Added Docker Support by BalioFVFX#3

Author: TarBomb

Android/gradle/wrapper/gradle-wrapper.properties

@@ -1,7 +1,5 @@
 distributionBase=GRADLE_USER_HOME
-distributionPath=wrapper/dists
 distributionUrl=https\://services.gradle.org/distributions/gradle-8.11.1-bin.zip
-networkTimeout=10000
-validateDistributionUrl=true
-zipStoreBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
 zipStorePath=wrapper/dists
+zipStoreBase=GRADLE_USER_HOME

VideoServer/Dockerfile

@@ -0,0 +1,51 @@
+# Stage 1: Build the application using Eclipse Temurin JDK 22
+FROM eclipse-temurin:22-jdk AS build
+
+# Set working directory inside the build container
+WORKDIR /app
+
+# Copy Gradle wrapper scripts and related files for build setup
+COPY gradlew /app/gradlew
+COPY gradlew.bat /app/gradlew.bat
+COPY gradle/wrapper/gradle-wrapper.jar /app/gradle/wrapper/gradle-wrapper.jar
+COPY gradle/wrapper/gradle-wrapper.properties /app/gradle/wrapper/gradle-wrapper.properties
+
+# Copy Gradle build files (build.gradle, settings.gradle)
+COPY build.gradle settings.gradle /app/
+
+# Copy application source code to container
+COPY src /app/src
+
+# Ensure Gradle wrapper has execute permission
+RUN chmod +x gradlew
+
+# Execute Gradle build to clean and create a shadow (fat) JAR
+RUN ./gradlew clean shadowJar
+
+# Stage 2: Prepare runtime image
+FROM eclipse-temurin:22-jdk
+
+# Set working directory inside the runtime container
+WORKDIR /app
+
+# Copy the built shadow JAR from the build stage
+COPY --from=build /app/build/libs/VideoServer-1.0-SNAPSHOT.jar /app/VideoServer.jar
+
+# Copy static asset required by the application
+COPY device_offline.jpg /app/device_offline.jpg
+
+# Define container start command to run the JAR
+ENTRYPOINT ["java", "-jar", "/app/VideoServer.jar"]
+
+# Expose ports used by the application services
+# 1234: WebSocket Server
+# 4444: MJPEG Streaming Server
+# 4321: Camera Server
+EXPOSE 1234
+EXPOSE 4444
+EXPOSE 4321
+
+# Docker usage instructions:
+# Build image: sudo docker build -t videoserver:latest .
+# Run container detached with port mappings:
+# sudo docker run -d -p 1234:1234 -p 4444:4444 -p 4321:4321 videoserver

VideoServer/build.gradle

@@ -1,9 +1,9 @@
 plugins {
-    id 'org.jetbrains.kotlin.jvm' version '1.7.21'
+    id 'org.jetbrains.kotlin.jvm' version '2.0.0'
     id 'com.github.johnrengelman.shadow' version '8.1.1'
 }
 
-group = 'org.example'
+group = 'com.videoserver'
 version = '1.0-SNAPSHOT'
 
 repositories {
@@ -16,31 +16,29 @@ dependencies {
     testImplementation 'org.jetbrains.kotlin:kotlin-test'
 }
 
-test {
-    useJUnitPlatform()
-}
-
-compileKotlin {
-    kotlinOptions.jvmTarget = '1.8'
+java {
+    toolchain {
+        languageVersion = JavaLanguageVersion.of(22)
+    }
 }
 
-compileTestKotlin {
-    kotlinOptions.jvmTarget = '1.8'
+tasks.withType(org.jetbrains.kotlin.gradle.tasks.KotlinCompile).configureEach {
+    kotlinOptions {
+        jvmTarget = '22'
+    }
 }
 
-jar {
-    manifest {
-        attributes(
-            'Main-Class': 'MainKt'
-        )
-    }
+test {
+    useJUnitPlatform()
 }
 
 shadowJar {
     archiveBaseName.set('VideoServer')
-    archiveClassifier.set('')
     archiveVersion.set('1.0-SNAPSHOT')
+    archiveClassifier.set('')
     manifest {
-        attributes('Main-Class': 'MainKt')
+        attributes 'Main-Class': 'com.videoserver.MainKt'
     }
 }
+
+build.dependsOn(shadowJar)

VideoServer/gradle/wrapper/gradle-wrapper.properties

@@ -1,5 +1,7 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 distributionUrl=https\://services.gradle.org/distributions/gradle-8.11.1-bin.zip
+networkTimeout=10000
+validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists