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authorLennart Poettering <lennart@poettering.net>2013-07-10 23:39:46 +0200
committerLennart Poettering <lennart@poettering.net>2013-07-10 23:41:04 +0200
commit7fb3ee51c1b37738fd0ea2c81dfd6c336144698a (patch)
tree1a0def1b9d80726c7c12d2154446b48cb25c3fca /src/core
parentf2d4f98d5873e0649b79b04b967fc9625ab3a350 (diff)
user-sessions: rely on PID 1 to kill sessions
As we want to centralized cgroup access we should stop killing the user sessions directly from the systemd-user-sessions service. Instead, rely on PID 1 doing this by adding the right ordering dependencies to the session scope units.
Diffstat (limited to 'src/core')
-rw-r--r--src/core/dbus-unit.c57
1 files changed, 57 insertions, 0 deletions
diff --git a/src/core/dbus-unit.c b/src/core/dbus-unit.c
index e07a28e32d..57fac00d19 100644
--- a/src/core/dbus-unit.c
+++ b/src/core/dbus-unit.c
@@ -844,6 +844,63 @@ static int bus_unit_set_transient_property(
unit_write_drop_in(u, mode, "Slice", contents);
}
return 1;
+
+ } else if (streq(name, "Requires") ||
+ streq(name, "RequiresOverridable") ||
+ streq(name, "Requisite") ||
+ streq(name, "RequisiteOverridable") ||
+ streq(name, "Wants") ||
+ streq(name, "BindsTo") ||
+ streq(name, "Conflicts") ||
+ streq(name, "Before") ||
+ streq(name, "After") ||
+ streq(name, "OnFailure") ||
+ streq(name, "PropagatesReloadTo") ||
+ streq(name, "ReloadPropagatedFrom") ||
+ streq(name, "PartOf")) {
+
+ UnitDependency d;
+ DBusMessageIter sub;
+
+ d = unit_dependency_from_string(name);
+ if (d < 0)
+ return -EINVAL;
+
+ if (dbus_message_iter_get_arg_type(i) != DBUS_TYPE_ARRAY ||
+ dbus_message_iter_get_element_type(i) != DBUS_TYPE_STRING)
+ return -EINVAL;
+
+ dbus_message_iter_recurse(i, &sub);
+ while (dbus_message_iter_get_arg_type(&sub) == DBUS_TYPE_STRING) {
+ const char *other;
+
+ dbus_message_iter_get_basic(&sub, &other);
+
+ if (!unit_name_is_valid(other, false))
+ return -EINVAL;
+
+ if (mode != UNIT_CHECK) {
+ _cleanup_free_ char *label = NULL, *contents = NULL;
+
+ r = unit_add_dependency_by_name(u, d, other, NULL, true);
+ if (r < 0)
+ return r;
+
+ label = strjoin(name, "-", other, NULL);
+ if (!label)
+ return -ENOMEM;
+
+ contents = strjoin("[Unit]\n", name, "=", other, "\n", NULL);
+ if (!contents)
+ return -ENOMEM;
+
+ unit_write_drop_in(u, mode, label, contents);
+ }
+
+ dbus_message_iter_next(&sub);
+ }
+
+ return 1;
}
return 0;