Closes #46 - Extend CI configuration in order to automatically releas…

…e build artifacts (#53)

.travis.yml

@@ -49,11 +49,27 @@ jobs:
         # upload coverage report
         - bash <(curl -s https://codecov.io/bash)
 
-    - name: "Documentation Deployment"
+    - name: "Create and Release Artifacts"
       jdk: oraclejdk8
-      install: ./gradlew :inspectit-oce-documentation:asciidoctor
+      sudo: true
+      rvm:
+        - 2.4
+      before_install:
+        - if [ -z "${TRAVIS_TAG}" ]; then RELEASE_VERSION="SNAPSHOT-${TRAVIS_BUILD_NUMBER}"; else RELEASE_VERSION="${TRAVIS_TAG}";fi
+        - echo "Setting version to $RELEASE_VERSION"
+      install: ./gradlew -PbuildVersion=$RELEASE_VERSION assemble packageDocumentation
       script: skip
+      before_deploy:
+        - mkdir -p ~/bin && curl -sSL -o ~/bin/jq https://github.com/stedolan/jq/releases/download/jq-1.5/jq-linux64 && chmod +x ~/bin/jq
+        - export PATH=$PATH:~/bin
+        - jq --version
+        - gem install bundler
+        - gem install rspec
+        - gem install github_changelog_generator
+        - chmod +x ./resources/github-release-script.sh
+        - if [ -z "${TRAVIS_TAG}" ]; then echo "Not release build."; else ./resources/github-release-script.sh;fi
       deploy:
+        #############################
         # MASTER BUILDS
         - provider: s3
           access_key_id: $AWS_ACCESS_KEY_ID
@@ -66,7 +82,9 @@ jobs:
           on:
             tags: false
             branch: master
+        #############################
         # RELEASE BUILDS
+        # > Documentation
         - provider: s3
           access_key_id: $AWS_ACCESS_KEY_ID
           secret_access_key: $AWS_SECRET_ACCESS_KEY
@@ -89,6 +107,17 @@ jobs:
           on:
             tags: true
             branch: master
+        # > Github Release
+        - provider: releases
+          api_key: "${GITHUB_TOKEN}"
+          name: "Version $RELEASE_VERSION"
+          file:
+           - "inspectit-oce-agent/build/inspectit-oce-agent-$RELEASE_VERSION.jar"
+           - "inspectit-oce-documentation/build/distributions/inspectit-oce-documentation-$RELEASE_VERSION.zip"
+          skip_cleanup: true
+          on:
+            tags: true
+            branch: master
 
 
 stages:

build.gradle

@@ -8,6 +8,12 @@ allprojects {
         }
     }
     apply plugin: 'jacoco'
+
+    if (!project.hasProperty('buildVersion') || project.getProperty('buildVersion').empty) {
+        ext.buildVersion = 'SNAPSHOT'
+    }
+
+    version = "$buildVersion"
 }
 
 subprojects {
@@ -25,7 +31,7 @@ subprojects {
 
     dependencies {
         buildTools(
-            'jarcheck:jarcheck:1.5'
+                'jarcheck:jarcheck:1.5'
         )
         compileOnly 'org.projectlombok:lombok:1.18.4'
         annotationProcessor 'org.projectlombok:lombok:1.18.4'
@@ -67,7 +73,7 @@ subprojects {
 
 task codeCoverageReport(type: JacocoReport) {
     group = 'Verification'
-    description ='Generates a combined report from all subprojects'
+    description = 'Generates a combined report from all subprojects'
 
     executionData fileTree(project.rootDir.absolutePath).include("**/build/jacoco/*.exec")
 

gradle.properties

@@ -1,3 +1,2 @@
-releaseVersion=0.1.M1
 openCensusVersion=0.18.0
 prometheusClientVersion=0.6.0

inspectit-oce-agent/build.gradle

@@ -1,5 +1,3 @@
-version = "${releaseVersion}"
-
 dependencies {
     compileOnly(
             project(':inspectit-oce-bootstrap'),

inspectit-oce-bootstrap/build.gradle

@@ -3,7 +3,7 @@ dependencies {
 }
 
 jar {
-    archivesBaseName = "${project.name}"
+    archiveName = "${project.name}.jar"
 
     //include all "implementation" dependencies in fat jar
     from {

inspectit-oce-core/build.gradle

@@ -80,7 +80,7 @@ task buildOpencensusFatJar(type: Jar) {
 }
 
 jar {
-    archivesBaseName = "${project.name}"
+    archiveName = "${project.name}.jar"
 
     //include the open-census dependencies as a fat jar
     dependsOn buildOpencensusFatJar

inspectit-oce-documentation/build.gradle

@@ -10,8 +10,6 @@ buildscript {
 
 apply plugin: 'org.asciidoctor.convert'
 
-version = "${releaseVersion}"
-
 asciidoctor {
     // TODO fail the task on asciidoctor warnings when updating to v2.+
     attributes 'inspectit-oce-version': project.version,

resources/github-release-script.sh

@@ -0,0 +1,49 @@
+#!/bin/bash
+
+# Based on the shell script of Github user Jaskaranbir (https://gist.github.com/Jaskaranbir/d5b065173b3a6f164e47a542472168c1)
+
+# ===> Set these variables first
+branch="master"
+repo_slug="$TRAVIS_REPO_SLUG"
+token="$GITHUB_TOKEN"
+version="$TRAVIS_TAG"
+
+LAST_REVISION=$(git rev-list --tags --skip=1 --max-count=1)
+LAST_RELEASE_TAG=$(git describe --abbrev=0 --tags ${LAST_REVISION})
+
+# Generate CHANGELOG.md
+github_changelog_generator \
+  -u $(cut -d "/" -f1 <<< $repo_slug) \
+  -p $(cut -d "/" -f2 <<< $repo_slug) \
+  --token $token \
+  --since-tag ${LAST_RELEASE_TAG} \
+  --no-author \
+  --no-unreleased \
+  --header-label "## Changelog"
+
+sed -i -e '3,5d' CHANGELOG.md
+sed -i '$ d' CHANGELOG.md
+
+echo "You can also find the corresponding documentation online under the following link: [Documentation $version](http://docs.inspectit.rocks/releases/$version)" > release_body.md
+echo "" >> release_body.md
+cat CHANGELOG.md >> release_body.md
+
+body="$(cat release_body.md)"
+
+# Overwrite CHANGELOG.md with JSON data for GitHub API
+jq -n \
+  --arg body "$body" \
+  --arg name "Version $version" \
+  --arg tag_name "$version" \
+  --arg target_commitish "$branch" \
+  '{
+    body: $body,
+    name: $name,
+    tag_name: $tag_name,
+    target_commitish: $target_commitish,
+    draft: false,
+    prerelease: false
+  }' > CHANGELOG.md
+
+echo "Create release $version for repo: $repo_slug, branch: $branch"
+curl -H "Authorization: token $token" --data @CHANGELOG.md "https://api.github.com/repos/$repo_slug/releases"