From e6e56a025ab8f4b79d2f1b14f56fbf8244060167 Mon Sep 17 00:00:00 2001
From: Knut Ahlers <knut@ahlers.me>
Date: Wed, 30 Aug 2017 11:36:01 +0200
Subject: [PATCH] Add automated version update

Signed-off-by: Knut Ahlers <knut@ahlers.me>
---
 .travis.yml       |  7 +++++++
 update-version.sh | 37 +++++++++++++++++++++++++++++++++++++
 2 files changed, 44 insertions(+)
 create mode 100644 .travis.yml
 create mode 100755 update-version.sh

diff --git a/.travis.yml b/.travis.yml
new file mode 100644
index 0000000..c1fb6e6
--- /dev/null
+++ b/.travis.yml
@@ -0,0 +1,7 @@
+sudo: required
+
+services:
+  - docker
+
+script:
+  - bash update-version.sh
diff --git a/update-version.sh b/update-version.sh
new file mode 100755
index 0000000..f637794
--- /dev/null
+++ b/update-version.sh
@@ -0,0 +1,37 @@
+#!/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://latest.luzifer.io/catalog-api/grafana/latest.txt?p=version')
+
+echo "Testing presence of build artifact for ${LATEST}..."
+curl -sSILf https://s3-us-west-2.amazonaws.com/grafana-releases/release/grafana_${LATEST}_amd64.deb
+
+echo "Found version ${LATEST}, patching..."
+sed -i "s/^ENV GRAFANA_VERSION.*$/ENV GRAFANA_VERSION ${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/grafana.git master --tags