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core: change ownership of subcgroup we create recursively, it shall be owned by the user delegated to

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If we create a subcroup (regardless if the '.control' subgroup we
always created or one configured via DelegateSubgroup=) it's inside of
the delegated territory of the cgroup tree, hence it should be owned
fully by the unit's users. Hence do so.
This commit is contained in:
Lennart Poettering
2023-04-27 12:18:32 +02:00
parent 18c1e481b6
commit bcd9b98159
3 changed files with 78 additions and 1 deletions
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src/shared/cgroup-setup.h
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@@ -24,6 +24,7 @@ int cg_attach_fallback(const char *controller, const char *path, pid_t pid);
int cg_create_and_attach(const char *controller, const char *path, pid_t pid);
int cg_set_access(const char *controller, const char *path, uid_t uid, gid_t gid);
int cg_set_access_recursive(const char *controller, const char *path, uid_t uid, gid_t gid);
int cg_migrate(const char *cfrom, const char *pfrom, const char *cto, const char *pto, CGroupFlags flags);
int cg_migrate_recursive(const char *cfrom, const char *pfrom, const char *cto, const char *pto, CGroupFlags flags);