Merge pull request #2000 from weaveworks/issues/1998-specify-ipam-seed

Allow specification of initial IPAM ring via --ipam-seed

Fixes #1998.

test/380_ipam_seed_2_test.sh

@@ -0,0 +1,22 @@
+#! /bin/bash
+
+. ./config.sh
+
+start_suite "Specify initial IPAM seed"
+
+# Launch two disconnected routers
+weave_on $HOST1 launch --name ::1 --ipam-seed ::1,::2
+weave_on $HOST2 launch --name ::2 --ipam-seed ::1,::2
+
+# Ensure allocations can proceed
+assert_raises "timeout 10 cat <( start_container $HOST1 --name c1)"
+assert_raises "timeout 10 cat <( start_container $HOST2 --name c2)"
+
+# Connect routers
+weave_on $HOST2 connect $HOST1
+
+# Check connectivity
+assert_raises "exec_on $HOST1 c1 $PING c2"
+assert_raises "exec_on $HOST2 c2 $PING c1"
+
+end_suite