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Jens Axboe50d16972011-09-29 17:45:28 -06001#ifndef FIO_SERVER_H
2#define FIO_SERVER_H
3
Jens Axboe132159a2011-09-30 15:01:32 -06004#include <inttypes.h>
Jens Axboe142575e2011-09-30 17:35:45 -06005#include <string.h>
Jens Axboe89c17072011-10-11 10:15:51 +02006#include <sys/time.h>
Jens Axboe811826b2011-10-24 09:11:50 +02007#include <netinet/in.h>
Jens Axboe132159a2011-09-30 15:01:32 -06008
Jens Axboea64e88d2011-10-03 14:20:01 +02009#include "stat.h"
Jens Axboe610a7302011-10-04 13:53:35 +020010#include "os/os.h"
Jens Axboed09a64a2011-10-13 11:38:56 +020011#include "diskutil.h"
Jens Axboea64e88d2011-10-03 14:20:01 +020012
Stephen M. Cameron5adc2442012-02-24 08:17:31 +010013#define FIO_NET_PORT 8765
14
Jens Axboe132159a2011-09-30 15:01:32 -060015/*
16 * On-wire encoding is little endian
17 */
18struct fio_net_cmd {
19 uint16_t version; /* protocol version */
20 uint16_t opcode; /* command opcode */
21 uint32_t flags; /* modifier flags */
Jens Axboeaf9c9fb2011-10-09 21:54:10 +020022 uint64_t tag; /* passed back on reply */
Jens Axboe132159a2011-09-30 15:01:32 -060023 uint32_t pdu_len; /* length of post-cmd layload */
Jens Axboea64e88d2011-10-03 14:20:01 +020024 /*
25 * These must be immediately before the payload, anything before
26 * these fields are checksummed.
27 */
Jens Axboefcee5ff2011-09-30 22:50:39 -060028 uint16_t cmd_crc16; /* cmd checksum */
29 uint16_t pdu_crc16; /* payload checksum */
Jens Axboe372aecb2013-01-08 13:42:41 +010030 uint8_t payload[]; /* payload */
Jens Axboe132159a2011-09-30 15:01:32 -060031};
32
Jens Axboe40c60512012-03-27 16:03:04 +020033struct fio_net_cmd_reply {
Jens Axboe89c17072011-10-11 10:15:51 +020034 struct flist_head list;
35 struct timeval tv;
36 uint64_t saved_tag;
Jens Axboe40c60512012-03-27 16:03:04 +020037 uint16_t opcode;
Jens Axboe89c17072011-10-11 10:15:51 +020038};
39
Jens Axboe132159a2011-09-30 15:01:32 -060040enum {
Jens Axboeddf24e42013-08-09 12:53:44 -060041 FIO_SERVER_VER = 25,
Jens Axboe132159a2011-09-30 15:01:32 -060042
Jens Axboeb9d2f302012-03-08 20:36:28 +010043 FIO_SERVER_MAX_FRAGMENT_PDU = 1024,
Jens Axboe132159a2011-09-30 15:01:32 -060044
Jens Axboe5d7793a2012-03-08 19:59:16 +010045 FIO_NET_CMD_QUIT = 1,
46 FIO_NET_CMD_EXIT = 2,
47 FIO_NET_CMD_JOB = 3,
48 FIO_NET_CMD_JOBLINE = 4,
49 FIO_NET_CMD_TEXT = 5,
50 FIO_NET_CMD_TS = 6,
51 FIO_NET_CMD_GS = 7,
52 FIO_NET_CMD_SEND_ETA = 8,
53 FIO_NET_CMD_ETA = 9,
54 FIO_NET_CMD_PROBE = 10,
55 FIO_NET_CMD_START = 11,
56 FIO_NET_CMD_STOP = 12,
57 FIO_NET_CMD_DU = 13,
58 FIO_NET_CMD_SERVER_START = 14,
59 FIO_NET_CMD_ADD_JOB = 15,
Jens Axboeb9d2f302012-03-08 20:36:28 +010060 FIO_NET_CMD_RUN = 16,
Jens Axboe1b427252012-03-14 15:03:03 +010061 FIO_NET_CMD_IOLOG = 17,
Jens Axboef58bd2a2012-03-27 10:06:42 +020062 FIO_NET_CMD_UPDATE_JOB = 18,
63 FIO_NET_CMD_NR = 19,
Jens Axboe794d69c2011-10-01 08:48:50 -060064
Jens Axboe5d7793a2012-03-08 19:59:16 +010065 FIO_NET_CMD_F_MORE = 1UL << 0,
Jens Axboefcee5ff2011-09-30 22:50:39 -060066
67 /* crc does not include the crc fields */
Jens Axboe5d7793a2012-03-08 19:59:16 +010068 FIO_NET_CMD_CRC_SZ = sizeof(struct fio_net_cmd) -
69 2 * sizeof(uint16_t),
Jens Axboe89c17072011-10-11 10:15:51 +020070
Jens Axboe1b427252012-03-14 15:03:03 +010071 FIO_NET_NAME_MAX = 256,
72
Jens Axboe5d7793a2012-03-08 19:59:16 +010073 FIO_NET_CLIENT_TIMEOUT = 5000,
Jens Axboe3989b142013-04-12 13:13:24 +020074
75 FIO_PROBE_FLAG_ZLIB = 1UL << 0,
Jens Axboe132159a2011-09-30 15:01:32 -060076};
77
Jens Axboea64e88d2011-10-03 14:20:01 +020078struct cmd_ts_pdu {
79 struct thread_stat ts;
80 struct group_run_stats rs;
81};
82
Jens Axboed09a64a2011-10-13 11:38:56 +020083struct cmd_du_pdu {
84 struct disk_util_stat dus;
85 struct disk_util_agg agg;
86};
87
Jens Axboe3989b142013-04-12 13:13:24 +020088struct cmd_client_probe_pdu {
89 uint64_t flags;
90};
91
92struct cmd_probe_reply_pdu {
Jens Axboec28e8e82011-10-04 08:57:39 +020093 uint8_t hostname[64];
Jens Axboe6eb24792011-10-04 15:00:30 +020094 uint8_t bigendian;
Jens Axboe750db472012-04-16 11:44:48 +020095 uint8_t fio_version[32];
Jens Axboecca84642011-10-07 12:47:57 +020096 uint8_t os;
97 uint8_t arch;
Jens Axboe38fdef22011-10-11 14:30:06 +020098 uint8_t bpp;
Jens Axboed31e26d2012-03-28 21:38:24 +020099 uint32_t cpus;
100 uint64_t flags;
Jens Axboec28e8e82011-10-04 08:57:39 +0200101};
102
Jens Axboefa2ea802011-10-08 21:07:29 +0200103struct cmd_single_line_pdu {
104 uint16_t len;
Jens Axboe372aecb2013-01-08 13:42:41 +0100105 uint8_t text[];
Jens Axboefa2ea802011-10-08 21:07:29 +0200106};
107
Jens Axboe81179ee2011-10-04 12:42:06 +0200108struct cmd_line_pdu {
Jens Axboefa2ea802011-10-08 21:07:29 +0200109 uint16_t lines;
Jens Axboe46bcd492012-03-14 11:31:21 +0100110 uint16_t client_type;
Jens Axboe372aecb2013-01-08 13:42:41 +0100111 struct cmd_single_line_pdu options[];
Jens Axboe81179ee2011-10-04 12:42:06 +0200112};
113
Jens Axboe46bcd492012-03-14 11:31:21 +0100114struct cmd_job_pdu {
115 uint32_t buf_len;
116 uint32_t client_type;
117 uint8_t buf[0];
118};
119
Jens Axboe11e950b2011-10-16 21:34:14 +0200120struct cmd_start_pdu {
121 uint32_t jobs;
Jens Axboe108fea72012-11-14 13:09:45 -0700122 uint32_t stat_outputs;
Jens Axboe11e950b2011-10-16 21:34:14 +0200123};
124
125struct cmd_end_pdu {
126 uint32_t error;
Jens Axboe122c7722012-03-19 09:13:15 +0100127 uint32_t signal;
Jens Axboe11e950b2011-10-16 21:34:14 +0200128};
129
Jens Axboe807f9972012-03-02 10:25:24 +0100130struct cmd_add_job_pdu {
Jens Axboe2f122b12012-03-15 13:10:19 +0100131 uint32_t thread_number;
132 uint32_t groupid;
Jens Axboedcaeb602012-03-08 19:45:37 +0100133 struct thread_options_pack top;
Jens Axboe807f9972012-03-02 10:25:24 +0100134};
135
Jens Axboe084d1c62012-03-03 20:28:07 +0100136struct cmd_text_pdu {
137 uint32_t level;
138 uint32_t buf_len;
139 uint64_t log_sec;
140 uint64_t log_usec;
141 uint8_t buf[0];
142};
143
Jens Axboe1b427252012-03-14 15:03:03 +0100144struct cmd_iolog_pdu {
Jens Axboe2f122b12012-03-15 13:10:19 +0100145 uint32_t thread_number;
Jens Axboe1b427252012-03-14 15:03:03 +0100146 uint32_t nr_samples;
147 uint32_t log_type;
Jens Axboe3989b142013-04-12 13:13:24 +0200148 uint32_t compressed;
Jens Axboe1b427252012-03-14 15:03:03 +0100149 uint8_t name[FIO_NET_NAME_MAX];
150 struct io_sample samples[0];
151};
152
Jens Axboe402668f2011-10-10 15:28:58 +0200153extern int fio_start_server(char *);
Jens Axboe084d1c62012-03-03 20:28:07 +0100154extern int fio_server_text_output(int, const char *, size_t);
Jens Axboe40c60512012-03-27 16:03:04 +0200155extern int fio_net_send_cmd(int, uint16_t, const void *, off_t, uint64_t *, struct flist_head *);
Jens Axboe89c17072011-10-11 10:15:51 +0200156extern int fio_net_send_simple_cmd(int, uint16_t, uint64_t, struct flist_head *);
Jens Axboebebe6392011-10-07 10:00:51 +0200157extern void fio_server_set_arg(const char *);
Jens Axboe811826b2011-10-24 09:11:50 +0200158extern int fio_server_parse_string(const char *, char **, int *, int *, struct in_addr *, struct in6_addr *, int *);
Jens Axboe3ec62ec2012-03-01 12:01:29 +0100159extern int fio_server_parse_host(const char *, int *, struct in_addr *, struct in6_addr *);
Jens Axboe89c17072011-10-11 10:15:51 +0200160extern const char *fio_server_op(unsigned int);
Jens Axboe7b821682011-10-11 12:16:32 +0200161extern void fio_server_got_signal(int);
Jens Axboea64e88d2011-10-03 14:20:01 +0200162
163struct thread_stat;
164struct group_run_stats;
165extern void fio_server_send_ts(struct thread_stat *, struct group_run_stats *);
166extern void fio_server_send_gs(struct group_run_stats *);
Jens Axboed09a64a2011-10-13 11:38:56 +0200167extern void fio_server_send_du(void);
Jens Axboecc0df002011-10-03 20:53:32 +0200168extern void fio_server_idle_loop(void);
Jens Axboe132159a2011-09-30 15:01:32 -0600169
Jens Axboea37f69b2011-10-01 12:24:21 -0600170extern int fio_clients_connect(void);
171extern int fio_clients_send_ini(const char *);
Jens Axboefa2ea802011-10-08 21:07:29 +0200172extern void fio_client_add_cmd_option(void *, const char *);
Jens Axboebd023602012-08-26 17:30:45 +0200173extern void fio_client_add_ini_file(void *, const char *);
Jens Axboe132159a2011-09-30 15:01:32 -0600174
Jens Axboe132159a2011-09-30 15:01:32 -0600175extern int fio_recv_data(int sk, void *p, unsigned int len);
176extern int fio_send_data(int sk, const void *p, unsigned int len);
177extern void fio_net_cmd_crc(struct fio_net_cmd *);
Jens Axboe53bd8db2012-03-14 21:51:38 +0100178extern void fio_net_cmd_crc_pdu(struct fio_net_cmd *, const void *);
Jens Axboee951bdc2011-10-05 21:58:45 +0200179extern struct fio_net_cmd *fio_net_recv_cmd(int sk);
Jens Axboe132159a2011-09-30 15:01:32 -0600180
Jens Axboe1b427252012-03-14 15:03:03 +0100181extern int fio_send_iolog(struct thread_data *, struct io_log *, const char *);
Jens Axboe2f122b12012-03-15 13:10:19 +0100182extern void fio_server_send_add_job(struct thread_data *);
Jens Axboe122c7722012-03-19 09:13:15 +0100183extern void fio_server_send_start(struct thread_data *);
184extern int fio_net_send_stop(int sk, int error, int signal);
185extern int fio_net_send_quit(int sk);
Jens Axboe807f9972012-03-02 10:25:24 +0100186
Jens Axboe009b1be2011-09-29 18:27:02 -0600187extern int exit_backend;
Jens Axboe132159a2011-09-30 15:01:32 -0600188extern int fio_net_port;
189
Jens Axboe1b427252012-03-14 15:03:03 +0100190static inline void __fio_init_net_cmd(struct fio_net_cmd *cmd, uint16_t opcode,
191 uint32_t pdu_len, uint64_t tag)
Jens Axboe132159a2011-09-30 15:01:32 -0600192{
193 memset(cmd, 0, sizeof(*cmd));
Jens Axboe4d8f8782011-09-30 22:24:17 -0600194
Jens Axboefa2ea802011-10-08 21:07:29 +0200195 cmd->version = __cpu_to_le16(FIO_SERVER_VER);
Jens Axboe82fa6b22011-09-30 22:29:08 -0600196 cmd->opcode = cpu_to_le16(opcode);
Jens Axboeaf9c9fb2011-10-09 21:54:10 +0200197 cmd->tag = cpu_to_le64(tag);
Jens Axboe1b427252012-03-14 15:03:03 +0100198 cmd->pdu_len = cpu_to_le32(pdu_len);
199}
Jens Axboe4d8f8782011-09-30 22:24:17 -0600200
Jens Axboe1b427252012-03-14 15:03:03 +0100201
202static inline void fio_init_net_cmd(struct fio_net_cmd *cmd, uint16_t opcode,
203 const void *pdu, uint32_t pdu_len,
204 uint64_t tag)
205{
206 __fio_init_net_cmd(cmd, opcode, pdu_len, tag);
207
208 if (pdu)
Jens Axboe4d8f8782011-09-30 22:24:17 -0600209 memcpy(&cmd->payload, pdu, pdu_len);
Jens Axboe132159a2011-09-30 15:01:32 -0600210}
Jens Axboe50d16972011-09-29 17:45:28 -0600211
212#endif