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adservice: Refactored Dockerfile to be a multi stage build. The 'build' step runs from openjdk:8-slim, but the final image is alpine based. We can get away from this since java runs in a vm & the architecture of the images doesn't change between biuld steps

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Colin Nelson 2018-10-06 14:07:21 -07:00
parent 27cd7cab28
commit e10f1f1efe
1 changed files with 2 additions and 14 deletions
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16
src/adservice/Dockerfile
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@ -1,19 +1,7 @@
FROM openjdk:8-alpine as base
FROM base as builder
FROM openjdk:8-slim as builder
WORKDIR /app
# This is because the protoc-gen-grpc-java library
# is a glibc compiled binary and alpine is
# based on musl-libc
RUN apk --no-cache add ca-certificates && \
wget -q -O /etc/apk/keys/sgerrand.rsa.pub https://alpine-pkgs.sgerrand.com/sgerrand.rsa.pub && \
wget https://github.com/sgerrand/alpine-pkg-glibc/releases/download/2.28-r0/glibc-2.28-r0.apk && \
apk add glibc-2.28-r0.apk
# Next three steps are for caching dependency downloads
# to improve subsequent docker build.
COPY ["build.gradle", "gradlew", "./"]
COPY gradle gradle
RUN ./gradlew downloadRepos
@ -21,7 +9,7 @@ RUN ./gradlew downloadRepos
COPY . .
RUN ./gradlew installDist
FROM base
FROM openjdk:8-alpine
RUN GRPC_HEALTH_PROBE_VERSION=v0.1.0-alpha.1 && \
wget -qO/bin/grpc_health_probe https://github.com/grpc-ecosystem/grpc-health-probe/releases/download/${GRPC_HEALTH_PROBE_VERSION}/grpc_health_probe-linux-amd64 && \