static void
rmdir_p(struct pkgdb *db, struct pkg *pkg, char *dir, const char *prefix_r)
{
char *tmp;
int64_t cnt;
char fullpath[MAXPATHLEN];
if (unlinkat(pkg->rootfd, dir, AT_REMOVEDIR) == -1 &&
errno != ENOTEMPTY && errno != EBUSY) {
pkg_emit_errno("unlinkat", dir);
}
tmp = strrchr(dir, '/');
if (tmp == dir)
return;
tmp[0] = '\0';
tmp = strrchr(dir, '/');
tmp[1] = '\0';
snprintf(fullpath, sizeof(fullpath), "/%s", dir);
if (pkgdb_is_dir_used(db, dir, &cnt) != EPKG_OK)
return;
if (cnt > 1)
return;
if (strcmp(prefix_r, dir) == 0)
return;
rmdir_p(db, pkg, dir, prefix_r);
}
static void
pkg_effective_rmdir(struct pkgdb *db, struct pkg *pkg)
{
char prefix_r[MAXPATHLEN];
const char *prefix;
size_t i;
pkg_get(pkg, PKG_PREFIX, &prefix);
snprintf(prefix_r, sizeof(prefix_r), "%s/", prefix + 1);
for (i = 0; i < pkg->dir_to_del_len; i++)
rmdir_p(db, pkg, pkg->dir_to_del[i], prefix_r);
}
/**
* Executes a rule. Contains evaluation of all conditions prior
* to execution.
*
* @1 Hotplug event structure
* @2 The rule to be executed
*
* Returns: 0 if success, -1 if the whole event is to be
* discared, 1 if bail out of this particular rule was required
*/
int rule_execute(struct hotplug2_event_t *event, struct rule_t *rule) {
int i, last_rv, res;
char **env;
for (i = 0; i < rule->conditions_c; i++) {
if (rule_condition_eval(event, &(rule->conditions[i])) != EVAL_MATCH)
return 0;
}
res = 0;
last_rv = 0;
env = xmalloc(sizeof(char *) * event->env_vars_c);
for (i = 0; i < event->env_vars_c; i++) {
env[i] = alloc_env(event->env_vars[i].key, event->env_vars[i].value);
putenv(env[i]);
}
for (i = 0; i < rule->actions_c; i++) {
switch (rule->actions[i].type) {
case ACT_STOP_PROCESSING:
res = 1;
break;
case ACT_STOP_IF_FAILED:
if (last_rv != 0)
res = 1;
break;
case ACT_NEXT_EVENT:
res = -1;
break;
case ACT_NEXT_IF_FAILED:
if (last_rv != 0)
res = -1;
break;
case ACT_MAKE_DEVICE:
last_rv = make_dev_from_event(event, rule->actions[i].parameter[0], strtoul(rule->actions[i].parameter[1], NULL, 0));
break;
case ACT_CHMOD:
last_rv = chmod_file(event, rule->actions[i].parameter[0], rule->actions[i].parameter[1]);
break;
case ACT_CHOWN:
case ACT_CHGRP:
last_rv = chown_chgrp(event, rule->actions[i].type, rule->actions[i].parameter[0], rule->actions[i].parameter[1]);
break;
case ACT_SYMLINK:
last_rv = make_symlink(event, rule->actions[i].parameter[0], rule->actions[i].parameter[1]);
break;
case ACT_RUN_SHELL:
last_rv = exec_shell(event, rule->actions[i].parameter[0]);
break;
case ACT_RUN_NOSHELL:
last_rv = exec_noshell(event, rule->actions[i].parameter[0], rule->actions[i].parameter);
break;
case ACT_SETENV:
last_rv = setenv(rule->actions[i].parameter[0], rule->actions[i].parameter[1], 1);
break;
case ACT_REMOVE:
last_rv = unlink(rule->actions[i].parameter[0]);
rmdir_p(rule->actions[i].parameter[0]);
break;
case ACT_DEBUG:
print_debug(event);
last_rv = 0;
break;
}
if (res != 0)
break;
}
for (i = 0; i < event->env_vars_c; i++) {
unsetenv(event->env_vars[i].key);
free(env[i]);
}
free(env);
return res;
}
