chiark / gitweb /
mount: rework automatic mounting to follow the 'nofail' option in fstab
authorLennart Poettering <lennart@poettering.net>
Wed, 25 Aug 2010 18:37:04 +0000 (20:37 +0200)
committerLennart Poettering <lennart@poettering.net>
Wed, 25 Aug 2010 18:37:04 +0000 (20:37 +0200)
fixme
src/dbus-manager.c
src/main.c
src/manager.h
src/mount.c
src/swap.c
src/swap.h
src/system.conf

diff --git a/fixme b/fixme
index 4ee7815..52b8110 100644 (file)
--- a/fixme
+++ b/fixme
@@ -76,7 +76,7 @@
 
 * add RefuseManualIsolate= (default on?)
 
-* nofail
+* fstab nofail
 
 * add systemctl switch to dump transaction without executing it
 
@@ -84,8 +84,6 @@
 
 * system.conf/session.conf brauch ne man page
 
-* sd-daemon ohne SCM_CREDENTIALS bitte
-
 * exec /sbin/poweroff als PID 1 und shutdown
 
 External:
index 5571247..9b0a600 100644 (file)
         "  <property name=\"SysVRcndPath\" type=\"as\" access=\"read\"/>\n" \
         "  <property name=\"NotifySocket\" type=\"s\" access=\"read\"/>\n" \
         "  <property name=\"ControlGroupHierarchy\" type=\"s\" access=\"read\"/>\n" \
-        "  <property name=\"MountOnPlug\" type=\"b\" access=\"read\"/>\n" \
-        "  <property name=\"SwapOnPlug\" type=\"b\" access=\"read\"/>\n" \
         "  <property name=\"MountAuto\" type=\"b\" access=\"read\"/>\n" \
+        "  <property name=\"SwapAuto\" type=\"b\" access=\"read\"/>\n"  \
         " </interface>\n"
 
 #define INTROSPECTION_BEGIN                                             \
@@ -255,9 +254,8 @@ static DBusHandlerResult bus_manager_message_handler(DBusConnection *connection,
                 { "org.freedesktop.systemd1.Manager", "SysVRcndPath",  bus_property_append_strv,      "as", m->lookup_paths.sysvrcnd_path },
                 { "org.freedesktop.systemd1.Manager", "NotifySocket",  bus_property_append_string,    "s",  m->notify_socket   },
                 { "org.freedesktop.systemd1.Manager", "ControlGroupHierarchy", bus_property_append_string, "s", m->cgroup_hierarchy },
-                { "org.freedesktop.systemd1.Manager", "MountOnPlug",   bus_property_append_bool,      "b",  &m->mount_on_plug  },
-                { "org.freedesktop.systemd1.Manager", "SwapOnPlug",    bus_property_append_bool,      "b",  &m->swap_on_plug   },
                 { "org.freedesktop.systemd1.Manager", "MountAuto",     bus_property_append_bool,      "b",  &m->mount_auto     },
+                { "org.freedesktop.systemd1.Manager", "SwapAuto",      bus_property_append_bool,      "b",  &m->swap_auto     },
                 { NULL, NULL, NULL, NULL, NULL }
         };
 
index 54fc054..f1fa569 100644 (file)
@@ -64,9 +64,8 @@ static int arg_crash_chvt = -1;
 static bool arg_confirm_spawn = false;
 static bool arg_show_status = true;
 static bool arg_sysv_console = true;
-static bool arg_mount_on_plug = true;
-static bool arg_swap_on_plug = true;
 static bool arg_mount_auto = true;
+static bool arg_swap_auto = true;
 
 static FILE* serialization = NULL;
 
@@ -485,9 +484,8 @@ static int parse_config_file(void) {
                 { "SysVConsole", config_parse_bool,         &arg_sysv_console,  "Manager" },
                 { "CrashChVT",   config_parse_int,          &arg_crash_chvt,    "Manager" },
                 { "CPUAffinity", config_parse_cpu_affinity, NULL,               "Manager" },
-                { "MountOnPlug", config_parse_bool,         &arg_mount_on_plug, "Manager" },
-                { "SwapOnPlug",  config_parse_bool,         &arg_swap_on_plug,  "Manager" },
                 { "MountAuto",   config_parse_bool,         &arg_mount_auto,    "Manager" },
+                { "SwapAuto",    config_parse_bool,         &arg_swap_auto,     "Manager" },
                 { NULL, NULL, NULL, NULL }
         };
 
@@ -992,9 +990,8 @@ int main(int argc, char *argv[]) {
         m->confirm_spawn = arg_confirm_spawn;
         m->show_status = arg_show_status;
         m->sysv_console = arg_sysv_console;
-        m->mount_on_plug = arg_mount_on_plug;
-        m->swap_on_plug = arg_swap_on_plug;
         m->mount_auto = arg_mount_auto;
+        m->swap_auto = arg_swap_auto;
 
         if ((r = manager_startup(m, serialization, fds)) < 0)
                 log_error("Failed to fully start up daemon: %s", strerror(-r));
index dd48593..e3c6db2 100644 (file)
@@ -201,10 +201,8 @@ struct Manager {
         bool show_status;
         bool confirm_spawn;
         bool sysv_console;
-
-        bool mount_on_plug;
-        bool swap_on_plug;
         bool mount_auto;
+        bool swap_auto;
 
         int n_deserializing;
 };
index b49443c..08d5de2 100644 (file)
@@ -275,6 +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;
 
@@ -362,11 +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 && !path_equal(m->where, "/"))
-                        if ((r = unit_add_node_link(u, what,
-                                                    u->meta.manager->running_as == MANAGER_SYSTEM &&
-                                                    u->meta.manager->mount_on_plug)) < 0)
-                                return r;
+                if ((r = mount_add_device_links(m)) < 0)
+                        return r;
 
                 if ((r = mount_add_mount_links(m)) < 0)
                         return r;
@@ -1289,6 +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
index 4a672fb..69ccd3d 100644 (file)
@@ -113,13 +113,33 @@ static int swap_add_target_links(Swap *s) {
         if ((r = manager_load_unit(s->meta.manager, SPECIAL_SWAP_TARGET, NULL, NULL, &tu)) < 0)
                 return r;
 
-        if (!p->noauto && p->handle && s->meta.manager->running_as == MANAGER_SYSTEM)
+        if (!p->noauto && (p->handle || s->meta.manager->swap_auto) && s->meta.manager->running_as == MANAGER_SYSTEM)
                 if ((r = unit_add_dependency(tu, UNIT_WANTS, UNIT(s), true)) < 0)
                         return r;
 
         return unit_add_dependency(UNIT(s), UNIT_BEFORE, tu, true);
 }
 
+static int swap_add_device_links(Swap *s) {
+        SwapParameters *p;
+
+        assert(s);
+
+        if (!s->what)
+                return 0;
+
+        if (s->from_fragment)
+                p = &s->parameters_fragment;
+        else if (s->from_etc_fstab)
+                p = &s->parameters_etc_fstab;
+        else
+                return 0;
+
+        return unit_add_node_link(UNIT(s), s->what,
+                                  !p->noauto && p->nofail &&
+                                  s->meta.manager->running_as == MANAGER_SYSTEM);
+}
+
 static int swap_add_default_dependencies(Swap *s) {
         int r;
 
@@ -195,9 +215,8 @@ static int swap_load(Unit *u) {
                         if ((r = unit_set_description(u, s->what)) < 0)
                                 return r;
 
-                if ((r = unit_add_node_link(u, s->what,
-                                            u->meta.manager->running_as == MANAGER_SYSTEM &&
-                                            u->meta.manager->swap_on_plug)) < 0)
+
+                if ((r = swap_add_device_links(s)) < 0)
                         return r;
 
                 if ((r = swap_add_mount_links(s)) < 0)
@@ -262,6 +281,7 @@ int swap_add_one(
                 const char *what,
                 int priority,
                 bool noauto,
+                bool nofail,
                 bool handle,
                 bool from_proc_swaps) {
         Unit *u = NULL;
@@ -311,6 +331,7 @@ int swap_add_one(
 
         p->priority = priority;
         p->noauto = noauto;
+        p->nofail = nofail;
         p->handle = handle;
 
         if (delete)
@@ -385,6 +406,7 @@ static void swap_dump(Unit *u, FILE *f, const char *prefix) {
                 "%sWhat: %s\n"
                 "%sPriority: %i\n"
                 "%sNoAuto: %s\n"
+                "%sNoFail: %s\n"
                 "%sHandle: %s\n"
                 "%sFrom /etc/fstab: %s\n"
                 "%sFrom /proc/swaps: %s\n"
@@ -393,6 +415,7 @@ static void swap_dump(Unit *u, FILE *f, const char *prefix) {
                 prefix, s->what,
                 prefix, p->priority,
                 prefix, yes_no(p->noauto),
+                prefix, yes_no(p->nofail),
                 prefix, yes_no(p->handle),
                 prefix, yes_no(s->from_etc_fstab),
                 prefix, yes_no(s->from_proc_swaps),
@@ -525,7 +548,7 @@ static int swap_load_proc_swaps(Manager *m) {
                 if (!d)
                         return -ENOMEM;
 
-                k = swap_add_one(m, d, prio, false, false, true);
+                k = swap_add_one(m, d, prio, false, false, false, true);
                 free(d);
 
                 if (k < 0)
index 3c53536..a180708 100644 (file)
@@ -39,6 +39,7 @@ typedef struct SwapParameters {
         char *what;
         int priority;
         bool noauto:1;
+        bool nofail:1;
         bool handle:1;
 } SwapParameters;
 
@@ -60,7 +61,7 @@ struct Swap {
 
 extern const UnitVTable swap_vtable;
 
-int swap_add_one(Manager *m, const char *what, int prio, bool no_auto, bool handle, bool from_proc_swap);
+int swap_add_one(Manager *m, const char *what, int prio, bool no_auto, bool no_fail, bool handle, bool from_proc_swap);
 
 int swap_add_one_mount_link(Swap *s, Mount *m);
 
index 9d87c6d..c6a7bf3 100644 (file)
@@ -18,6 +18,5 @@
 #SysVConsole=yes
 #CrashChVT=1
 #CPUAffinity=1 2
-#MountOnPlug=yes
-#SwapOnPlug=yes
 #MountAuto=yes
+#SwapAuto=yes