*
* LGPL HEADER END
*
- * Copyright (c) 2014, Intel Corporation.
+ * Copyright (c) 2014, 2017, Intel Corporation.
*
* Author:
* Amir Shehata <amir.shehata@intel.com>
#include <errno.h>
#include <limits.h>
+#include <byteswap.h>
#include <netdb.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
+#include <unistd.h>
#include <sys/ioctl.h>
+#include <net/if.h>
#include <libcfs/util/ioctl.h>
-#include <lnet/lnetctl.h>
-#include <lnet/socklnd.h>
-#include <lnet/lnet.h>
+#include <linux/lnet/lnetctl.h>
+#include "liblnd.h"
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <ifaddrs.h>
+#include <rdma/rdma_user_cm.h>
#include "liblnetconfig.h"
-#include "cyaml.h"
+#include <glob.h>
+#include <libcfs/util/param.h>
-#define CONFIG_CMD "configure"
-#define UNCONFIG_CMD "unconfigure"
-#define ADD_CMD "add"
-#define DEL_CMD "del"
-#define SHOW_CMD "show"
+#ifndef HAVE_USRSPC_RDMA_PS_TCP
+#define RDMA_PS_TCP 0x0106
+#endif
-int lustre_lnet_config_lib_init(void)
+const char *gmsg_stat_names[] = {"sent_stats", "received_stats",
+ "dropped_stats"};
+
+/*
+ * lustre_lnet_ip_range_descr
+ * Describes an IP range.
+ * Each octect is an expression
+ */
+struct lustre_lnet_ip_range_descr {
+ struct list_head ipr_entry;
+ struct list_head ipr_expr;
+};
+
+/*
+ * lustre_lnet_ip2nets
+ * Describes an ip2nets rule. This can be on a list of rules.
+ */
+struct lustre_lnet_ip2nets {
+ struct lnet_dlc_network_descr ip2nets_net;
+ struct list_head ip2nets_ip_ranges;
+};
+
+int open_sysfs_file(const char *path, const char *attr, const int mode)
{
- return register_ioc_dev(LNET_DEV_ID, LNET_DEV_PATH,
- LNET_DEV_MAJOR, LNET_DEV_MINOR);
+ int fd;
+ char filename[LNET_MAX_STR_LEN];
+
+ if (strlen(path) + strlen(attr) >= LNET_MAX_STR_LEN)
+ return -1;
+
+ snprintf(filename, sizeof(filename), "%s%s",
+ path, attr);
+
+ fd = open(filename, mode);
+
+ return fd;
}
-int lustre_lnet_config_ni_system(bool up, bool load_ni_from_mod,
- int seq_no, struct cYAML **err_rc)
+static int read_sysfs_file(const char *path, const char *attr,
+ void *val, const size_t size, const int nelem)
{
- struct libcfs_ioctl_data data;
- unsigned int opc;
- int rc;
- char err_str[LNET_MAX_STR_LEN];
+ int fd;
+ int rc = LUSTRE_CFG_RC_GENERIC_ERR;
- snprintf(err_str, sizeof(err_str), "\"Success\"");
+ fd = open_sysfs_file(path, attr, O_RDONLY);
+ if (fd == -1)
+ return LUSTRE_CFG_RC_NO_MATCH;
- LIBCFS_IOC_INIT(data);
+ if (read(fd, val, size * nelem) == -1)
+ goto close_fd;
- /* Reverse logic is used here in order not to change
- * the lctl utility */
- data.ioc_flags = load_ni_from_mod ? 0 : 1;
+ rc = LUSTRE_CFG_RC_NO_ERR;
- opc = up ? IOC_LIBCFS_CONFIGURE : IOC_LIBCFS_UNCONFIGURE;
+close_fd:
+ close(fd);
+ return rc;
+}
- rc = l_ioctl(LNET_DEV_ID, opc, &data);
+static int write_sysfs_file(const char *path, const char *attr,
+ void *val, const size_t size, const int nelem)
+{
+ int fd;
+ int rc = LUSTRE_CFG_RC_GENERIC_ERR;
- if (rc != 0) {
- snprintf(err_str,
- sizeof(err_str),
- "\"LNet %s error: %s\"", (up) ? "configure" :
- "unconfigure", strerror(errno));
- rc = -errno;
- }
+ fd = open_sysfs_file(path, attr, O_WRONLY | O_TRUNC);
+ if (fd == -1)
+ return LUSTRE_CFG_RC_NO_MATCH;
- cYAML_build_error(rc, seq_no, (up) ? CONFIG_CMD : UNCONFIG_CMD,
- "lnet", err_str, err_rc);
+ if (write(fd, val, size * nelem) == -1)
+ goto close_fd;
+
+ rc = LUSTRE_CFG_RC_NO_ERR;
+close_fd:
+ close(fd);
return rc;
}
-int lustre_lnet_config_route(char *nw, char *gw, int hops, int prio,
- int seq_no, struct cYAML **err_rc)
+/*
+ * free_intf_descr
+ * frees the memory allocated for an intf descriptor.
+ */
+void free_intf_descr(struct lnet_dlc_intf_descr *intf_descr)
{
- struct lnet_ioctl_config_data data;
- lnet_nid_t gateway_nid;
- int rc = LUSTRE_CFG_RC_NO_ERR;
- __u32 net = LNET_NIDNET(LNET_NID_ANY);
- char err_str[LNET_MAX_STR_LEN];
+ if (!intf_descr)
+ return;
+
+ if (intf_descr->cpt_expr != NULL)
+ cfs_expr_list_free(intf_descr->cpt_expr);
+ free(intf_descr);
+}
- snprintf(err_str, sizeof(err_str), "\"Success\"");
+/*
+ * lustre_lnet_add_ip_range
+ * Formatting:
+ * given a string of the format:
+ * <expr.expr.expr.expr> parse each expr into
+ * a lustre_lnet_ip_range_descr structure and insert on the list.
+ *
+ * This function is called from
+ * YAML on each ip-range.
+ * As a result of lnetctl command
+ * When building a NID or P2P selection rules
+ */
+int lustre_lnet_add_ip_range(struct list_head *list, char *str_ip_range)
+{
+ struct lustre_lnet_ip_range_descr *ip_range;
+ int rc;
- if (nw == NULL || gw == NULL) {
- snprintf(err_str,
- sizeof(err_str),
- "\"missing mandatory parameter(s): '%s'\"",
- (nw == NULL && gw == NULL) ? "network, gateway" :
- (nw == NULL) ? "network" : "gateway");
- rc = LUSTRE_CFG_RC_MISSING_PARAM;
- goto out;
+ ip_range = calloc(1, sizeof(*ip_range));
+ if (ip_range == NULL)
+ return LUSTRE_CFG_RC_OUT_OF_MEM;
+
+ INIT_LIST_HEAD(&ip_range->ipr_entry);
+ INIT_LIST_HEAD(&ip_range->ipr_expr);
+
+ rc = cfs_ip_addr_parse(str_ip_range, strlen(str_ip_range),
+ &ip_range->ipr_expr);
+ if (rc != 0)
+ return LUSTRE_CFG_RC_BAD_PARAM;
+
+ list_add_tail(&ip_range->ipr_entry, list);
+
+ return LUSTRE_CFG_RC_NO_ERR;
+}
+
+int lustre_lnet_add_intf_descr(struct list_head *list, char *intf, int len)
+{
+ char *open_sq_bracket = NULL, *close_sq_bracket = NULL,
+ *intf_name;
+ struct lnet_dlc_intf_descr *intf_descr = NULL;
+ int rc;
+ char intf_string[LNET_MAX_STR_LEN];
+
+ if (len >= LNET_MAX_STR_LEN)
+ return LUSTRE_CFG_RC_BAD_PARAM;
+
+ strncpy(intf_string, intf, len);
+ intf_string[len] = '\0';
+
+ intf_descr = calloc(1, sizeof(*intf_descr));
+ if (intf_descr == NULL)
+ return LUSTRE_CFG_RC_OUT_OF_MEM;
+
+ INIT_LIST_HEAD(&intf_descr->intf_on_network);
+
+ intf_name = intf_string;
+ open_sq_bracket = strchr(intf_string, '[');
+ if (open_sq_bracket != NULL) {
+ close_sq_bracket = strchr(intf_string, ']');
+ if (close_sq_bracket == NULL) {
+ free(intf_descr);
+ return LUSTRE_CFG_RC_BAD_PARAM;
+ }
+ rc = cfs_expr_list_parse(open_sq_bracket,
+ strlen(open_sq_bracket), 0, UINT_MAX,
+ &intf_descr->cpt_expr);
+ if (rc < 0) {
+ free(intf_descr);
+ return LUSTRE_CFG_RC_BAD_PARAM;
+ }
+ strncpy(intf_descr->intf_name, intf_name,
+ open_sq_bracket - intf_name);
+ intf_descr->intf_name[open_sq_bracket - intf_name] = '\0';
+ } else {
+ strcpy(intf_descr->intf_name, intf_name);
+ intf_descr->cpt_expr = NULL;
}
- net = libcfs_str2net(nw);
- if (net == LNET_NIDNET(LNET_NID_ANY)) {
- snprintf(err_str,
- sizeof(err_str),
- "\"cannot parse net %s\"", nw);
- rc = LUSTRE_CFG_RC_BAD_PARAM;
- goto out;
+ list_add_tail(&intf_descr->intf_on_network, list);
+
+ return LUSTRE_CFG_RC_NO_ERR;
+}
+
+void lustre_lnet_init_nw_descr(struct lnet_dlc_network_descr *nw_descr)
+{
+ if (nw_descr != NULL) {
+ nw_descr->nw_id = 0;
+ INIT_LIST_HEAD(&nw_descr->network_on_rule);
+ INIT_LIST_HEAD(&nw_descr->nw_intflist);
}
+}
- if (LNET_NETTYP(net) == CIBLND ||
- LNET_NETTYP(net) == OPENIBLND ||
- LNET_NETTYP(net) == IIBLND ||
- LNET_NETTYP(net) == VIBLND) {
- snprintf(err_str,
- sizeof(err_str),
- "\"obselete LNet type '%s'\"", libcfs_lnd2str(net));
- rc = LUSTRE_CFG_RC_BAD_PARAM;
- goto out;
+int lustre_lnet_parse_nidstr(char *nidstr, lnet_nid_t *lnet_nidlist,
+ int max_nids, char *err_str)
+{
+ int rc, num_nids = 0;
+ struct list_head nidlist;
+
+ if (!nidstr) {
+ snprintf(err_str, LNET_MAX_STR_LEN, "supplied nidstr is NULL");
+ return LUSTRE_CFG_RC_BAD_PARAM;
}
- gateway_nid = libcfs_str2nid(gw);
- if (gateway_nid == LNET_NID_ANY) {
- snprintf(err_str,
- sizeof(err_str),
- "\"cannot parse gateway NID '%s'\"", gw);
- rc = LUSTRE_CFG_RC_BAD_PARAM;
- goto out;
+ if (strchr(nidstr, '*')) {
+ snprintf(err_str, LNET_MAX_STR_LEN,
+ "asterisk not allowed in nidstring \"%s\"", nidstr);
+ return LUSTRE_CFG_RC_BAD_PARAM;
}
- if (hops == -1) {
- /* -1 indicates to use the default hop value */
- hops = 1;
- } else if (hops < 1 || hops > 255) {
- snprintf(err_str,
- sizeof(err_str),
- "\"invalid hop count %d, must be between 0 and 256\"",
- hops);
- rc = LUSTRE_CFG_RC_OUT_OF_RANGE_PARAM;
- goto out;
+ INIT_LIST_HEAD(&nidlist);
+ rc = cfs_parse_nidlist(nidstr, strlen(nidstr), &nidlist);
+ if (rc == 0) {
+ snprintf(err_str, LNET_MAX_STR_LEN,
+ "Unable to parse nidlist from: %s\n", nidstr);
+ return LUSTRE_CFG_RC_BAD_PARAM;
}
- if (prio == -1) {
- prio = 0;
- } else if (prio < 0) {
- snprintf(err_str,
- sizeof(err_str),
- "\"invalid priority %d, must be greater than 0\"",
- prio);
- rc = LUSTRE_CFG_RC_OUT_OF_RANGE_PARAM;
- goto out;
+ if (list_empty(&nidlist)) {
+ snprintf(err_str, LNET_MAX_STR_LEN,
+ "\"%s\" does not specify any valid nid lists", nidstr);
+ return LUSTRE_CFG_RC_BAD_PARAM;
}
- LIBCFS_IOC_INIT_V2(data, cfg_hdr);
- data.cfg_net = net;
- data.cfg_config_u.cfg_route.rtr_hop = hops;
- data.cfg_config_u.cfg_route.rtr_priority = prio;
- data.cfg_nid = gateway_nid;
+ num_nids = cfs_expand_nidlist(&nidlist, lnet_nidlist, max_nids);
+ cfs_free_nidlist(&nidlist);
- rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_ADD_ROUTE, &data);
- if (rc != 0) {
- snprintf(err_str,
- sizeof(err_str),
- "\"cannot add route: %s\"", strerror(errno));
- rc = -errno;
- goto out;
+ if (num_nids == -1) {
+ snprintf(err_str, LNET_MAX_STR_LEN,
+ "\"%s\" specifies more than the %d NIDs allowed by this operation.",
+ nidstr, max_nids);
+ return LUSTRE_CFG_RC_BAD_PARAM;
}
-out:
- cYAML_build_error(rc, seq_no, ADD_CMD, "route", err_str, err_rc);
+ if (num_nids < 0) {
+ snprintf(err_str, LNET_MAX_STR_LEN,
+ "Failed to expand nidstr: %s", strerror(num_nids));
+ return LUSTRE_CFG_RC_OUT_OF_MEM;
+ }
- return rc;
+ if (num_nids == 0) {
+ snprintf(err_str, LNET_MAX_STR_LEN,
+ "\"%s\" did not expand to any nids", nidstr);
+ return LUSTRE_CFG_RC_BAD_PARAM;
+ }
+
+ return num_nids;
}
-int lustre_lnet_del_route(char *nw, char *gw,
- int seq_no, struct cYAML **err_rc)
+/*
+ * format expected:
+ * <intf>[<expr>], <intf>[<expr>],..
+ */
+int lustre_lnet_parse_interfaces(char *intf_str,
+ struct lnet_dlc_network_descr *nw_descr)
{
- struct lnet_ioctl_config_data data;
- lnet_nid_t gateway_nid;
- int rc = LUSTRE_CFG_RC_NO_ERR;
- __u32 net = LNET_NIDNET(LNET_NID_ANY);
- char err_str[LNET_MAX_STR_LEN];
+ char *open_square;
+ char *close_square;
+ char *comma;
+ char *cur = intf_str, *next = NULL;
+ char *end = intf_str + strlen(intf_str);
+ int rc, len;
+ struct lnet_dlc_intf_descr *intf_descr, *tmp;
+
+ if (nw_descr == NULL)
+ return LUSTRE_CFG_RC_BAD_PARAM;
- snprintf(err_str, sizeof(err_str), "\"Success\"");
+ while (cur < end) {
+ open_square = strchr(cur, '[');
+ if (open_square != NULL) {
+ close_square = strchr(cur, ']');
+ if (close_square == NULL) {
+ rc = LUSTRE_CFG_RC_BAD_PARAM;
+ goto failed;
+ }
- if (nw == NULL || gw == NULL) {
- snprintf(err_str,
- sizeof(err_str),
- "\"missing mandatory parameter(s): '%s'\"",
- (nw == NULL && gw == NULL) ? "network, gateway" :
- (nw == NULL) ? "network" : "gateway");
- rc = LUSTRE_CFG_RC_MISSING_PARAM;
- goto out;
- }
+ comma = strchr(cur, ',');
+ if (comma != NULL && comma > close_square) {
+ next = comma + 1;
+ len = next - close_square;
+ } else {
+ len = strlen(cur);
+ next = cur + len;
+ }
+ } else {
+ comma = strchr(cur, ',');
+ if (comma != NULL) {
+ next = comma + 1;
+ len = comma - cur;
+ } else {
+ len = strlen(cur);
+ next = cur + len;
+ }
+ }
- net = libcfs_str2net(nw);
- if (net == LNET_NIDNET(LNET_NID_ANY)) {
- snprintf(err_str,
- sizeof(err_str),
- "\"cannot parse net '%s'\"", nw);
- rc = LUSTRE_CFG_RC_BAD_PARAM;
- goto out;
- }
+ rc = lustre_lnet_add_intf_descr(&nw_descr->nw_intflist, cur, len);
+ if (rc != LUSTRE_CFG_RC_NO_ERR)
+ goto failed;
- if (LNET_NETTYP(net) == CIBLND ||
- LNET_NETTYP(net) == OPENIBLND ||
- LNET_NETTYP(net) == IIBLND ||
- LNET_NETTYP(net) == VIBLND) {
- snprintf(err_str,
- sizeof(err_str),
- "\"obselete LNet type '%s'\"", libcfs_lnd2str(net));
- rc = LUSTRE_CFG_RC_BAD_PARAM;
- goto out;
+ cur = next;
}
- gateway_nid = libcfs_str2nid(gw);
- if (gateway_nid == LNET_NID_ANY) {
- snprintf(err_str,
- sizeof(err_str),
- "\"cannot parse gateway NID '%s'\"", gw);
- rc = LUSTRE_CFG_RC_BAD_PARAM;
- goto out;
+ return LUSTRE_CFG_RC_NO_ERR;
+
+failed:
+ list_for_each_entry_safe(intf_descr, tmp, &nw_descr->nw_intflist,
+ intf_on_network) {
+ list_del(&intf_descr->intf_on_network);
+ free_intf_descr(intf_descr);
}
- LIBCFS_IOC_INIT_V2(data, cfg_hdr);
- data.cfg_net = net;
- data.cfg_nid = gateway_nid;
+ return rc;
+}
+
+int lustre_lnet_config_lib_init(void)
+{
+ return register_ioc_dev(LNET_DEV_ID, LNET_DEV_PATH);
+}
+
+void lustre_lnet_config_lib_uninit(void)
+{
+ unregister_ioc_dev(LNET_DEV_ID);
+}
+
+int lustre_lnet_config_ni_system(bool up, bool load_ni_from_mod,
+ int seq_no, struct cYAML **err_rc)
+{
+ struct libcfs_ioctl_data data;
+ unsigned int opc;
+ int rc;
+ char err_str[LNET_MAX_STR_LEN] = "\"Success\"";
+
+ LIBCFS_IOC_INIT(data);
+
+ /* Reverse logic is used here in order not to change
+ * the lctl utility */
+ data.ioc_flags = load_ni_from_mod ? 0 : 1;
+
+ opc = up ? IOC_LIBCFS_CONFIGURE : IOC_LIBCFS_UNCONFIGURE;
- rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_DEL_ROUTE, &data);
+ rc = l_ioctl(LNET_DEV_ID, opc, &data);
if (rc != 0) {
snprintf(err_str,
- sizeof(err_str),
- "\"cannot delete route: %s\"", strerror(errno));
+ sizeof(err_str),
+ "\"LNet %s error: %s\"", (up) ? "configure" :
+ "unconfigure", strerror(errno));
rc = -errno;
- goto out;
}
-out:
- cYAML_build_error(rc, seq_no, DEL_CMD, "route", err_str, err_rc);
+ cYAML_build_error(rc, seq_no, (up) ? CONFIG_CMD : UNCONFIG_CMD,
+ "lnet", err_str, err_rc);
return rc;
}
-int lustre_lnet_show_route(char *nw, char *gw, int hops, int prio, int detail,
- int seq_no, struct cYAML **show_rc,
- struct cYAML **err_rc)
+static int dispatch_peer_ni_cmd(__u32 cmd, struct lnet_ioctl_peer_cfg *data,
+ char *err_str, char *cmd_str)
{
- struct lnet_ioctl_config_data data;
- lnet_nid_t gateway_nid;
- int rc = LUSTRE_CFG_RC_OUT_OF_MEM;
- __u32 net = LNET_NIDNET(LNET_NID_ANY);
- int i;
- struct cYAML *root = NULL, *route = NULL, *item = NULL;
- struct cYAML *first_seq = NULL;
- char err_str[LNET_MAX_STR_LEN];
- bool exist = false;
+ int rc;
- snprintf(err_str, sizeof(err_str),
- "\"out of memory\"");
+ rc = l_ioctl(LNET_DEV_ID, cmd, data);
+ if (rc) {
+ rc = -errno;
+ snprintf(err_str, LNET_MAX_STR_LEN,
+ "\"%s peer ni operation failed: %s\"",
+ cmd_str, strerror(errno));
+ }
- if (nw != NULL) {
- net = libcfs_str2net(nw);
- if (net == LNET_NIDNET(LNET_NID_ANY)) {
- snprintf(err_str,
- sizeof(err_str),
- "\"cannot parse net '%s'\"", nw);
- rc = LUSTRE_CFG_RC_BAD_PARAM;
- goto out;
- }
+ return rc;
+}
- if (LNET_NETTYP(net) == CIBLND ||
- LNET_NETTYP(net) == OPENIBLND ||
- LNET_NETTYP(net) == IIBLND ||
- LNET_NETTYP(net) == VIBLND) {
- snprintf(err_str,
- sizeof(err_str),
- "\"obsolete LNet type '%s'\"",
- libcfs_lnd2str(net));
- rc = LUSTRE_CFG_RC_BAD_PARAM;
- goto out;
- }
- } else {
- /* show all routes without filtering on net */
- net = LNET_NIDNET(LNET_NID_ANY);
- }
+static int infra_ping_nid(char *ping_nids, char *oper, int param, int ioc_call,
+ int seq_no, struct cYAML **show_rc,
+ struct cYAML **err_rc)
+{
+ void *data = NULL;
+ struct lnet_ioctl_ping_data ping;
+ struct cYAML *root = NULL, *ping_node = NULL, *item = NULL,
+ *first_seq = NULL, *tmp = NULL, *peer_ni = NULL;
+ struct lnet_process_id id;
+ char err_str[LNET_MAX_STR_LEN] = {0};
+ char *sep, *token, *end;
+ char buf[6];
+ size_t len;
+ int rc = LUSTRE_CFG_RC_OUT_OF_MEM;
+ int i;
+ bool flag = false;
- if (gw != NULL) {
- gateway_nid = libcfs_str2nid(gw);
- if (gateway_nid == LNET_NID_ANY) {
- snprintf(err_str,
- sizeof(err_str),
- "\"cannot parse gateway NID '%s'\"", gw);
- rc = LUSTRE_CFG_RC_BAD_PARAM;
- goto out;
- }
- } else
- /* show all routes with out filtering on gateway */
- gateway_nid = LNET_NID_ANY;
+ len = (sizeof(struct lnet_process_id) * LNET_INTERFACES_MAX_DEFAULT);
- if ((hops < 1 && hops != -1) || hops > 255) {
- snprintf(err_str,
- sizeof(err_str),
- "\"invalid hop count %d, must be between 0 and 256\"",
- hops);
- rc = LUSTRE_CFG_RC_OUT_OF_RANGE_PARAM;
+ data = calloc(1, len);
+ if (data == NULL)
goto out;
- }
/* create struct cYAML root object */
root = cYAML_create_object(NULL, NULL);
if (root == NULL)
goto out;
- route = cYAML_create_seq(root, "route");
- if (route == NULL)
+ ping_node = cYAML_create_seq(root, oper);
+ if (ping_node == NULL)
goto out;
- for (i = 0;; i++) {
- LIBCFS_IOC_INIT_V2(data, cfg_hdr);
- data.cfg_count = i;
-
- rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_GET_ROUTE, &data);
- if (rc != 0)
- break;
+ /* tokenise each nid in string ping_nids */
+ token = strtok(ping_nids, ",");
- /* filter on provided data */
- if (net != LNET_NIDNET(LNET_NID_ANY) &&
- net != data.cfg_net)
- continue;
-
- if (gateway_nid != LNET_NID_ANY &&
- gateway_nid != data.cfg_nid)
- continue;
-
- if (hops != -1 &&
- hops != data.cfg_config_u.cfg_route.rtr_hop)
- continue;
-
- if (prio != -1 &&
- prio != data.cfg_config_u.cfg_route.rtr_priority)
- continue;
-
- /* default rc to -1 incase we hit the goto */
- rc = -1;
- exist = true;
-
- item = cYAML_create_seq_item(route);
+ do {
+ item = cYAML_create_seq_item(ping_node);
if (item == NULL)
goto out;
if (first_seq == NULL)
first_seq = item;
- if (cYAML_create_string(item, "net",
- libcfs_net2str(data.cfg_net)) == NULL)
+ /* check if '-' is a part of NID, token */
+ sep = strchr(token, '-');
+ if (sep == NULL) {
+ id.pid = LNET_PID_ANY;
+ /* if no net is specified, libcfs_str2nid() will assume tcp */
+ id.nid = libcfs_str2nid(token);
+ if (id.nid == LNET_NID_ANY) {
+ snprintf(err_str, sizeof(err_str),
+ "\"cannot parse NID '%s'\"",
+ token);
+ rc = LUSTRE_CFG_RC_BAD_PARAM;
+ cYAML_build_error(rc, seq_no, MANAGE_CMD,
+ oper, err_str, err_rc);
+ continue;
+ }
+ } else {
+ if (token[0] == 'u' || token[0] == 'U')
+ id.pid = (strtoul(&token[1], &end, 0) |
+ (LNET_PID_USERFLAG));
+ else
+ id.pid = strtoul(token, &end, 0);
+
+ /* assuming '-' is part of hostname */
+ if (end != sep) {
+ id.pid = LNET_PID_ANY;
+ id.nid = libcfs_str2nid(token);
+ if (id.nid == LNET_NID_ANY) {
+ snprintf(err_str, sizeof(err_str),
+ "\"cannot parse NID '%s'\"",
+ token);
+ rc = LUSTRE_CFG_RC_BAD_PARAM;
+ cYAML_build_error(rc, seq_no, MANAGE_CMD,
+ oper, err_str,
+ err_rc);
+ continue;
+ }
+ } else {
+ id.nid = libcfs_str2nid(sep + 1);
+ if (id.nid == LNET_NID_ANY) {
+ snprintf(err_str, sizeof(err_str),
+ "\"cannot parse NID '%s'\"",
+ token);
+ rc = LUSTRE_CFG_RC_BAD_PARAM;
+ cYAML_build_error(rc, seq_no, MANAGE_CMD,
+ oper, err_str,
+ err_rc);
+ continue;
+ }
+ }
+ }
+ LIBCFS_IOC_INIT_V2(ping, ping_hdr);
+ ping.ping_hdr.ioc_len = sizeof(ping);
+ ping.ping_id = id;
+ ping.op_param = param;
+ ping.ping_count = LNET_INTERFACES_MAX_DEFAULT;
+ ping.ping_buf = data;
+
+ rc = l_ioctl(LNET_DEV_ID, ioc_call, &ping);
+ if (rc != 0) {
+ snprintf(err_str,
+ sizeof(err_str), "failed to %s %s: %s\n", oper,
+ id.pid == LNET_PID_ANY ?
+ libcfs_nid2str(id.nid) :
+ libcfs_id2str(id), strerror(errno));
+ rc = LUSTRE_CFG_RC_BAD_PARAM;
+ cYAML_build_error(rc, seq_no, MANAGE_CMD,
+ oper, err_str, err_rc);
+ continue;
+ }
+
+ if (cYAML_create_string(item, "primary nid",
+ libcfs_nid2str(ping.ping_id.nid)) == NULL)
goto out;
- if (cYAML_create_string(item, "gateway",
- libcfs_nid2str(data.cfg_nid)) == NULL)
+ if (cYAML_create_string(item, "Multi-Rail", ping.mr_info ?
+ "True" : "False") == NULL)
goto out;
- if (detail) {
- if (cYAML_create_number(item, "hop",
- data.cfg_config_u.cfg_route.
- rtr_hop) ==
- NULL)
- goto out;
+ tmp = cYAML_create_seq(item, "peer ni");
+ if (tmp == NULL)
+ goto out;
- if (cYAML_create_number(item, "priority",
- data.cfg_config_u.
- cfg_route.rtr_priority) == NULL)
+ for (i = 0; i < ping.ping_count; i++) {
+ if (ping.ping_buf[i].nid == LNET_NID_LO_0)
+ continue;
+ peer_ni = cYAML_create_seq_item(tmp);
+ if (peer_ni == NULL)
goto out;
-
- if (cYAML_create_string(item, "state",
- data.cfg_config_u.cfg_route.
- rtr_flags ?
- "up" : "down") == NULL)
+ memset(buf, 0, sizeof buf);
+ snprintf(buf, sizeof buf, "nid");
+ if (cYAML_create_string(peer_ni, buf,
+ libcfs_nid2str(ping.ping_buf[i].nid)) == NULL)
goto out;
}
- }
- /* print output iff show_rc is not provided */
- if (show_rc == NULL)
- cYAML_print_tree(root);
+ flag = true;
- if (errno != ENOENT) {
- snprintf(err_str,
- sizeof(err_str),
- "\"cannot get routes: %s\"",
- strerror(errno));
- rc = -errno;
- goto out;
- } else
+ } while ((token = strtok(NULL, ",")) != NULL);
+
+ if (flag)
rc = LUSTRE_CFG_RC_NO_ERR;
- snprintf(err_str, sizeof(err_str), "\"success\"");
out:
- if (show_rc == NULL || rc != LUSTRE_CFG_RC_NO_ERR || !exist) {
+ if (data)
+ free(data);
+ if (show_rc == NULL || rc != LUSTRE_CFG_RC_NO_ERR) {
cYAML_free_tree(root);
} else if (show_rc != NULL && *show_rc != NULL) {
struct cYAML *show_node;
- /* find the route node, if one doesn't exist then
- * insert one. Otherwise add to the one there
- */
- show_node = cYAML_get_object_item(*show_rc, "route");
+ show_node = cYAML_get_object_item(*show_rc, oper);
if (show_node != NULL && cYAML_is_sequence(show_node)) {
cYAML_insert_child(show_node, first_seq);
- free(route);
+ free(ping_node);
free(root);
} else if (show_node == NULL) {
cYAML_insert_sibling((*show_rc)->cy_child,
- route);
+ ping_node);
free(root);
} else {
cYAML_free_tree(root);
*show_rc = root;
}
- cYAML_build_error(rc, seq_no, SHOW_CMD, "route", err_str, err_rc);
+ return rc;
+}
+int lustre_lnet_ping_nid(char *ping_nids, int timeout, int seq_no,
+ struct cYAML **show_rc, struct cYAML **err_rc)
+{
+ int rc;
+
+ rc = infra_ping_nid(ping_nids, "ping", timeout, IOC_LIBCFS_PING_PEER,
+ seq_no, show_rc, err_rc);
return rc;
}
-int lustre_lnet_config_net(char *net, char *intf, char *ip2net,
- int peer_to, int peer_cr, int peer_buf_cr,
- int credits, char *smp, int seq_no,
- struct cYAML **err_rc)
+int lustre_lnet_discover_nid(char *ping_nids, int force, int seq_no,
+ struct cYAML **show_rc, struct cYAML **err_rc)
{
- struct lnet_ioctl_config_data data;
- char buf[LNET_MAX_STR_LEN];
- int rc = LUSTRE_CFG_RC_NO_ERR, num_of_nets = 0;
- char err_str[LNET_MAX_STR_LEN];
+ int rc;
- snprintf(err_str, sizeof(err_str), "\"success\"");
+ rc = infra_ping_nid(ping_nids, "discover", force, IOC_LIBCFS_DISCOVER,
+ seq_no, show_rc, err_rc);
+ return rc;
+}
- if (ip2net == NULL && (intf == NULL || net == NULL)) {
- snprintf(err_str,
- sizeof(err_str),
- "\"mandatory parameter '%s' not specified."
- " Optionally specify ip2net parameter\"",
- (intf == NULL && net == NULL) ? "net, if" :
- (intf == NULL) ? "if" : "net");
- rc = LUSTRE_CFG_RC_MISSING_PARAM;
+static int lustre_lnet_handle_peer_nidlist(lnet_nid_t *nidlist, int num_nids,
+ bool is_mr, __u32 cmd,
+ char *cmd_type, char *err_str)
+{
+ struct lnet_ioctl_peer_cfg data;
+ int rc, nid_idx;
+
+ if (cmd == IOC_LIBCFS_ADD_PEER_NI) {
+ /* When adding a peer we first need to create the peer using the
+ * specified (or implied) primary nid. Then we can add
+ * additional nids to this peer using the primary nid as a key
+ */
+ LIBCFS_IOC_INIT_V2(data, prcfg_hdr);
+ data.prcfg_mr = is_mr;
+ data.prcfg_prim_nid = nidlist[0];
+ data.prcfg_cfg_nid = LNET_NID_ANY;
+
+ rc = dispatch_peer_ni_cmd(cmd, &data, err_str, cmd_type);
+
+ if (rc)
+ return rc;
+ }
+
+ /* Add or delete any specified NIs associated with the specified
+ * (or implied) primary nid
+ */
+ for (nid_idx = 1; nid_idx < num_nids; nid_idx++) {
+ LIBCFS_IOC_INIT_V2(data, prcfg_hdr);
+ data.prcfg_mr = is_mr;
+ data.prcfg_prim_nid = nidlist[0];
+ data.prcfg_cfg_nid = nidlist[nid_idx];
+
+ rc = dispatch_peer_ni_cmd(cmd, &data, err_str, cmd_type);
+
+ if (rc)
+ return rc;
+ }
+
+ if (cmd == IOC_LIBCFS_DEL_PEER_NI && num_nids == 1) {
+ /* In the delete case we may have been given just the
+ * primary nid of the peer. This tells us to delete the peer
+ * completely (rather than just delete some of its NIs)
+ */
+ LIBCFS_IOC_INIT_V2(data, prcfg_hdr);
+ data.prcfg_prim_nid = nidlist[0];
+ data.prcfg_cfg_nid = LNET_NID_ANY;
+
+ rc = dispatch_peer_ni_cmd(cmd, &data, err_str, cmd_type);
+ }
+
+ return rc;
+}
+
+static int
+lustre_lnet_mod_peer_nidlist(lnet_nid_t pnid, lnet_nid_t *lnet_nidlist,
+ int cmd, int num_nids, bool is_mr, int seq_no,
+ struct cYAML **err_rc)
+{
+ int rc = LUSTRE_CFG_RC_NO_ERR;
+ char err_str[LNET_MAX_STR_LEN];
+ lnet_nid_t *lnet_nidlist2 = NULL;
+ int ioc_cmd = (cmd == LNETCTL_ADD_CMD) ? IOC_LIBCFS_ADD_PEER_NI :
+ IOC_LIBCFS_DEL_PEER_NI;
+ char *cmd_str = (cmd == LNETCTL_ADD_CMD) ? ADD_CMD : DEL_CMD;
+
+ num_nids++;
+ lnet_nidlist2 = calloc(sizeof(*lnet_nidlist2), num_nids);
+ if (!lnet_nidlist2) {
+ snprintf(err_str, LNET_MAX_STR_LEN, "out of memory");
+ rc = LUSTRE_CFG_RC_OUT_OF_MEM;
goto out;
}
+ lnet_nidlist2[0] = pnid;
+ memcpy(&lnet_nidlist2[1], lnet_nidlist, sizeof(*lnet_nidlist) *
+ (num_nids - 1));
- if (peer_to != -1 && peer_to <= 0) {
- snprintf(err_str,
- sizeof(err_str),
- "\"peer timeout %d, must be greater than 0\"",
- peer_to);
- rc = LUSTRE_CFG_RC_OUT_OF_RANGE_PARAM;
+ rc = lustre_lnet_handle_peer_nidlist(lnet_nidlist2,
+ num_nids, is_mr, ioc_cmd,
+ cmd_str, err_str);
+out:
+ if (lnet_nidlist2)
+ free(lnet_nidlist2);
+
+ cYAML_build_error(rc, seq_no, cmd_str, "peer_ni", err_str, err_rc);
+ return rc;
+}
+
+static void
+replace_sep(char *str, char sep, char newsep)
+{
+ int bracket = 0;
+ int i;
+ if (!str)
+ return;
+ for (i = 0; i < strlen(str); i++) {
+ /* don't replace ',' within [] */
+ if (str[i] == '[')
+ bracket++;
+ else if (str[i] == ']')
+ bracket--;
+ else if (str[i] == sep && bracket == 0)
+ str[i] = newsep;
+ }
+}
+
+int lustre_lnet_modify_peer(char *prim_nid, char *nids, bool is_mr,
+ int cmd, int seq_no, struct cYAML **err_rc)
+{
+ int num_nids, rc;
+ char err_str[LNET_MAX_STR_LEN] = "Error";
+ lnet_nid_t lnet_nidlist[LNET_MAX_NIDS_PER_PEER];
+ lnet_nid_t pnid = LNET_NID_ANY;
+
+ if (!prim_nid) {
+ rc = LUSTRE_CFG_RC_BAD_PARAM;
+ snprintf(err_str, LNET_MAX_STR_LEN,
+ "--prim_nid must be specified");
goto out;
}
- if (ip2net != NULL && strlen(ip2net) >= sizeof(buf)) {
- snprintf(err_str,
- sizeof(err_str),
- "\"ip2net string too long %d\"",
- (int)strlen(ip2net));
- rc = LUSTRE_CFG_RC_OUT_OF_RANGE_PARAM;
+ pnid = libcfs_str2nid(prim_nid);
+ if (pnid == LNET_NID_ANY) {
+ rc = LUSTRE_CFG_RC_BAD_PARAM;
+ snprintf(err_str, LNET_MAX_STR_LEN,
+ "badly formatted primary NID: %s", prim_nid);
goto out;
}
- if (ip2net == NULL)
- snprintf(buf, sizeof(buf) - 1, "%s(%s)%s",
- net, intf,
- (smp) ? smp : "");
+ num_nids = 0;
+ if (nids) {
+ /*
+ * if there is no primary nid we need to make the first nid in the
+ * nids list the primary nid
+ */
+ replace_sep(nids, ',', ' ');
+ rc = lustre_lnet_parse_nidstr(nids, lnet_nidlist,
+ LNET_MAX_NIDS_PER_PEER, err_str);
+ if (rc < 0)
+ goto out;
- LIBCFS_IOC_INIT_V2(data, cfg_hdr);
- strncpy(data.cfg_config_u.cfg_net.net_intf,
- (ip2net != NULL) ? ip2net : buf, sizeof(buf));
- data.cfg_config_u.cfg_net.net_peer_timeout = peer_to;
- data.cfg_config_u.cfg_net.net_peer_tx_credits = peer_cr;
- data.cfg_config_u.cfg_net.net_peer_rtr_credits = peer_buf_cr;
- data.cfg_config_u.cfg_net.net_max_tx_credits = credits;
-
- num_of_nets = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_ADD_NET, &data);
- if (num_of_nets < 0) {
- snprintf(err_str,
- sizeof(err_str),
- "\"cannot add network: %s\"", strerror(errno));
- rc = -errno;
+ num_nids = rc;
}
+ rc = lustre_lnet_mod_peer_nidlist(pnid, lnet_nidlist,
+ cmd, num_nids, is_mr,
+ -1, err_rc);
+
out:
- cYAML_build_error((num_of_nets > 0) ? num_of_nets : rc,
- seq_no, ADD_CMD, "net", err_str, err_rc);
+ if (rc != LUSTRE_CFG_RC_NO_ERR)
+ cYAML_build_error(rc, -1, "peer",
+ cmd == LNETCTL_ADD_CMD ? "add" : "del",
+ err_str, err_rc);
return rc;
}
-int lustre_lnet_del_net(char *nw, int seq_no, struct cYAML **err_rc)
+int lustre_lnet_route_common(char *nw, char *nidstr, int hops, int prio,
+ int sen, int seq_no, struct cYAML **err_rc,
+ int cmd)
{
+ int rc, num_nids, idx;
+ __u32 rnet;
+ char err_str[LNET_MAX_STR_LEN] = "\"generic error\"";
struct lnet_ioctl_config_data data;
- __u32 net = LNET_NIDNET(LNET_NID_ANY);
- int rc = LUSTRE_CFG_RC_NO_ERR;
- char err_str[LNET_MAX_STR_LEN];
-
- snprintf(err_str, sizeof(err_str), "\"success\"");
+ lnet_nid_t lnet_nidlist[LNET_MAX_NIDS_PER_PEER];
- if (nw == NULL) {
- snprintf(err_str,
- sizeof(err_str),
- "\"missing mandatory parameter\"");
+ if (nw == NULL || nidstr == NULL) {
+ snprintf(err_str, LNET_MAX_STR_LEN,
+ "\"missing mandatory parameter:'%s'\"",
+ (nw == NULL && nidstr == NULL) ? "network, gateway" :
+ (nw == NULL) ? "network" : "gateway");
rc = LUSTRE_CFG_RC_MISSING_PARAM;
goto out;
}
- net = libcfs_str2net(nw);
- if (net == LNET_NIDNET(LNET_NID_ANY)) {
- snprintf(err_str,
- sizeof(err_str),
- "\"cannot parse net '%s'\"", nw);
+ rnet = libcfs_str2net(nw);
+ if (rnet == LNET_NET_ANY) {
+ snprintf(err_str, LNET_MAX_STR_LEN,
+ "\"cannot parse remote net %s\"", nw);
rc = LUSTRE_CFG_RC_BAD_PARAM;
goto out;
}
- LIBCFS_IOC_INIT_V2(data, cfg_hdr);
- data.cfg_net = net;
-
- rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_DEL_NET, &data);
- if (rc != 0) {
- snprintf(err_str,
- sizeof(err_str),
- "\"cannot delete network: %s\"", strerror(errno));
- rc = -errno;
+ replace_sep(nidstr, ',', ' ');
+ rc = lustre_lnet_parse_nidstr(nidstr, lnet_nidlist,
+ LNET_MAX_NIDS_PER_PEER, err_str);
+ if (rc < 0)
goto out;
+
+ num_nids = rc;
+
+ for (idx = 0; idx < num_nids; idx++) {
+ LIBCFS_IOC_INIT_V2(data, cfg_hdr);
+ data.cfg_net = rnet;
+ if (cmd == LNETCTL_ADD_CMD) {
+ data.cfg_config_u.cfg_route.rtr_hop = hops;
+ data.cfg_config_u.cfg_route.rtr_priority = prio;
+ data.cfg_config_u.cfg_route.rtr_sensitivity = sen;
+ }
+
+ data.cfg_nid = lnet_nidlist[idx];
+
+ if (cmd == LNETCTL_ADD_CMD)
+ rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_ADD_ROUTE,
+ &data);
+ else
+ rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_DEL_ROUTE,
+ &data);
+
+ if (rc != 0 && errno != EEXIST &&
+ errno != EHOSTUNREACH) {
+ rc = -errno;
+ snprintf(err_str, LNET_MAX_STR_LEN,
+ "route operation failed: %s",
+ strerror(errno));
+ goto out;
+ } else if (errno == EEXIST) {
+ /*
+ * continue chugging along if one of the
+ * routes already exists
+ */
+ rc = 0;
+ }
}
out:
- cYAML_build_error(rc, seq_no, DEL_CMD, "net", err_str, err_rc);
+ cYAML_build_error(rc, seq_no,
+ cmd == LNETCTL_ADD_CMD ? ADD_CMD : DEL_CMD, "route",
+ err_str, err_rc);
return rc;
}
-int lustre_lnet_show_net(char *nw, int detail, int seq_no,
- struct cYAML **show_rc, struct cYAML **err_rc)
+int lustre_lnet_config_route(char *nw, char *nidstr, int hops, int prio,
+ int sen, int seq_no, struct cYAML **err_rc)
{
- char *buf;
- struct lnet_ioctl_config_data *data;
- struct lnet_ioctl_net_config *net_config;
- __u32 net = LNET_NIDNET(LNET_NID_ANY);
- int rc = LUSTRE_CFG_RC_OUT_OF_MEM, i, j;
- struct cYAML *root = NULL, *tunables = NULL,
- *net_node = NULL, *interfaces = NULL,
- *item = NULL, *first_seq = NULL;
- int str_buf_len = LNET_MAX_SHOW_NUM_CPT * 2;
- char str_buf[str_buf_len];
- char *pos;
- char err_str[LNET_MAX_STR_LEN];
- bool exist = false;
+ int rc;
+ char err_str[LNET_MAX_STR_LEN] = "\"generic error\"";
- snprintf(err_str, sizeof(err_str), "\"out of memory\"");
+ if (hops == -1) {
+ hops = LNET_UNDEFINED_HOPS;
+ } else if (hops < 1 || hops > 255) {
+ snprintf(err_str, LNET_MAX_STR_LEN,
+ "\"invalid hop count %d, must be between 1 and 255\"",
+ hops);
+ rc = LUSTRE_CFG_RC_OUT_OF_RANGE_PARAM;
+ goto out;
+ }
- buf = calloc(1, sizeof(*data) + sizeof(*net_config));
- if (buf == NULL)
+ if (prio == -1) {
+ prio = 0;
+ } else if (prio < 0) {
+ snprintf(err_str, LNET_MAX_STR_LEN,
+ "\"invalid priority %d, must be greater than 0\"",
+ prio);
+ rc = LUSTRE_CFG_RC_OUT_OF_RANGE_PARAM;
goto out;
+ }
- data = (struct lnet_ioctl_config_data *)buf;
+ if (sen == -1) {
+ sen = 1;
+ } else if (sen < 1) {
+ snprintf(err_str, LNET_MAX_STR_LEN,
+ "\"invalid health sensitivity %d, must be 1 or greater\"",
+ sen);
+ rc = LUSTRE_CFG_RC_OUT_OF_RANGE_PARAM;
+ goto out;
+ }
+
+ rc = lustre_lnet_route_common(nw, nidstr, hops, prio, sen, seq_no,
+ err_rc, LNETCTL_ADD_CMD);
+ return rc;
+out:
+ cYAML_build_error(rc, seq_no, ADD_CMD, "route", err_str, err_rc);
+
+ return rc;
+}
+
+int lustre_lnet_del_route(char *nw, char *nidstr, int seq_no,
+ struct cYAML **err_rc)
+{
+ return lustre_lnet_route_common(nw, nidstr, 0, 0, 0, seq_no, err_rc,
+ LNETCTL_DEL_CMD);
+}
+
+int lustre_lnet_show_route(char *nw, char *gw, int hops, int prio, int detail,
+ int seq_no, struct cYAML **show_rc,
+ struct cYAML **err_rc, bool backup)
+{
+ struct lnet_ioctl_config_data data;
+ lnet_nid_t gateway_nid;
+ int rc = LUSTRE_CFG_RC_OUT_OF_MEM;
+ int l_errno = 0;
+ __u32 net = LNET_NET_ANY;
+ int i;
+ struct cYAML *root = NULL, *route = NULL, *item = NULL;
+ struct cYAML *first_seq = NULL;
+ char err_str[LNET_MAX_STR_LEN] = "\"out of memory\"";
+ bool exist = false;
if (nw != NULL) {
net = libcfs_str2net(nw);
- if (net == LNET_NIDNET(LNET_NID_ANY)) {
+ if (net == LNET_NET_ANY) {
snprintf(err_str,
sizeof(err_str),
"\"cannot parse net '%s'\"", nw);
rc = LUSTRE_CFG_RC_BAD_PARAM;
goto out;
}
+
+ } else {
+ /* show all routes without filtering on net */
+ net = LNET_NET_ANY;
+ }
+
+ if (gw != NULL) {
+ gateway_nid = libcfs_str2nid(gw);
+ if (gateway_nid == LNET_NID_ANY) {
+ snprintf(err_str,
+ sizeof(err_str),
+ "\"cannot parse gateway NID '%s'\"", gw);
+ rc = LUSTRE_CFG_RC_BAD_PARAM;
+ goto out;
+ }
+ } else
+ /* show all routes with out filtering on gateway */
+ gateway_nid = LNET_NID_ANY;
+
+ if ((hops < 1 && hops != -1) || hops > 255) {
+ snprintf(err_str,
+ sizeof(err_str),
+ "\"invalid hop count %d, must be between 0 and 256\"",
+ hops);
+ rc = LUSTRE_CFG_RC_OUT_OF_RANGE_PARAM;
+ goto out;
}
+ /* create struct cYAML root object */
root = cYAML_create_object(NULL, NULL);
if (root == NULL)
goto out;
- net_node = cYAML_create_seq(root, "net");
- if (net_node == NULL)
+ route = cYAML_create_seq(root, "route");
+ if (route == NULL)
goto out;
for (i = 0;; i++) {
- pos = str_buf;
+ __u32 rt_alive;
+ __u32 rt_multi_hop;
- memset(buf, 0, sizeof(*data) + sizeof(*net_config));
+ LIBCFS_IOC_INIT_V2(data, cfg_hdr);
+ data.cfg_count = i;
- LIBCFS_IOC_INIT_V2(*data, cfg_hdr);
- /*
- * set the ioc_len to the proper value since INIT assumes
- * size of data
- */
- data->cfg_hdr.ioc_len = sizeof(struct lnet_ioctl_config_data) +
- sizeof(struct lnet_ioctl_net_config);
- data->cfg_count = i;
-
- rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_GET_NET, data);
- if (rc != 0)
+ rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_GET_ROUTE, &data);
+ if (rc != 0) {
+ l_errno = errno;
break;
+ }
/* filter on provided data */
- if (net != LNET_NIDNET(LNET_NID_ANY) &&
- net != LNET_NIDNET(data->cfg_nid))
+ if (net != LNET_NET_ANY &&
+ net != data.cfg_net)
continue;
- /* default rc to -1 in case we hit the goto */
+ if (gateway_nid != LNET_NID_ANY &&
+ gateway_nid != data.cfg_nid)
+ continue;
+
+ if (hops != -1 &&
+ hops != data.cfg_config_u.cfg_route.rtr_hop)
+ continue;
+
+ if (prio != -1 &&
+ prio != data.cfg_config_u.cfg_route.rtr_priority)
+ continue;
+
+ /* default rc to -1 incase we hit the goto */
rc = -1;
exist = true;
- net_config = (struct lnet_ioctl_net_config *)data->cfg_bulk;
-
- /* create the tree to be printed. */
- item = cYAML_create_seq_item(net_node);
+ item = cYAML_create_seq_item(route);
if (item == NULL)
goto out;
if (first_seq == NULL)
first_seq = item;
- if (cYAML_create_string(item,
- "net",
- libcfs_net2str(
- LNET_NIDNET(data->cfg_nid)))
- == NULL)
- goto out;
-
- if (cYAML_create_string(item, "nid",
- libcfs_nid2str(data->cfg_nid)) == NULL)
+ if (cYAML_create_string(item, "net",
+ libcfs_net2str(data.cfg_net)) == NULL)
goto out;
- if (cYAML_create_string(item,
- "status",
- (net_config->ni_status ==
- LNET_NI_STATUS_UP) ?
- "up" : "down") == NULL)
+ if (cYAML_create_string(item, "gateway",
+ libcfs_nid2str(data.cfg_nid)) == NULL)
goto out;
- /* don't add interfaces unless there is at least one
- * interface */
- if (strlen(net_config->ni_interfaces[0]) > 0) {
- interfaces = cYAML_create_object(item, "interfaces");
- if (interfaces == NULL)
- goto out;
-
- for (j = 0; j < LNET_MAX_INTERFACES; j++) {
- if (strlen(net_config->ni_interfaces[j]) > 0) {
- snprintf(str_buf,
- sizeof(str_buf), "%d", j);
- if (cYAML_create_string(interfaces,
- str_buf,
- net_config->ni_interfaces[j]) ==
- NULL)
- goto out;
- }
- }
- }
-
if (detail) {
- char *limit;
-
- tunables = cYAML_create_object(item, "tunables");
- if (tunables == NULL)
+ if (cYAML_create_number(item, "hop",
+ (int) data.cfg_config_u.
+ cfg_route.rtr_hop) ==
+ NULL)
goto out;
- if (cYAML_create_number(tunables, "peer_timeout",
- data->cfg_config_u.cfg_net.
- net_peer_timeout) == NULL)
+ if (cYAML_create_number(item, "priority",
+ data.cfg_config_u.
+ cfg_route.rtr_priority) == NULL)
goto out;
- if (cYAML_create_number(tunables, "peer_credits",
- data->cfg_config_u.cfg_net.
- net_peer_tx_credits) == NULL)
+ if (cYAML_create_number(item, "health_sensitivity",
+ data.cfg_config_u.
+ cfg_route.rtr_sensitivity) == NULL)
goto out;
- if (cYAML_create_number(tunables,
- "peer_buffer_credits",
- data->cfg_config_u.cfg_net.
- net_peer_rtr_credits) == NULL)
- goto out;
+ rt_alive = data.cfg_config_u.cfg_route.rtr_flags &
+ LNET_RT_ALIVE;
+ rt_multi_hop = data.cfg_config_u.cfg_route.rtr_flags &
+ LNET_RT_MULTI_HOP;
- if (cYAML_create_number(tunables, "credits",
- data->cfg_config_u.cfg_net.
- net_max_tx_credits) == NULL)
+ if (!backup &&
+ cYAML_create_string(item, "state",
+ rt_alive ?
+ "up" : "down") == NULL)
goto out;
- /* out put the CPTs in the format: "[x,x,x,...]" */
- limit = str_buf + str_buf_len - 3;
- pos += snprintf(pos, limit - pos, "\"[");
- for (j = 0 ; data->cfg_ncpts > 1 &&
- j < data->cfg_ncpts &&
- pos < limit; j++) {
- pos += snprintf(pos, limit - pos,
- "%d", net_config->ni_cpts[j]);
- if ((j + 1) < data->cfg_ncpts)
- pos += snprintf(pos, limit - pos, ",");
- }
- pos += snprintf(pos, 3, "]\"");
-
- if (data->cfg_ncpts > 1 &&
- cYAML_create_string(tunables, "CPT",
- str_buf) == NULL)
+ if (!backup &&
+ cYAML_create_string(item, "type",
+ rt_multi_hop?
+ "multi-hop" : "single-hop") == NULL)
goto out;
}
}
- /* Print out the net information only if show_rc is not provided */
+ /* print output iff show_rc is not provided */
if (show_rc == NULL)
cYAML_print_tree(root);
- if (errno != ENOENT) {
+ if (l_errno != ENOENT) {
snprintf(err_str,
sizeof(err_str),
- "\"cannot get networks: %s\"",
- strerror(errno));
- rc = -errno;
+ "\"cannot get routes: %s\"",
+ strerror(l_errno));
+ rc = -l_errno;
goto out;
} else
rc = LUSTRE_CFG_RC_NO_ERR;
cYAML_free_tree(root);
} else if (show_rc != NULL && *show_rc != NULL) {
struct cYAML *show_node;
- /* find the net node, if one doesn't exist
- * then insert one. Otherwise add to the one there
+ /* find the route node, if one doesn't exist then
+ * insert one. Otherwise add to the one there
*/
- show_node = cYAML_get_object_item(*show_rc, "net");
+ show_node = cYAML_get_object_item(*show_rc, "route");
if (show_node != NULL && cYAML_is_sequence(show_node)) {
cYAML_insert_child(show_node, first_seq);
- free(net_node);
+ free(route);
free(root);
} else if (show_node == NULL) {
cYAML_insert_sibling((*show_rc)->cy_child,
- net_node);
+ route);
free(root);
} else {
cYAML_free_tree(root);
*show_rc = root;
}
- cYAML_build_error(rc, seq_no, SHOW_CMD, "net", err_str, err_rc);
+ cYAML_build_error(rc, seq_no, SHOW_CMD, "route", err_str, err_rc);
return rc;
}
-int lustre_lnet_enable_routing(int enable, int seq_no, struct cYAML **err_rc)
+static int socket_intf_query(int request, char *intf,
+ struct ifreq *ifr)
{
- struct lnet_ioctl_config_data data;
- int rc = LUSTRE_CFG_RC_NO_ERR;
- char err_str[LNET_MAX_STR_LEN];
+ int rc = 0;
+ int sockfd;
- snprintf(err_str, sizeof(err_str), "\"success\"");
+ if (strlen(intf) >= IFNAMSIZ || ifr == NULL)
+ return LUSTRE_CFG_RC_BAD_PARAM;
- LIBCFS_IOC_INIT_V2(data, cfg_hdr);
- data.cfg_config_u.cfg_buffers.buf_enable = (enable) ? 1 : 0;
+ sockfd = socket(AF_INET, SOCK_DGRAM, 0);
+ if (sockfd < 0)
+ return LUSTRE_CFG_RC_BAD_PARAM;
- rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_CONFIG_RTR, &data);
- if (rc != 0) {
- snprintf(err_str,
- sizeof(err_str),
- "\"cannot %s routing %s\"",
- (enable) ? "enable" : "disable", strerror(errno));
- rc = -errno;
- goto out;
- }
+ strcpy(ifr->ifr_name, intf);
+ rc = ioctl(sockfd, request, ifr);
+ if (rc != 0)
+ rc = LUSTRE_CFG_RC_BAD_PARAM;
-out:
- cYAML_build_error(rc, seq_no,
- (enable) ? ADD_CMD : DEL_CMD,
- "routing", err_str, err_rc);
+ close(sockfd);
return rc;
}
-int lustre_lnet_config_buffers(int tiny, int small, int large, int seq_no,
- struct cYAML **err_rc)
+static int lustre_lnet_queryip(struct lnet_dlc_intf_descr *intf, __u32 *ip)
{
- struct lnet_ioctl_config_data data;
- int rc = LUSTRE_CFG_RC_NO_ERR;
- char err_str[LNET_MAX_STR_LEN];
+ struct ifreq ifr;
+ int rc;
- snprintf(err_str, sizeof(err_str), "\"success\"");
+ memset(&ifr, 0, sizeof(ifr));
+ rc = socket_intf_query(SIOCGIFFLAGS, intf->intf_name, &ifr);
+ if (rc != 0)
+ return LUSTRE_CFG_RC_BAD_PARAM;
- /* -1 indicates to ignore changes to this field */
- if (tiny < -1 || small < -1 || large < -1) {
- snprintf(err_str,
- sizeof(err_str),
- "\"tiny, small and large must be >= 0\"");
- rc = LUSTRE_CFG_RC_OUT_OF_RANGE_PARAM;
- goto out;
+ if ((ifr.ifr_flags & IFF_UP) == 0)
+ return LUSTRE_CFG_RC_BAD_PARAM;
+
+ memset(&ifr, 0, sizeof(ifr));
+ rc = socket_intf_query(SIOCGIFADDR, intf->intf_name, &ifr);
+ if (rc != 0)
+ return LUSTRE_CFG_RC_BAD_PARAM;
+
+ *ip = ((struct sockaddr_in *)&ifr.ifr_addr)->sin_addr.s_addr;
+ *ip = bswap_32(*ip);
+
+ return LUSTRE_CFG_RC_NO_ERR;
+}
+
+/*
+ * for each interface in the array of interfaces find the IP address of
+ * that interface, create its nid and add it to an array of NIDs.
+ * Stop if any of the interfaces is down
+ */
+static int lustre_lnet_intf2nids(struct lnet_dlc_network_descr *nw,
+ lnet_nid_t **nids, __u32 *nnids,
+ char *err_str, size_t str_len)
+{
+ int i = 0, count = 0, rc;
+ struct lnet_dlc_intf_descr *intf;
+ char val[LNET_MAX_STR_LEN];
+ __u32 ip;
+ int gni_num;
+ char *endp;
+ unsigned int num;
+
+
+ if (nw == NULL || nids == NULL) {
+ snprintf(err_str, str_len,
+ "\"unexpected parameters to lustre_lnet_intf2nids()\"");
+ return LUSTRE_CFG_RC_BAD_PARAM;
}
- LIBCFS_IOC_INIT_V2(data, cfg_hdr);
- data.cfg_config_u.cfg_buffers.buf_tiny = tiny;
- data.cfg_config_u.cfg_buffers.buf_small = small;
- data.cfg_config_u.cfg_buffers.buf_large = large;
+ if (LNET_NETTYP(nw->nw_id) == GNILND) {
+ count = 1;
+ } else {
+ list_for_each_entry(intf, &nw->nw_intflist, intf_on_network)
+ count++;
+ }
+
+ *nids = calloc(count, sizeof(lnet_nid_t));
+ if (*nids == NULL) {
+ snprintf(err_str, str_len,
+ "\"out of memory\"");
+ return LUSTRE_CFG_RC_OUT_OF_MEM;
+ }
+ /*
+ * special case the GNI interface since it doesn't have an IP
+ * address. The assumption is that there can only be one GNI
+ * interface in the system. No interface name is provided.
+ */
+ if (LNET_NETTYP(nw->nw_id) == GNILND) {
+ rc = read_sysfs_file(gni_nid_path, "nid", val,
+ 1, sizeof(val));
+ if (rc) {
+ snprintf(err_str, str_len,
+ "\"cannot read gni nid\"");
+ goto failed;
+ }
+ gni_num = atoi(val);
+
+ (*nids)[i] = LNET_MKNID(nw->nw_id, gni_num);
- rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_ADD_BUF, &data);
- if (rc != 0) {
- snprintf(err_str,
- sizeof(err_str),
- "\"cannot configure buffers: %s\"", strerror(errno));
- rc = -errno;
goto out;
}
+ /* look at the other interfaces */
+ list_for_each_entry(intf, &nw->nw_intflist, intf_on_network) {
+ if (LNET_NETTYP(nw->nw_id) == PTL4LND) {
+ /* handle LNDs with numeric interface name */
+ num = strtoul(intf->intf_name, &endp, 0);
+ if (endp == intf->intf_name || *endp != '\0') {
+ rc = LUSTRE_CFG_RC_BAD_PARAM;
+ snprintf(err_str, str_len,
+ "\"couldn't query intf %s\"",
+ intf->intf_name);
+ goto failed;
+ }
+ (*nids)[i] = LNET_MKNID(nw->nw_id, num);
+ i++;
+ } else {
+ /* handle LNDs with ip interface name */
+ rc = lustre_lnet_queryip(intf, &ip);
+ if (rc != LUSTRE_CFG_RC_NO_ERR) {
+ snprintf(err_str, str_len,
+ "\"couldn't query intf %s\"",
+ intf->intf_name);
+ goto failed;
+ }
+ (*nids)[i] = LNET_MKNID(nw->nw_id, ip);
+ i++;
+ }
+ }
+
out:
- cYAML_build_error(rc, seq_no, DEL_CMD, "buf", err_str, err_rc);
+ *nnids = count;
+ return 0;
+
+failed:
+ free(*nids);
+ *nids = NULL;
return rc;
}
-int lustre_lnet_show_routing(int seq_no, struct cYAML **show_rc,
- struct cYAML **err_rc)
+/*
+ * called repeatedly until a match or no more ip range
+ * What do you have?
+ * ip_range expression
+ * interface list with all the interface names.
+ * all the interfaces in the system.
+ *
+ * try to match the ip_range expr to one of the interfaces' IPs in
+ * the system. If we hit a patch for an interface. Check if that
+ * interface name is in the list.
+ *
+ * If there are more than one interface in the list, then make sure
+ * that the IPs for all of these interfaces match the ip ranges
+ * given.
+ *
+ * for each interface in intf_list
+ * look up the intf name in ifa
+ * if not there then no match
+ * check ip obtained from ifa against a match to any of the
+ * ip_ranges given.
+ * If no match, then fail
+ *
+ * The result is that all the interfaces have to match.
+ */
+int lustre_lnet_match_ip_to_intf(struct ifaddrs *ifa,
+ struct list_head *intf_list,
+ struct list_head *ip_ranges)
{
- struct lnet_ioctl_config_data *data;
- struct lnet_ioctl_pool_cfg *pool_cfg = NULL;
- int rc = LUSTRE_CFG_RC_OUT_OF_MEM;
- char *buf;
- char *pools[LNET_NRBPOOLS] = {"tiny", "small", "large"};
- struct cYAML *root = NULL, *pools_node = NULL,
- *type_node = NULL, *item = NULL, *cpt = NULL,
- *first_seq = NULL;
- int i, j;
- char err_str[LNET_MAX_STR_LEN];
- char node_name[LNET_MAX_STR_LEN];
- bool exist = false;
-
- snprintf(err_str, sizeof(err_str), "\"out of memory\"");
-
- buf = calloc(1, sizeof(*data) + sizeof(*pool_cfg));
- if (buf == NULL)
- goto out;
+ int rc;
+ __u32 ip;
+ struct lnet_dlc_intf_descr *intf_descr, *tmp;
+ struct ifaddrs *ifaddr = ifa;
+ struct lustre_lnet_ip_range_descr *ip_range;
+ int family;
+
+ /*
+ * if there are no explicit interfaces, and no ip ranges, then
+ * configure the first tcp interface we encounter.
+ */
+ if (list_empty(intf_list) && list_empty(ip_ranges)) {
+ for (ifaddr = ifa; ifaddr != NULL; ifaddr = ifaddr->ifa_next) {
+ if (ifaddr->ifa_addr == NULL)
+ continue;
+
+ if ((ifaddr->ifa_flags & IFF_UP) == 0)
+ continue;
+
+ family = ifaddr->ifa_addr->sa_family;
+ if (family == AF_INET &&
+ strcmp(ifaddr->ifa_name, "lo") != 0) {
+ rc = lustre_lnet_add_intf_descr
+ (intf_list, ifaddr->ifa_name,
+ strlen(ifaddr->ifa_name));
- data = (struct lnet_ioctl_config_data *)buf;
+ if (rc != LUSTRE_CFG_RC_NO_ERR)
+ return rc;
- root = cYAML_create_object(NULL, NULL);
- if (root == NULL)
- goto out;
+ return LUSTRE_CFG_RC_MATCH;
+ }
+ }
+ return LUSTRE_CFG_RC_NO_MATCH;
+ }
- pools_node = cYAML_create_seq(root, "routing");
- if (pools_node == NULL)
- goto out;
+ /*
+ * First interface which matches an IP pattern will be used
+ */
+ if (list_empty(intf_list)) {
+ /*
+ * no interfaces provided in the rule, but an ip range is
+ * provided, so try and match an interface to the ip
+ * range.
+ */
+ for (ifaddr = ifa; ifaddr != NULL; ifaddr = ifaddr->ifa_next) {
+ if (ifaddr->ifa_addr == NULL)
+ continue;
+
+ if ((ifaddr->ifa_flags & IFF_UP) == 0)
+ continue;
+
+ family = ifaddr->ifa_addr->sa_family;
+ if (family == AF_INET) {
+ ip = ((struct sockaddr_in *)ifaddr->ifa_addr)->
+ sin_addr.s_addr;
+
+ list_for_each_entry(ip_range, ip_ranges,
+ ipr_entry) {
+ rc = cfs_ip_addr_match(bswap_32(ip),
+ &ip_range->ipr_expr);
+ if (!rc)
+ continue;
+
+ rc = lustre_lnet_add_intf_descr
+ (intf_list, ifaddr->ifa_name,
+ strlen(ifaddr->ifa_name));
+
+ if (rc != LUSTRE_CFG_RC_NO_ERR)
+ return rc;
+ }
+ }
+ }
- for (i = 0;; i++) {
- LIBCFS_IOC_INIT_V2(*data, cfg_hdr);
- data->cfg_hdr.ioc_len = sizeof(struct lnet_ioctl_config_data) +
- sizeof(struct lnet_ioctl_pool_cfg);
- data->cfg_count = i;
+ if (!list_empty(intf_list))
+ return LUSTRE_CFG_RC_MATCH;
- rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_GET_BUF, data);
- if (rc != 0)
- break;
+ return LUSTRE_CFG_RC_NO_MATCH;
+ }
- exist = true;
+ /*
+ * If an interface is explicitly specified the ip-range might or
+ * might not be specified. if specified the interface needs to match the
+ * ip-range. If no ip-range then the interfaces are
+ * automatically matched if they are all up.
+ * If > 1 interfaces all the interfaces must match for the NI to
+ * be configured.
+ */
+ list_for_each_entry_safe(intf_descr, tmp, intf_list, intf_on_network) {
+ for (ifaddr = ifa; ifaddr != NULL; ifaddr = ifaddr->ifa_next) {
+ if (ifaddr->ifa_addr == NULL)
+ continue;
+
+ family = ifaddr->ifa_addr->sa_family;
+ if (family == AF_INET &&
+ strcmp(intf_descr->intf_name,
+ ifaddr->ifa_name) == 0)
+ break;
+ }
- pool_cfg = (struct lnet_ioctl_pool_cfg *)data->cfg_bulk;
+ if (ifaddr == NULL) {
+ list_del(&intf_descr->intf_on_network);
+ free_intf_descr(intf_descr);
+ continue;
+ }
- snprintf(node_name, sizeof(node_name), "cpt[%d]", i);
- item = cYAML_create_seq_item(pools_node);
- if (item == NULL)
- goto out;
+ if ((ifaddr->ifa_flags & IFF_UP) == 0) {
+ list_del(&intf_descr->intf_on_network);
+ free_intf_descr(intf_descr);
+ continue;
+ }
- if (first_seq == NULL)
- first_seq = item;
+ ip = ((struct sockaddr_in *)ifaddr->ifa_addr)->sin_addr.s_addr;
- cpt = cYAML_create_object(item, node_name);
- if (cpt == NULL)
- goto out;
+ rc = 1;
+ list_for_each_entry(ip_range, ip_ranges, ipr_entry) {
+ rc = cfs_ip_addr_match(bswap_32(ip), &ip_range->ipr_expr);
+ if (rc)
+ break;
+ }
- /* create the tree and print */
- for (j = 0; j < LNET_NRBPOOLS; j++) {
- type_node = cYAML_create_object(cpt, pools[j]);
- if (type_node == NULL)
- goto out;
- if (cYAML_create_number(type_node, "npages",
- pool_cfg->pl_pools[j].pl_npages)
- == NULL)
- goto out;
- if (cYAML_create_number(type_node, "nbuffers",
- pool_cfg->pl_pools[j].
- pl_nbuffers) == NULL)
- goto out;
- if (cYAML_create_number(type_node, "credits",
- pool_cfg->pl_pools[j].
- pl_credits) == NULL)
- goto out;
- if (cYAML_create_number(type_node, "mincredits",
- pool_cfg->pl_pools[j].
- pl_mincredits) == NULL)
- goto out;
+ if (!rc) {
+ /* no match for this interface */
+ list_del(&intf_descr->intf_on_network);
+ free_intf_descr(intf_descr);
}
}
- if (pool_cfg != NULL) {
- item = cYAML_create_seq_item(pools_node);
- if (item == NULL)
- goto out;
+ return LUSTRE_CFG_RC_MATCH;
+}
- if (cYAML_create_number(item, "enable", pool_cfg->pl_routing) ==
- NULL)
- goto out;
+static int lustre_lnet_resolve_ip2nets_rule(struct lustre_lnet_ip2nets *ip2nets,
+ lnet_nid_t **nids, __u32 *nnids,
+ char *err_str, size_t str_len)
+{
+ struct ifaddrs *ifa;
+ int rc = LUSTRE_CFG_RC_NO_ERR;
+
+ rc = getifaddrs(&ifa);
+ if (rc < 0) {
+ snprintf(err_str, str_len,
+ "\"failed to get interface addresses: %d\"", -errno);
+ return -errno;
}
- if (show_rc == NULL)
- cYAML_print_tree(root);
+ rc = lustre_lnet_match_ip_to_intf(ifa,
+ &ip2nets->ip2nets_net.nw_intflist,
+ &ip2nets->ip2nets_ip_ranges);
+ if (rc != LUSTRE_CFG_RC_MATCH) {
+ snprintf(err_str, str_len,
+ "\"couldn't match ip to existing interfaces\"");
+ freeifaddrs(ifa);
+ return rc;
+ }
- if (errno != ENOENT) {
- snprintf(err_str,
- sizeof(err_str),
- "\"cannot get routing information: %s\"",
- strerror(errno));
- rc = -errno;
- goto out;
- } else
- rc = LUSTRE_CFG_RC_NO_ERR;
+ rc = lustre_lnet_intf2nids(&ip2nets->ip2nets_net, nids, nnids,
+ err_str, str_len);
+ if (rc != LUSTRE_CFG_RC_NO_ERR) {
+ *nids = NULL;
+ *nnids = 0;
+ }
- snprintf(err_str, sizeof(err_str), "\"success\"");
+ freeifaddrs(ifa);
+
+ return rc;
+}
+
+static int
+lustre_lnet_ioctl_config_ni(struct list_head *intf_list,
+ struct lnet_ioctl_config_lnd_tunables *tunables,
+ struct cfs_expr_list *global_cpts,
+ lnet_nid_t *nids, char *err_str)
+{
+ char *data;
+ struct lnet_ioctl_config_ni *conf;
+ struct lnet_ioctl_config_lnd_tunables *tun = NULL;
+ int rc = LUSTRE_CFG_RC_NO_ERR, i = 0;
+ size_t len;
+ int count;
+ struct lnet_dlc_intf_descr *intf_descr;
+ __u32 *cpt_array;
+ struct cfs_expr_list *cpt_expr;
+
+ list_for_each_entry(intf_descr, intf_list,
+ intf_on_network) {
+ if (tunables != NULL)
+ len = sizeof(struct lnet_ioctl_config_ni) +
+ sizeof(struct lnet_ioctl_config_lnd_tunables);
+ else
+ len = sizeof(struct lnet_ioctl_config_ni);
+
+ data = calloc(1, len);
+ if (!data)
+ return LUSTRE_CFG_RC_OUT_OF_MEM;
+ conf = (struct lnet_ioctl_config_ni*) data;
+ if (tunables != NULL)
+ tun = (struct lnet_ioctl_config_lnd_tunables*)
+ conf->lic_bulk;
+
+ LIBCFS_IOC_INIT_V2(*conf, lic_cfg_hdr);
+ conf->lic_cfg_hdr.ioc_len = len;
+ conf->lic_nid = nids[i];
+ strncpy(conf->lic_ni_intf, intf_descr->intf_name,
+ LNET_MAX_STR_LEN);
+
+ if (intf_descr->cpt_expr != NULL)
+ cpt_expr = intf_descr->cpt_expr;
+ else if (global_cpts != NULL)
+ cpt_expr = global_cpts;
+ else
+ cpt_expr = NULL;
+
+ if (cpt_expr != NULL) {
+ count = cfs_expr_list_values(cpt_expr,
+ LNET_MAX_SHOW_NUM_CPT,
+ &cpt_array);
+ if (count > 0) {
+ memcpy(conf->lic_cpts, cpt_array,
+ sizeof(cpt_array[0]) * LNET_MAX_STR_LEN);
+ free(cpt_array);
+ } else {
+ count = 0;
+ }
+ } else {
+ count = 0;
+ }
+
+ conf->lic_ncpts = count;
+
+ if (tunables != NULL)
+ memcpy(tun, tunables, sizeof(*tunables));
+
+ rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_ADD_LOCAL_NI, data);
+ if (rc < 0) {
+ rc = -errno;
+ snprintf(err_str,
+ LNET_MAX_STR_LEN,
+ "\"cannot add network: %s\"", strerror(errno));
+ free(data);
+ return rc;
+ }
+ free(data);
+ i++;
+ }
+
+ return LUSTRE_CFG_RC_NO_ERR;
+}
+
+int
+lustre_lnet_config_ip2nets(struct lustre_lnet_ip2nets *ip2nets,
+ struct lnet_ioctl_config_lnd_tunables *tunables,
+ struct cfs_expr_list *global_cpts,
+ int seq_no, struct cYAML **err_rc)
+{
+ lnet_nid_t *nids = NULL;
+ __u32 nnids = 0;
+ int rc;
+ char err_str[LNET_MAX_STR_LEN] = "\"success\"";
+
+ if (!ip2nets) {
+ snprintf(err_str,
+ sizeof(err_str),
+ "\"incomplete ip2nets information\"");
+ rc = LUSTRE_CFG_RC_BAD_PARAM;
+ goto out;
+ }
+
+ /*
+ * call below function to resolve the rules into a list of nids.
+ * The memory is allocated in that function then freed here when
+ * it's no longer needed.
+ */
+ rc = lustre_lnet_resolve_ip2nets_rule(ip2nets, &nids, &nnids, err_str,
+ sizeof(err_str));
+ if (rc != LUSTRE_CFG_RC_NO_ERR && rc != LUSTRE_CFG_RC_MATCH)
+ goto out;
+
+ if (list_empty(&ip2nets->ip2nets_net.nw_intflist)) {
+ snprintf(err_str, sizeof(err_str),
+ "\"no interfaces match ip2nets rules\"");
+ goto free_nids_out;
+ }
+
+ rc = lustre_lnet_ioctl_config_ni(&ip2nets->ip2nets_net.nw_intflist,
+ tunables, global_cpts, nids,
+ err_str);
+
+free_nids_out:
+ free(nids);
+
+out:
+ cYAML_build_error(rc, seq_no, ADD_CMD, "ip2nets", err_str, err_rc);
+ return rc;
+}
+
+int lustre_lnet_config_ni(struct lnet_dlc_network_descr *nw_descr,
+ struct cfs_expr_list *global_cpts,
+ char *ip2net,
+ struct lnet_ioctl_config_lnd_tunables *tunables,
+ int seq_no, struct cYAML **err_rc)
+{
+ char *data = NULL;
+ struct lnet_ioctl_config_ni *conf;
+ struct lnet_ioctl_config_lnd_tunables *tun = NULL;
+ char buf[LNET_MAX_STR_LEN];
+ int rc = LUSTRE_CFG_RC_NO_ERR;
+ char err_str[LNET_MAX_STR_LEN] = "\"success\"";
+ lnet_nid_t *nids = NULL;
+ __u32 nnids = 0;
+ size_t len;
+ int count;
+ struct lnet_dlc_intf_descr *intf_descr, *tmp;
+ __u32 *cpt_array;
+
+ if (ip2net == NULL && (nw_descr == NULL || nw_descr->nw_id == 0 ||
+ (list_empty(&nw_descr->nw_intflist) &&
+ LNET_NETTYP(nw_descr->nw_id) != GNILND))) {
+ snprintf(err_str,
+ sizeof(err_str),
+ "\"missing mandatory parameters in NI config: '%s'\"",
+ (nw_descr == NULL) ? "network , interface" :
+ (nw_descr->nw_id == 0) ? "network" : "interface");
+ rc = LUSTRE_CFG_RC_MISSING_PARAM;
+ goto out;
+ }
+
+ if (ip2net != NULL && strlen(ip2net) >= sizeof(buf)) {
+ snprintf(err_str,
+ sizeof(err_str),
+ "\"ip2net string too long %d\"",
+ (int)strlen(ip2net));
+ rc = LUSTRE_CFG_RC_OUT_OF_RANGE_PARAM;
+ goto out;
+ }
+
+ if (ip2net != NULL) {
+ if (tunables != NULL)
+ len = sizeof(struct lnet_ioctl_config_ni) +
+ sizeof(struct lnet_ioctl_config_lnd_tunables);
+ else
+ len = sizeof(struct lnet_ioctl_config_ni);
+ data = calloc(1, len);
+ if (!data) {
+ rc = LUSTRE_CFG_RC_OUT_OF_MEM;
+ goto out;
+ }
+ conf = (struct lnet_ioctl_config_ni*) data;
+ if (tunables != NULL)
+ tun = (struct lnet_ioctl_config_lnd_tunables*)
+ (data + sizeof(*conf));
+
+ LIBCFS_IOC_INIT_V2(*conf, lic_cfg_hdr);
+ conf->lic_cfg_hdr.ioc_len = len;
+ strncpy(conf->lic_legacy_ip2nets, ip2net,
+ LNET_MAX_STR_LEN);
+
+ if (global_cpts != NULL) {
+ count = cfs_expr_list_values(global_cpts,
+ LNET_MAX_SHOW_NUM_CPT,
+ &cpt_array);
+ if (count > 0) {
+ memcpy(conf->lic_cpts, cpt_array,
+ sizeof(cpt_array[0]) * LNET_MAX_STR_LEN);
+ free(cpt_array);
+ } else {
+ count = 0;
+ }
+ } else {
+ count = 0;
+ }
+
+ conf->lic_ncpts = count;
+
+ if (tunables != NULL)
+ memcpy(tun, tunables, sizeof(*tunables));
+
+ rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_ADD_LOCAL_NI, data);
+ if (rc < 0) {
+ rc = -errno;
+ snprintf(err_str,
+ sizeof(err_str),
+ "\"cannot add network: %s\"", strerror(errno));
+ goto out;
+ }
+
+ goto out;
+ }
+
+ if (LNET_NETTYP(nw_descr->nw_id) == LOLND) {
+ rc = LUSTRE_CFG_RC_NO_ERR;
+ goto out;
+ }
+
+ if (nw_descr->nw_id == LNET_NET_ANY) {
+ snprintf(err_str,
+ sizeof(err_str),
+ "\"cannot parse net '%s'\"",
+ libcfs_net2str(nw_descr->nw_id));
+ rc = LUSTRE_CFG_RC_BAD_PARAM;
+ goto out;
+ }
+
+ /*
+ * special case the GNI since no interface name is expected
+ */
+ if (list_empty(&nw_descr->nw_intflist) &&
+ (LNET_NETTYP(nw_descr->nw_id) != GNILND)) {
+ snprintf(err_str,
+ sizeof(err_str),
+ "\"no interface name provided\"");
+ rc = LUSTRE_CFG_RC_BAD_PARAM;
+ goto out;
+ }
+
+ rc = lustre_lnet_intf2nids(nw_descr, &nids, &nnids,
+ err_str, sizeof(err_str));
+ if (rc != 0) {
+ rc = LUSTRE_CFG_RC_BAD_PARAM;
+ goto out;
+ }
+
+ rc = lustre_lnet_ioctl_config_ni(&nw_descr->nw_intflist,
+ tunables, global_cpts, nids,
+ err_str);
+
+out:
+ if (nw_descr != NULL) {
+ list_for_each_entry_safe(intf_descr, tmp,
+ &nw_descr->nw_intflist,
+ intf_on_network) {
+ list_del(&intf_descr->intf_on_network);
+ free_intf_descr(intf_descr);
+ }
+ }
+
+ cYAML_build_error(rc, seq_no, ADD_CMD, "net", err_str, err_rc);
+
+ if (nids)
+ free(nids);
+
+ if (data)
+ free(data);
+
+ return rc;
+}
+
+int lustre_lnet_del_ni(struct lnet_dlc_network_descr *nw_descr,
+ int seq_no, struct cYAML **err_rc)
+{
+ struct lnet_ioctl_config_ni data;
+ int rc = LUSTRE_CFG_RC_NO_ERR, i;
+ char err_str[LNET_MAX_STR_LEN] = "\"success\"";
+ lnet_nid_t *nids = NULL;
+ __u32 nnids = 0;
+ struct lnet_dlc_intf_descr *intf_descr, *tmp;
+
+ if (nw_descr == NULL || nw_descr->nw_id == 0) {
+ snprintf(err_str,
+ sizeof(err_str),
+ "\"missing mandatory parameter in deleting NI: '%s'\"",
+ (nw_descr == NULL) ? "network , interface" :
+ (nw_descr->nw_id == 0) ? "network" : "interface");
+ rc = LUSTRE_CFG_RC_MISSING_PARAM;
+ goto out;
+ }
+
+ if (LNET_NETTYP(nw_descr->nw_id) == LOLND)
+ return LUSTRE_CFG_RC_NO_ERR;
+
+ if (nw_descr->nw_id == LNET_NET_ANY) {
+ snprintf(err_str,
+ sizeof(err_str),
+ "\"cannot parse net '%s'\"",
+ libcfs_net2str(nw_descr->nw_id));
+ rc = LUSTRE_CFG_RC_BAD_PARAM;
+ goto out;
+ }
+
+ rc = lustre_lnet_intf2nids(nw_descr, &nids, &nnids,
+ err_str, sizeof(err_str));
+ if (rc != 0) {
+ rc = LUSTRE_CFG_RC_BAD_PARAM;
+ goto out;
+ }
+
+ /*
+ * no interfaces just the nw_id is specified
+ */
+ if (nnids == 0) {
+ nids = calloc(1, sizeof(*nids));
+ if (nids == NULL) {
+ snprintf(err_str, sizeof(err_str),
+ "\"out of memory\"");
+ rc = LUSTRE_CFG_RC_OUT_OF_MEM;
+ goto out;
+ }
+ nids[0] = LNET_MKNID(nw_descr->nw_id, 0);
+ nnids = 1;
+ }
+
+ for (i = 0; i < nnids; i++) {
+ LIBCFS_IOC_INIT_V2(data, lic_cfg_hdr);
+ data.lic_nid = nids[i];
+
+ rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_DEL_LOCAL_NI, &data);
+ if (rc < 0) {
+ rc = -errno;
+ snprintf(err_str,
+ sizeof(err_str),
+ "\"cannot del network: %s\"", strerror(errno));
+ }
+ }
+
+ list_for_each_entry_safe(intf_descr, tmp, &nw_descr->nw_intflist,
+ intf_on_network) {
+ list_del(&intf_descr->intf_on_network);
+ free_intf_descr(intf_descr);
+ }
+
+out:
+ cYAML_build_error(rc, seq_no, DEL_CMD, "net", err_str, err_rc);
+
+ if (nids != NULL)
+ free(nids);
+
+ return rc;
+}
+
+static int
+lustre_lnet_config_healthv(int value, bool all, lnet_nid_t nid,
+ enum lnet_health_type type, char *name,
+ int seq_no, struct cYAML **err_rc)
+{
+ struct lnet_ioctl_reset_health_cfg data;
+ int rc = LUSTRE_CFG_RC_NO_ERR;
+ char err_str[LNET_MAX_STR_LEN] = "\"success\"";
+
+ LIBCFS_IOC_INIT_V2(data, rh_hdr);
+ data.rh_type = type;
+ data.rh_all = all;
+ data.rh_value = value;
+ data.rh_nid = nid;
+
+ rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_SET_HEALHV, &data);
+ if (rc != 0) {
+ rc = -errno;
+ snprintf(err_str,
+ sizeof(err_str), "Can not configure health value: %s",
+ strerror(errno));
+ }
+
+ cYAML_build_error(rc, seq_no, ADD_CMD, name, err_str, err_rc);
+
+ return rc;
+}
+
+int lustre_lnet_config_ni_healthv(int value, bool all, char *ni_nid, int seq_no,
+ struct cYAML **err_rc)
+{
+ lnet_nid_t nid;
+ if (ni_nid)
+ nid = libcfs_str2nid(ni_nid);
+ else
+ nid = LNET_NID_ANY;
+ return lustre_lnet_config_healthv(value, all, nid,
+ LNET_HEALTH_TYPE_LOCAL_NI,
+ "ni healthv", seq_no, err_rc);
+}
+
+int lustre_lnet_config_peer_ni_healthv(int value, bool all, char *lpni_nid,
+ int seq_no, struct cYAML **err_rc)
+{
+ lnet_nid_t nid;
+ if (lpni_nid)
+ nid = libcfs_str2nid(lpni_nid);
+ else
+ nid = LNET_NID_ANY;
+ return lustre_lnet_config_healthv(value, all, nid,
+ LNET_HEALTH_TYPE_PEER_NI,
+ "peer_ni healthv", seq_no, err_rc);
+}
+
+static bool
+add_msg_stats_to_yaml_blk(struct cYAML *yaml,
+ struct lnet_ioctl_comm_count *counts)
+{
+ if (cYAML_create_number(yaml, "put",
+ counts->ico_put_count)
+ == NULL)
+ return false;
+ if (cYAML_create_number(yaml, "get",
+ counts->ico_get_count)
+ == NULL)
+ return false;
+ if (cYAML_create_number(yaml, "reply",
+ counts->ico_reply_count)
+ == NULL)
+ return false;
+ if (cYAML_create_number(yaml, "ack",
+ counts->ico_ack_count)
+ == NULL)
+ return false;
+ if (cYAML_create_number(yaml, "hello",
+ counts->ico_hello_count)
+ == NULL)
+ return false;
+
+ return true;
+}
+
+static struct lnet_ioctl_comm_count *
+get_counts(struct lnet_ioctl_element_msg_stats *msg_stats, int idx)
+{
+ if (idx == 0)
+ return &msg_stats->im_send_stats;
+ if (idx == 1)
+ return &msg_stats->im_recv_stats;
+ if (idx == 2)
+ return &msg_stats->im_drop_stats;
+
+ return NULL;
+}
+
+static int
+create_local_udsp_info(struct lnet_ioctl_construct_udsp_info *udsp_info,
+ struct cYAML *net_node)
+{
+ char tmp[LNET_MAX_STR_LEN];
+ struct cYAML *udsp_net;
+ bool created = false;
+ struct cYAML *pref;
+ int i;
+
+ /* add the UDSP info */
+ udsp_net = cYAML_create_object(net_node, "udsp info");
+ if (!udsp_net)
+ return LUSTRE_CFG_RC_OUT_OF_MEM;
+
+ if (!cYAML_create_number(udsp_net, "net priority",
+ (int) udsp_info->cud_net_priority))
+ return LUSTRE_CFG_RC_OUT_OF_MEM;
+
+ if (!cYAML_create_number(udsp_net, "nid priority",
+ (int)udsp_info->cud_nid_priority))
+ return LUSTRE_CFG_RC_OUT_OF_MEM;
+
+ pref = udsp_net;
+
+ for (i = 0; i < LNET_MAX_SHOW_NUM_NID; i++) {
+ memset(tmp, 0, LNET_MAX_STR_LEN);
+ if (udsp_info->cud_pref_rtr_nid[i] == 0)
+ break;
+ if (!created) {
+ pref = cYAML_create_object(udsp_net,
+ "Preferred gateway NIDs");
+ if (!pref)
+ return LUSTRE_CFG_RC_OUT_OF_MEM;
+ created = true;
+ }
+ snprintf(tmp, sizeof(tmp), "NID-%d", i);
+ if (!cYAML_create_string(pref, tmp,
+ libcfs_nid2str(udsp_info->cud_pref_rtr_nid[i])))
+ return LUSTRE_CFG_RC_OUT_OF_MEM;
+ }
+
+ return LUSTRE_CFG_RC_NO_ERR;
+}
+
+static int
+create_remote_udsp_info(struct lnet_ioctl_construct_udsp_info *udsp_info,
+ struct cYAML *nid_node)
+{
+ char tmp[LNET_MAX_STR_LEN];
+ struct cYAML *udsp_nid;
+ bool created = false;
+ struct cYAML *pref;
+ int i;
+
+ /* add the UDSP info */
+ udsp_nid = cYAML_create_object(nid_node, "udsp info");
+ if (!udsp_nid)
+ return LUSTRE_CFG_RC_OUT_OF_MEM;
+
+ if (!cYAML_create_number(udsp_nid, "net priority",
+ (int) udsp_info->cud_net_priority))
+ return LUSTRE_CFG_RC_OUT_OF_MEM;
+
+ if (!cYAML_create_number(udsp_nid, "nid priority",
+ (int) udsp_info->cud_nid_priority))
+ return LUSTRE_CFG_RC_OUT_OF_MEM;
+
+ pref = udsp_nid;
+ for (i = 0; i < LNET_MAX_SHOW_NUM_NID; i++) {
+ memset(tmp, 0, LNET_MAX_STR_LEN);
+ if (udsp_info->cud_pref_rtr_nid[i] == 0)
+ break;
+ if (!created) {
+ pref = cYAML_create_object(udsp_nid,
+ "Preferred gateway NIDs");
+ if (!pref)
+ return LUSTRE_CFG_RC_OUT_OF_MEM;
+ created = true;
+ }
+ snprintf(tmp, sizeof(tmp), "NID-%d", i);
+ if (!cYAML_create_string(pref, tmp,
+ libcfs_nid2str(udsp_info->cud_pref_rtr_nid[i])))
+ return LUSTRE_CFG_RC_OUT_OF_MEM;
+ }
+
+ pref = udsp_nid;
+ created = false;
+ for (i = 0; i < LNET_MAX_SHOW_NUM_NID; i++) {
+ memset(tmp, 0, LNET_MAX_STR_LEN);
+ if (udsp_info->cud_pref_nid[i] == 0)
+ break;
+ if (!created) {
+ pref = cYAML_create_object(udsp_nid,
+ "Preferred source NIDs");
+ if (!pref)
+ return LUSTRE_CFG_RC_OUT_OF_MEM;
+ created = true;
+ }
+ snprintf(tmp, sizeof(tmp), "NID-%d", i);
+ if (!cYAML_create_string(pref, tmp,
+ libcfs_nid2str(udsp_info->cud_pref_nid[i])))
+ return LUSTRE_CFG_RC_OUT_OF_MEM;
+ }
+
+ return LUSTRE_CFG_RC_NO_ERR;
+}
+
+int lustre_lnet_show_net(char *nw, int detail, int seq_no,
+ struct cYAML **show_rc, struct cYAML **err_rc,
+ bool backup)
+{
+ char *buf;
+ struct lnet_ioctl_config_ni *ni_data;
+ struct lnet_ioctl_config_lnd_tunables *lnd;
+ struct lnet_ioctl_element_stats *stats;
+ struct lnet_ioctl_element_msg_stats msg_stats;
+ struct lnet_ioctl_local_ni_hstats hstats;
+ struct lnet_ioctl_construct_udsp_info udsp_info;
+ __u32 net = LNET_NET_ANY;
+ __u32 prev_net = LNET_NET_ANY;
+ int rc = LUSTRE_CFG_RC_OUT_OF_MEM, i, j;
+ int l_errno = 0;
+ struct cYAML *root = NULL, *tunables = NULL,
+ *net_node = NULL, *interfaces = NULL,
+ *item = NULL, *first_seq = NULL,
+ *tmp = NULL, *statistics = NULL,
+ *yhstats = NULL;
+ int str_buf_len = LNET_MAX_SHOW_NUM_CPT * 2;
+ char str_buf[str_buf_len];
+ char *pos;
+ char err_str[LNET_MAX_STR_LEN] = "\"out of memory\"";
+ bool exist = false, new_net = true;
+ int net_num = 0;
+ size_t buf_size = sizeof(*ni_data) + sizeof(*lnd) + sizeof(*stats);
+
+ buf = calloc(1, buf_size);
+ if (buf == NULL)
+ goto out;
+
+ ni_data = (struct lnet_ioctl_config_ni *)buf;
+
+ if (nw != NULL) {
+ net = libcfs_str2net(nw);
+ if (net == LNET_NET_ANY) {
+ snprintf(err_str,
+ sizeof(err_str),
+ "\"cannot parse net '%s'\"", nw);
+ rc = LUSTRE_CFG_RC_BAD_PARAM;
+ goto out;
+ }
+ }
+
+ root = cYAML_create_object(NULL, NULL);
+ if (root == NULL)
+ goto out;
+
+ net_node = cYAML_create_seq(root, "net");
+ if (net_node == NULL)
+ goto out;
+
+ for (i = 0;; i++) {
+ __u32 rc_net;
+
+ memset(buf, 0, buf_size);
+
+ LIBCFS_IOC_INIT_V2(*ni_data, lic_cfg_hdr);
+ /*
+ * set the ioc_len to the proper value since INIT assumes
+ * size of data
+ */
+ ni_data->lic_cfg_hdr.ioc_len = buf_size;
+ ni_data->lic_idx = i;
+
+ rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_GET_LOCAL_NI, ni_data);
+ if (rc != 0) {
+ l_errno = errno;
+ break;
+ }
+
+ rc_net = LNET_NIDNET(ni_data->lic_nid);
+
+ /* filter on provided data */
+ if (net != LNET_NET_ANY &&
+ net != rc_net)
+ continue;
+
+ /* if we're backing up don't store lo */
+ if (backup && LNET_NETTYP(rc_net) == LOLND)
+ continue;
+
+ /* default rc to -1 in case we hit the goto */
+ rc = -1;
+ exist = true;
+
+ stats = (struct lnet_ioctl_element_stats *)ni_data->lic_bulk;
+ lnd = (struct lnet_ioctl_config_lnd_tunables *)
+ (ni_data->lic_bulk + sizeof(*stats));
+
+ if (rc_net != prev_net) {
+ prev_net = rc_net;
+ new_net = true;
+ net_num++;
+ }
+
+ if (new_net) {
+ if (!cYAML_create_string(net_node, "net type",
+ libcfs_net2str(rc_net)))
+ goto out;
+
+ tmp = cYAML_create_seq(net_node, "local NI(s)");
+ if (tmp == NULL)
+ goto out;
+ new_net = false;
+ }
+
+ /* create the tree to be printed. */
+ item = cYAML_create_seq_item(tmp);
+ if (item == NULL)
+ goto out;
+
+ if (first_seq == NULL)
+ first_seq = item;
+
+ if (!backup &&
+ cYAML_create_string(item, "nid",
+ libcfs_nid2str(ni_data->lic_nid)) == NULL)
+ goto out;
+
+ if (!backup &&
+ cYAML_create_string(item,
+ "status",
+ (ni_data->lic_status ==
+ LNET_NI_STATUS_UP) ?
+ "up" : "down") == NULL)
+ goto out;
+
+ /* don't add interfaces unless there is at least one
+ * interface */
+ if (strlen(ni_data->lic_ni_intf) > 0) {
+ interfaces = cYAML_create_object(item, "interfaces");
+ if (interfaces == NULL)
+ goto out;
+
+ snprintf(str_buf, sizeof(str_buf), "%d", 0);
+ if (cYAML_create_string(interfaces, str_buf,
+ ni_data->lic_ni_intf) == NULL)
+ goto out;
+ }
+
+ if (detail) {
+ char *limit;
+ int k;
+
+ if (backup)
+ goto continue_without_msg_stats;
+
+ statistics = cYAML_create_object(item, "statistics");
+ if (statistics == NULL)
+ goto out;
+
+ if (cYAML_create_number(statistics, "send_count",
+ stats->iel_send_count)
+ == NULL)
+ goto out;
+
+ if (cYAML_create_number(statistics, "recv_count",
+ stats->iel_recv_count)
+ == NULL)
+ goto out;
+
+ if (cYAML_create_number(statistics, "drop_count",
+ stats->iel_drop_count)
+ == NULL)
+ goto out;
+
+ if (detail < 4)
+ goto continue_without_udsp_info;
+
+ LIBCFS_IOC_INIT_V2(udsp_info, cud_hdr);
+ udsp_info.cud_nid = ni_data->lic_nid;
+ udsp_info.cud_peer = false;
+ rc = l_ioctl(LNET_DEV_ID,
+ IOC_LIBCFS_GET_CONST_UDSP_INFO,
+ &udsp_info);
+ if (rc != 0) {
+ l_errno = errno;
+ goto continue_without_udsp_info;
+ }
+
+ rc = create_local_udsp_info(&udsp_info, item);
+ if (rc) {
+ l_errno = errno;
+ goto out;
+ }
+
+continue_without_udsp_info:
+ if (detail < 2)
+ goto continue_without_msg_stats;
+
+ LIBCFS_IOC_INIT_V2(msg_stats, im_hdr);
+ msg_stats.im_hdr.ioc_len = sizeof(msg_stats);
+ msg_stats.im_idx = i;
+
+ rc = l_ioctl(LNET_DEV_ID,
+ IOC_LIBCFS_GET_LOCAL_NI_MSG_STATS,
+ &msg_stats);
+ if (rc != 0) {
+ l_errno = errno;
+ goto continue_without_msg_stats;
+ }
+
+ for (k = 0; k < 3; k++) {
+ struct lnet_ioctl_comm_count *counts;
+ struct cYAML *msg_statistics = NULL;
+
+ msg_statistics = cYAML_create_object(item,
+ (char *)gmsg_stat_names[k]);
+ if (msg_statistics == NULL)
+ goto out;
+
+ counts = get_counts(&msg_stats, k);
+ if (counts == NULL)
+ goto out;
+
+ if (!add_msg_stats_to_yaml_blk(msg_statistics,
+ counts))
+ goto out;
+ }
+
+ LIBCFS_IOC_INIT_V2(hstats, hlni_hdr);
+ hstats.hlni_nid = ni_data->lic_nid;
+ /* grab health stats */
+ rc = l_ioctl(LNET_DEV_ID,
+ IOC_LIBCFS_GET_LOCAL_HSTATS,
+ &hstats);
+ if (rc != 0) {
+ l_errno = errno;
+ goto continue_without_msg_stats;
+ }
+ yhstats = cYAML_create_object(item, "health stats");
+ if (!yhstats)
+ goto out;
+ if (cYAML_create_number(yhstats, "health value",
+ hstats.hlni_health_value)
+ == NULL)
+ goto out;
+ if (cYAML_create_number(yhstats, "interrupts",
+ hstats.hlni_local_interrupt)
+ == NULL)
+ goto out;
+ if (cYAML_create_number(yhstats, "dropped",
+ hstats.hlni_local_dropped)
+ == NULL)
+ goto out;
+ if (cYAML_create_number(yhstats, "aborted",
+ hstats.hlni_local_aborted)
+ == NULL)
+ goto out;
+ if (cYAML_create_number(yhstats, "no route",
+ hstats.hlni_local_no_route)
+ == NULL)
+ goto out;
+ if (cYAML_create_number(yhstats, "timeouts",
+ hstats.hlni_local_timeout)
+ == NULL)
+ goto out;
+ if (cYAML_create_number(yhstats, "error",
+ hstats.hlni_local_error)
+ == NULL)
+ goto out;
+
+continue_without_msg_stats:
+ tunables = cYAML_create_object(item, "tunables");
+ if (!tunables)
+ goto out;
+
+ rc = lustre_net_show_tunables(tunables, &lnd->lt_cmn);
+ if (rc != LUSTRE_CFG_RC_NO_ERR)
+ goto out;
+
+ rc = lustre_ni_show_tunables(tunables, LNET_NETTYP(rc_net),
+ &lnd->lt_tun);
+ if (rc != LUSTRE_CFG_RC_NO_ERR &&
+ rc != LUSTRE_CFG_RC_NO_MATCH)
+ goto out;
+
+ if (rc != LUSTRE_CFG_RC_NO_MATCH) {
+ tunables = cYAML_create_object(item,
+ "lnd tunables");
+ if (tunables == NULL)
+ goto out;
+ }
+
+ if (!backup &&
+ cYAML_create_number(item, "dev cpt",
+ ni_data->lic_dev_cpt) == NULL)
+ goto out;
+
+ /* out put the CPTs in the format: "[x,x,x,...]" */
+ pos = str_buf;
+ limit = str_buf + str_buf_len - 3;
+ pos += scnprintf(pos, limit - pos, "\"[");
+ for (j = 0 ; ni_data->lic_ncpts >= 1 &&
+ j < ni_data->lic_ncpts &&
+ pos < limit; j++) {
+ pos += scnprintf(pos, limit - pos,
+ "%d", ni_data->lic_cpts[j]);
+ if ((j + 1) < ni_data->lic_ncpts)
+ pos += scnprintf(pos, limit - pos, ",");
+ }
+ snprintf(pos, 3, "]\"");
+
+ if (ni_data->lic_ncpts >= 1 &&
+ cYAML_create_string(item, "CPT",
+ str_buf) == NULL)
+ goto out;
+ }
+ }
+
+ /* Print out the net information only if show_rc is not provided */
+ if (show_rc == NULL)
+ cYAML_print_tree(root);
+
+ if (l_errno != ENOENT) {
+ snprintf(err_str,
+ sizeof(err_str),
+ "\"cannot get networks: %s\"",
+ strerror(l_errno));
+ rc = -l_errno;
+ goto out;
+ } else
+ rc = LUSTRE_CFG_RC_NO_ERR;
+
+ snprintf(err_str, sizeof(err_str), "\"success\"");
+out:
+ if (show_rc == NULL || rc != LUSTRE_CFG_RC_NO_ERR || !exist) {
+ cYAML_free_tree(root);
+ } else if (show_rc != NULL && *show_rc != NULL) {
+ struct cYAML *show_node;
+ /* find the net node, if one doesn't exist
+ * then insert one. Otherwise add to the one there
+ */
+ show_node = cYAML_get_object_item(*show_rc, "net");
+ if (show_node != NULL && cYAML_is_sequence(show_node)) {
+ cYAML_insert_child(show_node, first_seq);
+ free(net_node);
+ free(root);
+ } else if (show_node == NULL) {
+ cYAML_insert_sibling((*show_rc)->cy_child,
+ net_node);
+ free(root);
+ } else {
+ cYAML_free_tree(root);
+ }
+ } else {
+ *show_rc = root;
+ }
+
+ cYAML_build_error(rc, seq_no, SHOW_CMD, "net", err_str, err_rc);
+
+ return rc;
+}
+
+int lustre_lnet_enable_routing(int enable, int seq_no, struct cYAML **err_rc)
+{
+ struct lnet_ioctl_config_data data;
+ int rc = LUSTRE_CFG_RC_NO_ERR;
+ char err_str[LNET_MAX_STR_LEN] = "\"success\"";
+
+ LIBCFS_IOC_INIT_V2(data, cfg_hdr);
+ data.cfg_config_u.cfg_buffers.buf_enable = (enable) ? 1 : 0;
+
+ rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_CONFIG_RTR, &data);
+ if (rc != 0) {
+ rc = -errno;
+ snprintf(err_str,
+ sizeof(err_str),
+ "\"cannot %s routing %s\"",
+ (enable) ? "enable" : "disable", strerror(errno));
+ goto out;
+ }
+
+out:
+ cYAML_build_error(rc, seq_no,
+ (enable) ? ADD_CMD : DEL_CMD,
+ "routing", err_str, err_rc);
+
+ return rc;
+}
+
+int ioctl_set_value(__u32 val, int ioc, char *name,
+ int seq_no, struct cYAML **err_rc)
+{
+ struct lnet_ioctl_set_value data;
+ int rc = LUSTRE_CFG_RC_NO_ERR;
+ char err_str[LNET_MAX_STR_LEN] = "\"success\"";
+
+ LIBCFS_IOC_INIT_V2(data, sv_hdr);
+ data.sv_value = val;
+
+ rc = l_ioctl(LNET_DEV_ID, ioc , &data);
+ if (rc != 0) {
+ rc = -errno;
+ snprintf(err_str,
+ sizeof(err_str),
+ "\"cannot configure %s to %d: %s\"", name,
+ val, strerror(errno));
+ }
+
+ cYAML_build_error(rc, seq_no, ADD_CMD, name, err_str, err_rc);
+
+ return rc;
+}
+
+int lustre_lnet_config_recov_intrv(int intrv, int seq_no, struct cYAML **err_rc)
+{
+ int rc = LUSTRE_CFG_RC_NO_ERR;
+ char err_str[LNET_MAX_STR_LEN] = "\"success\"";
+ char val[LNET_MAX_STR_LEN];
+
+ snprintf(val, sizeof(val), "%d", intrv);
+
+ rc = write_sysfs_file(modparam_path, "lnet_recovery_interval", val,
+ 1, strlen(val) + 1);
+ if (rc)
+ snprintf(err_str, sizeof(err_str),
+ "\"cannot configure recovery interval: %s\"",
+ strerror(errno));
+
+ cYAML_build_error(rc, seq_no, ADD_CMD, "recovery_interval", err_str, err_rc);
+
+ return rc;
+}
+
+int lustre_lnet_config_rtr_sensitivity(int sen, int seq_no, struct cYAML **err_rc)
+{
+ int rc = LUSTRE_CFG_RC_NO_ERR;
+ char err_str[LNET_MAX_STR_LEN] = "\"success\"";
+ char val[LNET_MAX_STR_LEN];
+
+ snprintf(val, sizeof(val), "%d", sen);
+
+ rc = write_sysfs_file(modparam_path, "router_sensitivity_percentage", val,
+ 1, strlen(val) + 1);
+ if (rc)
+ snprintf(err_str, sizeof(err_str),
+ "\"cannot configure router health sensitivity: %s\"",
+ strerror(errno));
+
+ cYAML_build_error(rc, seq_no, ADD_CMD, "router_sensitivity", err_str, err_rc);
+
+ return rc;
+}
+
+int lustre_lnet_config_hsensitivity(int sen, int seq_no, struct cYAML **err_rc)
+{
+ int rc = LUSTRE_CFG_RC_NO_ERR;
+ char err_str[LNET_MAX_STR_LEN] = "\"success\"";
+ char val[LNET_MAX_STR_LEN];
+
+ snprintf(val, sizeof(val), "%d", sen);
+
+ rc = write_sysfs_file(modparam_path, "lnet_health_sensitivity", val,
+ 1, strlen(val) + 1);
+ if (rc)
+ snprintf(err_str, sizeof(err_str),
+ "\"cannot configure health sensitivity: %s\"",
+ strerror(errno));
+
+ cYAML_build_error(rc, seq_no, ADD_CMD, "health_sensitivity", err_str, err_rc);
+
+ return rc;
+}
+
+int lustre_lnet_config_transaction_to(int timeout, int seq_no, struct cYAML **err_rc)
+{
+ int rc = LUSTRE_CFG_RC_NO_ERR;
+ char err_str[LNET_MAX_STR_LEN] = "\"success\"";
+ char val[LNET_MAX_STR_LEN];
+
+ snprintf(val, sizeof(val), "%d", timeout);
+
+ rc = write_sysfs_file(modparam_path, "lnet_transaction_timeout", val,
+ 1, strlen(val) + 1);
+ if (rc)
+ snprintf(err_str, sizeof(err_str),
+ "\"cannot configure transaction timeout: %s\"",
+ strerror(errno));
+
+ cYAML_build_error(rc, seq_no, ADD_CMD, "transaction_timeout", err_str, err_rc);
+
+ return rc;
+}
+
+int lustre_lnet_config_retry_count(int count, int seq_no, struct cYAML **err_rc)
+{
+ int rc = LUSTRE_CFG_RC_NO_ERR;
+ char err_str[LNET_MAX_STR_LEN] = "\"success\"";
+ char val[LNET_MAX_STR_LEN];
+
+ snprintf(val, sizeof(val), "%d", count);
+
+ rc = write_sysfs_file(modparam_path, "lnet_retry_count", val,
+ 1, strlen(val) + 1);
+ if (rc)
+ snprintf(err_str, sizeof(err_str),
+ "\"cannot configure retry count: %s\"",
+ strerror(errno));
+
+ cYAML_build_error(rc, seq_no, ADD_CMD, "retry_count", err_str, err_rc);
+
+ return rc;
+}
+
+int lustre_lnet_config_response_tracking(int val, int seq_no,
+ struct cYAML **err_rc)
+{
+ int rc = LUSTRE_CFG_RC_NO_ERR;
+ char err_str[LNET_MAX_STR_LEN];
+ char val_str[LNET_MAX_STR_LEN];
+
+ if (val < 0 || val > 3) {
+ rc = LUSTRE_CFG_RC_BAD_PARAM;
+ snprintf(err_str, sizeof(err_str),
+ "\"Valid values are: 0, 1, 2, or 3\"");
+ } else {
+ snprintf(err_str, sizeof(err_str), "\"success\"");
+
+ snprintf(val_str, sizeof(val_str), "%d", val);
+
+ rc = write_sysfs_file(modparam_path, "lnet_response_tracking",
+ val_str, 1, strlen(val_str) + 1);
+ if (rc)
+ snprintf(err_str, sizeof(err_str),
+ "\"cannot configure response tracking: %s\"",
+ strerror(errno));
+ }
+
+ cYAML_build_error(rc, seq_no, ADD_CMD, "response_tracking", err_str,
+ err_rc);
+
+ return rc;
+}
+
+int lustre_lnet_config_recovery_limit(int val, int seq_no,
+ struct cYAML **err_rc)
+{
+ int rc = LUSTRE_CFG_RC_NO_ERR;
+ char err_str[LNET_MAX_STR_LEN];
+ char val_str[LNET_MAX_STR_LEN];
+
+ if (val < 0) {
+ rc = LUSTRE_CFG_RC_BAD_PARAM;
+ snprintf(err_str, sizeof(err_str),
+ "\"Must be greater than or equal to 0\"");
+ } else {
+ snprintf(err_str, sizeof(err_str), "\"success\"");
+
+ snprintf(val_str, sizeof(val_str), "%d", val);
+
+ rc = write_sysfs_file(modparam_path, "lnet_recovery_limit",
+ val_str, 1, strlen(val_str) + 1);
+ if (rc)
+ snprintf(err_str, sizeof(err_str),
+ "\"cannot configure recovery limit: %s\"",
+ strerror(errno));
+ }
+
+ cYAML_build_error(rc, seq_no, ADD_CMD, "recovery_limit", err_str,
+ err_rc);
+
+ return rc;
+}
+
+int lustre_lnet_config_max_intf(int max, int seq_no, struct cYAML **err_rc)
+{
+ int rc = LUSTRE_CFG_RC_NO_ERR;
+ char err_str[LNET_MAX_STR_LEN] = "\"success\"";
+ char val[LNET_MAX_STR_LEN];
+
+ snprintf(val, sizeof(val), "%d", max);
+
+ rc = write_sysfs_file(modparam_path, "lnet_interfaces_max", val,
+ 1, strlen(val) + 1);
+ if (rc)
+ snprintf(err_str, sizeof(err_str),
+ "\"cannot configure max interfaces: %s\"",
+ strerror(errno));
+
+ cYAML_build_error(rc, seq_no, ADD_CMD, "max_interfaces", err_str, err_rc);
+
+ return rc;
+}
+
+int lustre_lnet_config_discovery(int enable, int seq_no, struct cYAML **err_rc)
+{
+ int rc = LUSTRE_CFG_RC_NO_ERR;
+ char err_str[LNET_MAX_STR_LEN] = "\"success\"";
+ char val[LNET_MAX_STR_LEN];
+
+ snprintf(val, sizeof(val), "%u", (enable) ? 0 : 1);
+
+ rc = write_sysfs_file(modparam_path, "lnet_peer_discovery_disabled", val,
+ 1, strlen(val) + 1);
+ if (rc)
+ snprintf(err_str, sizeof(err_str),
+ "\"cannot configure discovery: %s\"",
+ strerror(errno));
+
+ cYAML_build_error(rc, seq_no, ADD_CMD, "discovery", err_str, err_rc);
+
+ return rc;
+
+}
+
+int lustre_lnet_config_drop_asym_route(int drop, int seq_no,
+ struct cYAML **err_rc)
+{
+ int rc = LUSTRE_CFG_RC_NO_ERR;
+ char err_str[LNET_MAX_STR_LEN] = "\"success\"";
+ char val[LNET_MAX_STR_LEN];
+
+ snprintf(val, sizeof(val), "%u", (drop) ? 1 : 0);
+
+ rc = write_sysfs_file(modparam_path, "lnet_drop_asym_route", val,
+ 1, strlen(val) + 1);
+ if (rc)
+ snprintf(err_str, sizeof(err_str),
+ "\"cannot configure drop asym route: %s\"",
+ strerror(errno));
+
+ cYAML_build_error(rc, seq_no, ADD_CMD, "drop_asym_route",
+ err_str, err_rc);
+
+ return rc;
+
+}
+
+int lustre_lnet_config_numa_range(int range, int seq_no, struct cYAML **err_rc)
+{
+ return ioctl_set_value(range, IOC_LIBCFS_SET_NUMA_RANGE,
+ "numa_range", seq_no, err_rc);
+}
+
+int lustre_lnet_config_buffers(int tiny, int small, int large, int seq_no,
+ struct cYAML **err_rc)
+{
+ struct lnet_ioctl_config_data data;
+ int rc = LUSTRE_CFG_RC_NO_ERR;
+ char err_str[LNET_MAX_STR_LEN] = "\"success\"";
+
+ /* -1 indicates to ignore changes to this field */
+ if (tiny < -1 || small < -1 || large < -1) {
+ snprintf(err_str,
+ sizeof(err_str),
+ "\"tiny, small and large must be >= 0\"");
+ rc = LUSTRE_CFG_RC_OUT_OF_RANGE_PARAM;
+ goto out;
+ }
+
+ LIBCFS_IOC_INIT_V2(data, cfg_hdr);
+ data.cfg_config_u.cfg_buffers.buf_tiny = tiny;
+ data.cfg_config_u.cfg_buffers.buf_small = small;
+ data.cfg_config_u.cfg_buffers.buf_large = large;
+
+ rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_ADD_BUF, &data);
+ if (rc != 0) {
+ rc = -errno;
+ snprintf(err_str,
+ sizeof(err_str),
+ "\"cannot configure buffers: %s\"", strerror(errno));
+ goto out;
+ }
+
+out:
+ cYAML_build_error(rc, seq_no, ADD_CMD, "buf", err_str, err_rc);
+
+ return rc;
+}
+
+int lustre_lnet_show_routing(int seq_no, struct cYAML **show_rc,
+ struct cYAML **err_rc, bool backup)
+{
+ struct lnet_ioctl_config_data *data;
+ struct lnet_ioctl_pool_cfg *pool_cfg = NULL;
+ int rc = LUSTRE_CFG_RC_OUT_OF_MEM;
+ int l_errno = 0;
+ char *buf;
+ char *pools[LNET_NRBPOOLS] = {"tiny", "small", "large"};
+ int buf_count[LNET_NRBPOOLS] = {0};
+ struct cYAML *root = NULL, *pools_node = NULL,
+ *type_node = NULL, *item = NULL, *cpt = NULL,
+ *first_seq = NULL, *buffers = NULL;
+ int i, j;
+ char err_str[LNET_MAX_STR_LEN] = "\"out of memory\"";
+ char node_name[LNET_MAX_STR_LEN];
+ bool exist = false;
+
+ buf = calloc(1, sizeof(*data) + sizeof(*pool_cfg));
+ if (buf == NULL)
+ goto out;
+
+ data = (struct lnet_ioctl_config_data *)buf;
+
+ root = cYAML_create_object(NULL, NULL);
+ if (root == NULL)
+ goto out;
+
+ if (backup)
+ pools_node = cYAML_create_object(root, "routing");
+ else
+ pools_node = cYAML_create_seq(root, "routing");
+ if (pools_node == NULL)
+ goto out;
+
+ for (i = 0;; i++) {
+ LIBCFS_IOC_INIT_V2(*data, cfg_hdr);
+ data->cfg_hdr.ioc_len = sizeof(struct lnet_ioctl_config_data) +
+ sizeof(struct lnet_ioctl_pool_cfg);
+ data->cfg_count = i;
+
+ rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_GET_BUF, data);
+ if (rc != 0) {
+ l_errno = errno;
+ break;
+ }
+
+ exist = true;
+
+ pool_cfg = (struct lnet_ioctl_pool_cfg *)data->cfg_bulk;
+
+ if (backup)
+ goto calculate_buffers;
+
+ snprintf(node_name, sizeof(node_name), "cpt[%d]", i);
+ item = cYAML_create_seq_item(pools_node);
+ if (item == NULL)
+ goto out;
+
+ if (first_seq == NULL)
+ first_seq = item;
+
+ cpt = cYAML_create_object(item, node_name);
+ if (cpt == NULL)
+ goto out;
+
+calculate_buffers:
+ /* create the tree and print */
+ for (j = 0; j < LNET_NRBPOOLS; j++) {
+ if (!backup) {
+ type_node = cYAML_create_object(cpt, pools[j]);
+ if (type_node == NULL)
+ goto out;
+ }
+ if (!backup &&
+ cYAML_create_number(type_node, "npages",
+ pool_cfg->pl_pools[j].pl_npages)
+ == NULL)
+ goto out;
+ if (!backup &&
+ cYAML_create_number(type_node, "nbuffers",
+ pool_cfg->pl_pools[j].
+ pl_nbuffers) == NULL)
+ goto out;
+ if (!backup &&
+ cYAML_create_number(type_node, "credits",
+ pool_cfg->pl_pools[j].
+ pl_credits) == NULL)
+ goto out;
+ if (!backup &&
+ cYAML_create_number(type_node, "mincredits",
+ pool_cfg->pl_pools[j].
+ pl_mincredits) == NULL)
+ goto out;
+ /* keep track of the total count for each of the
+ * tiny, small and large buffers */
+ buf_count[j] += pool_cfg->pl_pools[j].pl_nbuffers;
+ }
+ }
+
+ if (pool_cfg != NULL) {
+ if (backup) {
+ if (cYAML_create_number(pools_node, "enable",
+ pool_cfg->pl_routing) ==
+ NULL)
+ goto out;
+
+ goto add_buffer_section;
+ }
+
+ item = cYAML_create_seq_item(pools_node);
+ if (item == NULL)
+ goto out;
+
+ if (cYAML_create_number(item, "enable", pool_cfg->pl_routing) ==
+ NULL)
+ goto out;
+ }
+
+add_buffer_section:
+ /* create a buffers entry in the show. This is necessary so that
+ * if the YAML output is used to configure a node, the buffer
+ * configuration takes hold */
+ buffers = cYAML_create_object(root, "buffers");
+ if (buffers == NULL)
+ goto out;
+
+ for (i = 0; i < LNET_NRBPOOLS; i++) {
+ if (cYAML_create_number(buffers, pools[i], buf_count[i]) == NULL)
+ goto out;
+ }
+
+ if (show_rc == NULL)
+ cYAML_print_tree(root);
+
+ if (l_errno != ENOENT) {
+ snprintf(err_str,
+ sizeof(err_str),
+ "\"cannot get routing information: %s\"",
+ strerror(l_errno));
+ rc = -l_errno;
+ goto out;
+ } else
+ rc = LUSTRE_CFG_RC_NO_ERR;
+
+ snprintf(err_str, sizeof(err_str), "\"success\"");
+ rc = LUSTRE_CFG_RC_NO_ERR;
+
+out:
+ free(buf);
+ if (show_rc == NULL || rc != LUSTRE_CFG_RC_NO_ERR || !exist) {
+ cYAML_free_tree(root);
+ } else if (show_rc != NULL && *show_rc != NULL) {
+ struct cYAML *routing_node;
+ /* there should exist only one routing block and one
+ * buffers block. If there already exists a previous one
+ * then don't add another */
+ routing_node = cYAML_get_object_item(*show_rc, "routing");
+ if (routing_node == NULL) {
+ cYAML_insert_sibling((*show_rc)->cy_child,
+ root->cy_child);
+ free(root);
+ } else {
+ cYAML_free_tree(root);
+ }
+ } else {
+ *show_rc = root;
+ }
+
+ cYAML_build_error(rc, seq_no, SHOW_CMD, "routing", err_str, err_rc);
+
+ return rc;
+}
+
+int lustre_lnet_show_peer(char *knid, int detail, int seq_no,
+ struct cYAML **show_rc, struct cYAML **err_rc,
+ bool backup)
+{
+ /*
+ * TODO: This function is changing in a future patch to accommodate
+ * PEER_LIST and proper filtering on any nid of the peer
+ */
+ struct lnet_ioctl_peer_cfg peer_info;
+ struct lnet_peer_ni_credit_info *lpni_cri;
+ struct lnet_ioctl_element_stats *lpni_stats;
+ struct lnet_ioctl_element_msg_stats *msg_stats;
+ struct lnet_ioctl_peer_ni_hstats *hstats;
+ struct lnet_ioctl_construct_udsp_info udsp_info;
+ lnet_nid_t *nidp;
+ int rc = LUSTRE_CFG_RC_OUT_OF_MEM;
+ int i, j, k;
+ int l_errno = 0;
+ __u32 count;
+ __u32 size;
+ struct cYAML *root = NULL, *peer = NULL, *peer_ni = NULL,
+ *first_seq = NULL, *peer_root = NULL, *tmp = NULL,
+ *msg_statistics = NULL, *statistics = NULL,
+ *yhstats;
+ char err_str[LNET_MAX_STR_LEN] = "\"out of memory\"";
+ struct lnet_process_id *list = NULL;
+ void *data = NULL;
+ void *lpni_data;
+ bool exist = false;
+
+ /* create struct cYAML root object */
+ root = cYAML_create_object(NULL, NULL);
+ if (root == NULL)
+ goto out;
+
+ peer_root = cYAML_create_seq(root, "peer");
+ if (peer_root == NULL)
+ goto out;
+
+ count = 1000;
+ size = count * sizeof(struct lnet_process_id);
+ list = malloc(size);
+ if (list == NULL) {
+ l_errno = ENOMEM;
+ goto out;
+ }
+ if (knid != NULL) {
+ list[0].nid = libcfs_str2nid(knid);
+ count = 1;
+ } else {
+ for (;;) {
+ memset(&peer_info, 0, sizeof(peer_info));
+ LIBCFS_IOC_INIT_V2(peer_info, prcfg_hdr);
+ peer_info.prcfg_hdr.ioc_len = sizeof(peer_info);
+ peer_info.prcfg_size = size;
+ peer_info.prcfg_bulk = list;
+
+ l_errno = 0;
+ rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_GET_PEER_LIST,
+ &peer_info);
+ count = peer_info.prcfg_count;
+ if (rc == 0)
+ break;
+ l_errno = errno;
+ if (l_errno != E2BIG) {
+ snprintf(err_str,
+ sizeof(err_str),
+ "\"cannot get peer list: %s\"",
+ strerror(l_errno));
+ rc = -l_errno;
+ goto out;
+ }
+ free(list);
+ size = peer_info.prcfg_size;
+ list = malloc(size);
+ if (list == NULL) {
+ l_errno = ENOMEM;
+ goto out;
+ }
+ }
+ }
+
+ size = 4096;
+ data = malloc(size);
+ if (data == NULL) {
+ l_errno = ENOMEM;
+ goto out;
+ }
+
+ for (i = 0; i < count; i++) {
+ for (;;) {
+ memset(&peer_info, 0, sizeof(peer_info));
+ LIBCFS_IOC_INIT_V2(peer_info, prcfg_hdr);
+ peer_info.prcfg_hdr.ioc_len = sizeof(peer_info);
+ peer_info.prcfg_prim_nid = list[i].nid;
+ peer_info.prcfg_size = size;
+ peer_info.prcfg_bulk = data;
+
+ l_errno = 0;
+ rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_GET_PEER_NI,
+ &peer_info);
+ if (rc == 0)
+ break;
+ l_errno = errno;
+ if (l_errno != E2BIG) {
+ snprintf(err_str,
+ sizeof(err_str),
+ "\"cannot get peer information: %s\"",
+ strerror(l_errno));
+ rc = -l_errno;
+ goto out;
+ }
+ free(data);
+ size = peer_info.prcfg_size;
+ data = malloc(size);
+ if (data == NULL) {
+ l_errno = ENOMEM;
+ goto out;
+ }
+ }
+ exist = true;
+
+ peer = cYAML_create_seq_item(peer_root);
+ if (peer == NULL)
+ goto out;
+
+ if (first_seq == NULL)
+ first_seq = peer;
+
+ lnet_nid_t pnid = peer_info.prcfg_prim_nid;
+ if (cYAML_create_string(peer, "primary nid",
+ libcfs_nid2str(pnid))
+ == NULL)
+ goto out;
+ if (cYAML_create_string(peer, "Multi-Rail",
+ peer_info.prcfg_mr ? "True" : "False")
+ == NULL)
+ goto out;
+ /*
+ * print out the state of the peer only if details are
+ * requested
+ */
+ if (detail >= 3) {
+ if (!backup &&
+ cYAML_create_number(peer, "peer state",
+ peer_info.prcfg_state)
+ == NULL)
+ goto out;
+ }
+
+ tmp = cYAML_create_seq(peer, "peer ni");
+ if (tmp == NULL)
+ goto out;
+
+ lpni_data = data;
+ for (j = 0; j < peer_info.prcfg_count; j++) {
+ nidp = lpni_data;
+ lpni_cri = (void*)nidp + sizeof(nidp);
+ lpni_stats = (void *)lpni_cri + sizeof(*lpni_cri);
+ msg_stats = (void *)lpni_stats + sizeof(*lpni_stats);
+ hstats = (void *)msg_stats + sizeof(*msg_stats);
+ lpni_data = (void *)hstats + sizeof(*hstats);
+
+ peer_ni = cYAML_create_seq_item(tmp);
+ if (peer_ni == NULL)
+ goto out;
+
+ if (cYAML_create_string(peer_ni, "nid",
+ libcfs_nid2str(*nidp))
+ == NULL)
+ goto out;
+
+ if (backup)
+ continue;
+
+ if (detail < 4)
+ goto continue_without_udsp_info;
+
+ LIBCFS_IOC_INIT_V2(udsp_info, cud_hdr);
+ udsp_info.cud_nid = *nidp;
+ udsp_info.cud_peer = true;
+ rc = l_ioctl(LNET_DEV_ID,
+ IOC_LIBCFS_GET_CONST_UDSP_INFO,
+ &udsp_info);
+ if (rc != 0) {
+ l_errno = errno;
+ goto continue_without_udsp_info;
+ }
+
+ rc = create_remote_udsp_info(&udsp_info, peer_ni);
+ if (rc) {
+ l_errno = errno;
+ goto out;
+ }
+
+continue_without_udsp_info:
+ if (cYAML_create_string(peer_ni, "state",
+ lpni_cri->cr_aliveness)
+ == NULL)
+ goto out;
+
+ if (!detail)
+ continue;
+
+ if (cYAML_create_number(peer_ni, "max_ni_tx_credits",
+ lpni_cri->cr_ni_peer_tx_credits)
+ == NULL)
+ goto out;
+
+ if (cYAML_create_number(peer_ni, "available_tx_credits",
+ lpni_cri->cr_peer_tx_credits)
+ == NULL)
+ goto out;
+
+ if (cYAML_create_number(peer_ni, "min_tx_credits",
+ lpni_cri->cr_peer_min_tx_credits)
+ == NULL)
+ goto out;
+
+ if (cYAML_create_number(peer_ni, "tx_q_num_of_buf",
+ lpni_cri->cr_peer_tx_qnob)
+ == NULL)
+ goto out;
+
+ if (cYAML_create_number(peer_ni, "available_rtr_credits",
+ lpni_cri->cr_peer_rtr_credits)
+ == NULL)
+ goto out;
+
+ if (cYAML_create_number(peer_ni, "min_rtr_credits",
+ lpni_cri->cr_peer_min_rtr_credits)
+ == NULL)
+ goto out;
+
+ if (cYAML_create_number(peer_ni, "refcount",
+ lpni_cri->cr_refcount) == NULL)
+ goto out;
+
+ statistics = cYAML_create_object(peer_ni, "statistics");
+ if (statistics == NULL)
+ goto out;
+
+ if (cYAML_create_number(statistics, "send_count",
+ lpni_stats->iel_send_count)
+ == NULL)
+ goto out;
+
+ if (cYAML_create_number(statistics, "recv_count",
+ lpni_stats->iel_recv_count)
+ == NULL)
+ goto out;
+
+ if (cYAML_create_number(statistics, "drop_count",
+ lpni_stats->iel_drop_count)
+ == NULL)
+ goto out;
+
+ if (detail < 2)
+ continue;
+
+ for (k = 0; k < 3; k++) {
+ struct lnet_ioctl_comm_count *counts;
+
+ msg_statistics = cYAML_create_object(peer_ni,
+ (char *) gmsg_stat_names[k]);
+ if (msg_statistics == NULL)
+ goto out;
+
+ counts = get_counts(msg_stats, k);
+ if (counts == NULL)
+ goto out;
+
+ if (!add_msg_stats_to_yaml_blk(msg_statistics,
+ counts))
+ goto out;
+ }
+
+ yhstats = cYAML_create_object(peer_ni, "health stats");
+ if (!yhstats)
+ goto out;
+ if (cYAML_create_number(yhstats, "health value",
+ hstats->hlpni_health_value)
+ == NULL)
+ goto out;
+ if (cYAML_create_number(yhstats, "dropped",
+ hstats->hlpni_remote_dropped)
+ == NULL)
+ goto out;
+ if (cYAML_create_number(yhstats, "timeout",
+ hstats->hlpni_remote_timeout)
+ == NULL)
+ goto out;
+ if (cYAML_create_number(yhstats, "error",
+ hstats->hlpni_remote_error)
+ == NULL)
+ goto out;
+ if (cYAML_create_number(yhstats, "network timeout",
+ hstats->hlpni_network_timeout)
+ == NULL)
+ goto out;
+ }
+ }
+
+ /* print output iff show_rc is not provided */
+ if (show_rc == NULL)
+ cYAML_print_tree(root);
+
+ snprintf(err_str, sizeof(err_str), "\"success\"");
rc = LUSTRE_CFG_RC_NO_ERR;
-out:
- free(buf);
- if (show_rc == NULL || rc != LUSTRE_CFG_RC_NO_ERR || !exist) {
- cYAML_free_tree(root);
- } else if (show_rc != NULL && *show_rc != NULL) {
- struct cYAML *show_node;
- /* find the routing node, if one doesn't exist then
- * insert one. Otherwise add to the one there
+out:
+ free(list);
+ free(data);
+ if (show_rc == NULL || rc != LUSTRE_CFG_RC_NO_ERR || !exist) {
+ cYAML_free_tree(root);
+ } else if (show_rc != NULL && *show_rc != NULL) {
+ struct cYAML *show_node;
+ /* find the peer node, if one doesn't exist then
+ * insert one. Otherwise add to the one there
+ */
+ show_node = cYAML_get_object_item(*show_rc,
+ "peer");
+ if (show_node != NULL && cYAML_is_sequence(show_node)) {
+ cYAML_insert_child(show_node, first_seq);
+ free(peer_root);
+ free(root);
+ } else if (show_node == NULL) {
+ cYAML_insert_sibling((*show_rc)->cy_child,
+ peer_root);
+ free(root);
+ } else {
+ cYAML_free_tree(root);
+ }
+ } else {
+ *show_rc = root;
+ }
+
+ cYAML_build_error(rc, seq_no, SHOW_CMD, "peer", err_str,
+ err_rc);
+
+ return rc;
+}
+
+int lustre_lnet_list_peer(int seq_no,
+ struct cYAML **show_rc, struct cYAML **err_rc)
+{
+ struct lnet_ioctl_peer_cfg peer_info;
+ int rc = LUSTRE_CFG_RC_OUT_OF_MEM;
+ __u32 count;
+ __u32 size;
+ int i = 0;
+ int l_errno = 0;
+ struct cYAML *root = NULL, *list_root = NULL, *first_seq = NULL;
+ char err_str[LNET_MAX_STR_LEN] = "\"out of memory\"";
+ struct lnet_process_id *list = NULL;
+
+ memset(&peer_info, 0, sizeof(peer_info));
+
+ /* create struct cYAML root object */
+ root = cYAML_create_object(NULL, NULL);
+ if (root == NULL)
+ goto out;
+
+ list_root = cYAML_create_seq(root, "peer list");
+ if (list_root == NULL)
+ goto out;
+
+ count = 1000;
+ size = count * sizeof(struct lnet_process_id);
+ list = malloc(size);
+ if (list == NULL) {
+ l_errno = ENOMEM;
+ goto out;
+ }
+ for (;;) {
+ LIBCFS_IOC_INIT_V2(peer_info, prcfg_hdr);
+ peer_info.prcfg_hdr.ioc_len = sizeof(peer_info);
+ peer_info.prcfg_size = size;
+ peer_info.prcfg_bulk = list;
+
+ l_errno = 0;
+ rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_GET_PEER_LIST, &peer_info);
+ count = peer_info.prcfg_count;
+ if (rc == 0)
+ break;
+ l_errno = errno;
+ if (l_errno != E2BIG) {
+ snprintf(err_str,
+ sizeof(err_str),
+ "\"cannot get peer list: %s\"",
+ strerror(l_errno));
+ rc = -l_errno;
+ goto out;
+ }
+ free(list);
+ size = peer_info.prcfg_size;
+ list = malloc(size);
+ if (list == NULL) {
+ l_errno = ENOMEM;
+ goto out;
+ }
+ }
+
+ /* count is now the actual number of ids in the list. */
+ for (i = 0; i < count; i++) {
+ if (cYAML_create_string(list_root, "nid",
+ libcfs_nid2str(list[i].nid))
+ == NULL)
+ goto out;
+ }
+
+ /* print output iff show_rc is not provided */
+ if (show_rc == NULL)
+ cYAML_print_tree(root);
+
+ snprintf(err_str, sizeof(err_str), "\"success\"");
+ rc = LUSTRE_CFG_RC_NO_ERR;
+
+out:
+ if (list != NULL)
+ free(list);
+ if (show_rc == NULL || rc != LUSTRE_CFG_RC_NO_ERR) {
+ cYAML_free_tree(root);
+ } else if (show_rc != NULL && *show_rc != NULL) {
+ struct cYAML *show_node;
+ /* find the peer node, if one doesn't exist then
+ * insert one. Otherwise add to the one there
+ */
+ show_node = cYAML_get_object_item(*show_rc,
+ "peer");
+ if (show_node != NULL && cYAML_is_sequence(show_node)) {
+ cYAML_insert_child(show_node, first_seq);
+ free(list_root);
+ free(root);
+ } else if (show_node == NULL) {
+ cYAML_insert_sibling((*show_rc)->cy_child,
+ list_root);
+ free(root);
+ } else {
+ cYAML_free_tree(root);
+ }
+ } else {
+ *show_rc = root;
+ }
+
+ cYAML_build_error(rc, seq_no, SHOW_CMD, "peer", err_str,
+ err_rc);
+
+ return rc;
+}
+
+static void add_to_global(struct cYAML *show_rc, struct cYAML *node,
+ struct cYAML *root)
+{
+ struct cYAML *show_node;
+
+ show_node = cYAML_get_object_item(show_rc, "global");
+ if (show_node != NULL)
+ cYAML_insert_sibling(show_node->cy_child,
+ node->cy_child);
+ else
+ cYAML_insert_sibling(show_rc->cy_child,
+ node);
+ free(root);
+}
+
+static int build_global_yaml_entry(char *err_str, int err_len, int seq_no,
+ char *name, __u64 value,
+ struct cYAML **show_rc,
+ struct cYAML **err_rc, int err)
+{
+ int rc = LUSTRE_CFG_RC_OUT_OF_MEM;
+ struct cYAML *root = NULL, *global = NULL;
+
+ if (err) {
+ rc = err;
+ goto out;
+ }
+
+ root = cYAML_create_object(NULL, NULL);
+ if (root == NULL)
+ goto out;
+
+ global = cYAML_create_object(root, "global");
+ if (global == NULL)
+ goto out;
+
+ if (cYAML_create_number(global, name,
+ value) == NULL)
+ goto out;
+
+ if (show_rc == NULL)
+ cYAML_print_tree(root);
+
+ snprintf(err_str, err_len, "\"success\"");
+
+ rc = LUSTRE_CFG_RC_NO_ERR;
+
+out:
+ if (show_rc == NULL || rc != LUSTRE_CFG_RC_NO_ERR) {
+ cYAML_free_tree(root);
+ } else if (show_rc != NULL && *show_rc != NULL) {
+ add_to_global(*show_rc, global, root);
+ } else {
+ *show_rc = root;
+ }
+
+ cYAML_build_error(rc, seq_no, SHOW_CMD, "global", err_str, err_rc);
+
+ return rc;
+}
+
+static int ioctl_show_global_values(int ioc, int seq_no, char *name,
+ struct cYAML **show_rc,
+ struct cYAML **err_rc)
+{
+ struct lnet_ioctl_set_value data;
+ int rc;
+ int l_errno = 0;
+ char err_str[LNET_MAX_STR_LEN] = "\"out of memory\"";
+
+ LIBCFS_IOC_INIT_V2(data, sv_hdr);
+
+ rc = l_ioctl(LNET_DEV_ID, ioc, &data);
+ if (rc != 0) {
+ l_errno = -errno;
+ snprintf(err_str,
+ sizeof(err_str),
+ "\"cannot get %s: %s\"",
+ name, strerror(l_errno));
+ }
+
+ return build_global_yaml_entry(err_str, sizeof(err_str), seq_no, name,
+ data.sv_value, show_rc, err_rc, l_errno);
+}
+
+int lustre_lnet_show_recov_intrv(int seq_no, struct cYAML **show_rc,
+ struct cYAML **err_rc)
+{
+ int rc = LUSTRE_CFG_RC_OUT_OF_MEM;
+ char val[LNET_MAX_STR_LEN];
+ int intrv = -1, l_errno = 0;
+ char err_str[LNET_MAX_STR_LEN] = "\"out of memory\"";
+
+ rc = read_sysfs_file(modparam_path, "lnet_recovery_interval", val,
+ 1, sizeof(val));
+ if (rc) {
+ l_errno = -errno;
+ snprintf(err_str, sizeof(err_str),
+ "\"cannot get recovery interval: %d\"", rc);
+ } else {
+ intrv = atoi(val);
+ }
+
+ return build_global_yaml_entry(err_str, sizeof(err_str), seq_no,
+ "recovery_interval", intrv, show_rc,
+ err_rc, l_errno);
+}
+
+int lustre_lnet_show_hsensitivity(int seq_no, struct cYAML **show_rc,
+ struct cYAML **err_rc)
+{
+ int rc = LUSTRE_CFG_RC_OUT_OF_MEM;
+ char val[LNET_MAX_STR_LEN];
+ int sen = -1, l_errno = 0;
+ char err_str[LNET_MAX_STR_LEN] = "\"out of memory\"";
+
+ rc = read_sysfs_file(modparam_path, "lnet_health_sensitivity", val,
+ 1, sizeof(val));
+ if (rc) {
+ l_errno = -errno;
+ snprintf(err_str, sizeof(err_str),
+ "\"cannot get health sensitivity: %d\"", rc);
+ } else {
+ sen = atoi(val);
+ }
+
+ return build_global_yaml_entry(err_str, sizeof(err_str), seq_no,
+ "health_sensitivity", sen, show_rc,
+ err_rc, l_errno);
+}
+
+int lustre_lnet_show_rtr_sensitivity(int seq_no, struct cYAML **show_rc,
+ struct cYAML **err_rc)
+{
+ int rc = LUSTRE_CFG_RC_OUT_OF_MEM;
+ char val[LNET_MAX_STR_LEN];
+ int sen = -1, l_errno = 0;
+ char err_str[LNET_MAX_STR_LEN] = "\"out of memory\"";
+
+ rc = read_sysfs_file(modparam_path, "router_sensitivity_percentage", val,
+ 1, sizeof(val));
+ if (rc) {
+ l_errno = -errno;
+ snprintf(err_str, sizeof(err_str),
+ "\"cannot get router sensitivity percentage: %d\"", rc);
+ } else {
+ sen = atoi(val);
+ }
+
+ return build_global_yaml_entry(err_str, sizeof(err_str), seq_no,
+ "router_sensitivity", sen, show_rc,
+ err_rc, l_errno);
+}
+
+int lustre_lnet_show_lnd_timeout(int seq_no, struct cYAML **show_rc,
+ struct cYAML **err_rc)
+{
+ char val[LNET_MAX_STR_LEN];
+ char err_str[LNET_MAX_STR_LEN] = "\"out of memory\"";
+ int lnd_to = -1;
+ int l_errno = 0;
+ int rc;
+ int fd;
+ glob_t path;
+
+ rc = cfs_get_param_paths(&path, "lnet_lnd_timeout");
+ if (rc < 0) {
+ l_errno = -errno;
+ snprintf(err_str, sizeof(err_str),
+ "\"cannot get LND timeout: %d\"", rc);
+ return build_global_yaml_entry(err_str, sizeof(err_str), seq_no,
+ "lnd_timeout", lnd_to, show_rc,
+ err_rc, l_errno);
+ }
+
+ fd = open(path.gl_pathv[0], O_RDONLY);
+ if (fd < 0) {
+ l_errno = -errno;
+ snprintf(err_str, sizeof(err_str),
+ "\"error opening %s\"", path.gl_pathv[0]);
+ goto failed;
+ }
+
+ rc = read(fd, val, sizeof(val));
+ if (rc < 0)
+ l_errno = -errno;
+
+ close(fd);
+
+ if (rc < 0) {
+ snprintf(err_str, sizeof(err_str),
+ "\"error reading %s\"", path.gl_pathv[0]);
+ goto failed;
+ }
+
+ lnd_to = atoi(val);
+
+failed:
+ cfs_free_param_data(&path);
+
+ return build_global_yaml_entry(err_str, sizeof(err_str), seq_no,
+ "lnd_timeout", lnd_to, show_rc,
+ err_rc, l_errno);
+}
+
+int lustre_lnet_show_transaction_to(int seq_no, struct cYAML **show_rc,
+ struct cYAML **err_rc)
+{
+ int rc = LUSTRE_CFG_RC_OUT_OF_MEM;
+ char val[LNET_MAX_STR_LEN];
+ int tto = -1, l_errno = 0;
+ char err_str[LNET_MAX_STR_LEN] = "\"out of memory\"";
+
+ rc = read_sysfs_file(modparam_path, "lnet_transaction_timeout", val,
+ 1, sizeof(val));
+ if (rc) {
+ l_errno = -errno;
+ snprintf(err_str, sizeof(err_str),
+ "\"cannot get transaction timeout: %d\"", rc);
+ } else {
+ tto = atoi(val);
+ }
+
+ return build_global_yaml_entry(err_str, sizeof(err_str), seq_no,
+ "transaction_timeout", tto, show_rc,
+ err_rc, l_errno);
+}
+
+int lustre_lnet_show_retry_count(int seq_no, struct cYAML **show_rc,
+ struct cYAML **err_rc)
+{
+ int rc = LUSTRE_CFG_RC_OUT_OF_MEM;
+ char val[LNET_MAX_STR_LEN];
+ int retry_count = -1, l_errno = 0;
+ char err_str[LNET_MAX_STR_LEN] = "\"out of memory\"";
+
+ rc = read_sysfs_file(modparam_path, "lnet_retry_count", val,
+ 1, sizeof(val));
+ if (rc) {
+ l_errno = -errno;
+ snprintf(err_str, sizeof(err_str),
+ "\"cannot get retry count: %d\"", rc);
+ } else {
+ retry_count = atoi(val);
+ }
+
+ return build_global_yaml_entry(err_str, sizeof(err_str), seq_no,
+ "retry_count", retry_count, show_rc,
+ err_rc, l_errno);
+}
+
+int lustre_lnet_calc_service_id(__u64 *service_id)
+{
+ int rc = LUSTRE_CFG_RC_OUT_OF_MEM;
+ char val[LNET_MAX_STR_LEN];
+ int service_port = -1, l_errno = 0;
+
+ rc = read_sysfs_file(o2ib_modparam_path, "service", val,
+ 1, sizeof(val));
+ if (rc) {
+ l_errno = errno;
+ fprintf(stderr, "error:\n msg: \"cannot get service port: %s (%d)\"\n",
+ strerror(l_errno), -l_errno);
+ return rc;
+ } else {
+ service_port = atoi(val);
+ }
+
+ *service_id = htobe64(((__u64)RDMA_PS_TCP << 16) + service_port);
+
+ return LUSTRE_CFG_RC_NO_ERR;
+}
+
+int show_recovery_queue(enum lnet_health_type type, char *name, int seq_no,
+ struct cYAML **show_rc, struct cYAML **err_rc)
+{
+ struct lnet_ioctl_recovery_list nid_list;
+ struct cYAML *root = NULL, *nids = NULL;
+ int rc, i;
+ char err_str[LNET_MAX_STR_LEN] = "failed to print recovery queue\n";
+
+ LIBCFS_IOC_INIT_V2(nid_list, rlst_hdr);
+ nid_list.rlst_type = type;
+
+ rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_GET_RECOVERY_QUEUE, &nid_list);
+ if (rc) {
+ rc = errno;
+ goto out;
+ }
+
+ if (nid_list.rlst_num_nids == 0)
+ goto out;
+
+ root = cYAML_create_object(NULL, NULL);
+ if (root == NULL)
+ goto out;
+
+ nids = cYAML_create_object(root, name);
+ if (nids == NULL)
+ goto out;
+
+ rc = -EINVAL;
+
+ for (i = 0; i < nid_list.rlst_num_nids; i++) {
+ char nidenum[LNET_MAX_STR_LEN];
+ snprintf(nidenum, sizeof(nidenum), "nid-%d", i);
+ if (!cYAML_create_string(nids, nidenum,
+ libcfs_nid2str(nid_list.rlst_nid_array[i])))
+ goto out;
+ }
+
+ snprintf(err_str, sizeof(err_str), "success\n");
+
+ rc = 0;
+
+out:
+ if (show_rc == NULL || rc != LUSTRE_CFG_RC_NO_ERR) {
+ cYAML_free_tree(root);
+ } else if (show_rc != NULL && *show_rc != NULL) {
+ struct cYAML *show_node;
+ /* find the net node, if one doesn't exist
+ * then insert one. Otherwise add to the one there
+ */
+ show_node = cYAML_get_object_item(*show_rc, name);
+ if (show_node != NULL && cYAML_is_sequence(show_node)) {
+ cYAML_insert_child(show_node, nids);
+ free(nids);
+ free(root);
+ } else if (show_node == NULL) {
+ cYAML_insert_sibling((*show_rc)->cy_child,
+ nids);
+ free(root);
+ } else {
+ cYAML_free_tree(root);
+ }
+ } else {
+ *show_rc = root;
+ }
+
+ cYAML_build_error(rc, seq_no, SHOW_CMD, name, err_str, err_rc);
+
+ return rc;
+}
+
+int lustre_lnet_show_local_ni_recovq(int seq_no, struct cYAML **show_rc,
+ struct cYAML **err_rc)
+{
+ return show_recovery_queue(LNET_HEALTH_TYPE_LOCAL_NI, "local NI recovery",
+ seq_no, show_rc, err_rc);
+}
+
+int lustre_lnet_show_peer_ni_recovq(int seq_no, struct cYAML **show_rc,
+ struct cYAML **err_rc)
+{
+ return show_recovery_queue(LNET_HEALTH_TYPE_PEER_NI, "peer NI recovery",
+ seq_no, show_rc, err_rc);
+}
+
+int lustre_lnet_show_response_tracking(int seq_no, struct cYAML **show_rc,
+ struct cYAML **err_rc)
+{
+ int rc = LUSTRE_CFG_RC_OUT_OF_MEM;
+ char val[LNET_MAX_STR_LEN];
+ int rsp_tracking = -1, l_errno = 0;
+ char err_str[LNET_MAX_STR_LEN] = "\"out of memory\"";
+
+ rc = read_sysfs_file(modparam_path, "lnet_response_tracking", val,
+ 1, sizeof(val));
+ if (rc) {
+ l_errno = -errno;
+ snprintf(err_str, sizeof(err_str),
+ "\"cannot get lnet_response_tracking value: %d\"", rc);
+ } else {
+ rsp_tracking = atoi(val);
+ }
+
+ return build_global_yaml_entry(err_str, sizeof(err_str), seq_no,
+ "response_tracking", rsp_tracking,
+ show_rc, err_rc, l_errno);
+}
+
+int lustre_lnet_show_recovery_limit(int seq_no, struct cYAML **show_rc,
+ struct cYAML **err_rc)
+{
+ int rc = LUSTRE_CFG_RC_OUT_OF_MEM;
+ char val[LNET_MAX_STR_LEN];
+ int recov_limit = -1, l_errno = 0;
+ char err_str[LNET_MAX_STR_LEN];
+
+ snprintf(err_str, sizeof(err_str), "\"out of memory\"");
+
+ rc = read_sysfs_file(modparam_path, "lnet_recovery_limit", val,
+ 1, sizeof(val));
+ if (rc) {
+ l_errno = -errno;
+ snprintf(err_str, sizeof(err_str),
+ "\"cannot get lnet_recovery_limit value: %d\"", rc);
+ } else {
+ recov_limit = atoi(val);
+ }
+
+ return build_global_yaml_entry(err_str, sizeof(err_str), seq_no,
+ "recovery_limit", recov_limit,
+ show_rc, err_rc, l_errno);
+}
+
+int lustre_lnet_show_max_intf(int seq_no, struct cYAML **show_rc,
+ struct cYAML **err_rc)
+{
+ int rc = LUSTRE_CFG_RC_OUT_OF_MEM;
+ char val[LNET_MAX_STR_LEN];
+ int max_intf = -1, l_errno = 0;
+ char err_str[LNET_MAX_STR_LEN] = "\"out of memory\"";
+
+ rc = read_sysfs_file(modparam_path, "lnet_interfaces_max", val,
+ 1, sizeof(val));
+ if (rc) {
+ l_errno = -errno;
+ snprintf(err_str, sizeof(err_str),
+ "\"cannot get max interfaces: %d\"", rc);
+ } else {
+ max_intf = atoi(val);
+ }
+
+ return build_global_yaml_entry(err_str, sizeof(err_str), seq_no,
+ "max_interfaces", max_intf, show_rc,
+ err_rc, l_errno);
+}
+
+int lustre_lnet_show_discovery(int seq_no, struct cYAML **show_rc,
+ struct cYAML **err_rc)
+{
+ int rc = LUSTRE_CFG_RC_OUT_OF_MEM;
+ char val[LNET_MAX_STR_LEN];
+ int discovery = -1, l_errno = 0;
+ char err_str[LNET_MAX_STR_LEN] = "\"out of memory\"";
+
+ rc = read_sysfs_file(modparam_path, "lnet_peer_discovery_disabled", val,
+ 1, sizeof(val));
+ if (rc) {
+ l_errno = -errno;
+ snprintf(err_str, sizeof(err_str),
+ "\"cannot get discovery setting: %d\"", rc);
+ } else {
+ /*
+ * The kernel stores a discovery disabled value. User space
+ * shows whether discovery is enabled. So the value must be
+ * inverted.
*/
- show_node = cYAML_get_object_item(*show_rc, "routing");
- if (show_node != NULL && cYAML_is_sequence(show_node)) {
- cYAML_insert_child(show_node, first_seq);
- free(pools_node);
- free(root);
- } else if (show_node == NULL) {
- cYAML_insert_sibling((*show_rc)->cy_child,
- pools_node);
- free(root);
- } else {
- cYAML_free_tree(root);
- }
+ discovery = !atoi(val);
+ }
+
+ return build_global_yaml_entry(err_str, sizeof(err_str), seq_no,
+ "discovery", discovery, show_rc,
+ err_rc, l_errno);
+}
+
+int lustre_lnet_show_drop_asym_route(int seq_no, struct cYAML **show_rc,
+ struct cYAML **err_rc)
+{
+ int rc = LUSTRE_CFG_RC_OUT_OF_MEM;
+ char val[LNET_MAX_STR_LEN];
+ int drop_asym_route = -1, l_errno = 0;
+ char err_str[LNET_MAX_STR_LEN] = "\"out of memory\"";
+
+ rc = read_sysfs_file(modparam_path, "lnet_drop_asym_route", val,
+ 1, sizeof(val));
+ if (rc) {
+ l_errno = -errno;
+ snprintf(err_str, sizeof(err_str),
+ "\"cannot get drop asym route setting: %d\"", rc);
} else {
- *show_rc = root;
+ drop_asym_route = atoi(val);
}
- cYAML_build_error(rc, seq_no, SHOW_CMD, "routing", err_str, err_rc);
+ return build_global_yaml_entry(err_str, sizeof(err_str), seq_no,
+ "drop_asym_route", drop_asym_route,
+ show_rc, err_rc, l_errno);
+}
- return rc;
+int lustre_lnet_show_numa_range(int seq_no, struct cYAML **show_rc,
+ struct cYAML **err_rc)
+{
+ return ioctl_show_global_values(IOC_LIBCFS_GET_NUMA_RANGE, seq_no,
+ "numa_range", show_rc, err_rc);
}
-int lustre_lnet_show_peer_credits(int seq_no, struct cYAML **show_rc,
- struct cYAML **err_rc)
+int lustre_lnet_show_stats(int seq_no, struct cYAML **show_rc,
+ struct cYAML **err_rc)
{
- struct lnet_ioctl_peer peer_info;
- int rc = LUSTRE_CFG_RC_OUT_OF_MEM, ncpt = 0, i = 0, j = 0;
- struct cYAML *root = NULL, *peer = NULL, *first_seq = NULL,
- *peer_root = NULL;
- char err_str[LNET_MAX_STR_LEN];
- bool ncpt_set = false;
+ struct lnet_ioctl_lnet_stats data;
+ struct lnet_counters *cntrs;
+ int rc;
+ int l_errno;
+ char err_str[LNET_MAX_STR_LEN] = "\"out of memory\"";
+ struct cYAML *root = NULL, *stats = NULL;
- snprintf(err_str, sizeof(err_str),
- "\"out of memory\"");
+ LIBCFS_IOC_INIT_V2(data, st_hdr);
+
+ rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_GET_LNET_STATS, &data);
+ if (rc) {
+ l_errno = errno;
+ snprintf(err_str,
+ sizeof(err_str),
+ "\"cannot get lnet statistics: %s\"",
+ strerror(l_errno));
+ rc = -l_errno;
+ goto out;
+ }
+
+ rc = LUSTRE_CFG_RC_OUT_OF_MEM;
+
+ cntrs = &data.st_cntrs;
- /* create struct cYAML root object */
root = cYAML_create_object(NULL, NULL);
- if (root == NULL)
+ if (!root)
goto out;
- peer_root = cYAML_create_seq(root, "peer");
- if (peer_root == NULL)
+ stats = cYAML_create_object(root, "statistics");
+ if (!stats)
goto out;
- do {
- for (i = 0;; i++) {
- LIBCFS_IOC_INIT_V2(peer_info, pr_hdr);
- peer_info.pr_count = i;
- peer_info.pr_lnd_u.pr_peer_credits.cr_ncpt = j;
- rc = l_ioctl(LNET_DEV_ID,
- IOC_LIBCFS_GET_PEER_INFO, &peer_info);
- if (rc != 0)
- break;
+ if (!cYAML_create_number(stats, "msgs_alloc",
+ cntrs->lct_common.lcc_msgs_alloc))
+ goto out;
- if (ncpt_set != 0) {
- ncpt = peer_info.pr_lnd_u.pr_peer_credits.
- cr_ncpt;
- ncpt_set = true;
- }
+ if (!cYAML_create_number(stats, "msgs_max",
+ cntrs->lct_common.lcc_msgs_max))
+ goto out;
- peer = cYAML_create_seq_item(peer_root);
- if (peer == NULL)
- goto out;
+ if (!cYAML_create_number(stats, "rst_alloc",
+ cntrs->lct_health.lch_rst_alloc))
+ goto out;
- if (first_seq == NULL)
- first_seq = peer;
+ if (!cYAML_create_number(stats, "errors",
+ cntrs->lct_common.lcc_errors))
+ goto out;
- if (cYAML_create_string(peer, "nid",
- libcfs_nid2str
- (peer_info.pr_nid)) == NULL)
- goto out;
+ if (!cYAML_create_number(stats, "send_count",
+ cntrs->lct_common.lcc_send_count))
+ goto out;
- if (cYAML_create_string(peer, "state",
- peer_info.pr_lnd_u.
- pr_peer_credits.
- cr_aliveness) ==
- NULL)
- goto out;
+ if (!cYAML_create_number(stats, "resend_count",
+ cntrs->lct_health.lch_resend_count))
+ goto out;
- if (cYAML_create_number(peer, "refcount",
- peer_info.pr_lnd_u.
- pr_peer_credits.
- cr_refcount) == NULL)
- goto out;
+ if (!cYAML_create_number(stats, "response_timeout_count",
+ cntrs->lct_health.lch_response_timeout_count))
+ goto out;
- if (cYAML_create_number(peer, "max_ni_tx_credits",
- peer_info.pr_lnd_u.
- pr_peer_credits.
- cr_ni_peer_tx_credits)
- == NULL)
- goto out;
+ if (!cYAML_create_number(stats, "local_interrupt_count",
+ cntrs->lct_health.lch_local_interrupt_count))
+ goto out;
- if (cYAML_create_number(peer, "available_tx_credits",
- peer_info.pr_lnd_u.
- pr_peer_credits.
- cr_peer_tx_credits)
- == NULL)
- goto out;
+ if (!cYAML_create_number(stats, "local_dropped_count",
+ cntrs->lct_health.lch_local_dropped_count))
+ goto out;
- if (cYAML_create_number(peer, "available_rtr_credits",
- peer_info.pr_lnd_u.
- pr_peer_credits.
- cr_peer_rtr_credits)
- == NULL)
- goto out;
+ if (!cYAML_create_number(stats, "local_aborted_count",
+ cntrs->lct_health.lch_local_aborted_count))
+ goto out;
- if (cYAML_create_number(peer, "min_rtr_credits",
- peer_info.pr_lnd_u.
- pr_peer_credits.
- cr_peer_min_rtr_credits)
- == NULL)
- goto out;
+ if (!cYAML_create_number(stats, "local_no_route_count",
+ cntrs->lct_health.lch_local_no_route_count))
+ goto out;
- if (cYAML_create_number(peer, "tx_q_num_of_buf",
- peer_info.pr_lnd_u.
- pr_peer_credits.
- cr_peer_tx_qnob)
- == NULL)
- goto out;
- }
+ if (!cYAML_create_number(stats, "local_timeout_count",
+ cntrs->lct_health.lch_local_timeout_count))
+ goto out;
- if (errno != ENOENT) {
- snprintf(err_str,
- sizeof(err_str),
- "\"cannot get peer information: %s\"",
- strerror(errno));
- rc = -errno;
- goto out;
- }
+ if (!cYAML_create_number(stats, "local_error_count",
+ cntrs->lct_health.lch_local_error_count))
+ goto out;
- j++;
- } while (j < ncpt);
+ if (!cYAML_create_number(stats, "remote_dropped_count",
+ cntrs->lct_health.lch_remote_dropped_count))
+ goto out;
- /* print output iff show_rc is not provided */
- if (show_rc == NULL)
+ if (!cYAML_create_number(stats, "remote_error_count",
+ cntrs->lct_health.lch_remote_error_count))
+ goto out;
+
+ if (!cYAML_create_number(stats, "remote_timeout_count",
+ cntrs->lct_health.lch_remote_timeout_count))
+ goto out;
+
+ if (!cYAML_create_number(stats, "network_timeout_count",
+ cntrs->lct_health.lch_network_timeout_count))
+ goto out;
+
+ if (!cYAML_create_number(stats, "recv_count",
+ cntrs->lct_common.lcc_recv_count))
+ goto out;
+
+ if (!cYAML_create_number(stats, "route_count",
+ cntrs->lct_common.lcc_route_count))
+ goto out;
+
+ if (!cYAML_create_number(stats, "drop_count",
+ cntrs->lct_common.lcc_drop_count))
+ goto out;
+
+ if (!cYAML_create_number(stats, "send_length",
+ cntrs->lct_common.lcc_send_length))
+ goto out;
+
+ if (!cYAML_create_number(stats, "recv_length",
+ cntrs->lct_common.lcc_recv_length))
+ goto out;
+
+ if (!cYAML_create_number(stats, "route_length",
+ cntrs->lct_common.lcc_route_length))
+ goto out;
+
+ if (!cYAML_create_number(stats, "drop_length",
+ cntrs->lct_common.lcc_drop_length))
+ goto out;
+
+ if (!show_rc)
cYAML_print_tree(root);
snprintf(err_str, sizeof(err_str), "\"success\"");
rc = LUSTRE_CFG_RC_NO_ERR;
-
out:
if (show_rc == NULL || rc != LUSTRE_CFG_RC_NO_ERR) {
cYAML_free_tree(root);
} else if (show_rc != NULL && *show_rc != NULL) {
- struct cYAML *show_node;
- /* find the peer node, if one doesn't exist then
- * insert one. Otherwise add to the one there
- */
- show_node = cYAML_get_object_item(*show_rc,
- "peer_credits");
- if (show_node != NULL && cYAML_is_sequence(show_node)) {
- cYAML_insert_child(show_node, first_seq);
- free(peer_root);
- free(root);
- } else if (show_node == NULL) {
- cYAML_insert_sibling((*show_rc)->cy_child,
- peer_root);
- free(root);
- } else {
- cYAML_free_tree(root);
- }
+ cYAML_insert_sibling((*show_rc)->cy_child,
+ root->cy_child);
+ free(root);
} else {
*show_rc = root;
}
- cYAML_build_error(rc, seq_no, SHOW_CMD, "peer_credits", err_str,
- err_rc);
+ cYAML_build_error(rc, seq_no, SHOW_CMD, "statistics", err_str, err_rc);
+
+ return rc;
+}
+
+typedef int (*cmd_handler_t)(struct cYAML *tree,
+ struct cYAML **show_rc,
+ struct cYAML **err_rc);
+
+static int handle_yaml_config_route(struct cYAML *tree, struct cYAML **show_rc,
+ struct cYAML **err_rc)
+{
+ struct cYAML *net, *gw, *hop, *prio, *sen, *seq_no;
+
+ net = cYAML_get_object_item(tree, "net");
+ gw = cYAML_get_object_item(tree, "gateway");
+ hop = cYAML_get_object_item(tree, "hop");
+ prio = cYAML_get_object_item(tree, "priority");
+ sen = cYAML_get_object_item(tree, "health_sensitivity");
+ seq_no = cYAML_get_object_item(tree, "seq_no");
+
+ return lustre_lnet_config_route((net) ? net->cy_valuestring : NULL,
+ (gw) ? gw->cy_valuestring : NULL,
+ (hop) ? hop->cy_valueint : -1,
+ (prio) ? prio->cy_valueint : -1,
+ (sen) ? sen->cy_valueint : -1,
+ (seq_no) ? seq_no->cy_valueint : -1,
+ err_rc);
+}
+
+/*
+ * interfaces:
+ * 0: <intf_name>['['<expr>']']
+ * 1: <intf_name>['['<expr>']']
+ */
+static int yaml_copy_intf_info(struct cYAML *intf_tree,
+ struct lnet_dlc_network_descr *nw_descr)
+{
+ struct cYAML *child = NULL;
+ int intf_num = 0, rc = LUSTRE_CFG_RC_NO_ERR;
+ struct lnet_dlc_intf_descr *intf_descr, *tmp;
+
+ if (intf_tree == NULL || nw_descr == NULL)
+ return LUSTRE_CFG_RC_BAD_PARAM;
+
+ /* now grab all the interfaces and their cpts */
+ child = intf_tree->cy_child;
+ while (child != NULL) {
+ if (child->cy_valuestring == NULL) {
+ child = child->cy_next;
+ continue;
+ }
+
+ if (strlen(child->cy_valuestring) >= LNET_MAX_STR_LEN)
+ goto failed;
+
+ rc = lustre_lnet_add_intf_descr(&nw_descr->nw_intflist,
+ child->cy_valuestring,
+ strlen(child->cy_valuestring));
+ if (rc != LUSTRE_CFG_RC_NO_ERR)
+ goto failed;
+
+ intf_num++;
+ child = child->cy_next;
+ }
+
+ if (intf_num == 0)
+ return LUSTRE_CFG_RC_MISSING_PARAM;
+
+ return intf_num;
+
+failed:
+ list_for_each_entry_safe(intf_descr, tmp, &nw_descr->nw_intflist,
+ intf_on_network) {
+ list_del(&intf_descr->intf_on_network);
+ free_intf_descr(intf_descr);
+ }
+
+ return rc;
+}
+
+static bool
+yaml_extract_cmn_tunables(struct cYAML *tree,
+ struct lnet_ioctl_config_lnd_cmn_tunables *tunables,
+ struct cfs_expr_list **global_cpts)
+{
+ struct cYAML *tun, *item, *smp;
+ int rc;
+
+ tun = cYAML_get_object_item(tree, "tunables");
+ if (tun != NULL) {
+ item = cYAML_get_object_item(tun, "peer_timeout");
+ if (item != NULL)
+ tunables->lct_peer_timeout = item->cy_valueint;
+ item = cYAML_get_object_item(tun, "peer_credits");
+ if (item != NULL)
+ tunables->lct_peer_tx_credits = item->cy_valueint;
+ item = cYAML_get_object_item(tun, "peer_buffer_credits");
+ if (item != NULL)
+ tunables->lct_peer_rtr_credits = item->cy_valueint;
+ item = cYAML_get_object_item(tun, "credits");
+ if (item != NULL)
+ tunables->lct_max_tx_credits = item->cy_valueint;
+ smp = cYAML_get_object_item(tun, "CPT");
+ if (smp != NULL) {
+ rc = cfs_expr_list_parse(smp->cy_valuestring,
+ strlen(smp->cy_valuestring),
+ 0, UINT_MAX, global_cpts);
+ if (rc != 0)
+ *global_cpts = NULL;
+ }
+
+ return true;
+ }
+
+ return false;
+}
+
+static bool
+yaml_extract_tunables(struct cYAML *tree,
+ struct lnet_ioctl_config_lnd_tunables *tunables,
+ struct cfs_expr_list **global_cpts,
+ __u32 net_type)
+{
+ bool rc;
+
+ rc = yaml_extract_cmn_tunables(tree, &tunables->lt_cmn,
+ global_cpts);
+
+ if (!rc)
+ return rc;
+
+ lustre_yaml_extract_lnd_tunables(tree, net_type,
+ &tunables->lt_tun);
+
+ return rc;
+}
+
+/*
+ * net:
+ * - net type: <net>[<NUM>]
+ * local NI(s):
+ * - nid: <ip>@<net>[<NUM>]
+ * status: up
+ * interfaces:
+ * 0: <intf_name>['['<expr>']']
+ * 1: <intf_name>['['<expr>']']
+ * tunables:
+ * peer_timeout: <NUM>
+ * peer_credits: <NUM>
+ * peer_buffer_credits: <NUM>
+ * credits: <NUM>
+* lnd tunables:
+ * peercredits_hiw: <NUM>
+ * map_on_demand: <NUM>
+ * concurrent_sends: <NUM>
+ * fmr_pool_size: <NUM>
+ * fmr_flush_trigger: <NUM>
+ * fmr_cache: <NUM>
+ *
+ * At least one interface is required. If no interfaces are provided the
+ * network interface can not be configured.
+ */
+static int handle_yaml_config_ni(struct cYAML *tree, struct cYAML **show_rc,
+ struct cYAML **err_rc)
+{
+ struct cYAML *net, *intf, *seq_no, *ip2net = NULL, *local_nis = NULL,
+ *item = NULL;
+ int num_entries = 0, rc;
+ struct lnet_dlc_network_descr nw_descr;
+ struct cfs_expr_list *global_cpts = NULL;
+ struct lnet_ioctl_config_lnd_tunables tunables;
+ bool found = false;
+
+ memset(&tunables, 0, sizeof(tunables));
+
+ INIT_LIST_HEAD(&nw_descr.network_on_rule);
+ INIT_LIST_HEAD(&nw_descr.nw_intflist);
+
+ ip2net = cYAML_get_object_item(tree, "ip2net");
+ net = cYAML_get_object_item(tree, "net type");
+ if (net)
+ nw_descr.nw_id = libcfs_str2net(net->cy_valuestring);
+ else
+ nw_descr.nw_id = LOLND;
+
+ /*
+ * if neither net nor ip2nets are present, then we can not
+ * configure the network.
+ */
+ if (!net && !ip2net)
+ return LUSTRE_CFG_RC_MISSING_PARAM;
+
+ local_nis = cYAML_get_object_item(tree, "local NI(s)");
+ if (local_nis == NULL)
+ return LUSTRE_CFG_RC_MISSING_PARAM;
+
+ if (!cYAML_is_sequence(local_nis))
+ return LUSTRE_CFG_RC_BAD_PARAM;
+
+ while (cYAML_get_next_seq_item(local_nis, &item) != NULL) {
+ intf = cYAML_get_object_item(item, "interfaces");
+ if (intf == NULL)
+ continue;
+ num_entries = yaml_copy_intf_info(intf, &nw_descr);
+ if (num_entries <= 0) {
+ cYAML_build_error(num_entries, -1, "ni", "add",
+ "bad interface list",
+ err_rc);
+ return LUSTRE_CFG_RC_BAD_PARAM;
+ }
+ }
+
+ found = yaml_extract_tunables(tree, &tunables, &global_cpts,
+ LNET_NETTYP(nw_descr.nw_id));
+ seq_no = cYAML_get_object_item(tree, "seq_no");
+
+ rc = lustre_lnet_config_ni(&nw_descr,
+ global_cpts,
+ (ip2net) ? ip2net->cy_valuestring : NULL,
+ (found) ? &tunables: NULL,
+ (seq_no) ? seq_no->cy_valueint : -1,
+ err_rc);
+
+ if (global_cpts != NULL)
+ cfs_expr_list_free(global_cpts);
+
+ return rc;
+}
+
+/*
+ * ip2nets:
+ * - net-spec: <tcp|o2ib|gni>[NUM]
+ * interfaces:
+ * 0: <intf name>['['<expr>']']
+ * 1: <intf name>['['<expr>']']
+ * ip-range:
+ * 0: <expr.expr.expr.expr>
+ * 1: <expr.expr.expr.expr>
+ */
+static int handle_yaml_config_ip2nets(struct cYAML *tree,
+ struct cYAML **show_rc,
+ struct cYAML **err_rc)
+{
+ struct cYAML *net, *ip_range, *item = NULL, *intf = NULL,
+ *seq_no = NULL;
+ struct lustre_lnet_ip2nets ip2nets;
+ struct lustre_lnet_ip_range_descr *ip_range_descr = NULL,
+ *tmp = NULL;
+ int rc = LUSTRE_CFG_RC_NO_ERR;
+ struct cfs_expr_list *global_cpts = NULL;
+ struct cfs_expr_list *el, *el_tmp;
+ struct lnet_ioctl_config_lnd_tunables tunables;
+ struct lnet_dlc_intf_descr *intf_descr, *intf_tmp;
+ bool found = false;
+
+ memset(&tunables, 0, sizeof(tunables));
- return rc;
-}
+ /* initialize all lists */
+ INIT_LIST_HEAD(&ip2nets.ip2nets_ip_ranges);
+ INIT_LIST_HEAD(&ip2nets.ip2nets_net.network_on_rule);
+ INIT_LIST_HEAD(&ip2nets.ip2nets_net.nw_intflist);
-int lustre_lnet_show_stats(int seq_no, struct cYAML **show_rc,
- struct cYAML **err_rc)
-{
- struct lnet_ioctl_lnet_stats data;
- int rc = LUSTRE_CFG_RC_OUT_OF_MEM;
- char err_str[LNET_MAX_STR_LEN];
- struct cYAML *root = NULL, *stats = NULL;
+ net = cYAML_get_object_item(tree, "net-spec");
+ if (net == NULL)
+ return LUSTRE_CFG_RC_BAD_PARAM;
- snprintf(err_str, sizeof(err_str), "\"out of memory\"");
+ if (net != NULL && net->cy_valuestring == NULL)
+ return LUSTRE_CFG_RC_BAD_PARAM;
- LIBCFS_IOC_INIT_V2(data, st_hdr);
+ /* assign the network id */
+ ip2nets.ip2nets_net.nw_id = libcfs_str2net(net->cy_valuestring);
+ if (ip2nets.ip2nets_net.nw_id == LNET_NID_ANY)
+ return LUSTRE_CFG_RC_BAD_PARAM;
- rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_GET_LNET_STATS, &data);
- if (rc != 0) {
- snprintf(err_str,
- sizeof(err_str),
- "\"cannot get lnet statistics: %s\"",
- strerror(errno));
- rc = -errno;
- goto out;
+ seq_no = cYAML_get_object_item(tree, "seq_no");
+
+ intf = cYAML_get_object_item(tree, "interfaces");
+ if (intf != NULL) {
+ rc = yaml_copy_intf_info(intf, &ip2nets.ip2nets_net);
+ if (rc <= 0)
+ return LUSTRE_CFG_RC_BAD_PARAM;
}
- root = cYAML_create_object(NULL, NULL);
- if (root == NULL)
- goto out;
+ ip_range = cYAML_get_object_item(tree, "ip-range");
+ if (ip_range != NULL) {
+ item = ip_range->cy_child;
+ while (item != NULL) {
+ if (item->cy_valuestring == NULL) {
+ item = item->cy_next;
+ continue;
+ }
- stats = cYAML_create_object(root, "statistics");
- if (stats == NULL)
- goto out;
+ rc = lustre_lnet_add_ip_range(&ip2nets.ip2nets_ip_ranges,
+ item->cy_valuestring);
- if (cYAML_create_number(stats, "msgs_alloc",
- data.st_cntrs.msgs_alloc) == NULL)
- goto out;
+ if (rc != LUSTRE_CFG_RC_NO_ERR)
+ goto out;
- if (cYAML_create_number(stats, "msgs_max",
- data.st_cntrs.msgs_max) == NULL)
- goto out;
+ item = item->cy_next;
+ }
+ }
- if (cYAML_create_number(stats, "errors",
- data.st_cntrs.errors) == NULL)
- goto out;
+ found = yaml_extract_tunables(tree, &tunables, &global_cpts,
+ LNET_NETTYP(ip2nets.ip2nets_net.nw_id));
- if (cYAML_create_number(stats, "send_count",
- data.st_cntrs.send_count) == NULL)
- goto out;
+ rc = lustre_lnet_config_ip2nets(&ip2nets,
+ (found) ? &tunables : NULL,
+ global_cpts,
+ (seq_no) ? seq_no->cy_valueint : -1,
+ err_rc);
- if (cYAML_create_number(stats, "recv_count",
- data.st_cntrs.recv_count) == NULL)
- goto out;
+ /*
+ * don't stop because there was no match. Continue processing the
+ * rest of the rules. If non-match then nothing is configured
+ */
+ if (rc == LUSTRE_CFG_RC_NO_MATCH)
+ rc = LUSTRE_CFG_RC_NO_ERR;
+out:
+ list_for_each_entry_safe(intf_descr, intf_tmp,
+ &ip2nets.ip2nets_net.nw_intflist,
+ intf_on_network) {
+ list_del(&intf_descr->intf_on_network);
+ free_intf_descr(intf_descr);
+ }
- if (cYAML_create_number(stats, "route_count",
- data.st_cntrs.route_count) == NULL)
- goto out;
+ list_for_each_entry_safe(ip_range_descr, tmp,
+ &ip2nets.ip2nets_ip_ranges,
+ ipr_entry) {
+ list_del(&ip_range_descr->ipr_entry);
+ list_for_each_entry_safe(el, el_tmp, &ip_range_descr->ipr_expr,
+ el_link) {
+ list_del(&el->el_link);
+ cfs_expr_list_free(el);
+ }
+ free(ip_range_descr);
+ }
- if (cYAML_create_number(stats, "drop_count",
- data.st_cntrs.drop_count) == NULL)
- goto out;
+ return rc;
+}
- if (cYAML_create_number(stats, "send_length",
- data.st_cntrs.send_length) == NULL)
- goto out;
+static int handle_yaml_del_ni(struct cYAML *tree, struct cYAML **show_rc,
+ struct cYAML **err_rc)
+{
+ struct cYAML *net = NULL, *intf = NULL, *seq_no = NULL, *item = NULL,
+ *local_nis = NULL;
+ int num_entries, rc;
+ struct lnet_dlc_network_descr nw_descr;
- if (cYAML_create_number(stats, "recv_length",
- data.st_cntrs.recv_length) == NULL)
- goto out;
+ INIT_LIST_HEAD(&nw_descr.network_on_rule);
+ INIT_LIST_HEAD(&nw_descr.nw_intflist);
- if (cYAML_create_number(stats, "route_length",
- data.st_cntrs.route_length) == NULL)
- goto out;
+ net = cYAML_get_object_item(tree, "net type");
+ if (net != NULL)
+ nw_descr.nw_id = libcfs_str2net(net->cy_valuestring);
- if (cYAML_create_number(stats, "drop_length",
- data.st_cntrs.drop_length) == NULL)
- goto out;
+ local_nis = cYAML_get_object_item(tree, "local NI(s)");
+ if (local_nis == NULL)
+ return LUSTRE_CFG_RC_MISSING_PARAM;
- if (show_rc == NULL)
- cYAML_print_tree(root);
+ if (!cYAML_is_sequence(local_nis))
+ return LUSTRE_CFG_RC_BAD_PARAM;
- snprintf(err_str, sizeof(err_str), "\"success\"");
-out:
- if (show_rc == NULL || rc != LUSTRE_CFG_RC_NO_ERR) {
- cYAML_free_tree(root);
- } else if (show_rc != NULL && *show_rc != NULL) {
- cYAML_insert_sibling((*show_rc)->cy_child,
- root->cy_child);
- free(root);
- } else {
- *show_rc = root;
+ while (cYAML_get_next_seq_item(local_nis, &item) != NULL) {
+ intf = cYAML_get_object_item(item, "interfaces");
+ if (intf == NULL)
+ continue;
+ num_entries = yaml_copy_intf_info(intf, &nw_descr);
+ if (num_entries <= 0) {
+ cYAML_build_error(num_entries, -1, "ni", "add",
+ "bad interface list",
+ err_rc);
+ return LUSTRE_CFG_RC_BAD_PARAM;
+ }
}
- cYAML_build_error(rc, seq_no, SHOW_CMD, "statistics", err_str, err_rc);
+ seq_no = cYAML_get_object_item(tree, "seq_no");
+
+ rc = lustre_lnet_del_ni((net) ? &nw_descr : NULL,
+ (seq_no) ? seq_no->cy_valueint : -1,
+ err_rc);
return rc;
}
-typedef int (*cmd_handler_t)(struct cYAML *tree,
- struct cYAML **show_rc,
- struct cYAML **err_rc);
-
-static int handle_yaml_config_route(struct cYAML *tree, struct cYAML **show_rc,
- struct cYAML **err_rc)
+/* Create a nidstring parseable by the nidstrings library from the nid
+ * information encoded in the CYAML structure.
+ * NOTE: Caller must free memory allocated to nidstr
+ */
+static int yaml_nids2nidstr(struct cYAML *nids_entry, char **nidstr,
+ char *prim_nid, int cmd)
{
- struct cYAML *net, *gw, *hop, *prio, *seq_no;
+ int num_strs = 0, rc;
+ size_t buf_size, buf_pos, nidstr_len = 0;
+ char *buffer;
+ struct cYAML *child = NULL, *entry = NULL;
+
+ if (cYAML_is_sequence(nids_entry)) {
+ while (cYAML_get_next_seq_item(nids_entry, &child)) {
+ entry = cYAML_get_object_item(child, "nid");
+ /* don't count an empty entry */
+ if (!entry || !entry->cy_valuestring)
+ continue;
+
+ if (prim_nid &&
+ (strcmp(entry->cy_valuestring, prim_nid) == 0)) {
+ if (cmd == LNETCTL_DEL_CMD) {
+ /*
+ * primary nid is present in the list of
+ * nids so that means we want to delete
+ * the entire peer, so no need to go
+ * further. Just delete the entire peer.
+ */
+ return LUSTRE_CFG_RC_NO_ERR;
+ } else {
+ continue;
+ }
+ }
- net = cYAML_get_object_item(tree, "net");
- gw = cYAML_get_object_item(tree, "gateway");
- hop = cYAML_get_object_item(tree, "hop");
- prio = cYAML_get_object_item(tree, "priority");
- seq_no = cYAML_get_object_item(tree, "seq_no");
+ /*
+ * + 1 for the space separating each string, and
+ * accounts for the terminating null char
+ */
+ nidstr_len += strlen(entry->cy_valuestring) + 1;
+ num_strs++;
+ }
+ }
- return lustre_lnet_config_route((net) ? net->cy_valuestring : NULL,
- (gw) ? gw->cy_valuestring : NULL,
- (hop) ? hop->cy_valueint : -1,
- (prio) ? prio->cy_valueint : -1,
- (seq_no) ? seq_no->cy_valueint : -1,
- err_rc);
+ if (num_strs == 0 && !prim_nid)
+ return LUSTRE_CFG_RC_MISSING_PARAM;
+ else if (num_strs == 0) /* Only the primary nid was given to add/del */
+ return LUSTRE_CFG_RC_NO_ERR;
+
+ buffer = malloc(nidstr_len);
+ if (!buffer)
+ return LUSTRE_CFG_RC_OUT_OF_MEM;
+
+ /* now grab all the nids */
+ rc = 0;
+ buf_pos = 0;
+ buf_size = nidstr_len;
+ child = NULL;
+ while (cYAML_get_next_seq_item(nids_entry, &child)) {
+ entry = cYAML_get_object_item(child, "nid");
+ if (!entry || !entry->cy_valuestring)
+ continue;
+
+ if (prim_nid &&
+ (strcmp(entry->cy_valuestring, prim_nid) == 0))
+ continue;
+
+ if (buf_pos) {
+ rc = snprintf(buffer + buf_pos, buf_size, " ");
+ buf_pos += (rc < buf_size) ? rc : buf_size;
+ buf_size = nidstr_len - buf_pos;
+ }
+
+ rc = snprintf(buffer + buf_pos, buf_size, "%s",
+ entry->cy_valuestring);
+ buf_pos += (rc < buf_size) ? rc : buf_size;
+ buf_size = nidstr_len - buf_pos;
+ }
+
+ *nidstr = buffer;
+
+ return LUSTRE_CFG_RC_NO_ERR;
}
-static int handle_yaml_config_net(struct cYAML *tree, struct cYAML **show_rc,
- struct cYAML **err_rc)
+static int handle_yaml_peer_common(struct cYAML *tree, struct cYAML **show_rc,
+ struct cYAML **err_rc, int cmd)
{
- struct cYAML *net, *intf, *tunables, *seq_no,
- *peer_to = NULL, *peer_buf_cr = NULL, *peer_cr = NULL,
- *credits = NULL, *ip2net = NULL, *smp = NULL, *child;
- char devs[LNET_MAX_STR_LEN];
- char *loc = devs;
- int size = LNET_MAX_STR_LEN;
- int num;
- bool intf_found = false;
+ int rc, num_nids = 0, seqn;
+ bool mr_value = false;
+ char *nidstr = NULL, *prim_nidstr;
+ char err_str[LNET_MAX_STR_LEN];
+ struct cYAML *seq_no, *prim_nid, *mr, *peer_nis;
+ lnet_nid_t lnet_nidlist[LNET_MAX_NIDS_PER_PEER];
+ lnet_nid_t pnid = LNET_NID_ANY;
- ip2net = cYAML_get_object_item(tree, "ip2net");
- net = cYAML_get_object_item(tree, "net");
- intf = cYAML_get_object_item(tree, "interfaces");
- if (intf != NULL) {
- /* grab all the interfaces */
- child = intf->cy_child;
- while (child != NULL && size > 0) {
- if (loc > devs)
- num = snprintf(loc, size, ",%s",
- child->cy_valuestring);
- else
- num = snprintf(loc, size, "%s",
- child->cy_valuestring);
- size -= num;
- loc += num;
- intf_found = true;
- child = child->cy_next;
+ seq_no = cYAML_get_object_item(tree, "seq_no");
+ seqn = seq_no ? seq_no->cy_valueint : -1;
+
+ prim_nid = cYAML_get_object_item(tree, "primary nid");
+ peer_nis = cYAML_get_object_item(tree, "peer ni");
+ if (!prim_nid) {
+ rc = LUSTRE_CFG_RC_BAD_PARAM;
+ snprintf(err_str, LNET_MAX_STR_LEN,
+ "\"primary nid\" must be specified");
+ goto failed;
+ }
+
+ prim_nidstr = prim_nid->cy_valuestring;
+
+ /* if the provided primary NID is bad, no need to go any further */
+ pnid = libcfs_str2nid(prim_nidstr);
+ if (pnid == LNET_NID_ANY) {
+ rc = LUSTRE_CFG_RC_BAD_PARAM;
+ snprintf(err_str, LNET_MAX_STR_LEN,
+ "badly formatted primary NID: %s", prim_nidstr);
+ goto failed;
+ }
+
+ rc = yaml_nids2nidstr(peer_nis, &nidstr, prim_nidstr, cmd);
+ if (rc == LUSTRE_CFG_RC_MISSING_PARAM) {
+ snprintf(err_str, LNET_MAX_STR_LEN,
+ "No nids defined in YAML block");
+ goto failed;
+ } else if (rc == LUSTRE_CFG_RC_OUT_OF_MEM) {
+ snprintf(err_str, LNET_MAX_STR_LEN, "out of memory");
+ goto failed;
+ } else if (rc != LUSTRE_CFG_RC_NO_ERR) {
+ snprintf(err_str, LNET_MAX_STR_LEN,
+ "Unrecognized error %d", rc);
+ goto failed;
+ }
+
+ num_nids = 0;
+ if (nidstr) {
+ num_nids = lustre_lnet_parse_nidstr(nidstr, lnet_nidlist,
+ LNET_MAX_NIDS_PER_PEER,
+ err_str);
+ if (num_nids < 0) {
+ rc = num_nids;
+ goto failed;
}
}
- tunables = cYAML_get_object_item(tree, "tunables");
- if (tunables != NULL) {
- peer_to = cYAML_get_object_item(tunables, "peer_timeout");
- peer_cr = cYAML_get_object_item(tunables, "peer_credits");
- peer_buf_cr = cYAML_get_object_item(tunables,
- "peer_buffer_credits");
- credits = cYAML_get_object_item(tunables, "credits");
- smp = cYAML_get_object_item(tunables, "CPT");
+ if (cmd == LNETCTL_ADD_CMD) {
+ mr = cYAML_get_object_item(tree, "Multi-Rail");
+ mr_value = true;
+ if (mr && mr->cy_valuestring) {
+ if (strcmp(mr->cy_valuestring, "False") == 0)
+ mr_value = false;
+ else if (strcmp(mr->cy_valuestring, "True") != 0) {
+ rc = LUSTRE_CFG_RC_BAD_PARAM;
+ snprintf(err_str, LNET_MAX_STR_LEN,
+ "Multi-Rail must be set to \"True\" or \"False\" found \"%s\"",
+ mr->cy_valuestring);
+ goto failed;
+ }
+ }
}
- seq_no = cYAML_get_object_item(tree, "seq_no");
- return lustre_lnet_config_net((net) ? net->cy_valuestring : NULL,
- (intf_found) ? devs : NULL,
- (ip2net) ? ip2net->cy_valuestring : NULL,
- (peer_to) ? peer_to->cy_valueint : -1,
- (peer_cr) ? peer_cr->cy_valueint : -1,
- (peer_buf_cr) ?
- peer_buf_cr->cy_valueint : -1,
- (credits) ? credits->cy_valueint : -1,
- (smp) ? smp->cy_valuestring : NULL,
- (seq_no) ? seq_no->cy_valueint : -1,
- err_rc);
+ rc = lustre_lnet_mod_peer_nidlist(pnid, lnet_nidlist, cmd,
+ num_nids, mr_value, seqn,
+ err_rc);
+
+failed:
+ if (nidstr)
+ free(nidstr);
+
+ if (rc != LUSTRE_CFG_RC_NO_ERR)
+ cYAML_build_error(rc, seqn, "peer",
+ cmd == LNETCTL_ADD_CMD ? ADD_CMD : DEL_CMD,
+ err_str, err_rc);
+
+ return rc;
+}
+
+static int handle_yaml_config_peer(struct cYAML *tree, struct cYAML **show_rc,
+ struct cYAML **err_rc)
+{
+ return handle_yaml_peer_common(tree, show_rc, err_rc, LNETCTL_ADD_CMD);
+}
+
+static int handle_yaml_del_peer(struct cYAML *tree, struct cYAML **show_rc,
+ struct cYAML **err_rc)
+{
+ return handle_yaml_peer_common(tree, show_rc, err_rc, LNETCTL_DEL_CMD);
}
static int handle_yaml_config_buffers(struct cYAML *tree,
err_rc);
}
-static int handle_yaml_del_net(struct cYAML *tree, struct cYAML **show_rc,
- struct cYAML **err_rc)
-{
- struct cYAML *net, *seq_no;
-
- net = cYAML_get_object_item(tree, "net");
- seq_no = cYAML_get_object_item(tree, "seq_no");
-
- return lustre_lnet_del_net((net) ? net->cy_valuestring : NULL,
- (seq_no) ? seq_no->cy_valueint : -1,
- err_rc);
-}
-
static int handle_yaml_del_routing(struct cYAML *tree, struct cYAML **show_rc,
struct cYAML **err_rc)
{
(prio) ? prio->cy_valueint : -1,
(detail) ? detail->cy_valueint : 0,
(seq_no) ? seq_no->cy_valueint : -1,
- show_rc,
- err_rc);
+ show_rc, err_rc, false);
}
static int handle_yaml_show_net(struct cYAML *tree, struct cYAML **show_rc,
return lustre_lnet_show_net((net) ? net->cy_valuestring : NULL,
(detail) ? detail->cy_valueint : 0,
(seq_no) ? seq_no->cy_valueint : -1,
- show_rc,
- err_rc);
+ show_rc, err_rc, false);
}
static int handle_yaml_show_routing(struct cYAML *tree, struct cYAML **show_rc,
seq_no = cYAML_get_object_item(tree, "seq_no");
return lustre_lnet_show_routing((seq_no) ? seq_no->cy_valueint : -1,
- show_rc, err_rc);
+ show_rc, err_rc, false);
}
-static int handle_yaml_show_credits(struct cYAML *tree, struct cYAML **show_rc,
- struct cYAML **err_rc)
+static int handle_yaml_show_peers(struct cYAML *tree, struct cYAML **show_rc,
+ struct cYAML **err_rc)
{
- struct cYAML *seq_no;
+ struct cYAML *seq_no, *nid, *detail;
seq_no = cYAML_get_object_item(tree, "seq_no");
+ detail = cYAML_get_object_item(tree, "detail");
+ nid = cYAML_get_object_item(tree, "nid");
- return lustre_lnet_show_peer_credits((seq_no) ?
- seq_no->cy_valueint : -1,
- show_rc, err_rc);
+ return lustre_lnet_show_peer((nid) ? nid->cy_valuestring : NULL,
+ (detail) ? detail->cy_valueint : 0,
+ (seq_no) ? seq_no->cy_valueint : -1,
+ show_rc, err_rc, false);
}
static int handle_yaml_show_stats(struct cYAML *tree, struct cYAML **show_rc,
show_rc, err_rc);
}
+static int handle_yaml_config_numa(struct cYAML *tree, struct cYAML **show_rc,
+ struct cYAML **err_rc)
+{
+ struct cYAML *seq_no, *range;
+
+ seq_no = cYAML_get_object_item(tree, "seq_no");
+ range = cYAML_get_object_item(tree, "range");
+
+ return lustre_lnet_config_numa_range(range ? range->cy_valueint : -1,
+ seq_no ? seq_no->cy_valueint : -1,
+ err_rc);
+}
+
+static int handle_yaml_del_numa(struct cYAML *tree, struct cYAML **show_rc,
+ struct cYAML **err_rc)
+{
+ struct cYAML *seq_no;
+
+ seq_no = cYAML_get_object_item(tree, "seq_no");
+
+ return lustre_lnet_config_numa_range(0, seq_no ? seq_no->cy_valueint : -1,
+ err_rc);
+}
+
+static int handle_yaml_show_numa(struct cYAML *tree, struct cYAML **show_rc,
+ struct cYAML **err_rc)
+{
+ struct cYAML *seq_no;
+
+ seq_no = cYAML_get_object_item(tree, "seq_no");
+
+ return lustre_lnet_show_numa_range(seq_no ? seq_no->cy_valueint : -1,
+ show_rc, err_rc);
+}
+
+static int handle_yaml_del_udsp(struct cYAML *tree, struct cYAML **show_rc,
+ struct cYAML **err_rc)
+{
+ struct cYAML *seq_no, *idx;
+
+ seq_no = cYAML_get_object_item(tree, "seq_no");
+ idx = cYAML_get_object_item(tree, "idx");
+
+ return lustre_lnet_del_udsp(idx ? idx->cy_valueint : -1,
+ seq_no ? seq_no->cy_valueint : -1,
+ err_rc);
+}
+
+static int handle_yaml_config_udsp(struct cYAML *tree, struct cYAML **show_rc,
+ struct cYAML **err_rc)
+{
+ struct cYAML *seq_no, *src, *rte, *dst, *prio, *idx;
+ union lnet_udsp_action action;
+
+ seq_no = cYAML_get_object_item(tree, "seq_no");
+ src = cYAML_get_object_item(tree, "src");
+ rte = cYAML_get_object_item(tree, "rte");
+ dst = cYAML_get_object_item(tree, "dst");
+ prio = cYAML_get_object_item(tree, "priority");
+ idx = cYAML_get_object_item(tree, "idx");
+
+ action.udsp_priority = prio ? prio->cy_valueint : -1;
+
+ return lustre_lnet_add_udsp(src ? src->cy_valuestring : NULL,
+ dst ? dst->cy_valuestring : NULL,
+ rte ? rte->cy_valuestring : NULL,
+ prio ? "priority" : "",
+ &action,
+ idx ? idx->cy_valueint : -1,
+ seq_no ? seq_no->cy_valueint : -1,
+ err_rc);
+}
+
+static int handle_yaml_show_udsp(struct cYAML *tree, struct cYAML **show_rc,
+ struct cYAML **err_rc)
+{
+ struct cYAML *seq_no;
+ struct cYAML *idx;
+
+ seq_no = cYAML_get_object_item(tree, "seq_no");
+ idx = cYAML_get_object_item(tree, "idx");
+
+ return lustre_lnet_show_udsp(idx ? idx->cy_valueint : -1,
+ seq_no ? seq_no->cy_valueint : -1,
+ show_rc, err_rc);
+}
+
+static int handle_yaml_config_global_settings(struct cYAML *tree,
+ struct cYAML **show_rc,
+ struct cYAML **err_rc)
+{
+ struct cYAML *max_intf, *numa, *discovery, *retry, *tto, *seq_no,
+ *sen, *recov, *rsen, *drop_asym_route, *rsp_tracking,
+ *recov_limit;
+ int rc = 0;
+
+ seq_no = cYAML_get_object_item(tree, "seq_no");
+ max_intf = cYAML_get_object_item(tree, "max_interfaces");
+ if (!max_intf) /* try legacy name */
+ max_intf = cYAML_get_object_item(tree, "max_intf");
+ if (max_intf)
+ rc = lustre_lnet_config_max_intf(max_intf->cy_valueint,
+ seq_no ? seq_no->cy_valueint
+ : -1,
+ err_rc);
+
+ numa = cYAML_get_object_item(tree, "numa_range");
+ if (numa)
+ rc = lustre_lnet_config_numa_range(numa->cy_valueint,
+ seq_no ? seq_no->cy_valueint
+ : -1,
+ err_rc);
+
+ discovery = cYAML_get_object_item(tree, "discovery");
+ if (discovery)
+ rc = lustre_lnet_config_discovery(discovery->cy_valueint,
+ seq_no ? seq_no->cy_valueint
+ : -1,
+ err_rc);
+
+ drop_asym_route = cYAML_get_object_item(tree, "drop_asym_route");
+ if (drop_asym_route)
+ rc = lustre_lnet_config_drop_asym_route(
+ drop_asym_route->cy_valueint,
+ seq_no ? seq_no->cy_valueint : -1,
+ err_rc);
+
+ retry = cYAML_get_object_item(tree, "retry_count");
+ if (retry)
+ rc = lustre_lnet_config_retry_count(retry->cy_valueint,
+ seq_no ? seq_no->cy_valueint
+ : -1,
+ err_rc);
+
+ tto = cYAML_get_object_item(tree, "transaction_timeout");
+ if (tto)
+ rc = lustre_lnet_config_transaction_to(tto->cy_valueint,
+ seq_no ? seq_no->cy_valueint
+ : -1,
+ err_rc);
+
+ sen = cYAML_get_object_item(tree, "health_sensitivity");
+ if (sen)
+ rc = lustre_lnet_config_hsensitivity(sen->cy_valueint,
+ seq_no ? seq_no->cy_valueint
+ : -1,
+ err_rc);
+
+ recov = cYAML_get_object_item(tree, "recovery_interval");
+ if (recov)
+ rc = lustre_lnet_config_recov_intrv(recov->cy_valueint,
+ seq_no ? seq_no->cy_valueint
+ : -1,
+ err_rc);
+
+ rsen = cYAML_get_object_item(tree, "router_sensitivity");
+ if (rsen)
+ rc = lustre_lnet_config_rtr_sensitivity(rsen->cy_valueint,
+ seq_no ? seq_no->cy_valueint
+ : -1,
+ err_rc);
+
+ rsp_tracking = cYAML_get_object_item(tree, "response_tracking");
+ if (rsp_tracking)
+ rc = lustre_lnet_config_response_tracking(rsp_tracking->cy_valueint,
+ seq_no ? seq_no->cy_valueint
+ : -1,
+ err_rc);
+
+ recov_limit = cYAML_get_object_item(tree, "recovery_limit");
+ if (recov_limit)
+ rc = lustre_lnet_config_recovery_limit(recov_limit->cy_valueint,
+ seq_no ? seq_no->cy_valueint
+ : -1,
+ err_rc);
+
+ return rc;
+}
+
+static int handle_yaml_del_global_settings(struct cYAML *tree,
+ struct cYAML **show_rc,
+ struct cYAML **err_rc)
+{
+ struct cYAML *max_intf, *numa, *discovery, *seq_no, *drop_asym_route;
+ int rc = 0;
+
+ seq_no = cYAML_get_object_item(tree, "seq_no");
+ max_intf = cYAML_get_object_item(tree, "max_interfaces");
+ if (!max_intf) /* try legacy name */
+ max_intf = cYAML_get_object_item(tree, "max_intf");
+ if (max_intf)
+ rc = lustre_lnet_config_max_intf(LNET_INTERFACES_MAX_DEFAULT,
+ seq_no ? seq_no->cy_valueint
+ : -1,
+ err_rc);
+
+ numa = cYAML_get_object_item(tree, "numa_range");
+ if (numa)
+ rc = lustre_lnet_config_numa_range(0,
+ seq_no ? seq_no->cy_valueint
+ : -1,
+ err_rc);
+
+ /* peer discovery is enabled by default */
+ discovery = cYAML_get_object_item(tree, "discovery");
+ if (discovery)
+ rc = lustre_lnet_config_discovery(1,
+ seq_no ? seq_no->cy_valueint
+ : -1,
+ err_rc);
+
+ /* asymmetrical route messages are accepted by default */
+ drop_asym_route = cYAML_get_object_item(tree, "drop_asym_route");
+ if (drop_asym_route)
+ rc = lustre_lnet_config_drop_asym_route(
+ 0, seq_no ? seq_no->cy_valueint : -1, err_rc);
+
+ return rc;
+}
+
+static int handle_yaml_show_global_settings(struct cYAML *tree,
+ struct cYAML **show_rc,
+ struct cYAML **err_rc)
+{
+ struct cYAML *max_intf, *numa, *discovery, *retry, *tto, *seq_no,
+ *sen, *recov, *rsen, *drop_asym_route, *rsp_tracking,
+ *recov_limit;
+ int rc = 0;
+
+ seq_no = cYAML_get_object_item(tree, "seq_no");
+ max_intf = cYAML_get_object_item(tree, "max_interfaces");
+ if (!max_intf) /* try legacy name */
+ max_intf = cYAML_get_object_item(tree, "max_intf");
+ if (max_intf)
+ rc = lustre_lnet_show_max_intf(seq_no ? seq_no->cy_valueint
+ : -1,
+ show_rc, err_rc);
+
+ numa = cYAML_get_object_item(tree, "numa_range");
+ if (numa)
+ rc = lustre_lnet_show_numa_range(seq_no ? seq_no->cy_valueint
+ : -1,
+ show_rc, err_rc);
+
+ discovery = cYAML_get_object_item(tree, "discovery");
+ if (discovery)
+ rc = lustre_lnet_show_discovery(seq_no ? seq_no->cy_valueint
+ : -1,
+ show_rc, err_rc);
+
+ drop_asym_route = cYAML_get_object_item(tree, "drop_asym_route");
+ if (drop_asym_route)
+ rc = lustre_lnet_show_drop_asym_route(
+ seq_no ? seq_no->cy_valueint : -1,
+ show_rc, err_rc);
+
+ retry = cYAML_get_object_item(tree, "retry_count");
+ if (retry)
+ rc = lustre_lnet_show_retry_count(seq_no ? seq_no->cy_valueint
+ : -1,
+ show_rc, err_rc);
+
+ tto = cYAML_get_object_item(tree, "transaction_timeout");
+ if (tto)
+ rc = lustre_lnet_show_transaction_to(seq_no ? seq_no->cy_valueint
+ : -1,
+ show_rc, err_rc);
+
+ sen = cYAML_get_object_item(tree, "health_sensitivity");
+ if (sen)
+ rc = lustre_lnet_show_hsensitivity(seq_no ? seq_no->cy_valueint
+ : -1,
+ show_rc, err_rc);
+
+ recov = cYAML_get_object_item(tree, "recovery_interval");
+ if (recov)
+ rc = lustre_lnet_show_recov_intrv(seq_no ? seq_no->cy_valueint
+ : -1,
+ show_rc, err_rc);
+
+ rsen = cYAML_get_object_item(tree, "router_sensitivity");
+ if (rsen)
+ rc = lustre_lnet_show_hsensitivity(seq_no ? seq_no->cy_valueint
+ : -1,
+ show_rc, err_rc);
+
+ rsp_tracking = cYAML_get_object_item(tree, "response_tracking");
+ if (rsp_tracking)
+ rc = lustre_lnet_show_response_tracking(seq_no ?
+ seq_no->cy_valueint :
+ -1,
+ show_rc, err_rc);
+
+ recov_limit = cYAML_get_object_item(tree, "recovery_limit");
+ if (recov_limit)
+ rc = lustre_lnet_show_recovery_limit(seq_no ?
+ seq_no->cy_valueint :
+ -1,
+ show_rc, err_rc);
+
+ return rc;
+}
+
+static int handle_yaml_ping(struct cYAML *tree, struct cYAML **show_rc,
+ struct cYAML **err_rc)
+{
+ struct cYAML *seq_no, *nid, *timeout;
+
+ seq_no = cYAML_get_object_item(tree, "seq_no");
+ nid = cYAML_get_object_item(tree, "primary nid");
+ timeout = cYAML_get_object_item(tree, "timeout");
+
+ return lustre_lnet_ping_nid((nid) ? nid->cy_valuestring : NULL,
+ (timeout) ? timeout->cy_valueint : 1000,
+ (seq_no) ? seq_no->cy_valueint : -1,
+ show_rc, err_rc);
+}
+
+static int handle_yaml_discover(struct cYAML *tree, struct cYAML **show_rc,
+ struct cYAML **err_rc)
+{
+ struct cYAML *seq_no, *nid, *force;
+
+ seq_no = cYAML_get_object_item(tree, "seq_no");
+ nid = cYAML_get_object_item(tree, "primary nid");
+ force = cYAML_get_object_item(tree, "force");
+
+ return lustre_lnet_discover_nid((nid) ? nid->cy_valuestring : NULL,
+ (force) ? force->cy_valueint : 0,
+ (seq_no) ? seq_no->cy_valueint : -1,
+ show_rc, err_rc);
+}
+
+static int handle_yaml_no_op()
+{
+ return LUSTRE_CFG_RC_NO_ERR;
+}
+
struct lookup_cmd_hdlr_tbl {
char *name;
cmd_handler_t cb;
};
static struct lookup_cmd_hdlr_tbl lookup_config_tbl[] = {
- {"route", handle_yaml_config_route},
- {"net", handle_yaml_config_net},
- {"routing", handle_yaml_config_routing},
- {"buffers", handle_yaml_config_buffers},
- {NULL, NULL}
-};
+ { .name = "route", .cb = handle_yaml_config_route },
+ { .name = "net", .cb = handle_yaml_config_ni },
+ { .name = "ip2nets", .cb = handle_yaml_config_ip2nets },
+ { .name = "peer", .cb = handle_yaml_config_peer },
+ { .name = "routing", .cb = handle_yaml_config_routing },
+ { .name = "buffers", .cb = handle_yaml_config_buffers },
+ { .name = "statistics", .cb = handle_yaml_no_op },
+ { .name = "global", .cb = handle_yaml_config_global_settings},
+ { .name = "numa", .cb = handle_yaml_config_numa },
+ { .name = "ping", .cb = handle_yaml_no_op },
+ { .name = "discover", .cb = handle_yaml_no_op },
+ { .name = "udsp", .cb = handle_yaml_config_udsp },
+ { .name = NULL } };
static struct lookup_cmd_hdlr_tbl lookup_del_tbl[] = {
- {"route", handle_yaml_del_route},
- {"net", handle_yaml_del_net},
- {"routing", handle_yaml_del_routing},
- {NULL, NULL}
-};
+ { .name = "route", .cb = handle_yaml_del_route },
+ { .name = "net", .cb = handle_yaml_del_ni },
+ { .name = "ip2nets", .cb = handle_yaml_no_op },
+ { .name = "peer", .cb = handle_yaml_del_peer },
+ { .name = "routing", .cb = handle_yaml_del_routing },
+ { .name = "buffers", .cb = handle_yaml_no_op },
+ { .name = "statistics", .cb = handle_yaml_no_op },
+ { .name = "global", .cb = handle_yaml_del_global_settings},
+ { .name = "numa", .cb = handle_yaml_del_numa },
+ { .name = "ping", .cb = handle_yaml_no_op },
+ { .name = "discover", .cb = handle_yaml_no_op },
+ { .name = "udsp", .cb = handle_yaml_del_udsp },
+ { .name = NULL } };
static struct lookup_cmd_hdlr_tbl lookup_show_tbl[] = {
- {"route", handle_yaml_show_route},
- {"net", handle_yaml_show_net},
- {"buffers", handle_yaml_show_routing},
- {"routing", handle_yaml_show_routing},
- {"credits", handle_yaml_show_credits},
- {"statistics", handle_yaml_show_stats},
- {NULL, NULL}
-};
+ { .name = "route", .cb = handle_yaml_show_route },
+ { .name = "net", .cb = handle_yaml_show_net },
+ { .name = "peer", .cb = handle_yaml_show_peers },
+ { .name = "ip2nets", .cb = handle_yaml_no_op },
+ { .name = "routing", .cb = handle_yaml_show_routing },
+ { .name = "buffers", .cb = handle_yaml_show_routing },
+ { .name = "statistics", .cb = handle_yaml_show_stats },
+ { .name = "global", .cb = handle_yaml_show_global_settings},
+ { .name = "numa", .cb = handle_yaml_show_numa },
+ { .name = "ping", .cb = handle_yaml_no_op },
+ { .name = "discover", .cb = handle_yaml_no_op },
+ { .name = "udsp", .cb = handle_yaml_show_udsp },
+ { .name = NULL } };
+
+static struct lookup_cmd_hdlr_tbl lookup_exec_tbl[] = {
+ { .name = "route", .cb = handle_yaml_no_op },
+ { .name = "net", .cb = handle_yaml_no_op },
+ { .name = "peer", .cb = handle_yaml_no_op },
+ { .name = "ip2nets", .cb = handle_yaml_no_op },
+ { .name = "routing", .cb = handle_yaml_no_op },
+ { .name = "buffers", .cb = handle_yaml_no_op },
+ { .name = "statistics", .cb = handle_yaml_no_op },
+ { .name = "global", .cb = handle_yaml_no_op },
+ { .name = "numa", .cb = handle_yaml_no_op },
+ { .name = "ping", .cb = handle_yaml_ping },
+ { .name = "discover", .cb = handle_yaml_discover },
+ { .name = NULL } };
static cmd_handler_t lookup_fn(char *key,
struct lookup_cmd_hdlr_tbl *tbl)
char err_str[LNET_MAX_STR_LEN];
int rc = LUSTRE_CFG_RC_NO_ERR, return_rc = LUSTRE_CFG_RC_NO_ERR;
- tree = cYAML_build_tree(f, NULL, 0, err_rc);
+ tree = cYAML_build_tree(f, NULL, 0, err_rc, false);
if (tree == NULL)
return LUSTRE_CFG_RC_BAD_PARAM;
return lustre_yaml_cb_helper(f, lookup_show_tbl,
show_rc, err_rc);
}
+
+int lustre_yaml_exec(char *f, struct cYAML **show_rc, struct cYAML **err_rc)
+{
+ return lustre_yaml_cb_helper(f, lookup_exec_tbl,
+ show_rc, err_rc);
+}