From 5e9e655d460314c4a171885083dc737dcfc4b48c Mon Sep 17 00:00:00 2001 From: Valentin Lab Date: Tue, 14 Nov 2023 09:31:27 +0100 Subject: [PATCH] new: [docker-host] add option to force upgrade of docker version --- precise/host/hooks/install.d/60-docker.sh | 118 +++++++++++++++++----- 1 file changed, 92 insertions(+), 26 deletions(-) diff --git a/precise/host/hooks/install.d/60-docker.sh b/precise/host/hooks/install.d/60-docker.sh index 0eeb060..6e2411c 100755 --- a/precise/host/hooks/install.d/60-docker.sh +++ b/precise/host/hooks/install.d/60-docker.sh @@ -1,8 +1,35 @@ #!/bin/bash +## Set NO_DOCKER_RESTART to prevent restarting docker after upgrade. +## Set ALLOW_DOCKER_CHANGE to allow change your docker version. +## Set TARGET_DOCKER_VERSION to force a version (use cautiously!) + +distro=$(lsb_release -is) +release=$(lsb_release -rs) + +if [ -z "$TARGET_DOCKER_VERSION" ]; then + case "$distro" in + Debian) + case "$release" in + 10|11|12) target_version=24;; + *) target_version=19;; + esac + ;; + Ubuntu) + case "$release" in + 22.04) target_version=24;; + *) target_version=19;; + esac + ;; + *) target_version=17;; + esac +else + target_version="$TARGET_DOCKER_VERSION" +fi + just_installed= -if ! type -p docker; then +if ! type -p docker >/dev/null; then echo "Installing docker..." type -p curl >/dev/null || apt-get install -y curl &2 + echo " client: $docker_client_version" >&2 + echo " server: $docker_server_version" >&2 + mismatch_client_server=1 +fi - if ! [[ "$(docker --version)" == "Docker version $docker_version"* ]]; then - version="$(apt-cache madison docker-ce | +distrib_available_version="$(apt-cache madison docker-ce | cut -f 2 -d \| | - grep "$docker_version" | + grep "$target_version" | head -n 1 | xargs echo)" - apt-get install -y --allow-downgrades docker-ce="$version" - need_restart=true + +cleaned_distrib_available_version="${distrib_available_version%%~*}" +cleaned_distrib_available_version="${distrib_available_version%-*}" +cleaned_distrib_available_version="${cleaned_distrib_available_version#*:}" +if [ -z "$mismatch_client_server" ] && + [[ "$docker_client_version" == "$cleaned_distrib_available_version" ]]; then + ## current and target versions match, no upgrade needed + echo "INFO: recommended target docker version $docker_client_version already installed" >&2 + echo " To set a different target version, set TARGET_DOCKER_VERSION" >&2 + exit 0 +fi + +## Should we skip upgrade? +if [ -z "$just_installed" ] && [ -z "$ALLOW_DOCKER_CHANGE" ]; then + if [ -n "$distrib_available_version" ]; then + if [ -z "$mismatch_client_server" ]; then + ## get current version for docker-ce debian package installed + current_debian_package_version="$(dpkg -s docker-ce | grep '^Version:' | cut -f 2 -d ' ')" + echo "INFO: docker recommended version available (current: $current_debian_package_version => recommended: $distrib_available_version)" >&2 + else + current_docker_ce_package_version="$(dpkg -s docker-ce | grep '^Version:' | cut -f 2 -d ' ')" + current_docker_ce_cli_package_version="$(dpkg -s docker-ce-cli | grep '^Version:' | cut -f 2 -d ' ')" + echo "WARNING: docker recommended version available (recommended: $distrib_available_version)" >&2 + echo " And your client ($current_docker_ce_cli_package_version) and server ($current_docker_ce_package_version) versions differ." >&2 + fi + echo " To change version, run this script with ALLOW_DOCKER_CHANGE=1" >&2 + else + echo "WARNING: your docker version does match target recommended version" >&2 + echo " And your distribution does not package target version." >&2 + echo " - Your distribution: $distro $release" >&2 + echo " - Current docker version: $docker_client_version" >&2 + echo " - Target recommended version: ${target_version}*" >&2 fi + exit 0 +fi - if [ -n "$need_restart" ] && [ -z "$NO_DOCKER_RESTART" ]; then +if [ -z "$distrib_available_version" ]; then + echo "ERROR: no docker version matching '${target_version}*' available for your distribution" >&2 + echo " Your distribution: $distro $release" >&2 + echo " Available versions:" >&2 + apt-cache madison docker-ce | cut -f 2 -d \| | sed -r 's/^/ -/g' >&2 + echo + echo " 1) You may need to contact your system administrator to upgrade this script." >&2 + echo " 2) Meanwhile, if you know what you are doing, you can set yourself a target version" >&2 + echo " by setting TARGET_DOCKER_VERSION." >&2 + exit 1 +fi + +apt-get install -y --allow-downgrades \ + docker-ce="$distrib_available_version" \ + docker-ce-cli="$distrib_available_version"