renay****@ybb*****
renay****@ybb*****
2011年 6月 28日 (火) 15:08:57 JST
Fork藤井さん
お疲れ様です。山内です。
念の為、以下に該当処理部分のソースも提示しておきます。
●crm/pengine/group.c
void group_internal_constraints(resource_t *rsc, pe_working_set_t *data_set)
{
const char *value = NULL;
gboolean stateful = FALSE;
resource_t *last_rsc = NULL;
group_variant_data_t *group_data = NULL;
get_group_variant_data(group_data, rsc);
native_internal_constraints(rsc, data_set);
value = g_hash_table_lookup(rsc->parameters, crm_meta_name("stateful"));
stateful = crm_is_true(value);
custom_action_order(
rsc, stopped_key(rsc), NULL,
rsc, start_key(rsc), NULL,
pe_order_optional, data_set);
custom_action_order(
rsc, stop_key(rsc), NULL,
rsc, stopped_key(rsc), NULL,
pe_order_runnable_left|pe_order_implies_right|pe_order_implies_left, data_set);
custom_action_order(
rsc, start_key(rsc), NULL,
rsc, started_key(rsc), NULL,
pe_order_runnable_left, data_set);
slist_iter(
child_rsc, resource_t, rsc->children, lpc,
int stop = pe_order_shutdown|pe_order_implies_right;
int stopped = pe_order_implies_right_printed;
int start = pe_order_implies_right|pe_order_runnable_left;
int started = pe_order_runnable_left|pe_order_implies_right|pe_order_implies_right_printed;
child_rsc->cmds->internal_constraints(child_rsc, data_set);
if(last_rsc == NULL) {
stop |= pe_order_implies_left;
stopped = pe_order_implies_right;
} else if(group_data->colocated) {
rsc_colocation_new(
"group:internal_colocation", NULL, INFINITY,
child_rsc, last_rsc, NULL, NULL, data_set);
}
if(stateful) {
custom_action_order(rsc, demote_key(rsc), NULL,
child_rsc, demote_key(child_rsc), NULL,
stop|pe_order_implies_left_printed, data_set);
custom_action_order(child_rsc, demote_key(child_rsc), NULL,
rsc, demoted_key(rsc), NULL,
stopped, data_set);
custom_action_order(child_rsc, promote_key(child_rsc), NULL,
rsc, promoted_key(rsc), NULL,
started, data_set);
custom_action_order(rsc, promote_key(rsc), NULL,
child_rsc, promote_key(child_rsc), NULL,
pe_order_implies_left_printed, data_set);
}
order_start_start(rsc, child_rsc, pe_order_implies_left_printed);
order_stop_stop(rsc, child_rsc, stop|pe_order_implies_left_printed);
custom_action_order(child_rsc, stop_key(child_rsc), NULL,
rsc, stopped_key(rsc), NULL,
stopped, data_set);
custom_action_order(child_rsc, start_key(child_rsc), NULL,
rsc, started_key(rsc), NULL,
started, data_set);
if(group_data->ordered == FALSE) {
order_start_start(rsc, child_rsc, start|pe_order_implies_left_printed);
if(stateful) {
custom_action_order(rsc, promote_key(rsc), NULL,
child_rsc, promote_key(child_rsc), NULL,
start|pe_order_implies_left_printed, data_set);
}
} else if(last_rsc != NULL) {
child_rsc->restart_type = pe_restart_restart;
order_start_start(last_rsc, child_rsc, start);
order_stop_stop(child_rsc, last_rsc, pe_order_implies_left);
if(stateful) {
custom_action_order(last_rsc, promote_key(last_rsc), NULL,
child_rsc, promote_key(child_rsc), NULL,
start, data_set);
custom_action_order(child_rsc, demote_key(child_rsc), NULL,
last_rsc, demote_key(last_rsc), NULL,
pe_order_implies_left, data_set);
}
} else {
/* If anyone in the group is starting, then
* pe_order_implies_right will cause _everyone_ in the group
* to be sent a start action
* But this is safe since starting something that is already
* started is required to be "safe"
*/
int flags = pe_order_implies_left|pe_order_implies_right|pe_order_runnable_right|pe_order_runnable_left;
order_start_start(rsc, child_rsc, flags);
if(stateful) {
custom_action_order(rsc, promote_key(rsc), NULL,
child_rsc, promote_key(child_rsc), NULL,
flags, data_set);
}
}
last_rsc = child_rsc;
);
if(group_data->ordered && last_rsc != NULL) {
int stop_stop_flags = pe_order_implies_right;
int stop_stopped_flags = pe_order_implies_left;
order_stop_stop(rsc, last_rsc, stop_stop_flags);
custom_action_order(last_rsc, stop_key(last_rsc), NULL,
rsc, stopped_key(rsc), NULL,
stop_stopped_flags, data_set);
if(stateful) {
custom_action_order(rsc, demote_key(rsc), NULL,
last_rsc, demote_key(last_rsc), NULL,
stop_stop_flags, data_set);
custom_action_order(last_rsc, demote_key(last_rsc), NULL,
rsc, demoted_key(rsc), NULL,
stop_stopped_flags, data_set);
}
}
}
--- On Tue, 2011/6/28, renay****@ybb***** <renay****@ybb*****> wrote:
> 藤井さん
>
> こんにちは、メイトリックスの山内です。
>
> 2.1.4においても、group内のリソースについては、基本的には、起動・停止順が
> cib.xmlのグループ内の順序に従って、内部で自動的に生成されます。
>
> よって、上記の起動・停止順で良いのであれば、orderを記述する必要はありません。
>
> 以上、よろしく御願いいたします。
>
> --- On Tue, 2011/6/28, kfujii <ysk00****@partn*****> wrote:
>
> > 藤井と申します。お世話になっております。
> >
> > Heartbeat2でのリソースの起動・停止順序についてご質問です。
> >
> > heartbeat-gui-2.1.4-1
> > heartbeat-2.1.4-1
> >
> > Resource Group: group_1
> > Filesystem_1 (ocf::heartbeat:Filesystem): Started hb01
> > vsftpd_2 (ocf::heartbeat:vsftpd): Started hb01
> > jboss_3 (ocf::heartbeat:jboss): Started mpbbae01
> > JobChange_4 (ocf::heartbeat:JobChangeSTAR): Started hb01
> > Zuiji_5 (ocf::heartbeat:Zuiji): Started hb01
> > IPaddr2_6 (ocf::heartbeat:IPaddr2): Started hb01
> > Resource Group: group_11
> > Filesystem_11 (ocf::heartbeat:Filesystem): Started hb02
> > jboss_12 (ocf::heartbeat:jboss): Started hb02
> > JobChange_14 (ocf::heartbeat:JobChangeBEST): Started hb02
> > vsftpd_13 (ocf::heartbeat:vsftpd): Started hb02
> > IPaddr2_15 (ocf::heartbeat:IPaddr2): Started hb02
> >
> > 上記のような構成で、
> >
> > orderの設定を行っていない場合、
> > 起動は上のリソース（group_1だとFilesystem_1）
> > 停止は下のリソース（group_1だとIPaddr2_6）
> > から行われる認識で宜しいでしょうか？
> > それとも、いっぺんに起動しようとするのでしょうか？
> >
> > もし作成した順番で起動が行われるのであれば、
> > orderの指定はしなくても大丈夫でしょうか？
> > それとも、明示的にorderの指定を行うのがベターでしょうか？
> >
> > 以上、ご教示のほど宜しくお願い致します。
> >
> > _______________________________________________
> > Linux-ha-japan mailing list
> > Linux****@lists*****
> > http://lists.sourceforge.jp/mailman/listinfo/linux-ha-japan
> >
>
> _______________________________________________
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>