Alexander Schäferdiek
dde06a6da3
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132 lines
No EOL
3.1 KiB
Bash
Executable file
132 lines
No EOL
3.1 KiB
Bash
Executable file
#!/usr/bin/env bash
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# usage
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usage() {
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USAGE=$(cat <<EOF
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Usage: docker_compose_update [CONFIG_FILE (absolute path)]
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An utility to batch update *docker-compose* deployments residing in sub folders. Please see man docker_compose_update.
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EOF
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)
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echo "$USAGE";
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}
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set -e;
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declare -A DOCKER_COMPOSE_UPDATE_COMMANDS;
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# check for config file
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apply_config() {
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local config=$1;
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if [[ ! -f "$config" ]]; then
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echo "No config file specified";
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echo "";
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usage;
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exit 1;
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fi
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set -a;
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# shellcheck disable=SC1090
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source "$config";
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set +a;
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}
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source_config() {
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local config=$1;
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local configFallback=$2;
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local configGlobalFallback=$3;
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if [[ -f "$config" ]]; then
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apply_config "$config";
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return;
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fi
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if [[ -f "$configFallback" ]]; then
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apply_config "$configFallback";
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return;
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fi
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if [[ -f "$configGlobalFallback" ]]; then
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apply_config "$configGlobalFallback";
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return;
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fi
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}
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apply_defaults() {
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[[ -z ${DOCKER_COMPOSE_UPDATE_IGNORES} ]] && DOCKER_COMPOSE_UPDATE_IGNORES=();
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[[ -z ${DOCKER_COMPOSE_UPDATE_COMMAND} ]] && DOCKER_COMPOSE_UPDATE_COMMAND="docker-compose down; docker-compose pull; docker-compose up -d;"
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[[ -z ${DOCKER_COMPOSE_UPDATE_FAIL_ON_UPDATE_ERROR} ]] && DOCKER_COMPOSE_UPDATE_FAIL_ON_UPDATE_ERROR="false";
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}
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check_required() {
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if [[ -z ${DOCKER_COMPOSE_UPDATE_BASEDIR} ]]; then
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echo "DOCKER_COMPOSE_UPDATE_BASEDIR is required"
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exit 1;
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fi
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if [[ -z ${DOCKER_COMPOSE_UPDATE_COMMAND} ]]; then
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echo "DOCKER_COMPOSE_UPDATE_COMMAND is required"
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exit 1;
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fi
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}
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# check requirements
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CONFIG_FILE="$1";
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FALLBACK_CONFIG_FILE="${HOME}/.docker_compose_update.conf";
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FALLBACK_CONFIG_GLOBAL_FILE="/etc/docker_compose_update.conf";
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source_config "${CONFIG_FILE}" "${FALLBACK_CONFIG_FILE}" "${FALLBACK_CONFIG_GLOBAL_FILE}";
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apply_defaults;
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check_required;
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# DO NOT TOUCH BELOW
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currentDir=$(pwd)
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echo "Current directory is '${currentDir}'"
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cd "${DOCKER_COMPOSE_UPDATE_BASEDIR}";
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for dir in *; do
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if [ -d "${dir}" ]; then
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basename=$(basename "${dir}")
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ignore=false;
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for ignorePattern in "${DOCKER_COMPOSE_UPDATE_IGNORES[@]}"; do
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if [[ "${basename}" == *"${ignorePattern}"* ]]; then
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ignore=true;
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fi
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done
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if [[ "${ignore}" == "true" ]]; then
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echo "Ignoring '${basename}'";
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continue;
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fi
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echo "Handling '${basename}'";
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updateCommand=""
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for cmd in "${!DOCKER_COMPOSE_UPDATE_COMMANDS[@]}"; do
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if [[ "${cmd}" == "${basename}" ]]; then
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updateCommand="${DOCKER_COMPOSE_UPDATE_COMMANDS[$cmd]}";
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fi
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done
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if [[ -n "${updateCommand}" ]]; then
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echo "Using custom command '${updateCommand}'";
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else
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updateCommand="${DOCKER_COMPOSE_UPDATE_COMMAND}";
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echo "Using command '${DOCKER_COMPOSE_UPDATE_COMMAND}'";
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fi
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cd "${basename}";
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if [[ "${DOCKER_COMPOSE_UPDATE_FAIL_ON_UPDATE_ERROR}" == "false" ]]; then
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set +e;
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fi
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# shellcheck disable=SC2034
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res=$(eval "${updateCommand}")
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if [[ "${DOCKER_COMPOSE_UPDATE_FAIL_ON_UPDATE_ERROR}" == "false" ]]; then
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set -e;
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fi
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cd "../";
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echo "";
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fi
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done |