Check free storage before upgrading

[github/Chocobozzz/PeerTube.git] / scripts / upgrade.sh

#!/bin/sh

set -eu

PEERTUBE_PATH=${1:-/var/www/peertube/}

if [ ! -e "$PEERTUBE_PATH" ]; then
  echo "Error - path \"$PEERTUBE_PATH\" wasn't found"
  echo ""
  echo "If peertube was installed in another path, you can specify it with"
  echo "    ./upgrade.sh <PATH>"
  exit 1
fi

if [ ! -e "$PEERTUBE_PATH/versions" -o ! -e "$PEERTUBE_PATH/config/production.yaml" ]; then
  echo "Error - Couldn't find peertube installation in \"$PEERTUBE_PATH\""
  echo ""
  echo "If peertube was installed in another path, you can specify it with"
  echo "    ./upgrade.sh <PATH>"
  exit 1
fi

REMAINING=$(df -k $PEERTUBE_PATH | awk '{ print $4}' | sed -n 2p)
ONE_GB=$((1024 * 1024))
if [ "$REMAINING" -lt "$ONE_GB" ]; then
  echo "Error - not enough free space for upgrading"
  echo ""
  echo "Make sure you have at least 1 GB of free space in $PEERTUBE_PATH"
  exit 1
fi

# Backup database
SQL_BACKUP_PATH="$PEERTUBE_PATH/backup/sql-peertube_prod-$(date +"%Y%m%d-%H%M").bak" 
DB_USER=$(node -e "console.log(require('js-yaml').safeLoad(fs.readFileSync('$PEERTUBE_PATH/config/production.yaml', 'utf8'))['database']['username'])")
DB_PASS=$(node -e "console.log(require('js-yaml').safeLoad(fs.readFileSync('$PEERTUBE_PATH/config/production.yaml', 'utf8'))['database']['password'])")
DB_HOST=$(node -e "console.log(require('js-yaml').safeLoad(fs.readFileSync('$PEERTUBE_PATH/config/production.yaml', 'utf8'))['database']['hostname'])")
DB_SUFFIX=$(node -e "console.log(require('js-yaml').safeLoad(fs.readFileSync('$PEERTUBE_PATH/config/production.yaml', 'utf8'))['database']['suffix'])")
mkdir -p $PEERTUBE_PATH/backup

PGPASSWORD=$DB_PASS pg_dump -U $DB_USER -h $DB_HOST -F c "peertube${DB_SUFFIX}" -f "$SQL_BACKUP_PATH"

# If there is a pre-release, give the user a choice which one to install.
RELEASE_VERSION=$(curl -s https://api.github.com/repos/chocobozzz/peertube/releases/latest | grep tag_name | cut -d '"' -f 4)
PRE_RELEASE_VERSION=$(curl -s https://api.github.com/repos/chocobozzz/peertube/releases | grep tag_name | head -1 | cut -d '"' -f 4)

if [ "$RELEASE_VERSION" != "$PRE_RELEASE_VERSION" ]; then
  echo -e "Which version do you want to install?\n[1] $RELEASE_VERSION (stable) \n[2] $PRE_RELEASE_VERSION (pre-release)"
  read choice
  case $choice in
      [1]* ) VERSION="$RELEASE_VERSION";;
      [2]* ) VERSION="$PRE_RELEASE_VERSION";;
      * ) exit;
  esac
else
  VERSION="$RELEASE_VERSION"
fi

echo "Installing Peertube version $VERSION"
wget -q "https://github.com/Chocobozzz/PeerTube/releases/download/${VERSION}/peertube-${VERSION}.zip" -O "$PEERTUBE_PATH/versions/peertube-${VERSION}.zip"
cd $PEERTUBE_PATH/versions
unzip -o "peertube-${VERSION}.zip"
rm -f "peertube-${VERSION}.zip"

# Upgrade Scripts
rm -rf $PEERTUBE_PATH/peertube-latest
ln -s "$PEERTUBE_PATH/versions/peertube-${VERSION}" $PEERTUBE_PATH/peertube-latest
cd $PEERTUBE_PATH/peertube-latest
yarn install --production --pure-lockfile 
cp $PEERTUBE_PATH/peertube-latest/config/default.yaml $PEERTUBE_PATH/config/default.yaml

echo "Differences in configuration files..."
diff -u $PEERTUBE_PATH/config/production.yaml "$PEERTUBE_PATH/versions/peertube-${VERSION}/config/production.yaml.example"