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authorM. Mohan Kumar <mohan@in.ibm.com>2012-11-29 21:46:07 +0530
committerVijay Bellur <vbellur@redhat.com>2012-11-29 09:39:53 -0800
commit3c72850e8d00f0cf35ae054136be076a394e08e9 (patch)
tree0763ec784c5e7da66b212cbe8bc1683a53663eae /xlators/mgmt/glusterd
parentca796eba11a3f965bfbaa9bbffb5ef00c9bbb7ad (diff)
BD Backend: CLI commands to create/delete image
Cli commands added to create/delete a LV device. The following command creates lv in a given vg. $ gluster bd create <volname>:<vgname>/<lvname> <size> The following command deletes lv in a given vg. $ gluster bd delete <volname>:<vgname>/<lvname> BUG: 805138 Change-Id: Ie4e100eca14e2ee32cf2bb4dd064b17230d673bf Signed-off-by: M. Mohan Kumar <mohan@in.ibm.com> Reviewed-on: http://review.gluster.org/3718 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Vijay Bellur <vbellur@redhat.com>
Diffstat (limited to 'xlators/mgmt/glusterd')
-rw-r--r--xlators/mgmt/glusterd/src/glusterd-handler.c74
-rw-r--r--xlators/mgmt/glusterd/src/glusterd-op-sm.c94
-rw-r--r--xlators/mgmt/glusterd/src/glusterd-rpc-ops.c1
-rw-r--r--xlators/mgmt/glusterd/src/glusterd-volume-ops.c85
-rw-r--r--xlators/mgmt/glusterd/src/glusterd.h2
5 files changed, 253 insertions, 3 deletions
diff --git a/xlators/mgmt/glusterd/src/glusterd-handler.c b/xlators/mgmt/glusterd/src/glusterd-handler.c
index 9433436d0ae..1b1d113b578 100644
--- a/xlators/mgmt/glusterd/src/glusterd-handler.c
+++ b/xlators/mgmt/glusterd/src/glusterd-handler.c
@@ -50,6 +50,10 @@
#include "globals.h"
#include "glusterd-syncop.h"
+#ifdef HAVE_BD_XLATOR
+#include <lvm2app.h>
+#endif
+
static int
glusterd_handle_friend_req (rpcsvc_request_t *req, uuid_t uuid,
char *hostname, int port,
@@ -927,6 +931,73 @@ out:
return ret;
}
+#ifdef HAVE_BD_XLATOR
+int
+glusterd_handle_cli_bd_op (rpcsvc_request_t *req)
+{
+ int32_t ret = -1;
+ gf_cli_req cli_req = { {0,} };
+ dict_t *dict = NULL;
+ char *volname = NULL;
+ char *op_errstr = NULL;
+ glusterd_op_t cli_op = GD_OP_BD_OP;
+
+ GF_ASSERT (req);
+
+ if (!xdr_to_generic (req->msg[0], &cli_req,
+ (xdrproc_t)xdr_gf_cli_req)) {
+ /* failed to decode msg */
+ req->rpc_err = GARBAGE_ARGS;
+ goto out;
+ }
+
+ gf_log ("glusterd", GF_LOG_DEBUG, "Received bd op req");
+
+ if (cli_req.dict.dict_len) {
+ /* Unserialize the dictionary */
+ dict = dict_new ();
+
+ ret = dict_unserialize (cli_req.dict.dict_val,
+ cli_req.dict.dict_len,
+ &dict);
+ if (ret < 0) {
+ gf_log ("glusterd", GF_LOG_ERROR,
+ "failed to "
+ "unserialize req-buffer to dictionary");
+ goto out;
+ } else {
+ dict->extra_stdfree = cli_req.dict.dict_val;
+ }
+ }
+
+ ret = dict_get_str (dict, "volname", &volname);
+ if (ret) {
+ gf_log (THIS->name, GF_LOG_ERROR,
+ "failed to get volname");
+ goto out;
+ }
+
+ ret = glusterd_op_begin (req, GD_OP_BD_OP, dict);
+ gf_cmd_log ("bd op: %s", ((ret == 0) ? "SUCCESS": "FAILED"));
+out:
+ if (ret && dict)
+ dict_unref (dict);
+
+ glusterd_friend_sm ();
+ glusterd_op_sm ();
+
+ if (ret) {
+ if (!op_errstr)
+ op_errstr = gf_strdup ("operation failed");
+ ret = glusterd_op_send_cli_response (cli_op, ret, 0,
+ req, NULL, op_errstr);
+ GF_FREE (op_errstr);
+ }
+
+ return ret;
+}
+#endif
+
int
glusterd_handle_cli_uuid_reset (rpcsvc_request_t *req)
{
@@ -3165,6 +3236,9 @@ rpcsvc_actor_t gd_svc_cli_actors[] = {
[GLUSTER_CLI_STATEDUMP_VOLUME] = {"STATEDUMP_VOLUME", GLUSTER_CLI_STATEDUMP_VOLUME, glusterd_handle_cli_statedump_volume, NULL, 0},
[GLUSTER_CLI_LIST_VOLUME] = {"LIST_VOLUME", GLUSTER_CLI_LIST_VOLUME, glusterd_handle_cli_list_volume, NULL, 0},
[GLUSTER_CLI_CLRLOCKS_VOLUME] = {"CLEARLOCKS_VOLUME", GLUSTER_CLI_CLRLOCKS_VOLUME, glusterd_handle_cli_clearlocks_volume, NULL, 0},
+#ifdef HAVE_BD_XLATOR
+ [GLUSTER_CLI_BD_OP] = {"BD_OP", GLUSTER_CLI_BD_OP, glusterd_handle_cli_bd_op, NULL, 0},
+#endif
};
struct rpcsvc_program gd_svc_cli_prog = {
diff --git a/xlators/mgmt/glusterd/src/glusterd-op-sm.c b/xlators/mgmt/glusterd/src/glusterd-op-sm.c
index 4ca70516163..ac53f2e463b 100644
--- a/xlators/mgmt/glusterd/src/glusterd-op-sm.c
+++ b/xlators/mgmt/glusterd/src/glusterd-op-sm.c
@@ -235,6 +235,20 @@ glusterd_brick_op_build_payload (glusterd_op_t op, glusterd_brickinfo_t *brickin
brick_req->name = gf_strdup (name);
break;
+
+#ifdef HAVE_BD_XLATOR
+ case GD_OP_BD_OP:
+ {
+ brick_req = GF_CALLOC (1, sizeof (*brick_req),
+ gf_gld_mt_mop_brick_req_t);
+ if (!brick_req)
+ goto out;
+
+ brick_req->op = GLUSTERD_BRICK_BD_OP;
+ brick_req->name = "";
+ }
+ break;
+#endif
default:
goto out;
break;
@@ -2356,6 +2370,9 @@ glusterd_op_build_payload (dict_t **req, char **op_errstr, dict_t *op_ctx)
case GD_OP_STATEDUMP_VOLUME:
case GD_OP_CLEARLOCKS_VOLUME:
case GD_OP_DEFRAG_BRICK_VOLUME:
+#ifdef HAVE_BD_XLATOR
+ case GD_OP_BD_OP:
+#endif
{
ret = dict_get_str (dict, "volname", &volname);
if (ret) {
@@ -3489,7 +3506,11 @@ glusterd_op_stage_validate (glusterd_op_t op, dict_t *dict, char **op_errstr,
ret = glusterd_op_stage_clearlocks_volume (dict,
op_errstr);
break;
-
+#ifdef HAVE_BD_XLATOR
+ case GD_OP_BD_OP:
+ ret = glusterd_op_stage_bd (dict, op_errstr);
+ break;
+#endif
default:
gf_log ("", GF_LOG_ERROR, "Unknown op %d",
op);
@@ -3585,7 +3606,11 @@ glusterd_op_commit_perform (glusterd_op_t op, dict_t *dict, char **op_errstr,
case GD_OP_CLEARLOCKS_VOLUME:
ret = glusterd_op_clearlocks_volume (dict, op_errstr);
break;
-
+#ifdef HAVE_BD_XLATOR
+ case GD_OP_BD_OP:
+ ret = 0;
+ break;
+#endif
default:
gf_log ("", GF_LOG_ERROR, "Unknown op %d",
op);
@@ -4325,6 +4350,62 @@ _select_rxlators_for_full_self_heal (xlator_t *this,
return rxlator_count;
}
+#ifdef HAVE_BD_XLATOR
+static int
+glusterd_bricks_select_bd (dict_t *dict, char **op_errstr)
+{
+ int ret = -1;
+ glusterd_conf_t *priv = NULL;
+ xlator_t *this = NULL;
+ glusterd_pending_node_t *pending_node = NULL;
+ glusterd_volinfo_t *volinfo = NULL;
+ char *volname = NULL;
+ glusterd_brickinfo_t *brickinfo = NULL;
+ int brick_index = -1;
+
+ this = THIS;
+ GF_ASSERT (this);
+ priv = this->private;
+ GF_ASSERT (priv);
+
+ ret = dict_get_str (dict, "volname", &volname);
+ if (ret) {
+ gf_log (this->name, GF_LOG_ERROR, "Unable to get volname");
+ goto out;
+ }
+ ret = glusterd_volinfo_find (volname, &volinfo);
+ if (ret)
+ goto out;
+
+ pending_node = GF_CALLOC (1, sizeof (*pending_node),
+ gf_gld_mt_pending_node_t);
+ if (!pending_node) {
+ ret = -1;
+ goto out;
+ }
+
+ list_for_each_entry (brickinfo, &volinfo->bricks, brick_list) {
+ brick_index++;
+ if (uuid_compare (brickinfo->uuid, MY_UUID) ||
+ !glusterd_is_brick_started (brickinfo)) {
+ continue;
+ }
+ pending_node->node = brickinfo;
+ pending_node->type = GD_NODE_BRICK;
+ pending_node->index = brick_index;
+ list_add_tail (&pending_node->list,
+ &opinfo.pending_bricks);
+ pending_node = NULL;
+ }
+
+ ret = 0;
+
+out:
+ gf_log (THIS->name, GF_LOG_DEBUG, "Returning ret %d", ret);
+ return ret;
+}
+#endif
+
static int
glusterd_bricks_select_heal_volume (dict_t *dict, char **op_errstr)
{
@@ -4402,7 +4483,6 @@ out:
}
-
static int
glusterd_bricks_select_rebalance_volume (dict_t *dict, char **op_errstr)
{
@@ -4735,6 +4815,11 @@ glusterd_op_bricks_select (glusterd_op_t op, dict_t *dict, char **op_errstr)
case GD_OP_DEFRAG_BRICK_VOLUME:
ret = glusterd_bricks_select_rebalance_volume (dict, op_errstr);
break;
+#ifdef HAVE_BD_XLATOR
+ case GD_OP_BD_OP:
+ ret = glusterd_bricks_select_bd (dict, op_errstr);
+ break;
+#endif
default:
break;
}
@@ -5298,6 +5383,9 @@ glusterd_op_free_ctx (glusterd_op_t op, void *ctx)
case GD_OP_STATEDUMP_VOLUME:
case GD_OP_CLEARLOCKS_VOLUME:
case GD_OP_DEFRAG_BRICK_VOLUME:
+#ifdef HAVE_BD_XLATOR
+ case GD_OP_BD_OP:
+#endif
dict_unref (ctx);
break;
default:
diff --git a/xlators/mgmt/glusterd/src/glusterd-rpc-ops.c b/xlators/mgmt/glusterd/src/glusterd-rpc-ops.c
index c18c2b5e19e..21fad7e93a2 100644
--- a/xlators/mgmt/glusterd/src/glusterd-rpc-ops.c
+++ b/xlators/mgmt/glusterd/src/glusterd-rpc-ops.c
@@ -139,6 +139,7 @@ glusterd_op_send_cli_response (glusterd_op_t op, int32_t op_ret,
case GD_OP_LIST_VOLUME:
case GD_OP_CLEARLOCKS_VOLUME:
case GD_OP_HEAL_VOLUME:
+ case GD_OP_BD_OP:
{
/*nothing specific to be done*/
break;
diff --git a/xlators/mgmt/glusterd/src/glusterd-volume-ops.c b/xlators/mgmt/glusterd/src/glusterd-volume-ops.c
index 8c76c8f09e1..b74bbec7c59 100644
--- a/xlators/mgmt/glusterd/src/glusterd-volume-ops.c
+++ b/xlators/mgmt/glusterd/src/glusterd-volume-ops.c
@@ -1241,6 +1241,91 @@ out:
return ret;
}
+#ifdef HAVE_BD_XLATOR
+int
+glusterd_op_stage_bd (dict_t *dict, char **op_errstr)
+{
+ int ret = -1;
+ char *volname = NULL;
+ char *path = NULL;
+ char *size = NULL;
+ glusterd_volinfo_t *volinfo = NULL;
+ char msg[2048] = {0,};
+ gf_xl_bd_op_t bd_op = GF_BD_OP_INVALID;
+ uint64_t bytes = 0;
+
+ ret = dict_get_str (dict, "volname", &volname);
+ if (ret) {
+ snprintf (msg, sizeof(msg), "Failed to get volume name");
+ gf_log (THIS->name, GF_LOG_ERROR, "%s", msg);
+ *op_errstr = gf_strdup (msg);
+ goto out;
+ }
+
+ ret = dict_get_int32 (dict, "bd-op", (int32_t *)&bd_op);
+ if (ret) {
+ snprintf (msg, sizeof(msg), "Failed to get bd-op");
+ gf_log (THIS->name, GF_LOG_ERROR, "%s", msg);
+ *op_errstr = gf_strdup (msg);
+ goto out;
+ }
+
+ ret = dict_get_str (dict, "path", &path);
+ if (ret) {
+ snprintf (msg, sizeof(msg), "Failed to get path");
+ gf_log (THIS->name, GF_LOG_ERROR, "%s", msg);
+ *op_errstr = gf_strdup (msg);
+ goto out;
+ }
+
+ if (bd_op == GF_BD_OP_NEW_BD) {
+ ret = dict_get_str (dict, "size", &size);
+ if (ret) {
+ snprintf (msg, sizeof(msg), "Failed to get size");
+ gf_log ("", GF_LOG_ERROR, "%s", msg);
+ *op_errstr = gf_strdup (msg);
+ goto out;
+ }
+ if (gf_string2bytesize (size, &bytes) < 0) {
+ snprintf (msg, sizeof(msg),
+ "Invalid size %s, suffix with KB, MB etc",
+ size);
+ gf_log ("", GF_LOG_ERROR, "%s", msg);
+ *op_errstr = gf_strdup (msg);
+ ret = -1;
+ goto out;
+ }
+ }
+
+ ret = glusterd_volinfo_find (volname, &volinfo);
+ if (ret) {
+ snprintf (msg, sizeof(msg), "Volume %s does not exist",
+ volname);
+ gf_log ("", GF_LOG_ERROR, "%s", msg);
+ *op_errstr = gf_strdup (msg);
+ goto out;
+ }
+
+ ret = glusterd_validate_volume_id (dict, volinfo);
+ if (ret)
+ goto out;
+
+ if (!glusterd_is_volume_started (volinfo)) {
+ snprintf (msg, sizeof(msg), "Volume %s is not started",
+ volname);
+ gf_log ("", GF_LOG_ERROR, "%s", msg);
+ *op_errstr = gf_strdup (msg);
+ ret = -1;
+ goto out;
+ }
+
+ ret = 0;
+out:
+ gf_log ("", GF_LOG_DEBUG, "Returning %d", ret);
+ return ret;
+}
+
+#endif
int
glusterd_op_create_volume (dict_t *dict, char **op_errstr)
diff --git a/xlators/mgmt/glusterd/src/glusterd.h b/xlators/mgmt/glusterd/src/glusterd.h
index ea0ea6061d3..36cd8f8fc56 100644
--- a/xlators/mgmt/glusterd/src/glusterd.h
+++ b/xlators/mgmt/glusterd/src/glusterd.h
@@ -78,6 +78,7 @@ typedef enum glusterd_op_ {
GD_OP_LIST_VOLUME,
GD_OP_CLEARLOCKS_VOLUME,
GD_OP_DEFRAG_BRICK_VOLUME,
+ GD_OP_BD_OP,
GD_OP_MAX,
} glusterd_op_t;
@@ -684,6 +685,7 @@ int glusterd_op_statedump_volume (dict_t *dict, char **op_errstr);
int glusterd_op_stage_clearlocks_volume (dict_t *dict, char **op_errstr);
int glusterd_op_clearlocks_volume (dict_t *dict, char **op_errstr);
+int glusterd_op_stage_bd (dict_t *dict, char **op_errstr);
/* misc */
void glusterd_do_replace_brick (void *data);