Add auto-update

Signed-off-by: Knut Ahlers <knut@ahlers.me>

.gitignore

@@ -0,0 +1 @@
+jq

.travis.yml

@@ -0,0 +1,7 @@
+sudo: required
+
+services:
+  - docker
+
+script:
+  - bash build.sh

build.sh

@@ -0,0 +1,60 @@
+#!/bin/bash
+set -euo pipefail
+
+HOST_OS=$(uname -s)
+
+### ---- ###
+
+echo "Switch back to master"
+git checkout master
+git reset --hard origin/master
+
+### ---- ###
+
+if ! [ -e jq ]; then
+  echo "Loading local copy of jq-1.5"
+
+  case ${HOST_OS} in
+    Linux)
+      curl -sSLo ./jq https://github.com/stedolan/jq/releases/download/jq-1.5/jq-linux64
+      ;;
+    Darwin)
+      curl -sSLo ./jq https://github.com/stedolan/jq/releases/download/jq-1.5/jq-osx-amd64
+      ;;
+    *)
+      echo "/!\\ Unable to download jq for ${HOST_OS}"
+      exit 1
+      ;;
+  esac
+
+  chmod +x jq
+fi
+
+### ---- ###
+
+echo "Fetching latest version number of awscli"
+
+CURATOR_VERSION=$(curl -sSL https://pypi.python.org/pypi/elasticsearch-curator/json | ./jq -r .info.version)
+
+if ( git tag -l ${CURATOR_VERSION} | grep -q ${CURATOR_VERSION} ); then
+  echo "/!\\ Already got a tag for version ${CURATOR_VERSION}, stopping now"
+  exit 0
+fi
+
+echo "Writing requirements.txt"
+echo "elasticsearch-curator==${CURATOR_VERSION}" > requirements.txt
+
+### ---- ###
+
+echo "Testing build..."
+docker build .
+
+### ---- ###
+
+echo "Updating repository..."
+git add requirements.txt
+git -c user.name='Travis Automated Update' -c user.email='travis@luzifer.io' \
+  commit -m "elasticsearch-curator ${CURATOR_VERSION}"
+git tag ${CURATOR_VERSION}
+
+git push -q https://auth:${GH_TOKEN}@github.com/luzifer-docker/curator master --tags

requirements.txt

@@ -1 +1 @@
-elasticsearch-curator==5.4.1
+elasticsearch-curator==5.4.0