Saeki,
I think the bug you reported as below would be solved.
https://bugs.launchpad.net/sheepdog-project/+bug/1433452
Please ignore the previous e-mail, sorry.
On 2015年03月18日 23:08, Meng Lingkun wrote:
Startup sheep immediately after shutdown makes dog node list error.
The bug can be find on [1]. Check queue_pos znode before join the
cluster just like member znode does.
[1]https://bugs.launchpad.net/sheepdog-project/%20bug/1433452
Signed-off-by: Meng Lingkun <[email protected]>
---
sheep/cluster/zookeeper.c | 11 ++++++++---
1 files changed, 8 insertions(+), 3 deletions(-)
diff --git a/sheep/cluster/zookeeper.c b/sheep/cluster/zookeeper.c
index 303449e..690f054 100644
--- a/sheep/cluster/zookeeper.c
+++ b/sheep/cluster/zookeeper.c
@@ -1004,14 +1004,19 @@ out_unlock:
static int zk_join(const struct sd_node *myself,
void *opaque, size_t opaque_len)
{
- int rc;
+ int rc1, rc2;
char path[MAX_NODE_STR_LEN];
this_node.node = *myself;
snprintf(path, sizeof(path), MEMBER_ZNODE "/%s", node_to_str(myself));
- rc = zk_node_exists(path);
- if (rc == ZOK) {
+ rc1 = zk_node_exists(path);
+
+ snprintf(path, sizeof(path), QUEUE_POS_ZNODE "/%s",
+ node_to_str(myself));
+ rc2 = zk_node_exists(path);
+
+ if (rc1 == ZOK || rc2 == ZOK) {
sd_err("Previous zookeeper session exist, shoot myself. Please "
"wait for %d seconds to join me again.",
DIV_ROUND_UP(zk_timeout, 1000));
--
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