gluster-CLI-and-mgmt-glusterd-added-to-codebase

Signed-off-by: Vijay Bellur <vijay@gluster.com>
Signed-off-by: Amar Tumballi <amar@gluster.com>
Signed-off-by: Anand V. Avati <avati@dev.gluster.com>

BUG: 971 (dynamic volume management)
URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=971

1 files changed, 167 insertions, 0 deletions

diff --git a/xlators/mgmt/glusterd/src/glusterd-op-sm.h b/xlators/mgmt/glusterd/src/glusterd-op-sm.h
new file mode 100644
index 000000000..61bdc8885
--- /dev/null
+++ b/xlators/mgmt/glusterd/src/glusterd-op-sm.h
@@ -0,0 +1,167 @@
+/*
+  Copyright (c) 2006-2009 Gluster, Inc. <http://www.gluster.com>
+  This file is part of GlusterFS.
+
+  GlusterFS is free software; you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published
+  by the Free Software Foundation; either version 3 of the License,
+  or (at your option) any later version.
+
+  GlusterFS is distributed in the hope that it will be useful, but
+  WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+  General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program.  If not, see
+  <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef _GLUSTERD_OP_SM_H_
+#define _GLUSTERD_OP_SM_H_
+
+#ifndef _CONFIG_H
+#define _CONFIG_H
+#include "config.h"
+#endif
+
+#include <pthread.h>
+#include <uuid/uuid.h>
+
+#include "glusterfs.h"
+#include "xlator.h"
+#include "logging.h"
+#include "call-stub.h"
+#include "authenticate.h"
+#include "fd.h"
+#include "byte-order.h"
+#include "glusterd.h"
+
+#define GD_VOLUME_NAME_MAX 256
+
+typedef enum glusterd_op_sm_state_ {
+        GD_OP_STATE_DEFAULT = 0,
+        GD_OP_STATE_LOCK_SENT,
+        GD_OP_STATE_LOCKED,
+        GD_OP_STATE_STAGE_OP_SENT,
+        GD_OP_STATE_STAGED,
+        GD_OP_STATE_COMMIT_OP_SENT,
+        GD_OP_STATE_COMMITED,
+        GD_OP_STATE_UNLOCK_SENT,
+        GD_OP_STATE_MAX,
+} glusterd_op_sm_state_t;
+
+typedef enum glusterd_op_sm_event_type_ {
+        GD_OP_EVENT_NONE = 0,
+        GD_OP_EVENT_START_LOCK,
+        GD_OP_EVENT_LOCK,
+        GD_OP_EVENT_RCVD_ACC,
+        GD_OP_EVENT_ALL_ACC,
+        GD_OP_EVENT_STAGE_ACC,
+        GD_OP_EVENT_COMMIT_ACC,
+        GD_OP_EVENT_RCVD_RJT,
+        GD_OP_EVENT_STAGE_OP,
+        GD_OP_EVENT_COMMIT_OP,
+        GD_OP_EVENT_UNLOCK,
+        GD_OP_EVENT_MAX
+} glusterd_op_sm_event_type_t;
+
+
+struct glusterd_op_sm_event_ {
+        struct list_head                list;
+        void                            *ctx;
+        glusterd_op_sm_event_type_t     event;
+};
+
+typedef struct glusterd_op_sm_event_ glusterd_op_sm_event_t;
+
+typedef int (*glusterd_op_sm_ac_fn) (glusterd_op_sm_event_t *, void *);
+
+typedef struct glusterd_op_sm_ {
+        glusterd_op_sm_state_t      next_state;
+        glusterd_op_sm_ac_fn        handler;
+} glusterd_op_sm_t;
+
+typedef enum glusterd_op_ {
+        GD_OP_NONE = 0,
+        GD_OP_CREATE_VOLUME,
+        GD_OP_START_BRICK,
+        GD_OP_STOP_BRICK,
+        GD_OP_DELETE_VOLUME,
+        GD_OP_START_VOLUME,
+        GD_OP_STOP_VOLUME,
+        GD_OP_RENAME_VOLUME,
+        GD_OP_DEFRAG_VOLUME,
+        GD_OP_ADD_BRICK,
+        GD_OP_REMOVE_BRICK,
+        GD_OP_REPLACE_BRICK,
+        GD_OP_SYNC_VOLUME,
+        GD_OP_MAX,
+} glusterd_op_t;
+
+typedef struct glusterd_op_sm_state_info_ {
+        glusterd_op_sm_state_t          state;
+        struct timeval                  time;
+} glusterd_op_sm_state_info_t;
+
+struct glusterd_op_info_ {
+        glusterd_op_sm_state_info_t     state;
+        int32_t                         pending_count;
+        int32_t                         op_count;
+        glusterd_op_t                   op[GD_OP_MAX];
+        glusterd_op_t                   pending_op[GD_OP_MAX];
+        glusterd_op_t                   commit_op[GD_OP_MAX];
+        struct list_head                op_peers;
+        void                            *op_ctx[GD_OP_MAX];
+};
+
+typedef struct glusterd_op_info_ glusterd_op_info_t;
+
+struct glusterd_op_create_volume_ctx_ {
+        char                    volume_name[GD_VOLUME_NAME_MAX];
+};
+
+typedef struct glusterd_op_create_volume_ctx_ glusterd_op_create_volume_ctx_t;
+
+
+struct glusterd_op_lock_ctx_ {
+        uuid_t                  uuid;
+        rpcsvc_request_t        *req;
+};
+
+typedef struct glusterd_op_lock_ctx_ glusterd_op_lock_ctx_t;
+
+struct glusterd_op_stage_ctx_ {
+        rpcsvc_request_t        *req;
+        void                    *stage_req;
+};
+
+typedef struct glusterd_op_stage_ctx_ glusterd_op_stage_ctx_t;
+
+typedef glusterd_op_stage_ctx_t glusterd_op_commit_ctx_t;
+
+int
+glusterd_op_sm_new_event (glusterd_op_sm_event_type_t event_type,
+                              glusterd_op_sm_event_t **new_event);
+int
+glusterd_op_sm_inject_event (glusterd_op_sm_event_t *event);
+
+int
+glusterd_op_sm_init ();
+
+int
+glusterd_op_sm ();
+
+int32_t
+glusterd_op_set_ctx (glusterd_op_t op, void *ctx);
+
+int32_t
+glusterd_op_set_op (glusterd_op_t op);
+
+int 
+glusterd_op_build_payload (glusterd_op_t op, gd1_mgmt_stage_op_req **req);
+
+
+void *
+glusterd_op_get_ctx (glusterd_op_t op);
+#endif