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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" |
d09a64a0 | 10 | #include "diskutil.h" |
a64e88da | 11 | |
132159a5 JA |
12 | /* |
13 | * On-wire encoding is little endian | |
14 | */ | |
15 | struct fio_net_cmd { | |
16 | uint16_t version; /* protocol version */ | |
17 | uint16_t opcode; /* command opcode */ | |
18 | uint32_t flags; /* modifier flags */ | |
af9c9fb3 | 19 | uint64_t tag; /* passed back on reply */ |
132159a5 | 20 | uint32_t pdu_len; /* length of post-cmd layload */ |
a64e88da JA |
21 | /* |
22 | * These must be immediately before the payload, anything before | |
23 | * these fields are checksummed. | |
24 | */ | |
fcee5ff6 JA |
25 | uint16_t cmd_crc16; /* cmd checksum */ |
26 | uint16_t pdu_crc16; /* payload checksum */ | |
132159a5 JA |
27 | uint8_t payload[0]; /* payload */ |
28 | }; | |
29 | ||
89c1707c JA |
30 | struct fio_net_int_cmd { |
31 | struct fio_net_cmd cmd; | |
32 | struct flist_head list; | |
33 | struct timeval tv; | |
34 | uint64_t saved_tag; | |
35 | }; | |
36 | ||
132159a5 | 37 | enum { |
af9c9fb3 | 38 | FIO_SERVER_VER = 5, |
132159a5 | 39 | |
5cf6be78 | 40 | FIO_SERVER_MAX_PDU = 1024, |
132159a5 JA |
41 | |
42 | FIO_NET_CMD_QUIT = 1, | |
d7959186 JA |
43 | FIO_NET_CMD_EXIT = 2, |
44 | FIO_NET_CMD_JOB = 3, | |
81179eec JA |
45 | FIO_NET_CMD_JOBLINE = 4, |
46 | FIO_NET_CMD_TEXT = 5, | |
47 | FIO_NET_CMD_TS = 6, | |
48 | FIO_NET_CMD_GS = 7, | |
af9c9fb3 JA |
49 | FIO_NET_CMD_SEND_ETA = 8, |
50 | FIO_NET_CMD_ETA = 9, | |
51 | FIO_NET_CMD_PROBE = 10, | |
52 | FIO_NET_CMD_START = 11, | |
53 | FIO_NET_CMD_STOP = 12, | |
d09a64a0 JA |
54 | FIO_NET_CMD_DU = 13, |
55 | FIO_NET_CMD_NR = 14, | |
794d69ca | 56 | |
d7959186 | 57 | FIO_NET_CMD_F_MORE = 1UL << 0, |
fcee5ff6 JA |
58 | |
59 | /* crc does not include the crc fields */ | |
60 | FIO_NET_CMD_CRC_SZ = sizeof(struct fio_net_cmd) - | |
61 | 2 * sizeof(uint16_t), | |
89c1707c JA |
62 | |
63 | FIO_NET_CLIENT_TIMEOUT = 5000, | |
132159a5 JA |
64 | }; |
65 | ||
a64e88da JA |
66 | struct cmd_ts_pdu { |
67 | struct thread_stat ts; | |
68 | struct group_run_stats rs; | |
69 | }; | |
70 | ||
d09a64a0 JA |
71 | struct cmd_du_pdu { |
72 | struct disk_util_stat dus; | |
73 | struct disk_util_agg agg; | |
74 | }; | |
75 | ||
c28e8e8c JA |
76 | struct cmd_probe_pdu { |
77 | uint8_t hostname[64]; | |
6eb24791 | 78 | uint8_t bigendian; |
c28e8e8c JA |
79 | uint8_t fio_major; |
80 | uint8_t fio_minor; | |
81 | uint8_t fio_patch; | |
cca84643 JA |
82 | uint8_t os; |
83 | uint8_t arch; | |
38fdef22 | 84 | uint8_t bpp; |
c28e8e8c JA |
85 | }; |
86 | ||
fa2ea806 JA |
87 | struct cmd_single_line_pdu { |
88 | uint16_t len; | |
89 | uint8_t text[0]; | |
90 | }; | |
91 | ||
81179eec | 92 | struct cmd_line_pdu { |
fa2ea806 JA |
93 | uint16_t lines; |
94 | struct cmd_single_line_pdu options[0]; | |
81179eec JA |
95 | }; |
96 | ||
402668f3 | 97 | extern int fio_start_server(char *); |
13755d94 | 98 | extern int fio_server_text_output(const char *, size_t); |
142575e6 | 99 | extern int fio_server_log(const char *format, ...); |
af9c9fb3 | 100 | extern int fio_net_send_cmd(int, uint16_t, const void *, off_t, uint64_t); |
89c1707c | 101 | extern int fio_net_send_simple_cmd(int, uint16_t, uint64_t, struct flist_head *); |
bebe6398 JA |
102 | extern void fio_server_set_arg(const char *); |
103 | extern int fio_server_parse_string(const char *, char **, int *, int *, struct in_addr *); | |
89c1707c | 104 | extern const char *fio_server_op(unsigned int); |
7b821684 | 105 | extern void fio_server_got_signal(int); |
a64e88da JA |
106 | |
107 | struct thread_stat; | |
108 | struct group_run_stats; | |
109 | extern void fio_server_send_ts(struct thread_stat *, struct group_run_stats *); | |
110 | extern void fio_server_send_gs(struct group_run_stats *); | |
d09a64a0 | 111 | extern void fio_server_send_du(void); |
cc0df00a | 112 | extern void fio_server_idle_loop(void); |
132159a5 | 113 | |
a37f69b7 JA |
114 | extern int fio_clients_connect(void); |
115 | extern int fio_clients_send_ini(const char *); | |
37db14fe | 116 | extern int fio_handle_clients(void); |
bebe6398 | 117 | extern int fio_client_add(const char *, void **); |
fa2ea806 | 118 | extern void fio_client_add_cmd_option(void *, const char *); |
132159a5 JA |
119 | |
120 | extern int fio_recv_data(int sk, void *p, unsigned int len); | |
121 | extern int fio_send_data(int sk, const void *p, unsigned int len); | |
122 | extern void fio_net_cmd_crc(struct fio_net_cmd *); | |
e951bdc4 | 123 | extern struct fio_net_cmd *fio_net_recv_cmd(int sk); |
132159a5 | 124 | |
009b1be4 | 125 | extern int exit_backend; |
132159a5 JA |
126 | extern int fio_net_port; |
127 | ||
4d8f8780 | 128 | static inline void fio_init_net_cmd(struct fio_net_cmd *cmd, uint16_t opcode, |
af9c9fb3 JA |
129 | const void *pdu, uint32_t pdu_len, |
130 | uint64_t tag) | |
132159a5 JA |
131 | { |
132 | memset(cmd, 0, sizeof(*cmd)); | |
4d8f8780 | 133 | |
fa2ea806 | 134 | cmd->version = __cpu_to_le16(FIO_SERVER_VER); |
82fa6b21 | 135 | cmd->opcode = cpu_to_le16(opcode); |
af9c9fb3 | 136 | cmd->tag = cpu_to_le64(tag); |
4d8f8780 JA |
137 | |
138 | if (pdu) { | |
139 | cmd->pdu_len = cpu_to_le32(pdu_len); | |
140 | memcpy(&cmd->payload, pdu, pdu_len); | |
141 | } | |
132159a5 | 142 | } |
50d16976 JA |
143 | |
144 | #endif |