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https://issues.apache.org/jira/browse/CASSGO-97?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=18040347#comment-18040347
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João Reis edited comment on CASSGO-97 at 11/24/25 2:25 PM:
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Oh and we should get rid of the error string parsing and just do a simple loop
of trying every protocol version from the latest to the oldest until we find
one that is supported
was (Author: JIRAUSER306784):
Oh and we should get rid of the error string parsing and just do a simple loop
of trying every protocol version from the latest to the lowest until we find
one that is supported
> Protocol version negotiation doesn't work if server replies with stream id
> different than 0
> -------------------------------------------------------------------------------------------
>
> Key: CASSGO-97
> URL: https://issues.apache.org/jira/browse/CASSGO-97
> Project: Apache Cassandra Go driver
> Issue Type: Bug
> Components: Core
> Reporter: João Reis
> Priority: Normal
> Fix For: 2.x
>
>
> If the server's ProtocolError response comes with stream id 0 then [this
> code|https://github.com/apache/cassandra-gocql-driver/blob/0326fae3617dd19b901f2e9a97479c04fc11e05a/conn.go#L685-L700]
> will create the protocol error object.
> If the response comes with a positive stream id then [this
> code|https://github.com/apache/cassandra-gocql-driver/blob/0326fae3617dd19b901f2e9a97479c04fc11e05a/conn.go#L1314-L1330]
> will create the protocol error object. This latter way of creating the error
> makes [the regex check not
> work|https://github.com/apache/cassandra-gocql-driver/blob/0326fae3617dd19b901f2e9a97479c04fc11e05a/control.go#L210-L245].
> This was found when trying to connect to
> [ZDM-Proxy|https://github.com/datastax/zdm-proxy/] but connecting to a C*
> 3.11.x cluster works fine.
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