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#!/bin/bash
# Read configuration files
ARTIFACTS_VERSION=$(cat /opt/config/artifacts_version.txt)
DNS_IP_ADDR=$(cat /opt/config/dns_ip_addr.txt)
CLOUD_ENV=$(cat /opt/config/cloud_env.txt)
GERRIT_BRANCH=$(cat /opt/config/gerrit_branch.txt)
MTU=$(/sbin/ifconfig | grep MTU | sed 's/.*MTU://' | sed 's/ .*//' | sort -n | head -1)
CODE_REPO=$(cat /opt/config/remote_repo.txt)
HTTP_PROXY=$(cat /opt/config/http_proxy.txt)
HTTPS_PROXY=$(cat /opt/config/https_proxy.txt)
if [ $HTTP_PROXY != "no_proxy" ]
then
export http_proxy=$HTTP_PROXY
export https_proxy=$HTTPS_PROXY
fi
# Add host name to /etc/host to avoid warnings in openstack images
if [[ $CLOUD_ENV != "rackspace" ]]
then
echo 127.0.0.1 $(hostname) >> /etc/hosts
# Allow remote login as root
mv /root/.ssh/authorized_keys /root/.ssh/authorized_keys.bk
cp /home/ubuntu/.ssh/authorized_keys /root/.ssh
fi
# Set private IP in /etc/network/interfaces manually in the presence of public interface
# Some VM images don't add the private interface automatically, we have to do it during the component installation
if [[ $CLOUD_ENV == "openstack_nofloat" ]]
then
LOCAL_IP=$(cat /opt/config/local_ip_addr.txt)
CIDR=$(cat /opt/config/oam_network_cidr.txt)
BITMASK=$(echo $CIDR | cut -d"/" -f2)
# Compute the netmask based on the network cidr
if [[ $BITMASK == "8" ]]
then
NETMASK=255.0.0.0
elif [[ $BITMASK == "16" ]]
then
NETMASK=255.255.0.0
elif [[ $BITMASK == "24" ]]
then
NETMASK=255.255.255.0
fi
echo "auto eth1" >> /etc/network/interfaces
echo "iface eth1 inet static" >> /etc/network/interfaces
echo " address $LOCAL_IP" >> /etc/network/interfaces
echo " netmask $NETMASK" >> /etc/network/interfaces
echo " mtu $MTU" >> /etc/network/interfaces
ifup eth1
fi
# Download dependencies
apt-get update
apt-get install -y apt-transport-https ca-certificates wget git ntp ntpdate make
# Download scripts from Nexus
unzip -p -j /opt/boot-$ARTIFACTS_VERSION.zip clamp_vm_init.sh > /opt/clamp_vm_init.sh
unzip -p -j /opt/boot-$ARTIFACTS_VERSION.zip clamp_serv.sh > /opt/clamp_serv.sh
unzip -p -j /opt/boot-$ARTIFACTS_VERSION.zip imagetest.sh > /opt/imagetest.sh
chmod +x /opt/imagetest.sh
chmod +x /opt/clamp_vm_init.sh
chmod +x /opt/clamp_serv.sh
mv /opt/clamp_serv.sh /etc/init.d
update-rc.d clamp_serv.sh defaults
# Download and install docker-engine and docker-compose
echo "deb https://apt.dockerproject.org/repo ubuntu-$(lsb_release -cs) main" | sudo tee /etc/apt/sources.list.d/docker.list
apt-get update
apt-get install -y linux-image-extra-$(uname -r) linux-image-extra-virtual
apt-get install -y --allow-unauthenticated docker-engine
mkdir /opt/docker
curl -L https://github.com/docker/compose/releases/download/1.9.0/docker-compose-`uname -s`-`uname -m` > /opt/docker/docker-compose
chmod +x /opt/docker/docker-compose
# Set the MTU size of docker containers to the minimum MTU size supported by vNICs. OpenStack deployments may need to know the external DNS IP
DNS_FLAG=""
if [ -s /opt/config/dns_ip_addr.txt ]
then
DNS_FLAG=$DNS_FLAG"--dns $(cat /opt/config/dns_ip_addr.txt) "
fi
if [ -s /opt/config/external_dns.txt ]
then
DNS_FLAG=$DNS_FLAG"--dns $(cat /opt/config/external_dns.txt) "
fi
echo "DOCKER_OPTS=\"$DNS_FLAG--mtu=$MTU\"" >> /etc/default/docker
cp /lib/systemd/system/docker.service /etc/systemd/system
sed -i "/ExecStart/s/$/ --mtu=$MTU/g" /etc/systemd/system/docker.service
if [ $HTTP_PROXY != "no_proxy" ]
then
cd /opt
./imagetest.sh
fi
service docker restart
# DNS IP address configuration
echo "nameserver "$DNS_IP_ADDR >> /etc/resolvconf/resolv.conf.d/head
resolvconf -u
# Clone Gerrit repository
cd /opt
git clone -b $GERRIT_BRANCH --single-branch $CODE_REPO
# Rename network interface in openstack Ubuntu 16.04 images. Then, reboot the VM to pick up changes
if [[ $CLOUD_ENV != "rackspace" ]]
then
sed -i "s/GRUB_CMDLINE_LINUX=.*/GRUB_CMDLINE_LINUX=\"net.ifnames=0 biosdevname=0\"/g" /etc/default/grub
grub-mkconfig -o /boot/grub/grub.cfg
sed -i "s/ens[0-9]*/eth0/g" /etc/network/interfaces.d/*.cfg
sed -i "s/ens[0-9]*/eth0/g" /etc/udev/rules.d/70-persistent-net.rules
echo 'network: {config: disabled}' >> /etc/cloud/cloud.cfg.d/99-disable-network-config.cfg
echo "APT::Periodic::Unattended-Upgrade \"0\";" >> /etc/apt/apt.conf.d/10periodic
reboot
fi
# Run docker containers. For openstack Ubuntu 16.04 images this will run as a service after the VM has restarted
./clamp_vm_init.sh
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