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Diffstat (limited to 'xlators/mgmt/glusterd/src/glusterd-op-sm.c')
-rw-r--r--xlators/mgmt/glusterd/src/glusterd-op-sm.c169
1 files changed, 169 insertions, 0 deletions
diff --git a/xlators/mgmt/glusterd/src/glusterd-op-sm.c b/xlators/mgmt/glusterd/src/glusterd-op-sm.c
index 317eab7..513be5b 100644
--- a/xlators/mgmt/glusterd/src/glusterd-op-sm.c
+++ b/xlators/mgmt/glusterd/src/glusterd-op-sm.c
@@ -144,6 +144,7 @@ glusterd_op_get_len (glusterd_op_t op)
break;
case GD_OP_SET_VOLUME:
+ case GD_OP_RESET_VOLUME:
case GD_OP_REPLACE_BRICK:
case GD_OP_ADD_BRICK:
{
@@ -242,6 +243,7 @@ glusterd_op_build_payload (glusterd_op_t op, gd1_mgmt_stage_op_req **req)
case GD_OP_ADD_BRICK:
case GD_OP_REPLACE_BRICK:
case GD_OP_SET_VOLUME:
+ case GD_OP_RESET_VOLUME:
case GD_OP_REMOVE_BRICK:
case GD_OP_LOG_FILENAME:
case GD_OP_LOG_ROTATE:
@@ -1118,6 +1120,54 @@ out:
return ret;
}
+static int
+glusterd_op_stage_reset_volume (gd1_mgmt_stage_op_req *req)
+{
+ int ret = 0;
+ dict_t *dict = NULL;
+ char *volname = NULL;
+ gf_boolean_t exists = _gf_false;
+
+ GF_ASSERT (req);
+
+ dict = dict_new ();
+ if (!dict)
+ goto out;
+
+ ret = dict_unserialize (req->buf.buf_val, req->buf.buf_len, &dict);
+
+ if (ret) {
+ gf_log ("", GF_LOG_ERROR, "Unable to unserialize dict");
+ goto out;
+ }
+
+ ret = dict_get_str (dict, "volname", &volname);
+
+ if (ret) {
+ gf_log ("", GF_LOG_ERROR, "Unable to get volume name");
+ goto out;
+ }
+
+ exists = glusterd_check_volume_exists (volname);
+
+ if (!exists) {
+ gf_log ("", GF_LOG_ERROR, "Volume with name: %s "
+ "does not exist",
+ volname);
+ ret = -1;
+ goto out;
+ }
+
+
+out:
+ if (dict)
+ dict_unref (dict);
+ gf_log ("", GF_LOG_DEBUG, "Returning %d", ret);
+
+ return ret;
+}
+
+
gf_boolean_t
glusterd_check_option_exists(char *optstring)
@@ -2746,6 +2796,102 @@ out:
return ret;
}
+void
+_delete_reconfig_opt (dict_t *this, char *key, data_t *value, void *data)
+{
+
+ gf_boolean_t exists = _gf_false;
+
+ exists = glusterd_check_option_exists(key);
+
+ if (exists) {
+ gf_log ("", GF_LOG_DEBUG, "deleting dict with key=%s,value=%s",
+ key, value->data);
+ dict_del (this, key);
+ }
+
+}
+
+int
+glusterd_options_reset (glusterd_volinfo_t *volinfo)
+{
+ int ret = 0;
+
+ gf_log ("", GF_LOG_DEBUG, "Received volume set reset command");
+
+ GF_ASSERT (volinfo->dict);
+
+ dict_foreach (volinfo->dict, _delete_reconfig_opt, volinfo->dict);
+
+ ret = glusterd_create_volfiles (volinfo);
+
+ if (ret) {
+ gf_log ("", GF_LOG_ERROR, "Unable to create volfile for"
+ " 'volume set'");
+ ret = -1;
+ goto out;
+ }
+
+ ret = glusterd_store_update_volume (volinfo);
+ if (ret)
+ goto out;
+
+ ret = glusterd_volume_compute_cksum (volinfo);
+ if (ret)
+ goto out;
+
+ if (GLUSTERD_STATUS_STARTED == volinfo->status)
+ ret = glusterd_check_generate_start_nfs (volinfo);
+ if (ret)
+ goto out;
+
+ ret = 0;
+
+out:
+ gf_log ("", GF_LOG_DEBUG, "Returning %d", ret);
+ return ret;
+}
+
+
+static int
+glusterd_op_reset_volume (gd1_mgmt_stage_op_req *req)
+{
+ glusterd_volinfo_t *volinfo = NULL;
+ int ret = -1;
+ char *volname = NULL;
+ dict_t *dict = NULL;
+
+ dict = dict_new ();
+ if (!dict)
+ goto out;
+
+
+ ret = dict_unserialize (req->buf.buf_val, req->buf.buf_len, &dict);
+ if (ret) {
+ gf_log ("", GF_LOG_ERROR, "Unable to unserialize dict");
+ goto out;
+ }
+
+ ret = dict_get_str (dict, "volname", &volname);
+ if (ret) {
+ gf_log ("", GF_LOG_ERROR, "Unable to get volume name " );
+ goto out;
+ }
+
+ ret = glusterd_volinfo_find (volname, &volinfo);
+ if (ret) {
+ gf_log ("", GF_LOG_ERROR, "Unable to allocate memory");
+ goto out;
+ }
+
+ ret = glusterd_options_reset (volinfo);
+
+out:
+ gf_log ("", GF_LOG_DEBUG, "'volume reset' returning %d", ret);
+ return ret;
+
+}
+
static int
glusterd_op_set_volume (gd1_mgmt_stage_op_req *req)
{
@@ -4033,6 +4179,22 @@ glusterd_op_send_cli_response (int32_t op, int32_t op_ret,
sfunc = gf_xdr_serialize_cli_set_vol_rsp;
break;
}
+
+ case GD_MGMT_CLI_RESET_VOLUME:
+ {
+ gf_log ("", GF_LOG_DEBUG, "Return value to CLI");
+ gf1_cli_reset_vol_rsp rsp = {0,};
+ rsp.op_ret = op_ret;
+ rsp.op_errno = 1;
+ rsp.volname = "";
+ if (op_errstr)
+ rsp.op_errstr = op_errstr;
+ else
+ rsp.op_errstr = "Error while resetting options";
+ cli_rsp = &rsp;
+ sfunc = gf_xdr_serialize_cli_reset_vol_rsp;
+ break;
+ }
case GD_MGMT_CLI_LOG_FILENAME:
{
@@ -4315,6 +4477,9 @@ glusterd_op_stage_validate (gd1_mgmt_stage_op_req *req, char **op_errstr)
case GD_OP_SET_VOLUME:
ret = glusterd_op_stage_set_volume (req);
break;
+
+ case GD_OP_RESET_VOLUME:
+ ret = glusterd_op_stage_reset_volume (req);
case GD_OP_REMOVE_BRICK:
ret = glusterd_op_stage_remove_brick (req);
@@ -4380,6 +4545,10 @@ glusterd_op_commit_perform (gd1_mgmt_stage_op_req *req, char **op_errstr,
ret = glusterd_op_set_volume (req);
break;
+ case GD_OP_RESET_VOLUME:
+ ret = glusterd_op_reset_volume (req);
+ break;
+
case GD_OP_REMOVE_BRICK:
ret = glusterd_op_remove_brick (req);
break;