Allow to run functional tests

This change allows to run functional tests adding gate_hook.sh and
post_test_hook.sh scripts.

Partial-Bug: #1560003
Change-Id: I1d34e4f3eaf2ea8de9aab070513c6590e8e785dd

neutron_dynamic_routing/tests/contrib/README

@@ -0,0 +1,3 @@
+The files in this directory are intended for use by the
+infra jobs that run the various functional test
+suite in the gate for the neutron-dynamic-routing repo.

neutron_dynamic_routing/tests/contrib/gate_hook.sh

@@ -0,0 +1,33 @@
+#!/usr/bin/env bash
+
+set -xe
+
+PROJECT_NAME=neutron-dynamic-routing
+GATE_DEST=$BASE/new
+NEUTRON_PATH=$GATE_DEST/neutron
+DR_PATH=$GATE_DEST/$PROJECT_NAME
+DEVSTACK_PATH=$GATE_DEST/devstack
+
+VENV=${1:-"dsvm-functional"}
+
+
+if [[ "$VENV" == dsvm-functional* ]]
+then
+    # The following need to be set before sourcing
+    # configure_for_func_testing.
+    GATE_STACK_USER=stack
+    IS_GATE=True
+
+    source $DEVSTACK_PATH/functions
+    source $NEUTRON_PATH/devstack/lib/ovs
+    source $NEUTRON_PATH/tools/configure_for_func_testing.sh
+
+    enable_plugin $PROJECT_NAME https://git.openstack.org/openstack/$PROJECT_NAME
+
+    # Make the workspace owned by the stack user
+    sudo chown -R $STACK_USER:$STACK_USER $BASE
+
+else
+    echo "Unrecognized environment $VENV".
+    exit 1
+fi

neutron_dynamic_routing/tests/contrib/post_test_hook.sh

@@ -0,0 +1,46 @@
+#!/usr/bin/env bash
+
+set -xe
+
+PROJECT_NAME=neutron-dynamic-routing
+GATE_DEST=$BASE/new
+NEUTRON_PATH=$GATE_DEST/neutron
+DR_PATH=$GATE_DEST/$PROJECT_NAME
+SCRIPTS_PATH="/usr/os-testr-env/bin/"
+
+VENV=${1:-"dsvm-functional"}
+
+function generate_testr_results {
+    # Give job user rights to access tox logs
+    sudo -H -u $OWNER chmod o+rw .
+    sudo -H -u $OWNER chmod o+rw -R .testrepository
+    if [ -f ".testrepository/0" ] ; then
+        .tox/$VENV/bin/subunit-1to2 < .testrepository/0 > ./testrepository.subunit
+        $SCRIPTS_PATH/subunit2html ./testrepository.subunit testr_results.html
+        gzip -9 ./testrepository.subunit
+        gzip -9 ./testr_results.html
+        sudo mv ./*.gz /opt/stack/logs/
+    fi
+}
+
+if [[ "$VENV" == dsvm-functional* ]]
+then
+    OWNER=stack
+    SUDO_ENV=
+
+    # Set owner permissions according to job's requirements.
+    sudo chown -R $OWNER:stack $NEUTRON_PATH
+    sudo chown -R $OWNER:stack $DR_PATH
+    cd $DR_PATH
+
+    # Run tests
+    echo "Running $PROJECT_NAME $VENV test suite"
+    set +e
+    sudo -H -u $OWNER $SUDO_ENV tox -e $VENV
+    testr_exit_code=$?
+    set -e
+
+    # Collect and parse results
+    generate_testr_results
+    exit $testr_exit_code
+fi

tox.ini

@@ -44,7 +44,7 @@ whitelist_externals =
   cp
   sudo
 commands =
-  python setup.py testr --slowest --testr-args='{posargs}'
+  sh tools/pretty_tox.sh '{posargs}'
 
 [testenv:releasenotes]
 # TODO(ihrachys): remove once infra supports constraints for this target