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authorPavan Sondur <pavan@gluster.com>2010-08-06 05:31:45 +0000
committerAnand V. Avati <avati@dev.gluster.com>2010-08-06 04:09:07 -0700
commitacdeed002d30209e0a058c2df0346d4f16c08994 (patch)
tree9c6acda8d92494952f4a80134303b9d2d1c3e1ac /xlators/cluster/afr/src/pump.h
parent453cb4bf0b70c876eb468def34054095cfd66359 (diff)
add pump xlator and changes for replace-brick
Signed-off-by: Pavan Vilas Sondur <pavan@gluster.com> Signed-off-by: Anand V. Avati <avati@dev.gluster.com> BUG: 1235 (Bug for all pump/migrate commits) URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=1235
Diffstat (limited to 'xlators/cluster/afr/src/pump.h')
-rw-r--r--xlators/cluster/afr/src/pump.h96
1 files changed, 96 insertions, 0 deletions
diff --git a/xlators/cluster/afr/src/pump.h b/xlators/cluster/afr/src/pump.h
new file mode 100644
index 00000000000..15799002b18
--- /dev/null
+++ b/xlators/cluster/afr/src/pump.h
@@ -0,0 +1,96 @@
+/*
+ Copyright (c) 2007-2009 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 __PUMP_H__
+#define __PUMP_H__
+
+#include "syncop.h"
+
+#define PUMP_PID 696969
+#define PUMP_LK_OWNER 696969
+
+#define IS_ROOT_PATH(path) (!strcmp (path, "/"))
+#define IS_ENTRY_CWD(entry) (!strcmp (entry, "."))
+#define IS_ENTRY_PARENT(entry) (!strcmp (entry, ".."))
+
+#define PUMP_CMD_START "trusted.glusterfs.pump.start"
+#define PUMP_CMD_ABORT "trusted.glusterfs.pump.abort"
+#define PUMP_CMD_PAUSE "trusted.glusterfs.pump.pause"
+#define PUMP_CMD_STATUS "trusted.glusterfs.pump.status"
+
+#define PUMP_SOURCE_COMPLETE "trusted.glusterfs.pump-source-complete"
+#define PUMP_SINK_COMPLETE "trusted.glusterfs.pump-sink-complete"
+
+#define PUMP_PATH "trusted.glusterfs.pump-path"
+
+#define PUMP_SOURCE_CHILD(xl) (xl->children->xlator)
+#define PUMP_SINK_CHILD(xl) (xl->children->next->xlator)
+
+typedef enum {
+ PUMP_STATE_RUNNING,
+ PUMP_STATE_RESUME,
+ PUMP_STATE_PAUSE,
+ PUMP_STATE_ABORT,
+} pump_state_t;
+
+typedef struct _pump_private {
+ struct syncenv *env;
+ const char *resume_path;
+ gf_lock_t resume_path_lock;
+ gf_lock_t pump_state_lock;
+ pump_state_t pump_state;
+ long source_blocks;
+ long sink_blocks;
+ char current_file[PATH_MAX];
+ uint64_t number_files_pumped;
+ gf_boolean_t pump_finished;
+} pump_private_t;
+
+void
+build_root_loc (inode_t *inode, loc_t *loc);
+int pump_start (call_frame_t *frame, xlator_t *this);
+
+gf_boolean_t
+pump_command_start (xlator_t *this, dict_t *dict);
+
+int
+pump_execute_start (call_frame_t *frame, xlator_t *this);
+
+gf_boolean_t
+pump_command_pause (xlator_t *this, dict_t *dict);
+
+int
+pump_execute_pause (call_frame_t *frame, xlator_t *this);
+
+gf_boolean_t
+pump_command_abort (xlator_t *this, dict_t *dict);
+
+int
+pump_execute_abort (call_frame_t *frame, xlator_t *this);
+
+gf_boolean_t
+pump_command_status (xlator_t *this, dict_t *dict);
+
+int
+pump_execute_status (call_frame_t *frame, xlator_t *this);
+
+gf_boolean_t
+is_pump_loaded (xlator_t *this);
+
+#endif /* __PUMP_H__ */