CI: clean up setup

Removes stuff which does not belong here, along with the docker
daemon systemd service overrides.

Also re-enables IPv6 on CentOS node.

Change-Id: I45238b087647e733544561d333aa560f82e2a07c

tools/setup_Debian.sh

@@ -3,54 +3,6 @@
 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"
 
@@ -59,31 +11,11 @@ distro_id=$(lsb_release -is)
 distro_id=${distro_id,,}
 distro_codename=$(lsb_release -cs)
 
-sudo apt-get update
-sudo apt-get -y install apt-transport-https
 sudo add-apt-repository "deb $DOCKER_REPOS_MIRROR_URL/${distro_id} ${distro_codename} stable"
 curl -fsSL $DOCKER_REPOS_MIRROR_URL/${distro_id}/gpg | sudo apt-key add -
 sudo apt-get update
 sudo apt-get -y install --no-install-recommends docker-ce
 
-sudo service docker stop
-if [[ ${distro_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 -p /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
-EOF
-    sudo systemctl daemon-reload
-    sudo systemctl start docker
-fi
-
 sudo docker info
 
 echo "Completed $0."

tools/setup_RedHat.sh

@@ -14,27 +14,12 @@ gpgcheck=1
 gpgkey=$DOCKER_REPOS_MIRROR_URL/centos/gpg
 EOF
 
-sudo yum -y install libffi-devel openssl-devel docker-ce btrfs-progs
+sudo yum -y install docker-ce
 
 # Disable SELinux
 setenforce 0
 
-# Setup Docker
-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
 sudo docker info
 
-# disable ipv6 until we're sure routes to fedora mirrors work properly
-sudo sh -c 'echo "net.ipv6.conf.all.disable_ipv6 = 1" > /etc/sysctl.d/disable_ipv6.conf'
-sudo /usr/sbin/sysctl -p
-
 echo "Completed $0."