hubert/KotlinStarter
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Hubert Van De Walle 2020-09-11 22:59:56 +02:00
parent 82214d327a
commit 724f1c87b1
4 changed files with 68 additions and 52 deletions
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4
Dockerfile
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@ -1,6 +1,6 @@
FROM openjdk:14-alpine as jdkbuilder
RUN apk add --no-cache binutils
ENV MODULES java.base,java.desktop,java.instrument,java.logging,java.management,java.naming,java.security.jgss,java.sql,java.xml
ENV MODULES java.base,java.xml,jdk.httpserver
RUN jlink --output /myjdk --module-path $JAVA_HOME/jmods --add-modules $MODULES --no-header-files --no-man-pages --strip-debug --compress=2
RUN strip -p --strip-unneeded /myjdk/lib/server/libjvm.so
@ -22,4 +22,4 @@ COPY --from=jdkbuilder /myjdk /myjdk
COPY config.toml /app/config.toml
WORKDIR /app
EXPOSE 7000
CMD ["/myjdk/bin/java", "-server", "-jar", "app.jar"]
CMD ["/myjdk/bin/java", "-server", "-Xmx64m", "-XX:+UseG1GC", "-XX:+UseStringDeduplication", "-jar", "app.jar"]

37
pom.xml
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@ -26,11 +26,6 @@
<artifactId>pebble</artifactId>
<version>3.1.4</version>
</dependency>
<dependency>
<groupId>ch.qos.logback</groupId>
<artifactId>logback-classic</artifactId>
<version>1.2.3</version>
</dependency>
<dependency>
<groupId>com.electronwill.night-config</groupId>
<artifactId>toml</artifactId>
@ -42,9 +37,9 @@
<version>${kotlin.version}</version>
</dependency>
<dependency>
<groupId>io.javalin</groupId>
<artifactId>javalin</artifactId>
<version>3.10.1</version>
<groupId>org.http4k</groupId>
<artifactId>http4k-core</artifactId>
<version>3.260.0</version>
</dependency>
<dependency>
<groupId>org.apache.commons</groupId>
@ -74,13 +69,35 @@
<goal>shade</goal>
</goals>
<configuration>
<minimizeJar>false</minimizeJar>
<minimizeJar>true</minimizeJar>
<transformers>
<transformer
implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
<mainClass>starter.KotlinStarterKt</mainClass>
</transformer>
</transformers>
<filters>
<filter>
<artifact>com.electronwill.night-config:*</artifact>
<includes>
<include>**</include>
</includes>
</filter>
<filter>
<artifact>*:*</artifact>
<excludes>
<exclude>META-INF/maven/**</exclude>
<exclude>META-INF/proguard/**</exclude>
<exclude>META-INF/*.kotlin_module</exclude>
<exclude>META-INF/DEPENDENCIES*</exclude>
<exclude>META-INF/NOTICE*</exclude>
<exclude>META-INF/LICENSE*</exclude>
<exclude>LICENSE*</exclude>
<exclude>META-INF/README*</exclude>
<exclude>META-INF/native-image/**</exclude>
</excludes>
</filter>
</filters>
</configuration>
</execution>
</executions>
@ -117,4 +134,4 @@
</plugins>
</build>
</project>
</project>

65
src/main/kotlin/starter/Server.kt
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@ -1,6 +1,17 @@
package starter
import io.javalin.Javalin
import org.http4k.core.HttpHandler
import org.http4k.core.Method
import org.http4k.core.Response
import org.http4k.core.Status
import org.http4k.core.body.form
import org.http4k.core.body.formAsMap
import org.http4k.routing.ResourceLoader
import org.http4k.routing.bind
import org.http4k.routing.routes
import org.http4k.routing.static
import org.http4k.server.SunHttp
import org.http4k.server.asServer
import starter.utils.sanitizeFilename
import java.io.ByteArrayInputStream
@ -9,23 +20,18 @@ class Server(
private val conf: StarterConfig,
private val projectZip: ProjectZip,
) {
fun run() {
val app = Javalin.create {
it.addStaticFiles("/assets")
}.start(7000)
app.get("/") { ctx ->
ctx.result(views.index(conf.dependencies, conf.inputs))
ctx.contentType("text/html")
val indexHandler: HttpHandler = {
Response(Status.OK).body(views.index(conf.dependencies, conf.inputs)).header("Content-Type", "text/html")
}
app.post("/") { ctx ->
val zipHandler: HttpHandler = { req ->
val deps = conf.dependencies.filter {
ctx.formParam(it.name) != null
req.form(it.name) != null
}
val inputKeys = conf.inputs.map { it.name }
val inputs = ctx.formParamMap()
val inputs = req.formAsMap()
.filter { it.key in inputKeys }
.map { (name, value) ->
conf.inputs.find { it.name == name }!!.copy(value = value.first())
@ -35,21 +41,28 @@ class Server(
val basePackage = inputs.find { it.name == "basePackage" }!!.value!!
if (basePackage.contains("/") || basePackage.contains("..")) {
ctx.status(400)
ctx.result("Invalid Base Package")
return@post
Response(Status.BAD_REQUEST).body("Invalid Base Package")
} else {
val repositories = conf.repositories
.filter { repo -> repo.name in deps.mapNotNull { it.repository } }
val project = Project(projectName, basePackage, inputs, deps, repositories)
val outputStream = projectZip.createZip(project)
Response(Status.OK).header("Content-Type", "application/zip")
.header("Content-Disposition", "attachment; filename=\"${sanitizeFilename(projectName)}.zip\"")
.body(ByteArrayInputStream(outputStream.toByteArray()))
}
val repositories = conf.repositories
.filter { repo -> repo.name in deps.mapNotNull { it.repository } }
val project = Project(projectName, basePackage, inputs, deps, repositories)
ctx.contentType("application/zip")
ctx.header("Content-Disposition", "attachment; filename=\"${sanitizeFilename(projectName)}.zip\"")
val outputStream = projectZip.createZip(project)
ctx.result(ByteArrayInputStream(outputStream.toByteArray()))
}
val app = routes(
"/" bind Method.GET to indexHandler,
"/" bind Method.POST to zipHandler,
static(ResourceLoader.Classpath("/assets"))
)
app.asServer(SunHttp(7000)).start()
println("Started on http://localhost:7000")
}
}

14
src/main/resources/logback.xml
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@ -1,14 +0,0 @@
<configuration>
<appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
<withJansi>true</withJansi>
<encoder>
<pattern>%cyan(%d{YYYY-MM-dd HH:mm:ss.SSS}) [%thread] %highlight(%-5level) %green(%logger{36}) - %msg%n
</pattern>
</encoder>
</appender>
<root level="DEBUG">
<appender-ref ref="STDOUT"/>
</root>
<logger name="com.mitchellbosecke.pebble" level="INFO"/>
<logger name="org.eclipse.jetty" level="INFO"/>
</configuration>