remove unused includes

[elogind.git] / src / login / logind-user.c

diff --git a/src/login/logind-user.c b/src/login/logind-user.c
index d1f91d6a29812488a50bd24aa8428e2e00e8716e..294c1e799cdcbf9f00fb1acf2d2dc9be0a0c02cb 100644 (file)
--- a/src/login/logind-user.c
+++ b/src/login/logind-user.c
@@ -27,7 +27,6 @@
 #include "util.h"
 #include "mkdir.h"
 #include "hashmap.h"
-#include "strv.h"
 #include "fileio.h"
 #include "path-util.h"
 #include "special.h"
@@ -322,7 +321,7 @@ static int user_mkdir_runtime_path(User *u) {
         if (path_is_mount_point(p, false) <= 0) {
                 _cleanup_free_ char *t = NULL;
 
-                mkdir(p, 0700);
+                (void) mkdir(p, 0700);
 
                 if (mac_smack_use())
                         r = asprintf(&t, "mode=0700,smackfsroot=*,uid=" UID_FMT ",gid=" GID_FMT ",size=%zu", u->uid, u->gid, u->manager->runtime_dir_size);
@@ -335,8 +334,20 @@ static int user_mkdir_runtime_path(User *u) {
 
                 r = mount("tmpfs", p, "tmpfs", MS_NODEV|MS_NOSUID, t);
                 if (r < 0) {
-                        r = log_error_errno(errno, "Failed to mount per-user tmpfs directory %s: %m", p);
-                        goto fail;
+                        if (errno != EPERM) {
+                                r = log_error_errno(errno, "Failed to mount per-user tmpfs directory %s: %m", p);
+                                goto fail;
+                        }
+
+                        /* Lacking permissions, maybe
+                         * CAP_SYS_ADMIN-less container? In this case,
+                         * just use a normal directory. */
+
+                        r = chmod_and_chown(p, 0700, u->uid, u->gid);
+                        if (r < 0) {
+                                log_error_errno(r, "Failed to change runtime directory ownership and mode: %m");
+                                goto fail;
+                        }
                 }
         }
 
@@ -514,7 +525,11 @@ static int user_remove_runtime_path(User *u) {
         if (r < 0)
                 log_error_errno(r, "Failed to remove runtime directory %s: %m", u->runtime_path);
 
-        if (umount2(u->runtime_path, MNT_DETACH) < 0)
+        /* Ignore cases where the directory isn't mounted, as that's
+         * quite possible, if we lacked the permissions to mount
+         * something */
+        r = umount2(u->runtime_path, MNT_DETACH);
+        if (r < 0 && errno != EINVAL && errno != ENOENT)
                 log_error_errno(errno, "Failed to unmount user runtime directory %s: %m", u->runtime_path);
 
         r = rm_rf(u->runtime_path, false, true, false);
@@ -643,7 +658,7 @@ int user_check_linger_file(User *u) {
         if (!cc)
                 return -ENOMEM;
 
-        p = strappenda("/var/lib/systemd/linger/", cc);
+        p = strjoina("/var/lib/systemd/linger/", cc);
 
         return access(p, F_OK) >= 0;
 }