20 lines
1,023 B
Docker
20 lines
1,023 B
Docker
# Tell Docker to use the "node" Docker Image at version "10.15.3"
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FROM node:10.15.3
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# Create our containers WORKDIR and "node_modules" directory.
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# Give the user:group "node" ownership of all files/directories in our containers WORKDIR
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RUN mkdir -p /home/node/app/node_modules && chown -R node:node /home/node/app
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# Tell our container which directory to use as the WORKDIR
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WORKDIR /home/node/app
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# Copy over our local version of "package.json" and "package-lock.json" into our container
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COPY package*.json ./
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# Creates a user for our container
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USER node
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# Installs our NPM packages from the "package.json" file we moved from local in to our container
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RUN npm install
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# Tells our container who owns the copied content
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COPY --chown=node:node . .
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# Exposes the port "3000" from our container
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# This is also how we can connect to our container from our host machine (the one you're reading this from now)
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EXPOSE 3000
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# An array of commands our container needs to run when we start it
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CMD ["node", "run.js"]
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