mailcow-dockerized/update.sh

178 lines
6.4 KiB
Bash
Executable File

#!/bin/bash
if [[ -z $(which curl) ]]; then echo "Cannot find curl, exiting."; exit 1; fi
if [[ -z $(which docker-compose) ]]; then echo "Cannot find docker-compose, exiting."; exit 1; fi
if [[ -z $(which docker) ]]; then echo "Cannot find docker, exiting."; exit 1; fi
if [[ -z $(which git) ]]; then echo "Cannot find git, exiting."; exit 1; fi
if [[ -z $(which awk) ]]; then echo "Cannot find awk, exiting."; exit 1; fi
if [[ -z $(which sha1sum) ]]; then echo "Cannot find sha1sum, exiting."; exit 1; fi
CONFIG_ARRAY=("SKIP_LETS_ENCRYPT" "SKIP_CLAMD" "SKIP_IP_CHECK" "SKIP_FAIL2BAN" "ADDITIONAL_SAN")
echo >> mailcow.conf
for option in ${CONFIG_ARRAY[@]}; do
if [[ ${option} == "ADDITIONAL_SAN" ]]; then
if ! grep -q ${option} mailcow.conf; then
echo "Adding new option \"${option}\" to mailcow.conf"
echo "${option}=" >> mailcow.conf
fi
elif [[ ${option} == "COMPOSE_PROJECT_NAME" ]]; then
if ! grep -q ${option} mailcow.conf; then
echo "Adding new option \"${option}\" to mailcow.conf"
echo "${COMPOSE_PROJECT_NAME}=mailcow-dockerized" >> mailcow.conf
fi
elif ! grep -q ${option} mailcow.conf; then
echo "Adding new option \"${option}\" to mailcow.conf"
echo "${option}=n" >> mailcow.conf
fi
done
echo -en "Checking internet connection... "
curl -o /dev/null google.com -sm3
if [[ $? != 0 ]]; then
echo -e "\e[31mfailed\e[0m"
exit 1
else
echo -e "\e[32mOK\e[0m"
fi
set -o pipefail
export LC_ALL=C
DATE=$(date +%Y-%m-%d_%H_%M_%S)
BRANCH=$(git rev-parse --abbrev-ref HEAD)
case "${1}" in
--check|-c)
echo "Checking remote code for updates..."
git fetch origin ${BRANCH}
if ! git diff origin/${BRANCH} --quiet; then
echo "Updated code is available."
else
echo "No updates available."
fi
exit 0
;;
esac
echo -e "\e[32mChecking for newer update script...\e[0m"
SHA1_1=$(sha1sum update.sh)
git fetch origin ${BRANCH}
git checkout origin/${BRANCH} update.sh
SHA1_2=$(sha1sum update.sh)
if [[ ${SHA1_1} != ${SHA1_2} ]]; then
echo "update.sh changed, please run this script again, exiting."
chmod +x update.sh
exit 0
fi
if [[ -f mailcow.conf ]]; then
source mailcow.conf
else
echo -e "\e[31mNo mailcow.conf - is mailcow installed?\e[0m"
exit 1
fi
read -r -p "Are you sure you want to update mailcow: dockerized? All containers will be stopped. [y/N] " response
if [[ ! "$response" =~ ^([yY][eE][sS]|[yY])+$ ]]; then
echo "OK, exiting."
exit 0
fi
echo -e "Stopping mailcow... "
sleep 2
docker-compose down
# Silently fixing remote url from andryyy to mailcow
git remote set-url origin https://github.com/mailcow/mailcow-dockerized
echo -e "\e[32mCommitting current status...\e[0m"
git add -u
git commit -am "Before update on ${DATE}" > /dev/null
echo -e "\e[32mFetching updated code from remote...\e[0m"
git fetch origin ${BRANCH}
echo -e "\e[32mMerging local with remote code (recursive, options: \"theirs\", \"patience\"...\e[0m"
git merge -Xtheirs -Xpatience -m "After update on ${DATE}"
# Need to use a variable to not pass return codes of if checks
MERGE_RETURN=$?
if [[ ${MERGE_RETURN} == 128 ]]; then
echo -e "\e[31m\nOh no, what happened?\n=> You most likely added files to your local mailcow instance that were now added to the official mailcow repository. Please move them to another location before updating mailcow.\e[0m"
exit 1
elif [[ ${MERGE_RETURN} == 1 ]]; then
echo -e "\e[93mPotenial conflict, trying to fix...\e[0m"
git status --porcelain | grep -E "UD|DU" | awk '{print $2}' | xargs rm -v
git add -A
git commit -m "After update on ${DATE}" > /dev/null
git checkout .
echo -e "\e[32mRemoved and recreated files if necessary.\e[0m"
elif [[ ${MERGE_RETURN} != 0 ]]; then
echo -e "\e[31m\nOh no, something went wrong. Please check the error message above.\e[0m"
echo
echo "Run docker-compose up -d to restart your stack without updates or try again after fixing the mentioned errors."
exit 1
fi
echo -e "\e[32mFetching new docker-compose version...\e[0m"
sleep 2
if [[ $(curl -sL -w "%{http_code}" https://www.servercow.de/docker-compose/latest.php -o /dev/null) == "200" ]]; then
LATEST_COMPOSE=$(curl -#L https://www.servercow.de/docker-compose/latest.php)
curl -#L https://github.com/docker/compose/releases/download/${LATEST_COMPOSE}/docker-compose-$(uname -s)-$(uname -m) > $(which docker-compose)
chmod +x $(which docker-compose)
else
echo -e "\e[33mCannot determine latest docker-compose version, skipping...\e[0m"
fi
echo -e "\e[32mFetching new images, if any...\e[0m"
sleep 2
docker-compose pull --parallel
# Fix missing SSL, does not overwrite existing files
[[ ! -d data/assets/ssl ]] && mkdir -p data/assets/ssl
cp -n data/assets/ssl-example/*.pem data/assets/ssl/
echo -e "\e[32mStarting mailcow...\e[0m"
sleep 2
docker-compose up -d --remove-orphans
IMGS_TO_DELETE=()
for container in $(grep -oP "image: \Kmailcow.+" docker-compose.yml); do
REPOSITORY=${container/:*}
TAG=${container/*:}
V_MAIN=${container/*.}
V_SUB=${container/*.}
EXISTING_TAGS=$(docker images | grep ${REPOSITORY} | awk '{ print $2 }')
for existing_tag in ${EXISTING_TAGS[@]}; do
V_MAIN_EXISTING=${existing_tag/*.}
V_SUB_EXISTING=${existing_tag/*.}
if [[ $V_MAIN_EXISTING == "latest" ]]; then
echo "Found deprecated label \"latest\" for repository $REPOSITORY, it should be deleted."
IMGS_TO_DELETE+=($REPOSITORY:$existing_tag)
elif [[ $V_MAIN_EXISTING -lt $V_MAIN ]]; then
echo "Found tag $existing_tag for $REPOSITORY, which is older than the current tag $TAG and should be deleted."
IMGS_TO_DELETE+=($REPOSITORY:$existing_tag)
elif [[ $V_SUB_EXISTING -lt $V_SUB ]]; then
echo "Found tag $existing_tag for $REPOSITORY, which is older than the current tag $TAG and should be deleted."
IMGS_TO_DELETE+=($REPOSITORY:$existing_tag)
fi
done
done
if [[ ! -z ${IMGS_TO_DELETE[*]} ]]; then
echo "Run the following command to delete unused image tags:"
echo
echo " docker rmi ${IMGS_TO_DELETE[*]}"
echo
read -r -p "Do you want to delete old image tags right now? [Y/n] " response
if [[ "$response" =~ ^([yY][eE][sS]|[yY])+$ ]]; then
docker rmi ${IMGS_TO_DELETE[*]}
else
"OK, skipped."
fi
fi
echo -e "\e[32mIf you want to cleanup further garbage collected by Docker, please make sure all containers are up and running before cleaning your system by executing \"docker system prune\".\e[0m"
#echo "In case you encounter any problem, hard-reset to a state before updating mailcow:"
#echo
#git reflog --color=always | grep "Before update on "
#echo
#echo "Use \"git reset --hard hash-on-the-left\" and run docker-compose up -d afterwards."