Merge pull request #163 from ascrutae/zhangxin/feature/162

Push the collector docker image when sky-walking is tagged 

.travis.yml

+sudo: required
+
+services:
+  - docker
+
 language: java
 install:
   - cd ci-dependencies
@@ -13,3 +18,4 @@ script:
 
 after_success:
   - mvn clean cobertura:cobertura coveralls:report
+  - bash ./travis/push_image.sh

skywalking-collector/skywalking-collector-worker/pom.xml

@@ -15,8 +15,8 @@
     <properties>
         <jetty.version>9.4.2.v20170220</jetty.version>
         <main.class>com.a.eye.skywalking.collector.worker.CollectorBootStartUp</main.class>
-        <docker.cache.imageName>skywalking-collector</docker.cache.imageName>
-        <docker.imageTag.version>${version}</docker.imageTag.version>
+        <docker.image.name>skywalking/${artifactId}</docker.image.name>
+        <docker.image.version>${version}</docker.image.version>
     </properties>
 
     <dependencies>
@@ -101,9 +101,9 @@
                 <version>${docker.plugin.version}</version>
                 <configuration>
                     <skipDocker>false</skipDocker>
-                    <imageName>${docker.cache.imageName}</imageName>
+                    <imageName>${docker.image.name}</imageName>
                     <imageTags>
-                        <imageTag>${docker.imageTag.version}</imageTag>
+                        <imageTag>${docker.image.version}</imageTag>
                     </imageTags>
                     <dockerDirectory>${project.basedir}/docker</dockerDirectory>
                     <resources>

travis/push_image.sh

+#!/bin/sh
+
+check_pull_is_tagged() {
+  if [ "${TRAVIS_TAG}" == "" ]; then
+    return 1
+  else
+    echo "This build was started by the tag ${TRAVIS_TAG}, push image"
+    return 0
+  fi
+}
+
+check_release_tag() {
+    tag="${TRAVIS_TAG}"
+    if [[ "$tag" =~ ^v[0-9.]*-[0-9]{4}$ ]]; then
+	    return 0;
+	else
+	    echo "The provided tag ${tag} doesn't match that."
+	    return 1;
+    fi
+}
+
+push_image() {
+  IMAGE_VERSION=`echo ${TRAVIS_TAG:1}`
+  docker login -u="$DOCKER_USERNAME" -p="$DOCKER_PASSWORD"
+  mvn clean package docker:build
+  docker push skywalking/skywalking-collector:latest
+  docker push skywalking/skywalking-collector:${IMAGE_VERSION}
+}
+
+
+if check_pull_is_tagged && check_release_tag; then
+    push_image
+    echo "Push is Done!"
+fi
\ No newline at end of file