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docker.sh
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#!/usr/bin/env bash
# shellcheck disable=SC2145,SC2178,SC2120,SC2162
# Functions to manage .env files
__dotenv=
__dotenv_file=
__dotenv_cmd=.env
.env() {
REPLY=()
[[ $__dotenv_file || ${1-} == -* ]] || .env.--file .env || return
if declare -F -- ".env.${1-}" >/dev/null; then
.env."$@"
return
fi
.env --help >&2
return 64
}
.env.-f() { .env.--file "$@"; }
.env.get() {
.env::arg "get requires a key" "$@" &&
[[ "$__dotenv" =~ ^(.*(^|$'\n'))([ ]*)"$1="(.*)$ ]] &&
REPLY=${BASH_REMATCH[4]%%$'\n'*} && REPLY=${REPLY%"${REPLY##*[![:space:]]}"}
}
.env.parse() {
local line key
while IFS= read -r line; do
line=${line#"${line%%[![:space:]]*}"} # trim leading whitespace
line=${line%"${line##*[![:space:]]}"} # trim trailing whitespace
if [[ ! "$line" || "$line" == '#'* ]]; then continue; fi
if (($#)); then
for key; do
if [[ $key == "${line%%=*}" ]]; then
REPLY+=("$line")
break
fi
done
else
REPLY+=("$line")
fi
done <<<"$__dotenv"
((${#REPLY[@]}))
}
.env.export() { ! .env.parse "$@" || export "${REPLY[@]}"; }
.env.set() {
.env::file load || return
local key saved=$__dotenv
while (($#)); do
key=${1#+}
key=${key%%=*}
if .env.get "$key"; then
REPLY=()
if [[ $1 == +* ]]; then
shift
continue # skip if already found
elif [[ $1 == *=* ]]; then
__dotenv=${BASH_REMATCH[1]}${BASH_REMATCH[3]}$1$'\n'${BASH_REMATCH[4]#*$'\n'}
else
__dotenv=${BASH_REMATCH[1]}${BASH_REMATCH[4]#*$'\n'}
continue # delete all occurrences
fi
elif [[ $1 == *=* ]]; then
__dotenv+="${1#+}"$'\n'
fi
shift
done
[[ $__dotenv == "$saved" ]] || .env::file save
}
.env.puts() { echo "${1-}" >>"$__dotenv_file" && __dotenv+="$1"$'\n'; }
.env.generate() {
.env::arg "key required for generate" "$@" || return
.env.get "$1" && return || REPLY=$("${@:2}") || return
.env::one "generate: ouptut of '${*:2}' has more than one line" "$REPLY" || return
.env.puts "$1=$REPLY"
}
.env.--file() {
.env::arg "filename required for --file" "$@" || return
__dotenv_file=$1
.env::file load || return
(($# < 2)) || .env "${@:2}"
}
.env::arg() { [[ "${2-}" ]] || {
echo "$__dotenv_cmd: $1" >&2
return 64
}; }
.env::one() { [[ "$2" != *$'\n'* ]] || .env::arg "$1"; }
.env::file() {
local REPLY=$__dotenv_file
case "$1" in
load)
__dotenv=
! [[ -f "$REPLY" ]] || __dotenv="$(<"$REPLY")"$'\n' || return
;;
save)
if [[ -L "$REPLY" ]] && declare -F -- realpath.resolved >/dev/null; then
realpath.resolved "$REPLY"
fi
{ [[ ! -f "$REPLY" ]] || cp -p "$REPLY" "$REPLY.bak"; } &&
printf %s "$__dotenv" >"$REPLY.bak" && mv "$REPLY.bak" "$REPLY"
;;
esac
}
.env.-h() { .env.--help "$@"; }
.env.--help() {
echo "Usage:
$__dotenv_cmd [-f|--file FILE] COMMAND [ARGS...]
$__dotenv_cmd -h|--help
Options:
-f, --file FILE Use a file other than .env
Read Commands:
get KEY Get raw value of KEY (or fail)
parse [KEY...] Get trimmed KEY=VALUE lines for named keys (or all)
export [KEY...] Export the named keys (or all) in shell format
Write Commands:
set [+]KEY[=VALUE]... Set or unset values (in-place w/.bak); + sets default
puts STRING Append STRING to the end of the file
generate KEY [CMD...] Set KEY to the output of CMD unless it already exists;
return the new or existing value."
}
__dotenv() {
set -eu
__dotenv_cmd=${0##*/}
.env.export() {
.env.parse "$@" || return 0
printf 'export %q\n' "${REPLY[@]}"
REPLY=()
}
.env "$@" || return $?
${REPLY[@]+printf '%s\n' "${REPLY[@]}"}
}
# This is a general-purpose function to ask Yes/No questions in Bash, either
# with or without a default answer. It keeps repeating the question until it
# gets a valid answer.
ask() {
# https://djm.me/ask
local prompt default reply
while true; do
if [[ "${2:-}" == "Y" ]]; then
prompt="Y/n"
default=Y
elif [[ "${2:-}" == "N" ]]; then
prompt="y/N"
default=N
else
prompt="y/n"
default=
fi
# Ask the question (not using "read -p" as it uses stderr not stdout)
echo -n "$1 [$prompt] "
read reply
# Default?
if [[ -z "$reply" ]]; then
reply=${default}
fi
# Check if the reply is valid
case "$reply" in
Y* | y*) return 0 ;;
N* | n*) return 1 ;;
esac
done
}
# Generate a prompt to set an environment file value.
envfile-set() {
.env --file .env
.env get "$1"
VALUE=${REPLY:-$2}
echo -n "$3 [$VALUE]: "
read INPUT
VALUE=${INPUT:-$VALUE}
.env set "${1}=${VALUE}"
}
#
# Configure the ports used by AzuraCast.
#
setup-ports() {
envfile-set "AZURACAST_HTTP_PORT" "80" "Port to use for HTTP connections"
envfile-set "AZURACAST_HTTPS_PORT" "443" "Port to use for HTTPS connections"
envfile-set "AZURACAST_SFTP_PORT" "2022" "Port to use for SFTP connections"
}
#
# Configure the settings used by LetsEncrypt.
#
setup-letsencrypt() {
envfile-set "LETSENCRYPT_HOST" "" "Domain name (example.com) or names (example.com,foo.bar) to use with LetsEncrypt"
envfile-set "LETSENCRYPT_EMAIL" "" "Optional e-mail address for expiration updates"
}
#
# Configure release mode settings.
#
setup-release() {
AZURACAST_VERSION="latest"
if ask "Prefer stable release versions of AzuraCast?" N; then
AZURACAST_VERSION="stable"
fi
.env --file .env set AZURACAST_VERSION=${AZURACAST_VERSION}
}
#
# Run the initial installer of Docker and AzuraCast.
# Usage: ./docker.sh install
#
install() {
if [[ ! $(command -v curl) ]]; then
echo "cURL does not appear to be installed."
echo "Install curl using your host's package manager,"
echo "then continue installing using this script."
exit 1
fi
if [[ $(command -v docker) && $(docker --version) ]]; then
echo "Docker is already installed! Continuing..."
else
if ask "Docker does not appear to be installed. Install Docker now?" Y; then
curl -fsSL get.docker.com -o get-docker.sh
sh get-docker.sh
rm get-docker.sh
if [[ $EUID -ne 0 ]]; then
sudo usermod -aG docker "$(whoami)"
echo "You must log out or restart to apply necessary Docker permissions changes."
echo "Restart, then continue installing using this script."
exit
fi
fi
fi
if [[ $(command -v docker-compose) && $(docker-compose --version) ]]; then
echo "Docker Compose is already installed! Continuing..."
else
if ask "Docker Compose does not appear to be installed. Install Docker Compose now?" Y; then
COMPOSE_VERSION=1.25.3
if [[ $EUID -ne 0 ]]; then
if [[ ! $(command -v sudo) ]]; then
echo "Sudo does not appear to be installed."
echo "Install sudo using your host's package manager,"
echo "then continue installing using this script."
exit 1
fi
sudo sh -c "curl -fsSL https://github.com/docker/compose/releases/download/${COMPOSE_VERSION}/docker-compose-$(uname -s)-$(uname -m) -o /usr/local/bin/docker-compose"
sudo chmod +x /usr/local/bin/docker-compose
sudo sh -c "curl -fsSL https://raw.githubusercontent.com/docker/compose/${COMPOSE_VERSION}/contrib/completion/bash/docker-compose -o /etc/bash_completion.d/docker-compose"
else
curl -fsSL https://github.com/docker/compose/releases/download/${COMPOSE_VERSION}/docker-compose-$(uname -s)-$(uname -m) -o /usr/local/bin/docker-compose
chmod +x /usr/local/bin/docker-compose
curl -fsSL https://raw.githubusercontent.com/docker/compose/${COMPOSE_VERSION}/contrib/completion/bash/docker-compose -o /etc/bash_completion.d/docker-compose
fi
fi
fi
if [[ ! -f .env ]]; then
echo "Writing default .env file..."
curl -fsSL https://raw.githubusercontent.com/AzuraCast/AzuraCast/master/sample.env -o .env
fi
if [[ ! -f azuracast.env ]]; then
echo "Creating default AzuraCast settings file..."
curl -fsSL https://raw.githubusercontent.com/AzuraCast/AzuraCast/master/azuracast.sample.env -o azuracast.env
# Generate a random password and replace the MariaDB password with it.
NEW_PASSWORD=$(
tr </dev/urandom -dc _A-Z-a-z-0-9 | head -c"${1:-32}"
echo
)
sed -i "s/azur4c457/${NEW_PASSWORD}/g" azuracast.env
fi
if [[ ! -f docker-compose.yml ]]; then
echo "Retrieving default docker-compose.yml file..."
curl -fsSL https://raw.githubusercontent.com/AzuraCast/AzuraCast/master/docker-compose.sample.yml -o docker-compose.yml
fi
setup-release
if ask "Customize AzuraCast ports?" N; then
setup-ports
fi
if ask "Set up LetsEncrypt?" N; then
setup-letsencrypt
fi
docker-compose pull
docker-compose run --user="azuracast" --rm web azuracast_install "$@"
docker-compose up -d
exit
}
#
# Update the Docker images and codebase.
# Usage: ./docker.sh update
#
update() {
# Check for a new Docker Utility Script.
curl -fsSL https://raw.githubusercontent.com/AzuraCast/AzuraCast/master/docker.sh -o docker.new.sh
UTILITY_FILES_MATCH="$(
cmp --silent docker.sh docker.new.sh
echo $?
)"
UPDATE_UTILITY=0
if [[ ${UTILITY_FILES_MATCH} -ne 0 ]]; then
if ask "The Docker Utility Script has changed since your version. Update to latest version?" Y; then
UPDATE_UTILITY=1
fi
fi
if [[ ${UPDATE_UTILITY} -ne 0 ]]; then
mv docker.new.sh docker.sh
chmod a+x docker.sh
echo "A new Docker Utility Script has been downloaded."
echo "Please re-run the update process to continue."
exit
else
rm docker.new.sh
fi
if [[ ! -f azuracast.env ]]; then
curl -fsSL https://raw.githubusercontent.com/AzuraCast/AzuraCast/master/azuracast.sample.env -o azuracast.env
echo "Default environment file loaded."
fi
# Migrate previous release settings to new environment variable.
.env --file azuracast.env get PREFER_RELEASE_BUILDS
PREFER_RELEASE_BUILDS="${REPLY:-false}"
if [[ $PREFER_RELEASE_BUILDS == "true" ]]; then
.env --file .env set AZURACAST_VERSION=stable
fi
.env --file azuracast.env set PREFER_RELEASE_BUILDS
# Check for updated Docker Compose config.
curl -fsSL https://raw.githubusercontent.com/AzuraCast/AzuraCast/master/docker-compose.sample.yml -o docker-compose.new.yml
COMPOSE_FILES_MATCH="$(
cmp --silent docker-compose.yml docker-compose.new.yml
echo $?
)"
UPDATE_COMPOSE=0
if [[ ${COMPOSE_FILES_MATCH} -ne 0 ]]; then
if ask "The docker-compose.yml file has changed since your version. Overwrite? This will overwrite any customizations you made to this file?" Y; then
UPDATE_COMPOSE=1
fi
fi
if [[ ${UPDATE_COMPOSE} -ne 0 ]]; then
docker-compose -f docker-compose.new.yml pull
docker-compose down
cp docker-compose.yml docker-compose.backup.yml
mv docker-compose.new.yml docker-compose.yml
else
rm docker-compose.new.yml
docker-compose pull
docker-compose down
fi
docker volume rm azuracast_www_data
docker volume rm azuracast_tmp_data
docker volume rm azuracast_redis_data
docker-compose run --user="azuracast" --rm web azuracast_update "$@"
docker-compose up -d
docker rmi "$(docker images | grep "none" | awk '/ / { print $3 }')" 2>/dev/null
echo "Update complete!"
exit
}
#
# Update this Docker utility script.
# Usage: ./docker.sh update-self
#
update-self() {
curl -fsSL https://raw.githubusercontent.com/AzuraCast/AzuraCast/master/docker.sh -o docker.sh
chmod a+x docker.sh
echo "New Docker utility script downloaded."
exit
}
#
# Run a CLI command inside the Docker container.
# Usage: ./docker.sh cli [command]
#
cli() {
docker-compose run --user="azuracast" --rm web azuracast_cli "$@"
exit
}
#
# Enter the bash terminal of the running web container.
# Usage: ./docker.sh bash
#
bash() {
docker-compose exec --user="azuracast" web bash
exit
}
#
# Back up the Docker volumes to a .tar.gz file.
# Usage:
# ./docker.sh backup [/custom/backup/dir/custombackupname.zip]
#
backup() {
BACKUP_PATH=${1:-"./backup.tar.gz"}
BACKUP_FILENAME=$(basename -- "$BACKUP_PATH")
BACKUP_EXT="${BACKUP_FILENAME##*.}"
shift
MSYS_NO_PATHCONV=1 docker exec --user="azuracast" azuracast_web azuracast_cli azuracast:backup "/tmp/cli_backup.${BACKUP_EXT}" "$@"
docker cp "azuracast_web:tmp/cli_backup.${BACKUP_EXT}" "${BACKUP_PATH}"
MSYS_NO_PATHCONV=1 docker exec --user="azuracast" azuracast_web rm -f "/tmp/cli_backup.${BACKUP_EXT}"
exit
}
#
# Restore an AzuraCast backup into Docker.
# Usage:
# ./docker.sh restore [/custom/backup/dir/custombackupname.zip]
#
restore() {
BACKUP_PATH=${1:-"./backup.tar.gz"}
BACKUP_FILENAME=$(basename -- "$BACKUP_PATH")
BACKUP_EXT="${BACKUP_FILENAME##*.}"
shift
if [[ ! -f .env ]] || [[ ! -f azuracast.env ]]; then
echo "AzuraCast hasn't been installed yet on this server."
echo "You should run './docker.sh install' first before restoring."
exit 1
fi
if [[ ! -f ${BACKUP_PATH} ]]; then
echo "File '${BACKUP_PATH}' does not exist. Nothing to restore."
exit 1
fi
if ask "Restoring will remove any existing AzuraCast installation data, replacing it with your backup. Continue?" Y; then
docker-compose down -v
docker-compose pull
docker-compose up -d web
docker cp "${BACKUP_PATH}" "azuracast_web:tmp/cli_backup.${BACKUP_EXT}"
MSYS_NO_PATHCONV=1 docker exec --user="azuracast" azuracast_web azuracast_restore "/tmp/cli_backup.${BACKUP_EXT}" "$@"
docker-compose down
docker-compose up -d
fi
exit
}
#
# Restore the Docker volumes from a legacy backup format .tar.gz file.
# Usage:
# ./docker.sh restore [/custom/backup/dir/custombackupname.tar.gz]
#
restore-legacy() {
APP_BASE_DIR=$(pwd)
BACKUP_PATH=${1:-"./backup.tar.gz"}
BACKUP_DIR=$(cd "$(dirname "$BACKUP_PATH")" && pwd)
BACKUP_FILENAME=$(basename "$BACKUP_PATH")
cd "$APP_BASE_DIR"
if [ -f "$BACKUP_PATH" ]; then
docker-compose down
docker volume rm azuracast_db_data azuracast_influx_data azuracast_station_data
docker volume create azuracast_db_data
docker volume create azuracast_influx_data
docker volume create azuracast_station_data
docker run --rm -v "$BACKUP_DIR:/backup" \
-v azuracast_db_data:/azuracast/db \
-v azuracast_influx_data:/azuracast/influx \
-v azuracast_station_data:/azuracast/stations \
busybox tar zxvf "/backup/$BACKUP_FILENAME"
docker-compose up -d
else
echo "File $BACKUP_PATH does not exist in this directory. Nothing to restore."
exit 1
fi
exit
}
#
# DEVELOPER TOOL:
# Access the static console as a developer.
# Usage: ./docker.sh static [static_container_command]
#
static() {
cd frontend
docker-compose build
docker-compose run --rm frontend "$@"
exit
}
#
# DEVELOPER TOOL:
# Run the full test suite.
#
dev-tests() {
dev-lint
dev-phpstan
dev-codeception
exit
}
#
# DEVELOPER TOOL:
# Run linter across all PHP code in the app.
#
dev-lint() {
docker-compose exec --user="azuracast" web composer phplint -- "$@"
}
#
# DEVELOPER TOOL:
# Run PHPStan for static analysis.
#
dev-phpstan() {
docker-compose exec --user="azuracast" web composer phpstan -- "$@"
}
#
# DEVELOPER TOOL:
# Run codeception for unit testing.
#
dev-codeception() {
docker-compose -f docker-compose.sample.yml -f docker-compose.testing.yml build web
docker-compose -f docker-compose.sample.yml -f docker-compose.testing.yml run --user="azuracast" --rm web composer codeception -- "$@"
}
#
# Stop all Docker containers and remove related volumes.
# Usage: ./docker.sh uninstall
#
uninstall() {
if ask "This operation is destructive and will wipe your existing Docker containers. Continue?" N; then
docker-compose down -v
docker-compose rm -f
docker volume prune -f
echo "All AzuraCast Docker containers and volumes were removed."
echo "To remove *all* Docker containers and volumes, run:"
echo " docker stop \$(docker ps -a -q)"
echo " docker rm \$(docker ps -a -q)"
echo " docker volume prune -f"
echo ""
fi
exit
}
#
# Create and link a LetsEncrypt SSL certificate.
# Usage: ./docker.sh letsencrypt-create
#
letsencrypt-create() {
setup-letsencrypt
docker-compose stop web
docker-compose rm -f web
docker-compose up -d
exit
}
#
# Utility script to facilitate switching ports.
# Usage: ./docker.sh change-ports
#
change-ports() {
setup-ports
docker-compose down
docker-compose up -d
}
"$@"