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PUA MI module

The pua_mi offers the possibility to publish presence information and subscribe to presence information via MI transports.

Using this module you can create independent applications/scripts to publish not sip-related information (e.g., system resources like CPU-usage, memory, number of active subscribers …). Also, this module allows non-SIP speaking applications to subscribe presence information kept in a SIP presence server.

The following modules must be loaded before this module:

  • pua

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

  • none

The the address of the presence server. If set, it will be used as outbound proxy when sending PUBLISH requests.

Set presence_server parameter
...
modparam("pua_mi", "presence_server", "sip:pa@opensips.org:5075")
...

The module does not export functions to be used in configuration script.

Replaces obsolete MI command: pua_publish.

Command parameters:

  • presentity_uri - e.g. sip:system@opensips.org
  • expires - Relative expires time in seconds (e.g. 3600).
  • event_package - Event package that is target of published information (e.g. presence).
  • content_type (optional) - Content type of published information (e.g. application/pidf+xml). If this parameter is provided, the body parameter is also required.
  • etag (optional) - ETag that publish should match.
  • extra_headers (optional) - Extra headers added to PUBLISH request.
  • body (optioanl) - The body of the publish request containing published information or missing if no published information. It has to be a single line for FIFO transport. If this parameter is provided, the content_type parameter is also required.
pua_mi:publish FIFO example
opensips-cli -x mi pua_mi:publish sip:system@opensips.org 3600 presence application/pidf+xml <?xml version='1.0'?><presence xmlns='urn:ietf:params:xml:ns:pidf' xmlns:dm='urn:ietf:params:xml:ns:pidf:data-model' xmlns:rpid='urn:ietf:params:xml:ns:pidf:rpid' xmlns:c='urn:ietf:params:xml:ns:pidf:cipid' entity='system@opensips.org'><tuple id='0x81475a0'><status><basic>open</basic></status></tuple><dm:person id='pdd748945'><rpid:activities><rpid:away/>away</rpid:activities><dm:note>CPU:16 MEM:476</dm:note></dm:person></presence>

Replaces obsolete MI command: pua_subscribe.

Command parameters:

  • presentity_uri - e.g. sip:presentity@opensips.org
  • watcher_uri - e.g. sip:watcher@opensips.org
  • event_package
  • expires - Relative time in seconds for the desired validity of the subscription.
pua_mi:subscribe FIFO example
opensips-cli -x mi pua_mi:subscribe sip:system@opensips.org sip:400@opensips.org presence 3600

Top contributors by DevScore(1), authored commits(2) and lines added/removed(3)

#NameDevScoreCommitsLines++Lines—
1.Anca Vamanu32151288309
2.Razvan Crainea (@razvancrainea)16144036
3.Bogdan-Andrei Iancu (@bogdan-iancu)15134455
4.Liviu Chircu (@liviuchircu)1297390
5.Juha Heinanen (@juha-h)11716679
6.Vlad Patrascu (@rvlad-patrascu)114293226
7.Daniel-Constantin Mierla (@miconda)973734
8.Stefan Darius (@dariusstefan)8517033
9.Ovidiu Sas (@ovidiusas)31143
10.Maksym Sobolyev (@sobomax)3133

All remaining contributors: Konstantin Bokarius, Ken Rice, Peter Lemenkov (@lemenkov), Edson Gellert Schubert, Julien Blache.

(1) DevScore = author_commits + author_lines_added / (project_lines_added / project_commits) + author_lines_deleted / (project_lines_deleted / project_commits)

(2) including any documentation-related commits, excluding merge commits

(3) ignoring whitespace edits, renamed files and auto-generated files

#NameCommit Activity
1.Stefan Darius (@dariusstefan)Jun 2026 - Jul 2026
2.Razvan Crainea (@razvancrainea)Sep 2011 - Jun 2026
3.Ken RiceSep 2025 - Sep 2025
4.Liviu Chircu (@liviuchircu)Mar 2014 - May 2024
5.Maksym Sobolyev (@sobomax)Feb 2023 - Feb 2023
6.Vlad Patrascu (@rvlad-patrascu)May 2017 - Nov 2020
7.Bogdan-Andrei Iancu (@bogdan-iancu)Dec 2006 - Apr 2019
8.Peter Lemenkov (@lemenkov)Jun 2018 - Jun 2018
9.Ovidiu Sas (@ovidiusas)Jan 2013 - Jan 2013
10.Anca VamanuNov 2006 - Aug 2010

All remaining contributors: Juha Heinanen (@juha-h), Daniel-Constantin Mierla (@miconda), Konstantin Bokarius, Edson Gellert Schubert, Julien Blache.

(1) including any documentation-related commits, excluding merge commits

Last edited by: Razvan Crainea (@razvancrainea), Vlad Patrascu (@rvlad-patrascu), Peter Lemenkov (@lemenkov), Liviu Chircu (@liviuchircu), Bogdan-Andrei Iancu (@bogdan-iancu), Anca Vamanu, Juha Heinanen (@juha-h), Daniel-Constantin Mierla (@miconda), Konstantin Bokarius, Edson Gellert Schubert.

All documentation files (i.e. .md extension) are licensed under the Creative Common License 4.0