diff options
Diffstat (limited to 'src/core/execute.c')
| -rw-r--r-- | src/core/execute.c | 22 |
1 files changed, 19 insertions, 3 deletions
diff --git a/src/core/execute.c b/src/core/execute.c index c41aec222..5cfd4a1f9 100644 --- a/src/core/execute.c +++ b/src/core/execute.c @@ -1444,8 +1444,10 @@ static int exec_child(ExecCommand *command, } #endif -#ifdef HAVE_PAM - if (params->cgroup_path && context->user && context->pam_name) { + /* If delegation is enabled we'll pass ownership of the cgroup + * (but only in systemd's own controller hierarchy!) to the + * user of the new process. */ + if (params->cgroup_path && context->user && params->cgroup_delegate) { err = cg_set_task_access(SYSTEMD_CGROUP_CONTROLLER, params->cgroup_path, 0644, uid, gid); if (err < 0) { *error = EXIT_CGROUP; @@ -1459,7 +1461,6 @@ static int exec_child(ExecCommand *command, return err; } } -#endif if (!strv_isempty(context->runtime_directory) && params->runtime_prefix) { char **rt; @@ -2402,6 +2403,21 @@ void exec_context_dump(ExecContext *c, FILE* f, const char *prefix) { prefix, c->apparmor_profile_ignore ? "-" : "", c->apparmor_profile); } +bool exec_context_maintains_privileges(ExecContext *c) { + assert(c); + + /* Returns true if the process forked off would run run under + * an unchanged UID or as root. */ + + if (!c->user) + return true; + + if (streq(c->user, "root") || streq(c->user, "0")) + return true; + + return false; +} + void exec_status_start(ExecStatus *s, pid_t pid) { assert(s); |