Build native executable artifacts

build.gradle

@@ -36,7 +36,7 @@ subprojects{ subproject ->
  apply plugin: 'kotlin'
 
  group = 'com.github.marcoferrer.krotoplus'
- version = '0.5.0'
+ version = '0.6.0-SNAPSHOT'
 
  compileKotlin {
  kotlinOptions.jvmTarget = "1.8"
@@ -54,7 +54,6 @@ subprojects{ subproject ->
  testImplementation "org.jetbrains.kotlin:kotlin-test-junit"
  }
 
-
  tasks.withType(Test) {
  testLogging {
  // set options for log level LIFECYCLE
@@ -99,4 +98,25 @@ subprojects{ subproject ->
  }
  }
  }
+
+ subproject.ext{
+ localPluginPath = [
+ "kroto": "${rootProject.projectDir}/protoc-gen-kroto-plus/build/libs/protoc-gen-kroto-plus-${project.version}-${osdetector.classifier}.exe",
+ "coroutines": "${rootProject.projectDir}/protoc-gen-grpc-coroutines/build/libs/protoc-gen-grpc-coroutines-${project.version}-${osdetector.classifier}.exe"
+ ]
+
+ configProtoTaskWithKroto = { task, krotoConfig ->
+ task.inputs.files krotoConfig
+ task.dependsOn ':protoc-gen-kroto-plus:buildCanteenArtifacts'
+ task.plugins {
+ kroto {
+ outputSubDir = "java"
+ // We want to relativize the configuration path
+ // because absolute paths cause issues in windows
+ // environments
+ option "ConfigPath=${krotoConfig.absolutePath.replace(rootProject.projectDir.path, "").drop(1)}"
+ }
+ }
+ }
+ }
 }

buildSrc/build.gradle.kts

@@ -4,4 +4,8 @@ plugins {
 repositories {
  jcenter()
 }
-
+
+dependencies {
+ // Needed by the script 'canteen.gradle'
+ implementation("com.google.guava:guava:27.0.1-jre")
+}

canteen.gradle

@@ -0,0 +1,81 @@
+// The following dependency needs to exist on the 'buildscript' classpath
+// 'com.google.guava:guava:27.0.1-jre'
+// It is currently added via the buildSrc project
+import com.google.common.io.ByteStreams
+
+// Native artifact generation based off of
+// https:/salesforce/grpc-java-contrib/tree/master/canteen
+
+def platforms = ["osx-x86_64", "linux-x86_64", "windows-x86_64"]
+
+Task bootJarTask = tasks.getByName("bootJar")
+File bootJarFile = bootJarTask.archiveFile.get().asFile
+
+platforms.each { platform ->
+
+ // Resolve the canteen bootstrap artifact
+ Configuration config = project.configurations.create("canteenBootstrapLocator_$platform") {
+ visible = false
+ transitive = false
+ extendsFrom = []
+ }
+ Map<String, String> notation = [
+ group: "com.salesforce.servicelibs",
+ name: "canteen-bootstrap",
+ version: "1.0.0",
+ classifier: platform,
+ ext: "exe",
+ ]
+ Dependency dep = project.dependencies.add(config.name, notation)
+ File bootstrapFile = config.fileCollection(dep).singleFile
+ File destinationArtifactFile = new File(bootJarTask.destinationDirectory.get().asFile,
+ bootJarFile.name.replace("jvm8.jar", platform + ".exe"))
+
+ // Create task to copy the original jar and embed the
+ // canteen bootstrap executable for the target platform
+ Task canteenTask = task("canteenArtifact_$platform"){
+ group = "canteen"
+ dependsOn("bootJar")
+ // Add files for UP-TO-DATE checks
+ inputs.files(bootJarFile)
+ outputs.files(destinationArtifactFile)
+ doLast {
+ // Build the bootstrap file
+ OutputStream targetStream = new FileOutputStream(destinationArtifactFile)
+ InputStream bootstrapStream = new FileInputStream(bootstrapFile)
+ ByteStreams.copy(bootstrapStream, targetStream);
+ InputStream sourceStream = new FileInputStream(bootJarFile)
+ ByteStreams.copy(sourceStream, targetStream);
+ targetStream.flush()
+ targetStream.close()
+ sourceStream.close()
+ bootstrapStream.close()
+ destinationArtifactFile.setExecutable(true);
+ }
+ }
+
+ artifacts {
+ archives(destinationArtifactFile) {
+ builtBy canteenTask
+ classifier platform
+ }
+ }
+
+ publishing {
+ publications {
+ mavenPublication(MavenPublication) {
+ artifact(destinationArtifactFile.absolutePath) {
+ builtBy canteenTask
+ classifier platform
+ }
+ }
+ }
+ }
+}
+
+task buildCanteenArtifacts{
+ group = "canteen"
+ platforms.each { platform ->
+ dependsOn("canteenArtifact_$platform")
+ }
+}

example-project/build.gradle

@@ -5,7 +5,7 @@ buildscript {
  "grpc": '1.23.0',
  "kotlin": '1.3.50',
  "coroutines": '1.3.0',
- "krotoplus": '0.5.0'
+ "krotoplus": '0.6.0-SNAPSHOT'
  ]
  }
 
@@ -89,7 +89,7 @@ protobuf {
  plugins {
  grpc { artifact = "io.grpc:protoc-gen-grpc-java:${versions.grpc}" }
  kroto {
- artifact = "com.github.marcoferrer.krotoplus:protoc-gen-kroto-plus:${versions.krotoplus}:jvm8@jar"
+ artifact = "com.github.marcoferrer.krotoplus:protoc-gen-kroto-plus:${versions.krotoplus}"
  }
  }
 

kroto-plus-coroutines/benchmark/build.gradle

@@ -37,25 +37,18 @@ protobuf {
  //noinspection GroovyAssignabilityCheck
  plugins {
  kroto {
- path = "${rootProject.projectDir}/protoc-gen-kroto-plus/build/libs/protoc-gen-kroto-plus-${project.version}-jvm8.jar"
+ path = localPluginPath.kroto
  }
  }
 
  generateProtoTasks {
  def krotoConfig = file("krotoPlusConfig.asciipb")
 
  all().each{ task ->
- task.inputs.files krotoConfig
- task.dependsOn ':protoc-gen-kroto-plus:bootJar'
-
+ configProtoTaskWithKroto(task, krotoConfig)
  task.builtins {
  remove java
  }
- task.plugins {
- kroto {
- option "ConfigPath=$krotoConfig"
- }
- }
  }
  }
 }

kroto-plus-coroutines/build.gradle

@@ -63,14 +63,13 @@ protobuf {
  //noinspection GroovyAssignabilityCheck
  plugins {
  coroutines {
- path = "${rootProject.projectDir}/protoc-gen-grpc-coroutines/build/libs/protoc-gen-grpc-coroutines-${project.version}-jvm8.jar"
+ path = localPluginPath.coroutines
  }
  }
 
  generateProtoTasks {
-
  all().each{ task ->
- task.dependsOn ':protoc-gen-grpc-coroutines:bootJar'
+ task.dependsOn ':protoc-gen-grpc-coroutines:buildCanteenArtifacts'
  task.builtins {
  remove java
  }

kroto-plus-gradle-plugin/build.gradle

@@ -43,20 +43,19 @@ protobuf {
  //noinspection GroovyAssignabilityCheck
  plugins {
  kroto {
- artifact = "com.github.marcoferrer.krotoplus:protoc-gen-kroto-plus:0.1.3:jvm8@jar"
+ path = localPluginPath.kroto
  }
  }
 
  generateProtoTasks {
  def krotoConfig = file("krotoPlusConfig.asciipb")
 
- all().each{ task ->
+ all().each { task ->
  task.inputs.files krotoConfig
- task.dependsOn ':kroto-plus-gradle-plugin:gen-config-dsl:jar'
+ task.dependsOn ':protoc-gen-kroto-plus:buildCanteenArtifacts'
  task.plugins {
  kroto {
  outputSubDir = "java"
- option "ConfigPath=$krotoConfig"
  }
  }
  }

protoc-gen-grpc-coroutines/build.gradle

@@ -31,6 +31,8 @@ bootJar {
  }
 }
 
+apply from: "${rootProject.projectDir}/canteen.gradle"
+
 jar.enabled = true
 
 artifacts {

protoc-gen-kroto-plus/build.gradle

@@ -83,6 +83,8 @@ bootJar {
  }
 }
 
+apply from: "${rootProject.projectDir}/canteen.gradle"
+
 jar.enabled = true
 
 artifacts {

protoc-gen-kroto-plus/generator-tests/build.gradle

@@ -42,23 +42,15 @@ protobuf {
  //noinspection GroovyAssignabilityCheck
  plugins {
  kroto {
- path = "${rootProject.projectDir}/protoc-gen-kroto-plus/build/libs/protoc-gen-kroto-plus-${project.version}-jvm8.jar"
+ path = localPluginPath.kroto
  }
  }
 
  generateProtoTasks {
  def krotoConfig = file("krotoPlusConfig.asciipb")
 
  all().each{ task ->
- task.inputs.files krotoConfig
- task.dependsOn ':protoc-gen-kroto-plus:bootJar'
-
- task.plugins {
- kroto {
- outputSubDir = "java"
- option "ConfigPath=$krotoConfig"
- }
- }
+ configProtoTaskWithKroto(task, krotoConfig)
  }
  }
 }

protoc-gen-kroto-plus/src/main/kotlin/com/github/marcoferrer/krotoplus/generators/GeneratorContext.kt

@@ -35,36 +35,47 @@ data class GeneratorContext(
  val args: CompilerArgs = request.parseArgs(),
  val config: CompilerConfig = args.getCompilerConfig()
 ) {
- val currentWorkingDir by lazy {
- args.options[ARG_KEY_CONFIG_PATH]
- ?.firstOrNull()
- ?.let { path -> File(path).parentFile.takeIf { it.exists() } }
- .sure {
- "Unable to resolve current working directory. " +
- "protoc option '$ARG_KEY_CONFIG_PATH' is not configured"
- }
- }
-}
+ val currentWorkingDir: File by lazy {
+ if(args.configPath.isNullOrEmpty()) File(USER_DIR) else {
+ val workingDir = args.getConfigFile().parentFile
 
-fun CompilerArgs.getCompilerConfig(): CompilerConfig =
- options[ARG_KEY_CONFIG_PATH]
- ?.firstOrNull()
- ?.let { path ->
- val configFile = File(path)
- configFile
+ workingDir
  .takeIf { it.exists() }
- ?: error("Config file does not exist. '${configFile.absolutePath}'")
+ .sure { "Unable to resolve current working directory. '$workingDir'" }
  }
- ?.let { configFile ->
- CompilerConfig.newBuilder().also { builder ->
- when (configFile.extension.toLowerCase()) {
- "json" -> JsonFormat.parser().merge(configFile.readText(), builder)
- "asciipb" -> TextFormat.getParser().merge(configFile.readText(), builder)
- "yaml", "yml" -> {
- val jsonString = yamlToJson(configFile.readText())
- JsonFormat.parser().merge(jsonString, builder)
- }
- }
- }.build()
+ }
+}
+
+fun CompilerArgs.getCompilerConfig(): CompilerConfig {
+ if(configPath.isNullOrEmpty())
+ return CompilerConfig.getDefaultInstance()
+
+ val configFile = getConfigFile()
+
+ return CompilerConfig.newBuilder().also { builder ->
+ when (configFile.extension.toLowerCase()) {
+ "json" -> JsonFormat.parser().merge(configFile.readText(), builder)
+ "asciipb" -> TextFormat.getParser().merge(configFile.readText(), builder)
+ "yaml", "yml" -> {
+ val jsonString = yamlToJson(configFile.readText())
+ JsonFormat.parser().merge(jsonString, builder)
+ }
  }
- ?: CompilerConfig.getDefaultInstance()
+ }.build()
+}
+
+private fun CompilerArgs.getConfigFile(): File {
+ val configPath = configPath ?: error("protoc option '$ARG_KEY_CONFIG_PATH' is not configured")
+
+ val configFile = File(USER_DIR).resolve(File(configPath))
+
+ return configFile
+ .takeIf { it.exists() }
+ ?: error("Config file does not exist. '${configFile.absolutePath}'")
+}
+
+private val CompilerArgs.configPath: String?
+ get() = options[ARG_KEY_CONFIG_PATH]?.firstOrNull()
+
+private val USER_DIR: String
+ get() = System.getProperty("user.dir")