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fab-manager/setup/upgrade.sh

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#!/usr/bin/env bash
parseparams()
{
COMMANDS=()
SCRIPTS=()
ENVIRONMENTS=()
PREPROCESSING=()
while getopts "hyt:s:p:c:e:" opt; do
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case "${opt}" in
y)
Y=true
;;
t)
TARGET=$OPTARG
FORCE_TARGET=true
;;
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s)
SCRIPTS+=("$OPTARG")
;;
p)
PREPROCESSING+=("$OPTARG")
;;
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c)
COMMANDS+=("$OPTARG")
;;
e)
ENVIRONMENTS+=("$OPTARG")
;;
*)
usage
;;
esac
done
shift $((OPTIND-1))
}
yq() {
docker run --rm -i -v "${PWD}:/workdir" --user "$UID" mikefarah/yq:4 "$@"
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}
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jq() {
docker run --rm -i -v "${PWD}:/data" --user "$UID" imega/jq "$@"
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}
docker-compose()
{
if ! docker compose version 1>/dev/null 2>/dev/null
then
if ! command docker-compose version 1>/dev/null 2>/dev/null
then
echo -e "\e[91m[ ❌ ] docker-compose was not found, exiting...\e[39m" && exit 1
else
command docker-compose "$@"
fi
else
docker compose "$@"
fi
}
has_sudo()
{
local prompt
prompt=$(sudo -nv 2>&1)
if [ $? -eq 0 ]; then
echo "has_sudo__pass_set"
elif echo $prompt | grep -q '^sudo:'; then
echo "has_sudo__needs_pass"
else
echo "no_sudo"
fi
}
elevate_cmd()
{
local cmd=$@
HAS_SUDO=$(has_sudo)
case "$HAS_SUDO" in
has_sudo__pass_set)
sudo $cmd
;;
has_sudo__needs_pass)
echo "Please supply sudo password for the following command: sudo $cmd"
sudo $cmd
;;
*)
echo "Please supply root password for the following command: su -c \"$cmd\""
su -c "$cmd"
;;
esac
}
# set $SERVICE and $YES_ALL
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config()
{
echo -e "Checking user... "
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if [[ "$(whoami)" != "root" ]] && ! groups | grep docker
then
echo "Please add your current user to the docker group OR run this script as root."
echo "current user is not allowed to use docker, exiting..."
exit 1
fi
echo -e "Checking installation..."
if [ ! -f "docker-compose.yml" ]; then
echo -e "\e[91m[ ❌ ] docker-compose.yml was not found in ${PWD}. Please run this script from the Fab-manager's installation folder. Exiting... \e[39m"
exit 1
fi
echo "Checking docker version..."
DOCKER_VERSION=$(docker -v | grep -oP "([0-9]{1,}\.)+[0-9]{1,}")
if verlt "$DOCKER_VERSION" 20.10; then
echo -e "\e[91m[ ❌ ] The installed docker version ($DOCKER_VERSION) is lower than the minimum required version (20.10). Exiting...\e[39m" && exit 1
fi
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SERVICE="$(yq eval '.services.*.image | select(. == "sleede/fab-manager*") | path | .[-2]' docker-compose.yml)"
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YES_ALL=${Y:-false}
# COMMANDS, SCRIPTS and ENVIRONMENTS are set by parseparams
if [ -z "${SERVICE}" ]; then
echo -e "\e[91m[ ❌ ] The service name was not determined. Please check your docker-compose.yml file. Exiting... \e[39m"
exit 1
fi
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echo -e "\n"
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}
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# compare versions utilities
# https://stackoverflow.com/a/4024263/1039377
verlte() {
[ "$1" = "$(echo -e "$1\n$2" | sort -V | head -n1)" ]
}
verlt() {
[ "$1" = "$2" ] && return 1 || verlte "$1" "$2"
}
# set $TAG and $TARGET
target_version()
{
TAG=$(yq eval ".services.$SERVICE.image" docker-compose.yml | grep -o ':.*')
if [ -n "$TARGET" ]; then return; fi
if [[ "$TAG" =~ ^:release-v[\.0-9]+$ ]]; then
TARGET=$(echo "$TAG" | grep -Eo '[\.0-9]{5}')
elif [ "$TAG" = ":latest" ] || [ "$TAG" = "" ]; then
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HTTP_CODE=$(curl -I -s -w "%{http_code}\n" -o /dev/null https://hub.fab-manager.com/api/versions/latest)
if [ "$HTTP_CODE" != 200 ]; then
printf "\n\n\e[91m[ ❌ ] Unable to retrieve the last version of Fab-manager. Please check your internet connection or restart this script providing the \e[1m-t\e[0m\e[91m option\n\e[39m"
exit 3
fi
TARGET=$(\curl -sSL "https://hub.fab-manager.com/api/versions/latest" | jq -r '.semver')
else
TARGET='custom'
fi
}
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version_error()
{
printf "\n\n\e[91m[ ❌ ] You are running Fab-manager version %s\n\e[39m" "${VERSION:-undetermined}"
printf "You must upgrade Fab-manager to %s.\nPlease refer to http://update.doc.fab.mn for instructions\n" "$1" 1>&2
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exit 3
}
# set $VERSION
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version_check()
{
VERSION=$(docker-compose exec -T "$SERVICE" cat .fabmanager-version 2>/dev/null)
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if [[ $? = 1 ]]; then
VERSION=$(docker-compose exec -T "$SERVICE" cat package.json | jq -r '.version')
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fi
target_version
if [ "$TARGET" = 'custom' ]; then return; fi
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if verlt "$VERSION" 2.8.3 && verlt 2.8.3 "$TARGET"; then
version_error "v2.8.3 first"
elif verlt "$VERSION" 3.1.2 && verlt 3.1.2 "$TARGET"; then
version_error "v3.1.2 first"
elif verlt "$VERSION" 4.0.4 && verlt 4.0.4 "$TARGET"; then
version_error "v4.0.4 first"
elif verlt "$VERSION" 4.4.6 && verlt 4.4.6 "$TARGET"; then
version_error "v4.4.6 first"
elif verlt "$VERSION" 4.7.14 && verlt 4.7.14 "$TARGET"; then
version_error "v4.7.14 first"
elif verlt "$TARGET" "$VERSION"; then
version_error "a version > $VERSION"
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fi
}
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add_environments()
{
for ENV in "${ENVIRONMENTS[@]}"; do
if [[ "$ENV" =~ ^[A-Z0-9_]+=.*$ ]]; then
local var=$(echo "$ENV" | cut -d '=' -f1)
grep "$var" ./config/env
if [[ "$?" = 1 ]]; then
printf "\e[91m::\e[0m \e[1mInserting variable %s..\e[0m.\n" "$ENV"
printf "# added on %s\n%s\n" "$(date +%Y-%m-%d\ %R)" "$ENV" >> "config/env"
else
printf "\e[93m[ ⚠ ] %s is already defined in config/env, ignoring...\e[39m\n" "$var"
fi
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else
printf "\e[93m[ ⚠ ] Ignoring invalid option: -e %s.\e[39m\n Given value is not valid environment variable, please see http://env.doc.fab.mn\n" "$ENV"
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fi
done
}
clean_env_file()
{
# docker run --env-file does not support whitespaces in the environment variables so we must clean the file
sed -ri 's/^([A-Z0-9_]+)\s*=\s*(.*)$/\1=\2/g' ./config/env
}
compile_assets()
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{
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IMAGE=$(yq eval '.services.*.image | select(. == "sleede/fab-manager*")' docker-compose.yml)
mapfile -t COMPOSE_ENVS < <(yq eval ".services.$SERVICE.environment" docker-compose.yml)
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ENV_ARGS=$(for i in "${COMPOSE_ENVS[@]}"; do sed 's/: /=/g;s/^/-e /g' <<< "$i"; done)
PG_ID=$(docker-compose ps -q postgres)
if [[ "$PG_ID" = "" ]]; then
restore_tag
printf "\e[91m[ ❌ ] PostgreSQL container is not running, unable to compile the assets\e[39m\nExiting..."
exit 4
fi
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PG_NET_ID=$(docker inspect "$PG_ID" -f "{{json .NetworkSettings.Networks }}" | jq -r '.[] .NetworkID')
clean_env_file
if ! mkdir -p public/new_packs; then
# if, for any reason, the directory cannot be created, we create it with sudo privileges and changes the ownership to the current user
elevate_cmd mkdir -p public/new_packs
elevate_cmd chown "$(id -u):$(id -g)" public/new_packs
fi
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# shellcheck disable=SC2068
if ! docker run --user "0:0" --rm --env-file ./config/env ${ENV_ARGS[@]} --link "$PG_ID" --net "$PG_NET_ID" -v "${PWD}/public/new_packs:/usr/src/app/public/packs" "$IMAGE" bundle exec rake assets:precompile; then
printf "\e[93m[ ⚠ ] Something may have went wrong while compiling the assets, please check the logs above.\e[39m\n"
[[ "$YES_ALL" = "true" ]] && confirm="y" || read -rp ":: Ignore and continue? (Y/n) " confirm </dev/tty
if [[ "$confirm" = "n" ]]; then restore_tag; echo "Exiting..."; exit 4; fi
fi
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docker-compose down
if ! rm -rf public/packs; then
# sometimes we can't delete the packs folder, because of a permission issue. In that case try with sudo
elevate_cmd rm -rf public/packs
fi
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mv public/new_packs public/packs
}
force_version()
{
if [ "$FORCE_TARGET" != "true" ]; then return; fi
yq -i eval ".services.$SERVICE.image = \"sleede/fab-manager:release-v$TARGET\"" docker-compose.yml
}
restore_tag()
{
if [ "$FORCE_TARGET" != "true" ]; then return; fi
yq -i eval ".services.$SERVICE.image = \"sleede/fab-manager$TAG\"" docker-compose.yml
}
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upgrade()
{
[[ "$YES_ALL" = "true" ]] && confirm="y" || read -rp ":: Proceed with upgrading to version $TARGET ? (Y/n) " confirm </dev/tty
if [[ "$confirm" = "n" ]]; then exit 2; fi
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add_environments
force_version
if ! docker-compose pull "$SERVICE"; then
restore_tag
printf "\e[91m[ ❌ ] An error occurred, detected service name: %s\e[39m\nExiting..." "$SERVICE"
exit 4
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fi
BRANCH='master'
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if yq eval '.services.*.image | select(. == "sleede/fab-manager*")' docker-compose.yml | grep -q ':dev'; then BRANCH='dev'; fi
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for SCRIPT in "${SCRIPTS[@]}"; do
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printf "\e[91m::\e[0m \e[1mRunning script %s from branch %s...\e[0m\n" "$SCRIPT" "$BRANCH"
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if [[ "$YES_ALL" = "true" ]]; then
\curl -sSL "https://raw.githubusercontent.com/sleede/fab-manager/$BRANCH/scripts/$SCRIPT.sh" | bash -s -- -y
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else
\curl -sSL "https://raw.githubusercontent.com/sleede/fab-manager/$BRANCH/scripts/$SCRIPT.sh" | bash
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fi
# shellcheck disable=SC2181
if [[ $? != 0 ]]; then
printf "\e[93m[ ⚠ ] Something may have went wrong while running \"%s\", please check the logs above...\e[39m\n" "$SCRIPT"
[[ "$YES_ALL" = "true" ]] && confirm="y" || read -rp ":: Ignore and continue? (Y/n) " confirm </dev/tty
if [[ "$confirm" = "n" ]]; then restore_tag; exit 4; fi
fi
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done
for PRE in "${PREPROCESSING[@]}"; do
printf "\e[91m::\e[0m \e[1mRunning preprocessing command %s...\e[0m\n" "$PRE"
if ! docker-compose run --rm "$SERVICE" bundle exec "$PRE" </dev/tty; then
restore_tag
printf "\e[91m[ ❌ ] Something went wrong while running \"%s\", please check the logs above.\e[39m\nExiting...\n" "$PRE"
exit 4
fi
done
compile_assets
if ! docker-compose run --rm "$SERVICE" bundle exec rake db:migrate; then
restore_tag
printf "\e[91m[ ❌ ] Something went wrong while migrating the database, please check the logs above.\e[39m\nExiting...\n"
exit 4
fi
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for COMMAND in "${COMMANDS[@]}"; do
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printf "\e[91m::\e[0m \e[1mRunning command %s...\e[0m\n" "$COMMAND"
if ! docker-compose run --rm "$SERVICE" bundle exec "$COMMAND" </dev/tty; then
restore_tag
printf "\e[91m[ ❌ ] Something went wrong while running \"%s\", please check the logs above.\e[39m\nExiting...\n" "$COMMAND"
exit 4
fi
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done
docker-compose up -d
restore_tag
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docker ps
}
clean()
{
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echo -e "\e[91m::\e[0m \e[1mCurrent disk usage:\e[0m"
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df -h /
[[ "$YES_ALL" = "true" ]] && confirm="y" || read -rp ":: Clean previous docker images? (y/N) " confirm </dev/tty
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if [[ "$confirm" == "y" ]]; then
/usr/bin/docker image prune -f
fi
}
usage()
{
printf "Usage: %s [OPTIONS]
Options:
-h Print this message and quit
-y Answer yes to all questions
-t <string> Force the upgrade to target the specified version
-p <string> Run the preprocessing command (TODO DEPLOY)
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-c <string> Provides additional upgrade command, run in the context of the app (TODO DEPLOY)
-s <string> Executes a remote script (TODO DEPOY)
-e <string> Adds the environment variable to config/env
Return codes:
0 Upgrade terminated successfully
1 Configuration required
2 Aborted by user
3 Version not supported
4 Unexpected error\n" "$(basename "$0")" 1>&2
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exit 1
}
function trap_ctrlc()
{
echo "Ctrl^C, exiting..."
exit 2
}
proceed()
{
trap "trap_ctrlc" 2 # SIGINT
parseparams "$@"
config
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version_check
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upgrade
clean
}
proceed "$@"