feat: improve docker build performances (#572)

docker/.dockerignore → .dockerignore

@@ -6,4 +6,5 @@ docs
 .nyc_output
 .coverage
 pkg
-test
+test
+node_modules

docker/Dockerfile

@@ -1,26 +1,25 @@
 # ----------------
 # STEP 1:
-FROM node:erbium-alpine AS build
+FROM chrisns/openzwave:alpine as ozw
 
-ARG OPENZWAVE_GIT_SHA1=master
+# ----------------
+# STEP 2:
+FROM node:12.18.0-alpine AS build-z2m
 
 # Install required dependencies
 RUN apk --no-cache add \
-    eudev-dev \
     coreutils \
     linux-headers \
     alpine-sdk \
     python \
     openssl
 
-WORKDIR /root
-
-# need to get the full repo so that the build can reference git sha etc
-RUN git clone https://github.com/OpenZWave/open-zwave.git 
+# needed to build openzwave-shared
+COPY --from=ozw /usr/local/include/openzwave /usr/local/include/openzwave
+COPY --from=ozw /openzwave/libopenzwave.so* /lib/
+COPY --from=ozw /openzwave/config /usr/local/etc/openzwave
 
-WORKDIR /root/open-zwave
-RUN git checkout ${OPENZWAVE_GIT_SHA1}
-RUN make install
+ENV LD_LIBRARY_PATH /lib
 
 WORKDIR /root/Zwave2Mqtt
 COPY . .
@@ -38,8 +37,8 @@ RUN rm -rf \
     stylesheets
 
 # ----------------
-# STEP 2:
-FROM node:erbium-alpine
+# STEP 3:
+FROM node:12.18.0-alpine
 
 LABEL maintainer="robertsLando"
 
@@ -51,9 +50,9 @@ RUN apk add --no-cache \
     eudev
 
 # Copy files from previous build stage
-COPY --from=build /root/open-zwave/libopenzwave.so* /lib/
-COPY --from=build /root/open-zwave/config /usr/local/etc/openzwave
-COPY --from=build /root/Zwave2Mqtt /usr/src/app
+COPY --from=ozw /openzwave/libopenzwave.so* /lib/
+COPY --from=ozw /openzwave/config /usr/local/etc/openzwave
+COPY --from=build-z2m /root/Zwave2Mqtt /usr/src/app
 
 # Set enviroment
 ENV LD_LIBRARY_PATH /lib