Dockerise for Fly deployment.

Author: Robert Chatley

.dockerignore

@@ -0,0 +1,16 @@
+# flyctl launch added from .gitignore
+**/target
+**/*.class
+**/*.iml
+**/*.ipr
+**/.idea
+**/.classpath
+**/.settings
+**/.project
+**/.DS_Store
+**/notes
+
+# flyctl launch added from .idea/.gitignore
+# Default ignored files
+.idea/shelf
+.idea/workspace.xml

Dockerfile

@@ -0,0 +1,15 @@
+#
+# Build stage
+#
+FROM maven:3.6.0-jdk-11-slim AS build
+COPY src /home/app/src
+COPY pom.xml /home/app
+RUN mvn -f /home/app/pom.xml clean package
+
+#
+# Package stage
+#
+FROM openjdk:11-jre-slim
+COPY --from=build /home/app/target/SkeletonWebApp-1.0-SNAPSHOT.jar /usr/local/lib/WebApp.jar
+EXPOSE 8080 
+ENTRYPOINT ["java", "-jar", "/usr/local/lib/WebApp.jar"]

Procfile

@@ -0,0 +1,38 @@
+# fly.toml file generated for cold-shape-5388 on 2022-11-25T13:50:10Z
+
+app = "cold-shape-5388"
+kill_signal = "SIGINT"
+kill_timeout = 5
+processes = []
+
+[env]
+
+[experimental]
+  allowed_public_ports = []
+  auto_rollback = true
+
+[[services]]
+  http_checks = []
+  internal_port = 8080
+  processes = ["app"]
+  protocol = "tcp"
+  script_checks = []
+  [services.concurrency]
+    hard_limit = 25
+    soft_limit = 20
+    type = "connections"
+
+  [[services.ports]]
+    force_https = true
+    handlers = ["http"]
+    port = 80
+
+  [[services.ports]]
+    handlers = ["tls", "http"]
+    port = 443
+
+  [[services.tcp_checks]]
+    grace_period = "1s"
+    interval = "15s"
+    restart_limit = 0
+    timeout = "2s"

fly.toml

@@ -35,28 +35,26 @@
                     <target>1.8</target>
                 </configuration>
             </plugin>
-            <plugin>
-                <groupId>org.codehaus.mojo</groupId>
-                <artifactId>appassembler-maven-plugin</artifactId>
-                <version>1.1.1</version>
-                <configuration>
-                    <assembleDirectory>target</assembleDirectory>
-                    <programs>
-                        <program>
-                            <mainClass>com.develogical.WebServer</mainClass>
-                            <name>skeletonwebapp</name>
-                        </program>
-                    </programs>
-                </configuration>
-                <executions>
-                    <execution>
-                        <phase>package</phase>
-                        <goals>
-                            <goal>assemble</goal>
-                        </goals>
-                    </execution>
-                </executions>
-            </plugin>
-        </plugins>
+        <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-shade-plugin</artifactId>
+        <version>3.4.1</version>
+        <executions>
+          <execution>
+            <phase>package</phase>
+            <goals>
+              <goal>shade</goal>
+            </goals>
+            <configuration>
+              <transformers>
+                <transformer implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
+                  <mainClass>com.develogical.WebServer</mainClass>
+                </transformer>
+              </transformers>
+            </configuration>
+          </execution>
+        </executions>
+      </plugin>
+    </plugins>
     </build>
-</project>
+</project>