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Merged
merged 3 commits into from
Mar 15, 2017
Merged

Update packaging instructions #53

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f6f5baf
Require `LABEL maintainer` instead of `MAINTAINER` (deprecated)
dblandin Mar 15, 2017
4855ee2
Update Dockerfile example
dblandin Mar 15, 2017
7a0b59a
Bump spec version to v0.3.1
dblandin Mar 15, 2017
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18 changes: 11 additions & 7 deletions SPEC.md
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Expand Up @@ -313,7 +313,7 @@ easily portable between systems, regardless of the programming language they are
implemented in. We recommend Engine implementors use a `Dockerfile` to automate
the builds of these images. The `Dockerfile` must follow these specifications:

* The images must specify a `MAINTAINER`.
* The image must specify a `maintainer` `LABEL`:
* The `/code` must be declared as a `VOLUME`.
* The `WORKDIR` must be specified as `/code`
* A non-root user named `app` must be created with UID and GID 9000 and declared
Expand All @@ -325,21 +325,25 @@ the builds of these images. The `Dockerfile` must follow these specifications:
Here is an example of a `Dockerfile` that follows the specifications for an engine written in Node.js:

```
FROM node
FROM node:7.7-alpine

MAINTAINER Michael R. Bernstein
LABEL maintainer "Your Name <hello@example.com>"

RUN useradd -u 9000 -r -s /bin/false app
WORKDIR /usr/src/app
COPY package.json /usr/src/app/

RUN npm install glob
RUN npm install

WORKDIR /code
RUN adduser -u 9000 -D app
COPY . /usr/src/app
RUN chown -R app:app /usr/src/app

USER app

VOLUME /code
WORKDIR /code

CMD ["/usr/src/app/bin/fixme"]
CMD ["/usr/src/app/bin/your-engine"]
```

## Naming convention
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2 changes: 1 addition & 1 deletion VERSION
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@@ -1 +1 @@
0.3.0
0.3.1