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From "Vladimir Ozerov (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (IGNITE-9367) CPP: ODBC client crashes after executing query with closed connection
Date Thu, 04 Oct 2018 09:48:00 GMT

     [ https://issues.apache.org/jira/browse/IGNITE-9367?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Vladimir Ozerov updated IGNITE-9367:
------------------------------------
    Fix Version/s: 2.7

> CPP: ODBC client crashes after executing query with closed connection
> ---------------------------------------------------------------------
>
>                 Key: IGNITE-9367
>                 URL: https://issues.apache.org/jira/browse/IGNITE-9367
>             Project: Ignite
>          Issue Type: Bug
>          Components: platforms
>    Affects Versions: 2.6
>         Environment: Ubuntu 16.04
>            Reporter: Roman Guseinov
>            Assignee: Roman Guseinov
>            Priority: Major
>              Labels: cpp
>             Fix For: 2.7
>
>         Attachments: odbc-crash-reproducer.cpp, server-config.xml
>
>
> This scenario should not lead an application crash. It seems we should throw an exception
like "Connection is closed" instead.
> Thread dump:
> {code:java}
> Thread #1 [odbc-crash-repr] 18020 [core: 0] (Suspended : Signal : SIGSEGV:Segmentation
fault)	
> ignite::odbc::Connection::TryRestoreConnection() at connection.cpp:628 0x454264	
> ignite::odbc::Connection::EnsureConnected() at connection.cpp:607 0x4549cd	
> ignite::odbc::Connection::SyncMessage<ignite::odbc::QueryExecuteRequest, ignite::odbc::QueryExecuteResponse>()
at connection.h:168 0x45c705	
> ignite::odbc::query::DataQuery::MakeRequestExecute() at data_query.cpp:217 0x45c705	
> ignite::odbc::Statement::InternalExecuteSqlQuery() at statement.cpp:629 0x42d32e	
> ignite::odbc::Statement::InternalExecuteSqlQuery() at statement.cpp:586 0x42d499	
> ignite::odbc::Statement::ExecuteSqlQuery() at statement.cpp:576 0x42d4c1	
> ignite::SQLExecDirect() at odbc.cpp:395 0x42614c	
> GetDataWithOdbc() at odbc-crash-reproducer.cpp:151 0x40898a	
> QueryData() at odbc-crash-reproducer.cpp:172 0x408af2	
> <...more frames...>
> {code}
> Reproducer is attached.



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