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* GPL HEADER START
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 only,
* as published by the Free Software Foundation.
*
* This program 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 version 2 for more details (a copy is included
* in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU General Public License
* version 2 along with this program; If not, see
* http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
*
* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
* CA 95054 USA or visit www.sun.com if you need additional information or
* have any questions.
*
* GPL HEADER END
*/
/*
* Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
*
* Copyright (c) 2011, 2012, Intel Corporation.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
* Lustre is a trademark of Sun Microsystems, Inc.
*
* lnet/selftest/console.h
*
* kernel structure for LST console
*
* Author: Liang Zhen <liangzhen@clusterfs.com>
*/
#ifndef __LST_CONSOLE_H__
#define __LST_CONSOLE_H__
#include "../../include/linux/libcfs/libcfs.h"
#include "../../include/linux/lnet/lnet.h"
#include "../../include/linux/lnet/lib-types.h"
#include "../../include/linux/lnet/lnetst.h"
#include "selftest.h"
#include "conrpc.h"
typedef struct lstcon_node {
lnet_process_id_t nd_id; /* id of the node */
int nd_ref; /* reference count */
int nd_state; /* state of the node */
int nd_timeout; /* session timeout */
unsigned long nd_stamp; /* timestamp of last replied RPC */
struct lstcon_rpc nd_ping; /* ping rpc */
} lstcon_node_t; /* node descriptor */
typedef struct {
struct list_head ndl_link; /* chain on list */
struct list_head ndl_hlink; /* chain on hash */
lstcon_node_t *ndl_node; /* pointer to node */
} lstcon_ndlink_t; /* node link descriptor */
typedef struct {
struct list_head grp_link; /* chain on global group list
*/
int grp_ref; /* reference count */
int grp_userland; /* has userland nodes */
int grp_nnode; /* # of nodes */
char grp_name[LST_NAME_SIZE]; /* group name */
struct list_head grp_trans_list; /* transaction list */
struct list_head grp_ndl_list; /* nodes list */
struct list_head grp_ndl_hash[0]; /* hash table for nodes */
} lstcon_group_t; /* (alias of nodes) group descriptor */
#define LST_BATCH_IDLE 0xB0 /* idle batch */
#define LST_BATCH_RUNNING 0xB1 /* running batch */
typedef struct lstcon_tsb_hdr {
lst_bid_t tsb_id; /* batch ID */
int tsb_index; /* test index */
} lstcon_tsb_hdr_t;
typedef struct {
lstcon_tsb_hdr_t bat_hdr; /* test_batch header */
struct list_head bat_link; /* chain on session's batches list */
int bat_ntest; /* # of test */
int bat_state; /* state of the batch */
int bat_arg; /* parameter for run|stop, timeout
* for run, force for stop */
char bat_name[LST_NAME_SIZE];/* name of batch */
struct list_head bat_test_list; /* list head of tests (lstcon_test_t)
*/
struct list_head bat_trans_list; /* list head of transaction */
struct list_head bat_cli_list; /* list head of client nodes
* (lstcon_node_t) */
struct list_head *bat_cli_hash; /* hash table of client nodes */
struct list_head bat_srv_list; /* list head of server nodes */
struct list_head *bat_srv_hash; /* hash table of server nodes */
} lstcon_batch_t; /* (tests ) batch descriptor */
typedef struct lstcon_test {
lstcon_tsb_hdr_t tes_hdr; /* test batch header */
struct list_head tes_link; /* chain on batch's tests list */
lstcon_batch_t *tes_batch; /* pointer to batch */
int tes_type; /* type of the test, i.e: bulk, ping */
int tes_stop_onerr; /* stop on error */
int tes_oneside; /* one-sided test */
int tes_concur; /* concurrency */
int tes_loop; /* loop count */
int tes_dist; /* nodes distribution of target group */
int tes_span; /* nodes span of target group */
int tes_cliidx; /* client index, used for RPC creating */
struct list_head tes_trans_list; /* transaction list */
lstcon_group_t *tes_src_grp; /* group run the test */
lstcon_group_t *tes_dst_grp; /* target group */
int tes_paramlen; /* test parameter length */
char tes_param[0]; /* test parameter */
} lstcon_test_t; /* a single test descriptor */
#define LST_GLOBAL_HASHSIZE 503 /* global nodes hash table size */
#define LST_NODE_HASHSIZE 239 /* node hash table (for batch or group) */
#define LST_SESSION_NONE 0x0 /* no session */
#define LST_SESSION_ACTIVE 0x1 /* working session */
#define LST_CONSOLE_TIMEOUT 300 /* default console timeout */
typedef struct {
struct mutex ses_mutex; /* only 1 thread in session */
lst_sid_t ses_id; /* global session id */
int ses_key; /* local session key */
int ses_state; /* state of session */
int ses_timeout; /* timeout in seconds */
time64_t ses_laststamp; /* last operation stamp (seconds)
*/
unsigned ses_features; /* tests features of the session
*/
unsigned ses_feats_updated:1; /* features are synced with
* remote test nodes */
unsigned ses_force:1; /* force creating */
unsigned ses_shutdown:1; /* session is shutting down */
unsigned ses_expired:1; /* console is timedout */
__u64 ses_id_cookie; /* batch id cookie */
char ses_name[LST_NAME_SIZE];/* session name */
lstcon_rpc_trans_t *ses_ping; /* session pinger */
stt_timer_t ses_ping_timer; /* timer for pinger */
lstcon_trans_stat_t ses_trans_stat; /* transaction stats */
struct list_head ses_trans_list; /* global list of transaction */
struct list_head ses_grp_list; /* global list of groups */
struct list_head ses_bat_list; /* global list of batches */
struct list_head ses_ndl_list; /* global list of nodes */
struct list_head *ses_ndl_hash; /* hash table of nodes */
spinlock_t ses_rpc_lock; /* serialize */
atomic_t ses_rpc_counter; /* # of initialized RPCs */
struct list_head ses_rpc_freelist; /* idle console rpc */
} lstcon_session_t; /* session descriptor */
extern lstcon_session_t console_session;
static inline lstcon_trans_stat_t *
lstcon_trans_stat(void)
{
return &console_session.ses_trans_stat;
}
static inline struct list_head *
lstcon_id2hash (lnet_process_id_t id, struct list_head *hash)
{
unsigned int idx = LNET_NIDADDR(id.nid) % LST_NODE_HASHSIZE;
return &hash[idx];
}
int lstcon_console_init(void);
int lstcon_ioctl_entry(unsigned int cmd, struct libcfs_ioctl_data *data);
int lstcon_console_fini(void);
int lstcon_session_match(lst_sid_t sid);
int lstcon_session_new(char *name, int key, unsigned version,
int timeout, int flags, lst_sid_t *sid_up);
int lstcon_session_info(lst_sid_t *sid_up, int *key, unsigned *verp,
lstcon_ndlist_ent_t *entp, char *name_up, int len);
int lstcon_session_end(void);
int lstcon_session_debug(int timeout, struct list_head *result_up);
int lstcon_session_feats_check(unsigned feats);
int lstcon_batch_debug(int timeout, char *name,
int client, struct list_head *result_up);
int lstcon_group_debug(int timeout, char *name,
struct list_head *result_up);
int lstcon_nodes_debug(int timeout, int nnd, lnet_process_id_t *nds_up,
struct list_head *result_up);
int lstcon_group_add(char *name);
int lstcon_group_del(char *name);
int lstcon_group_clean(char *name, int args);
int lstcon_group_refresh(char *name, struct list_head *result_up);
int lstcon_nodes_add(char *name, int nnd, lnet_process_id_t *nds_up,
unsigned *featp, struct list_head *result_up);
int lstcon_nodes_remove(char *name, int nnd, lnet_process_id_t *nds_up,
struct list_head *result_up);
int lstcon_group_info(char *name, lstcon_ndlist_ent_t *gent_up,
int *index_p, int *ndent_p, lstcon_node_ent_t *ndents_up);
int lstcon_group_list(int idx, int len, char *name_up);
int lstcon_batch_add(char *name);
int lstcon_batch_run(char *name, int timeout, struct list_head *result_up);
int lstcon_batch_stop(char *name, int force, struct list_head *result_up);
int lstcon_test_batch_query(char *name, int testidx,
int client, int timeout,
struct list_head *result_up);
int lstcon_batch_del(char *name);
int lstcon_batch_list(int idx, int namelen, char *name_up);
int lstcon_batch_info(char *name, lstcon_test_batch_ent_t *ent_up,
int server, int testidx, int *index_p,
int *ndent_p, lstcon_node_ent_t *dents_up);
int lstcon_group_stat(char *grp_name, int timeout,
struct list_head *result_up);
int lstcon_nodes_stat(int count, lnet_process_id_t *ids_up,
int timeout, struct list_head *result_up);
int lstcon_test_add(char *batch_name, int type, int loop,
int concur, int dist, int span,
char *src_name, char *dst_name,
void *param, int paramlen, int *retp,
struct list_head *result_up);
#endif
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