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-rw-r--r--src/load-dropin.c95
1 files changed, 57 insertions, 38 deletions
diff --git a/src/load-dropin.c b/src/load-dropin.c
index eef3e6aff2..d30865cbc5 100644
--- a/src/load-dropin.c
+++ b/src/load-dropin.c
@@ -28,11 +28,14 @@
#include "strv.h"
#include "unit-name.h"
-static int iterate_dir(Unit *u, const char *path) {
+static int iterate_dir(Unit *u, const char *path, UnitDependency dependency) {
DIR *d;
struct dirent *de;
int r;
+ assert(u);
+ assert(path);
+
if (!(d = opendir(path))) {
if (errno == ENOENT)
@@ -52,7 +55,7 @@ static int iterate_dir(Unit *u, const char *path) {
goto finish;
}
- r = unit_add_dependency_by_name(u, UNIT_WANTS, de->d_name, f, true);
+ r = unit_add_dependency_by_name(u, dependency, de->d_name, f, true);
free(f);
if (r < 0)
@@ -66,58 +69,74 @@ finish:
return r;
}
-int unit_load_dropin(Unit *u) {
- Iterator i;
+static int process_dir(Unit *u, const char *unit_path, const char *name, const char *suffix, UnitDependency dependency) {
int r;
- char *t;
+ char *path;
assert(u);
+ assert(unit_path);
+ assert(name);
+ assert(suffix);
- /* Load dependencies from supplementary drop-in directories */
+ if (asprintf(&path, "%s/%s%s", unit_path, name, suffix) < 0)
+ return -ENOMEM;
- SET_FOREACH(t, u->meta.names, i) {
- char *path;
- char **p;
+ if (u->meta.manager->unit_path_cache &&
+ !set_get(u->meta.manager->unit_path_cache, path))
+ r = 0;
+ else
+ r = iterate_dir(u, path, dependency);
+ free(path);
- STRV_FOREACH(p, u->meta.manager->lookup_paths.unit_path) {
+ if (r < 0)
+ return r;
- if (asprintf(&path, "%s/%s.wants", *p, t) < 0)
- return -ENOMEM;
+ if (u->meta.instance) {
+ char *template;
+ /* Also try the template dir */
- if (u->meta.manager->unit_path_cache &&
- !set_get(u->meta.manager->unit_path_cache, path))
- r = 0;
- else
- r = iterate_dir(u, path);
- free(path);
+ if (!(template = unit_name_template(name)))
+ return -ENOMEM;
- if (r < 0)
- return r;
+ r = asprintf(&path, "%s/%s%s", unit_path, template, suffix);
+ free(template);
- if (u->meta.instance) {
- char *template;
- /* Also try the template dir */
+ if (r < 0)
+ return -ENOMEM;
- if (!(template = unit_name_template(t)))
- return -ENOMEM;
+ if (u->meta.manager->unit_path_cache &&
+ !set_get(u->meta.manager->unit_path_cache, path))
+ r = 0;
+ else
+ r = iterate_dir(u, path, dependency);
+ free(path);
- r = asprintf(&path, "%s/%s.wants", *p, template);
- free(template);
+ if (r < 0)
+ return r;
+ }
- if (r < 0)
- return -ENOMEM;
+ return 0;
+}
- if (u->meta.manager->unit_path_cache &&
- !set_get(u->meta.manager->unit_path_cache, path))
- r = 0;
- else
- r = iterate_dir(u, path);
- free(path);
+int unit_load_dropin(Unit *u) {
+ Iterator i;
+ char *t;
+
+ assert(u);
+
+ /* Load dependencies from supplementary drop-in directories */
- if (r < 0)
- return r;
- }
+ SET_FOREACH(t, u->meta.names, i) {
+ char **p;
+
+ STRV_FOREACH(p, u->meta.manager->lookup_paths.unit_path) {
+ int r;
+ if ((r = process_dir(u, *p, t, ".wants", UNIT_WANTS)) < 0)
+ return r;
+
+ if ((r = process_dir(u, *p, t, ".requires", UNIT_REQUIRES)) < 0)
+ return r;
}
}