glusterd/uss: Create rebalance volfile.

Create a new rebalance volfile, which will not contain
snap-view client translators, irrespective of the status
of USS.

This volfile, will be created and regenerated everytime
the fuse-volfile is generated, and will be consumed
by the rebalance process.

Change-Id: I514a8e88d06c0b8fb6949c3a3e6dc4dbe55e38af
BUG: 1164711
Signed-off-by: Avra Sengupta <asengupt@redhat.com>
Reviewed-on: http://review.gluster.org/9190
Tested-by: Gluster Build System <jenkins@build.gluster.com>
Reviewed-by: Rajesh Joseph <rjoseph@redhat.com>
Reviewed-by: Atin Mukherjee <amukherj@redhat.com>
Reviewed-by: Krishnan Parthasarathi <kparthas@redhat.com>
Tested-by: Krishnan Parthasarathi <kparthas@redhat.com>

1 files changed, 20 insertions, 0 deletions

diff --git a/xlators/mgmt/glusterd/src/glusterd-handshake.c b/xlators/mgmt/glusterd/src/glusterd-handshake.c
index 8c9194e1961..8414fa8e9bb 100644
--- a/xlators/mgmt/glusterd/src/glusterd-handshake.c
+++ b/xlators/mgmt/glusterd/src/glusterd-handshake.c
@@ -230,6 +230,26 @@ build_volfile_path (char *volume_id, char *path,
 
         }
 
+        volid_ptr = strstr (volume_id, "rebalance/");
+        if (volid_ptr) {
+                volid_ptr = strchr (volid_ptr, '/');
+                if (!volid_ptr) {
+                        ret = -1;
+                        goto out;
+                }
+                volid_ptr++;
+
+                ret = glusterd_volinfo_find (volid_ptr, &volinfo);
+                if (ret == -1) {
+                        gf_log (this->name, GF_LOG_ERROR,
+                                "Couldn't find volinfo");
+                        goto out;
+                }
+                glusterd_get_rebalance_volfile (volinfo, path, path_len);
+                ret = 0;
+                goto out;
+        }
+
         if (volume_id[0] == '/') {
                 /* Normal behavior */
                 volid_ptr = volume_id;