Add a patch to remove SQS functionality

signal-server-patches/remove-sqs.patch

@@ -0,0 +1,32 @@
+diff --git a/src/main/java/org/whispersystems/textsecuregcm/sqs/DirectoryQueue.java b/src/main/java/org/whispersystems/textsecuregcm/sqs/DirectoryQueue.java
+index bd05995..0d12f57 100644
+--- a/src/main/java/org/whispersystems/textsecuregcm/sqs/DirectoryQueue.java
++++ b/src/main/java/org/whispersystems/textsecuregcm/sqs/DirectoryQueue.java
+@@ -66,26 +66,7 @@ public class DirectoryQueue {
+   }
+ 
+   private void sendMessage(String action, String user) {
+-    final Map<String, MessageAttributeValue> messageAttributes = new HashMap<>();
+-    messageAttributes.put("id", new MessageAttributeValue().withDataType("String").withStringValue(user));
+-    messageAttributes.put("action", new MessageAttributeValue().withDataType("String").withStringValue(action));
+-    SendMessageRequest sendMessageRequest = new SendMessageRequest()
+-            .withQueueUrl(queueUrl)
+-            .withMessageBody("-")
+-            .withMessageDeduplicationId(user + action)
+-            .withMessageGroupId(user)
+-            .withMessageAttributes(messageAttributes);
+-    try {
+-      sqs.sendMessage(sendMessageRequest);
+-    } catch (AmazonServiceException ex) {
+-      serviceErrorMeter.mark();
+-      logger.warn("sqs service error: ", ex);
+-    } catch (AmazonClientException ex) {
+-      clientErrorMeter.mark();
+-      logger.warn("sqs client error: ", ex);
+-    } catch (Throwable t) {
+-      logger.warn("sqs unexpected error: ", t);
+-    }
++    logger.info("Pretending to send SQS message: " + user + " " + action);
+   }
+ 
+ }

signal-server.Dockerfile

@@ -5,7 +5,6 @@ WORKDIR /usr/local/src/Signal-Server
 COPY signal-server-patches /tmp/signal-server-patches
 RUN /tmp/signal-server-patches/apply-patches.sh
 RUN mvn install -DskipTests
-RUN ls -lha target
 
 FROM debian:9
 RUN apt-get update && apt-get install -y openjdk-8-jre-headless