1 /* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
2 * vim:expandtab:shiftwidth=8:tabstop=8:
4 * Copyright (C) 2002 Cluster File Systems, Inc.
5 * Author: Peter J. Braam <braam@clusterfs.com>
6 * Author: Phil Schwan <phil@clusterfs.com>
7 * Author: Robert Read <rread@clusterfs.com>
9 * This file is part of Lustre, http://www.lustre.org.
11 * Lustre is free software; you can redistribute it and/or
12 * modify it under the terms of version 2 of the GNU General Public
13 * License as published by the Free Software Foundation.
15 * Lustre is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with Lustre; if not, write to the Free Software
22 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
30 #include <lnet/lnetctl.h>
34 static int jt_quit(int argc, char **argv) {
35 Parser_quit(argc, argv);
39 static int jt_noop(int argc, char **argv) {
43 static int jt_opt_ignore_errors(int argc, char **argv) {
44 Parser_ignore_errors(1);
48 command_t cmdlist[] = {
50 {"--device", jt_opt_device, 0,
51 "run <command> after connecting to device <devno>\n"
52 "--device <devno> <command [args ...]>"},
53 {"--threads", jt_opt_threads, 0,
54 "run <threads> separate instances of <command> on device <devno>\n"
55 "--threads <threads> <verbose> <devno> <command [args ...]>"},
56 {"--ignore_errors", jt_opt_ignore_errors, 0,
57 "ignore errors that occur during script processing\n"
59 {"ignore_errors", jt_opt_ignore_errors, 0,
60 "ignore errors that occur during script processing\n"
62 {"dump", jt_ioc_dump, 0, "usage: dump file, save ioctl buffer to file"},
64 /* Network configuration commands */
65 {"==== network config ====", jt_noop, 0, "network config"},
66 {"--net", jt_opt_net, 0, "run <command> after setting network to <net>\n"
67 "usage: --net <tcp/elan/gm/...> <command>"},
68 {"network", jt_ptl_network, 0, "configure LNET"
69 "usage: network up|down"},
70 {"net", jt_ptl_network, 0, "configure LNET"
71 "usage: net up|down"},
72 {"list_nids", jt_ptl_list_nids, 0, "list local NIDs"
73 "usage: list_nids [all]"},
74 {"which_nid", jt_ptl_which_nid, 0, "choose a NID"
75 "usage: which_nid NID [NID...]"},
76 {"interface_list", jt_ptl_print_interfaces,0,"print interface entries\n"
77 "usage: interface_list"},
78 {"add_interface", jt_ptl_add_interface, 0, "add interface entry\n"
79 "usage: add_interface ip [netmask]"},
80 {"del_interface", jt_ptl_del_interface, 0, "del interface entry\n"
81 "usage: del_interface [ip]"},
82 {"peer_list", jt_ptl_print_peers, 0, "print peer entries\n"
84 {"add_peer", jt_ptl_add_peer, 0, "add an peer entry\n"
85 "usage: add_peer <nid> <host> <port>"},
86 {"del_peer", jt_ptl_del_peer, 0, "remove an peer entry\n"
87 "usage: del_autoconn [<nid>] [<host>] [ks]"},
88 {"conn_list", jt_ptl_print_connections, 0, "print all the connected remote nid\n"
90 {"disconnect", jt_ptl_disconnect, 0, "disconnect from a remote nid\n"
91 "usage: disconnect [<nid>]"},
92 {"active_tx", jt_ptl_print_active_txs, 0, "print active transmits\n"
94 {"mynid", jt_ptl_mynid, 0, "inform the socknal of the local nid. "
95 "The nid defaults to hostname for tcp networks and is automatically "
96 "setup for elan/myrinet networks.\n"
97 "usage: mynid [<nid>]"},
98 {"add_uuid", jt_lcfg_add_uuid, 0, "associate a UUID with a nid\n"
99 "usage: add_uuid <uuid> <nid>"},
100 {"close_uuid", jt_obd_close_uuid, 0, "disconnect a UUID\n"
101 "usage: close_uuid <uuid> <net_type>"},
102 {"del_uuid", jt_lcfg_del_uuid, 0, "delete a UUID association\n"
103 "usage: del_uuid <uuid>"},
104 {"add_route", jt_ptl_add_route, 0,
105 "add an entry to the portals routing table\n"
106 "usage: add_route <gateway> <target> [<target>]"},
107 {"del_route", jt_ptl_del_route, 0,
108 "delete route via gateway to targets from the portals routing table\n"
109 "usage: del_route <gateway> [<target>] [<target>]"},
110 {"set_route", jt_ptl_notify_router, 0,
111 "enable/disable routes via gateway in the portals routing table\n"
112 "usage: set_route <gateway> <up/down> [<time>]"},
113 {"route_list", jt_ptl_print_routes, 0,
114 "print the portals routing table, same as show_route\n"
115 "usage: route_list"},
116 {"show_route", jt_ptl_print_routes, 0,
117 "print the portals routing table, same as route_list\n"
118 "usage: show_route"},
119 {"fail", jt_ptl_fail_nid, 0, "fail/restore communications.\n"
120 "Omitting the count means indefinitely, 0 means restore, "
121 "otherwise fail 'count' messages.\n"
122 "usage: fail nid|_all_ [count]"},
123 {"ping", jt_ptl_ping, 0, "Check LNET connectivity\n"
124 "usage: ping nid [timeout] [pid]"},
126 /* Device selection commands */
127 {"=== device selection ===", jt_noop, 0, "device selection"},
128 {"newdev", jt_lcfg_newdev, 0, "create a new device\n"
130 {"device", jt_obd_device, 0,
131 "set current device to <%name|$name|devno>\n"
132 "usage: device <%name|$name|devno>"},
133 {"cfg_device", jt_lcfg_device, 0,
134 "set current device being configured to <$name>\n"
135 "usage: cfg_device <name>"},
136 {"device_list", jt_obd_list, 0, "show all devices\n"
137 "usage: device_list"},
138 {"dl", jt_obd_list, 0, "show all devices\n"
140 {"lustre_build_version", jt_get_version, 0,
141 "print the build version of lustre\n"
142 "usage: lustre_build_version"},
144 /* Device configuration commands */
145 {"==== device config =====", jt_noop, 0, "device config"},
146 {"attach", jt_lcfg_attach, 0,
147 "set the type, name, and uuid of the current device\n"
148 "usage: attach type name uuid"},
149 {"setup", jt_lcfg_setup, 0,
150 "type specific device configuration information\n"
151 "usage: setup <args...>"},
152 {"cleanup", jt_obd_cleanup, 0, "cleanup previously setup device\n"
153 "usage: cleanup [force | failover]"},
154 {"detach", jt_obd_detach, 0,
155 "remove driver (and name and uuid) from current device\n"
157 {"lov_setup", jt_lcfg_lov_setup, 0, "create a LOV device\n"
158 "usage: lov_setup lov-uuid stripe-count stripe-size offset pattern"},
159 {"lov_modify_tgts", jt_lcfg_lov_modify_tgts, 0,
160 "add or delete an obd to/from a LOV device\n"
161 "usage: lov_modify_tgts add|del <lov-name> <uuid> <index> <gen>"},
162 {"lov_getconfig", jt_obd_lov_getconfig, 0,
163 "read lov configuration from an mds device\n"
164 "usage: lov_getconfig <mountpoint>"},
165 {"record", jt_cfg_record, 0, "record commands that follow in log\n"
166 "usage: record cfg-uuid-name"},
167 {"endrecord", jt_cfg_endrecord, 0, "stop recording\n"
169 {"parse", jt_cfg_parse, 0, "parse the log of recorded commands for this config\n"
170 "usage: parse config-uuid-name"},
171 {"dump_log", jt_cfg_dump_log, 0, "print log of recorded commands for this config to kernel debug log\n"
172 "usage: dump_log config-uuid-name"},
173 {"clear_log", jt_cfg_clear_log, 0, "delete current config log of recorded commands\n"
174 "usage: clear_log config-name"},
175 {"conf_param", jt_lcfg_mgsparam, 0, "set a permanent config param\n"
176 "usage: conf_param <keyword=val> ...\n"},
179 /* Device operations */
180 {"=== device operations ==", jt_noop, 0, "device operations"},
181 {"probe", jt_obd_connect, 0,
182 "build a connection handle to a device. This command is used to "
183 "suspend configuration until lctl has ensured that the mds and osc "
184 "services are available. This is to avoid mount failures in a "
185 "rebooting cluster.\n"
186 "usage: probe [timeout]"},
187 {"close", jt_obd_disconnect, 0,
188 "close the connection handle\n"
190 {"getattr", jt_obd_getattr, 0,
191 "get attribute for OST object <objid>\n"
192 "usage: getattr <objid>"},
193 {"setattr", jt_obd_setattr, 0,
194 "set mode attribute for OST object <objid>\n"
195 "usage: setattr <objid> <mode>"},
196 {"create", jt_obd_create, 0,
197 "create <num> OST objects (with <mode>)\n"
198 "usage: create [num [mode [verbose [lsm data]]]]"},
199 {"destroy", jt_obd_destroy, 0,
200 "destroy OST object <objid> [num [verbose]]\n"
201 "usage: destroy <num> objects, starting at objid <objid>"},
202 {"test_getattr", jt_obd_test_getattr, 0,
203 "do <num> getattrs (on OST object <objid> (objid+1 on each thread))\n"
204 "usage: test_getattr <num> [verbose [[t]objid]]"},
205 {"test_setattr", jt_obd_test_setattr, 0,
206 "do <num> setattrs (on OST object <objid> (objid+1 on each thread))\n"
207 "usage: test_setattr <num> [verbose [[t]objid]]"},
208 {"test_brw", jt_obd_test_brw, 0,
209 "do <num> bulk read/writes (<npages> per I/O, on OST object <objid>)\n"
210 "usage: test_brw [t]<num> [write [verbose [npages [[t]objid]]]]"},
211 {"get_stripe", jt_obd_get_stripe, 0,
212 "show stripe info for an echo client object\n"
213 "usage: get_stripe objid\n"},
214 {"set_stripe", jt_obd_set_stripe, 0,
215 "set stripe info for an echo client object\n"
216 "usage: set_stripe objid[=width!count[@offset][:id:id...]\n"},
217 {"unset_stripe", jt_obd_unset_stripe, 0,
218 "unset stripe info for an echo client object\n"
219 "usage: unset_stripe objid\n"},
220 {"dump_ldlm", jt_obd_dump_ldlm, 0,
221 "dump all lock manager state (no args)"},
222 {"activate", jt_obd_activate, 0, "activate an import\n"},
223 {"deactivate", jt_obd_deactivate, 0, "deactivate an import\n"},
224 {"recover", jt_obd_recover, 0, "usage: recover [<connection UUID>]"},
225 {"lookup", jt_obd_mdc_lookup, 0, "usage: lookup <directory> <file>"},
226 {"notransno", jt_obd_no_transno, 0,
227 "disable sending of committed-transno updates\n"},
228 {"readonly", jt_obd_set_readonly, 0,
229 "disable writes to the underlying device\n"},
230 {"abort_recovery", jt_obd_abort_recovery, 0,
231 "abort recovery on MDS device\n"},
232 {"mount_option", jt_lcfg_mount_option, 0,
233 "usage: mount_option profile osc_name [mdc_name] \n"},
234 {"del_mount_option", jt_lcfg_del_mount_option, 0,
235 "usage: del_mount_option profile\n"},
236 {"set_timeout", jt_lcfg_set_timeout, 0,
237 "usage: conf_param obd_timeout=<secs>\n"},
238 {"set_lustre_upcall", jt_lcfg_set_lustre_upcall, 0,
239 "usage: set_lustre_upcall </full/path/to/upcall> \n"},
240 {"add_conn ", jt_lcfg_add_conn, 0,
241 "usage: add_conn <conn_uuid> [priority]\n"},
242 {"del_conn ", jt_lcfg_del_conn, 0,
243 "usage: del_conn <conn_uuid> \n"},
244 {"local_param", jt_lcfg_param, 0, "set a temporary, local param\n"
245 "usage: local_param <keyword=val> ...\n"},
247 /* Llog operations */
248 {"llog_catlist", jt_llog_catlist, 0,
249 "list all catalog logs on current device.\n"
250 "usage: llog_catlist"},
251 {"llog_info", jt_llog_info, 0,
252 "print log header information.\n"
253 "usage: llog_info <$logname|#oid#ogr#ogen>\n"
254 " oid, ogr and ogen are hexadecimal."},
255 {"llog_print", jt_llog_print, 0,
256 "print log content information.\n"
257 "usage: llog_print <$logname|#oid#ogr#ogen> [from] [to]\n"
258 " oid, ogr and ogen are hexadecimal.\n"
259 " print all records from index 1 by default."},
260 {"llog_check", jt_llog_check, 0,
261 "print log content information.\n"
262 "usage: llog_check <$logname|#oid#ogr#ogen> [from] [to]\n"
263 " oid, ogr and ogen are hexadecimal.\n"
264 " check all records from index 1 by default."},
265 {"llog_cancel", jt_llog_cancel, 0,
266 "cancel one record in log.\n"
267 "usage: llog_cancel <catalog id|catalog name> <log id> <index>"},
268 {"llog_remove", jt_llog_remove, 0,
269 "remove one log from catalog, erase it from disk.\n"
270 "usage: llog_remove <catalog id|catalog name> <log id>"},
273 {"======== debug =========", jt_noop, 0, "debug"},
274 {"debug_daemon", jt_dbg_debug_daemon, 0,
275 "debug daemon control and dump to a file\n"
276 "usage: debug_daemon {start file [#MB]|stop}"},
277 {"debug_kernel", jt_dbg_debug_kernel, 0,
278 "get debug buffer and dump to a file, same as dk\n"
279 "usage: debug_kernel [file] [raw]"},
280 {"dk", jt_dbg_debug_kernel, 0,
281 "get debug buffer and dump to a file, same as debug_kernel\n"
282 "usage: dk [file] [raw]"},
283 {"debug_file", jt_dbg_debug_file, 0,
284 "convert a binary debug file dumped by the kernel to ASCII text\n"
285 "usage: debug_file <input> [output]"},
286 {"df", jt_dbg_debug_file, 0,
287 "read debug buffer from input and dump to output, same as debug_file\n"
288 "usage: df <input> [output]"},
289 {"clear", jt_dbg_clear_debug_buf, 0, "clear kernel debug buffer\n"
291 {"mark", jt_dbg_mark_debug_buf, 0,"insert marker text in kernel debug buffer\n"
292 "usage: mark <text>"},
293 {"filter", jt_dbg_filter, 0, "filter message type\n"
294 "usage: filter <subsystem id/debug mask>"},
295 {"show", jt_dbg_show, 0, "Show specific type of messages\n"
296 "usage: show <subsystem id/debug mask>"},
297 {"debug_list", jt_dbg_list, 0, "list subsystem and debug types\n"
298 "usage: debug_list <subs/types>"},
299 {"modules", jt_dbg_modules, 0,
300 "provide gdb-friendly module information\n"
301 "usage: modules <path>"},
302 {"panic", jt_dbg_panic, 0, "force the kernel to panic\n"
304 {"lwt", jt_ptl_lwt, 0,
305 "light-weight tracing\n"
308 {"memhog", jt_ptl_memhog, 0,
309 "memory pressure testing\n"
310 "usage: memhog <page count> [<gfp flags>]"},
312 /* User interface commands */
313 {"======= control ========", jt_noop, 0, "control commands"},
314 {"help", Parser_help, 0, "help"},
315 {"exit", jt_quit, 0, "quit"},
316 {"quit", jt_quit, 0, "quit"},
320 int lctl_main(int argc, char **argv)
326 ptl_initialize(argc, argv);
327 if (obd_initialize(argc, argv) < 0)
329 if (dbg_initialize(argc, argv) < 0)
332 Parser_init("lctl > ", cmdlist);
335 rc = Parser_execarg(argc - 1, argv + 1, cmdlist);
337 rc = Parser_commands();
340 obd_finalize(argc, argv);
345 int main (int argc, char **argv)
347 return (lctl_main (argc, argv));