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309 lines
12 KiB
Text
309 lines
12 KiB
Text
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#compdef docker-compose
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# Description
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# -----------
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# zsh completion for docker-compose
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# https://github.com/sdurrheimer/docker-compose-zsh-completion
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# -------------------------------------------------------------------------
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# Version
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# -------
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# 0.1.0
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# -------------------------------------------------------------------------
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# Authors
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# -------
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# * Steve Durrheimer <s.durrheimer@gmail.com>
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# -------------------------------------------------------------------------
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# Inspiration
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# -----------
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# * @albers docker-compose bash completion script
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# * @felixr docker zsh completion script : https://github.com/felixr/docker-zsh-completion
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# -------------------------------------------------------------------------
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# For compatibility reasons, Compose and therefore its completion supports several
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# stack compositon files as listed here, in descending priority.
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# Support for these filenames might be dropped in some future version.
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__docker-compose_compose_file() {
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local file
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for file in docker-compose.y{,a}ml fig.y{,a}ml ; do
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[ -e $file ] && {
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echo $file
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return
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}
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done
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echo docker-compose.yml
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}
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# Extracts all service names from docker-compose.yml.
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___docker-compose_all_services_in_compose_file() {
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local already_selected
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local -a services
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already_selected=$(echo ${words[@]} | tr " " "|")
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awk -F: '/^[a-zA-Z0-9]/{print $1}' "${compose_file:-$(__docker-compose_compose_file)}" 2>/dev/null | grep -Ev "$already_selected"
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}
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# All services, even those without an existing container
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__docker-compose_services_all() {
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services=$(___docker-compose_all_services_in_compose_file)
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_alternative "args:services:($services)"
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}
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# All services that have an entry with the given key in their docker-compose.yml section
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___docker-compose_services_with_key() {
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local already_selected
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local -a buildable
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already_selected=$(echo ${words[@]} | tr " " "|")
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# flatten sections to one line, then filter lines containing the key and return section name.
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awk '/^[a-zA-Z0-9]/{printf "\n"};{printf $0;next;}' "${compose_file:-$(__docker-compose_compose_file)}" 2>/dev/null | awk -F: -v key=": +$1:" '$0 ~ key {print $1}' 2>/dev/null | grep -Ev "$already_selected"
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}
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# All services that are defined by a Dockerfile reference
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__docker-compose_services_from_build() {
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buildable=$(___docker-compose_services_with_key build)
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_alternative "args:buildable services:($buildable)"
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}
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# All services that are defined by an image
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__docker-compose_services_from_image() {
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pullable=$(___docker-compose_services_with_key image)
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_alternative "args:pullable services:($pullable)"
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}
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__docker-compose_get_services() {
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local kind expl
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declare -a running stopped lines args services
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docker_status=$(docker ps > /dev/null 2>&1)
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if [ $? -ne 0 ]; then
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_message "Error! Docker is not running."
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return 1
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fi
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kind=$1
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shift
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[[ $kind = (stopped|all) ]] && args=($args -a)
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lines=(${(f)"$(_call_program commands docker ps ${args})"})
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services=(${(f)"$(_call_program commands docker-compose 2>/dev/null ${compose_file:+-f $compose_file} ${compose_project:+-p $compose_project} ps -q)"})
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# Parse header line to find columns
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local i=1 j=1 k header=${lines[1]}
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declare -A begin end
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while (( $j < ${#header} - 1 )) {
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i=$(( $j + ${${header[$j,-1]}[(i)[^ ]]} - 1))
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j=$(( $i + ${${header[$i,-1]}[(i) ]} - 1))
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k=$(( $j + ${${header[$j,-1]}[(i)[^ ]]} - 2))
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begin[${header[$i,$(($j-1))]}]=$i
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end[${header[$i,$(($j-1))]}]=$k
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}
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lines=(${lines[2,-1]})
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# Container ID
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local line s name
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local -a names
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for line in $lines; do
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if [[ $services == *"${line[${begin[CONTAINER ID]},${end[CONTAINER ID]}]%% ##}"* ]]; then
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names=(${(ps:,:)${${line[${begin[NAMES]},-1]}%% *}})
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for name in $names; do
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s="${${name%_*}#*_}:${(l:15:: :::)${${line[${begin[CREATED]},${end[CREATED]}]/ ago/}%% ##}}"
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s="$s, ${line[${begin[CONTAINER ID]},${end[CONTAINER ID]}]%% ##}"
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s="$s, ${${${line[$begin[IMAGE],$end[IMAGE]]}/:/\\:}%% ##}"
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if [[ ${line[${begin[STATUS]},${end[STATUS]}]} = Exit* ]]; then
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stopped=($stopped $s)
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else
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running=($running $s)
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fi
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done
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fi
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done
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[[ $kind = (running|all) ]] && _describe -t services-running "running services" running
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[[ $kind = (stopped|all) ]] && _describe -t services-stopped "stopped services" stopped
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}
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__docker-compose_stoppedservices() {
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__docker-compose_get_services stopped "$@"
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}
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__docker-compose_runningservices() {
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__docker-compose_get_services running "$@"
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}
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__docker-compose_services () {
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__docker-compose_get_services all "$@"
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}
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__docker-compose_caching_policy() {
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oldp=( "$1"(Nmh+1) ) # 1 hour
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(( $#oldp ))
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}
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__docker-compose_commands () {
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local cache_policy
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zstyle -s ":completion:${curcontext}:" cache-policy cache_policy
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if [[ -z "$cache_policy" ]]; then
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zstyle ":completion:${curcontext}:" cache-policy __docker-compose_caching_policy
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fi
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if ( [[ ${+_docker_compose_subcommands} -eq 0 ]] || _cache_invalid docker_compose_subcommands) \
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&& ! _retrieve_cache docker_compose_subcommands;
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then
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local -a lines
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lines=(${(f)"$(_call_program commands docker-compose 2>&1)"})
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_docker_compose_subcommands=(${${${lines[$((${lines[(i)Commands:]} + 1)),${lines[(I) *]}]}## #}/ ##/:})
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_store_cache docker_compose_subcommands _docker_compose_subcommands
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fi
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_describe -t docker-compose-commands "docker-compose command" _docker_compose_subcommands
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}
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__docker-compose_subcommand () {
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local -a _command_args
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integer ret=1
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case "$words[1]" in
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(build)
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_arguments \
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'--no-cache[Do not use cache when building the image]' \
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'*:services:__docker-compose_services_from_build' && ret=0
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;;
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(help)
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_arguments ':subcommand:__docker-compose_commands' && ret=0
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;;
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(kill)
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_arguments \
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'-s[SIGNAL to send to the container. Default signal is SIGKILL.]:signal:_signals' \
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'*:running services:__docker-compose_runningservices' && ret=0
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;;
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(logs)
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_arguments \
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'--no-color[Produce monochrome output.]' \
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'*:services:__docker-compose_services_all' && ret=0
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;;
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(migrate-to-labels)
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_arguments \
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'(-):Recreate containers to add labels' && ret=0
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;;
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(port)
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_arguments \
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'--protocol=-[tcp or udap (defaults to tcp)]:protocol:(tcp udp)' \
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'--index=-[index of the container if there are mutiple instances of a service (defaults to 1)]:index: ' \
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'1:running services:__docker-compose_runningservices' \
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'2:port:_ports' && ret=0
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;;
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(ps)
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_arguments \
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'-q[Only display IDs]' \
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'*:services:__docker-compose_services_all' && ret=0
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;;
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(pull)
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_arguments \
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'--allow-insecure-ssl[Allow insecure connections to the docker registry]' \
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'*:services:__docker-compose_services_from_image' && ret=0
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;;
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(rm)
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_arguments \
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'(-f --force)'{-f,--force}"[Don't ask to confirm removal]" \
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'-v[Remove volumes associated with containers]' \
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'*:stopped services:__docker-compose_stoppedservices' && ret=0
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;;
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(run)
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_arguments \
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'--allow-insecure-ssl[Allow insecure connections to the docker registry]' \
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'-d[Detached mode: Run container in the background, print new container name.]' \
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'--entrypoint[Overwrite the entrypoint of the image.]:entry point: ' \
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'*-e[KEY=VAL Set an environment variable (can be used multiple times)]:environment variable KEY=VAL: ' \
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'(-u --user)'{-u,--user=-}'[Run as specified username or uid]:username or uid:_users' \
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"--no-deps[Don't start linked services.]" \
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'--rm[Remove container after run. Ignored in detached mode.]' \
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"--service-ports[Run command with the service's ports enabled and mapped to the host.]" \
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'-T[Disable pseudo-tty allocation. By default `docker-compose run` allocates a TTY.]' \
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'(-):services:__docker-compose_services' \
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'(-):command: _command_names -e' \
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'*::arguments: _normal' && ret=0
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;;
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(scale)
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_arguments '*:running services:__docker-compose_runningservices' && ret=0
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;;
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(start)
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_arguments '*:stopped services:__docker-compose_stoppedservices' && ret=0
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;;
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(stop|restart)
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_arguments \
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'(-t --timeout)'{-t,--timeout}"[Specify a shutdown timeout in seconds. (default: 10)]:seconds: " \
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'*:running services:__docker-compose_runningservices' && ret=0
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;;
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(up)
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_arguments \
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'--allow-insecure-ssl[Allow insecure connections to the docker registry]' \
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'-d[Detached mode: Run containers in the background, print new container names.]' \
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'--no-color[Produce monochrome output.]' \
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"--no-deps[Don't start linked services.]" \
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"--no-recreate[If containers already exist, don't recreate them.]" \
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"--no-build[Don't build an image, even if it's missing]" \
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'(-t --timeout)'{-t,--timeout}"[Specify a shutdown timeout in seconds. (default: 10)]:seconds: " \
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"--x-smart-recreate[Only recreate containers whose configuration or image needs to be updated. (EXPERIMENTAL)]" \
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'*:services:__docker-compose_services_all' && ret=0
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;;
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(version)
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_arguments \
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"--short[Shows only Compose's version number.]" && ret=0
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;;
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(*)
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_message 'Unknown sub command'
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esac
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return ret
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}
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_docker-compose () {
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# Support for subservices, which allows for `compdef _docker docker-shell=_docker_containers`.
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# Based on /usr/share/zsh/functions/Completion/Unix/_git without support for `ret`.
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if [[ $service != docker-compose ]]; then
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_call_function - _$service
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return
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fi
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local curcontext="$curcontext" state line ret=1
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typeset -A opt_args
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_arguments -C \
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'(- :)'{-h,--help}'[Get help]' \
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'--verbose[Show more output]' \
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'(- :)'{-v,--version}'[Print version and exit]' \
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'(-f --file)'{-f,--file}'[Specify an alternate docker-compose file (default: docker-compose.yml)]:file:_files -g "*.yml"' \
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'(-p --project-name)'{-p,--project-name}'[Specify an alternate project name (default: directory name)]:project name:' \
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'(-): :->command' \
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'(-)*:: :->option-or-argument' && ret=0
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local counter=1
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#local compose_file compose_project
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while [ $counter -lt ${#words[@]} ]; do
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case "${words[$counter]}" in
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-f|--file)
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(( counter++ ))
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compose_file="${words[$counter]}"
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;;
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-p|--project-name)
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(( counter++ ))
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compose_project="${words[$counter]}"
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;;
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*)
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;;
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esac
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(( counter++ ))
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done
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case $state in
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(command)
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__docker-compose_commands && ret=0
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;;
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(option-or-argument)
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curcontext=${curcontext%:*:*}:docker-compose-$words[1]:
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__docker-compose_subcommand && ret=0
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;;
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esac
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return ret
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}
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_docker-compose "$@"
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