[Sheepdog] [zookeeper][PATCH v2 09/11] Fix bug: zk_leave doesn't work

[Yunkai Zhang]

From: Yunkai Zhang <qiushu.zyk at taobao.com>

Now we just need to delete znode in /sheepdog/member,
and zookeeper will notify LEAVE event to all other
sheeps automatically.

Signed-off-by: Yunkai Zhang <qiushu.zyk at taobao.com>
---
 sheep/cluster/zookeeper.c |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/sheep/cluster/zookeeper.c b/sheep/cluster/zookeeper.c
index a18f9a0..3ec64a8 100644
--- a/sheep/cluster/zookeeper.c
+++ b/sheep/cluster/zookeeper.c
@@ -765,7 +765,10 @@ static int zk_join(struct sd_node *myself,
 
 static int zk_leave(void)
 {
-	return add_event(zhandle, EVENT_LEAVE, &this_node, NULL, 0, NULL);
+	char path[256];
+	sprintf(path, MEMBER_ZNODE "/%s", node_to_str(&this_node.node));
+	dprintf("try to delete member path:%s\n", path);
+	return zk_delete(zhandle, path, -1);
 }
 
 static int zk_notify(void *msg, size_t msg_len, void (*block_cb)(void *arg))
-- 
1.7.7.6