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Diffstat (limited to 'xlators/features/marker/src/marker.h')
| -rw-r--r-- | xlators/features/marker/src/marker.h | 138 |
1 files changed, 138 insertions, 0 deletions
diff --git a/xlators/features/marker/src/marker.h b/xlators/features/marker/src/marker.h new file mode 100644 index 000000000..1a58f8cfc --- /dev/null +++ b/xlators/features/marker/src/marker.h @@ -0,0 +1,138 @@ +/* + Copyright (c) 2008-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ +#ifndef _MARKER_H +#define _MARKER_H + +#ifndef _CONFIG_H +#define _CONFIG_H +#include "config.h" +#endif + +#include "marker-quota.h" +#include "xlator.h" +#include "defaults.h" +#include "uuid.h" +#include "call-stub.h" + +#define MARKER_XATTR_PREFIX "trusted.glusterfs" +#define XTIME "xtime" +#define VOLUME_MARK "volume-mark" +#define VOLUME_UUID "volume-uuid" +#define TIMESTAMP_FILE "timestamp-file" + +enum { + GF_QUOTA = 1, + GF_XTIME = 2, + GF_XTIME_GSYNC_FORCE = 4, +}; + +/*initialize the local variable*/ +#define MARKER_INIT_LOCAL(_frame,_local) do { \ + _frame->local = _local; \ + _local->pid = _frame->root->pid; \ + memset (&_local->loc, 0, sizeof (loc_t)); \ + _local->ref = 1; \ + _local->uid = -1; \ + _local->gid = -1; \ + LOCK_INIT (&_local->lock); \ + _local->oplocal = NULL; \ + } while (0) + +/* try alloc and if it fails, goto label */ +#define ALLOCATE_OR_GOTO(var, type, label) do { \ + var = GF_CALLOC (sizeof (type), 1, \ + gf_marker_mt_##type); \ + if (!var) { \ + gf_log (this->name, GF_LOG_ERROR, \ + "out of memory :("); \ + goto label; \ + } \ + } while (0) + +#define _MARKER_SET_UID_GID(dest, src) \ + do { \ + if (src->uid != -1 && \ + src->gid != -1) { \ + dest->uid = src->uid; \ + dest->gid = src->gid; \ + } \ + } while (0) + +#define MARKER_SET_UID_GID(frame, dest, src) \ + do { \ + _MARKER_SET_UID_GID (dest, src); \ + frame->root->uid = 0; \ + frame->root->gid = 0; \ + frame->cookie = (void *) _GF_UID_GID_CHANGED; \ + } while (0) + +#define MARKER_RESET_UID_GID(frame, dest, src) \ + do { \ + _MARKER_SET_UID_GID (dest, src); \ + frame->cookie = NULL; \ + } while (0) + +struct marker_local{ + uint32_t timebuf[2]; + pid_t pid; + loc_t loc; + loc_t parent_loc; + loc_t *next_lock_on; + uid_t uid; + gid_t gid; + int32_t ref; + int32_t ia_nlink; + gf_lock_t lock; + mode_t mode; + int32_t err; + call_stub_t *stub; + int64_t contribution; + struct marker_local *oplocal; + + /* marker quota specific */ + int64_t delta; + int64_t d_off; + int64_t sum; + int64_t size; + int32_t hl_count; + int32_t dentry_child_count; + + fd_t *fd; + call_frame_t *frame; + + quota_inode_ctx_t *ctx; + inode_contribution_t *contri; + + int xflag; + dict_t *xdata; +}; +typedef struct marker_local marker_local_t; + +#define quota_local_t marker_local_t + +struct marker_inode_ctx { + struct quota_inode_ctx *quota_ctx; +}; +typedef struct marker_inode_ctx marker_inode_ctx_t; + +struct marker_conf{ + char feature_enabled; + char *size_key; + char *dirty_key; + char *volume_uuid; + uuid_t volume_uuid_bin; + char *timestamp_file; + char *marker_xattr; + uint64_t quota_lk_owner; + gf_lock_t lock; +}; +typedef struct marker_conf marker_conf_t; + +#endif |