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Specify ENV variables are also used for CMD. 

Signed-off-by: Michael Crosby <crosbymichael@gmail.com>
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Jan Koprowski 2014-12-15 13:28:42 +01:00 committed by Tibor Vass
parent 350d2e33b7
commit fbe252581a
1 changed files with 2 additions and 1 deletions
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docs/sources/reference/builder.md
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@ -349,7 +349,8 @@ accessible from the host by default. To expose ports to the host, at runtime,
ENV <key>=<value> ...
The `ENV` instruction sets the environment variable `<key>` to the value
`<value>`. This value will be passed to all future `RUN` instructions. This is
`<value>`. This value will be passed to all future
`RUN`, `ENTRYPOINT`, and `CMD` instructions. This is
functionally equivalent to prefixing the command with `<key>=<value>`
The `ENV` instruction has two forms. The first form, `ENV <key> <value>`,