mirror of https://github.com/docker/docs.git
Merge pull request #12242 from tianon/functionalize-install
Wrap install.sh in a function
This commit is contained in:
Phil Estes
commit
904295fd71
153
hack/install.sh
153
hack/install.sh
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@ -20,67 +20,90 @@ command_exists() {
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command -v "$@" > /dev/null 2>&1
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}
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case "$(uname -m)" in
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echo_docker_as_nonroot() {
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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 $your_user
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Remember that you will have to log out and back in for this to take effect!
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EOF
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}
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do_install() {
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case "$(uname -m)" in
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*64)
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;;
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*)
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echo >&2 'Error: you are not using a 64bit platform.'
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echo >&2 'Docker currently only supports 64bit platforms.'
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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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esac
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if command_exists docker || command_exists lxc-docker; then
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echo >&2 'Warning: "docker" or "lxc-docker" command appears to already exist.'
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echo >&2 'Please ensure that you do not already have docker installed.'
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echo >&2 'You may press Ctrl+C now to abort this process and rectify this situation.'
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if command_exists docker || command_exists lxc-docker; then
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cat >&2 <<-'EOF'
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Warning: "docker" or "lxc-docker" command appears to already exist.
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Please ensure that you do not already have docker installed.
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You may press Ctrl+C now to abort this process and rectify this situation.
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EOF
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( set -x; sleep 20 )
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fi
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fi
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user="$(id -un 2>/dev/null || true)"
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user="$(id -un 2>/dev/null || true)"
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sh_c='sh -c'
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if [ "$user" != 'root' ]; then
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sh_c='sh -c'
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if [ "$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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echo >&2 'Error: this installer needs the ability to run commands as root.'
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echo >&2 'We are unable to find either "sudo" or "su" available to make this happen.'
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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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fi
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curl=''
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if command_exists curl; then
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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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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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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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fi
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# perform some very rudimentary platform detection
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lsb_dist=''
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if command_exists lsb_release; then
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# perform some very rudimentary platform detection
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lsb_dist=''
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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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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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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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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/os-release ]; then
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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 "$ID")"
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fi
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fi
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lsb_dist="$(echo "$lsb_dist" | tr '[:upper:]' '[:lower:]')"
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case "$lsb_dist" in
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lsb_dist="$(echo "$lsb_dist" | tr '[:upper:]' '[:lower:]')"
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case "$lsb_dist" in
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amzn|fedora|centos)
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if [ "$lsb_dist" = 'amzn' ]; then
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(
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@ -99,16 +122,7 @@ case "$lsb_dist" in
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$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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echo
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echo 'If you would like to use Docker as a non-root user, you should now consider'
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echo 'adding your user to the "docker" group with something like:'
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echo
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echo ' sudo usermod -aG docker' $your_user
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echo
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echo 'Remember that you will have to log out and back in for this to take effect!'
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echo
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echo_docker_as_nonroot
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exit 0
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;;
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@ -183,31 +197,28 @@ case "$lsb_dist" in
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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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echo
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echo 'If you would like to use Docker as a non-root user, you should now consider'
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echo 'adding your user to the "docker" group with something like:'
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echo
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echo ' sudo usermod -aG docker' $your_user
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echo
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echo 'Remember that you will have to log out and back in for this to take effect!'
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echo
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echo_docker_as_nonroot
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exit 0
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;;
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gentoo)
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if [ "$url" = "https://test.docker.com/" ]; then
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echo >&2
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echo >&2 ' You appear to be trying to install the latest nightly build in Gentoo.'
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echo >&2 ' The portage tree should contain the latest stable release of Docker, but'
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echo >&2 ' if you want something more recent, you can always use the live ebuild'
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echo >&2 ' provided in the "docker" overlay available via layman. For more'
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echo >&2 ' instructions, please see the following URL:'
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echo >&2 ' https://github.com/tianon/docker-overlay#using-this-overlay'
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echo >&2 ' After adding the "docker" overlay, you should be able to:'
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echo >&2 ' emerge -av =app-emulation/docker-9999'
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echo >&2
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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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@ -217,9 +228,10 @@ case "$lsb_dist" in
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)
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exit 0
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;;
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esac
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esac
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cat >&2 <<'EOF'
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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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@ -228,5 +240,10 @@ cat >&2 <<'EOF'
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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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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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