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Fixed race condition while discovering modules.

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Previously, the discovery process might exit before the main process
received a list of available modules.
This commit is contained in:
Valentin Bartenev
2018-02-14 16:33:35 +03:00
parent 94049bf30f
commit 27b00629e1
2 changed files with 52 additions and 21 deletions
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9
src/nxt_main_process.c
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@@ -1112,6 +1112,7 @@ nxt_main_port_modules_handler(nxt_task_t *task, nxt_port_recv_msg_t *msg)
nxt_mp_t *mp;
nxt_int_t ret;
nxt_buf_t *b;
nxt_port_t *port;
nxt_runtime_t *rt;
nxt_conf_value_t *conf, *root, *value;
nxt_app_lang_module_t *lang;
@@ -1124,6 +1125,14 @@ nxt_main_port_modules_handler(nxt_task_t *task, nxt_port_recv_msg_t *msg)
return;
}
port = nxt_runtime_port_find(task->thread->runtime, msg->port_msg.pid,
msg->port_msg.reply_port);
if (nxt_fast_path(port != NULL)) {
(void) nxt_port_socket_write(task, port, NXT_PORT_MSG_RPC_ERROR, -1,
msg->port_msg.stream, 0, NULL);
}
b = msg->buf;
if (b == NULL) {