jenkins/update-version.sh

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#!/bin/bash
set -e
set -o pipefail
HOST_OS=$(uname -s)
### ---- ###
echo "Switch back to master"
git checkout master
git reset --hard origin/master
### ---- ###
echo "Fetching latest version..."
LATEST=$(curl -sSLf 'https://lv.luzifer.io/v1/catalog/jenkins/lts/version')
echo "Testing pull for jenkins/jenkins:${LATEST}..."
docker pull jenkins/jenkins:${LATEST}
echo "Found version ${LATEST}, patching..."
sed -i "s/^FROM.*$/FROM jenkins\/jenkins:${LATEST}/" Dockerfile
echo "Checking for changes..."
git diff --exit-code && exit 0
echo "Testing build..."
docker build .
echo "Updating repository..."
git add Dockerfile
git -c user.name='Travis Automated Update' -c user.email='travis@luzifer.io' \
commit -m "Jenkins ${LATEST}"
git tag ${LATEST}
git push -q https://${GH_USER}:${GH_TOKEN}@github.com/Luzifer/docker-jenkins.git master --tags