diff options
Diffstat (limited to 'src/udev')
| -rw-r--r-- | src/udev/udev-rules.c | 46 |
1 files changed, 40 insertions, 6 deletions
diff --git a/src/udev/udev-rules.c b/src/udev/udev-rules.c index db95442fda..ce4d173ee9 100644 --- a/src/udev/udev-rules.c +++ b/src/udev/udev-rules.c @@ -459,8 +459,9 @@ static int add_token(struct udev_rules *rules, struct token *token) { static uid_t add_uid(struct udev_rules *rules, const char *owner) { unsigned int i; - uid_t uid; + uid_t uid = 0; unsigned int off; + int r; /* lookup, if we know it already */ for (i = 0; i < rules->uids_cur; i++) { @@ -470,7 +471,13 @@ static uid_t add_uid(struct udev_rules *rules, const char *owner) { return uid; } } - uid = util_lookup_user(rules->udev, owner); + r = get_user_creds(&owner, &uid, NULL, NULL, NULL); + if (r < 0) { + if (r == -ENOENT || r == -ESRCH) + udev_err(rules->udev, "specified user '%s' unknown\n", owner); + else + udev_err(rules->udev, "error resolving user '%s': %s\n", owner, strerror(-r)); + } /* grow buffer if needed */ if (rules->uids_cur+1 >= rules->uids_max) { @@ -499,8 +506,9 @@ static uid_t add_uid(struct udev_rules *rules, const char *owner) { static gid_t add_gid(struct udev_rules *rules, const char *group) { unsigned int i; - gid_t gid; + gid_t gid = 0; unsigned int off; + int r; /* lookup, if we know it already */ for (i = 0; i < rules->gids_cur; i++) { @@ -510,7 +518,13 @@ static gid_t add_gid(struct udev_rules *rules, const char *group) { return gid; } } - gid = util_lookup_group(rules->udev, group); + r = get_group_creds(&group, &gid); + if (r < 0) { + if (r == -ENOENT || r == -ESRCH) + udev_err(rules->udev, "specified group '%s' unknown\n", group); + else + udev_err(rules->udev, "error resolving group '%s': %s\n", group, strerror(-r)); + } /* grow buffer if needed */ if (rules->gids_cur+1 >= rules->gids_max) { @@ -2241,6 +2255,8 @@ int udev_rules_apply_to_event(struct udev_rules *rules, break; case TK_A_OWNER: { char owner[UTIL_NAME_SIZE]; + const char *ow = owner; + int r; if (event->owner_final) break; @@ -2248,7 +2264,15 @@ int udev_rules_apply_to_event(struct udev_rules *rules, event->owner_final = true; udev_event_apply_format(event, rules_str(rules, cur->key.value_off), owner, sizeof(owner)); event->owner_set = true; - event->uid = util_lookup_user(event->udev, owner); + r = get_user_creds(&ow, &event->uid, NULL, NULL, NULL); + if (r < 0) { + if (r == -ENOENT || r == -ESRCH) + udev_err(event->udev, "specified user '%s' unknown\n", owner); + else + udev_err(event->udev, "error resolving user '%s': %s\n", owner, strerror(-r)); + + event->uid = 0; + } log_debug("OWNER %u %s:%u", event->uid, rules_str(rules, rule->rule.filename_off), @@ -2257,6 +2281,8 @@ int udev_rules_apply_to_event(struct udev_rules *rules, } case TK_A_GROUP: { char group[UTIL_NAME_SIZE]; + const char *gr = group; + int r; if (event->group_final) break; @@ -2264,7 +2290,15 @@ int udev_rules_apply_to_event(struct udev_rules *rules, event->group_final = true; udev_event_apply_format(event, rules_str(rules, cur->key.value_off), group, sizeof(group)); event->group_set = true; - event->gid = util_lookup_group(event->udev, group); + r = get_group_creds(&gr, &event->gid); + if (r < 0) { + if (r == -ENOENT || r == -ESRCH) + udev_err(event->udev, "specified group '%s' unknown\n", group); + else + udev_err(event->udev, "error resolving group '%s': %s\n", group, strerror(-r)); + + event->gid = 0; + } log_debug("GROUP %u %s:%u", event->gid, rules_str(rules, rule->rule.filename_off), |