From 467730ee037523956c0618642fb634cc597cb6ed Mon Sep 17 00:00:00 2001
From: gl <gero.lueckemeyer@hft-stuttgart.de>
Date: Thu, 19 Oct 2023 14:10:12 +0200
Subject: [PATCH] externalized user and group config from docker image build,
config with env USER and GID (of docker group) or build-args AUSER and AGID
(of docker group)
---
Dockerfile | 17 +++++++++--------
1 file changed, 9 insertions(+), 8 deletions(-)
diff --git a/Dockerfile b/Dockerfile
index 7ad8fc9..17f00f2 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -25,22 +25,23 @@ ENV SPRING_CONFIG_ADDITIONAL_LOCATION "file:/data/config/"
COPY --from=corretto-jdk /customjre $JAVA_HOME
# Add app user
-ARG APPLICATION_USER=appuser
-RUN addgroup -g 137 -S docker
-RUN adduser --no-create-home -u 1000 -G docker -D $APPLICATION_USER
+ARG AUSER=appuser
+ARG AGID=137
+ENV USER=$AUSER
+ENV GID=$AGID
+RUN addgroup -g $GID -S docker
+RUN adduser --no-create-home -u 1000 -G docker -D $USER
# Prepare environment.
# Create needed folders
RUN mkdir /data && \
mkdir /data/config && \
- chown -R $APPLICATION_USER /data
-
-EXPOSE 8080
+ chown -R $USER /data
VOLUME /data
-COPY --chown=1000:1000 target/dta-backend.jar app.jar
+COPY --chown=1000:$GID target/dta-backend.jar app.jar
-USER 1000
+USER 1000:$GID
ENTRYPOINT ["java","-Djava.security.egd=file:/dev/./urandom","-jar","/app.jar"]
--
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