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Dockerfile: improve caching by installing devDependencies before copying the code

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This should help avoid having to run the npm install for devDependencies (which are actually most of the modules)
every time there's a change in the code.

Change-Type: patch
Signed-off-by: Pablo Carranza Velez <pablo@resin.io>
This commit is contained in:
Pablo Carranza Velez 2017-12-11 12:44:08 -08:00
parent b000c0c9ee
commit 12ab5c16ea
1 changed files with 6 additions and 5 deletions
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11
Dockerfile
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@ -142,16 +142,17 @@ RUN mkdir -p rootfs-overlay && \
COPY package.json /usr/src/app/
# Install only the production modules that have C extensions
# Save the modules and then install devDependencies for build
RUN JOBS=MAX npm install --production --no-optional --unsafe-perm \
&& npm dedupe
&& npm dedupe \
&& cp -R node_modules node_modules_prod \
&& npm install --no-optional --unsafe-perm
COPY webpack.config.js fix-jsonstream.js /usr/src/app/
COPY src /usr/src/app/src
# Install devDependencies, build the coffeescript and then prune the deps
RUN cp -R node_modules node_modules_prod \
&& npm install --no-optional --unsafe-perm \
&& npm run lint \
# Build the coffeescript and then restore the production modules
RUN npm run lint \
&& npm run build \
&& rm -rf node_modules \
&& mv node_modules_prod node_modules