--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/test/reroute-from-down-link.tcl Thu Apr 21 14:57:45 2011 +0100
@@ -0,0 +1,94 @@
+#
+# Copyright 2007 Intel Corporation
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+test::name reroute-from-down-link
+net::num_nodes 2
+
+set testopt(cl) tcp
+set testopt(downtime) 2
+run::parse_test_opts
+
+set cl $testopt(cl)
+
+dtn::config
+dtn::config_interface $cl
+
+dtn::config_linear_topology ALWAYSON $cl false
+
+test::script {
+ testlog "running dtnds"
+ dtn::run_dtnd *
+
+ testlog "waiting for dtnds to start up"
+ dtn::wait_for_dtnd *
+
+ set source dtn://host-0/test
+ set dest dtn://host-1/test
+
+ dtn::tell_dtnd 1 tcl_registration $dest
+
+ testlog "waiting for links to establish"
+ dtn::wait_for_link_state 0 null OPEN
+ dtn::wait_for_link_state 0 $cl-link:0-1 OPEN
+
+ testlog "adding a higher priority route to the null link"
+ dtn::tell_dtnd 0 route add $dest null route_priority=100
+
+ testlog "reconfiguring null link to not send bundles"
+ dtn::tell_dtnd 0 link reconfigure null \
+ can_transmit=false potential_downtime=$testopt(downtime)
+
+ testlog "sending a couple bundles"
+ set timestamp1 [dtn::tell_dtnd 0 sendbundle $source $dest]
+ set timestamp2 [dtn::tell_dtnd 0 sendbundle $source $dest]
+ set timestamp3 [dtn::tell_dtnd 0 sendbundle $source $dest]
+
+ testlog "checking that bundles are queued on null link"
+ dtn::wait_for_bundle_stats 0 {3 pending 0 transmitted}
+ dtn::wait_for_link_stats 0 null {3 bundles_queued 0 bundles_transmitted}
+ dtn::check_link_stats 0 $cl-link:0-1 {0 bundles_queued 0 bundles_transmitted}
+
+ testlog "removing the route from the null link, checking bundles are still queued"
+ dtn::tell_dtnd 0 route del $dest
+ dtn::tell_dtnd 0 route add $dest $cl-link:0-1
+ dtn::check_bundle_stats 0 {3 pending 0 transmitted}
+ dtn::check_link_stats 0 null {3 bundles_queued 0 bundles_transmitted}
+ dtn::check_link_stats 0 $cl-link:0-1 {0 bundles_queued 0 bundles_transmitted}
+
+ testlog "closing null link, checking that bundles are still queued"
+ dtn::tell_dtnd 0 link close null
+ dtn::wait_for_link_state 0 null UNAVAILABLE
+ dtn::wait_for_bundle_stats 0 {3 pending 0 transmitted}
+ dtn::check_link_stats 0 null {3 bundles_queued}
+
+ testlog "waiting for reroute timer to expire"
+ after [expr $testopt(downtime) * 1000]
+
+ testlog "checking that bundles were rerouted and sent"
+ dtn::wait_for_link_stats 0 null {0 bundles_queued 3 bundles_cancelled}
+ dtn::wait_for_link_stats 0 $cl-link:0-1 {3 bundles_transmitted}
+
+ testlog "checking bundle stats"
+ dtn::wait_for_bundle_stats 0 {0 pending 3 transmitted}
+ dtn::wait_for_bundle_stats 1 {0 pending 3 received 3 delivered}
+
+ # XXX/demmer add a test in which the null link comes back
+}
+
+test::exit_script {
+ testlog "stopping all dtnds"
+ dtn::stop_dtnd *
+}