3 files changed, 14 insertions, 2 deletions

diff --git a/bitbake/lib/bb/cooker.py b/bitbake/lib/bb/cooker.py
index b36ed6fe36..7b10f80680 100644
--- a/bitbake/lib/bb/cooker.py
+++ b/bitbake/lib/bb/cooker.py
@@ -125,6 +125,14 @@ class BBCooker:
         self.lock = bb.utils.lockfile(lockfile, False, False)
         if not self.lock:
             bb.fatal("Only one copy of bitbake should be run against a build directory")
+        try:
+            self.lock.seek(0)
+            self.lock.truncate()
+            if len(configuration.interface) >= 2:
+                self.lock.write("%s:%s\n" % (configuration.interface[0], configuration.interface[1]));
+            self.lock.flush()
+        except:
+            pass
 
         # TOSTOP must not be set or our children will hang when they output
         fd = sys.stdout.fileno()
diff --git a/bitbake/lib/bb/cookerdata.py b/bitbake/lib/bb/cookerdata.py
index e640ed0f35..6200b0ebac 100644
--- a/bitbake/lib/bb/cookerdata.py
+++ b/bitbake/lib/bb/cookerdata.py
@@ -127,6 +127,7 @@ class CookerConfiguration(object):
         self.dump_signatures = False
         self.dry_run = False
         self.tracking = False
+        self.interface = []
 
         self.env = {}
 
diff --git a/bitbake/lib/bb/server/xmlrpc.py b/bitbake/lib/bb/server/xmlrpc.py
index 3a67ab0cf2..46d074a738 100644
--- a/bitbake/lib/bb/server/xmlrpc.py
+++ b/bitbake/lib/bb/server/xmlrpc.py
@@ -198,6 +198,11 @@ class XMLRPCServer(SimpleXMLRPCServer, BaseImplServer):
         Constructor
         """
         BaseImplServer.__init__(self)
+        if (interface[1] == 0):     # anonymous port, not getting reused
+            self.single_use = True
+        # Use auto port configuration
+        if (interface[1] == -1):
+            interface = (interface[0], 0)
         SimpleXMLRPCServer.__init__(self, interface,
                                     requestHandler=BitBakeXMLRPCRequestHandler,
                                     logRequests=False, allow_none=True)
@@ -208,8 +213,6 @@ class XMLRPCServer(SimpleXMLRPCServer, BaseImplServer):
         self.autoregister_all_functions(self.commands, "")
         self.interface = interface
         self.single_use = False
-        if (interface[1] == 0):     # anonymous port, not getting reused
-            self.single_use = True
 
     def addcooker(self, cooker):
         BaseImplServer.addcooker(self, cooker)