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authorPranith Kumar K <pranithk@gluster.com>2010-09-20 09:54:12 +0000
committerVijay Bellur <vijay@dev.gluster.com>2010-09-20 10:33:38 -0700
commitad234382336a6f2dafb4cb698dfabbf7957b498b (patch)
tree8cb8c47abb63ea4a5647a5524b688f298017aae9 /xlators/mgmt/glusterd/src/glusterd-handler.c
parente71b50e49612af4e76510b0c2a6f0519adfd852d (diff)
cli, mgmt/glusterd: volume sync command
Signed-off-by: Pranith Kumar K <pranithk@gluster.com> Signed-off-by: Vijay Bellur <vijay@dev.gluster.com> BUG: 1310 () URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=1310
Diffstat (limited to 'xlators/mgmt/glusterd/src/glusterd-handler.c')
-rw-r--r--xlators/mgmt/glusterd/src/glusterd-handler.c142
1 files changed, 128 insertions, 14 deletions
diff --git a/xlators/mgmt/glusterd/src/glusterd-handler.c b/xlators/mgmt/glusterd/src/glusterd-handler.c
index bc015293f4a..da9eca02174 100644
--- a/xlators/mgmt/glusterd/src/glusterd-handler.c
+++ b/xlators/mgmt/glusterd/src/glusterd-handler.c
@@ -297,7 +297,7 @@ out:
return ret;
}
-static int
+int
glusterd_add_volume_detail_to_dict (glusterd_volinfo_t *volinfo,
dict_t *volumes, int count)
{
@@ -2013,6 +2013,108 @@ out:
return ret;
}
+int
+glusterd_handle_sync_volume (rpcsvc_request_t *req)
+{
+ int32_t ret = -1;
+ gf1_cli_sync_volume_req cli_req = {0,};
+ dict_t *dict = NULL;
+ gf1_cli_sync_volume_rsp cli_rsp = {0.};
+ char msg[2048] = {0,};
+ gf_boolean_t free_hostname = _gf_true;
+ gf_boolean_t free_volname = _gf_true;
+ glusterd_volinfo_t *volinfo = NULL;
+
+ GF_ASSERT (req);
+
+ if (!gf_xdr_to_cli_sync_volume_req (req->msg[0], &cli_req)) {
+ //failed to decode msg;
+ req->rpc_err = GARBAGE_ARGS;
+ goto out;
+ }
+ gf_log ("glusterd", GF_LOG_NORMAL, "Received volume sync req "
+ "for volume %s",
+ (cli_req.flags & GF_CLI_SYNC_ALL) ? "all" : cli_req.volname);
+
+ dict = dict_new ();
+ if (!dict) {
+ gf_log ("", GF_LOG_ERROR, "Can't allocate sync vol dict");
+ goto out;
+ }
+
+ if (!glusterd_is_local_addr (cli_req.hostname)) {
+ ret = -1;
+ snprintf (msg, sizeof (msg), "sync from localhost"
+ " not allowed");
+ goto out;
+ }
+
+ ret = dict_set_dynmstr (dict, "hostname", cli_req.hostname);
+ if (ret) {
+ gf_log ("", GF_LOG_ERROR, "hostname set failed");
+ snprintf (msg, sizeof (msg), "hostname set failed");
+ goto out;
+ } else {
+ free_hostname = _gf_false;
+ }
+
+ ret = dict_set_int32 (dict, "flags", cli_req.flags);
+ if (ret) {
+ gf_log ("", GF_LOG_ERROR, "volume flags set failed");
+ snprintf (msg, sizeof (msg), "volume flags set failed");
+ goto out;
+ }
+
+ if (!cli_req.flags) {
+ ret = glusterd_volinfo_find (cli_req.volname, &volinfo);
+ if (!ret) {
+ snprintf (msg, sizeof (msg), "please delete the "
+ "volume: %s before sync", cli_req.volname);
+ ret = -1;
+ goto out;
+ }
+
+ ret = dict_set_dynmstr (dict, "volname", cli_req.volname);
+ if (ret) {
+ gf_log ("", GF_LOG_ERROR, "volume name set failed");
+ snprintf (msg, sizeof (msg), "volume name set failed");
+ goto out;
+ } else {
+ free_volname = _gf_false;
+ }
+ } else {
+ free_volname = _gf_false;
+ if (glusterd_volume_count_get ()) {
+ snprintf (msg, sizeof (msg), "please delete all the "
+ "volumes before full sync");
+ ret = -1;
+ goto out;
+ }
+ }
+
+ ret = glusterd_sync_volume (req, dict);
+
+out:
+ if (ret) {
+ cli_rsp.op_ret = -1;
+ cli_rsp.op_errstr = msg;
+ glusterd_submit_reply(req, &cli_rsp, NULL, 0, NULL,
+ gf_xdr_from_cli_sync_volume_rsp);
+ if (free_hostname && cli_req.hostname)
+ free (cli_req.hostname);
+ if (free_volname && cli_req.volname)
+ free (cli_req.volname);
+ if (dict)
+ dict_unref (dict);
+ if (!glusterd_opinfo_unlock())
+ gf_log ("glusterd", GF_LOG_ERROR, "Unlock on "
+ "opinfo failed");
+
+ ret = 0; //sent error to cli, prevent second reply
+ }
+
+ return ret;
+}
int
glusterd_op_lock_send_resp (rpcsvc_request_t *req, int32_t status)
@@ -2156,9 +2258,9 @@ out:
int
glusterd_op_commit_send_resp (rpcsvc_request_t *req,
- int32_t op, int32_t status, char *op_errstr)
+ int32_t op, int32_t status, char *op_errstr,
+ dict_t *rsp_dict)
{
- dict_t *rsp_dict = NULL;
gd1_mgmt_commit_op_rsp rsp = {{0}, };
int ret = -1;
@@ -2172,18 +2274,14 @@ glusterd_op_commit_send_resp (rpcsvc_request_t *req,
else
rsp.op_errstr = "";
- rsp_dict = dict_new ();
- if (!rsp_dict) {
- gf_log ("", GF_LOG_DEBUG,
- "Out of memory");
- ret = -1;
- goto out;
- }
-
- if (op == GD_OP_REPLACE_BRICK) {
+ switch (op) {
+ case GD_OP_REPLACE_BRICK:
ret = glusterd_fill_rb_commit_rsp (rsp_dict);
if (ret)
goto out;
+ break;
+ default:
+ break;
}
ret = dict_allocate_and_serialize (rsp_dict,
@@ -2203,8 +2301,6 @@ glusterd_op_commit_send_resp (rpcsvc_request_t *req,
"Responded to commit, ret: %d", ret);
out:
- if (rsp_dict)
- dict_unref (rsp_dict);
if (rsp.dict.dict_val)
GF_FREE (rsp.dict.dict_val);
return ret;
@@ -3084,6 +3180,24 @@ glusterd_log_rotate (rpcsvc_request_t *req, dict_t *dict)
return ret;
}
+int32_t
+glusterd_sync_volume (rpcsvc_request_t *req, dict_t *ctx)
+{
+ int32_t ret = -1;
+
+ GF_ASSERT (req);
+ GF_ASSERT (ctx);
+
+ glusterd_op_set_op (GD_OP_SYNC_VOLUME);
+ glusterd_op_set_ctx (GD_OP_SYNC_VOLUME, ctx);
+ glusterd_op_set_ctx_free (GD_OP_SYNC_VOLUME, _gf_true);
+ glusterd_op_set_req (req);
+
+ ret = glusterd_op_txn_begin ();
+
+ return ret;
+}
+
int32_t
glusterd_list_friends (rpcsvc_request_t *req, dict_t *dict, int32_t flags)