375 lines
11 KiB
Bash
Executable file
375 lines
11 KiB
Bash
Executable file
#!/bin/sh
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set -e
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#
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# This script is meant for quick & easy install via:
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# 'curl -sSL https://get.docker.com/ | sh'
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# or:
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# 'wget -qO- https://get.docker.com/ | sh'
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#
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# For test builds (ie. release candidates):
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# 'curl -sSL https://test.docker.com/ | sh'
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# or:
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# 'wget -qO- https://test.docker.com/ | sh'
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#
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# For experimental builds:
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# 'curl -sSL https://experimental.docker.com/ | sh'
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# or:
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# 'wget -qO- https://experimental.docker.com/ | sh'
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#
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# Docker Maintainers:
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# To update this script on https://get.docker.com,
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# use hack/release.sh during a normal release,
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# or the following one-liner for script hotfixes:
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# s3cmd put --acl-public -P hack/install.sh s3://get.docker.com/index
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#
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url='https://get.docker.com/'
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command_exists() {
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command -v "$@" > /dev/null 2>&1
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}
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echo_docker_as_nonroot() {
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if command_exists docker && [ -e /var/run/docker.sock ]; then
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(
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set -x
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$sh_c 'docker version'
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) || true
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fi
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your_user=your-user
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[ "$user" != 'root' ] && your_user="$user"
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# intentionally mixed spaces and tabs here -- tabs are stripped by "<<-EOF", spaces are kept in the output
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cat <<-EOF
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If you would like to use Docker as a non-root user, you should now consider
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adding your user to the "docker" group with something like:
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sudo usermod -aG docker $your_user
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Remember that you will have to log out and back in for this to take effect!
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EOF
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}
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# Check if this is a forked Linux distro
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check_forked() {
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# Check for lsb_release command existence, it usually exists in forked distros
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if command_exists lsb_release; then
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# Check if the `-u` option is supported
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set +e
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lsb_release -a -u > /dev/null 2>&1
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lsb_release_exit_code=$?
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set -e
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# Check if the command has exited successfully, it means we're in a forked distro
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if [ "$lsb_release_exit_code" = "0" ]; then
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# Print info about current distro
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cat <<-EOF
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You're using '$lsb_dist' version '$dist_version'.
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EOF
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# Get the upstream release info
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lsb_dist=$(lsb_release -a -u 2>&1 | tr '[:upper:]' '[:lower:]' | grep -E 'id' | cut -d ':' -f 2 | tr -d '[[:space:]]')
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dist_version=$(lsb_release -a -u 2>&1 | tr '[:upper:]' '[:lower:]' | grep -E 'codename' | cut -d ':' -f 2 | tr -d '[[:space:]]')
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# Print info about upstream distro
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cat <<-EOF
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Upstream release is '$lsb_dist' version '$dist_version'.
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EOF
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fi
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fi
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}
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do_install() {
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case "$(uname -m)" in
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*64)
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;;
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*)
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cat >&2 <<-'EOF'
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Error: you are not using a 64bit platform.
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Docker currently only supports 64bit platforms.
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EOF
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exit 1
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;;
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esac
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if command_exists docker; then
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cat >&2 <<-'EOF'
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Warning: the "docker" command appears to already exist on this system.
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If you already have Docker installed, this script can cause trouble, which is
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why we're displaying this warning and provide the opportunity to cancel the
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installation.
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If you installed the current Docker package using this script and are using it
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again to update Docker, you can safely ignore this message.
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You may press Ctrl+C now to abort this script.
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EOF
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( set -x; sleep 20 )
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fi
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user="$(id -un 2>/dev/null || true)"
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sh_c='sh -c'
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if [ "$user" != 'root' ]; then
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if command_exists sudo; then
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sh_c='sudo -E sh -c'
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elif command_exists su; then
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sh_c='su -c'
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else
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cat >&2 <<-'EOF'
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Error: this installer needs the ability to run commands as root.
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We are unable to find either "sudo" or "su" available to make this happen.
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EOF
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exit 1
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fi
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fi
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curl=''
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if command_exists curl; then
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curl='curl -sSL'
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elif command_exists wget; then
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curl='wget -qO-'
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elif command_exists busybox && busybox --list-modules | grep -q wget; then
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curl='busybox wget -qO-'
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fi
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# check to see which repo they are trying to install from
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repo='main'
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if [ "https://test.docker.com/" = "$url" ]; then
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repo='testing'
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elif [ "https://experimental.docker.com/" = "$url" ]; then
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repo='experimental'
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fi
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# perform some very rudimentary platform detection
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lsb_dist=''
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dist_version=''
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if command_exists lsb_release; then
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lsb_dist="$(lsb_release -si)"
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fi
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if [ -z "$lsb_dist" ] && [ -r /etc/lsb-release ]; then
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lsb_dist="$(. /etc/lsb-release && echo "$DISTRIB_ID")"
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fi
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if [ -z "$lsb_dist" ] && [ -r /etc/debian_version ]; then
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lsb_dist='debian'
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fi
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if [ -z "$lsb_dist" ] && [ -r /etc/fedora-release ]; then
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lsb_dist='fedora'
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fi
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if [ -z "$lsb_dist" ] && [ -r /etc/oracle-release ]; then
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lsb_dist='oracleserver'
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fi
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if [ -z "$lsb_dist" ]; then
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if [ -r /etc/centos-release ] || [ -r /etc/redhat-release ]; then
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lsb_dist='centos'
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fi
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fi
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if [ -z "$lsb_dist" ] && [ -r /etc/os-release ]; then
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lsb_dist="$(. /etc/os-release && echo "$ID")"
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fi
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lsb_dist="$(echo "$lsb_dist" | tr '[:upper:]' '[:lower:]')"
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case "$lsb_dist" in
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ubuntu)
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if command_exists lsb_release; then
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dist_version="$(lsb_release --codename | cut -f2)"
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fi
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if [ -z "$dist_version" ] && [ -r /etc/lsb-release ]; then
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dist_version="$(. /etc/lsb-release && echo "$DISTRIB_CODENAME")"
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fi
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;;
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debian)
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dist_version="$(cat /etc/debian_version | sed 's/\/.*//' | sed 's/\..*//')"
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case "$dist_version" in
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8)
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dist_version="jessie"
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;;
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7)
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dist_version="wheezy"
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;;
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esac
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;;
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oracleserver)
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# need to switch lsb_dist to match yum repo URL
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lsb_dist="oraclelinux"
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dist_version="$(rpm -q --whatprovides redhat-release --queryformat "%{VERSION}\n" | sed 's/\/.*//' | sed 's/\..*//' | sed 's/Server*//')"
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;;
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fedora|centos)
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dist_version="$(rpm -q --whatprovides redhat-release --queryformat "%{VERSION}\n" | sed 's/\/.*//' | sed 's/\..*//' | sed 's/Server*//')"
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;;
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*)
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if command_exists lsb_release; then
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dist_version="$(lsb_release --codename | cut -f2)"
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fi
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if [ -z "$dist_version" ] && [ -r /etc/os-release ]; then
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dist_version="$(. /etc/os-release && echo "$VERSION_ID")"
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fi
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;;
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esac
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# Check if this is a forked Linux distro
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check_forked
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# Run setup for each distro accordingly
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case "$lsb_dist" in
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amzn)
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(
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set -x
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$sh_c 'sleep 3; yum -y -q install docker'
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)
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echo_docker_as_nonroot
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exit 0
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;;
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'opensuse project'|opensuse|'suse linux'|sle[sd])
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(
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set -x
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$sh_c 'sleep 3; zypper -n install docker'
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)
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echo_docker_as_nonroot
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exit 0
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;;
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ubuntu|debian)
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export DEBIAN_FRONTEND=noninteractive
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did_apt_get_update=
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apt_get_update() {
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if [ -z "$did_apt_get_update" ]; then
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( set -x; $sh_c 'sleep 3; apt-get update' )
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did_apt_get_update=1
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fi
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}
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# aufs is preferred over devicemapper; try to ensure the driver is available.
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if ! grep -q aufs /proc/filesystems && ! $sh_c 'modprobe aufs'; then
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if uname -r | grep -q -- '-generic' && dpkg -l 'linux-image-*-generic' | grep -q '^ii' 2>/dev/null; then
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kern_extras="linux-image-extra-$(uname -r) linux-image-extra-virtual"
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apt_get_update
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( set -x; $sh_c 'sleep 3; apt-get install -y -q '"$kern_extras" ) || true
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if ! grep -q aufs /proc/filesystems && ! $sh_c 'modprobe aufs'; then
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echo >&2 'Warning: tried to install '"$kern_extras"' (for AUFS)'
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echo >&2 ' but we still have no AUFS. Docker may not work. Proceeding anyways!'
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( set -x; sleep 10 )
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fi
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else
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echo >&2 'Warning: current kernel is not supported by the linux-image-extra-virtual'
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echo >&2 ' package. We have no AUFS support. Consider installing the packages'
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echo >&2 ' linux-image-virtual kernel and linux-image-extra-virtual for AUFS support.'
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( set -x; sleep 10 )
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fi
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fi
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# install apparmor utils if they're missing and apparmor is enabled in the kernel
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# otherwise Docker will fail to start
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if [ "$(cat /sys/module/apparmor/parameters/enabled 2>/dev/null)" = 'Y' ]; then
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if command -v apparmor_parser >/dev/null 2>&1; then
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echo 'apparmor is enabled in the kernel and apparmor utils were already installed'
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else
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echo 'apparmor is enabled in the kernel, but apparmor_parser missing'
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apt_get_update
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( set -x; $sh_c 'sleep 3; apt-get install -y -q apparmor' )
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fi
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fi
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if [ ! -e /usr/lib/apt/methods/https ]; then
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apt_get_update
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( set -x; $sh_c 'sleep 3; apt-get install -y -q apt-transport-https ca-certificates' )
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fi
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if [ -z "$curl" ]; then
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apt_get_update
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( set -x; $sh_c 'sleep 3; apt-get install -y -q curl ca-certificates' )
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curl='curl -sSL'
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fi
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(
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set -x
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$sh_c "apt-key adv --keyserver hkp://p80.pool.sks-keyservers.net:80 --recv-keys 58118E89F3A912897C070ADBF76221572C52609D"
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$sh_c "mkdir -p /etc/apt/sources.list.d"
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$sh_c "echo deb https://apt.dockerproject.org/repo ${lsb_dist}-${dist_version} ${repo} > /etc/apt/sources.list.d/docker.list"
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$sh_c 'sleep 3; apt-get update; apt-get install -y -q docker-engine'
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)
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echo_docker_as_nonroot
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exit 0
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;;
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fedora|centos|oraclelinux)
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$sh_c "cat >/etc/yum.repos.d/docker-${repo}.repo" <<-EOF
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[docker-${repo}-repo]
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name=Docker ${repo} Repository
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baseurl=https://yum.dockerproject.org/repo/${repo}/${lsb_dist}/${dist_version}
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enabled=1
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gpgcheck=1
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gpgkey=https://yum.dockerproject.org/gpg
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EOF
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if [ "$lsb_dist" = "fedora" ] && [ "$dist_version" -ge "22" ]; then
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(
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set -x
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$sh_c 'sleep 3; dnf -y -q install docker-engine'
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)
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else
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(
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set -x
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$sh_c 'sleep 3; yum -y -q install docker-engine'
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)
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fi
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echo_docker_as_nonroot
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exit 0
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;;
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gentoo)
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if [ "$url" = "https://test.docker.com/" ]; then
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# intentionally mixed spaces and tabs here -- tabs are stripped by "<<-'EOF'", spaces are kept in the output
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cat >&2 <<-'EOF'
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You appear to be trying to install the latest nightly build in Gentoo.'
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The portage tree should contain the latest stable release of Docker, but'
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if you want something more recent, you can always use the live ebuild'
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provided in the "docker" overlay available via layman. For more'
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instructions, please see the following URL:'
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https://github.com/tianon/docker-overlay#using-this-overlay'
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After adding the "docker" overlay, you should be able to:'
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emerge -av =app-emulation/docker-9999'
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EOF
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exit 1
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fi
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(
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set -x
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$sh_c 'sleep 3; emerge app-emulation/docker'
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)
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exit 0
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;;
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esac
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# intentionally mixed spaces and tabs here -- tabs are stripped by "<<-'EOF'", spaces are kept in the output
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cat >&2 <<-'EOF'
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Either your platform is not easily detectable, is not supported by this
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installer script (yet - PRs welcome! [hack/install.sh]), or does not yet have
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a package for Docker. Please visit the following URL for more detailed
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installation instructions:
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https://docs.docker.com/en/latest/installation/
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EOF
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exit 1
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}
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# wrapped up in a function so that we have some protection against only getting
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# half the file during "curl | sh"
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do_install
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