| #ifndef FIO_SERVER_H |
| #define FIO_SERVER_H |
| |
| #include <inttypes.h> |
| #include <string.h> |
| #include <sys/time.h> |
| #include <netinet/in.h> |
| |
| #include "stat.h" |
| #include "os/os.h" |
| #include "diskutil.h" |
| |
| #define FIO_NET_PORT 8765 |
| |
| /* |
| * On-wire encoding is little endian |
| */ |
| struct fio_net_cmd { |
| uint16_t version; /* protocol version */ |
| uint16_t opcode; /* command opcode */ |
| uint32_t flags; /* modifier flags */ |
| uint64_t tag; /* passed back on reply */ |
| uint32_t pdu_len; /* length of post-cmd layload */ |
| /* |
| * These must be immediately before the payload, anything before |
| * these fields are checksummed. |
| */ |
| uint16_t cmd_crc16; /* cmd checksum */ |
| uint16_t pdu_crc16; /* payload checksum */ |
| uint8_t payload[0]; /* payload */ |
| }; |
| |
| struct fio_net_cmd_reply { |
| struct flist_head list; |
| struct timeval tv; |
| uint64_t saved_tag; |
| uint16_t opcode; |
| }; |
| |
| enum { |
| FIO_SERVER_VER = 17, |
| |
| FIO_SERVER_MAX_FRAGMENT_PDU = 1024, |
| |
| FIO_NET_CMD_QUIT = 1, |
| FIO_NET_CMD_EXIT = 2, |
| FIO_NET_CMD_JOB = 3, |
| FIO_NET_CMD_JOBLINE = 4, |
| FIO_NET_CMD_TEXT = 5, |
| FIO_NET_CMD_TS = 6, |
| FIO_NET_CMD_GS = 7, |
| FIO_NET_CMD_SEND_ETA = 8, |
| FIO_NET_CMD_ETA = 9, |
| FIO_NET_CMD_PROBE = 10, |
| FIO_NET_CMD_START = 11, |
| FIO_NET_CMD_STOP = 12, |
| FIO_NET_CMD_DU = 13, |
| FIO_NET_CMD_SERVER_START = 14, |
| FIO_NET_CMD_ADD_JOB = 15, |
| FIO_NET_CMD_RUN = 16, |
| FIO_NET_CMD_IOLOG = 17, |
| FIO_NET_CMD_UPDATE_JOB = 18, |
| FIO_NET_CMD_NR = 19, |
| |
| FIO_NET_CMD_F_MORE = 1UL << 0, |
| |
| /* crc does not include the crc fields */ |
| FIO_NET_CMD_CRC_SZ = sizeof(struct fio_net_cmd) - |
| 2 * sizeof(uint16_t), |
| |
| FIO_NET_NAME_MAX = 256, |
| |
| FIO_NET_CLIENT_TIMEOUT = 5000, |
| }; |
| |
| struct cmd_ts_pdu { |
| struct thread_stat ts; |
| struct group_run_stats rs; |
| }; |
| |
| struct cmd_du_pdu { |
| struct disk_util_stat dus; |
| struct disk_util_agg agg; |
| }; |
| |
| struct cmd_probe_pdu { |
| uint8_t hostname[64]; |
| uint8_t bigendian; |
| uint8_t fio_version[32]; |
| uint8_t os; |
| uint8_t arch; |
| uint8_t bpp; |
| uint32_t cpus; |
| uint64_t flags; |
| }; |
| |
| struct cmd_single_line_pdu { |
| uint16_t len; |
| uint8_t text[0]; |
| }; |
| |
| struct cmd_line_pdu { |
| uint16_t lines; |
| uint16_t client_type; |
| struct cmd_single_line_pdu options[0]; |
| }; |
| |
| struct cmd_job_pdu { |
| uint32_t buf_len; |
| uint32_t client_type; |
| uint8_t buf[0]; |
| }; |
| |
| struct cmd_start_pdu { |
| uint32_t jobs; |
| }; |
| |
| struct cmd_end_pdu { |
| uint32_t error; |
| uint32_t signal; |
| }; |
| |
| struct cmd_add_job_pdu { |
| uint32_t thread_number; |
| uint32_t groupid; |
| struct thread_options_pack top; |
| }; |
| |
| struct cmd_text_pdu { |
| uint32_t level; |
| uint32_t buf_len; |
| uint64_t log_sec; |
| uint64_t log_usec; |
| uint8_t buf[0]; |
| }; |
| |
| struct cmd_iolog_pdu { |
| uint32_t thread_number; |
| uint32_t nr_samples; |
| uint32_t log_type; |
| uint8_t name[FIO_NET_NAME_MAX]; |
| struct io_sample samples[0]; |
| }; |
| |
| extern int fio_start_server(char *); |
| extern int fio_server_text_output(int, const char *, size_t); |
| extern int fio_net_send_cmd(int, uint16_t, const void *, off_t, uint64_t *, struct flist_head *); |
| extern int fio_net_send_simple_cmd(int, uint16_t, uint64_t, struct flist_head *); |
| extern void fio_server_set_arg(const char *); |
| extern int fio_server_parse_string(const char *, char **, int *, int *, struct in_addr *, struct in6_addr *, int *); |
| extern int fio_server_parse_host(const char *, int *, struct in_addr *, struct in6_addr *); |
| extern const char *fio_server_op(unsigned int); |
| extern void fio_server_got_signal(int); |
| |
| struct thread_stat; |
| struct group_run_stats; |
| extern void fio_server_send_ts(struct thread_stat *, struct group_run_stats *); |
| extern void fio_server_send_gs(struct group_run_stats *); |
| extern void fio_server_send_du(void); |
| extern void fio_server_idle_loop(void); |
| |
| extern int fio_clients_connect(void); |
| extern int fio_clients_send_ini(const char *); |
| extern void fio_client_add_cmd_option(void *, const char *); |
| extern void fio_client_add_ini_file(void *, const char *); |
| |
| extern int fio_recv_data(int sk, void *p, unsigned int len); |
| extern int fio_send_data(int sk, const void *p, unsigned int len); |
| extern void fio_net_cmd_crc(struct fio_net_cmd *); |
| extern void fio_net_cmd_crc_pdu(struct fio_net_cmd *, const void *); |
| extern struct fio_net_cmd *fio_net_recv_cmd(int sk); |
| |
| extern int fio_send_iolog(struct thread_data *, struct io_log *, const char *); |
| extern void fio_server_send_add_job(struct thread_data *); |
| extern void fio_server_send_start(struct thread_data *); |
| extern int fio_net_send_stop(int sk, int error, int signal); |
| extern int fio_net_send_quit(int sk); |
| |
| extern int exit_backend; |
| extern int fio_net_port; |
| |
| static inline void __fio_init_net_cmd(struct fio_net_cmd *cmd, uint16_t opcode, |
| uint32_t pdu_len, uint64_t tag) |
| { |
| memset(cmd, 0, sizeof(*cmd)); |
| |
| cmd->version = __cpu_to_le16(FIO_SERVER_VER); |
| cmd->opcode = cpu_to_le16(opcode); |
| cmd->tag = cpu_to_le64(tag); |
| cmd->pdu_len = cpu_to_le32(pdu_len); |
| } |
| |
| |
| static inline void fio_init_net_cmd(struct fio_net_cmd *cmd, uint16_t opcode, |
| const void *pdu, uint32_t pdu_len, |
| uint64_t tag) |
| { |
| __fio_init_net_cmd(cmd, opcode, pdu_len, tag); |
| |
| if (pdu) |
| memcpy(&cmd->payload, pdu, pdu_len); |
| } |
| |
| #endif |