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Add the ENV instruciton to the docker builder documentation

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Guillaume J. Charmes 2013-05-06 18:54:27 -07:00
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commit 4c7c177e4e
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docs/sources/builder/basics.rst
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@ -66,7 +66,16 @@ It is equivalent to do `docker commit -run '{"Cmd": <command>}'` outside the bui
The `EXPOSE` instruction sets ports to be publicly exposed when running the image. The `EXPOSE` instruction sets ports to be publicly exposed when running the image.
This is equivalent to do `docker commit -run '{"PortSpecs": ["<port>", "<port2>"]}'` outside the builder. This is equivalent to do `docker commit -run '{"PortSpecs": ["<port>", "<port2>"]}'` outside the builder.
2.6 INSERT 2.6 ENV
-------
``ENV <key> <value>``
The `ENV` instruction set as environment variable `<key>` with the value `<value>`. This value will be passed to all future ``RUN`` instructions.
.. note::
The environment variables are local to the Dockerfile, they will not be set as autorun.
2.7 INSERT
---------- ----------
``INSERT <file url> <path>`` ``INSERT <file url> <path>``