Advance to the next command before running anything, so errors found in
finish_command can be processed properly. Call failed() once in next_command() instead of multiple times in run_command(). Continue processing commands when a no-wait operation (IP__OP or background command) succeeds.
This commit is contained in:
Jamie Gritton
parent
c6eff841df
commit
600802304e
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/projects/jailconf/; revision=223442
@ -88,14 +88,20 @@ int
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next_command(struct cfjail *j)
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{
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enum intparam comparam;
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int rval, create_failed;
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int create_failed;
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rval = 0;
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if (paralimit == 0) {
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requeue(j, &runnable);
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return 1;
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}
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create_failed = (j->flags & (JF_STOP | JF_FAILED)) == JF_FAILED;
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for (; (comparam = *j->comparam);
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j->comparam += create_failed ? -1 : 1) {
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comparam = *j->comparam;
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for (;;) {
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if (j->comstring == NULL) {
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switch (comparam) {
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j->comparam += create_failed ? -1 : 1;
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switch ((comparam = *j->comparam)) {
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case 0:
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return 0;
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case IP_MOUNT_DEVFS:
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if (!bool_param(j->intparams[IP_MOUNT_DEVFS]))
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continue;
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@ -112,29 +118,25 @@ next_command(struct cfjail *j)
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cfstrings)
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: TAILQ_FIRST(&j->intparams[comparam]->val);
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}
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} else {
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j->comstring = j->comstring == &dummystring ? NULL :
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create_failed
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? TAILQ_PREV(j->comstring, cfstrings, tq)
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: TAILQ_NEXT(j->comstring, tq);
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}
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for (; j->comstring != NULL;
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j->comstring = j->comstring == &dummystring ? NULL :
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create_failed
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? TAILQ_PREV(j->comstring, cfstrings, tq)
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: TAILQ_NEXT(j->comstring, tq)) {
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if (rval != 0)
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return rval;
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if (j->comstring->len == 0 || (create_failed &&
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(comparam == IP_EXEC_PRESTART || comparam ==
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IP_EXEC_START || comparam == IP_COMMAND ||
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comparam == IP_EXEC_POSTSTART)))
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continue;
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if (paralimit == 0) {
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requeue(j, &runnable);
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return 1;
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}
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rval = run_command(j);
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create_failed =
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(j->flags & (JF_STOP | JF_FAILED)) == JF_FAILED;
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if (j->comstring == NULL || j->comstring->len == 0 ||
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(create_failed && (comparam == IP_EXEC_PRESTART ||
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comparam == IP_EXEC_START || comparam == IP_COMMAND ||
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comparam == IP_EXEC_POSTSTART)))
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continue;
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switch (run_command(j)) {
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case -1:
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failed(j);
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/* FALLTHROUGH */
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case 1:
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return 1;
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}
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}
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return rval;
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}
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/*
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@ -178,7 +180,7 @@ finish_command(struct cfjail *j)
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}
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/*
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* Check for finished processed or timeouts.
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* Check for finished processes or timeouts.
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*/
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struct cfjail *
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next_proc(int nonblock)
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@ -278,16 +280,13 @@ run_command(struct cfjail *j)
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else
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j->flags &= ~JF_PERSIST;
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} else {
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if (create_jail(j) < 0) {
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failed(j);
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if (create_jail(j) < 0)
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return -1;
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}
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if (verbose >= 0 && (j->name || verbose > 0))
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jail_note(j, "created\n");
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dep_done(j, DF_LIGHT);
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}
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requeue(j, &ready);
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return 1;
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return 0;
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default: ;
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}
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@ -383,14 +382,11 @@ run_command(struct cfjail *j)
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if (argc < 3) {
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jail_warnx(j, "%s: %s: missing information",
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j->intparams[comparam]->name, comstring->s);
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failed(j);
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return -1;
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}
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if (check_path(j, j->intparams[comparam]->name, argv[1], 0,
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down ? argv[2] : NULL) < 0) {
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failed(j);
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down ? argv[2] : NULL) < 0)
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return -1;
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}
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if (down) {
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argv[4] = NULL;
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argv[3] = argv[1];
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@ -416,16 +412,13 @@ run_command(struct cfjail *j)
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path = string_param(j->intparams[KP_PATH]);
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if (path == NULL) {
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jail_warnx(j, "mount.devfs: no path");
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failed(j);
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return -1;
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}
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devpath = alloca(strlen(path) + 5);
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sprintf(devpath, "%s/dev", path);
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if (check_path(j, "mount.devfs", devpath, 0,
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down ? "devfs" : NULL) < 0) {
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failed(j);
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down ? "devfs" : NULL) < 0)
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return -1;
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}
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if (down) {
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argv = alloca(3 * sizeof(char *));
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*(const char **)&argv[0] = "/sbin/umount";
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@ -509,15 +502,12 @@ run_command(struct cfjail *j)
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consfd = 0;
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if (injail &&
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(conslog = string_param(j->intparams[IP_EXEC_CONSOLELOG]))) {
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if (check_path(j, "exec.consolelog", conslog, 1, NULL) < 0) {
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failed(j);
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if (check_path(j, "exec.consolelog", conslog, 1, NULL) < 0)
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return -1;
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}
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consfd =
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open(conslog, O_WRONLY | O_CREAT | O_APPEND, DEFFILEMODE);
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if (consfd < 0) {
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jail_warnx(j, "open %s: %s", conslog, strerror(errno));
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failed(j);
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return -1;
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}
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}
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@ -545,12 +535,12 @@ run_command(struct cfjail *j)
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if (bg) {
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free(j->comline);
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j->comline = NULL;
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requeue(j, &ready);
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return 0;
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} else {
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paralimit--;
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add_proc(j, pid);
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return 1;
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}
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return 1;
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}
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if (bg)
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setsid();
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@ -404,7 +404,8 @@ main(int argc, char **argv)
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continue;
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if (j->jid > 0)
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goto jail_create_done;
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j->comparam = startcommands + 1;
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j->comparam = startcommands;
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j->comstring = NULL;
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}
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if (next_command(j))
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continue;
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@ -447,7 +448,8 @@ main(int argc, char **argv)
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j->name);
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goto jail_remove_done;
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}
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j->comparam = stopcommands + 1;
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j->comparam = stopcommands;
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j->comstring = NULL;
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} else if ((j->flags & JF_FAILED) && j->jid > 0)
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goto jail_remove_done;
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if (next_command(j))
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