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healthcheck examples - considers valid exit codes (#4652)

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As the exit codes for healthcheck must be 0 or 1 , these examples take care about that.
(curl could also exit with another code != 1)
This commit is contained in:
rdxmb
2017-09-19 19:26:53 +02:00
committed by Misty Stanley-Jones
parent 7388b14411
commit 207acedee2
1 changed files with 3 additions and 4 deletions
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7
compose/compose-file/index.md
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@@ -1042,13 +1042,12 @@ for details on how healthchecks work.
`test` must be either a string or a list. If it's a list, the first item must be
either `NONE`, `CMD` or `CMD-SHELL`. If it's a string, it's equivalent to
specifying `CMD-SHELL` followed by that string.
# Hit the local web app
test: ["CMD", "curl", "-f", "http://localhost"]
# As above, but wrapped in /bin/sh. Both forms below are equivalent.
test: ["CMD-SHELL", "curl -f http://localhost && echo 'cool, it works'"]
test: curl -f https://localhost && echo 'cool, it works'
test: ["CMD-SHELL", "curl -f http://localhost || exit 1"]
test: curl -f https://localhost || exit 1
To disable any default healthcheck set by the image, you can use `disable:
true`. This is equivalent to specifying `test: ["NONE"]`.
@@ -1757,7 +1756,7 @@ Each of these is a single value, analogous to its
## Specifying durations
Some configuration options, such as the `interval` and `timeout` sub-options for
[`healthcheck`](#healthcheck), accept a duration as a string in a
[`check`](#healthcheck), accept a duration as a string in a
format that looks like this:
2.5s