Jens Axboe | 50d1697 | 2011-09-29 17:45:28 -0600 | [diff] [blame] | 1 | #ifndef FIO_SERVER_H |
| 2 | #define FIO_SERVER_H |
| 3 | |
Jens Axboe | 132159a | 2011-09-30 15:01:32 -0600 | [diff] [blame] | 4 | #include <inttypes.h> |
Jens Axboe | 142575e | 2011-09-30 17:35:45 -0600 | [diff] [blame] | 5 | #include <string.h> |
Jens Axboe | 89c1707 | 2011-10-11 10:15:51 +0200 | [diff] [blame] | 6 | #include <sys/time.h> |
Jens Axboe | 132159a | 2011-09-30 15:01:32 -0600 | [diff] [blame] | 7 | |
Jens Axboe | a64e88d | 2011-10-03 14:20:01 +0200 | [diff] [blame] | 8 | #include "stat.h" |
Jens Axboe | 610a730 | 2011-10-04 13:53:35 +0200 | [diff] [blame] | 9 | #include "os/os.h" |
Jens Axboe | a64e88d | 2011-10-03 14:20:01 +0200 | [diff] [blame] | 10 | |
Jens Axboe | 132159a | 2011-09-30 15:01:32 -0600 | [diff] [blame] | 11 | /* |
| 12 | * On-wire encoding is little endian |
| 13 | */ |
| 14 | struct fio_net_cmd { |
| 15 | uint16_t version; /* protocol version */ |
| 16 | uint16_t opcode; /* command opcode */ |
| 17 | uint32_t flags; /* modifier flags */ |
Jens Axboe | af9c9fb | 2011-10-09 21:54:10 +0200 | [diff] [blame] | 18 | uint64_t tag; /* passed back on reply */ |
Jens Axboe | 132159a | 2011-09-30 15:01:32 -0600 | [diff] [blame] | 19 | uint32_t pdu_len; /* length of post-cmd layload */ |
Jens Axboe | a64e88d | 2011-10-03 14:20:01 +0200 | [diff] [blame] | 20 | /* |
| 21 | * These must be immediately before the payload, anything before |
| 22 | * these fields are checksummed. |
| 23 | */ |
Jens Axboe | fcee5ff | 2011-09-30 22:50:39 -0600 | [diff] [blame] | 24 | uint16_t cmd_crc16; /* cmd checksum */ |
| 25 | uint16_t pdu_crc16; /* payload checksum */ |
Jens Axboe | 132159a | 2011-09-30 15:01:32 -0600 | [diff] [blame] | 26 | uint8_t payload[0]; /* payload */ |
| 27 | }; |
| 28 | |
Jens Axboe | 89c1707 | 2011-10-11 10:15:51 +0200 | [diff] [blame] | 29 | struct fio_net_int_cmd { |
| 30 | struct fio_net_cmd cmd; |
| 31 | struct flist_head list; |
| 32 | struct timeval tv; |
| 33 | uint64_t saved_tag; |
| 34 | }; |
| 35 | |
Jens Axboe | 132159a | 2011-09-30 15:01:32 -0600 | [diff] [blame] | 36 | enum { |
Jens Axboe | af9c9fb | 2011-10-09 21:54:10 +0200 | [diff] [blame] | 37 | FIO_SERVER_VER = 5, |
Jens Axboe | 132159a | 2011-09-30 15:01:32 -0600 | [diff] [blame] | 38 | |
Jens Axboe | 5cf6be7 | 2011-10-07 10:12:47 +0200 | [diff] [blame] | 39 | FIO_SERVER_MAX_PDU = 1024, |
Jens Axboe | 132159a | 2011-09-30 15:01:32 -0600 | [diff] [blame] | 40 | |
| 41 | FIO_NET_CMD_QUIT = 1, |
Jens Axboe | d795918 | 2011-10-03 11:48:39 +0200 | [diff] [blame] | 42 | FIO_NET_CMD_EXIT = 2, |
| 43 | FIO_NET_CMD_JOB = 3, |
Jens Axboe | 81179ee | 2011-10-04 12:42:06 +0200 | [diff] [blame] | 44 | FIO_NET_CMD_JOBLINE = 4, |
| 45 | FIO_NET_CMD_TEXT = 5, |
| 46 | FIO_NET_CMD_TS = 6, |
| 47 | FIO_NET_CMD_GS = 7, |
Jens Axboe | af9c9fb | 2011-10-09 21:54:10 +0200 | [diff] [blame] | 48 | FIO_NET_CMD_SEND_ETA = 8, |
| 49 | FIO_NET_CMD_ETA = 9, |
| 50 | FIO_NET_CMD_PROBE = 10, |
| 51 | FIO_NET_CMD_START = 11, |
| 52 | FIO_NET_CMD_STOP = 12, |
Jens Axboe | 89c1707 | 2011-10-11 10:15:51 +0200 | [diff] [blame] | 53 | FIO_NET_CMD_NR = 13, |
Jens Axboe | 794d69c | 2011-10-01 08:48:50 -0600 | [diff] [blame] | 54 | |
Jens Axboe | d795918 | 2011-10-03 11:48:39 +0200 | [diff] [blame] | 55 | FIO_NET_CMD_F_MORE = 1UL << 0, |
Jens Axboe | fcee5ff | 2011-09-30 22:50:39 -0600 | [diff] [blame] | 56 | |
| 57 | /* crc does not include the crc fields */ |
| 58 | FIO_NET_CMD_CRC_SZ = sizeof(struct fio_net_cmd) - |
| 59 | 2 * sizeof(uint16_t), |
Jens Axboe | 89c1707 | 2011-10-11 10:15:51 +0200 | [diff] [blame] | 60 | |
| 61 | FIO_NET_CLIENT_TIMEOUT = 5000, |
Jens Axboe | 132159a | 2011-09-30 15:01:32 -0600 | [diff] [blame] | 62 | }; |
| 63 | |
Jens Axboe | a64e88d | 2011-10-03 14:20:01 +0200 | [diff] [blame] | 64 | struct cmd_ts_pdu { |
| 65 | struct thread_stat ts; |
| 66 | struct group_run_stats rs; |
| 67 | }; |
| 68 | |
Jens Axboe | c28e8e8 | 2011-10-04 08:57:39 +0200 | [diff] [blame] | 69 | struct cmd_probe_pdu { |
| 70 | uint8_t hostname[64]; |
Jens Axboe | 6eb2479 | 2011-10-04 15:00:30 +0200 | [diff] [blame] | 71 | uint8_t bigendian; |
Jens Axboe | c28e8e8 | 2011-10-04 08:57:39 +0200 | [diff] [blame] | 72 | uint8_t fio_major; |
| 73 | uint8_t fio_minor; |
| 74 | uint8_t fio_patch; |
Jens Axboe | cca8464 | 2011-10-07 12:47:57 +0200 | [diff] [blame] | 75 | uint8_t os; |
| 76 | uint8_t arch; |
Jens Axboe | c28e8e8 | 2011-10-04 08:57:39 +0200 | [diff] [blame] | 77 | }; |
| 78 | |
Jens Axboe | fa2ea80 | 2011-10-08 21:07:29 +0200 | [diff] [blame] | 79 | struct cmd_single_line_pdu { |
| 80 | uint16_t len; |
| 81 | uint8_t text[0]; |
| 82 | }; |
| 83 | |
Jens Axboe | 81179ee | 2011-10-04 12:42:06 +0200 | [diff] [blame] | 84 | struct cmd_line_pdu { |
Jens Axboe | fa2ea80 | 2011-10-08 21:07:29 +0200 | [diff] [blame] | 85 | uint16_t lines; |
| 86 | struct cmd_single_line_pdu options[0]; |
Jens Axboe | 81179ee | 2011-10-04 12:42:06 +0200 | [diff] [blame] | 87 | }; |
| 88 | |
Jens Axboe | 402668f | 2011-10-10 15:28:58 +0200 | [diff] [blame] | 89 | extern int fio_start_server(char *); |
Jens Axboe | 13755d9 | 2011-10-10 19:51:26 +0200 | [diff] [blame] | 90 | extern int fio_server_text_output(const char *, size_t); |
Jens Axboe | 142575e | 2011-09-30 17:35:45 -0600 | [diff] [blame] | 91 | extern int fio_server_log(const char *format, ...); |
Jens Axboe | af9c9fb | 2011-10-09 21:54:10 +0200 | [diff] [blame] | 92 | extern int fio_net_send_cmd(int, uint16_t, const void *, off_t, uint64_t); |
Jens Axboe | 89c1707 | 2011-10-11 10:15:51 +0200 | [diff] [blame] | 93 | extern int fio_net_send_simple_cmd(int, uint16_t, uint64_t, struct flist_head *); |
Jens Axboe | bebe639 | 2011-10-07 10:00:51 +0200 | [diff] [blame] | 94 | extern void fio_server_set_arg(const char *); |
| 95 | extern int fio_server_parse_string(const char *, char **, int *, int *, struct in_addr *); |
Jens Axboe | 89c1707 | 2011-10-11 10:15:51 +0200 | [diff] [blame] | 96 | extern const char *fio_server_op(unsigned int); |
Jens Axboe | 7b82168 | 2011-10-11 12:16:32 +0200 | [diff] [blame] | 97 | extern void fio_server_got_signal(int); |
Jens Axboe | a64e88d | 2011-10-03 14:20:01 +0200 | [diff] [blame] | 98 | |
| 99 | struct thread_stat; |
| 100 | struct group_run_stats; |
| 101 | extern void fio_server_send_ts(struct thread_stat *, struct group_run_stats *); |
| 102 | extern void fio_server_send_gs(struct group_run_stats *); |
Jens Axboe | cc0df00 | 2011-10-03 20:53:32 +0200 | [diff] [blame] | 103 | extern void fio_server_idle_loop(void); |
Jens Axboe | 132159a | 2011-09-30 15:01:32 -0600 | [diff] [blame] | 104 | |
Jens Axboe | a37f69b | 2011-10-01 12:24:21 -0600 | [diff] [blame] | 105 | extern int fio_clients_connect(void); |
| 106 | extern int fio_clients_send_ini(const char *); |
Jens Axboe | 37db14f | 2011-09-30 17:00:42 -0600 | [diff] [blame] | 107 | extern int fio_handle_clients(void); |
Jens Axboe | bebe639 | 2011-10-07 10:00:51 +0200 | [diff] [blame] | 108 | extern int fio_client_add(const char *, void **); |
Jens Axboe | fa2ea80 | 2011-10-08 21:07:29 +0200 | [diff] [blame] | 109 | extern void fio_client_add_cmd_option(void *, const char *); |
Jens Axboe | 132159a | 2011-09-30 15:01:32 -0600 | [diff] [blame] | 110 | |
| 111 | extern int fio_recv_data(int sk, void *p, unsigned int len); |
| 112 | extern int fio_send_data(int sk, const void *p, unsigned int len); |
| 113 | extern void fio_net_cmd_crc(struct fio_net_cmd *); |
Jens Axboe | e951bdc | 2011-10-05 21:58:45 +0200 | [diff] [blame] | 114 | extern struct fio_net_cmd *fio_net_recv_cmd(int sk); |
Jens Axboe | 132159a | 2011-09-30 15:01:32 -0600 | [diff] [blame] | 115 | |
Jens Axboe | 009b1be | 2011-09-29 18:27:02 -0600 | [diff] [blame] | 116 | extern int exit_backend; |
Jens Axboe | 132159a | 2011-09-30 15:01:32 -0600 | [diff] [blame] | 117 | extern int fio_net_port; |
| 118 | |
Jens Axboe | 4d8f878 | 2011-09-30 22:24:17 -0600 | [diff] [blame] | 119 | static inline void fio_init_net_cmd(struct fio_net_cmd *cmd, uint16_t opcode, |
Jens Axboe | af9c9fb | 2011-10-09 21:54:10 +0200 | [diff] [blame] | 120 | const void *pdu, uint32_t pdu_len, |
| 121 | uint64_t tag) |
Jens Axboe | 132159a | 2011-09-30 15:01:32 -0600 | [diff] [blame] | 122 | { |
| 123 | memset(cmd, 0, sizeof(*cmd)); |
Jens Axboe | 4d8f878 | 2011-09-30 22:24:17 -0600 | [diff] [blame] | 124 | |
Jens Axboe | fa2ea80 | 2011-10-08 21:07:29 +0200 | [diff] [blame] | 125 | cmd->version = __cpu_to_le16(FIO_SERVER_VER); |
Jens Axboe | 82fa6b2 | 2011-09-30 22:29:08 -0600 | [diff] [blame] | 126 | cmd->opcode = cpu_to_le16(opcode); |
Jens Axboe | af9c9fb | 2011-10-09 21:54:10 +0200 | [diff] [blame] | 127 | cmd->tag = cpu_to_le64(tag); |
Jens Axboe | 4d8f878 | 2011-09-30 22:24:17 -0600 | [diff] [blame] | 128 | |
| 129 | if (pdu) { |
| 130 | cmd->pdu_len = cpu_to_le32(pdu_len); |
| 131 | memcpy(&cmd->payload, pdu, pdu_len); |
| 132 | } |
Jens Axboe | 132159a | 2011-09-30 15:01:32 -0600 | [diff] [blame] | 133 | } |
Jens Axboe | 50d1697 | 2011-09-29 17:45:28 -0600 | [diff] [blame] | 134 | |
| 135 | #endif |