#include <event.h>
#include <fcntl.h>
#include <netinet/tcp.h>
+#include <netinet/in.h>
#include <arpa/inet.h>
+#if TIME_WITH_SYS_TIME
+# include <sys/time.h>
+# include <time.h>
+#else
+# if HAVE_SYS_TIME_H
+# include <sys/time.h>
+# else
+# include <time.h>
+# endif
+#endif
#include "ms_setting.h"
#include "ms_thread.h"
#include "ms_atomic.h"
static void ms_conn_shrink(ms_conn_t *c);
static void ms_conn_set_state(ms_conn_t *c, int state);
static bool ms_update_event(ms_conn_t *c, const int new_flags);
-static int ms_get_rep_sock_index(ms_conn_t *c, int cmd);
-static int ms_get_next_sock_index(ms_conn_t *c);
+static uint32_t ms_get_rep_sock_index(ms_conn_t *c, int cmd);
+static uint32_t ms_get_next_sock_index(ms_conn_t *c);
static int ms_update_conn_sock_event(ms_conn_t *c);
static bool ms_need_yield(ms_conn_t *c);
static void ms_update_start_time(ms_conn_t *c);
* @param c, pointer of the concurrency
* @param is_udp, whether it's udp
*
- * @return int, if success, return 0, else return -1
+ * @return int, if success, return EXIT_SUCCESS, else return -1
*/
static int ms_conn_udp_init(ms_conn_t *c, const bool is_udp)
{
memset(c->udppkt, 0, MAX_UDP_PACKET * sizeof(ms_udppkt_t));
}
- return 0;
+ return EXIT_SUCCESS;
} /* ms_conn_udp_init */
* @param read_buffer_size
* @param is_udp, whether it's udp
*
- * @return int, if success, return 0, else return -1
+ * @return int, if success, return EXIT_SUCCESS, else return -1
*/
static int ms_conn_init(ms_conn_t *c,
const int init_state,
/* for replication, each connection need connect all the server */
if (ms_setting.rep_write_srv > 0)
{
- c->total_sfds= ms_setting.srv_cnt;
+ c->total_sfds= ms_setting.srv_cnt * ms_setting.sock_per_conn;
}
else
{
{
c->protocol= binary_prot;
}
- else if (is_udp)
- {
- c->protocol= ascii_udp_prot;
- }
else
{
c->protocol= ascii_prot;
atomic_add_32(&ms_stats.active_conns, 1);
}
- return 0;
+ return EXIT_SUCCESS;
} /* ms_conn_init */
*
* @param c, pointer of the concurrency
*
- * @return int, if success, return 0, else return -1
+ * @return int, if success, return EXIT_SUCCESS, else return -1
*/
static int ms_item_win_init(ms_conn_t *c)
{
ms_warmup_num_init(c);
- return 0;
+ return EXIT_SUCCESS;
} /* ms_item_win_init */
*
* @param c, pointer of the concurrency
*
- * @return int, if success, return 0, else return -1
+ * @return int, if success, return EXIT_SUCCESS, else return -1
*/
static int ms_conn_sock_init(ms_conn_t *c)
{
ms_thread_t *ms_thread= pthread_getspecific(ms_thread_key);
- int i;
+ uint32_t i;
int ret_sfd;
- int srv_idx= 0;
+ uint32_t srv_idx= 0;
assert(c != NULL);
assert(c->tcpsfd != NULL);
if (ms_setting.rep_write_srv > 0)
{
/* for replication, each connection need connect all the server */
- srv_idx= i;
+ srv_idx= i % ms_setting.srv_cnt;
}
else
{
}
else
{
- for (int j= 0; j < i; j++)
+ for (uint32_t j= 0; j < i; j++)
{
close(c->tcpsfd[j]);
}
return -1;
}
- return 0;
+ return EXIT_SUCCESS;
} /* ms_conn_sock_init */
*
* @param c, pointer of the concurrency
*
- * @return int, if success, return 0, else return -1
+ * @return int, if success, return EXIT_SUCCESS, else return -1
*/
static int ms_conn_event_init(ms_conn_t *c)
{
ms_thread_t *ms_thread= pthread_getspecific(ms_thread_key);
- /* default event timeout 10 seconds */
- struct timeval t=
- {
- .tv_sec= EVENT_TIMEOUT, .tv_usec= 0
- };
short event_flags= EV_WRITE | EV_PERSIST;
event_set(&c->event, c->sfd, event_flags, ms_event_handler, (void *)c);
event_base_set(ms_thread->base, &c->event);
c->ev_flags= event_flags;
- if (c->total_sfds == 1)
+ if (event_add(&c->event, NULL) == -1)
{
- if (event_add(&c->event, NULL) == -1)
- {
- return -1;
- }
- }
- else
- {
- if (event_add(&c->event, &t) == -1)
- {
- return -1;
- }
+ return -1;
}
- return 0;
+ return EXIT_SUCCESS;
} /* ms_conn_event_init */
*
* @param c, pointer of the concurrency
*
- * @return int, if success, return 0, else return -1
+ * @return int, if success, return EXIT_SUCCESS, else return -1
*/
int ms_setup_conn(ms_conn_t *c)
{
return -1;
}
- return 0;
+ return EXIT_SUCCESS;
} /* ms_setup_conn */
/* delete the event, the socket and the connection */
event_del(&c->event);
- for (int i= 0; i < c->total_sfds; i++)
+ for (uint32_t i= 0; i < c->total_sfds; i++)
{
if (c->tcpsfd[i] > 0)
{
*
* @param ai, server address information
*
- * @return int, if success, return 0, else return -1
+ * @return int, if success, return EXIT_SUCCESS, else return -1
*/
static int ms_new_socket(struct addrinfo *ai)
{
* @param is_udp, whether it's udp
* @param ret_sfd, the connected socket file descriptor
*
- * @return int, if success, return 0, else return -1
+ * @return int, if success, return EXIT_SUCCESS, else return -1
*/
static int ms_network_connect(ms_conn_t *c,
char *srv_host_name,
* that otherwise mess things up.
*/
memset(&hints, 0, sizeof(hints));
+#ifdef AI_ADDRCONFIG
hints.ai_flags= AI_PASSIVE | AI_ADDRCONFIG;
+#else
+ hints.ai_flags= AI_PASSIVE;
+#endif /* AI_ADDRCONFIG */
if (is_udp)
{
hints.ai_protocol= IPPROTO_UDP;
*
* @param c, pointer of the concurrency
*
- * @return int, if success, return 0, else return -1
+ * @return int, if success, return EXIT_SUCCESS, else return -1
*/
static int ms_reconn(ms_conn_t *c)
{
ms_thread_t *ms_thread= pthread_getspecific(ms_thread_key);
- int srv_idx= 0;
- int32_t srv_conn_cnt= 0;
+ uint32_t srv_idx= 0;
+ uint32_t srv_conn_cnt= 0;
if (ms_setting.rep_write_srv > 0)
{
- srv_idx= c->cur_idx;
- srv_conn_cnt= ms_setting.nconns;
+ srv_idx= c->cur_idx % ms_setting.srv_cnt;
+ srv_conn_cnt= ms_setting.sock_per_conn * ms_setting.nconns;
}
else
{
c->tcpsfd[c->cur_idx]= 0;
if (atomic_add_32_nv(&ms_setting.servers[srv_idx].disconn_cnt, 1)
- % (uint32_t)srv_conn_cnt == 0)
+ % srv_conn_cnt == 0)
{
gettimeofday(&ms_setting.servers[srv_idx].disconn_time, NULL);
fprintf(stderr, "Server %s:%d disconnect\n",
if (ms_setting.rep_write_srv > 0)
{
- int i= 0;
+ uint32_t i= 0;
+
for (i= 0; i < c->total_sfds; i++)
{
if (c->tcpsfd[i] != 0)
break;
}
- if (c->total_sfds == 1)
+ if (ms_setting.rep_write_srv == 0 && c->total_sfds > 0)
{
/* wait a second and reconnect */
sleep(1);
}
}
- while (c->total_sfds == 1);
+ while (ms_setting.rep_write_srv == 0 && c->total_sfds > 0);
}
if ((c->total_sfds > 1) && (c->tcpsfd[c->cur_idx] == 0))
c->alive_sfds--;
}
- return 0;
+ return EXIT_SUCCESS;
} /* ms_reconn */
*
* @param c, pointer of the concurrency
*
- * @return int, if success, return 0, else return -1
+ * @return int, if success, return EXIT_SUCCESS, else return -1
*/
int ms_reconn_socks(ms_conn_t *c)
{
ms_thread_t *ms_thread= pthread_getspecific(ms_thread_key);
- int srv_idx= 0;
+ uint32_t srv_idx= 0;
int ret_sfd= 0;
- int srv_conn_cnt= 0;
+ uint32_t srv_conn_cnt= 0;
struct timeval cur_time;
assert(c != NULL);
if ((c->total_sfds == 1) || (c->total_sfds == c->alive_sfds))
{
- return 0;
+ return EXIT_SUCCESS;
}
- for (int i= 0; i < c->total_sfds; i++)
+ for (uint32_t i= 0; i < c->total_sfds; i++)
{
if (c->tcpsfd[i] == 0)
{
if (ms_setting.rep_write_srv > 0)
{
- srv_idx= i;
- srv_conn_cnt= ms_setting.nconns;
+ srv_idx= i % ms_setting.srv_cnt;
+ srv_conn_cnt= ms_setting.sock_per_conn * ms_setting.nconns;
}
else
{
}
}
- return 0;
+ return EXIT_SUCCESS;
} /* ms_reconn_socks */
* @param c, pointer of the concurrency
* @param command, the string responded by server
*
- * @return int, if the command completed return 0, else return
+ * @return int, if the command completed return EXIT_SUCCESS, else return
* -1
*/
static int ms_ascii_process_line(ms_conn_t *c, char *command)
c->ctnwrite= false;
c->rbytes= 0;
c->rcurr= c->rbuf;
+ c->msgcurr = 0;
+ c->msgused = 0;
+ c->iovused = 0;
ms_conn_set_state(c, conn_write);
memcpy(&c->precmd, &c->currcmd, sizeof(ms_cmdstat_t)); /* replicate command state */
*
* @param c, pointer of the concurrency
*
- * @return int, if success, return 0, else return -1
+ * @return int, if success, return EXIT_SUCCESS, else return -1
*/
static int ms_try_read_line(ms_conn_t *c)
{
if ((uint64_t)c->rbytes < sizeof(c->binary_header))
{
/* need more data! */
- return 0;
+ return EXIT_SUCCESS;
}
else
{
fprintf(stderr, "Invalid magic: %x\n",
c->binary_header.response.magic);
ms_conn_set_state(c, conn_closing);
- return 0;
+ return EXIT_SUCCESS;
}
/* process this complete response */
assert(c->rcurr <= (c->rbuf + c->rsize));
if (c->rbytes == 0)
- return 0;
+ return EXIT_SUCCESS;
el= memchr(c->rcurr, '\n', (size_t)c->rbytes);
if (! el)
- return 0;
+ return EXIT_SUCCESS;
cont= el + 1;
if (((el - c->rcurr) > 1) && (*(el - 1) == '\r'))
* close.
* before reading, move the remaining incomplete fragment of a command
* (if any) to the beginning of the buffer.
- * return 0 if there's nothing to read on the first read.
+ * return EXIT_SUCCESS if there's nothing to read on the first read.
*/
/**
* @param c, pointer of the concurrency
*
* @return int,
- * return 0 if there's nothing to read on the first read.
- * return 1 if get data
+ * return EXIT_SUCCESS if there's nothing to read on the first read.
+ * return EXIT_FAILURE if get data
* return -1 if error happens
*/
static int ms_try_read_network(ms_conn_t *c)
{
assert(c != NULL);
assert(c->rbytes >= c->rvbytes);
- assert(c->protocol == ascii_udp_prot || c->protocol == ascii_prot);
+ assert(c->protocol == ascii_prot);
if (c->rvbytes > 2)
{
assert(
{
assert(c != NULL);
assert(c->rbytes >= c->rvbytes);
- assert(c->protocol == ascii_udp_prot
- || c->protocol == ascii_prot
+ assert(c->protocol == ascii_prot
|| c->protocol == binary_prot);
if (c->protocol == binary_prot)
*
* @param c, pointer of the concurrency
*
- * @return int, if success, return 0, else return -1
+ * @return int, if success, return EXIT_SUCCESS, else return -1
*/
static int ms_add_msghdr(ms_conn_t *c)
{
return ms_add_iov(c, NULL, UDP_HEADER_SIZE);
}
- return 0;
+ return EXIT_SUCCESS;
} /* ms_add_msghdr */
*
* @param c, pointer of the concurrency
*
- * @return int, if success, return 0, else return -1
+ * @return int, if success, return EXIT_SUCCESS, else return -1
*/
static int ms_ensure_iov_space(ms_conn_t *c)
{
}
}
- return 0;
+ return EXIT_SUCCESS;
} /* ms_ensure_iov_space */
* @param buf, the buffer includes data to send
* @param len, the data length in the buffer
*
- * @return int, if success, return 0, else return -1
+ * @return int, if success, return EXIT_SUCCESS, else return -1
*/
static int ms_add_iov(ms_conn_t *c, const void *buf, int len)
{
*/
limit_to_mtu= c->udp;
+#ifdef IOV_MAX
/* We may need to start a new msghdr if this one is full. */
if ((m->msg_iovlen == IOV_MAX)
|| (limit_to_mtu && (c->msgbytes >= UDP_MAX_SEND_PAYLOAD_SIZE)))
ms_add_msghdr(c);
m= &c->msglist[c->msgused - 1];
}
+#endif
if (ms_ensure_iov_space(c) != 0)
return -1;
}
while (leftover > 0);
- return 0;
+ return EXIT_SUCCESS;
} /* ms_add_iov */
*
* @param c, pointer of the concurrency
*
- * @return int, if success, return 0, else return -1
+ * @return int, if success, return EXIT_SUCCESS, else return -1
*/
static int ms_build_udp_headers(ms_conn_t *c)
{
+ UDP_HEADER_SIZE));
}
- return 0;
+ return EXIT_SUCCESS;
} /* ms_build_udp_headers */
*/
static bool ms_update_event(ms_conn_t *c, const int new_flags)
{
- /* default event timeout 10 seconds */
- struct timeval t=
- {
- .tv_sec= EVENT_TIMEOUT, .tv_usec= 0
- };
-
assert(c != NULL);
struct event_base *base= c->event.ev_base;
event_base_set(base, &c->event);
c->ev_flags= (short)new_flags;
- if (c->total_sfds == 1)
+ if (event_add(&c->event, NULL) == -1)
{
- if (event_add(&c->event, NULL) == -1)
- {
- return false;
- }
- }
- else
- {
- if (event_add(&c->event, &t) == -1)
- {
- return false;
- }
+ return false;
}
return true;
{
gettimeofday(&curr_time, NULL);
time_diff= ms_time_diff(&ms_thread->startup_time, &curr_time);
- tps=
- (int64_t)((task->get_opt
- + task->set_opt) / ((uint64_t)time_diff / 1000000));
+ tps= (int64_t)(((task->get_opt + task->set_opt) / (uint64_t)time_diff) * 1000000);
/* current throughput is greater than expected throughput */
if (tps > ms_thread->thread_ctx->tps_perconn)
}
assert(fd == c->sfd);
- /* event timeout, close the current connection */
- if (c->which == EV_TIMEOUT)
- {
- ms_conn_set_state(c, conn_closing);
- }
-
ms_drive_machine(c);
/* wait for next event */
* @param c, pointer of the concurrency
* @param cmd, command(get or set )
*
- * @return int, if success, return the index, else return 0
+ * @return int, if success, return the index, else return EXIT_SUCCESS
*/
-static int ms_get_rep_sock_index(ms_conn_t *c, int cmd)
+static uint32_t ms_get_rep_sock_index(ms_conn_t *c, int cmd)
{
- int sock_index= -1;
- int i= 0;
+ uint32_t sock_index= 0;
+ uint32_t i= 0;
if (c->total_sfds == 1)
{
- return 0;
+ return EXIT_SUCCESS;
}
if (ms_setting.rep_write_srv == 0)
if (i == ms_setting.rep_write_srv)
{
/* random get one replication server to read */
- sock_index= (int)(random() % c->total_sfds);
+ sock_index= (uint32_t)random() % c->total_sfds;
}
else
{
/* random get one replication writing server to write */
- sock_index= (int)(random() % ms_setting.rep_write_srv);
+ sock_index= (uint32_t)random() % ms_setting.rep_write_srv;
}
}
else if (cmd == CMD_GET)
{
/* random get one replication server to read */
- sock_index= (int)(random() % c->total_sfds);
+ sock_index= (uint32_t)random() % c->total_sfds;
}
}
while (c->tcpsfd[sock_index] == 0);
*
* @return int, return the index
*/
-static int ms_get_next_sock_index(ms_conn_t *c)
+static uint32_t ms_get_next_sock_index(ms_conn_t *c)
{
- int sock_index= 0;
+ uint32_t sock_index= 0;
do
{
*
* @param c, pointer of the concurrency
*
- * @return int, if success, return 0, else return -1
+ * @return int, if success, return EXIT_SUCCESS, else return -1
*/
static int ms_update_conn_sock_event(ms_conn_t *c)
{
}
}
- return 0;
+ return EXIT_SUCCESS;
} /* ms_update_conn_sock_event */
* @param item, pointer of task item which includes the object
* information
*
- * @return int, if success, return 0, else return -1
+ * @return int, if success, return EXIT_SUCCESS, else return -1
*/
static int ms_build_ascii_write_buf_set(ms_conn_t *c, ms_task_item_t *item)
{
int write_len;
char *buffer= c->wbuf;
- write_len= sprintf(buffer,
- " %u %d %d\r\n",
- 0,
- item->exp_time,
- item->value_size);
+ write_len= snprintf(buffer,
+ c->wsize,
+ " %u %d %d\r\n",
+ 0,
+ item->exp_time,
+ item->value_size);
- if (write_len > c->wsize)
+ if (write_len > c->wsize || write_len < 0)
{
/* ought to be always enough. just fail for simplicity */
fprintf(stderr, "output command line too long.\n");
return -1;
}
- return 0;
+ return EXIT_SUCCESS;
} /* ms_build_ascii_write_buf_set */
* @param item, pointer of task item which includes the object
* information
*
- * @return int, if success, return 0, else return -1
+ * @return int, if success, return EXIT_SUCCESS, else return -1
*/
int ms_mcd_set(ms_conn_t *c, ms_task_item_t *item)
{
item->key_size + item->value_size);
atomic_add_size(&ms_stats.cmd_set, 1);
- return 0;
+ return EXIT_SUCCESS;
} /* ms_mcd_set */
* @param item, pointer of task item which includes the object
* information
*
- * @return int, if success, return 0, else return -1
+ * @return int, if success, return EXIT_SUCCESS, else return -1
*/
static int ms_build_ascii_write_buf_get(ms_conn_t *c, ms_task_item_t *item)
{
return -1;
}
- return 0;
+ return EXIT_SUCCESS;
} /* ms_build_ascii_write_buf_get */
* @param c, pointer of the concurrency
* @param item, pointer of task item which includes the object
* information
- * @param verify, whether do verification
*
- * @return int, if success, return 0, else return -1
+ * @return int, if success, return EXIT_SUCCESS, else return -1
*/
-int ms_mcd_get(ms_conn_t *c, ms_task_item_t *item, bool verify)
+int ms_mcd_get(ms_conn_t *c, ms_task_item_t *item)
{
- /* verify not supported yet */
- UNUSED_ARGUMENT(verify);
-
assert(c != NULL);
c->currcmd.cmd= CMD_GET;
atomic_add_size(&ms_stats.cmd_get, 1);
- return 0;
+ return EXIT_SUCCESS;
} /* ms_mcd_get */
*
* @param c, pointer of the concurrency
*
- * @return int, if success, return 0, else return -1
+ * @return int, if success, return EXIT_SUCCESS, else return -1
*/
static int ms_build_ascii_write_buf_mlget(ms_conn_t *c)
{
return -1;
}
- return 0;
+ return EXIT_SUCCESS;
} /* ms_build_ascii_write_buf_mlget */
*
* @param c, pointer of the concurrency
*
- * @return int, if success, return 0, else return -1
+ * @return int, if success, return EXIT_SUCCESS, else return -1
*/
int ms_mcd_mlget(ms_conn_t *c)
{
atomic_add_size(&ms_stats.cmd_get, 1);
}
- return 0;
+ return EXIT_SUCCESS;
} /* ms_mcd_mlget */
*
* @param c, pointer of the concurrency
*
- * @return int, if success, return 0, else return -1
+ * @return int, if success, return EXIT_SUCCESS, else return -1
*/
static int ms_bin_process_response(ms_conn_t *c)
{
{
c->rvbytes= (int32_t)bodylen;
c->readval= true;
- return 1;
+ return EXIT_FAILURE;
}
else
{
}
}
- return 0;
+ return EXIT_SUCCESS;
} /* ms_bin_process_response */
header->request.extlen= (uint8_t)hdr_len;
header->request.datatype= (uint8_t)PROTOCOL_BINARY_RAW_BYTES;
- header->request.reserved= 0;
+ header->request.vbucket= 0;
header->request.bodylen= htonl(body_len);
header->request.opaque= 0;
* @param item, pointer of task item which includes the object
* information
*
- * @return int, if success, return 0, else return -1
+ * @return int, if success, return EXIT_SUCCESS, else return -1
*/
static int ms_build_bin_write_buf_set(ms_conn_t *c, ms_task_item_t *item)
{
}
ms_add_iov(c, &ms_setting.char_block[value_offset], item->value_size);
- return 0;
+ return EXIT_SUCCESS;
} /* ms_build_bin_write_buf_set */
* @param item, pointer of task item which includes the object
* information
*
- * @return int, if success, return 0, else return -1
+ * @return int, if success, return EXIT_SUCCESS, else return -1
*/
static int ms_build_bin_write_buf_get(ms_conn_t *c, ms_task_item_t *item)
{
(uint32_t)item->key_size);
ms_add_key_to_iov(c, item);
- return 0;
+ return EXIT_SUCCESS;
} /* ms_build_bin_write_buf_get */
* @param item, pointer of task item which includes the object
* information
*
- * @return int, if success, return 0, else return -1
+ * @return int, if success, return EXIT_SUCCESS, else return -1
*/
static int ms_build_bin_write_buf_mlget(ms_conn_t *c)
{
c->wcurr= c->wbuf;
- return 0;
+ return EXIT_SUCCESS;
} /* ms_build_bin_write_buf_mlget */