From ed6fc1af16d7ccf52621f46625a08787951b2233 Mon Sep 17 00:00:00 2001
From: Salt <rehashedsalt@cock.li>
Date: Wed, 12 May 2021 22:41:01 -0500
Subject: [PATCH] Add trap to gracefully cleanup, add screen session
---
Dockerfile | 2 +-
start-server.sh | 9 +++++++--
2 files changed, 8 insertions(+), 3 deletions(-)
diff --git a/Dockerfile b/Dockerfile
index e2fcdaa..81b2fe0 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -17,7 +17,7 @@ RUN apk add curl openjdk8-jre &&\
# The second stage is the actual container
FROM openjdk:8
-RUN apt-get update && apt-get install rsync -y
+RUN apt-get update && apt-get install rsync screen -y
WORKDIR /minecraft
COPY --from=build /minecraft .
CMD [ "bash", "start-server.sh" ]
diff --git a/start-server.sh b/start-server.sh
index c1bef15..efdac89 100755
--- a/start-server.sh
+++ b/start-server.sh
@@ -1,4 +1,4 @@
-#! /bin/sh
+#! /bin/bash
#
# start-server.sh
# Copyright (C) 2021 Vintage Salt <rehashedsalt@cock.li>
@@ -33,5 +33,10 @@ java -version
echo "Invoking java with args: $args"
# Start 'er up
-java $args
+cleanup() {
+ screen -p 0 -S minecraft -X stuff save-all^M
+ screen -p 0 -S minecraft -X stuff stop^M
+}
+trap cleanup EXIT
+screen -DmS minecraft java $args