| /* |
| * 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 */ |
| time_t ses_laststamp; /* last operation stamp (seconds) */ |
| /** tests features of the session */ |
| unsigned ses_features; |
| /** features are synced with remote test nodes */ |
| unsigned ses_feats_updated:1; |
| /** force creating */ |
| unsigned ses_force:1; |
| /** session is shutting down */ |
| unsigned ses_shutdown:1; |
| /** console is timedout */ |
| unsigned ses_expired:1; |
| __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); |
| extern int lstcon_session_match(lst_sid_t sid); |
| extern int lstcon_session_new(char *name, int key, unsigned version, |
| int timeout, int flags, lst_sid_t *sid_up); |
| extern int lstcon_session_info(lst_sid_t *sid_up, int *key, unsigned *verp, |
| lstcon_ndlist_ent_t *entp, char *name_up, int len); |
| extern int lstcon_session_end(void); |
| extern int lstcon_session_debug(int timeout, struct list_head *result_up); |
| extern int lstcon_session_feats_check(unsigned feats); |
| extern int lstcon_batch_debug(int timeout, char *name, |
| int client, struct list_head *result_up); |
| extern int lstcon_group_debug(int timeout, char *name, |
| struct list_head *result_up); |
| extern int lstcon_nodes_debug(int timeout, int nnd, lnet_process_id_t *nds_up, |
| struct list_head *result_up); |
| extern int lstcon_group_add(char *name); |
| extern int lstcon_group_del(char *name); |
| extern int lstcon_group_clean(char *name, int args); |
| extern int lstcon_group_refresh(char *name, struct list_head *result_up); |
| extern int lstcon_nodes_add(char *name, int nnd, lnet_process_id_t *nds_up, |
| unsigned *featp, struct list_head *result_up); |
| extern int lstcon_nodes_remove(char *name, int nnd, lnet_process_id_t *nds_up, |
| struct list_head *result_up); |
| extern int lstcon_group_info(char *name, lstcon_ndlist_ent_t *gent_up, |
| int *index_p, int *ndent_p, lstcon_node_ent_t *ndents_up); |
| extern int lstcon_group_list(int idx, int len, char *name_up); |
| extern int lstcon_batch_add(char *name); |
| extern int lstcon_batch_run(char *name, int timeout, |
| struct list_head *result_up); |
| extern int lstcon_batch_stop(char *name, int force, |
| struct list_head *result_up); |
| extern int lstcon_test_batch_query(char *name, int testidx, |
| int client, int timeout, |
| struct list_head *result_up); |
| extern int lstcon_batch_del(char *name); |
| extern int lstcon_batch_list(int idx, int namelen, char *name_up); |
| extern 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); |
| extern int lstcon_group_stat(char *grp_name, int timeout, |
| struct list_head *result_up); |
| extern int lstcon_nodes_stat(int count, lnet_process_id_t *ids_up, |
| int timeout, struct list_head *result_up); |
| extern 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 |