4 Copyright (C) Andrew Tridgell 2007
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 3 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, see <http://www.gnu.org/licenses/>.
22 #include "system/filesys.h"
23 #include "system/wait.h"
24 #include "system/dir.h"
25 #include "system/locale.h"
26 #include "../include/ctdb_private.h"
27 #include "lib/tevent/tevent.h"
28 #include "../common/rb_tree.h"
30 static void ctdb_event_script_timeout(struct event_context *ev, struct timed_event *te, struct timeval t, void *p);
33 ctdbd sends us a SIGTERM when we should die.
35 static void sigterm(int sig)
37 /* all the child processes will be running in the same process group */
38 kill(-getpgrp(), SIGKILL);
42 struct ctdb_event_script_state {
43 struct ctdb_context *ctdb;
45 /* Warning: this can free us! */
46 void (*callback)(struct ctdb_context *, int, void *);
50 enum ctdb_eventscript_call call;
52 struct timeval timeout;
55 struct ctdb_scripts_wire *scripts;
58 static struct ctdb_script_wire *get_current_script(struct ctdb_event_script_state *state)
60 return &state->scripts->scripts[state->current];
63 /* called from ctdb_logging when we have received output on STDERR from
64 * one of the eventscripts
66 static void log_event_script_output(const char *str, uint16_t len, void *p)
68 struct ctdb_event_script_state *state
69 = talloc_get_type(p, struct ctdb_event_script_state);
70 struct ctdb_script_wire *current;
71 unsigned int slen, min;
73 /* We may have been aborted to run something else. Discard */
74 if (state->scripts == NULL) {
78 current = get_current_script(state);
80 /* Append, but don't overfill buffer. It starts zero-filled. */
81 slen = strlen(current->output);
82 min = MIN(len, sizeof(current->output) - slen - 1);
84 memcpy(current->output + slen, str, min);
87 int32_t ctdb_control_get_event_script_status(struct ctdb_context *ctdb,
91 if (call_type >= CTDB_EVENT_MAX) {
95 if (ctdb->last_status[call_type] == NULL) {
96 /* If it's never been run, return nothing so they can tell. */
99 outdata->dsize = talloc_get_size(ctdb->last_status[call_type]);
100 outdata->dptr = (uint8_t *)ctdb->last_status[call_type];
105 struct ctdb_script_tree_item {
110 /* Return true if OK, otherwise set errno. */
111 static bool check_executable(const char *dir, const char *name)
116 full = talloc_asprintf(NULL, "%s/%s", dir, name);
120 if (stat(full, &st) != 0) {
121 DEBUG(DEBUG_ERR,("Could not stat event script %s: %s\n",
122 full, strerror(errno)));
127 if (!(st.st_mode & S_IXUSR)) {
128 DEBUG(DEBUG_DEBUG,("Event script %s is not executable. Ignoring this event script\n", full));
138 static struct ctdb_scripts_wire *ctdb_get_script_list(struct ctdb_context *ctdb, TALLOC_CTX *mem_ctx)
144 struct ctdb_scripts_wire *scripts;
145 TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
146 struct ctdb_script_tree_item *tree_item;
150 the service specific event scripts
152 if (stat(ctdb->event_script_dir, &st) != 0 &&
154 DEBUG(DEBUG_CRIT,("No event script directory found at '%s'\n", ctdb->event_script_dir));
155 talloc_free(tmp_ctx);
159 /* create a tree to store all the script names in */
160 tree = trbt_create(tmp_ctx, 0);
162 /* scan all directory entries and insert all valid scripts into the
165 dir = opendir(ctdb->event_script_dir);
167 DEBUG(DEBUG_CRIT,("Failed to open event script directory '%s'\n", ctdb->event_script_dir));
168 talloc_free(tmp_ctx);
173 while ((de=readdir(dir)) != NULL) {
177 namlen = strlen(de->d_name);
183 if (de->d_name[namlen-1] == '~') {
184 /* skip files emacs left behind */
188 if (de->d_name[2] != '.') {
192 if (sscanf(de->d_name, "%02u.", &num) != 1) {
196 if (strlen(de->d_name) > MAX_SCRIPT_NAME) {
197 DEBUG(DEBUG_ERR,("Script name %s too long! %u chars max",
198 de->d_name, MAX_SCRIPT_NAME));
202 tree_item = talloc(tree, struct ctdb_script_tree_item);
203 if (tree_item == NULL) {
204 DEBUG(DEBUG_ERR, (__location__ " Failed to allocate new tree item\n"));
205 talloc_free(tmp_ctx);
209 tree_item->error = 0;
210 if (!check_executable(ctdb->event_script_dir, de->d_name)) {
211 tree_item->error = errno;
214 tree_item->name = talloc_strdup(tree_item, de->d_name);
215 if (tree_item->name == NULL) {
216 DEBUG(DEBUG_ERR,(__location__ " Failed to allocate script name.\n"));
217 talloc_free(tmp_ctx);
221 /* store the event script in the tree */
222 trbt_insert32(tree, (num<<16)|count++, tree_item);
226 /* Overallocates by one, but that's OK */
227 scripts = talloc_zero_size(tmp_ctx,
229 + sizeof(scripts->scripts[0]) * count);
230 if (scripts == NULL) {
231 DEBUG(DEBUG_ERR, (__location__ " Failed to allocate scripts\n"));
232 talloc_free(tmp_ctx);
235 scripts->num_scripts = count;
237 for (count = 0; count < scripts->num_scripts; count++) {
238 tree_item = trbt_findfirstarray32(tree, 1);
240 strcpy(scripts->scripts[count].name, tree_item->name);
241 scripts->scripts[count].status = -tree_item->error;
243 /* remove this script from the tree */
244 talloc_free(tree_item);
247 talloc_steal(mem_ctx, scripts);
248 talloc_free(tmp_ctx);
252 static int child_setup(struct ctdb_context *ctdb)
254 if (setpgid(0,0) != 0) {
256 DEBUG(DEBUG_ERR,("Failed to create process group for event scripts - %s\n",
261 signal(SIGTERM, sigterm);
265 static char *child_command_string(struct ctdb_context *ctdb,
268 const char *scriptname,
269 enum ctdb_eventscript_call call,
272 const char *str = from_user ? "CTDB_CALLED_BY_USER=1 " : "";
274 /* Allow a setting where we run the actual monitor event
275 from an external source and replace it with
276 a "status" event that just picks up the actual
277 status of the event asynchronously.
279 if ((ctdb->tunable.use_status_events_for_monitoring != 0)
280 && (call == CTDB_EVENT_MONITOR)
282 return talloc_asprintf(ctx, "%s%s/%s %s",
284 ctdb->event_script_dir,
285 scriptname, "status");
287 return talloc_asprintf(ctx, "%s%s/%s %s %s",
289 ctdb->event_script_dir,
291 ctdb_eventscript_call_names[call],
296 static int child_run_one(struct ctdb_context *ctdb,
297 const char *scriptname, const char *cmdstr)
301 ret = system(cmdstr);
302 /* if the system() call was successful, translate ret into the
303 return code from the command
306 ret = WEXITSTATUS(ret);
311 /* 127 could mean it does not exist, 126 non-executable. */
312 if (ret == 127 || ret == 126) {
314 if (!check_executable(ctdb->event_script_dir, scriptname)) {
315 DEBUG(DEBUG_ERR,("Script %s returned status %u. Someone just deleted it?\n",
324 Actually run one event script
325 this function is called and run in the context of a forked child
326 which allows it to do blocking calls such as system()
328 static int child_run_script(struct ctdb_context *ctdb,
330 enum ctdb_eventscript_call call,
332 struct ctdb_script_wire *current)
336 TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
338 ret = child_setup(ctdb);
342 cmdstr = child_command_string(ctdb, tmp_ctx, from_user,
343 current->name, call, options);
344 CTDB_NO_MEMORY(ctdb, cmdstr);
346 DEBUG(DEBUG_DEBUG,("Executing event script %s\n",cmdstr));
348 if (current->status) {
349 ret = current->status;
353 ret = child_run_one(ctdb, current->name, cmdstr);
355 talloc_free(tmp_ctx);
359 static void ctdb_event_script_handler(struct event_context *ev, struct fd_event *fde,
360 uint16_t flags, void *p);
362 static int fork_child_for_script(struct ctdb_context *ctdb,
363 struct ctdb_event_script_state *state)
366 struct tevent_fd *fde;
367 struct ctdb_script_wire *current = get_current_script(state);
369 current->start = timeval_current();
373 DEBUG(DEBUG_ERR, (__location__ " pipe failed for child eventscript process\n"));
377 if (!ctdb_fork_with_logging(state, ctdb, log_event_script_output,
378 state, &state->child)) {
385 /* If we are the child, do the work. */
386 if (state->child == 0) {
389 debug_extra = talloc_asprintf(NULL, "eventscript-%s-%s:",
391 ctdb_eventscript_call_names[state->call]);
393 set_close_on_exec(state->fd[1]);
395 rt = child_run_script(ctdb, state->from_user, state->call, state->options, current);
396 /* We must be able to write PIPEBUF bytes at least; if this
397 somehow fails, the read above will be short. */
398 write(state->fd[1], &rt, sizeof(rt));
404 set_close_on_exec(state->fd[0]);
406 DEBUG(DEBUG_DEBUG, (__location__ " Created PIPE FD:%d to child eventscript process\n", state->fd[0]));
408 /* Set ourselves up to be called when that's done. */
409 fde = event_add_fd(ctdb->ev, state, state->fd[0], EVENT_FD_READ,
410 ctdb_event_script_handler, state);
411 tevent_fd_set_auto_close(fde);
417 Summarize status of this run of scripts.
419 static int script_status(struct ctdb_scripts_wire *scripts)
423 for (i = 0; i < scripts->num_scripts; i++) {
424 switch (scripts->scripts[i].status) {
427 /* Disabled or missing; that's OK. */
433 return scripts->scripts[i].status;
441 /* called when child is finished */
442 static void ctdb_event_script_handler(struct event_context *ev, struct fd_event *fde,
443 uint16_t flags, void *p)
445 struct ctdb_event_script_state *state =
446 talloc_get_type(p, struct ctdb_event_script_state);
447 struct ctdb_script_wire *current = get_current_script(state);
448 struct ctdb_context *ctdb = state->ctdb;
451 r = read(state->fd[0], ¤t->status, sizeof(current->status));
453 current->status = -errno;
454 } else if (r != sizeof(current->status)) {
455 current->status = -EIO;
458 current->finished = timeval_current();
459 /* valgrind gets overloaded if we run next script as it's still doing
460 * post-execution analysis, so kill finished child here. */
461 if (ctdb->valgrinding) {
462 kill(state->child, SIGKILL);
467 status = script_status(state->scripts);
469 /* Aborted or finished all scripts? We're done. */
470 if (status != 0 || state->current+1 == state->scripts->num_scripts) {
471 DEBUG(DEBUG_INFO,(__location__ " Eventscript %s %s finished with state %d\n",
472 ctdb_eventscript_call_names[state->call], state->options, status));
474 ctdb->event_script_timeouts = 0;
479 /* Forget about that old fd. */
485 current->status = fork_child_for_script(ctdb, state);
486 if (current->status != 0) {
487 /* This calls the callback. */
492 static void debug_timeout(struct ctdb_event_script_state *state)
494 struct ctdb_script_wire *current = get_current_script(state);
498 char tbuf[100], buf[200];
500 cmd = child_command_string(state->ctdb, state,
501 state->from_user, current->name,
502 state->call, state->options);
503 CTDB_NO_MEMORY_VOID(state->ctdb, cmd);
505 DEBUG(DEBUG_ERR,("Timed out running script '%s' after %.1f seconds pid :%d\n",
506 cmd, timeval_elapsed(¤t->start), state->child));
510 strftime(tbuf, sizeof(tbuf)-1, "%Y%m%d%H%M%S", localtime(&t));
511 sprintf(buf, "{ pstree -p; cat /proc/locks; ls -li /var/ctdb/ /var/ctdb/persistent; }"
512 " >/tmp/ctdb.event.%s.%d", tbuf, getpid());
514 pid = ctdb_fork(state->ctdb);
517 /* Now we can kill the child */
518 kill(state->child, SIGTERM);
522 DEBUG(DEBUG_ERR,("Fork for debug script failed : %s\n",
525 DEBUG(DEBUG_ERR,("Logged timedout eventscript : %s\n", buf));
526 /* Don't kill child until timeout done. */
531 /* called when child times out */
532 static void ctdb_event_script_timeout(struct event_context *ev, struct timed_event *te,
533 struct timeval t, void *p)
535 struct ctdb_event_script_state *state = talloc_get_type(p, struct ctdb_event_script_state);
536 struct ctdb_context *ctdb = state->ctdb;
537 struct ctdb_script_wire *current = get_current_script(state);
539 DEBUG(DEBUG_ERR,("Event script timed out : %s %s %s count : %u pid : %d\n",
540 current->name, ctdb_eventscript_call_names[state->call], state->options, ctdb->event_script_timeouts, state->child));
542 /* ignore timeouts for these events */
543 switch (state->call) {
544 case CTDB_EVENT_START_RECOVERY:
545 case CTDB_EVENT_RECOVERED:
546 case CTDB_EVENT_TAKE_IP:
547 case CTDB_EVENT_RELEASE_IP:
548 case CTDB_EVENT_STOPPED:
549 case CTDB_EVENT_MONITOR:
550 case CTDB_EVENT_STATUS:
551 state->scripts->scripts[state->current].status = 0;
552 DEBUG(DEBUG_ERR,("Ignoring hung script for %s call %d\n", state->options, state->call));
555 state->scripts->scripts[state->current].status = -ETIME;
556 debug_timeout(state);
563 destroy an event script: kill it if ->child != 0.
565 static int event_script_destructor(struct ctdb_event_script_state *state)
570 DEBUG(DEBUG_ERR,(__location__ " Sending SIGTERM to child pid:%d\n", state->child));
572 if (kill(state->child, SIGTERM) != 0) {
573 DEBUG(DEBUG_ERR,("Failed to kill child process for eventscript, errno %s(%d)\n", strerror(errno), errno));
577 /* If we were the current monitor, we no longer are. */
578 if (state->ctdb->current_monitor == state) {
579 state->ctdb->current_monitor = NULL;
582 /* Save our scripts as the last executed status, if we have them.
583 * See ctdb_event_script_callback_v where we abort monitor event. */
584 if (state->scripts) {
585 talloc_free(state->ctdb->last_status[state->call]);
586 state->ctdb->last_status[state->call] = state->scripts;
587 if (state->current < state->ctdb->last_status[state->call]->num_scripts) {
588 state->ctdb->last_status[state->call]->num_scripts = state->current+1;
592 /* Use last status as result, or "OK" if none. */
593 if (state->ctdb->last_status[state->call]) {
594 status = script_status(state->ctdb->last_status[state->call]);
599 /* This is allowed to free us; talloc will prevent double free anyway,
600 * but beware if you call this outside the destructor! */
601 if (state->callback) {
602 state->callback(state->ctdb, status, state->private_data);
608 static unsigned int count_words(const char *options)
610 unsigned int words = 0;
612 options += strspn(options, " \t");
615 options += strcspn(options, " \t");
616 options += strspn(options, " \t");
621 static bool check_options(enum ctdb_eventscript_call call, const char *options)
624 /* These all take no arguments. */
625 case CTDB_EVENT_INIT:
626 case CTDB_EVENT_SETUP:
627 case CTDB_EVENT_STARTUP:
628 case CTDB_EVENT_START_RECOVERY:
629 case CTDB_EVENT_RECOVERED:
630 case CTDB_EVENT_STOPPED:
631 case CTDB_EVENT_MONITOR:
632 case CTDB_EVENT_STATUS:
633 case CTDB_EVENT_SHUTDOWN:
634 case CTDB_EVENT_RELOAD:
635 case CTDB_EVENT_IPREALLOCATED:
636 return count_words(options) == 0;
638 case CTDB_EVENT_TAKE_IP: /* interface, IP address, netmask bits. */
639 case CTDB_EVENT_RELEASE_IP:
640 return count_words(options) == 3;
642 case CTDB_EVENT_UPDATE_IP: /* old interface, new interface, IP address, netmask bits. */
643 return count_words(options) == 4;
646 DEBUG(DEBUG_ERR,(__location__ "Unknown ctdb_eventscript_call %u\n", call));
652 run the event script in the background, calling the callback when
655 static int ctdb_event_script_callback_v(struct ctdb_context *ctdb,
656 void (*callback)(struct ctdb_context *, int, void *),
659 enum ctdb_eventscript_call call,
660 const char *fmt, va_list ap)
662 struct ctdb_event_script_state *state;
664 state = talloc(ctdb->event_script_ctx, struct ctdb_event_script_state);
665 CTDB_NO_MEMORY(ctdb, state);
668 state->callback = callback;
669 state->private_data = private_data;
670 state->from_user = from_user;
672 state->options = talloc_vasprintf(state, fmt, ap);
673 state->timeout = timeval_set(ctdb->tunable.script_timeout, 0);
674 state->scripts = NULL;
675 if (state->options == NULL) {
676 DEBUG(DEBUG_ERR, (__location__ " could not allocate state->options\n"));
680 if (!check_options(state->call, state->options)) {
681 DEBUG(DEBUG_ERR, ("Bad eventscript options '%s' for %s\n",
682 ctdb_eventscript_call_names[state->call], state->options));
687 if (ctdb->recovery_mode != CTDB_RECOVERY_NORMAL) {
688 /* we guarantee that only some specifically allowed event scripts are run
690 const enum ctdb_eventscript_call allowed_calls[] = {
693 CTDB_EVENT_START_RECOVERY,
695 CTDB_EVENT_RELEASE_IP,
699 for (i=0;i<ARRAY_SIZE(allowed_calls);i++) {
700 if (call == allowed_calls[i]) break;
702 if (i == ARRAY_SIZE(allowed_calls)) {
703 DEBUG(DEBUG_ERR,("Refusing to run event scripts call '%s' while in recovery\n",
704 ctdb_eventscript_call_names[call]));
710 /* Kill off any running monitor events to run this event. */
711 if (ctdb->current_monitor) {
712 /* Discard script status so we don't save to last_status */
713 talloc_free(ctdb->current_monitor->scripts);
714 ctdb->current_monitor->scripts = NULL;
715 talloc_free(ctdb->current_monitor);
716 ctdb->current_monitor = NULL;
719 DEBUG(DEBUG_INFO,(__location__ " Starting eventscript %s %s\n",
720 ctdb_eventscript_call_names[state->call],
723 /* This is not a child of state, since we save it in destructor. */
724 state->scripts = ctdb_get_script_list(ctdb, ctdb);
725 if (state->scripts == NULL) {
732 if (!from_user && (call == CTDB_EVENT_MONITOR || call == CTDB_EVENT_STATUS)) {
733 ctdb->current_monitor = state;
736 talloc_set_destructor(state, event_script_destructor);
739 if (state->scripts->num_scripts == 0) {
744 state->scripts->scripts[0].status = fork_child_for_script(ctdb, state);
745 if (state->scripts->scripts[0].status != 0) {
746 /* Callback is called from destructor, with fail result. */
751 if (!timeval_is_zero(&state->timeout)) {
752 event_add_timed(ctdb->ev, state, timeval_current_ofs(state->timeout.tv_sec, state->timeout.tv_usec), ctdb_event_script_timeout, state);
754 DEBUG(DEBUG_ERR, (__location__ " eventscript %s %s called with no timeout\n",
755 ctdb_eventscript_call_names[state->call],
764 run the event script in the background, calling the callback when
767 int ctdb_event_script_callback(struct ctdb_context *ctdb,
769 void (*callback)(struct ctdb_context *, int, void *),
772 enum ctdb_eventscript_call call,
773 const char *fmt, ...)
779 ret = ctdb_event_script_callback_v(ctdb, callback, private_data, from_user, call, fmt, ap);
786 struct callback_status {
792 called when ctdb_event_script() finishes
794 static void event_script_callback(struct ctdb_context *ctdb, int status, void *private_data)
796 struct callback_status *s = (struct callback_status *)private_data;
802 run the event script, waiting for it to complete. Used when the caller
803 doesn't want to continue till the event script has finished.
805 int ctdb_event_script_args(struct ctdb_context *ctdb, enum ctdb_eventscript_call call,
806 const char *fmt, ...)
810 struct callback_status status;
813 ret = ctdb_event_script_callback_v(ctdb,
814 event_script_callback, &status, false, call, fmt, ap);
823 while (status.done == false && event_loop_once(ctdb->ev) == 0) /* noop */;
825 if (status.status == -ETIME) {
826 DEBUG(DEBUG_ERR, (__location__ " eventscript for '%s' timedout."
827 " Immediately banning ourself for %d seconds\n",
828 ctdb_eventscript_call_names[call],
829 ctdb->tunable.recovery_ban_period));
833 return status.status;
836 int ctdb_event_script(struct ctdb_context *ctdb, enum ctdb_eventscript_call call)
838 /* GCC complains about empty format string, so use %s and "". */
839 return ctdb_event_script_args(ctdb, call, "%s", "");
842 struct eventscript_callback_state {
843 struct ctdb_req_control *c;
847 called when a forced eventscript run has finished
849 static void run_eventscripts_callback(struct ctdb_context *ctdb, int status,
852 struct eventscript_callback_state *state =
853 talloc_get_type(private_data, struct eventscript_callback_state);
855 ctdb_enable_monitoring(ctdb);
858 DEBUG(DEBUG_ERR,(__location__ " Failed to forcibly run eventscripts\n"));
861 ctdb_request_control_reply(ctdb, state->c, NULL, status, NULL);
862 /* This will free the struct ctdb_event_script_state we are in! */
868 /* Returns rest of string, or NULL if no match. */
869 static const char *get_call(const char *p, enum ctdb_eventscript_call *call)
873 /* Skip any initial whitespace. */
874 p += strspn(p, " \t");
876 /* See if we match any. */
877 for (*call = 0; *call < CTDB_EVENT_MAX; (*call)++) {
878 len = strlen(ctdb_eventscript_call_names[*call]);
879 if (strncmp(p, ctdb_eventscript_call_names[*call], len) == 0) {
880 /* If end of string or whitespace, we're done. */
881 if (strcspn(p + len, " \t") == 0) {
890 A control to force running of the eventscripts from the ctdb client tool
892 int32_t ctdb_run_eventscripts(struct ctdb_context *ctdb,
893 struct ctdb_req_control *c,
894 TDB_DATA indata, bool *async_reply)
897 struct eventscript_callback_state *state;
899 enum ctdb_eventscript_call call;
901 /* Figure out what call they want. */
902 options = get_call((const char *)indata.dptr, &call);
904 DEBUG(DEBUG_ERR, (__location__ " Invalid forced \"%s\"\n", (const char *)indata.dptr));
908 if (ctdb->recovery_mode != CTDB_RECOVERY_NORMAL) {
909 DEBUG(DEBUG_ERR, (__location__ " Aborted running eventscript \"%s\" while in RECOVERY mode\n", indata.dptr));
913 state = talloc(ctdb->event_script_ctx, struct eventscript_callback_state);
914 CTDB_NO_MEMORY(ctdb, state);
916 state->c = talloc_steal(state, c);
918 DEBUG(DEBUG_NOTICE,("Forced running of eventscripts with arguments %s\n", indata.dptr));
920 ctdb_disable_monitoring(ctdb);
922 ret = ctdb_event_script_callback(ctdb,
923 state, run_eventscripts_callback, state,
924 true, call, "%s", options);
927 ctdb_enable_monitoring(ctdb);
928 DEBUG(DEBUG_ERR,(__location__ " Failed to run eventscripts with arguments %s\n", indata.dptr));
933 /* tell ctdb_control.c that we will be replying asynchronously */
941 int32_t ctdb_control_enable_script(struct ctdb_context *ctdb, TDB_DATA indata)
946 TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
948 script = (char *)indata.dptr;
949 if (indata.dsize == 0) {
950 DEBUG(DEBUG_ERR,(__location__ " No script specified.\n"));
951 talloc_free(tmp_ctx);
954 if (indata.dptr[indata.dsize - 1] != '\0') {
955 DEBUG(DEBUG_ERR,(__location__ " String is not null terminated.\n"));
956 talloc_free(tmp_ctx);
959 if (index(script,'/') != NULL) {
960 DEBUG(DEBUG_ERR,(__location__ " Script name contains '/'. Failed to enable script %s\n", script));
961 talloc_free(tmp_ctx);
966 if (stat(ctdb->event_script_dir, &st) != 0 &&
968 DEBUG(DEBUG_CRIT,("No event script directory found at '%s'\n", ctdb->event_script_dir));
969 talloc_free(tmp_ctx);
974 filename = talloc_asprintf(tmp_ctx, "%s/%s", ctdb->event_script_dir, script);
975 if (filename == NULL) {
976 DEBUG(DEBUG_ERR,(__location__ " Failed to create script path\n"));
977 talloc_free(tmp_ctx);
981 if (stat(filename, &st) != 0) {
982 DEBUG(DEBUG_ERR,("Could not stat event script %s. Failed to enable script.\n", filename));
983 talloc_free(tmp_ctx);
987 if (chmod(filename, st.st_mode | S_IXUSR) == -1) {
988 DEBUG(DEBUG_ERR,("Could not chmod %s. Failed to enable script.\n", filename));
989 talloc_free(tmp_ctx);
993 talloc_free(tmp_ctx);
997 int32_t ctdb_control_disable_script(struct ctdb_context *ctdb, TDB_DATA indata)
1002 TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
1004 script = (char *)indata.dptr;
1005 if (indata.dsize == 0) {
1006 DEBUG(DEBUG_ERR,(__location__ " No script specified.\n"));
1007 talloc_free(tmp_ctx);
1010 if (indata.dptr[indata.dsize - 1] != '\0') {
1011 DEBUG(DEBUG_ERR,(__location__ " String is not null terminated.\n"));
1012 talloc_free(tmp_ctx);
1015 if (index(script,'/') != NULL) {
1016 DEBUG(DEBUG_ERR,(__location__ " Script name contains '/'. Failed to disable script %s\n", script));
1017 talloc_free(tmp_ctx);
1022 if (stat(ctdb->event_script_dir, &st) != 0 &&
1024 DEBUG(DEBUG_CRIT,("No event script directory found at '%s'\n", ctdb->event_script_dir));
1025 talloc_free(tmp_ctx);
1030 filename = talloc_asprintf(tmp_ctx, "%s/%s", ctdb->event_script_dir, script);
1031 if (filename == NULL) {
1032 DEBUG(DEBUG_ERR,(__location__ " Failed to create script path\n"));
1033 talloc_free(tmp_ctx);
1037 if (stat(filename, &st) != 0) {
1038 DEBUG(DEBUG_ERR,("Could not stat event script %s. Failed to disable script.\n", filename));
1039 talloc_free(tmp_ctx);
1043 if (chmod(filename, st.st_mode & ~(S_IXUSR|S_IXGRP|S_IXOTH)) == -1) {
1044 DEBUG(DEBUG_ERR,("Could not chmod %s. Failed to disable script.\n", filename));
1045 talloc_free(tmp_ctx);
1049 talloc_free(tmp_ctx);