diff --git a/agent/Dockerfile b/agent/Dockerfile
new file mode 100644
index 00000000..c2614b54
--- /dev/null
+++ b/agent/Dockerfile
@@ -0,0 +1,21 @@
+FROM debian:stretch
+
+MAINTAINER docker@codeabovelab.com
+
+RUN apt-get update && apt-get install -y --no-install-recommends \
+ openjdk-8-jdk-headless procps \
+ && apt-get clean \
+ && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
+
+LABEL service-type=system
+LABEL arg.memory=512M
+LABEL arg.restart=always
+LABEL arg.ports=8771:8771
+
+ENV JAVA_OPTS=" -Xms64M -Xmx512M -Xss256k -XX:+HeapDumpOnOutOfMemoryError "
+
+EXPOSE 8771
+
+ADD ./@artifactId@-*-boot.jar /@artifactId@-@version@.jar
+ENTRYPOINT java -server -noverify $JAVA_OPTS -Djava.security.egd=file:/dev/urandom -jar /@artifactId@-@version@.jar \
+ --spring.profiles.active=staging --dm.swarm-exec.path=/gocode/bin/swarm
diff --git a/agent/pom.xml b/agent/pom.xml
new file mode 100644
index 00000000..d8c16563
--- /dev/null
+++ b/agent/pom.xml
@@ -0,0 +1,57 @@
+
+
+ dm-parent
+ com.codeabovelab.dm
+ 1.2.0-SNAPSHOT
+
+ 4.0.0
+
+ agent
+ jar
+ Agent module. Proxy 'docker.sock' to http port.
+
+ com.codeabovelab.dm.agent.Application
+
+
+
+
+
+ org.codehaus.mojo
+ buildnumber-maven-plugin
+
+
+ org.springframework.boot
+ spring-boot-maven-plugin
+
+
+
+
+
+
+
+ org.springframework.boot
+ spring-boot-starter-web
+
+
+ org.springframework.boot
+ spring-boot-starter-tomcat
+
+
+
+
+ org.springframework.boot
+ spring-boot-starter-undertow
+
+
+ com.codeabovelab.dm
+ gateway-common
+
+
+ io.netty
+ netty-all
+
+
+
+
+
+
diff --git a/agent/src/main/java/com/codeabovelab/dm/agent/Application.java b/agent/src/main/java/com/codeabovelab/dm/agent/Application.java
new file mode 100644
index 00000000..2bba8a0d
--- /dev/null
+++ b/agent/src/main/java/com/codeabovelab/dm/agent/Application.java
@@ -0,0 +1,48 @@
+/*
+ * Copyright 2017 Code Above Lab LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.codeabovelab.dm.agent;
+
+import com.codeabovelab.dm.agent.dp.ProxyServlet;
+import org.springframework.boot.builder.SpringApplicationBuilder;
+import org.springframework.boot.context.embedded.undertow.UndertowEmbeddedServletContainerFactory;
+import org.springframework.boot.web.support.SpringBootServletInitializer;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.context.annotation.Import;
+import org.springframework.context.support.PropertySourcesPlaceholderConfigurer;
+
+import javax.servlet.Servlet;
+
+/**
+ */
+@Import({
+ UndertowEmbeddedServletContainerFactory.class,
+ PropertySourcesPlaceholderConfigurer.class
+})
+@Configuration
+public class Application extends SpringBootServletInitializer {
+
+ public static void main(String[] args) {
+ new SpringApplicationBuilder(Application.class).run(args);
+ }
+
+ @Bean
+ public Servlet dispatcherServlet() {
+ return new ProxyServlet();
+ }
+
+}
diff --git a/agent/src/main/java/com/codeabovelab/dm/agent/dp/ProxyServlet.java b/agent/src/main/java/com/codeabovelab/dm/agent/dp/ProxyServlet.java
new file mode 100644
index 00000000..503c5be1
--- /dev/null
+++ b/agent/src/main/java/com/codeabovelab/dm/agent/dp/ProxyServlet.java
@@ -0,0 +1,168 @@
+/*
+ * Copyright 2017 Code Above Lab LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.codeabovelab.dm.agent.dp;
+
+
+import com.codeabovelab.dm.common.utils.Closeables;
+import com.google.common.collect.Iterables;
+import com.google.common.collect.Iterators;
+import com.google.common.collect.UnmodifiableIterator;
+import io.netty.bootstrap.Bootstrap;
+import io.netty.buffer.ByteBuf;
+import io.netty.channel.*;
+import io.netty.channel.epoll.EpollDomainSocketChannel;
+import io.netty.channel.epoll.EpollEventLoopGroup;
+import io.netty.channel.unix.DomainSocketAddress;
+import io.netty.channel.unix.DomainSocketChannel;
+import io.netty.handler.codec.http.*;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.beans.factory.annotation.Autowired;
+
+import javax.servlet.*;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import java.io.IOException;
+import java.util.Enumeration;
+
+/**
+ * Rest controller which serves proxy requests
+ */
+@Slf4j
+public class ProxyServlet extends GenericServlet {
+
+
+ private final Bootstrap bootstrap;
+ private final EpollEventLoopGroup group;
+
+ @Autowired
+ public ProxyServlet() {
+ this.bootstrap = new Bootstrap();
+ this.group = new EpollEventLoopGroup();
+ bootstrap.group(group)
+ .channel(EpollDomainSocketChannel.class)
+ .handler(new ChannelInitializer() {
+ @Override
+ protected void initChannel(DomainSocketChannel channel) throws Exception {
+ channel.pipeline().addLast(new HttpClientCodec());
+ }
+ }
+ );
+ }
+
+ @Override
+ public void service(ServletRequest req, ServletResponse res) throws ServletException, IOException {
+ final HttpServletRequest request = (HttpServletRequest) req;
+ final HttpServletResponse response = (HttpServletResponse) res;
+ try {
+ System.out.println("BEFORE CONNECT");
+ ChannelFuture cf = bootstrap.connect(new DomainSocketAddress("/var/run/docker.sock")).sync();
+ Channel channel = cf.channel();
+ channel.pipeline().addLast(new Handler(response));
+ DefaultFullHttpRequest backendReq = buildRequest(request);
+ System.out.println("BEFORE SEND " + backendReq);
+ channel.writeAndFlush(backendReq).sync();
+ channel.closeFuture().sync();
+ } catch (Exception e) {
+ log.error("Error", e);
+ }
+ }
+
+ private DefaultFullHttpRequest buildRequest(HttpServletRequest request) {
+ String uri = request.getRequestURI();
+ HttpMethod method = HttpMethod.valueOf(request.getMethod());
+ DefaultFullHttpRequest br = new DefaultFullHttpRequest(HttpVersion.HTTP_1_1, method, uri);
+ Enumeration headers = request.getHeaderNames();
+ HttpHeaders bh = br.headers();
+ while(headers.hasMoreElements()) {
+ String header = headers.nextElement();
+ Iterable iter = () -> Iterators.forEnumeration(request.getHeaders(header));
+ bh.add(header, iter);
+ }
+ return br;
+ }
+
+ @Override
+ public void destroy() {
+ group.shutdownGracefully();
+ }
+
+ // TODO add identifier for each request (for logging purposes)
+ // implement web socket & chunked streaming
+ private static class Handler extends ChannelInboundHandlerAdapter {
+ private final HttpServletResponse frontResp;
+ private volatile ServletOutputStream stream;
+ private volatile boolean hasError;
+
+ Handler(HttpServletResponse frontResp) {
+ this.frontResp = frontResp;
+ }
+
+ @Override
+ public void channelRead(final ChannelHandlerContext ctx, final Object msg) throws Exception {
+ System.out.println("READ " + msg);
+ if(msg instanceof HttpResponse) {
+ HttpResponse backendResp = (HttpResponse) msg;
+ HttpResponseStatus status = backendResp.status();
+ frontResp.setStatus(status.code());
+ } else if(msg instanceof HttpContent) {
+ HttpContent backendResp = (HttpContent) msg;
+ if(backendResp == LastHttpContent.EMPTY_LAST_CONTENT) {
+ ctx.close();
+ return;
+ }
+ ServletOutputStream sos = getStream();
+ if(sos == null) {
+ log.warn("Stream null on non closed handler.");
+ return;
+ }
+ ByteBuf buf = backendResp.content();
+ try {
+ byte arr[] = new byte[1024];
+ int end;
+ while((end = buf.readableBytes()) > 0) {
+ int len = Math.min(end, arr.length);
+ buf.readBytes(arr, 0, len);
+ sos.write(arr, 0, len);
+ }
+ } finally {
+ buf.release();
+ }
+ }
+ }
+
+ private synchronized ServletOutputStream getStream() throws IOException {
+ if(stream == null && !hasError) {
+ stream = frontResp.getOutputStream();
+ }
+ return stream;
+ }
+
+ @Override
+ public void channelReadComplete(ChannelHandlerContext ctx) throws Exception {
+ System.out.println("COMPLETE");
+ Closeables.close(this.stream);
+ }
+
+ @Override
+ public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause) throws Exception {
+ this.hasError = true;
+ log.error("Error in pipeline: ", cause);
+ ctx.close();
+ frontResp.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR, cause.toString());
+ }
+ }
+}
diff --git a/agent/src/main/java/com/codeabovelab/dm/agent/dp/package-info.java b/agent/src/main/java/com/codeabovelab/dm/agent/dp/package-info.java
new file mode 100644
index 00000000..a8b56f40
--- /dev/null
+++ b/agent/src/main/java/com/codeabovelab/dm/agent/dp/package-info.java
@@ -0,0 +1,20 @@
+/*
+ * Copyright 2017 Code Above Lab LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**
+ * Docker proxy
+ */
+package com.codeabovelab.dm.agent.dp;
\ No newline at end of file
diff --git a/pom.xml b/pom.xml
index 411b5cb0..ba85d827 100644
--- a/pom.xml
+++ b/pom.xml
@@ -77,6 +77,7 @@
common
cluster-manager
+ agent