#!/bin/bash -x

# Script that is run on the devstack vm; configures and
# invokes devstack.

# Copyright (C) 2011-2012 OpenStack LLC.
#
# 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.

set -o errexit

DEVSTACK_GATE_TEMPEST=$1

# Supply specific tests to Tempest in second argument
# For example, to execute only the server actions test,
# you would supply tempest.test.test_server_actions
DEVSTACK_GATE_TEMPEST_TESTS=$2

# Remove any crontabs left over from the image
sudo crontab -u root -r || /bin/true
sudo crontab -u jenkins -r || /bin/true

cd workspace

DEST=/opt/stack
# create the destination directory and ensure it is writable by the user
sudo mkdir -p $DEST
if [ ! -w $DEST ]; then
    sudo chown `whoami` $DEST
fi

# Make sure headers for the currently running kernel are installed:
sudo apt-get install -y --force-yes linux-headers-`uname -r`

# Hpcloud provides no swap, but does have a partition mounted at /mnt 
# we can use:
if [ `cat /proc/meminfo | grep SwapTotal | awk '{ print $2; }'` -eq 0 ] &&
   [ -b /dev/vdb ]; then
    sudo umount /dev/vdb
    sudo mkswap /dev/vdb
    sudo swapon /dev/vdb
fi

# The workspace has been copied over here by devstack-vm-gate.sh
mv * /opt/stack
cd /opt/stack/devstack

ENABLED_SERVICES=g-api,g-reg,key,n-api,n-crt,n-obj,n-cpu,n-net,n-vol,n-sch,horizon,mysql,rabbit

if [ "$DEVSTACK_GATE_TEMPEST" -eq "1" ]; then
    ENABLED_SERVICES=$ENABLED_SERVICES,tempest
fi

cat <<EOF >localrc
ACTIVE_TIMEOUT=60
BOOT_TIMEOUT=90
ASSOCIATE_TIMEOUT=60
MYSQL_PASSWORD=secret
RABBIT_PASSWORD=secret
ADMIN_PASSWORD=secret
SERVICE_PASSWORD=secret
SERVICE_TOKEN=111222333444
ROOTSLEEP=0
ENABLED_SERVICES=$ENABLED_SERVICES
SKIP_EXERCISES=boot_from_volume,client-env,swift
SERVICE_HOST=127.0.0.1
SYSLOG=True
SCREEN_LOGDIR=/opt/stack/screen-logs
FIXED_RANGE=10.1.0.0/24
FIXED_NETWORK_SIZE=256
EOF

if [ "$DEVSTACK_GATE_TEMPEST" -eq "1" ]; then
    # We need to disable ratelimiting when running
    # Tempest tests since so many requests are executed
    echo "API_RATE_LIMIT=False" >> localrc
    # Volume tests in Tempest require a number of volumes
    # to be created, each of 1G size. Devstack's default
    # volume backing file size is 2G, so we increase to 4G
    echo "VOLUME_BACKING_FILE_SIZE=4G" >> localrc
fi

# The vm template update job should cache some images in ~/files.
# Move them to where devstack expects:
if ls ~/cache/files/*; then
    mv ~/cache/files/* /opt/stack/devstack/files
fi

# Move the PIP cache into position:
sudo mkdir -p /var/cache/pip
sudo mv ~/cache/pip/* /var/cache/pip

# Start with a fresh syslog
sudo stop rsyslog
sudo mv /var/log/syslog /var/log/syslog-pre-devstack
sudo touch /var/log/syslog
sudo chown /var/log/syslog --ref /var/log/syslog-pre-devstack
sudo chmod /var/log/syslog --ref /var/log/syslog-pre-devstack
sudo chmod a+r /var/log/syslog
sudo start rsyslog

./stack.sh
if [ "$DEVSTACK_GATE_TEMPEST" -eq "1" ]; then
  ./tools/configure_tempest.sh
  cd /opt/stack/tempest
  nosetests --with-xunit -sv $DEVSTACK_GATE_TEMPEST_TESTS
else
    ./exercise.sh
fi