Setup automatic publishing to Bintray (jcenter). (#9)

build.gradle

@@ -11,8 +11,9 @@ buildscript {
 
     dependencies {
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$versions.kotlin"
-      	classpath 'com.github.ben-manes:gradle-versions-plugin:0.13.0'
+        classpath 'com.github.ben-manes:gradle-versions-plugin:0.13.0'
         classpath "org.junit.platform:junit-platform-gradle-plugin:$versions.junitPlatform"
+        classpath 'com.jfrog.bintray.gradle:gradle-bintray-plugin:1.7.3'
     }
 }
 
@@ -23,3 +24,35 @@ allprojects {
 
     apply plugin: 'com.github.ben-manes.versions'
 }
+
+def gitTag() {
+    def tag = 'git tag --list --points-at HEAD'.execute((List) null, rootProject.projectDir).text.trim()
+
+    if (tag.split(System.lineSeparator()).length > 1) {
+        throw new IllegalStateException("gitTag is accessed but commit has multiple tags: $tag")
+    }
+
+    return tag
+}
+
+def projectVersion() {
+    def tag = gitTag()
+
+    if (tag.startsWith('v')) {
+        return tag.substring(1)
+    } else if (tag.isEmpty()) {
+        return "development"
+    }
+
+    return tag
+}
+
+def validateTagAndVersion() {
+    if (gitTag().isEmpty()) {
+        throw new IllegalStateException('Publishing is not allowed because current commit has no tag')
+    }
+
+    if (projectVersion().isEmpty()) {
+        throw new IllegalStateException('Publishing is not allowed because current projectVersion is empty')
+    }
+}

ci/build.sh

@@ -1,5 +1,5 @@
 #!/bin/bash
-set -xe
+set -e
 
 # You can run it from any directory.
 DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
@@ -11,23 +11,32 @@ pushd "$PROJECT_DIR"
 USER_ID=`id -u $USER`
 
 BUILD_COMMAND="set -xe && "
-BUILD_COMMAND+="apt-get update && apt-get -y install sudo && "
-BUILD_COMMAND+="groupadd --gid $USER_ID build_user && "
-BUILD_COMMAND+="useradd --shell /bin/bash --uid $USER_ID --gid $USER_ID --create-home build_user && "
-BUILD_COMMAND+="sudo --set-home --preserve-env -u build_user "
+BUILD_COMMAND+="apt-get update && apt-get --assume-yes install git && "
+
+if [ "$USER_ID" == "0" ]; then
+    echo "Warning: running as r00t."
+else 
+    BUILD_COMMAND+="apt-get --assume-yes install sudo && "
+    BUILD_COMMAND+="groupadd --gid $USER_ID build_user && "
+    BUILD_COMMAND+="useradd --shell /bin/bash --uid $USER_ID --gid $USER_ID --create-home build_user && "
+    BUILD_COMMAND+="sudo --set-home --preserve-env -u build_user "
+fi
 
 BUILD_COMMAND+="/opt/project/gradlew "
-BUILD_COMMAND+="--no-daemon --info "
+BUILD_COMMAND+="--no-daemon --info --stacktrace "
 BUILD_COMMAND+="clean build "
 
-if [ "$PUBLISH" = "true" ]; then
-    BUILD_COMMAND+="artifactoryPublish "
+if [ "$PUBLISH" == "true" ]; then
+    BUILD_COMMAND+="bintrayUpload "
 fi
 
 BUILD_COMMAND+="--project-dir /opt/project"
 
 docker run \
--v `"pwd"`:/opt/project \
+--env BINTRAY_USER="$BINTRAY_USER" \
+--env BINTRAY_API_KEY="$BINTRAY_API_KEY" \
+--env BINTRAY_GPG_PASSPHRASE="$BINTRAY_GPG_PASSPHRASE" \
+--volume `"pwd"`:/opt/project \
 openjdk:8u121-jdk \
 bash -c "$BUILD_COMMAND"
 

swarmer/build.gradle

@@ -1,6 +1,9 @@
 apply plugin: 'kotlin'
 apply plugin: 'application'
 apply plugin: 'org.junit.platform.gradle.plugin'
+apply plugin: 'maven'
+apply plugin: 'maven-publish'
+apply plugin: 'com.jfrog.bintray'
 
 mainClassName = 'com.gojuno.swarmer.MainKt'
 
@@ -19,7 +22,7 @@ dependencies {
 }
 
 jar {
-    // Build "fat" jar.
+    // Build jar with dependencies.
     from(configurations.compile.collect { it.isDirectory() ? it : zipTree(it) }) {
         exclude 'META-INF/*.SF'
         exclude 'META-INF/*.DSA'
@@ -40,3 +43,86 @@ junitPlatform {
         }
     }
 }
+
+task sourcesJar(type: Jar, dependsOn: classes) {
+    classifier = 'sources'
+    from sourceSets.main.allSource
+}
+
+task javadocJar(type: Jar, dependsOn: javadoc) {
+    classifier = 'javadoc'
+    from javadoc.destinationDir
+}
+
+task validatePublishing {
+    doLast {
+        validateTagAndVersion()
+    }
+}
+
+bintrayUpload.dependsOn validatePublishing
+
+def pomConfig = {
+    licenses {
+        license {
+            name 'The Apache Software License, Version 2.0'
+            url 'http://www.apache.org/licenses/LICENSE-2.0.txt'
+            distribution 'repo'
+        }
+    }
+    developers {
+        developer {
+            id 'gojuno'
+            name 'Juno Inc.'
+            email '[email protected]'
+        }
+    }
+}
+
+publishing {
+    publications {
+        SwarmerPublication(MavenPublication) {
+            from components.java
+
+            artifact sourcesJar
+            artifact javadocJar
+
+            groupId 'com.gojuno.swarmer'
+            artifactId 'swarmer'
+            version projectVersion()
+
+            pom.withXml {
+                def root = asNode()
+                root.appendNode('description', 'Tool to create and start multiple Android Emulators in parallel.')
+                root.appendNode('name', 'Swarmer')
+                root.appendNode('url', 'https://github.com/gojuno/swarmer')
+                root.children().last() + pomConfig
+            }
+        }
+    }
+}
+
+bintray {
+    user = System.getenv('BINTRAY_USER')
+    key = System.getenv('BINTRAY_API_KEY')
+    publish = true
+
+    pkg {
+        repo = 'maven'
+        name = 'swarmer'
+        licenses = ['Apache-2.0']
+        vcsUrl = 'https://github.com/gojuno/swarmer.git'
+        issueTrackerUrl = 'https://github.com/gojuno/swarmer/issues'
+        publications = ['SwarmerPublication']
+
+        version {
+            name = projectVersion()
+            vcsTag = gitTag()
+
+            gpg {
+                sign = true
+                passphrase = System.getenv('BINTRAY_GPG_PASSPHRASE')
+            }
+        }
+    }
+}