#include <linux/lnet/lnetctl.h>
#include <linux/lnet/nidstr.h>
#include <linux/lnet/socklnd.h>
+#include <lnetconfig/liblnetconfig.h>
#include <lustre/lustreapi.h>
+#include <lustre_ioctl_old.h>
unsigned int libcfs_debug;
unsigned int libcfs_printk = D_CANTMASK;
return 0;
}
+#ifndef IOC_LIBCFS_GET_NI
+#define IOC_LIBCFS_GET_NI _IOWR('e', 50, IOCTL_LIBCFS_TYPE)
+#endif
+
int
jt_ptl_list_nids(int argc, char **argv)
{
- struct libcfs_ioctl_data data;
int all = 0, return_nid = 0;
- int count;
- int rc;
+ yaml_emitter_t request;
+ yaml_parser_t reply;
+ yaml_event_t event;
+ struct nl_sock *sk;
+ bool done = false;
+ int rc = 0;
all = (argc == 2) && (strcmp(argv[1], "all") == 0);
/* Hack to pass back value */
return 0;
}
+ sk = nl_socket_alloc();
+ if (!sk)
+ goto old_api;
+
+ /* Setup parser to receive Netlink packets */
+ rc = yaml_parser_initialize(&reply);
+ if (rc == 0) {
+ yaml_parser_log_error(&reply, stderr, NULL);
+ goto old_api;
+ }
+
+ rc = yaml_parser_set_input_netlink(&reply, sk, false);
+ if (rc == 0) {
+ yaml_parser_log_error(&reply, stderr, NULL);
+ yaml_parser_delete(&reply);
+ goto old_api;
+ }
+
+ /* Create Netlink emitter to send request to kernel */
+ rc = yaml_emitter_initialize(&request);
+ if (rc == 0) {
+ yaml_parser_log_error(&reply, stderr, NULL);
+ yaml_parser_delete(&reply);
+ goto old_api;
+ }
+
+ rc = yaml_emitter_set_output_netlink(&request, sk, LNET_GENL_NAME, 1,
+ LNET_CMD_NETS, NLM_F_DUMP);
+ if (rc == 0) {
+ yaml_emitter_log_error(&request, stderr);
+ yaml_emitter_delete(&request);
+ yaml_parser_delete(&reply);
+ goto old_api;
+ }
+
+ yaml_emitter_open(&request);
+ yaml_document_start_event_initialize(&event, NULL, NULL, NULL, 0);
+ rc = yaml_emitter_emit(&request, &event);
+ if (rc == 0)
+ goto emitter_error;
+
+ yaml_mapping_start_event_initialize(&event, NULL,
+ (yaml_char_t *)YAML_MAP_TAG,
+ 1, YAML_ANY_MAPPING_STYLE);
+ rc = yaml_emitter_emit(&request, &event);
+ if (rc == 0)
+ goto emitter_error;
+
+ yaml_scalar_event_initialize(&event, NULL,
+ (yaml_char_t *)YAML_STR_TAG,
+ (yaml_char_t *)"net",
+ strlen("net"), 1, 0,
+ YAML_PLAIN_SCALAR_STYLE);
+ rc = yaml_emitter_emit(&request, &event);
+ if (rc == 0)
+ goto emitter_error;
+
+ /* no net_id */
+ if (!g_net_set || g_net == LNET_NET_ANY) {
+ yaml_scalar_event_initialize(&event, NULL,
+ (yaml_char_t *)YAML_STR_TAG,
+ (yaml_char_t *)"",
+ strlen(""), 1, 0,
+ YAML_PLAIN_SCALAR_STYLE);
+ rc = yaml_emitter_emit(&request, &event);
+ if (rc == 0)
+ goto emitter_error;
+ } else {
+ char *net_id = libcfs_net2str(g_net);
+
+ yaml_sequence_start_event_initialize(&event, NULL,
+ (yaml_char_t *)YAML_SEQ_TAG,
+ 1, YAML_ANY_SEQUENCE_STYLE);
+ rc = yaml_emitter_emit(&request, &event);
+ if (rc == 0)
+ goto emitter_error;
+
+ yaml_mapping_start_event_initialize(&event, NULL,
+ (yaml_char_t *)YAML_MAP_TAG,
+ 1, YAML_ANY_MAPPING_STYLE);
+ rc = yaml_emitter_emit(&request, &event);
+ if (rc == 0)
+ goto emitter_error;
+
+ yaml_scalar_event_initialize(&event, NULL,
+ (yaml_char_t *)YAML_STR_TAG,
+ (yaml_char_t *)"net type",
+ strlen("net type"),
+ 1, 0, YAML_PLAIN_SCALAR_STYLE);
+ rc = yaml_emitter_emit(&request, &event);
+ if (rc == 0)
+ goto emitter_error;
+
+ yaml_scalar_event_initialize(&event, NULL,
+ (yaml_char_t *)YAML_STR_TAG,
+ (yaml_char_t *)net_id,
+ strlen(net_id), 1, 0,
+ YAML_PLAIN_SCALAR_STYLE);
+ rc = yaml_emitter_emit(&request, &event);
+ if (rc == 0)
+ goto emitter_error;
+
+ yaml_mapping_end_event_initialize(&event);
+ rc = yaml_emitter_emit(&request, &event);
+ if (rc == 0)
+ goto emitter_error;
+
+ yaml_sequence_end_event_initialize(&event);
+ rc = yaml_emitter_emit(&request, &event);
+ if (rc == 0)
+ goto emitter_error;
+ }
+ yaml_mapping_end_event_initialize(&event);
+ rc = yaml_emitter_emit(&request, &event);
+ if (rc == 0)
+ goto emitter_error;
+
+ yaml_document_end_event_initialize(&event, 0);
+ rc = yaml_emitter_emit(&request, &event);
+ if (rc == 0)
+ goto emitter_error;
+
+ rc = yaml_emitter_close(&request);
+emitter_error:
+ if (rc == 0) {
+ yaml_emitter_log_error(&request, stderr);
+ rc = -EINVAL;
+ }
+ yaml_emitter_delete(&request);
+
+ while (!done) {
+ rc = yaml_parser_parse(&reply, &event);
+ if (rc == 0)
+ break;
+
+ if (event.type == YAML_SCALAR_EVENT &&
+ strcmp((char *)event.data.scalar.value, "nid") == 0) {
+ char *tmp;
+
+ yaml_event_delete(&event);
+ rc = yaml_parser_parse(&reply, &event);
+ if (rc == 0) {
+ yaml_event_delete(&event);
+ break;
+ }
+
+ tmp = (char *)event.data.scalar.value;
+ if (all || strcmp(tmp, "0@lo") != 0) {
+ printf("%s\n", tmp);
+ if (return_nid) {
+ *(__u64 *)(argv[1]) = libcfs_str2nid(tmp);
+ return_nid--;
+ }
+ }
+ }
+ done = (event.type == YAML_STREAM_END_EVENT);
+ yaml_event_delete(&event);
+ }
+
+ if (rc == 0)
+ yaml_parser_log_error(&reply, stderr, NULL);
+ yaml_parser_delete(&reply);
+old_api: {
+#ifdef IOC_LIBCFS_GET_NI
+ int count;
+
+ if (sk)
+ nl_socket_free(sk);
+ if (rc == 1)
+ return 0;
+
for (count = 0;; count++) {
+ struct libcfs_ioctl_data data;
+
LIBCFS_IOC_INIT(data);
data.ioc_count = count;
rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_GET_NI, &data);
}
}
- return 0;
+#else
+ rc = -1;
+#endif
+ }
+ return rc;
}
int
return 0;
}
+#ifndef IOC_LIBCFS_PING_PEER
+#define IOC_LIBCFS_PING_PEER _IOWR('e', 62, IOCTL_LIBCFS_TYPE)
+#endif
+
int jt_ptl_ping(int argc, char **argv)
{
+ bool done = false, print = true;
int rc;
int timeout;
struct lnet_process_id id;
- struct lnet_process_id ids[16];
- int maxids = sizeof(ids) / sizeof(ids[0]);
- struct libcfs_ioctl_data data;
+ yaml_emitter_t request;
+ yaml_parser_t reply;
+ yaml_event_t event;
+ struct nl_sock *sk;
char *sep;
- int i;
if (argc < 2) {
fprintf(stderr, "usage: %s id [timeout (secs)]\n", argv[0]);
- return 0;
+ return -EINVAL;
}
sep = strchr(argv[1], '-');
if (!sep) {
rc = lnet_parse_nid(argv[1], &id);
if (rc != 0)
- return -1;
+ return -EINVAL;
} else {
char *end;
if (end != sep) { /* assuming '-' is part of hostname */
rc = lnet_parse_nid(argv[1], &id);
if (rc != 0)
- return -1;
+ return -EINVAL;
} else {
id.nid = libcfs_str2nid(sep + 1);
fprintf(stderr,
"Can't parse process id \"%s\"\n",
argv[1]);
- return -1;
+ return -EINVAL;
}
}
}
if (timeout > 120 * 1000) {
fprintf(stderr, "Timeout %s is to large\n",
argv[2]);
- return -1;
+ return -EINVAL;
}
} else {
timeout = 1000; /* default 1 second timeout */
}
- LIBCFS_IOC_INIT(data);
- data.ioc_nid = id.nid;
- data.ioc_u32[0] = id.pid;
- data.ioc_u32[1] = timeout;
- data.ioc_plen1 = sizeof(ids);
- data.ioc_pbuf1 = (char *)ids;
+ /* Create Netlink emitter to send request to kernel */
+ sk = nl_socket_alloc();
+ if (!sk)
+ goto old_api;
+
+ /* Setup parser to recieve Netlink packets */
+ rc = yaml_parser_initialize(&reply);
+ if (rc == 0)
+ goto old_api;
+
+ rc = yaml_parser_set_input_netlink(&reply, sk, false);
+ if (rc == 0)
+ goto free_reply;
+
+ /* Create Netlink emitter to send request to kernel */
+ rc = yaml_emitter_initialize(&request);
+ if (rc == 0)
+ goto free_reply;
+
+ rc = yaml_emitter_set_output_netlink(&request, sk, LNET_GENL_NAME,
+ LNET_GENL_VERSION, LNET_CMD_PING,
+ NLM_F_DUMP);
+ if (rc == 0)
+ goto emitter_error;
+
+ yaml_emitter_open(&request);
+ yaml_document_start_event_initialize(&event, NULL, NULL, NULL, 0);
+ rc = yaml_emitter_emit(&request, &event);
+ if (rc == 0)
+ goto emitter_error;
+
+ yaml_mapping_start_event_initialize(&event, NULL,
+ (yaml_char_t *)YAML_MAP_TAG,
+ 1, YAML_ANY_MAPPING_STYLE);
+ rc = yaml_emitter_emit(&request, &event);
+ if (rc == 0)
+ goto emitter_error;
+
+ yaml_scalar_event_initialize(&event, NULL,
+ (yaml_char_t *)YAML_STR_TAG,
+ (yaml_char_t *)"ping",
+ strlen("ping"), 1, 0,
+ YAML_PLAIN_SCALAR_STYLE);
+ rc = yaml_emitter_emit(&request, &event);
+ if (rc == 0)
+ goto emitter_error;
+
+ yaml_mapping_start_event_initialize(&event, NULL,
+ (yaml_char_t *)YAML_MAP_TAG,
+ 1, YAML_ANY_MAPPING_STYLE);
+ rc = yaml_emitter_emit(&request, &event);
+ if (rc == 0)
+ goto emitter_error;
+
+ if (timeout != 1000) {
+ yaml_scalar_event_initialize(&event, NULL,
+ (yaml_char_t *)YAML_STR_TAG,
+ (yaml_char_t *)"timeout",
+ strlen("timeout"), 1, 0,
+ YAML_PLAIN_SCALAR_STYLE);
+ rc = yaml_emitter_emit(&request, &event);
+ if (rc == 0)
+ goto emitter_error;
+
+ yaml_scalar_event_initialize(&event, NULL,
+ (yaml_char_t *)YAML_INT_TAG,
+ (yaml_char_t *)argv[2],
+ strlen(argv[2]), 1, 0,
+ YAML_PLAIN_SCALAR_STYLE);
+ rc = yaml_emitter_emit(&request, &event);
+ if (rc == 0)
+ goto emitter_error;
+ }
+
+ yaml_scalar_event_initialize(&event, NULL,
+ (yaml_char_t *)YAML_STR_TAG,
+ (yaml_char_t *)"nids",
+ strlen("nids"), 1, 0,
+ YAML_PLAIN_SCALAR_STYLE);
+ rc = yaml_emitter_emit(&request, &event);
+ if (rc == 0)
+ goto emitter_error;
+
+ yaml_sequence_start_event_initialize(&event, NULL,
+ (yaml_char_t *)YAML_SEQ_TAG,
+ 1, YAML_FLOW_SEQUENCE_STYLE);
+ rc = yaml_emitter_emit(&request, &event);
+ if (rc == 0)
+ goto emitter_error;
+
+ /* convert NID to string, in case libcfs_str2nid() did name lookup */
+ yaml_scalar_event_initialize(&event, NULL,
+ (yaml_char_t *)YAML_STR_TAG,
+ (yaml_char_t *)libcfs_nid2str(id.nid),
+ strlen(libcfs_nid2str(id.nid)), 1, 0,
+ YAML_PLAIN_SCALAR_STYLE);
+ rc = yaml_emitter_emit(&request, &event);
+ if (rc == 0)
+ goto emitter_error;
+
+ yaml_sequence_end_event_initialize(&event);
+ rc = yaml_emitter_emit(&request, &event);
+ if (rc == 0)
+ goto emitter_error;
+
+ yaml_mapping_end_event_initialize(&event);
+ rc = yaml_emitter_emit(&request, &event);
+ if (rc == 0)
+ goto emitter_error;
+
+ yaml_mapping_end_event_initialize(&event);
+ rc = yaml_emitter_emit(&request, &event);
+ if (rc == 0)
+ goto emitter_error;
+
+ yaml_document_end_event_initialize(&event, 0);
+ rc = yaml_emitter_emit(&request, &event);
+ if (rc == 0)
+ goto emitter_error;
+
+ rc = yaml_emitter_close(&request);
+emitter_error:
+ if (rc == 0) {
+ yaml_emitter_log_error(&request, stderr);
+ rc = -EINVAL;
+ goto old_api;
+ }
+ yaml_emitter_delete(&request);
+
+ /* Now parse the reply results */
+ while (!done) {
+ rc = yaml_parser_parse(&reply, &event);
+ if (rc == 0)
+ break;
+
+ if (event.type != YAML_SCALAR_EVENT)
+ goto skip;
- rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_PING, &data);
+ if (strcmp((char *)event.data.scalar.value, "nid") == 0) {
+ yaml_event_delete(&event);
+ rc = yaml_parser_parse(&reply, &event);
+ if (rc == 0) {
+ yaml_event_delete(&event);
+ goto free_reply;
+ }
+ if (print) {
+ /* Print 0@lo. Its not sent */
+ printf("12345-0@lo\n");
+ print = false;
+ }
+ printf("%s\n", (char *)event.data.scalar.value);
+ } else if (strcmp((char *)event.data.scalar.value,
+ "errno") == 0) {
+ yaml_event_delete(&event);
+ rc = yaml_parser_parse(&reply, &event);
+ if (rc == 0) {
+ yaml_event_delete(&event);
+ goto free_reply;
+ }
+ rc = strtol((char *)event.data.scalar.value, NULL, 10);
+ fprintf(stdout, "failed to ping %s: %s\n",
+ argv[1], strerror(-rc));
+ break; /* "rc" is clobbered if loop is run again */
+ }
+skip:
+ done = (event.type == YAML_STREAM_END_EVENT);
+ yaml_event_delete(&event);
+ }
+free_reply:
+ if (rc == 0) {
+ /* yaml_* functions return 0 for error */
+ const char *msg = yaml_parser_get_reader_error(&reply);
+
+ rc = errno ? -errno : -EHOSTUNREACH;
+ if (strcmp(msg, "Unspecific failure") != 0) {
+ fprintf(stdout, "failed to ping %s: %s\n",
+ argv[1], msg);
+ } else {
+ fprintf(stdout, "failed to ping %s: %s\n",
+ argv[1], strerror(errno));
+ }
+ } else if (rc == 1) {
+ /* yaml_* functions return 1 for success */
+ rc = 0;
+ }
+ yaml_parser_delete(&reply);
+ nl_socket_free(sk);
+ return rc;
+old_api:
+#ifdef IOC_LIBCFS_PING_PEER
+ {
+ struct lnet_process_id ids[LNET_INTERFACES_MAX_DEFAULT];
+ int maxids = sizeof(ids) / sizeof(ids[0]);
+ struct lnet_ioctl_ping_data ping = { { 0 } };
+ int i;
+
+ if (sk)
+ nl_socket_free(sk);
+
+ LIBCFS_IOC_INIT_V2(ping, ping_hdr);
+ ping.ping_hdr.ioc_len = sizeof(ping);
+ ping.ping_id = id;
+ ping.ping_src = LNET_NID_ANY;
+ ping.op_param = timeout;
+ ping.ping_count = maxids;
+ ping.ping_buf = ids;
+
+ rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_PING_PEER, &ping);
if (rc != 0) {
- fprintf(stderr, "failed to ping %s: %s\n",
- id.pid == LNET_PID_ANY ?
- libcfs_nid2str(id.nid) : libcfs_id2str(id),
+ fprintf(stderr, "failed to ping %s: %s\n", argv[1],
strerror(errno));
- return -1;
+ return rc;
}
- for (i = 0; i < data.ioc_count && i < maxids; i++)
+ for (i = 0; i < ping.ping_count && i < maxids; i++)
printf("%s\n", libcfs_id2str(ids[i]));
- if (data.ioc_count > maxids)
- printf("%d out of %d ids listed\n", maxids, data.ioc_count);
-
- return 0;
+ if (ping.ping_count > maxids)
+ printf("%d out of %d ids listed\n", maxids, ping.ping_count);
+ }
+#else
+ rc = -ENOTTY;
+#endif
+ return rc;
}
int jt_ptl_mynid(int argc, char **argv)