Add App into docker

.env

@@ -2,6 +2,8 @@ NAME=dc-project
 
 DATABASE_URL=jdbc:postgresql:dc-project
 
+APP_PORT=8080
+
 ELASTIC_REST=9200
 ELASTIC_NODES=9300
 

build.gradle.kts

@@ -1,5 +1,3 @@
-import com.github.jengelman.gradle.plugins.shadow.tasks.ShadowJar
-import com.github.jengelman.gradle.plugins.shadow.transformers.ServiceFileTransformer
 import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
 import org.owasp.dependencycheck.reporting.ReportGenerator
 
@@ -35,16 +33,13 @@ tasks.withType<KotlinCompile> {
         jvmTarget = "1.8"
     }
 }
-
-tasks.withType(ShadowJar::class) {
-    enabled = true
-
-    manifest.attributes["Main-Class"] = application.mainClassName
-    archiveFileName.set("dcproject.jar")
-
-    transform(ServiceFileTransformer::class.java) {
-        setPath("META-INF/services")
-        include("org.eclipse.jetty.http.HttpFieldPreEncoder")
+tasks.withType<Jar> {
+    manifest {
+        attributes(
+            mapOf(
+                "Main-Class" to application.mainClassName
+            )
+        )
     }
 }
 

docker-compose.yml

@@ -3,6 +3,20 @@
 version: '3.7'
 services:
 
+  app:
+    container_name: app_${NAME}
+    build:
+      context: ./build
+      dockerfile: ../docker/app/Dockerfile
+    restart: always
+    ports:
+      - ${APP_PORT}:8080
+    environment:
+      DB_HOST: db
+    depends_on:
+      - elasticsearch
+      - db
+
   elasticsearch:
     container_name: elasticsearch_${NAME}
     image: elasticsearch:6.7.1

docker/app/Dockerfile

@@ -0,0 +1,15 @@
+FROM adoptopenjdk/openjdk11:jre-11.0.4_11-alpine
+
+ENV APPLICATION_USER ktor
+RUN adduser -D -g '' $APPLICATION_USER
+
+RUN mkdir /app
+RUN chown -R $APPLICATION_USER /app
+
+USER $APPLICATION_USER
+
+COPY ./libs/dcproject-0.0.1-all.jar /app/dcproject.jar
+COPY ./resources /app/resources
+WORKDIR /app
+
+CMD ["java", "-server", "-XX:+UnlockExperimentalVMOptions", "-XX:InitialRAMFraction=2", "-XX:MinRAMFraction=2", "-XX:MaxRAMFraction=2", "-XX:+UseG1GC", "-XX:MaxGCPauseMillis=100", "-XX:+UseStringDeduplication", "-jar", "dcproject.jar"]

src/main/kotlin/fr/dcproject/Configuration.kt

@@ -5,12 +5,19 @@ import com.auth0.jwt.JWTVerifier
 import com.auth0.jwt.algorithms.Algorithm
 import com.typesafe.config.ConfigFactory
 import fr.dcproject.entity.User
+import org.eclipse.jetty.util.resource.JarResource
 import java.io.File
 import java.util.*
 
 class Config {
     private var config = ConfigFactory.load()
-    val sqlFiles = File(this::class.java.getResource("/sql").toURI())
+
+    val sqlFiles: File = try {
+        File(this::class.java.getResource("/sql").toURI())
+    } catch (e: IllegalArgumentException) {
+        JarResource.newResource("./resources/sql").file
+    }
+
     val envName: String = config.getString("app.envName")
     val domain: String = config.getString("app.domain")
 

src/main/resources/application.conf

@@ -15,6 +15,7 @@ app {
 
 db {
     host = localhost
+    host = ${?DB_HOST}
     database = dc-project
     username = dc-project
     password = dc-project