#include <inttypes.h>
#include <string.h>
-#include <endian.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
uint16_t version; /* protocol version */
uint16_t opcode; /* command opcode */
uint32_t flags; /* modifier flags */
- uint64_t serial; /* serial number */
- uint32_t pad;
+ uint64_t tag; /* passed back on reply */
uint32_t pdu_len; /* length of post-cmd layload */
- uint32_t cmd_crc32; /* cmd checksum */
- uint32_t pdu_crc32; /* payload checksum */
+ /*
+ * 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_int_cmd {
+ struct fio_net_cmd cmd;
+ struct flist_head list;
+ struct timeval tv;
+ uint64_t saved_tag;
+};
+
enum {
- FIO_SERVER_VER = 1,
- FIO_SERVER_VER1 = 1,
+ FIO_SERVER_VER = 13,
+
+ 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_NR = 18,
+
+ 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;
+};
- FIO_SERVER_MAX_PDU = 4096,
+struct cmd_probe_pdu {
+ uint8_t hostname[64];
+ uint8_t bigendian;
+ uint8_t fio_major;
+ uint8_t fio_minor;
+ uint8_t fio_patch;
+ uint8_t os;
+ uint8_t arch;
+ uint8_t bpp;
+};
- FIO_NET_CMD_QUIT = 1,
- FIO_NET_CMD_JOB = 2,
- FIO_NET_CMD_JOB_END = 3,
- FIO_NET_CMD_ACK = 4,
- FIO_NET_CMD_NAK = 5,
- FIO_NET_CMD_TEXT = 6,
+struct cmd_single_line_pdu {
+ uint16_t len;
+ uint8_t text[0];
};
-extern int fio_server(void);
-extern int fio_server_text_output(const char *, unsigned int len);
-extern int fio_server_log(const char *format, ...);
+struct cmd_line_pdu {
+ uint16_t lines;
+ uint16_t client_type;
+ struct cmd_single_line_pdu options[0];
+};
-extern int fio_client_connect(const char *);
-extern int fio_client_send_ini(const char *);
-extern int fio_handle_clients(void);
+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;
+};
+
+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);
+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_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 struct fio_net_cmd *fio_net_cmd_read(int sk);
+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 int exit_backend;
extern int fio_net_port;
-#if __BYTE_ORDER == __LITTLE_ENDIAN
-#define le16_to_cpu(x) (x)
-#define le32_to_cpu(x) (x)
-#define le64_to_cpu(x) (x)
-#define cpu_to_le16(x) (x)
-#define cpu_to_le32(x) (x)
-#define cpu_to_le64(x) (x)
-#elif __BYTE_ORDER == __BIG_ENDIAN
-#define le16_to_cpu(x) __bswap_16(x)
-#define le32_to_cpu(x) __bswap_32(x)
-#define le64_to_cpu(x) __bswap_64(x)
-#define cpu_to_le16(x) __bswap_16(x)
-#define cpu_to_le32(x) __bswap_32(x)
-#define cpu_to_le64(x) __bswap_64(x)
-#else
-#error "Endianness not detected"
-#endif
-
-static inline void fio_init_net_cmd(struct fio_net_cmd *cmd, uint16_t opcode,
- const void *pdu, uint32_t pdu_len)
+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_VER1);
- cmd->opcode = cpu_to_le16(FIO_NET_CMD_TEXT);
+ 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) {
- cmd->pdu_len = cpu_to_le32(pdu_len);
+ if (pdu)
memcpy(&cmd->payload, pdu, pdu_len);
- }
}
#endif