installers/install_docker_ce.sh

   1 #!/bin/bash
   2 #
   3 #   Licensed under the Apache License, Version 2.0 (the "License");
   4 #   you may not use this file except in compliance with the License.
   5 #   You may obtain a copy of the License at
   6 #
   7 #       http://www.apache.org/licenses/LICENSE-2.0
   8 #
   9 #   Unless required by applicable law or agreed to in writing, software
  10 #   distributed under the License is distributed on an "AS IS" BASIS,
  11 #   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12 #   See the License for the specific language governing permissions and
  13 #   limitations under the License.
  14 #
  15
  16 set +eux
  17
  18 function configure_containerd() {
  19     echo "Configuring containerd to expose CRI and use systemd cgroup"
  20     sudo mv /etc/containerd/config.toml /etc/containerd/config.toml.orig 2>/dev/null
  21     sudo bash -c "containerd config default > /etc/containerd/config.toml"
  22     sudo sed -i 's/SystemdCgroup = false/SystemdCgroup = true/' /etc/containerd/config.toml
  23     if [ -n "${DOCKER_PROXY_URL}" ]; then
  24         echo "Configuring ${DOCKER_PROXY_URL} as registry mirror in /etc/containerd/config.toml"
  25         sudo sed -i "s#\[plugins.\"io.containerd.grpc.v1.cri\".registry.mirrors\]#\[plugins.\"io.containerd.grpc.v1.cri\".registry.mirrors\]\n        \[plugins.\"io.containerd.grpc.v1.cri\".registry.mirrors.\"docker.io\"\]\n          endpoint = \[\"${DOCKER_PROXY_URL}\"\]\n        \[plugins.\"io.containerd.grpc.v1.cri\".registry.mirrors.\"registry.hub.docker.com\"]\n          endpoint = \[\"${DOCKER_PROXY_URL}\"]#" /etc/containerd/config.toml
  26     fi
  27     if [ -n "${OSM_BEHIND_PROXY}" ] ; then
  28         echo "Configuring http proxies in /etc/systemd/system/containerd.service.d/http-proxy.conf"
  29         if ! [ -f /etc/systemd/system/containerd.service.d/http-proxy.conf ] ; then
  30             sudo mkdir -p /etc/systemd/system/containerd.service.d
  31             cat << EOF | sudo tee -a /etc/systemd/system/containerd.service.d/http-proxy.conf
  32 [Service]
  33 EOF
  34         fi
  35         [ -n "${HTTP_PROXY}" ] && sudo bash -c "cat <<EOF >> /etc/systemd/system/containerd.service.d/http-proxy.conf
  36 Environment=\"HTTP_PROXY=${HTTP_PROXY}\"
  37 EOF"
  38         [ -n "${HTTPS_PROXY}" ] && sudo bash -c "cat <<EOF >> /etc/systemd/system/containerd.service.d/http-proxy.conf
  39 Environment=\"HTTPS_PROXY=${HTTPS_PROXY}\"
  40 EOF"
  41         [ -n "${NO_PROXY}" ] && sudo bash -c "cat <<EOF >> /etc/systemd/system/containerd.service.d/http-proxy.conf
  42 Environment=\"NO_PROXY=${NO_PROXY}\"
  43 EOF"
  44     fi
  45     sudo systemctl restart containerd
  46 }
  47
  48 function install_docker_ce() {
  49     # installs and configures Docker CE
  50     [ -z "${DEBUG_INSTALL}" ] || DEBUG beginning of function
  51     echo "Removing previous installation of docker ..."
  52     for pkg in docker.io docker-doc docker-compose podman-docker containerd runc; do sudo apt-get remove $pkg; done
  53     echo "Installing Docker CE ..."
  54     sudo apt-get -y update
  55     sudo apt-get install -y apt-transport-https ca-certificates software-properties-common gnupg
  56     sudo install -m 0755 -d /etc/apt/keyrings
  57     curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmor -o /etc/apt/keyrings/docker.gpg
  58     sudo chmod a+r /etc/apt/keyrings/docker.gpg
  59     echo "deb [arch="$(dpkg --print-architecture)" signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/ubuntu \
  60     "$(. /etc/os-release && echo "$VERSION_CODENAME")" stable" | \
  61     sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
  62     sudo apt-get -y update
  63     sudo apt-get install -y docker-ce
  64
  65     echo "Adding user to group 'docker'"
  66     sudo groupadd -f docker
  67     sudo usermod -aG docker $USER
  68
  69     if [ -n "${DOCKER_PROXY_URL}" ]; then
  70         echo "Configuring docker proxy ..."
  71         if [ -f /etc/docker/daemon.json ]; then
  72             if grep -q registry-mirrors /etc/docker/daemon.json; then
  73                 sudo sed -i "s|registry-mirrors.*|registry-mirrors\": [\"${DOCKER_PROXY_URL}\"] |" /etc/docker/daemon.json
  74             else
  75                 sudo sed -i "s|^{|{\n  \"registry-mirrors\": [\"${DOCKER_PROXY_URL}\"],|" /etc/docker/daemon.json
  76             fi
  77         else
  78             sudo bash -c "cat << EOF > /etc/docker/daemon.json
  79 {
  80   \"registry-mirrors\": [\"${DOCKER_PROXY_URL}\"]
  81 }
  82 EOF"
  83         fi
  84     fi
  85     if [ -n "${OSM_BEHIND_PROXY}" ] ; then
  86         if ! [ -f /etc/systemd/system/docker.service.d/http-proxy.conf ] ; then
  87             sudo mkdir -p /etc/systemd/system/docker.service.d
  88             cat << EOF | sudo tee -a /etc/systemd/system/docker.service.d/http-proxy.conf
  89 [Service]
  90 EOF
  91         fi
  92         [ -n "${HTTP_PROXY}" ] && sudo bash -c "cat <<EOF >> /etc/systemd/system/docker.service.d/http-proxy.conf
  93 Environment=\"HTTP_PROXY=${HTTP_PROXY}\"
  94 EOF"
  95         [ -n "${HTTPS_PROXY}" ] && sudo bash -c "cat <<EOF >> /etc/systemd/system/docker.service.d/http-proxy.conf
  96 Environment=\"HTTPS_PROXY=${HTTPS_PROXY}\"
  97 EOF"
  98         [ -n "${NO_PROXY}" ] && sudo bash -c "cat <<EOF >> /etc/systemd/system/docker.service.d/http-proxy.conf
  99 Environment=\"NO_PROXY=${NO_PROXY}\"
 100 EOF"
 101     fi
 102     if [ -n "${DOCKER_PROXY_URL}" ] || [ -n "${OSM_BEHIND_PROXY}" ] ; then
 103         sudo systemctl daemon-reload
 104         sudo systemctl restart docker
 105         echo "... restarted Docker service"
 106     fi
 107
 108     configure_containerd
 109
 110     [ -z "${DEBUG_INSTALL}" ] || ! echo "File: /etc/docker/daemon.json" || cat /etc/docker/daemon.json
 111     echo "Testing Docker CE installation ..."
 112     sg docker -c "docker version" || FATAL_TRACK docker_ce "Docker installation failed. Cannot run docker version"
 113     sg docker -c "docker run --rm hello-world" || FATAL_TRACK docker_ce "Docker installation failed. Cannot run hello-world"
 114     echo "... Docker CE installation done"
 115     [ -z "${DEBUG_INSTALL}" ] || DEBUG end of function
 116     return 0
 117 }
 118
 119 OSM_BEHIND_PROXY=""
 120 DOCKER_PROXY_URL=""
 121
 122 while getopts ":D:p:-: P" o; do
 123     case "${o}" in
 124         D)
 125             OSM_DEVOPS="${OPTARG}"
 126             ;;
 127         p)
 128             DOCKER_PROXY_URL="${OPTARG}"
 129             ;;
 130         P)
 131             OSM_BEHIND_PROXY="y"
 132             ;;
 133         -)
 134             [ "${OPTARG}" == "debug" ] && DEBUG_INSTALL="y" && continue
 135             echo -e "Invalid option: '--$OPTARG'\n" >&2
 136             exit 1
 137             ;;
 138         :)
 139             echo "Option -$OPTARG requires an argument" >&2
 140             exit 1
 141             ;;
 142         \?)
 143             echo -e "Invalid option: '-$OPTARG'\n" >&2
 144             exit 1
 145             ;;
 146         *)
 147             exit 1
 148             ;;
 149     esac
 150 done
 151
 152 source $OSM_DEVOPS/common/logging
 153
 154 echo "DEBUG_INSTALL=$DEBUG_INSTALL"
 155 echo "DOCKER_PROXY_URL=$DOCKER_PROXY_URL"
 156 echo "OSM_BEHIND_PROXY=$OSM_BEHIND_PROXY"
 157 echo "USER=$USER"
 158
 159 install_docker_ce
 160