Dockerfile Linter

DevOps & Infrastructure

Analyze Dockerfiles for common mistakes.

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FROM node:latest
MAINTAINER John Doe <john@example.com>

RUN apt-get update
RUN apt-get install -y curl

ADD . /app
WORKDIR /app

RUN npm install
RUN sudo chmod +x script.sh

CMD ["node", "index.js"]

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Dockerfile

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FROM node:latest
MAINTAINER John Doe <john@example.com>

RUN apt-get update
RUN apt-get install -y curl

ADD . /app
WORKDIR /app

RUN npm install
RUN sudo chmod +x script.sh

CMD ["node", "index.js"]

Press ⌘+Enter to lint

Issues