ZOOKEEPER-4790: Make client hostname verification configurable #2173
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nightkr
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Accidentally closed the PR, sorry. Have you considered replacing the current apporach with separate config settings?
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In a green field I think that makes sense, but I don't think it's worth breaking the old config value "just" for this. |
You can keep backward compatibility by parsing both |
| @@ -1739,6 +1739,12 @@ and [SASL authentication for ZooKeeper](https://cwiki.apache.org/confluence/disp | |||
| Disabling it only recommended for testing purposes. | |||
| Default: true | |||
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| * *ssl.clientHostnameVerification* and *ssl.quorum.clientHostnameVerification* : | |||
| (Java system properties: **zookeeper.ssl.clientHostnameVerification** and **zookeeper.ssl.quorum.clientHostnameVerification**) | |||
| **New in (INSERT VERSION HERE):** | |||
| * *ssl.clientHostnameVerification* and *ssl.quorum.clientHostnameVerification* : | ||
| (Java system properties: **zookeeper.ssl.clientHostnameVerification** and **zookeeper.ssl.quorum.clientHostnameVerification**) | ||
| **New in (INSERT VERSION HERE):** | ||
| Specifies whether the client's hostname verification is enabled in client and quorum TLS negotiation process. |
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Please add that this setting will require server hostnameVerification setting to be true.
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@nightkr Ignore my previous comment. Since client hostname verification is bound to server hostname verification setting, it makes sense to keep the original and general |
FIPS mode technically covers this, in a sort of sledgehammery way, but I think it's still worthwhile to have an explicit option for this and only this. Especially since FIPS compliance is a pretty broad thing (see ZOOKEEPER-4832) that will likely expand in the future to cover a lot of things that may or may not be desired.