
uri_db Module

Jan Janak

   FhG FOKUS

Edited by

Jan Janak

Bogdan-Andrei Iancu

   Copyright © 2003 FhG FOKUS

   Copyright © 2005 voice-system.ro
     _________________________________________________________

   Table of Contents
   1. User's Guide

        1.1. Overview
        1.2. Dependencies

              1.2.1. OpenSER Modules
              1.2.2. External Libraries or Applications

        1.3. Exported Parameters

              1.3.1. db_url (string)
              1.3.2. uri_table (string)
              1.3.3. uri_user_column (string)
              1.3.4. uri_domain_column (string)
              1.3.5. uri_uriuser_column (string)
              1.3.6. subscriber_table (string)
              1.3.7. subscriber_user_column (string)
              1.3.8. subscriber_domain_column (string)
              1.3.9. use_uri_table (integer)
              1.3.10. use_domain (integer)

        1.4. Exported Functions

              1.4.1. check_to()
              1.4.2. check_from()
              1.4.3. does_uri_exist()

   2. Developer's Guide
   3. Frequently Asked Questions

   List of Examples
   1-1. Set db_url parameter
   1-2. Set uri_table parameter
   1-3. Set uri_user_column parameter
   1-4. Set uri_domain_column parameter
   1-5. Set uri_uriuser_column parameter
   1-6. Set subscriber_table parameter
   1-7. Set subscriber_user_column parameter
   1-8. Set subscriber_domain_column parameter
   1-9. Set use_uri_table parameter
   1-10. Set use_domain parameter
   1-11. check_to usage
   1-12. check_from usage
   1-13. does_uri_exist usage
     _________________________________________________________

Chapter 1. User's Guide

1.1. Overview

   Various checks related to SIP URI.
     _________________________________________________________

1.2. Dependencies

1.2.1. OpenSER Modules

   The following modules must be loaded before this module:

     * a OpenSER database module (optional).
     _________________________________________________________

1.2.2. External Libraries or Applications

   The following libraries or applications must be installed
   before running OpenSER with this module loaded:

     * None.
     _________________________________________________________

1.3. Exported Parameters

1.3.1. db_url (string)

   URL of the database to be used.

   If the db_url string is empty, the DB backend will be disabled
   - some function may operated without DB support.

   Default value is "DEFAULT_RODB_URL". 

   Example 1-1. Set db_url parameter
...
modparam("uri_db", "db_url", "mysql://username:password@localhost/opens
er")
...
     _________________________________________________________

1.3.2. uri_table (string)

   Table containing list of allowed URIs for each user.

   Default value is "uri". 

   Example 1-2. Set uri_table parameter
...
modparam("uri_db", "uri_table", "uri")
...
     _________________________________________________________

1.3.3. uri_user_column (string)

   Column holding usernames in the URI table.

   Default value is "username". 

   Example 1-3. Set uri_user_column parameter
...
modparam("uri_db", "uri_user_column", "username")
...
     _________________________________________________________

1.3.4. uri_domain_column (string)

   Column holding domain in the URI table.

   Default value is "domain". 

   Example 1-4. Set uri_domain_column parameter
...
modparam("uri_db", "uri_domain_column", "domain")
...
     _________________________________________________________

1.3.5. uri_uriuser_column (string)

   Column holding URI username in the URI table.

   Default value is "uri_user". 

   Example 1-5. Set uri_uriuser_column parameter
...
modparam("uri_db", "uri_uriuser_column", "uri_user")
...
     _________________________________________________________

1.3.6. subscriber_table (string)

   Name of the subscriber table.

   Default value is "subscriber". 

   Example 1-6. Set subscriber_table parameter
...
modparam("uri_db", "subscriber_table", "subscriber")
...
     _________________________________________________________

1.3.7. subscriber_user_column (string)

   Column holding username in subscriber table.

   Default value is "username". 

   Example 1-7. Set subscriber_user_column parameter
...
modparam("uri_db", "subscriber_user_column", "username")
...
     _________________________________________________________

1.3.8. subscriber_domain_column (string)

   Column holding domains in the subscriber table.

   Default value is "domain". 

   Example 1-8. Set subscriber_domain_column parameter
...
modparam("uri_db", "subscriber_domain_column", "domain")
...
     _________________________________________________________

1.3.9. use_uri_table (integer)

   Specify if the "uri" table should be used for checkings
   instead of "subscriber" table. Non 0 value means true.

   If enabled, setting a non-null db_url is mandatory.

   Default value is "0 (false)". 

   Example 1-9. Set use_uri_table parameter
...
modparam("uri_db", "use_uri_table", 1)
...
     _________________________________________________________

1.3.10. use_domain (integer)

   Specify if the domain part of the URI should be used to
   identify the users (along with username). Useful in multi
   domain setup. Non 0 value means true.

   Default value is "0 (false)". 

   Example 1-10. Set use_domain parameter
...
modparam("uri_db", "use_domain", 1)
...
     _________________________________________________________

1.4. Exported Functions

1.4.1. check_to()

   Check To username against URI table (if use_uri_table is set)
   or digest credentials (no DB backend required).

   This function can be used from REQUEST_ROUTE.

   Example 1-11. check_to usage
...
if (check_to()) {
        ...
};
...
     _________________________________________________________

1.4.2. check_from()

   Check From username against URI table (if use_uri_table is
   set) or digest credentials (no DB backend required).

   This function can be used from REQUEST_ROUTE.

   Example 1-12. check_from usage
...
if (check_from()) {
        ...
};
...
     _________________________________________________________

1.4.3. does_uri_exist()

   Check if username in the request URI belongs to an existing
   user.

   As the checking is done against URI table (if use_uri_table is
   set) or subscriber table, setting a non-null db_url is
   mandatory.

   This function can be used from REQUEST_ROUTE.

   Example 1-13. does_uri_exist usage
...
if (does_uri_exist()) {
        ...
};
...
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Chapter 2. Developer's Guide

   The module does not provide any API to use in other OpenSER
   modules.
     _________________________________________________________

Chapter 3. Frequently Asked Questions

   3.1. Where can I find more about OpenSER?
   3.2. Where can I post a question about this module?
   3.3. How can I report a bug?

   3.1. Where can I find more about OpenSER?

   Take a look at http://openser.org/.

   3.2. Where can I post a question about this module?

   First at all check if your question was already answered on
   one of our mailing lists:

     * User Mailing List -
       http://openser.org/cgi-bin/mailman/listinfo/users
     * Developer Mailing List -
       http://openser.org/cgi-bin/mailman/listinfo/devel

   E-mails regarding any stable OpenSER release should be sent to
   <users@openser.org> and e-mails regarding development versions
   should be sent to <devel@openser.org>.

   If you want to keep the mail private, send it to
   <team@openser.org>.

   3.3. How can I report a bug?

   Please follow the guidelines provided at:
   http://sourceforge.net/tracker/?group_id=139143.
