Re: PsqlODBC with a SSL connection

From: Neil Best <nbest(at)ci(dot)uchicago(dot)edu>
To: pgsql-odbc(at)postgresql(dot)org
Subject: Re: PsqlODBC with a SSL connection
Date: 2009-09-28 17:48:46
Message-ID: 25649812.post@talk.nabble.com
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Did this work? How exactly? Could someone please post the entries in
.odbc.ini that accomplish this? I have not been able to puzzle it out. I
am using unixODBC under Linux. Under Windows it is controlled with a
drop-down in the GUI but under Linux I just edit .odbc.ini. Thanks.

Terry Lorber wrote:
>
> Looks like I need to include Ssslmode=require in the connection string
> (just Ssl=true) doesn't do it. Here's a nice list of attributes from
> the Npgsql,
> http://npgsql.projects.postgresql.org/docs/manual/UserManual.htm, website:
>
> <pre>
> Gets or sets the string used to connect to a PostgreSQL database.
>
> /// Valid values are:
> /// Server: Address/Name of Postgresql Server;
> /// Port: Port to connect to;
> /// Protocol: Protocol version to use, instead
> of automatic; Integer 2 or 3;
> /// Database: Database name. Defaults to user
> name if not specified;
> /// User Id: User name;
> /// Password: Password for clear text
> authentication;
> /// SSL: True or False. Controls whether to
> attempt a secure connection. Default = False;
> /// Pooling: True or False. Controls whether
> connection pooling is used. Default = True;
> /// MinPoolSize: Min size of connection pool.
> Default: 1;
> /// MaxPoolSize: Max size of connection pool.
> Default: 20;
> /// Encoding: Encoding to be used; Can be ASCII
> or UNICODE. Default is ASCII. Use UNICODE if you are having problems with
> accents.
> /// Timeout: Time to wait for connection open
> in seconds. Default is 15.
> /// CommandTimeout: Time to wait for command to finish
> execution before throw an exception. In seconds. Default is 20.
> /// Sslmode: Mode for ssl connection control.
> /// ConnectionLifeTime: Time to wait before closing unused
> connections in the pool in seconds. Default is 15.
> /// SyncNotification: Specifies if Npgsql should use
> synchronous notifications
> Encoding can be ASCII or UNICODE. If your application uses
> characters with accents and with default settings it doesn't work, try
> changing that.
> Min pool size when specified will make NpgsqlConnection pre
> allocates this number of connections with the server.
> Sslmode can be one of the following values:
> Prefer - If it is possible to connect using ssl, it will be
> used.
> Require - If an ssl connection cannot be made, an exception is
> thrown.
> Allow - Not supported yet, just connects without ssl.
> Disable - No ssl connection is done.
> Default is Disable.
> </pre>
>
>
> I can't say these are all valid for pgsqlODBC, but it's a start.
> Shouldn't this be somewhere on the postgresql.org site? If I've missed
> it, please show me the light!
>
> tgl
>
>
> Terry Lorber wrote:
>> I'm having difficulty connecting in SSL mode with the "PostgreSQL
>> ANSI" driver from a Win32 machine to a PostgreSQL 8.2 installation on
>> a GNU/Linux machine.
>>
>> I can connect from my client w/ SSL using "psql" from the command line
>> fine, also connecting using plain ODBC works too. When I try to force
>> the SSL connection (by making changes to the servers pg_hba.conf
>> file), I'm told SSL is off.
>>
>> Is there something in the connection string I use to tell the driver
>> to use SSL?
>>
>> Thanks.
>>
>> tgl
>>
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>>
>> http://www.postgresql.org/docs/faq
>>
>
>
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