#!/bin/bash set -o xtrace set -o errexit function setup_disk { if [[ -f /etc/nodepool/provider && ! -f /swapfile ]]; then sudo swapoff -a sudo dd if=/dev/zero of=/swapfile bs=1M count=4096 sudo chmod 0600 /swapfile sudo mkswap /swapfile sudo /sbin/swapon /swapfile fi if [ ! -f /docker ]; then sudo dd if=/dev/zero of=/docker bs=1M count=10240 sudo losetup -f /docker DEV=$(losetup -a | awk -F: '/\/docker/ {print $1}') fi # Excerpts from https://github.com/openstack-infra/devstack-gate/blob/dc49f9e6eb18e42c6b175e4e146fa8f3b7633279/functions.sh#L306 if [ -b /dev/xvde ]; then DEV2='/dev/xvde' if mount | grep ${DEV2} > /dev/null; then echo "*** ${DEV2} appears to already be mounted" echo "*** ${DEV2} unmounting and reformating" sudo umount ${DEV2} fi sudo parted ${DEV2} --script -- mklabel msdos sync sudo partprobe sudo mkfs.ext4 ${DEV2} sudo mount ${DEV2} /mnt sudo find /opt/ -mindepth 1 -maxdepth 1 -exec mv {} /mnt/ \; sudo umount /mnt sudo mount ${DEV2} /opt grep -q ${DEV2} /proc/mounts || exit 1 fi # Format Disks and setup Docker to use BTRFS sudo parted ${DEV} -s -- mklabel msdos sudo rm -rf /var/lib/docker sudo mkdir /var/lib/docker # We want to snapshot the entire docker directory so we have to first create a # subvolume and use that as the root for the docker directory. sudo mkfs.btrfs -f ${DEV} sudo mount ${DEV} /var/lib/docker sudo btrfs subvolume create /var/lib/docker/docker sudo umount /var/lib/docker sudo mount -o noatime,subvol=docker ${DEV} /var/lib/docker } # (SamYaple)TODO: Remove the path overriding export PATH="/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" . /etc/lsb-release # Setup Docker repo and add signing key sudo apt-get update sudo apt-get -y install apt-transport-https sudo add-apt-repository "deb [arch=amd64] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable" curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add - sudo apt-get update sudo apt-get -y install --no-install-recommends docker-ce sudo service docker stop if [[ ${DISTRIB_CODENAME} == "trusty" ]]; then sudo apt-get -y install --no-install-recommends btrfs-tools setup_disk echo "DOCKER_OPTS=\"-s btrfs --insecure-registry 0.0.0.0/0\"" | sudo tee /etc/default/docker sudo mount --make-shared /run sudo service docker start else sudo mkdir /etc/systemd/system/docker.service.d sudo tee /etc/systemd/system/docker.service.d/kolla.conf << EOF [Service] ExecStart= ExecStart=/usr/bin/dockerd --storage-driver overlay2 --insecure-registry 0.0.0.0/0 MountFlags=shared EOF sudo systemctl daemon-reload sudo systemctl start docker fi sudo docker info echo "Completed $0."