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/*
Copyright (c) 2006-2012 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 _GLUSTERD_HOOKS_H_
#define _GLUSTERD_HOOKS_H_
#include <fnmatch.h>
#define GLUSTERD_GET_HOOKS_DIR(path, version, priv) \
do { \
int32_t len; \
len = snprintf(path, PATH_MAX, "%s/hooks/%d", priv->workdir, version); \
if (len < 0) { \
path[0] = 0; \
} \
} while (0)
#define GLUSTERD_HOOK_VER 1
#define GD_HOOKS_SPECIFIC_KEY "user.*"
typedef enum glusterd_commit_hook_type {
GD_COMMIT_HOOK_NONE = 0,
GD_COMMIT_HOOK_PRE,
GD_COMMIT_HOOK_POST,
GD_COMMIT_HOOK_MAX
} glusterd_commit_hook_type_t;
typedef struct hooks_private {
struct cds_list_head list;
pthread_mutex_t mutex;
pthread_cond_t cond;
pthread_t worker;
int waitcount; // debug purposes
} glusterd_hooks_private_t;
typedef struct hooks_stub {
struct cds_list_head all_hooks;
char *scriptdir;
dict_t *op_ctx;
glusterd_op_t op;
} glusterd_hooks_stub_t;
static inline gf_boolean_t
is_key_glusterd_hooks_friendly(char *key)
{
gf_boolean_t is_friendly = _gf_false;
/* This is very specific to hooks friendly behavior */
if (fnmatch(GD_HOOKS_SPECIFIC_KEY, key, FNM_NOESCAPE) == 0) {
gf_msg_debug(THIS->name, 0, "user namespace key %s", key);
is_friendly = _gf_true;
}
return is_friendly;
}
int
glusterd_hooks_create_hooks_directory(char *basedir);
char *
glusterd_hooks_get_hooks_cmd_subdir(glusterd_op_t op);
int
glusterd_hooks_run_hooks(char *hooks_path, glusterd_op_t op, dict_t *op_ctx,
glusterd_commit_hook_type_t type);
int
glusterd_hooks_spawn_worker(xlator_t *this);
int
glusterd_hooks_stub_init(glusterd_hooks_stub_t **stub, char *scriptdir,
glusterd_op_t op, dict_t *op_ctx);
void
glusterd_hooks_stub_cleanup(glusterd_hooks_stub_t *stub);
int
glusterd_hooks_post_stub_enqueue(char *scriptdir, glusterd_op_t op,
dict_t *op_ctx);
int
glusterd_hooks_priv_init(glusterd_hooks_private_t **new);
#endif
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