Proxying and marshalling fixes

diff --git a/src/nepi/testbeds/planetlab/interfaces.py b/src/nepi/testbeds/planetlab/interfaces.py
index 57c3736..d23e73d 100644 (file)
--- a/src/nepi/testbeds/planetlab/interfaces.py
+++ b/src/nepi/testbeds/planetlab/interfaces.py
@@ -211,7 +211,7 @@ class TunIface(object):
         if (self.address or self.netprefix or self.netmask) is not None:
             raise RuntimeError, "Cannot add more than one address to %s interfaces" % (self._KIND,)
         if broadcast:
-            raise ValueError, "%s interfaces cannot broadcast in PlanetLab" % (self._KIND,)
+            raise ValueError, "%s interfaces cannot broadcast in PlanetLab (%s)" % (self._KIND,broadcast)
         
         self.address = address
         self.netprefix = netprefix

diff --git a/src/nepi/testbeds/planetlab/node.py b/src/nepi/testbeds/planetlab/node.py
index f04c811..2557ea9 100644 (file)
--- a/src/nepi/testbeds/planetlab/node.py
+++ b/src/nepi/testbeds/planetlab/node.py
@@ -475,6 +475,8 @@ class Node(object):
                 raise RuntimeError, "Route %s cannot be bound to any virtual interface " \
                     "- PL can only handle rules over virtual interfaces. Candidates are: %s" % (route,devs)
         
+        print >>sys.stderr, "Setting up routes for", self.hostname
+        
         (out,err),proc = server.popen_ssh_command(
             "( sudo -S bash -c 'cat /vsys/vroute.out >&2' & ) ; sudo -S bash -c 'cat > /vsys/vroute.in' ; sleep 0.1" % dict(
                 home = server.shell_escape(self.home_path)),

diff --git a/src/nepi/util/proxy.py b/src/nepi/util/proxy.py
index c89f1d8..2bb52ec 100644 (file)
--- a/src/nepi/util/proxy.py
+++ b/src/nepi/util/proxy.py
@@ -547,17 +547,17 @@ class TestbedControllerServer(BaseServer):
         self._testbed.defer_add_trace(guid, trace_id)
 
     @Marshalling.handles(ADD_ADDRESS)
-    @Marshalling.args(int, str, int, str)
+    @Marshalling.args(int, str, int, Marshalling.pickled_data)
     @Marshalling.retvoid
     def defer_add_address(self, guid, address, netprefix, broadcast):
         self._testbed.defer_add_address(guid, address, netprefix,
                 broadcast)
 
     @Marshalling.handles(ADD_ROUTE)
-    @Marshalling.args(int, str, int, str)
+    @Marshalling.args(int, str, int, str, int)
     @Marshalling.retvoid
-    def defer_add_route(self, guid, destination, netprefix, nexthop):
-        self._testbed.defer_add_route(guid, destination, netprefix, nexthop)
+    def defer_add_route(self, guid, destination, netprefix, nexthop, metric):
+        self._testbed.defer_add_route(guid, destination, netprefix, nexthop, metric)
 
     @Marshalling.handles(DO_SETUP)
     @Marshalling.args()

diff --git a/src/nepi/util/server.py b/src/nepi/util/server.py
index 36b5705..8fe8706 100644 (file)
--- a/src/nepi/util/server.py
+++ b/src/nepi/util/server.py
@@ -405,6 +405,11 @@ class Client(object):
     def _read_reply(self):
         data = self._process.stdout.readline()
         encoded = data.rstrip() 
+        if not encoded:
+            # empty == eof == dead process, poll it to un-zombify
+            self._process.poll()
+            
+            raise RuntimeError, "Forwarder died while awaiting reply: %s" % (self._process.stderr.read(),)
         return base64.b64decode(encoded)
     
     def read_reply(self, which=None, transform=None):