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unit: make ignoring in snapshots a per unit property, instead of a per unit type property

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This commit is contained in:
Lennart Poettering 2011-05-05 10:58:55 +02:00
parent a96257af78
commit 7a6000a682
7 changed files with 36 additions and 8 deletions
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12
man/systemd.unit.xml
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@ -470,6 +470,18 @@
<option>false</option>.</para></listitem>
</varlistentry>
<varlistentry>
<term><varname>IgnoreOnSnapshot=</varname></term>
<listitem><para>Takes a boolean
argument. If <option>true</option>
this unit will not be included in
snapshots. Defaults to
<option>false</option> for device and
snapshot units, <option>true</option>
for the others.</para></listitem>
</varlistentry>
<varlistentry>
<term><varname>StopWhenUnneeded=</varname></term>

2
src/dbus-unit.h
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@ -105,6 +105,7 @@
" <property name=\"DefaultDependencies\" type=\"b\" access=\"read\"/>\n" \
" <property name=\"OnFailureIsolate\" type=\"b\" access=\"read\"/>\n" \
" <property name=\"IgnoreOnIsolate\" type=\"b\" access=\"read\"/>\n" \
" <property name=\"IgnoreOnSnapshot\" type=\"b\" access=\"read\"/>\n" \
" <property name=\"DefaultControlGroup\" type=\"s\" access=\"read\"/>\n" \
" <property name=\"ControlGroup\" type=\"as\" access=\"read\"/>\n" \
" <property name=\"NeedDaemonReload\" type=\"b\" access=\"read\"/>\n" \
@ -162,6 +163,7 @@
{ "org.freedesktop.systemd1.Unit", "DefaultDependencies", bus_property_append_bool, "b", &u->meta.default_dependencies }, \
{ "org.freedesktop.systemd1.Unit", "OnFailureIsolate", bus_property_append_bool, "b", &u->meta.on_failure_isolate }, \
{ "org.freedesktop.systemd1.Unit", "IgnoreOnIsolate", bus_property_append_bool, "b", &u->meta.ignore_on_isolate }, \
{ "org.freedesktop.systemd1.Unit", "IgnoreOnSnapshot", bus_property_append_bool, "b", &u->meta.ignore_on_snapshot }, \
{ "org.freedesktop.systemd1.Unit", "DefaultControlGroup", bus_unit_append_default_cgroup, "s", u }, \
{ "org.freedesktop.systemd1.Unit", "ControlGroup", bus_unit_append_cgroups, "as", u }, \
{ "org.freedesktop.systemd1.Unit", "NeedDaemonReload", bus_unit_append_need_daemon_reload, "b", u }, \

2
src/device.c
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@ -72,6 +72,7 @@ static void device_init(Unit *u) {
d->meta.job_timeout = DEFAULT_TIMEOUT_USEC;
d->meta.ignore_on_isolate = true;
d->meta.ignore_on_snapshot = true;
}
static void device_done(Unit *u) {
@ -584,7 +585,6 @@ const UnitVTable device_vtable = {
.suffix = ".device",
.no_instances = true,
.no_snapshots = true,
.init = device_init,

1
src/load-fragment.c
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@ -1878,6 +1878,7 @@ static int load_from_path(Unit *u, const char *path) {
{ "DefaultDependencies", config_parse_bool, 0, &u->meta.default_dependencies, "Unit" },
{ "OnFailureIsolate", config_parse_bool, 0, &u->meta.on_failure_isolate, "Unit" },
{ "IgnoreOnIsolate", config_parse_bool, 0, &u->meta.ignore_on_isolate, "Unit" },
{ "IgnoreOnSnapshot", config_parse_bool, 0, &u->meta.ignore_on_snapshot, "Unit" },
{ "JobTimeoutSec", config_parse_usec, 0, &u->meta.job_timeout, "Unit" },
{ "ConditionPathExists", config_parse_condition_path, CONDITION_PATH_EXISTS, u, "Unit" },
{ "ConditionPathIsDirectory", config_parse_condition_path, CONDITION_PATH_IS_DIRECTORY, u, "Unit" },

15
src/snapshot.c
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@ -32,6 +32,16 @@ static const UnitActiveState state_translation_table[_SNAPSHOT_STATE_MAX] = {
[SNAPSHOT_ACTIVE] = UNIT_ACTIVE
};
static void snapshot_init(Unit *u) {
Snapshot *s = SNAPSHOT(u);
assert(s);
assert(s->meta.load_state == UNIT_STUB);
s->meta.ignore_on_isolate = true;
s->meta.ignore_on_snapshot = true;
}
static void snapshot_set_state(Snapshot *s, SnapshotState state) {
SnapshotState old_state;
assert(s);
@ -228,7 +238,7 @@ int snapshot_create(Manager *m, const char *name, bool cleanup, DBusError *e, Sn
HASHMAP_FOREACH_KEY(other, k, m->units, i) {
if (UNIT_VTABLE(other)->no_snapshots)
if (other->meta.ignore_on_snapshot)
continue;
if (k != other->meta.id)
@ -275,9 +285,10 @@ const UnitVTable snapshot_vtable = {
.no_alias = true,
.no_instances = true,
.no_snapshots = true,
.no_gc = true,
.init = snapshot_init,
.load = snapshot_load,
.coldplug = snapshot_coldplug,

6
src/unit.c
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@ -667,13 +667,15 @@ void unit_dump(Unit *u, FILE *f, const char *prefix) {
"%s\tRefuseManualStop: %s\n"
"%s\tDefaultDependencies: %s\n"
"%s\tOnFailureIsolate: %s\n"
"%s\tIgnoreOnIsolate: %s\n",
"%s\tIgnoreOnIsolate: %s\n"
"%s\tIgnoreOnSnapshot: %s\n",
prefix, yes_no(u->meta.stop_when_unneeded),
prefix, yes_no(u->meta.refuse_manual_start),
prefix, yes_no(u->meta.refuse_manual_stop),
prefix, yes_no(u->meta.default_dependencies),
prefix, yes_no(u->meta.on_failure_isolate),
prefix, yes_no(u->meta.ignore_on_isolate));
prefix, yes_no(u->meta.ignore_on_isolate),
prefix, yes_no(u->meta.ignore_on_snapshot));
LIST_FOREACH(by_unit, b, u->meta.cgroup_bondings)
fprintf(f, "%s\tControlGroup: %s:%s\n",

6
src/unit.h
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@ -213,6 +213,9 @@ struct Meta {
/* Ignore this unit when isolating */
bool ignore_on_isolate;
/* Ignore this unit when snapshotting */
bool ignore_on_snapshot;
/* Did the last condition check suceed? */
bool condition_result;
@ -364,9 +367,6 @@ struct UnitVTable {
/* Instances make no sense for this type */
bool no_instances:1;
/* Exclude this type from snapshots */
bool no_snapshots:1;
/* Exclude from automatic gc */
bool no_gc:1;