Commit | Line | Data |
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50d16976 JA |
1 | #ifndef FIO_SERVER_H |
2 | #define FIO_SERVER_H | |
3 | ||
132159a5 | 4 | #include <inttypes.h> |
142575e6 | 5 | #include <string.h> |
89c1707c | 6 | #include <sys/time.h> |
132159a5 | 7 | |
a64e88da | 8 | #include "stat.h" |
610a730c | 9 | #include "os/os.h" |
a64e88da | 10 | |
132159a5 JA |
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 */ | |
af9c9fb3 | 18 | uint64_t tag; /* passed back on reply */ |
132159a5 | 19 | uint32_t pdu_len; /* length of post-cmd layload */ |
a64e88da JA |
20 | /* |
21 | * These must be immediately before the payload, anything before | |
22 | * these fields are checksummed. | |
23 | */ | |
fcee5ff6 JA |
24 | uint16_t cmd_crc16; /* cmd checksum */ |
25 | uint16_t pdu_crc16; /* payload checksum */ | |
132159a5 JA |
26 | uint8_t payload[0]; /* payload */ |
27 | }; | |
28 | ||
89c1707c JA |
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 | ||
132159a5 | 36 | enum { |
af9c9fb3 | 37 | FIO_SERVER_VER = 5, |
132159a5 | 38 | |
5cf6be78 | 39 | FIO_SERVER_MAX_PDU = 1024, |
132159a5 JA |
40 | |
41 | FIO_NET_CMD_QUIT = 1, | |
d7959186 JA |
42 | FIO_NET_CMD_EXIT = 2, |
43 | FIO_NET_CMD_JOB = 3, | |
81179eec JA |
44 | FIO_NET_CMD_JOBLINE = 4, |
45 | FIO_NET_CMD_TEXT = 5, | |
46 | FIO_NET_CMD_TS = 6, | |
47 | FIO_NET_CMD_GS = 7, | |
af9c9fb3 JA |
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, | |
89c1707c | 53 | FIO_NET_CMD_NR = 13, |
794d69ca | 54 | |
d7959186 | 55 | FIO_NET_CMD_F_MORE = 1UL << 0, |
fcee5ff6 JA |
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), | |
89c1707c JA |
60 | |
61 | FIO_NET_CLIENT_TIMEOUT = 5000, | |
132159a5 JA |
62 | }; |
63 | ||
a64e88da JA |
64 | struct cmd_ts_pdu { |
65 | struct thread_stat ts; | |
66 | struct group_run_stats rs; | |
67 | }; | |
68 | ||
c28e8e8c JA |
69 | struct cmd_probe_pdu { |
70 | uint8_t hostname[64]; | |
6eb24791 | 71 | uint8_t bigendian; |
c28e8e8c JA |
72 | uint8_t fio_major; |
73 | uint8_t fio_minor; | |
74 | uint8_t fio_patch; | |
cca84643 JA |
75 | uint8_t os; |
76 | uint8_t arch; | |
38fdef22 | 77 | uint8_t bpp; |
c28e8e8c JA |
78 | }; |
79 | ||
fa2ea806 JA |
80 | struct cmd_single_line_pdu { |
81 | uint16_t len; | |
82 | uint8_t text[0]; | |
83 | }; | |
84 | ||
81179eec | 85 | struct cmd_line_pdu { |
fa2ea806 JA |
86 | uint16_t lines; |
87 | struct cmd_single_line_pdu options[0]; | |
81179eec JA |
88 | }; |
89 | ||
402668f3 | 90 | extern int fio_start_server(char *); |
13755d94 | 91 | extern int fio_server_text_output(const char *, size_t); |
142575e6 | 92 | extern int fio_server_log(const char *format, ...); |
af9c9fb3 | 93 | extern int fio_net_send_cmd(int, uint16_t, const void *, off_t, uint64_t); |
89c1707c | 94 | extern int fio_net_send_simple_cmd(int, uint16_t, uint64_t, struct flist_head *); |
bebe6398 JA |
95 | extern void fio_server_set_arg(const char *); |
96 | extern int fio_server_parse_string(const char *, char **, int *, int *, struct in_addr *); | |
89c1707c | 97 | extern const char *fio_server_op(unsigned int); |
7b821684 | 98 | extern void fio_server_got_signal(int); |
a64e88da JA |
99 | |
100 | struct thread_stat; | |
101 | struct group_run_stats; | |
102 | extern void fio_server_send_ts(struct thread_stat *, struct group_run_stats *); | |
103 | extern void fio_server_send_gs(struct group_run_stats *); | |
cc0df00a | 104 | extern void fio_server_idle_loop(void); |
132159a5 | 105 | |
a37f69b7 JA |
106 | extern int fio_clients_connect(void); |
107 | extern int fio_clients_send_ini(const char *); | |
37db14fe | 108 | extern int fio_handle_clients(void); |
bebe6398 | 109 | extern int fio_client_add(const char *, void **); |
fa2ea806 | 110 | extern void fio_client_add_cmd_option(void *, const char *); |
132159a5 JA |
111 | |
112 | extern int fio_recv_data(int sk, void *p, unsigned int len); | |
113 | extern int fio_send_data(int sk, const void *p, unsigned int len); | |
114 | extern void fio_net_cmd_crc(struct fio_net_cmd *); | |
e951bdc4 | 115 | extern struct fio_net_cmd *fio_net_recv_cmd(int sk); |
132159a5 | 116 | |
009b1be4 | 117 | extern int exit_backend; |
132159a5 JA |
118 | extern int fio_net_port; |
119 | ||
4d8f8780 | 120 | static inline void fio_init_net_cmd(struct fio_net_cmd *cmd, uint16_t opcode, |
af9c9fb3 JA |
121 | const void *pdu, uint32_t pdu_len, |
122 | uint64_t tag) | |
132159a5 JA |
123 | { |
124 | memset(cmd, 0, sizeof(*cmd)); | |
4d8f8780 | 125 | |
fa2ea806 | 126 | cmd->version = __cpu_to_le16(FIO_SERVER_VER); |
82fa6b21 | 127 | cmd->opcode = cpu_to_le16(opcode); |
af9c9fb3 | 128 | cmd->tag = cpu_to_le64(tag); |
4d8f8780 JA |
129 | |
130 | if (pdu) { | |
131 | cmd->pdu_len = cpu_to_le32(pdu_len); | |
132 | memcpy(&cmd->payload, pdu, pdu_len); | |
133 | } | |
132159a5 | 134 | } |
50d16976 JA |
135 | |
136 | #endif |