mod_cdr_mongodb: add post-v0.6 patch to driver to support Unix domain sockets

src/mod/event_handlers/mod_cdr_mongodb/driver/src/env_posix.c

@@ -24,6 +24,7 @@
 #include <arpa/inet.h>
 #include <sys/types.h>
 #include <sys/socket.h>
+#include <sys/un.h>
 #include <netdb.h>
 #include <netinet/in.h>
 #include <netinet/tcp.h>
@@ -99,6 +100,36 @@ int mongo_env_set_socket_op_timeout( mongo *conn, int millis ) {
     return MONGO_OK;
 }
 
+int mongo_env_unix_socket_connect( mongo *conn, const char *sock_path ) {
+    struct sockaddr_un addr;
+    int status, len;
+
+    conn->connected = 0;
+
+    conn->sock = socket( AF_UNIX, SOCK_STREAM, 0 );
+
+    if ( conn->sock < 0 ) {
+        conn->sock = 0;
+        return MONGO_ERROR;
+    }
+
+    addr.sun_family = AF_UNIX;
+    strncpy( addr.sun_path, sock_path, sizeof(addr.sun_path) - 1 );
+    len = sizeof( addr );
+
+    status = connect( conn->sock, (struct sockaddr *) &addr, len );
+    if( status < 0 ){
+        mongo_env_close_socket( conn->sock );
+        conn->sock = 0;
+        conn->err = MONGO_CONN_FAIL;
+        return MONGO_ERROR;
+    }
+
+    conn->connected = 1;
+
+    return MONGO_OK;
+}
+
 int mongo_env_socket_connect( mongo *conn, const char *host, int port ) {
     char port_str[NI_MAXSERV];
     int status;
@@ -107,6 +138,10 @@ int mongo_env_socket_connect( mongo *conn, const char *host, int port ) {
     struct addrinfo *ai_list = NULL;
     struct addrinfo *ai_ptr = NULL;
 
+    if ( port < 0 ) {
+        return mongo_env_unix_socket_connect( conn, host );
+    }
+
     conn->sock = 0;
     conn->connected = 0;
     sprintf(port_str,"%d",port);