add per-mount no-yp tag handling

svn path=/icecast/trunk/icecast/; revision=8241

conf/icecast.xml.in

@@ -91,6 +91,7 @@
         <burst-size>65536</burst-size>
         <fallback-mount>/example2.ogg</fallback-mount>
         <fallback-override>1</fallback-override>
+        <no-yp>1</no-yp>
         <authentication type="htpasswd">
                 <option name="filename" value="myauth"/>
                 <option name="allow_duplicate_users" value="0"/>

doc/icecast2_config_file.html

@@ -320,6 +320,7 @@ If you are relaying a Shoutcast stream, you need to specify this indicator to al
         <dump-file>/tmp/dump-example1.ogg</dump-file>
         <fallback-mount>/example2.ogg</fallback-mount>
         <fallback-override>1</fallback-override>
+        <no-yp>1</no-yp>
         <burst-size>65536</burst-size>
         <authentication type="htpasswd">
                 <option name="filename" value="myauth"/>
@@ -367,6 +368,12 @@ This multi-level fallback allows clients to cascade several mountpoints.
 When enabled, this allows a connecting source client or relay on this mountpoint to move
 listening clients back from the fallback mount.
 </div>
+<h4>no-yp</h4>
+<div class="indentedbox">
+Setting this option prevents this mountpoint from advertising on YP.  The default is 0 so YP
+advertising occurs however you may want to prevent it here if you intend listeners to connect
+to a local relay instead
+</div>
 <h4>burst-size</h4>
 <div class="indentedbox">
 This optional setting allows for providing a burst size which overrides the default burst size

src/cfgfile.c

@@ -553,6 +553,11 @@ static void _parse_mount(xmlDocPtr doc, xmlNodePtr node,
             mount->no_mount = atoi(tmp);
             if(tmp) xmlFree(tmp);
         }
+        else if (strcmp(node->name, "no-yp") == 0) {
+            tmp = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
+            mount->no_yp = atoi(tmp);
+            if(tmp) xmlFree(tmp);
+        }
         else if (strcmp(node->name, "authentication") == 0) {
             mount->auth_type = xmlGetProp(node, "type");
             option = node->xmlChildrenNode;

src/cfgfile.h

@@ -57,6 +57,7 @@ typedef struct _mount_proxy {
     int burst_size; /* amount to send to a new client if possible, -1 take
                      * from global setting */
     unsigned int queue_size_limit;
+    int no_yp; /* Do we prevent YP on this mount */
     unsigned int source_timeout;  /* source timeout in seconds */
 
     char *auth_type; /* Authentication type */

src/source.c

@@ -242,6 +242,7 @@ void source_clear_source (source_t *source)
     source->shoutcast_compat = 0;
     source->max_listeners = -1;
     source->yp_public = 0;
+    source->yp_prevent = 0;
     util_dict_free (source->audio_info);
     source->audio_info = NULL;
 
@@ -498,6 +499,9 @@ static void source_init (source_t *source)
 
     do
     {
+        str = "0";
+        if (source->yp_prevent)
+            break;
         if ((str = httpp_getvar(source->parser, "ice-public")))
             break;
         if ((str = httpp_getvar(source->parser, "icy-pub")))
@@ -877,6 +881,12 @@ void source_apply_mount (source_t *source, mount_proxy *mountinfo)
         source->timeout = mountinfo->source_timeout;
         DEBUG1 ("source timeout to %u", source->timeout);
     }
+    if (mountinfo->no_yp)
+    {
+        source->yp_prevent = 1;
+        DEBUG0 ("preventing YP listings");
+    }
+
     if (mountinfo->burst_size > -1)
         source->burst_size = mountinfo->burst_size;
     DEBUG1 ("amount to burst on client connect set to %u", source->burst_size);

src/source.h

@@ -51,6 +51,7 @@ typedef struct source_tag
     long listeners;
     long max_listeners;
     int yp_public;
+    int yp_prevent;
     struct auth_tag *authenticator;
     int fallback_override;
     int no_mount;