Mercurial > hg > nginx-quic
diff src/os/unix/ngx_process_cycle.c @ 360:239e37d44a34
nginx-0.0.7-2004-06-18-20:22:16 import
author | Igor Sysoev <igor@sysoev.ru> |
---|---|
date | Fri, 18 Jun 2004 16:22:16 +0000 |
parents | e260514b9ad4 |
children | 446782c909b3 |
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--- a/src/os/unix/ngx_process_cycle.c +++ b/src/os/unix/ngx_process_cycle.c @@ -334,13 +334,33 @@ void ngx_single_process_cycle(ngx_cycle_ static void ngx_start_worker_processes(ngx_cycle_t *cycle, ngx_int_t n, ngx_int_t type) { + ngx_int_t i; + ngx_channel_t ch; struct itimerval itv; ngx_log_error(NGX_LOG_INFO, cycle->log, 0, "start worker processes"); + ch.command = NGX_CMD_OPEN_CHANNEL; + while (n--) { ngx_spawn_process(cycle, ngx_worker_process_cycle, NULL, "worker process", type); + + ch.pid = ngx_processes[ngx_process_slot].pid; + ch.slot = ngx_process_slot; + ch.fd = ngx_processes[ngx_process_slot].channel[0]; + + for (i = 0; i < ngx_last_process - 1; i++) { + + ngx_log_debug3(NGX_LOG_DEBUG_CORE, cycle->log, 0, + "pass channel s: %d pid:" PID_T_FMT " fd:%d", + ch.slot, ch.pid, ch.fd); + + /* TODO: NGX_AGAIN */ + + ngx_write_channel(ngx_processes[i].channel[0], + &ch, sizeof(ngx_channel_t), cycle->log); + } } /* @@ -360,6 +380,7 @@ static void ngx_start_worker_processes(n } } + static void ngx_signal_worker_processes(ngx_cycle_t *cycle, int signo) { ngx_int_t i; @@ -529,7 +550,7 @@ static void ngx_worker_process_cycle(ngx for (n = 0; n <= ngx_last_process; n++) { - if (n == ngx_current_slot) { + if (n == ngx_process_slot) { if (close(ngx_processes[n].channel[0]) == -1) { ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, "close() failed"); @@ -681,6 +702,16 @@ static void ngx_channel_handler(ngx_even case NGX_CMD_REOPEN: ngx_reopen = 1; break; + + case NGX_CMD_OPEN_CHANNEL: + + ngx_log_debug3(NGX_LOG_DEBUG_CORE, ev->log, 0, + "get channel s:%d pid:" PID_T_FMT " fd:%d", + ch.slot, ch.pid, ch.fd); + + ngx_processes[ch.slot].pid = ch.pid; + ngx_processes[ch.slot].channel[0] = ch.fd; + break; } } @@ -775,7 +806,7 @@ ngx_int_t ngx_write_channel(ngx_socket_t msg.msg_iov = iov; msg.msg_iovlen = 1; - n = sendmsg(s, &msg, MSG_DONTWAIT); + n = sendmsg(s, &msg, 0); if (n == -1) { err = ngx_errno; @@ -799,7 +830,7 @@ ngx_int_t ngx_read_channel(ngx_socket_t ngx_err_t err; struct iovec iov[1]; struct msghdr msg; - struct cmsghdr *cm; + struct cmsghdr cm; iov[0].iov_base = (char *) ch; iov[0].iov_len = size; @@ -817,7 +848,7 @@ ngx_int_t ngx_read_channel(ngx_socket_t msg.msg_accrightslen = sizeof(int); #endif - n = recvmsg(s, &msg, MSG_DONTWAIT); + n = recvmsg(s, &msg, 0); if (n == -1) { err = ngx_errno; @@ -838,28 +869,21 @@ ngx_int_t ngx_read_channel(ngx_socket_t #if (HAVE_MSGHDR_MSG_CONTROL) if (ch->command == NGX_CMD_OPEN_CHANNEL) { - cm = (struct cmsghdr *) msg.msg_control; - if (cm == NULL) { - ngx_log_error(NGX_LOG_ALERT, log, 0, - "recvmsg() returned no ancillary data"); - return NGX_ERROR; - } - - if (cm->cmsg_len < sizeof(struct cmsghdr) + sizeof(int)) { + if (cm.cmsg_len < sizeof(struct cmsghdr) + sizeof(int)) { ngx_log_error(NGX_LOG_ALERT, log, 0, "recvmsg() returned too small ancillary data"); return NGX_ERROR; } - if (cm->cmsg_level != SOL_SOCKET || cm->cmsg_type != SCM_RIGHTS) { + if (cm.cmsg_level != SOL_SOCKET || cm.cmsg_type != SCM_RIGHTS) { ngx_log_error(NGX_LOG_ALERT, log, 0, "recvmsg() returned invalid ancillary data " - "level %d or type %d", cm->cmsg_level, cm->cmsg_type); + "level %d or type %d", cm.cmsg_level, cm.cmsg_type); return NGX_ERROR; } - ch->fd = *((int *) ((char *) cm + sizeof(struct cmsghdr))); + ch->fd = *((int *) ((char *) &cm + sizeof(struct cmsghdr))); } if (msg.msg_flags & (MSG_TRUNC|MSG_CTRUNC)) {