* Copyright (c) 2002, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
*
- * Copyright (c) 2012, 2016, Intel Corporation.
+ * Copyright (c) 2012, 2017, Intel Corporation.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
#include <stdio.h>
#include <string.h>
#include <libcfs/util/parser.h>
-#include <lnet/lnetctl.h>
+#include <linux/lnet/lnetctl.h>
#include "obdctl.h"
-#include <lustre/lustre_idl.h>
+#include <linux/lustre/lustre_ver.h>
+#include <lustre/lustreapi.h>
-static int jt_noop(int argc, char **argv) {
- return 0;
-}
+static int lctl_list_commands(int argc, char **argv);
static int jt_opt_ignore_errors(int argc, char **argv) {
Parser_ignore_errors(1);
command_t cmdlist[] = {
/* Metacommands */
- {"===== metacommands =======", jt_noop, 0, "metacommands"},
+ {"===== metacommands =======", NULL, 0, "metacommands"},
{"--device", jt_opt_device, 0,
"run <command> after connecting to device <devno>\n"
"--device <devno> <command [args ...]>"},
"ignore_errors"},
/* User interface commands */
- {"======== control =========", jt_noop, 0, "control commands"},
+ {"======== control =========", NULL, 0, "control commands"},
{"help", Parser_help, 0, "help"},
{"lustre_build_version", jt_get_version, 0,
"print version of Lustre modules\n"
{"quit", Parser_quit, 0, "quit"},
{"--version", Parser_version, 0,
"print build version of this utility and exit"},
+ {"--list-commands", lctl_list_commands, 0,
+ "list commands supported by this utility and exit"},
/* Network configuration commands */
- {"===== network config =====", jt_noop, 0, "network config"},
+ {"===== network config =====", NULL, 0, "network config"},
{"--net", jt_opt_net, 0, "run <command> after selecting network <net>\n"
"usage: --net <tcp/o2ib/...> <command>"},
{"network", jt_ptl_network, 0, "configure LNET"
"usage: which_nid NID [NID...]"},
{"replace_nids", jt_replace_nids, 0,
"replace primary NIDs for a device\n"
- "usage: replace_nids <device> <nid1>[,nid2,nid3]"},
+ "usage: replace_nids <device> <nid1>[,nid2,nid3:nid4,nid5:nid6]"},
{"interface_list", jt_ptl_print_interfaces, 0,
"print network interface entries\n"
"usage: interface_list"},
"usage: net_drop_add <-s | --source NID>\n"
" <-d | --dest NID>\n"
" <<-r | --rate DROP_RATE> |\n"
- " <-i | --interval SECONDS>>\n"
+ " <-i | --interval SECONDS>>\n"
" [<-p | --portal> PORTAL...]\n"
- " [<-m | --message> <PUT|ACK|GET|REPLY>...]\n"},
+ " [<-m | --message> <PUT|ACK|GET|REPLY>...]\n"
+ " [< -e | --health_error]\n"},
{"net_drop_del", jt_ptl_drop_del, 0, "remove LNet drop rule\n"
"usage: net_drop_del <[-a | --all] |\n"
" <-s | --source NID>\n"
"usage: net_delay_list"},
/* Device selection commands */
- {"==== obd device selection ====", jt_noop, 0, "device selection"},
+ {"==== obd device selection ====", NULL, 0, "device selection"},
{"device", jt_obd_device, 0,
"set current device to <name|devno>\n"
"usage: device <%name|$name|devno>"},
"usage: dl [-t]"},
/* Device operations */
- {"==== obd device operations ====", jt_noop, 0, "device operations"},
+ {"==== obd device operations ====", NULL, 0, "device operations"},
{"activate", jt_obd_activate, 0, "activate an import\n"},
{"deactivate", jt_obd_deactivate, 0, "deactivate an import. "
"This command should be used on failed OSC devices in an MDT LOV.\n"},
{"set_timeout", jt_lcfg_set_timeout, 0,
"usage: conf_param obd_timeout=<secs>\n"},
#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
- {"conf_param", jt_lcfg_mgsparam, 0,"set a permanent config parameter.\n"
+ {"conf_param", jt_lcfg_confparam, 0,
+ "set a permanent config parameter.\n"
"This command must be run on the MGS node\n"
"usage: conf_param [-d] <target.keyword=val>\n"
- " -d Remove the permanent setting."},
+ " -d Delete the permanent setting from the configuration."},
#endif
{"local_param", jt_lcfg_param, 0, "set a temporary, local param\n"
"usage: local_param <target.keyword=val>\n"},
" (Especially useful when using patterns.)\n"
" -R Get parameters recursively from the specified entry.\n"},
{"set_param", jt_lcfg_setparam, 0, "set the Lustre or LNET parameter\n"
- "usage: set_param [-n] [-P] [-d]"
+ "usage: set_param [-n] [-P] [-d] [-F]"
"<param_path1=value1 param_path2=value2 ...>\n"
"Set the value of the Lustre or LNET parameter at the specified path.\n"
" -n Disable printing of the key name when printing values.\n"
" -P Set the parameter permanently, filesystem-wide.\n"
- " -d Remove the permanent setting (only with -P option).\n"},
+ " -d Remove the permanent setting (only with -P option).\n"
+ " -F Read permanent configuration from a YAML file.\n"},
{"list_param", jt_lcfg_listparam, 0,
"list the Lustre or LNET parameter name\n"
"usage: list_param [-F|-R|-D] <param_path1 param_path2 ...>\n"
" -R Recursively list all parameters under the specified path.\n"},
/* Debug commands */
- {"==== debugging control ====", jt_noop, 0, "debug"},
+ {"==== debugging control ====", NULL, 0, "debug"},
{"debug_daemon", jt_dbg_debug_daemon, 0,
"debug daemon control and dump to a file\n"
"usage: debug_daemon {start file [#MB]|stop}"},
"usage: modules <path>"},
/* Pool commands */
- {"=== Pools ==", jt_noop, 0, "pool management"},
+ {"=== Pools ==", NULL, 0, "pool management"},
{"pool_new", jt_pool_cmd, 0,
"add a new pool\n"
"usage: pool_new <fsname>.<poolname>"},
"list pools and pools members\n"
"usage: pool_list <fsname>[.<poolname>] | <pathname>"},
+#ifdef HAVE_SERVER_SUPPORT
+ /* Barrier commands */
+ {"=== Barrier ==", NULL, 0, "barrier management"},
+ {"barrier_freeze", jt_barrier_freeze, 0,
+ "freeze write barrier on MDTs\n"
+ "usage: barrier_freeze <fsname> [timeout (in seconds)]"},
+ {"barrier_thaw", jt_barrier_thaw, 0,
+ "thaw write barrier on MDTs\n"
+ "usage: barrier_thaw <fsname>"},
+ {"barrier_stat", jt_barrier_stat, 0,
+ "query write barrier status on MDTs\n"
+ "usage: barrier_stat [--state|-s] [--timeout|-t] <fsname>"},
+ {"barrier_rescan", jt_barrier_rescan, 0,
+ "rescan the system to filter out inactive MDT(s) for barrier\n"
+ "usage: barrier_rescan <fsname> [timeout (in seconds)]"},
+
+ /* Snapshot commands */
+ {"=== Snapshot ==", NULL, 0, "Snapshot management"},
+ {"snapshot_create", jt_snapshot_create, 0,
+ "create the snapshot\n"
+ "usage: snapshot_create [-b | --barrier [on | off]]\n"
+ " [-c | --comment comment]\n"
+ " <-F | --fsname fsname>\n"
+ " [-h | --help] <-n | --name ssname>\n"
+ " [-r | --rsh remote_shell]\n"
+ " [-t | --timeout timeout]"},
+ {"snapshot_destroy", jt_snapshot_destroy, 0,
+ "destroy the snapshot\n"
+ "usage: snapshot_destroy [-f | --force]\n"
+ " <-F | --fsname fsname> [-h | --help]\n"
+ " <-n | --name ssname>\n"
+ " [-r | --rsh remote_shell]"},
+ {"snapshot_modify", jt_snapshot_modify, 0,
+ "modify the snapshot\n"
+ "usage: snapshot_modify [-c | --comment comment]\n"
+ " <-F | --fsname fsname> [-h | --help]\n"
+ " <-n | --name ssname> [-N | --new new_ssname]\n"
+ " [-r | --rsh remote_shell]"},
+ {"snapshot_list", jt_snapshot_list, 0,
+ "query the snapshot(s)\n"
+ "usage: snapshot_list [-d | --detail]\n"
+ " <-F | --fsname fsname> [-h | --help]\n"
+ " [-n | --name ssname] [-r | --rsh remote_shell]"},
+ {"snapshot_mount", jt_snapshot_mount, 0,
+ "mount the snapshot\n"
+ "usage: snapshot_mount <-F | --fsname fsname> [-h | --help]\n"
+ " <-n | --name ssname>\n"
+ " [-r | --rsh remote_shell]"},
+ {"snapshot_umount", jt_snapshot_umount, 0,
+ "umount the snapshot\n"
+ "usage: snapshot_umount <-F | --fsname fsname> [-h | --help]\n"
+ " <-n | --name ssname>\n"
+ " [-r | --rsh remote_shell]"},
+#endif /* HAVE_SERVER_SUPPORT */
/* Nodemap commands */
- {"=== Nodemap ===", jt_noop, 0, "nodemap management"},
+ {"=== Nodemap ===", NULL, 0, "nodemap management"},
{"nodemap_activate", jt_nodemap_activate, 0,
"activate nodemap idmapping functions\n"
"usage: nodemap_activate {0|1}"},
{"nodemap_set_fileset", jt_nodemap_set_fileset, 0,
"set a fileset on a nodemap\n"
"usage: nodemap_set_fileset <fileset>"},
+ {"nodemap_set_sepol", jt_nodemap_set_sepol, 0,
+ "set SELinux policy info on a nodemap\n"
+ "usage: nodemap_set_sepol <SELinux policy info>"},
{"nodemap_test_nid", jt_nodemap_test_nid, 0,
"usage: nodemap_test_nid <nid>"},
{"nodemap_test_id", jt_nodemap_test_id, 0,
"Usage: nodemap_info [list|nodemap_name|all]"},
/* Changelog commands */
- {"=== Changelogs ==", jt_noop, 0, "changelog user management"},
+ {"=== Changelogs ==", NULL, 0, "changelog user management"},
{"changelog_register", jt_changelog_register, 0,
"register a new persistent changelog user, returns id\n"
"usage: --device <mdtname> changelog_register [-n]"},
/* Device configuration commands */
{"== device setup (these are not normally used post 1.4) ==",
- jt_noop, 0, "device config"},
+ NULL, 0, "device config"},
{"attach", jt_lcfg_attach, 0,
"set the type, name, and uuid of the current device\n"
"usage: attach type name uuid"},
"usage: setup <args...>"},
{"cleanup", jt_obd_cleanup, 0, "cleanup previously setup device\n"
"usage: cleanup [force | failover]"},
+ {"clear_conf", jt_lcfg_clear, 0,
+ "drop unused config logs for a device or filesystem\n"
+ "usage: clear_conf <device|fsname>"},
+ {"fork_lcfg", jt_lcfg_fork, 0,
+ "copy configuration files for named filesystem with given name\n"
+ "usage: fork_lcfg <fsname> <newname>"},
+ {"erase_lcfg", jt_lcfg_erase, 0,
+ "permanently erase configuration for the named filesystem\n"
+ "usage: erase_lcfg <fsname>"},
/* Test only commands */
- {"==== testing (DANGEROUS) ====", jt_noop, 0, "testing (DANGEROUS)"},
+ {"==== testing (DANGEROUS) ====", NULL, 0, "testing (DANGEROUS)"},
{"--threads", jt_opt_threads, 0,
"run <threads> separate instances of <command> on device <devno>\n"
"--threads <threads> <verbose> <devno> <command [args ...]>"},
"get the version of an object on servers\n"
"usage: getobjversion <fid>\n"
" getobjversion -i <id> -g <group>"},
-
+#ifdef HAVE_SERVER_SUPPORT
/* LFSCK commands */
- {"==== LFSCK ====", jt_noop, 0, "LFSCK"},
+ {"==== LFSCK ====", NULL, 0, "LFSCK"},
{"lfsck_start", jt_lfsck_start, 0, "start LFSCK\n"
"usage: lfsck_start [-M | --device [MDT,OST]_device]\n"
" [-A | --all] [-c | --create-ostobj [on | off]]\n"
" [-C | --create-mdtobj [on | off]]\n"
+ " [-d | --delay-create-ostobj [on | off]]\n"
" [-e | --error {continue | abort}] [-h | --help]\n"
" [-n | --dryrun [on | off]] [-o | --orphan]\n"
" [-r | --reset] [-s | --speed speed_limit]\n"
"usage: lfsck_query [-M | --device MDT_device] [-h | --help]\n"
" [-t | --type lfsck_type[,lfsck_type...]]\n"
" [-w | --wait]"},
-
- {"==== obsolete (DANGEROUS) ====", jt_noop, 0, "obsolete (DANGEROUS)"},
+#endif /* HAVE_SERVER_SUPPORT */
+ {"==== obsolete (DANGEROUS) ====", NULL, 0, "obsolete (DANGEROUS)"},
/* some test scripts still use these */
{"cfg_device", jt_obd_device, 0,
"set current device to <name>\n"
"usage: llog_catlist"},
{"llog_info", jt_llog_info, 0,
"print log header information.\n"
- "usage: llog_info <$logname|#oid#ogr#ogen>\n"
+ "usage: llog_info <logname|[FID]>\n"
" oid, ogr and ogen are hexadecimal."},
{"llog_print", jt_llog_print, 0,
"print log content information.\n"
- "usage: llog_print <$logname|#oid#ogr#ogen> [from] [to]\n"
- " oid, ogr and ogen are hexadecimal.\n"
+ "usage: llog_print <logname|[FID]> [start_index [end_index]]\n"
" print all records from index 1 by default."},
{"llog_check", jt_llog_check, 0,
"print log content information.\n"
- "usage: llog_check <$logname|#oid#ogr#ogen> [from] [to]\n"
- " oid, ogr and ogen are hexadecimal.\n"
+ "usage: llog_check <logname|[FID]> [start_index] [end_index]\n"
" check all records from index 1 by default."},
- {"llog_cancel", jt_llog_cancel, 0,
+ {"llog_cancel", jt_llog_cancel, 0,
"cancel one record in log.\n"
"This command supports both positional and optional arguments\n"
"usage (positional args): "
- "llog_cancel <catalog id|catalog name> [log id] <index>\n"
+ "llog_cancel <catalog name|[FID]> [log id] <index>\n"
"usage (optional args): "
"llog_cancel --catalog <catalog id|catalog name> --log_id <log_id> "
"--log_idx <index>"},
{"llog_remove", jt_llog_remove, 0,
"remove one log from catalog or plain log, erase it from disk.\n"
- "usage: llog_remove <catalog id|catalog name> <log id>"},
+ "usage: llog_remove <catalog name|[FID]> <log id>"},
/* network operations */
{"add_interface", jt_ptl_add_interface, 0, "add interface entry\n"
"usage: add_interface ip [netmask]"},
Parser_init("lctl > ", cmdlist);
if (argc > 1) {
+ llapi_set_command_name(argv[1]);
rc = Parser_execarg(argc - 1, argv + 1, cmdlist);
+ llapi_clear_command_name();
} else {
rc = Parser_commands();
}
return rc < 0 ? -rc : rc;
}
+static int lctl_list_commands(int argc, char **argv)
+{
+ char buffer[81] = ""; /* 80 printable chars + terminating NUL */
+ command_t *cmd;
+ int rc;
+
+ cmd = cmdlist;
+ while (cmd->pc_name != NULL) {
+ printf("\n%s\n", cmd->pc_name); /* Command category */
+ cmd++;
+ rc = Parser_list_commands(cmd, buffer, sizeof(buffer), NULL,
+ 0, 4);
+ cmd += rc;
+ }
+
+ return 0;
+}
+
int main(int argc, char **argv)
{
return lctl_main(argc, argv);