mount: rework automatic mounting to follow the 'nofail' option in fstab

[elogind.git] / src / mount.c

diff --git a/src/mount.c b/src/mount.c
index e0ca5bb5d0dd16f4a015282503dc7aa6c167592e..08d5de28d7ebc54ee5a3b37f6a09d7c90211eecd 100644 (file)
--- a/src/mount.c
+++ b/src/mount.c
@@ -244,7 +244,8 @@ static int mount_add_target_links(Mount *m) {
 
         noauto = !!mount_test_option(p->options, MNTOPT_NOAUTO);
         user = mount_test_option(p->options, "user") || mount_test_option(p->options, "users");
-        handle = !!mount_test_option(p->options, "comment=systemd.mount");
+        handle = !!mount_test_option(p->options, "comment=systemd.mount") ||
+                m->meta.manager->mount_auto;
         automount = !!mount_test_option(p->options, "comment=systemd.automount");
 
         if (mount_test_option(p->options, "_netdev") ||
@@ -274,6 +275,30 @@ static int mount_add_target_links(Mount *m) {
         }
 }
 
+static int mount_add_device_links(Mount *m) {
+        MountParameters *p;
+        bool nofail, noauto;
+
+        assert(m);
+
+        if (m->from_fragment)
+                p = &m->parameters_fragment;
+        else if (m->from_etc_fstab)
+                p = &m->parameters_etc_fstab;
+        else
+                return 0;
+
+        if (!p->what || path_equal(m->where, "/"))
+                return 0;
+
+        noauto = !!mount_test_option(p->options, MNTOPT_NOAUTO);
+        nofail = !!mount_test_option(p->options, "nofail");
+
+        return unit_add_node_link(UNIT(m), p->what,
+                                  !noauto && nofail &&
+                                  UNIT(m)->meta.manager->running_as == MANAGER_SYSTEM);
+}
+
 static int mount_add_default_dependencies(Mount *m) {
         int r;
 
@@ -361,9 +386,8 @@ static int mount_load(Unit *u) {
                 else if (m->from_proc_self_mountinfo && m->parameters_proc_self_mountinfo.what)
                         what = m->parameters_proc_self_mountinfo.what;
 
-                if (what)
-                        if ((r = unit_add_node_link(u, what, u->meta.manager->running_as == MANAGER_SYSTEM)) < 0)
-                                return r;
+                if ((r = mount_add_device_links(m)) < 0)
+                        return r;
 
                 if ((r = mount_add_mount_links(m)) < 0)
                         return r;
@@ -1175,7 +1199,7 @@ fail:
 }
 
 static char *fstab_node_to_udev_node(char *p) {
-        char *dn, *t;
+        char *dn, *t, *u;
         int r;
 
         /* FIXME: to follow udev's logic 100% we need to leave valid
@@ -1183,7 +1207,13 @@ static char *fstab_node_to_udev_node(char *p) {
 
         if (startswith(p, "LABEL=")) {
 
-                if (!(t = xescape(p+6, "/ ")))
+                if (!(u = unquote(p+6, '"')))
+                        return NULL;
+
+                t = xescape(u, "/ ");
+                free(u);
+
+                if (!t)
                         return NULL;
 
                 r = asprintf(&dn, "/dev/disk/by-label/%s", t);
@@ -1197,7 +1227,13 @@ static char *fstab_node_to_udev_node(char *p) {
 
         if (startswith(p, "UUID=")) {
 
-                if (!(t = xescape(p+5, "/ ")))
+                if (!(u = unquote(p+5, '"')))
+                        return NULL;
+
+                t = xescape(u, "/ ");
+                free(u);
+
+                if (!t)
                         return NULL;
 
                 r = asprintf(&dn, "/dev/disk/by-uuid/%s", ascii_strlower(t));
@@ -1274,6 +1310,7 @@ static int mount_load_etc_fstab(Manager *m) {
                                                  what,
                                                  pri,
                                                  !!mount_test_option(me->mnt_opts, MNTOPT_NOAUTO),
+                                                 !!mount_test_option(me->mnt_opts, "nofail"),
                                                  !!mount_test_option(me->mnt_opts, "comment=systemd.swapon"),
                                                  false);
                 } else