From 09e5fd1d13a0ed6476a269ce9fd6e90d877972b2 Mon Sep 17 00:00:00 2001
From: Stefan Hynek <stefan.hynek@uni-goettingen.de>
Date: Fri, 25 Feb 2022 16:17:02 +0100
Subject: [PATCH] fix(dockerfile): move pyicu library build to own docker build
stage
reduces image size and leaves g++ package behind
---
Dockerfile | 17 ++++++++++++++---
1 file changed, 14 insertions(+), 3 deletions(-)
diff --git a/Dockerfile b/Dockerfile
index f86765e..70261b4 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -3,6 +3,14 @@
# SPDX-License-Identifier: CC0-1.0
# syntax=docker/dockerfile:1
+FROM python:3.8-alpine as builder
+
+# build icu lib
+# hadolint ignore=DL3018
+RUN apk add --no-cache g++ icu-dev \
+ && pip install --no-cache-dir PyICU==2.8.1
+
+
FROM python:3.8-alpine
LABEL \
@@ -15,11 +23,14 @@ LABEL \
org.label-schema.vcs-url="https://gitlab.gwdg.de/dariah-de/textgridrep/repdav" \
org.label-schema.vendor="SUB/FE"
+# copy pre-compiled icu lib from builder stage
+COPY --from=builder /usr/local/lib/python3.8/site-packages/icu /usr/local/lib/python3.8/site-packages/icu
+COPY --from=builder /usr/local/lib/python3.8/site-packages/PyICU-2.8.1.dist-info /usr/local/lib/python3.8/site-packages/PyICU-2.8.1.dist-info
+
+# icu-dev package is nevertheless needed by the python library
# hadolint ignore=DL3018
RUN adduser -D repdav \
- && apk add --no-cache \
- # currently needed by icu library; needs to be replaced somehow...
- g++ icu-dev
+ && apk add --no-cache icu-dev
USER repdav
--
GitLab