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paymentservice: Docker image size optimization (#53)

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Reduced docker image size to ~153MB (was ~781MB). 
* Uses alpine linux and multi stage builds. 
* Changed `CMD` to `ENTRYPOINT`
This commit is contained in:
Colin Nelson 2018-09-26 10:58:33 -07:00 committed by Ahmet Alp Balkan
parent 1263da2172
commit 7ced638e2f
1 changed files with 21 additions and 5 deletions
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26
src/paymentservice/Dockerfile
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@ -1,7 +1,13 @@
FROM node:8
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/${GRPC_HEALTH_PROBE_VERSION}/grpc_health_probe-linux-amd64 && \
chmod +x /bin/grpc_health_probe
FROM node:8-alpine as base
FROM base as builder
# Some packages (e.g. @google-cloud/profiler) require additional
# deps for post-install scripts
RUN apk add --update --no-cache \
python \
make \
g++
WORKDIR /usr/src/app
@ -9,8 +15,18 @@ COPY package*.json ./
RUN npm install --only=production
FROM base
RUN GRPC_HEALTH_PROBE_VERSION=v0.1.0-alpha.1 && \
wget -qO/bin/grpc_health_probe https://github.com/grpc-ecosystem/grpc-health-probe/releases/download/${GRPC_HEALTH_PROBE_VERSION}/grpc_health_probe-linux-amd64 && \
chmod +x /bin/grpc_health_probe
WORKDIR /usr/src/app
COPY --from=builder /usr/src/app/node_modules ./node_modules
COPY . .
EXPOSE 50051
CMD [ "node", "index.js" ]
ENTRYPOINT [ "node", "index.js" ]