[[http_auth]]
== --http_auth

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Summary
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Allow basic HTTP authentication (e.g. `user:pass`) to an Elasticsearch instance.

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Flags
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* `--http_auth` A username and password in the format of `username:password`.
Default value is `None`

IMPORTANT: This flag must come before any <<commands,command>>.

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Example
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Connect to an elasticsearch instance protected by basic HTTP authentication:

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curator --host es-host --port 9443 --http_auth user:pass <<command>> <<flags>>
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