I'm sending back XML for sofia.conf from my ERLang code, but after the
reply is sent, Freeswitch is locking up. It's only based on the
template/default values for mod_sofia, but if I send the not found
reply, Freeswitch locks up as well. Any ideas?
Code follows...
%% Author: mark
%% Created: Sep 15, 2009
%% Description: TODO: Add description to freeswitch_callback
-module(freeswitch_callback).
-behaviour(gen_server).
-record(st, {fsnode, pbxpid}).
-export([start/3, terminate/2, code_change/3, init/1,
handle_call/3, handle_cast/2, handle_info/2, fetch_handler/1,
xml_fetch/1]).
start(Node, Section, Pid) ->
gen_server:start(?MODULE, [Node, Section, Pid], []).
init([Node, Section, Pid]) ->
io:format( "freeswitch_callback:init( [Node=~w, Section=~w,
Pid=~w])~n", [Node, Section, Pid] ),
{ok, #st{fsnode=Node, pbxpid=Pid}}.
terminate(_Reason, _State) ->
ok.
code_change(_OldVsn, State, _Extra) ->
{ok, State}.
%%
%% Callback for freeswitch:start_fetch_handler() called in
freeswitch_bind:init()
%%
fetch_handler( FreeswitchNode ) ->
receive
{ nodedown, Node } ->
io:format( "freeswitch_callback:fetch_handler() Node ~w
is down~n", [Node] ),
ok;
{ fetch, Section, Tag, Key, Value, FetchId, Params } ->
io:format( "freeswitch_callback:fetch_handler()
Invoking xml_fetch()~n" ),
{ok, Xml} = xml_fetch( {fetch, Section, Tag, Key, Value,
Params} ),
io:format( "freeswitch_callback:fetch_handler() Sending
reply to FreeswitchNode ~w: ~s~n", [FreeswitchNode, Xml] ),
{api, FreeswitchNode} ! {fetch_reply, FetchId, Xml},
%% FreeswitchNode ! { fetch_reply, FetchId, Xml },
io:format( "freeswitch_callback:fetch_handler() Reply
sent~n" )
%% io:format( "freeswitch_callback:fetch_handler() Waiting
for confirmation reply was received~n"),
%% receive
%% ok ->
%% io:format(
"freeswitch_callback:fetch_handler() Reply receipt confirmed~n" ),
%% ok;
%% {error, Reason} ->
%% io:format(
"freeswitch_callback:fetch_handler() Reply receipt failed due to error ~s~n",
[Reason] ),
%% {error, Reason}
%% end
end,
{ ok } = fetch_handler( FreeswitchNode ),
{ ok }.
dumpParams( Params ) ->
case Params of
[] ->
ok;
[ H | T ] ->
case H of
undefined ->
io:format( " undefined~n" );
{ Key, Value } ->
io:format( " ~s=~s~n", [Key, Value ]
)
end,
dumpParams( T )
end.
%%
%% Configuration handler for mod_sofia.
%%
xml_fetch({fetch, configuration, "configuration", "name", "sofia.conf",
Params}) ->
io:format( "freeswitch_callback:handle_call( {fetch, configuration,
Tag=\"configuration\", Key=\"name\", Value=\"sofia.conf\", Params=...} )~n"),
dumpParams( Params ),
Xml =
"<document type=\"freeswitch/xml\">
<section name=\"configuration\">
<configuration name=\"sofia.conf\" description=\"sofia
Endpoint\">
<global_settings>
<param name=\"log-level\" value=\"0\" />
<param name=\"auto-restart\" value=\"false\" />
<param name=\"debug-presence\" value=\"0\" />
</glogal_settings>
<settings>
<!-- ADD parameters here -->
</settings>
<profiles>
<profile name=\"external\">
<gateways>
<!-- Add gateways here -->
<gateway name=\"asterlink.com\">
<param name=\"\"
value=\"\" />
<param name=\"\"
value=\"\" />
<param name=\"\"
value=\"\" />
<param name=\"\"
value=\"\" />
<param name=\"\"
value=\"\" />
<param name=\"\"
value=\"\" />
<param name=\"\"
value=\"\" />
</gateway>
</gateways>
<aliases>
<alias name=\"outbound\" />
<alias name=\"nat\" />
</aliases>
<domains>
<domain name=\"all\"
alias=\"false\" parse=\"true\" />
</domains>
<settings>
<param name=\"debug\"
value=\"0\" />
<param name=\"sip-trace\"
value=\"no\" />
<param name=\"rfc2833-pt\"
value=\"101\" />
<param name=\"sip-port\"
value=\"6080\" />
<param name=\"dialplan\"
value=\"XML\" />
<param name=\"context\"
value=\"public\" />
<param name=\"dtmf-duration\"
value=\"100\" />
<param name=\"codec-prefs\"
value=\"PCMU,PCMA,GSM\" />
<param name=\"hold-music\"
value=\"local_stream://moh\" />
<param name=\"rtp-timer-name\"
value=\"soft\" />
<!--param
name=\"enable-100rel\" value=\"true\" / -->
<param name=\"manage-presence\"
value=\"false\" />
<!-- param name=\"dbname\"
value=\"share_presence\" / -->
<!-- param
name=\"presence-hosts\" value=\"10.77.0.254\" / -->
<!-- param
name=\"force-register-domain\" value=\"10.77.0.254\" / -->
<!-- param
name=\"force-register-db-domain\" value=\"10.77.0.254\" / -->
<!-- param
name=\"aggressive-nat-detection\" value=\"true\" / -->
<param
name=\"inbound-codec-negotiation\" value=\"generous\" />
<param name=\"nonce-ttl\"
value=\"60\" />
<param name=\"auth-calls\"
value=\"false\" />
<param name=\"rtp-timeout-sec\"
value=\"1800\" />
<param name=\"rtp-ip\"
value=\"10.77.0.254\" />
<param name=\"sip-ip\"
value=\"10.77.0.254\" />
<param name=\"ext-rtp-ip\"
value=\"stun:stun.freeswitch.org\" />
<param name=\"ext-sip-ip\"
value=\"stun:stun.freeswitch.org\" />
<param name=\"rtp-timout-sec\"
value=\"300\" />
<param
name=\"rtp-hold-timeout-sec\" value=\"1800\" />
<!-- param name=\"enable-3pcc\"
value=\"true\" / -->
<param name=\"tls-bind-params\"
value=\"transport=tls\" />
<param name=\"tls-sip-port\"
value=\"6081\" />
<param name=\"tls-cert-dir\"
value=\"/opt/freeswitch/conf/ssl\" />
<param name=\"tls-version\"
value=\"tlsv1\" />
<!-- param
name=\"rtp-autoflush-during-bridge\" value=\"false\" / -->
<!-- param
name=\"rtp-rewrite-timestamp\" value=\"true\" / -->
<!-- param
name=\"pass-rfc2833\" value=\"true\" / -->
<!-- param name=\"odbc-dsn\"
value=\"dsn:user:pass\" / -->
<!-- param
name=\"inbound-bypass-media\" value=\"true\" / -->
<!-- param
name=\"inbound-proxy-media\" value=\"true\" / -->
<!-- param
name=\"inbound-late-negotiation\" value=\"true\" / -->
<!-- param
name=\"accept-blind-reg\" value=\"true\" / -->
<!-- param
name=\"accept-blind-auth\" value=\"true\" / -->
<!-- param
name=\"suppress-cng\" value=\"true\" / -->
<param name=\"nonce-ttl\"
value=\"60\" />
<!-- param
name=\"disable-transcoding\" value=\"true\" / -->
<!-- param
name=\"disable-transfer\" value=\"true\" / -->
<!-- param
name=\"NDLB-broken-auth-hash\" value=\"true\" / -->
<!-- param
name=\"NDLB-received-in-nat-reg-contact\" value=\"true\" / -->
<param name=\"auth-calls\"
value=\"true\" />
<param
name=\"inbound-reg-force-matching-username\" value=\"true\" />
<param
name=\"auth-all-packets\" value=\"false\" />
<!-- param name=\"ext-rtp-ip\"
value=\"stun.freeswitch.org\" / -->
<!-- param name=\"ext-sip-ip\"
value=\"stun.freeswitch.org\" / -->
<param name=\"rtp-timeout-sec\"
value=\"300\" />
<param
name=\"rtp-hold-timeout-sec\" value=\"1800\" />
<!-- param name=\"vad\"
value=\"in\" / -->
<!-- param name=\"vad\"
value=\"out\" / -->
<!-- param name=\"vad\"
value=\"both\" / -->
<!-- param name=\"alias\"
value=\"sip:10.77.0.231:5555\" / -->
<param
name=\"force-register-domain\" value=\"10.77.0.231\" />
<param
name=\"force-register-db-domain\" value=\"10.77.0.231\" />
<!-- param
name=\"force-subscription-expires\" value=\"60\" / -->
<!-- param
name=\"disable-transfer\" value=\"true\" / -->
<!-- param
name=\"disable-register\" value=\"true\" / -->
<!-- param name=\"enable-3pcc\"
value=\"true\" / -->
<!-- param
name=\"NDLB-force-rport\" value=\"true\" / -->
<param name=\"challenge-realm\"
value=\"auto_from\" />
<!-- param
name=\"disable-rtp-auto-adjust\" value=\"true\" / -->
<!-- param
name=\"inbound-use-callid-as-uuid\" value=\"true\" / -->
<!-- param
name=\"outbound-use-uuid-as-callid\" value=\"true\" / -->
<!-- param
name=\"rtp-autofix-timing\" value=\"false\" / -->
<!-- param
name=\"auto-rtp-bugs\" data=\"clear\" / -->
<!-- param name=\"disable-srv\"
value=\"false\" / -->
<!-- param
name=\"disable-naptr\" value=\"false\" / -->
<!-- param name=\"timer-T1\"
value=\"800\" / -->
<!-- param name=\"timer-T1X64\"
value=\"32000\" / -->
<!-- param name=\"timer-T2\"
value=\"4000\" / -->
<!-- param name=\"timer-T4\"
value=\"4000\" / -->
</settings>
</profile>
</profiles>
</configuration>
</section>
</document>",
{ok, Xml };
%%
%% Configuration handler replies that the requested document section, tag,
and key are not
%% found.
%%
xml_fetch({fetch, configuration, Tag, Key, Value, Params}) ->
io:format( "freeswitch_callback:handle_call( {fetch, configuration,
Tag=~s, Key=~s, Value=~s, Params=...} )~n",
[Tag, Key, Value]),
dumpParams( Params ),
Xml =
"<document type=\"freeswitch/xml\">
<section name=\"result\">
<result status=\"not found\" />
</section>
</document>",
{ok, Xml };
%%
%% Directory handler replies that the requested document section, tag, and
key are not
%% found.
%%
xml_fetch({fetch, directory, Tag, Key, Value, Params}) ->
io:format( "freeswitch_callback:xml_fetch( {fetch, directory, Tag=~s,
Key=~s, Value=~s, Params=...} )~n",
[Tag, Key, Value]),
dumpParams( Params ),
Xml =
"<document type=\"freeswitch/xml\">
<section name=\"result\">
<result status=\"not found\" />
</section>
</document>",
{ok, Xml };
%%
%% Dialplan handler replies that the requested document section, tag, and
key are not
%% found.
%%
xml_fetch({fetch, dialplan, Tag, Key, Value, Params}) ->
io:format( "freeswitch_callback:xml_fetch( {fetch, dialplan, Tag=~s,
Key=~s, Value=~s, Params=...} )~n",
[Tag, Key, Value]),
dumpParams( Params ),
Xml =
"<document type=\"freeswitch/xml\">
<section name=\"result\">
<result status=\"not found\" />
</section>
</document>",
{ok, Xml };
%%
%% Default handler replies that the requested document section, tag, and
key are not
%% found.
%%
xml_fetch({fetch, Section, Tag, Key, Value, Params}) ->
io:format( "freeswitch_callback:xml_fetch( {fetch, Section=~w, Tag=~s,
Key=~s, Value=~s, Params=...} )~n",
[Section, Tag, Key, Value]),
dumpParams( Params ),
Xml =
"<document type=\"freeswitch/xml\">
<section name=\"result\">
<result status=\"not found\" />
</section>
</document>",
{ok, Xml };
%%
%% If the request isn't recognized, just log it.
%%
xml_fetch( Request ) ->
io:format( "freeswitch_callback:xml_fetch( Request=~w ) not
recognized~n",
[Request]),
Xml =
"<document type=\"freeswitch/xml\">
<section name=\"result\">
<result status=\"not found\" />
</section>
</document>",
{ok, Xml }.
%%
%% If the request isn't recognized, just log it and do nothing.
%%
handle_call(Request, _From, State) ->
io:format("freeswitch_callback:handle_call( ~w, _From, State) unrecognized
request~n",
[Request]),
{reply, {error, unrecognized_request}, State}.
handle_cast(Message, State) ->
error_logger:error_msg("~p received unrecognized cast ~p~n",
[self(), Message]),
{noreply, State}.
handle_info(Info, State) ->
io:format( "freeswitch_callback:handle_info() Info=~w~n", [Info]),
{noreply, State}.
%%handle_info({fetch, Section, Tag, Key, Value, FetchID, Params},
#st{fsnode=Node, pbxpid=Pid}=State) ->
%% {ok, XML} = gen_server:call(Pid, {fetch, Section, Tag, Key, Value,
Params}),
%% {api, Node} ! {fetch_reply, FetchID, XML},
%% receive
%% ok ->
%% {noreply, State};
%% {error, Reason} ->
%% {stop, {error, Reason}, State}
%% end.
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