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-rw-r--r--src/core/load-fragment.c29
1 files changed, 15 insertions, 14 deletions
diff --git a/src/core/load-fragment.c b/src/core/load-fragment.c
index c4566f7709..31b995aa6a 100644
--- a/src/core/load-fragment.c
+++ b/src/core/load-fragment.c
@@ -3427,10 +3427,10 @@ int config_parse_protect_system(
#define FOLLOW_MAX 8
static int open_follow(char **filename, FILE **_f, Set *names, char **_final) {
+ char *id = NULL;
unsigned c = 0;
int fd, r;
FILE *f;
- char *id = NULL;
assert(filename);
assert(*filename);
@@ -3452,7 +3452,6 @@ static int open_follow(char **filename, FILE **_f, Set *names, char **_final) {
* the names of this unit, but only if it is a valid
* unit name. */
name = basename(*filename);
-
if (unit_name_is_valid(name, UNIT_NAME_ANY)) {
id = set_get(names, name);
@@ -3492,6 +3491,7 @@ static int open_follow(char **filename, FILE **_f, Set *names, char **_final) {
*_f = f;
*_final = id;
+
return 0;
}
@@ -3552,13 +3552,13 @@ static int merge_by_names(Unit **u, Set *names, const char *id) {
}
static int load_from_path(Unit *u, const char *path) {
- int r;
_cleanup_set_free_free_ Set *symlink_names = NULL;
_cleanup_fclose_ FILE *f = NULL;
_cleanup_free_ char *filename = NULL;
char *id = NULL;
Unit *merged;
struct stat st;
+ int r;
assert(u);
assert(path);
@@ -3597,18 +3597,14 @@ static int load_from_path(Unit *u, const char *path) {
r = -ENOENT;
else
r = open_follow(&filename, &f, symlink_names, &id);
+ if (r >= 0)
+ break;
+ filename = mfree(filename);
+ if (r != -ENOENT)
+ return r;
- if (r < 0) {
- filename = mfree(filename);
- if (r != -ENOENT)
- return r;
-
- /* Empty the symlink names for the next run */
- set_clear_free(symlink_names);
- continue;
- }
-
- break;
+ /* Empty the symlink names for the next run */
+ set_clear_free(symlink_names);
}
}
@@ -3616,6 +3612,11 @@ static int load_from_path(Unit *u, const char *path) {
/* Hmm, no suitable file found? */
return 0;
+ if (UNIT_VTABLE(u)->no_alias && set_size(symlink_names) > 1) {
+ log_unit_warning(u, "Unit type of %s does not support alias names, refusing loading via symlink.", u->id);
+ return -ELOOP;
+ }
+
merged = u;
r = merge_by_names(&merged, symlink_names, id);
if (r < 0)