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/*
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 _RPCSVC_COMMON_H
#define _RPCSVC_COMMON_H
#include <pthread.h>
#include "list.h"
#include "compat.h"
#include "glusterfs.h"
#include "dict.h"
typedef enum {
RPCSVC_EVENT_ACCEPT,
RPCSVC_EVENT_DISCONNECT,
RPCSVC_EVENT_TRANSPORT_DESTROY,
RPCSVC_EVENT_LISTENER_DEAD,
} rpcsvc_event_t;
struct rpcsvc_state;
typedef int (*rpcsvc_notify_t) (struct rpcsvc_state *, void *mydata,
rpcsvc_event_t, void *data);
struct drc_globals;
typedef struct drc_globals rpcsvc_drc_globals_t;
/* Contains global state required for all the RPC services.
*/
typedef struct rpcsvc_state {
/* Contains list of (program, version) handlers.
* other options.
*/
pthread_mutex_t rpclock;
unsigned int memfactor;
/* List of the authentication schemes available. */
struct list_head authschemes;
/* Reference to the options */
dict_t *options;
/* Allow insecure ports. */
gf_boolean_t allow_insecure;
gf_boolean_t register_portmap;
gf_boolean_t root_squash;
uid_t anonuid;
gid_t anongid;
glusterfs_ctx_t *ctx;
/* list of connections which will listen for incoming connections */
struct list_head listeners;
/* list of programs registered with rpcsvc */
struct list_head programs;
/* list of notification callbacks */
struct list_head notify;
int notify_count;
void *mydata; /* This is xlator */
rpcsvc_notify_t notifyfn;
struct mem_pool *rxpool;
rpcsvc_drc_globals_t *drc;
/* per-client limit of outstanding rpc requests */
int outstanding_rpc_limit;
gf_boolean_t addr_namelookup;
/* determine whether throttling is needed, by default OFF */
gf_boolean_t throttle;
} rpcsvc_t;
/* DRC START */
enum drc_op_type {
DRC_NA = 0,
DRC_IDEMPOTENT = 1,
DRC_NON_IDEMPOTENT = 2
};
typedef enum drc_op_type drc_op_type_t;
enum drc_type {
DRC_TYPE_NONE = 0,
DRC_TYPE_IN_MEMORY = 1
};
typedef enum drc_type drc_type_t;
enum drc_lru_factor {
DRC_LRU_5_PC = 20,
DRC_LRU_10_PC = 10,
DRC_LRU_25_PC = 4,
DRC_LRU_50_PC = 2
};
typedef enum drc_lru_factor drc_lru_factor_t;
enum drc_xid_state {
DRC_XID_MONOTONOUS = 0,
DRC_XID_WRAPPED = 1
};
typedef enum drc_xid_state drc_xid_state_t;
enum drc_op_state {
DRC_OP_IN_TRANSIT = 0,
DRC_OP_CACHED = 1
};
typedef enum drc_op_state drc_op_state_t;
enum drc_policy {
DRC_LRU = 0
};
typedef enum drc_policy drc_policy_t;
/* Default policies for DRC */
#define DRC_DEFAULT_TYPE DRC_TYPE_IN_MEMORY
#define DRC_DEFAULT_CACHE_SIZE 0x20000
#define DRC_DEFAULT_LRU_FACTOR DRC_LRU_25_PC
/* DRC END */
#endif /* #ifndef _RPCSVC_COMMON_H */
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