configs/home/.zsh/themes/spaceship-prompt/sections/docker.zsh

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2022-12-01 13:28:20 +01:00
#
# Docker
#
# Docker automates the repetitive tasks of setting up development environments
# Link: https://www.docker.com
# ------------------------------------------------------------------------------
# Configuration
# ------------------------------------------------------------------------------
SPACESHIP_DOCKER_SHOW="${SPACESHIP_DOCKER_SHOW=true}"
SPACESHIP_DOCKER_ASYNC="${SPACESHIP_DOCKER_ASYNC=true}"
SPACESHIP_DOCKER_PREFIX="${SPACESHIP_DOCKER_PREFIX="on "}"
SPACESHIP_DOCKER_SUFFIX="${SPACESHIP_DOCKER_SUFFIX="$SPACESHIP_PROMPT_DEFAULT_SUFFIX"}"
SPACESHIP_DOCKER_SYMBOL="${SPACESHIP_DOCKER_SYMBOL="🐳 "}"
SPACESHIP_DOCKER_COLOR="${SPACESHIP_DOCKER_COLOR="cyan"}"
SPACESHIP_DOCKER_VERBOSE="${SPACESHIP_DOCKER_VERBOSE=false}"
# ------------------------------------------------------------------------------
# Dependencies
# ------------------------------------------------------------------------------
source "$SPACESHIP_ROOT/sections/docker_context.zsh"
spaceship::precompile "$SPACESHIP_ROOT/sections/docker_context.zsh"
# ------------------------------------------------------------------------------
# Section
# ------------------------------------------------------------------------------
# Show current Docker version and connected machine
spaceship_docker() {
[[ $SPACESHIP_DOCKER_SHOW == false ]] && return
spaceship::exists docker || return
# Better support for docker environment vars: https://docs.docker.com/compose/reference/envvars/
if [[ -n "$COMPOSE_FILE" ]]; then
local compose_path
# Use COMPOSE_PATH_SEPARATOR or colon as default
local separator=${COMPOSE_PATH_SEPARATOR:-":"}
# COMPOSE_FILE may have several filenames separated by colon, upsearch all of them
local filenames=("${(@ps/$separator/)COMPOSE_FILE}")
local compose_path="$(spaceship::upsearch -s $filenames)"
# Must return if COMPOSE_FILE is present but invalid
[[ -n "$compose_path" ]] || return
fi
local docker_context="$(spaceship_docker_context)"
local docker_context_section="$(spaceship::section::render $docker_context)"
# Show Docker status only for Docker-specific folders or when connected to external host
local docker_project_globs=('Dockerfile' '.devcontainer/Dockerfile' 'docker-compose.y*ml')
local is_docker_project="$(spaceship::upsearch Dockerfile $docker_project_globs)"
[[ -n "$is_docker_project" || -f /.dockerenv || -n "$docker_context" ]] || return
# if docker daemon isn't running you'll get an error saying it can't connect
# Note: Declaration and assignment is separated for correctly getting the exit code
local docker_version=$(docker version -f "{{.Server.Version}}" 2>/dev/null)
[[ $? -ne 0 || -z $docker_version ]] && return
[[ $SPACESHIP_DOCKER_VERBOSE == false ]] && docker_version=${docker_version%-*}
spaceship::section \
--color "$SPACESHIP_DOCKER_COLOR" \
--prefix "$SPACESHIP_DOCKER_PREFIX" \
--suffix "$SPACESHIP_DOCKER_SUFFIX" \
--symbol "$SPACESHIP_DOCKER_SYMBOL" \
"v${docker_version}${docker_context_section}"
}