From 9ca90af99a8a460f148f5945fd78773b53b00e06 Mon Sep 17 00:00:00 2001
From: Leonardo Zanivan <panga@apache.org>
Date: Thu, 7 Jun 2018 20:49:56 -0300
Subject: [PATCH] Add Dockerfile and Docker Maven plugin

---
 pom.xml                           | 67 +++++++++++++++++++++++++++++++
 src/main/docker/Dockerfile        |  1 +
 src/main/docker/Dockerfile.fatjar |  8 ++++
 src/main/docker/Dockerfile.glibc  | 24 +++++++++++
 src/main/docker/Dockerfile.musl   | 24 +++++++++++
 5 files changed, 124 insertions(+)
 create mode 120000 src/main/docker/Dockerfile
 create mode 100644 src/main/docker/Dockerfile.fatjar
 create mode 100644 src/main/docker/Dockerfile.glibc
 create mode 100644 src/main/docker/Dockerfile.musl

diff --git a/pom.xml b/pom.xml
index 7603cf905e7..7fadcd5e1de 100644
--- a/pom.xml
+++ b/pom.xml
@@ -308,6 +308,73 @@
     </plugins>
   </build>
 
+    <profiles>
+        <profile>
+            <id>docker</id>
+            <build>
+                <plugins>
+                    <plugin>
+                        <groupId>org.apache.maven.plugins</groupId>
+                        <artifactId>maven-resources-plugin</artifactId>
+                        <executions>
+                            <execution>
+                                <id>filter-dockerfile</id>
+                                <phase>validate</phase>
+                                <goals>
+                                    <goal>copy-resources</goal>
+                                </goals>
+                                <configuration>
+                                    <outputDirectory>${project.build.directory}</outputDirectory>
+                                    <resources>
+                                        <resource>
+                                            <directory>src/main/docker</directory>
+                                            <filtering>true</filtering>
+                                        </resource>
+                                    </resources>
+                                </configuration>
+                            </execution>
+                        </executions>
+                    </plugin>
+                    <plugin>
+                        <groupId>com.spotify</groupId>
+                        <artifactId>dockerfile-maven-plugin</artifactId>
+                        <version>1.4.0</version>
+                        <configuration>
+                            <contextDirectory>${project.build.directory}</contextDirectory>
+                            <repository>${project.artifactId}</repository>
+                            <tag>latest</tag>
+                            <dockerConfigFile></dockerConfigFile>
+                            <buildArgs>
+                                <JVM_OPTS>-Xmx512m</JVM_OPTS>
+                            </buildArgs>
+                        </configuration>
+                        <dependencies>
+                            <dependency>
+                                <groupId>org.codehaus.plexus</groupId>
+                                <artifactId>plexus-archiver</artifactId>
+                                <version>3.4</version>
+                            </dependency>
+                            <dependency>
+                                <groupId>javax.activation</groupId>
+                                <artifactId>javax.activation-api</artifactId>
+                                <version>1.2.0</version>
+                            </dependency>
+                        </dependencies>
+                        <executions>
+                            <execution>
+                                <id>build-image</id>
+                                <phase>package</phase>
+                                <goals>
+                                    <goal>build</goal>
+                                </goals>
+                            </execution>
+                        </executions>
+                    </plugin>
+                </plugins>
+            </build>
+        </profile>
+    </profiles>
+
   <!-- Apache 2 license -->
   <licenses>
     <license>
diff --git a/src/main/docker/Dockerfile b/src/main/docker/Dockerfile
new file mode 120000
index 00000000000..07f0db50d2a
--- /dev/null
+++ b/src/main/docker/Dockerfile
@@ -0,0 +1 @@
+Dockerfile.glibc
\ No newline at end of file
diff --git a/src/main/docker/Dockerfile.fatjar b/src/main/docker/Dockerfile.fatjar
new file mode 100644
index 00000000000..ba820fc541e
--- /dev/null
+++ b/src/main/docker/Dockerfile.fatjar
@@ -0,0 +1,8 @@
+FROM openjdk:10-jre-slim
+
+ADD spring-petclinic-2.0.0.BUILD-SNAPSHOT.jar app.jar
+
+ARG JVM_OPTS
+ENV JVM_OPTS=${JVM_OPTS}
+
+CMD java ${JVM_OPTS} -jar app.jar
diff --git a/src/main/docker/Dockerfile.glibc b/src/main/docker/Dockerfile.glibc
new file mode 100644
index 00000000000..7076c49cea1
--- /dev/null
+++ b/src/main/docker/Dockerfile.glibc
@@ -0,0 +1,24 @@
+FROM openjdk:10 as builder
+
+RUN jlink \
+    --add-modules java.xml.bind,java.sql,java.naming,java.management,java.instrument,java.security.jgss \
+    --verbose \
+    --strip-debug \
+    --compress 2 \
+    --no-header-files \
+    --no-man-pages \
+    --output /opt/jre-minimal
+
+FROM panga/alpine:3.7-glibc2.25
+
+COPY --from=builder /opt/jre-minimal /opt/jre-minimal
+
+ENV LANG=C.UTF-8 \
+    PATH=${PATH}:/opt/jre-minimal/bin
+
+ADD modules /opt/app/modules
+
+ARG JVM_OPTS
+ENV JVM_OPTS=${JVM_OPTS}
+
+CMD java ${JVM_OPTS} --upgrade-module-path /opt/app/modules --module spring.petclinic
diff --git a/src/main/docker/Dockerfile.musl b/src/main/docker/Dockerfile.musl
new file mode 100644
index 00000000000..86b3485f857
--- /dev/null
+++ b/src/main/docker/Dockerfile.musl
@@ -0,0 +1,24 @@
+FROM panga/openjdk10:jdk-alpine as builder
+
+RUN jlink \
+    --add-modules java.xml.bind,java.sql,java.naming,java.management,java.instrument,java.security.jgss \
+    --verbose \
+    --strip-debug \
+    --compress 2 \
+    --no-header-files \
+    --no-man-pages \
+    --output /opt/jre-minimal
+
+FROM alpine:3.7
+
+COPY --from=builder /opt/jre-minimal /opt/jre-minimal
+
+ENV LANG=C.UTF-8 \
+    PATH=${PATH}:/opt/jre-minimal/bin
+
+ADD modules /opt/app/modules
+
+ARG JVM_OPTS
+ENV JVM_OPTS=${JVM_OPTS}
+
+CMD java ${JVM_OPTS} --upgrade-module-path /opt/app/modules --module spring.petclinic