# HG changeset patch
# User Roman Arutyunyan <arut@nginx.com>
# Date 1471422411 -10800
# Node ID 3d5202c71f94b155c0beefaf707f2f45a05634cf
# Parent  a2f57dfa65a937d1156b7770693f11be9ac09437
Ensure "listen" exists in a mail or stream server (ticket #1049).

diff --git a/src/mail/ngx_mail.h b/src/mail/ngx_mail.h
--- a/src/mail/ngx_mail.h
+++ b/src/mail/ngx_mail.h
@@ -124,6 +124,8 @@ typedef struct {
 
     /* server ctx */
     ngx_mail_conf_ctx_t    *ctx;
+
+    ngx_uint_t              listen;  /* unsigned  listen:1; */
 } ngx_mail_core_srv_conf_t;
 
 
diff --git a/src/mail/ngx_mail_core_module.c b/src/mail/ngx_mail_core_module.c
--- a/src/mail/ngx_mail_core_module.c
+++ b/src/mail/ngx_mail_core_module.c
@@ -279,6 +279,13 @@ ngx_mail_core_server(ngx_conf_t *cf, ngx
 
     *cf = pcf;
 
+    if (rv == NGX_CONF_OK && !cscf->listen) {
+        ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
+                      "no \"listen\" is defined for server in %s:%ui",
+                      cscf->file_name, cscf->line);
+        return NGX_CONF_ERROR;
+    }
+
     return rv;
 }
 
@@ -295,6 +302,8 @@ ngx_mail_core_listen(ngx_conf_t *cf, ngx
     ngx_mail_module_t          *module;
     ngx_mail_core_main_conf_t  *cmcf;
 
+    cscf->listen = 1;
+
     value = cf->args->elts;
 
     ngx_memzero(&u, sizeof(ngx_url_t));
diff --git a/src/stream/ngx_stream.h b/src/stream/ngx_stream.h
--- a/src/stream/ngx_stream.h
+++ b/src/stream/ngx_stream.h
@@ -144,6 +144,8 @@ typedef struct {
 
     ngx_msec_t                     resolver_timeout;
     ngx_resolver_t                *resolver;
+
+    ngx_uint_t                     listen;  /* unsigned  listen:1; */
 } ngx_stream_core_srv_conf_t;
 
 
diff --git a/src/stream/ngx_stream_core_module.c b/src/stream/ngx_stream_core_module.c
--- a/src/stream/ngx_stream_core_module.c
+++ b/src/stream/ngx_stream_core_module.c
@@ -325,6 +325,13 @@ ngx_stream_core_server(ngx_conf_t *cf, n
 
     *cf = pcf;
 
+    if (rv == NGX_CONF_OK && !cscf->listen) {
+        ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
+                      "no \"listen\" is defined for server in %s:%ui",
+                      cscf->file_name, cscf->line);
+        return NGX_CONF_ERROR;
+    }
+
     return rv;
 }
 
@@ -332,12 +339,16 @@ ngx_stream_core_server(ngx_conf_t *cf, n
 static char *
 ngx_stream_core_listen(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
 {
+    ngx_stream_core_srv_conf_t  *cscf = conf;
+
     ngx_str_t                    *value;
     ngx_url_t                     u;
     ngx_uint_t                    i, backlog;
     ngx_stream_listen_t          *ls, *als;
     ngx_stream_core_main_conf_t  *cmcf;
 
+    cscf->listen = 1;
+
     value = cf->args->elts;
 
     ngx_memzero(&u, sizeof(ngx_url_t));