Merge pull request #5 from bryanlatten/feature-alpine

Dockerfile: added alpine alternative

Dockerfile-alpine

@@ -0,0 +1,29 @@
+FROM alpine:3.4
+MAINTAINER Bryan Latten <[email protected]>
+
+# Use in multi-phase builds, when an init process requests for the container to gracefully exit, so that it may be committed
+# Used with alternative CMD (worker.sh), leverages supervisor to maintain long-running processes
+ENV SIGNAL_BUILD_STOP=99 \
+    S6_BEHAVIOUR_IF_STAGE2_FAILS=2 \
+    S6_KILL_FINISH_MAXTIME=5000 \
+    S6_KILL_GRACETIME=3000
+
+RUN echo '@edge http://dl-cdn.alpinelinux.org/alpine/edge/testing' >> /etc/apk/repositories && \
+    apk update && \
+    apk add --no-cache \
+        sed \
+        bash \
+        grep \
+    && \
+    rm -rf /var/cache/apk/*
+
+# Overlay the root filesystem from this repo
+COPY ./container/root /
+
+# Add S6 overlay build, to avoid having to build from source
+RUN tar xzf /tmp/s6-overlay-amd64.tar.gz -C / && \
+    rm /tmp/s6-overlay-amd64.tar.gz
+
+# NOTE: intentionally NOT using s6 init as the entrypoint
+# This would prevent container debugging if any of those service crash
+CMD ["/bin/bash", "/run.sh"]

docker-compose.yml

@@ -0,0 +1,19 @@
+ubuntu:
+  build: .
+  ports:
+   - '8080:8080'
+  environment:
+    SERVER_LOG_MINIMAL: 1
+    SERVER_APP_NAME: docker-test
+    S6_KILL_FINISH_MAXTIME: 1
+    S6_KILL_GRACETIME: 1
+alpine:
+  build: .
+  dockerfile: Dockerfile-alpine
+  ports:
+   - '8081:8080'
+  environment:
+    SERVER_LOG_MINIMAL: 1
+    SERVER_APP_NAME: docker-test
+    S6_KILL_FINISH_MAXTIME: 1
+    S6_KILL_GRACETIME: 1