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 install_docker_ce() {
  19     # installs and configures Docker CE
  20     [ -z "${DEBUG_INSTALL}" ] || DEBUG beginning of function
  21     echo "Removing previous installation of docker ..."
  22     for pkg in docker.io docker-doc docker-compose podman-docker containerd runc; do sudo apt-get remove $pkg; done
  23     echo "Installing Docker CE ..."
  24     sudo apt-get -y update
  25     sudo apt-get install -y apt-transport-https ca-certificates software-properties-common gnupg
  26     sudo install -m 0755 -d /etc/apt/keyrings
  27     curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmor -o /etc/apt/keyrings/docker.gpg
  28     sudo chmod a+r /etc/apt/keyrings/docker.gpg
  29     echo "deb [arch="$(dpkg --print-architecture)" signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/ubuntu \
  30     "$(. /etc/os-release && echo "$VERSION_CODENAME")" stable" | \
  31     sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
  32     sudo apt-get -y update
  33     sudo apt-get install -y docker-ce
  34
  35     echo "Adding user to group 'docker'"
  36     sudo groupadd -f docker
  37     sudo usermod -aG docker $USER
  38
  39     if [ -n "${DOCKER_PROXY_URL}" ]; then
  40         echo "Configuring docker proxy ..."
  41         if [ -f /etc/docker/daemon.json ]; then
  42             if grep -q registry-mirrors /etc/docker/daemon.json; then
  43                 sudo sed -i "s|registry-mirrors.*|registry-mirrors\": [\"${DOCKER_PROXY_URL}\"] |" /etc/docker/daemon.json
  44             else
  45                 sudo sed -i "s|^{|{\n  \"registry-mirrors\": [\"${DOCKER_PROXY_URL}\"],|" /etc/docker/daemon.json
  46             fi
  47         else
  48             sudo bash -c "cat << EOF > /etc/docker/daemon.json
  49 {
  50   \"registry-mirrors\": [\"${DOCKER_PROXY_URL}\"]
  51 }
  52 EOF"
  53         fi
  54     fi
  55     if [ -n "${OSM_BEHIND_PROXY}" ] ; then
  56         if ! [ -f /etc/systemd/system/docker.service.d/http-proxy.conf ] ; then
  57             sudo mkdir -p /etc/systemd/system/docker.service.d
  58             cat << EOF | sudo tee -a /etc/systemd/system/docker.service.d/http-proxy.conf
  59 [Service]
  60 EOF
  61         fi
  62         [ -n "${HTTP_PROXY}" ] && sudo bash -c "cat <<EOF >> /etc/systemd/system/docker.service.d/http-proxy.conf
  63 Environment=\"HTTP_PROXY=${HTTP_PROXY}\"
  64 EOF"
  65         [ -n "${HTTPS_PROXY}" ] && sudo bash -c "cat <<EOF >> /etc/systemd/system/docker.service.d/http-proxy.conf
  66 Environment=\"HTTPS_PROXY=${HTTPS_PROXY}\"
  67 EOF"
  68         [ -n "${NO_PROXY}" ] && sudo bash -c "cat <<EOF >> /etc/systemd/system/docker.service.d/http-proxy.conf
  69 Environment=\"NO_PROXY=${NO_PROXY}\"
  70 EOF"
  71     fi
  72     if [ -n "${DOCKER_PROXY_URL}" ] || [ -n "${OSM_BEHIND_PROXY}" ] ; then
  73         sudo systemctl daemon-reload
  74         sudo systemctl restart docker
  75         echo "... restarted Docker service"
  76     fi
  77
  78     echo "Configuring containerd to expose CRI, use systemd cgroup and use DOCKER_PROXY_URL as registry mirror"
  79     sudo mv /etc/containerd/config.toml /etc/containerd/config.toml.orig 2>/dev/null
  80     sudo bash -c "containerd config default > /etc/containerd/config.toml"
  81     sudo sed -i 's/SystemdCgroup = false/SystemdCgroup = true/' /etc/containerd/config.toml
  82     if [ -n "${DOCKER_PROXY_URL}" ]; then
  83         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 = \[\"${DOCKER_PROXY_URL}\"]#" /etc/containerd/config.toml
  84     fi
  85     sudo systemctl restart containerd
  86
  87     [ -z "${DEBUG_INSTALL}" ] || ! echo "File: /etc/docker/daemon.json" || cat /etc/docker/daemon.json
  88     echo "Testing Docker CE installation ..."
  89     sg docker -c "docker version" || FATAL_TRACK docker_ce "Docker installation failed. Cannot run docker version"
  90     sg docker -c "docker run --rm hello-world" || FATAL_TRACK docker_ce "Docker installation failed. Cannot run hello-world"
  91     echo "... Docker CE installation done"
  92     [ -z "${DEBUG_INSTALL}" ] || DEBUG end of function
  93     return 0
  94 }
  95
  96 OSM_BEHIND_PROXY=""
  97 DOCKER_PROXY_URL=""
  98
  99 while getopts ":D:p:-: P" o; do
 100     case "${o}" in
 101         D)
 102             OSM_DEVOPS="${OPTARG}"
 103             ;;
 104         p)
 105             DOCKER_PROXY_URL="${OPTARG}"
 106             ;;
 107         P)
 108             OSM_BEHIND_PROXY="y"
 109             ;;
 110         -)
 111             [ "${OPTARG}" == "debug" ] && DEBUG_INSTALL="y" && continue
 112             echo -e "Invalid option: '--$OPTARG'\n" >&2
 113             exit 1
 114             ;;
 115         :)
 116             echo "Option -$OPTARG requires an argument" >&2
 117             exit 1
 118             ;;
 119         \?)
 120             echo -e "Invalid option: '-$OPTARG'\n" >&2
 121             exit 1
 122             ;;
 123         *)
 124             exit 1
 125             ;;
 126     esac
 127 done
 128
 129 source $OSM_DEVOPS/common/logging
 130
 131 echo "DEBUG_INSTALL=$DEBUG_INSTALL"
 132 echo "DOCKER_PROXY_URL=$DOCKER_PROXY_URL"
 133 echo "OSM_BEHIND_PROXY=$OSM_BEHIND_PROXY"
 134 echo "USER=$USER"
 135
 136 install_docker_ce
 137