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authorLennart Poettering <lennart@poettering.net>2010-01-29 03:18:09 +0100
committerLennart Poettering <lennart@poettering.net>2010-01-29 03:18:09 +0100
commitf50e0a012340fa8dfe6ec7f0cd869f5f3a052d7a (patch)
tree79ef58ce7acbc8dffcb0af8284a0f4e5922bbe88 /manager.c
parentb08d03ffe58332f590aae5c78a85e4fc0b8588ce (diff)
implement coldpluggin
Diffstat (limited to 'manager.c')
-rw-r--r--manager.c82
1 files changed, 37 insertions, 45 deletions
diff --git a/manager.c b/manager.c
index 23d450d33f..9355a6a6f5 100644
--- a/manager.c
+++ b/manager.c
@@ -17,14 +17,6 @@
#include "log.h"
#include "util.h"
-static const char * const special_table[_SPECIAL_UNIT_MAX] = {
- [SPECIAL_SYSLOG_SERVICE] = "syslog.service",
- [SPECIAL_DBUS_SERVICE] = "messagebus.service",
- [SPECIAL_LOGGER_SOCKET] = "systemd-logger.socket",
- [SPECIAL_KBREQUEST_TARGET] = "kbrequest.target",
- [SPECIAL_CTRL_ALT_DEL_TARGET] = "ctrl-alt-del.target"
-};
-
static int manager_setup_signals(Manager *m) {
sigset_t mask;
struct epoll_event ev;
@@ -58,35 +50,6 @@ static int manager_setup_signals(Manager *m) {
return 0;
}
-static int manager_load_special_units(Manager *m) {
- SpecialUnit c;
- int r;
-
- assert(m);
-
- /* Loads all 'special' units, so that we have easy access to them later */
-
- for (c = 0; c < _SPECIAL_UNIT_MAX; c++)
- if ((r = manager_load_unit(m, special_table[c], m->special_units+c)) < 0)
- return r;
-
- return 0;
-}
-
-static int manager_enumerate(Manager *m) {
- int r;
- UnitType c;
-
- assert(m);
-
- for (c = 0; c < _UNIT_TYPE_MAX; c++)
- if (unit_vtable[c]->enumerate)
- if ((r = unit_vtable[c]->enumerate(m)) < 0)
- return r;
-
- return 0;
-}
-
Manager* manager_new(void) {
Manager *m;
@@ -113,12 +76,6 @@ Manager* manager_new(void) {
if (manager_setup_signals(m) < 0)
goto fail;
- if (manager_load_special_units(m) < 0)
- goto fail;
-
- if (manager_enumerate(m) < 0)
- goto fail;
-
return m;
fail:
@@ -156,6 +113,39 @@ void manager_free(Manager *m) {
free(m);
}
+int manager_coldplug(Manager *m) {
+ int r;
+ UnitType c;
+ Iterator i;
+ Unit *u;
+ char *k;
+
+ assert(m);
+
+ /* First, let's ask every type to load all units from
+ * disk/kernel that it might know */
+ for (c = 0; c < _UNIT_TYPE_MAX; c++)
+ if (unit_vtable[c]->enumerate)
+ if ((r = unit_vtable[c]->enumerate(m)) < 0)
+ return r;
+
+ manager_dispatch_load_queue(m);
+
+ /* Then, let's set up their initial state. */
+ HASHMAP_FOREACH_KEY(u, k, m->units, i) {
+
+ /* ignore aliases */
+ if (unit_id(u) != k)
+ continue;
+
+ if (UNIT_VTABLE(u)->coldplug)
+ if ((r = UNIT_VTABLE(u)->coldplug(u)) < 0)
+ return r;
+ }
+
+ return 0;
+}
+
static void transaction_delete_job(Manager *m, Job *j) {
assert(m);
assert(j);
@@ -874,6 +864,8 @@ int manager_add_job(Manager *m, JobType type, Unit *unit, JobMode mode, bool for
if ((r = transaction_activate(m, mode)) < 0)
return r;
+ log_debug("Enqueued job %s/%s", unit_id(unit), job_type_to_string(type));
+
if (_ret)
*_ret = ret;
@@ -893,7 +885,7 @@ Unit *manager_get_unit(Manager *m, const char *name) {
return hashmap_get(m->units, name);
}
-static void dispatch_load_queue(Manager *m) {
+void manager_dispatch_load_queue(Manager *m) {
Meta *meta;
assert(m);
@@ -951,7 +943,7 @@ int manager_load_unit(Manager *m, const char *path, Unit **_ret) {
}
unit_add_to_load_queue(ret);
- dispatch_load_queue(m);
+ manager_dispatch_load_queue(m);
*_ret = ret;
return 0;