Set locale to keep python read() happy.

docker/runtests.sh

@@ -57,7 +57,7 @@ locale-gen en_US.UTF-8 || exit 1
 if [ "$UNITTESTS" == 1 ] ; then
     echo "========== Running faucet unit tests =========="
     cd /faucet-src/tests
-    ./run_unit_tests.sh || exit 1
+    LANG=en_US.UTF-8 LANGUAGE=en_US.en LC_ALL=en_US.UTF-8 ./run_unit_tests.sh || exit 1
 fi
 
 if [ "$DEPCHECK" == 1 ] ; then

travis/run-integration-tests.sh

@@ -0,0 +1,32 @@
+#!/bin/bash
+
+if [ "${MATRIX_SHARD}" = "sanity" ] ; then
+  FAUCET_TESTS="-u FaucetSanityTest"
+  ./tests/run_unit_tests.sh || exit 1
+  codecov || true
+else
+  ALLTESTFILES="tests/integration/mininet_tests.py clib/clib_mininet_tests.py"
+  ALLTESTS=`grep -E -o "^class (Faucet[a-zA-Z0-9]+Test)" ${ALLTESTFILES}|cut -f2 -d" "|sort`
+  declare -A sharded
+
+  function shard {
+    work=$1
+    workers=$2
+    i=0
+    for shard in $work ; do
+      i=$(expr $i % $workers)
+      sharded[$i]="${sharded[$i]} $shard"
+      i=$(expr $i + 1)
+    done
+  }
+
+  shard "$ALLTESTS" ${MATRIX_SHARDS}
+  FAUCET_TESTS="-i ${sharded[${MATRIX_SHARD}]}"
+fi
+
+echo Shard $MATRIX_SHARD: $FAUCETTESTS
+sudo docker run --privileged --sysctl net.ipv6.conf.all.disable_ipv6=0 \
+  -v $HOME/.cache/pip:/var/tmp/pip-cache \
+  -e FAUCET_TESTS="${FAUCET_TESTS}" \
+  -t ${FAUCET_TEST_IMG} || exit 1
+exit 0