[OpenSIPS-Users] Connect to AWS RDS database with SSL enabled
Vlad Patrascu
vladp at opensips.org
Mon Sep 19 13:06:06 UTC 2022
Hi Jacky,
I cant think of any workaround unfortunately.
Regards,
--
Vlad Patrascu
OpenSIPS Core Developer
http://www.opensips-solutions.com
On 17.09.2022 18:46, jacky z wrote:
> Hi Vlad,
>
> Is there any workaround to disable the client cert? Thanks!
>
> On Wed, Sep 14, 2022 at 9:16 PM Vlad Patrascu <vladp at opensips.org> wrote:
>
> Hi Jacky,
>
> OpenSIPS will always require you to configure a client certificate
> for TLS client domains and will also present that certificate when
> connecting. But normally, a TLS server can simply choose not to
> verify the client certificate. I don't have any experience with
> AWS RDS though but it seems odd to not accept a connection only
> because the client did present a certificate.
>
> Regards,
>
> --
> Vlad Patrascu
> OpenSIPS Core Developer
> http://www.opensips-solutions.com
>
> On 14.09.2022 05:42, jacky z wrote:
>> Hi Bogdan-Andrei,
>>
>> I checked the mariadb documentation and found mariadb has two
>> options to set ssl connection: two-way TSL and one-way TSL. It
>> seems AWS RDS only supports one-way TSL, that is, TSL is used
>> without a client cert. Does OPENSIPS support such one-way TSL to
>> connect a database? Thanks!
>>
>> On Wed, Sep 14, 2022 at 12:06 AM jacky z <zjack0992 at gmail.com> wrote:
>>
>> Hi Bogdan-Andrei,
>>
>> I have set the "certificate" and "private_key" in my script,
>> as I explained in method 1. However, AWS RDS doesn't support
>> a client cert. Please refer to
>> https://stackoverflow.com/questions/53760104/how-to-configure-x509-client-certificate-based-authentication-to-connect-to-aws
>>
>> Is there any workaround to use the public cert list provided
>> by AWS? Anyone has successfully used RDS with SSL
>> connections? Thanks!
>>
>> On Tue, Sep 13, 2022 at 9:54 PM Bogdan-Andrei Iancu
>> <bogdan at opensips.org> wrote:
>>
>> Set the certificate and key you have in the tls_mgm
>> module, for the "certificate" and "private_key" parameters.
>>
>> Regards,
>>
>> Bogdan-Andrei Iancu
>>
>> OpenSIPS Founder and Developer
>> https://www.opensips-solutions.com
>> OpenSIPS Summit 27-30 Sept 2022, Athens
>> https://www.opensips.org/events/Summit-2022Athens/
>>
>> On 9/13/22 2:57 PM, jacky z wrote:
>>> Hi Bogdan-Andrei,
>>>
>>> I tried two methods.
>>>
>>> Method 1:
>>>
>>> #enabled TLS connection:
>>> modparam("db_mysql", "use_tls", 1)
>>>
>>> #setup a client domain:
>>> modparam("tls_mgm", "client_domain", "dom1")
>>> modparam("tls_mgm", "match_ip_address", "[dom1]*")
>>> modparam("tls_mgm", "match_sip_domain", "[dom1]*")
>>> modparam("tls_mgm","certificate",
>>> "[dom1]/etc/ssl/certs/rootCACert.pem")
>>> modparam("tls_mgm","private_key",
>>> "[dom1]/etc/ssl/private/rootCAKey.pem")
>>> modparam("tls_mgm","ca_list",
>>> "[dom1]/etc/ssl/certs/rootCACert.pem")
>>> modparam("tls_mgm","tls_method", "[dom1]SSLv23")
>>> modparam("tls_mgm","verify_cert", "[dom1]0")
>>> modparam("tls_mgm","require_cert", "[dom1]0")
>>> # set db_url
>>> modparam("usrloc", "db_url",
>>> "mysql://root:1234@<awsrdsaddress>/opensips?tls_domain=dom1")
>>> ...
>>>
>>> I couldn't figure out how to use global-bundle.pem AWS
>>> provided with this method. No luck to get a connection
>>> with RDS. If I don't use ssl, opensips can connect to
>>> RDS without encryption.
>>>
>>> Method 2:
>>>
>>> I tried
>>>
>>> modparam("usrloc", "db_url",
>>> "mysql://root:1234@<awsrdsaddress>/opensips?ssl=true&ssl_ca_certs=/etc/ssl/certs/global-bundle.pem")
>>>
>>> to include the AWS cert. Still no luck.
>>>
>>> Thanks!
>>>
>>> On Tue, Sep 13, 2022 at 4:52 PM Bogdan-Andrei Iancu
>>> <bogdan at opensips.org> wrote:
>>>
>>> Hi,
>>>
>>> sorry for my silly question, but how do you connect
>>> from the OpenSIPS side ??
>>>
>>> Regards,
>>>
>>> Bogdan-Andrei Iancu
>>>
>>> OpenSIPS Founder and Developer
>>> https://www.opensips-solutions.com
>>> OpenSIPS Summit 27-30 Sept 2022, Athens
>>> https://www.opensips.org/events/Summit-2022Athens/
>>>
>>> On 9/13/22 10:41 AM, jacky z wrote:
>>>> Hi Team,
>>>>
>>>> We hope to connect to aws RDS database with ssl
>>>> encryption. We have setup a client domain according
>>>> to OPENSIPS documents. However, AWS RDS does not
>>>> support client cert as someone has confirmed with
>>>> AWS
>>>> https://stackoverflow.com/questions/53760104/how-to-configure-x509-client-certificate-based-authentication-to-connect-to-aws
>>>>
>>>> Is there any way to use the cert provided by AWS to
>>>> connect? AWS provides a global-bundle.pem
>>>> (https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/UsingWithRDS.SSL.html)
>>>> for such a connection, but we don't know how to
>>>> include it in the config file.
>>>>
>>>> Thanks
>>>>
>>>> Jacky z
>>>>
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>>>
>>
>>
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