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Diffstat (limited to 'src/shared/dropin.c')
-rw-r--r--src/shared/dropin.c38
1 files changed, 16 insertions, 22 deletions
diff --git a/src/shared/dropin.c b/src/shared/dropin.c
index 3917eb8f23..15ccd1b6ca 100644
--- a/src/shared/dropin.c
+++ b/src/shared/dropin.c
@@ -43,11 +43,10 @@
int drop_in_file(const char *dir, const char *unit, unsigned level,
const char *name, char **_p, char **_q) {
+ char prefix[DECIMAL_STR_MAX(unsigned)];
_cleanup_free_ char *b = NULL;
char *p, *q;
- char prefix[DECIMAL_STR_MAX(unsigned)];
-
assert(unit);
assert(name);
assert(_p);
@@ -128,9 +127,10 @@ static int unit_file_find_dir(
assert(path);
r = chase_symlinks(path, original_root, 0, &chased);
+ if (r == -ENOENT) /* Ignore -ENOENT, after all most units won't have a drop-in dir */
+ return 0;
if (r < 0)
- return log_full_errno(r == -ENOENT ? LOG_DEBUG : LOG_WARNING,
- r, "Failed to canonicalize path %s: %m", path);
+ return log_full_errno(LOG_WARNING, r, "Failed to canonicalize path %s: %m", path);
r = strv_push(dirs, chased);
if (r < 0)
@@ -148,16 +148,14 @@ static int unit_file_find_dirs(
const char *suffix,
char ***dirs) {
- _cleanup_free_ char *path = NULL;
+ char *path;
int r;
assert(unit_path);
assert(name);
assert(suffix);
- path = strjoin(unit_path, "/", name, suffix);
- if (!path)
- return log_oom();
+ path = strjoina(unit_path, "/", name, suffix);
if (!unit_path_cache || set_get(unit_path_cache, path)) {
r = unit_file_find_dir(original_root, path, dirs);
@@ -166,22 +164,15 @@ static int unit_file_find_dirs(
}
if (unit_name_is_valid(name, UNIT_NAME_INSTANCE)) {
- _cleanup_free_ char *template = NULL, *p = NULL;
/* Also try the template dir */
+ _cleanup_free_ char *template = NULL;
+
r = unit_name_template(name, &template);
if (r < 0)
return log_error_errno(r, "Failed to generate template from unit name: %m");
- p = strjoin(unit_path, "/", template, suffix);
- if (!p)
- return log_oom();
-
- if (!unit_path_cache || set_get(unit_path_cache, p)) {
- r = unit_file_find_dir(original_root, p, dirs);
- if (r < 0)
- return r;
- }
+ return unit_file_find_dirs(original_root, unit_path_cache, unit_path, template, suffix, dirs);
}
return 0;
@@ -194,27 +185,30 @@ int unit_file_find_dropin_paths(
const char *dir_suffix,
const char *file_suffix,
Set *names,
- char ***paths) {
+ char ***ret) {
_cleanup_strv_free_ char **dirs = NULL, **ans = NULL;
Iterator i;
char *t, **p;
int r;
- assert(paths);
+ assert(ret);
SET_FOREACH(t, names, i)
STRV_FOREACH(p, lookup_path)
unit_file_find_dirs(original_root, unit_path_cache, *p, t, dir_suffix, &dirs);
- if (strv_isempty(dirs))
+ if (strv_isempty(dirs)) {
+ *ret = NULL;
return 0;
+ }
r = conf_files_list_strv(&ans, file_suffix, NULL, (const char**) dirs);
if (r < 0)
return log_warning_errno(r, "Failed to sort the list of configuration files: %m");
- *paths = ans;
+ *ret = ans;
ans = NULL;
+
return 1;
}