@babblevoice/babble-drachtio-callmanager
Version:
Call processing to create a PBX
607 lines (513 loc) • 22.3 kB
JavaScript
const { v4: uuidv4 } = require( "uuid" )
const expect = require( "chai" ).expect
const callmanager = require( "../../index.js" )
const srf = require( "../mock/srf.js" )
const projectrtpmessage = require( "@babblevoice/projectrtp/lib/message.js" )
const net = require( "net" )
const clearcallmanager = require( "../../lib/callmanager.js" )._clear
describe( "call early", function() {
afterEach( function() {
clearcallmanager()
} )
beforeEach( function() {
clearcallmanager()
} )
it( "Create call and send 183 - early basic prtp - listen mode", async () => {
/*
Phone BV Gateway
|---------INVITE------>| |(1)
| |---------INVITE------>|(2)
| |<--------183 (w-sdp)--|(3)
|<--------183 (w-sdp)--| |(4)
Phone RTP: 192.168.0.200:18540
BV RTP: 192.168.0.141
Gateway RTP: 192.168.0.160:21000
*/
/* Setup the mock RTP server */
const srfscenario = new srf.srfscenario()
const rtpserver = await callmanager.projectrtp.proxy.listen()
const connection = net.createConnection( 9002, "127.0.0.1" )
.on( "error", ( e ) => {
console.error( e )
} )
connection.on( "connect", () => {
/* announce our node */
connection.write( projectrtpmessage.createmessage( {"status":{"channel":{"available":5000,"current":0},"workercount":12,"instance":"ca0ef6a9-9174-444d-bdeb-4c9eb54d4566"}} ) )
} )
let mixing
const messagestate = projectrtpmessage.newstate()
const channelmessages = []
let opencount = 0
connection.on( "data", ( data ) => {
projectrtpmessage.parsemessage( messagestate, data, ( msg ) => {
try{
channelmessages.push( msg )
if( "open" === msg.channel ) {
if( 0 == opencount ) {
setTimeout( () =>
connection.write(
projectrtpmessage.createmessage(
{"local":{"port":10008,"dtls":
{"fingerprint":"Some fingerprint","enabled":false},
"address":"192.168.0.141"},
"id": msg.id,
"uuid": uuidv4(),
"action":"open",
"status":{"channel":{"available":4995,"current":5},"workercount":12,"instance":"ca0ef6a9-9174-444d-bdeb-4c9eb54d4566"}
} ) ), 2 )
} else {
setTimeout( () =>
connection.write(
projectrtpmessage.createmessage(
{"local":{"port": 10010,"dtls":
{"fingerprint":"Some fingerprint","enabled":false},
"address":"192.168.0.141"},
"id": msg.id,
"uuid": uuidv4(),
"action":"open",
"status":{"channel":{"available":4995,"current":5},"workercount":12,"instance":"ca0ef6a9-9174-444d-bdeb-4c9eb54d4566"}
} ) ), 2 )
}
opencount++
} else if ( "close" === msg.channel ) {
connection.write( projectrtpmessage.createmessage( {"id": msg.id,"uuid":msg.uuid,"action":"close","reason":"requested","stats":{"in":{"mos":4.5,"count":586,"dropped":0,"skip":0},"out":{"count":303,"skip":0},"tick":{"meanus":124,"maxus":508,"count":597}}, "status":{"channel":{"available":4995,"current":5},"workercount":12,"instance":"ca0ef6a9-9174-444d-bdeb-4c9eb54d4566"}
} ) )
} else if ( "mix" === msg.channel ) {
mixing = true
}
} catch( e ) {
console.error( e )
}
} )
} )
/* ensure we are connected */
await new Promise( ( resolve ) => setTimeout( () => resolve(), 100 ) )
srfscenario.oncreateUAC( async ( contact, options, callbacks ) => {
/* Step 3. This is the mocked gateway message back to our newcall. */
callbacks.cbProvisional( {
"status": 183,
"get": () => { return "INVITE, UPDATE, OPTIONS" },
"msg": {
"body": `v=0
o=- 1608235282228 0 IN IP4 127.0.0.1
s=
c=IN IP4 192.168.0.160
t=0 0
m=audio 21000 RTP/AVP 0 101
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-16
a=sendrecv`.replace(/(\r\n|\n|\r)/gm, "\r\n")
}
} )
await new Promise( ( resolve ) => setTimeout( () => resolve(), 100 ) )
throw { "status": 503 }
} )
/* Step 1. Phone sends INVITE */
const call = await new Promise( ( resolve ) => {
srfscenario.oncall( async ( call ) => { resolve( call ) } )
srfscenario.inbound()
} )
/* Step 4. BV sends 183 back to phone */
let msgsent, msginfo
srfscenario.res.onsend( ( c, i ) => {
msgsent = c
msginfo = i
} )
/* Step 2. New INVITE to the remote Gateway */
const newcall = await call.newuac( { "contact": "callto" } )
await call._onhangup( "wire" )
expect( newcall.state.early ).to.be.true
expect( call.state.early ).to.be.true
expect( mixing ).to.be.true
expect( msgsent ).to.equal( 183 )
expect( channelmessages[ 0 ].channel ).to.equal( "open" )
expect( channelmessages[ 1 ].channel ).to.equal( "remote" )
expect( channelmessages[ 1 ].remote.port ).to.equal( 21000 )
expect( channelmessages[ 1 ].remote.address ).to.equal( "192.168.0.160" )
expect( channelmessages[ 2 ].channel ).to.equal( "open" )
expect( channelmessages[ 2 ].remote.port ).to.equal( 18540 )
expect( channelmessages[ 2 ].remote.address ).to.equal( "192.168.0.200" )
expect( channelmessages[ 3 ].channel ).to.equal( "mix" )
expect( channelmessages[ 4 ].channel ).to.equal( "close" )
expect( channelmessages[ 5 ].channel ).to.equal( "close" )
expect( msginfo.body ).to.include( "audio 10010 RTP/AVP" )
connection.destroy()
rtpserver.destroy()
} )
it( "Create call and send 183 - early basic prtp connect mode", async () => {
/*
Phone BV Gateway
|---------INVITE------>| |(1)
| |---------INVITE------>|(2)
| |<--------183 (w-sdp)--|(3)
|<--------183 (w-sdp)--| |(4)
Phone RTP: 192.168.0.200:18540
BV RTP: 192.168.0.141
Gateway RTP: 192.168.0.160:21000
*/
/* Setup the mock RTP server */
const srfscenario = new srf.srfscenario()
const rtpserver = callmanager.projectrtp.proxy.addnode( { host: "127.0.0.1", port: 9002 } )
let connection
const mockrtp = net.createServer()
mockrtp.on( "connection", ( c ) => {
connection = c
connection.on( "data", ( data ) => {
projectrtpmessage.parsemessage( messagestate, data, ( msg ) => {
try{
channelmessages.push( msg )
if( "open" === msg.channel ) {
if( 0 == opencount ) {
setTimeout( () =>
connection.write(
projectrtpmessage.createmessage(
{"local":{"port":10008,"dtls":
{"fingerprint":"Some fingerprint","enabled":false},
"address":"192.168.0.141"},
"id": msg.id,
"uuid": uuidv4(),
"action":"open",
"status":{"channel":{"available":4995,"current":5},"workercount":12,"instance":"ca0ef6a9-9174-444d-bdeb-4c9eb54d4566"}
} ) ), 2 )
} else {
setTimeout( () =>
connection.write(
projectrtpmessage.createmessage(
{"local":{"port": 10010,"dtls":
{"fingerprint":"Some fingerprint","enabled":false},
"address":"192.168.0.141"},
"id": msg.id,
"uuid": uuidv4(),
"action":"open",
"status":{"channel":{"available":4995,"current":5},"workercount":12,"instance":"ca0ef6a9-9174-444d-bdeb-4c9eb54d4566"}
} ) ), 2 )
}
opencount++
} else if ( "close" === msg.channel ) {
connection.write( projectrtpmessage.createmessage( {"id": msg.id,"uuid":msg.uuid,"action":"close","reason":"requested","stats":{"in":{"mos":4.5,"count":586,"dropped":0,"skip":0},"out":{"count":303,"skip":0},"tick":{"meanus":124,"maxus":508,"count":597}}, "status":{"channel":{"available":4995,"current":5},"workercount":12,"instance":"ca0ef6a9-9174-444d-bdeb-4c9eb54d4566"}
} ) )
} else if ( "mix" === msg.channel ) {
mixing = true
}
} catch( e ) {
console.error( e )
}
} )
} )
} )
await new Promise( resolve => mockrtp.listen( 9002, resolve ) )
let mixing
const messagestate = projectrtpmessage.newstate()
const channelmessages = []
let opencount = 0
/* ensure we are connected */
await new Promise( ( resolve ) => setTimeout( () => resolve(), 100 ) )
srfscenario.oncreateUAC( async ( contact, options, callbacks ) => {
/* Step 3. This is the mocked gateway message back to our newcall. */
callbacks.cbProvisional( {
"status": 183,
"get": () => { return "INVITE, UPDATE, OPTIONS" },
"msg": {
"body": `v=0
o=- 1608235282228 0 IN IP4 127.0.0.1
s=
c=IN IP4 192.168.0.160
t=0 0
m=audio 21000 RTP/AVP 0 101
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-16
a=sendrecv`.replace(/(\r\n|\n|\r)/gm, "\r\n")
}
} )
await new Promise( ( resolve ) => setTimeout( () => resolve(), 100 ) )
throw { "status": 503 }
} )
/* Step 1. Phone sends INVITE */
const call = await new Promise( ( resolve ) => {
srfscenario.oncall( async ( call ) => { resolve( call ) } )
srfscenario.inbound()
} )
/* Step 4. BV sends 183 back to phone */
let msgsent, msginfo
srfscenario.res.onsend( ( c, i ) => {
msgsent = c
msginfo = i
} )
/* Step 2. New INVITE to the remote Gateway */
const newcall = await call.newuac( { "contact": "callto" } )
await call._onhangup( "wire" )
expect( newcall.state.early ).to.be.true
expect( call.state.early ).to.be.true
expect( mixing ).to.be.true
expect( msgsent ).to.equal( 183 )
expect( channelmessages[ 0 ].channel ).to.equal( "open" )
expect( channelmessages[ 1 ].channel ).to.equal( "remote" )
expect( channelmessages[ 1 ].remote.port ).to.equal( 21000 )
expect( channelmessages[ 1 ].remote.address ).to.equal( "192.168.0.160" )
expect( channelmessages[ 2 ].channel ).to.equal( "open" )
expect( channelmessages[ 2 ].remote.port ).to.equal( 18540 )
expect( channelmessages[ 2 ].remote.address ).to.equal( "192.168.0.200" )
expect( channelmessages[ 3 ].channel ).to.equal( "mix" )
expect( channelmessages[ 4 ].channel ).to.equal( "close" )
expect( channelmessages[ 5 ].channel ).to.equal( "close" )
expect( msginfo.body ).to.include( "audio 10010 RTP/AVP" )
connection.destroy()
mockrtp.close()
rtpserver.destroy()
} )
it( "Create call and send 183 - early - SAVPF", async () => {
/*
Phone (SAVPF) BV Gateway
|---------INVITE------>| |(1)
| |---------INVITE------>|(2)
| |<--------183 (w-sdp)--|(3)
|<--------183 (w-sdp)--| |(4)
*/
/* Setup the mock RTP server */
const srfscenario = new srf.srfscenario( { savpf: true } )
const rtpserver = await callmanager.projectrtp.proxy.listen()
const connection = net.createConnection( 9002, "127.0.0.1" )
.on( "error", ( e ) => {
console.error( e )
} )
connection.on( "connect", () => {
/* announce our node */
connection.write( projectrtpmessage.createmessage( {"status":{"channel":{"available":5000,"current":0},"workercount":12,"instance":"ca0ef6a9-9174-444d-bdeb-4c9eb54d4566"}} ) )
} )
let mixing
const messagestate = projectrtpmessage.newstate()
const channelmessages = []
let opencount = 0
connection.on( "data", ( data ) => {
projectrtpmessage.parsemessage( messagestate, data, ( msg ) => {
try{
channelmessages.push( msg )
if( "open" === msg.channel ) {
if( 0 == opencount ) {
setTimeout( () =>
connection.write(
projectrtpmessage.createmessage(
{"local":{"port":10008,"dtls":
{"fingerprint":"Some fingerprint","enabled":false},
"address":"192.168.0.141"},
"id": msg.id,
"uuid": uuidv4(),
"action":"open",
"status":{"channel":{"available":4995,"current":5},"workercount":12,"instance":"ca0ef6a9-9174-444d-bdeb-4c9eb54d4566"}
} ) ), 2 )
} else {
setTimeout( () =>
connection.write(
projectrtpmessage.createmessage(
{"local":{"port": 10010,"dtls":
{"fingerprint":"Some fingerprint","enabled":false},
"address":"192.168.0.141"},
"id": msg.id,
"uuid": uuidv4(),
"action":"open",
"status":{"channel":{"available":4995,"current":5},"workercount":12,"instance":"ca0ef6a9-9174-444d-bdeb-4c9eb54d4566"}
} ) ), 2 )
}
opencount++
} else if ( "close" === msg.channel ) {
connection.write( projectrtpmessage.createmessage( {"id": msg.id,"uuid":msg.uuid,"action":"close","reason":"requested","stats":{"in":{"mos":4.5,"count":586,"dropped":0,"skip":0},"out":{"count":303,"skip":0},"tick":{"meanus":124,"maxus":508,"count":597}}, "status":{"channel":{"available":4995,"current":5},"workercount":12,"instance":"ca0ef6a9-9174-444d-bdeb-4c9eb54d4566"}}))
} else if ( "mix" === msg.channel ) {
mixing = true
}
} catch( e ) {
console.error( e )
}
} )
} )
/* ensure we are connected */
await new Promise( ( resolve ) => setTimeout( () => resolve(), 100 ) )
srfscenario.oncreateUAC( async ( contact, options, callbacks ) => {
/* Step 3. This is the mocked gateway message back to our newcall. */
callbacks.cbProvisional( {
"status": 183,
"msg": {
"body": `v=0
o=- 1608235282228 0 IN IP4 127.0.0.1
s=
c=IN IP4 192.168.0.141
t=0 0
m=audio 20000 RTP/AVP 0 101
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-16
a=sendrecv`.replace(/(\r\n|\n|\r)/gm, "\r\n")
}
} )
await new Promise( ( resolve ) => setTimeout( () => resolve(), 100 ) )
throw { "status": 503 }
} )
/* Step 1. Phone sends INVITE */
const call = await new Promise( ( resolve ) => {
srfscenario.oncall( async ( call ) => { resolve( call ) } )
const req = new srf.req( { savpf: true } )
req.setparsedheader( "contact", [ {
name: undefined,
uri: "sip:u3s2etdo@pc3lfsq1oh86.invalid;transport=ws;ob",
params: {}
}
] )
srfscenario.inbound( req )
} )
/* Step 4. BV sends 183 back to phone */
let msgsent, msginfo
srfscenario.res.onsend( ( c, i ) => {
msgsent = c
msginfo = i
} )
/* Step 2. New INVITE to the remote Gateway */
const newcall = await call.newuac( { "contact": "callto" } )
await call._onhangup( "wire" )
expect( newcall.state.early ).to.be.true
expect( call.state.early ).to.be.true
expect( mixing ).to.be.true
expect( msgsent ).to.equal( 183 )
expect( channelmessages[ 0 ].channel ).to.equal( "open" )
expect( channelmessages[ 1 ].channel ).to.equal( "remote" )
expect( channelmessages[ 1 ].remote.port ).to.equal( 20000 )
expect( channelmessages[ 1 ].remote.address ).to.equal( "192.168.0.141" )
expect( channelmessages[ 2 ].channel ).to.equal( "open" )
expect( channelmessages[ 2 ].remote.port ).to.equal( 48356 )
expect( channelmessages[ 3 ].channel ).to.equal( "mix" )
expect( channelmessages[ 4 ].channel ).to.equal( "close" )
expect( channelmessages[ 5 ].channel ).to.equal( "close" )
expect( msginfo.body ).to.include( "UDP/TLS/RTP/SAVPF" )
connection.destroy()
rtpserver.destroy()
} )
it( "Create call and send 183 - early - SAVPF and 200 ok", async () => {
/**
* Markdown - mermaid
sequenceDiagram
participant Phone
participant babble
participant Gateway
Phone->>babble: INVITE (1)
babble->>Gateway: INVITE (2)
Gateway->>babble: 183 w-sdp (3)
babble->>Phone: 183 w-sdp (4)
Gateway->>babble: Ok w-sdp (200)(5)
babble->>Phone: Ok w-sdp (200) (6)
*/
/* Setup the mock RTP server */
const srfscenario = new srf.srfscenario( { savpf: true } )
const rtpserver = await callmanager.projectrtp.proxy.listen()
const connection = net.createConnection( 9002, "127.0.0.1" )
.on( "error", ( e ) => {
console.error( e )
} )
connection.on( "connect", () => {
/* announce our node */
connection.write( projectrtpmessage.createmessage( {"status":{"channel":{"available":5000,"current":0},"workercount":12,"instance":"ca0ef6a9-9174-444d-bdeb-4c9eb54d4566"}} ) )
} )
let mixing
const messagestate = projectrtpmessage.newstate()
const channelmessages = []
let opencount = 0
connection.on( "data", ( data ) => {
projectrtpmessage.parsemessage( messagestate, data, ( msg ) => {
try{
channelmessages.push( msg )
if( "open" === msg.channel ) {
if( 0 == opencount ) {
setTimeout( () =>
connection.write(
projectrtpmessage.createmessage(
{"local":{"port":10008,"dtls":
{"fingerprint":"Some fingerprint","enabled":false},
"address":"192.168.0.141"},
"id": msg.id,
"uuid": uuidv4(),
"action":"open",
"status":{"channel":{"available":4995,"current":5},"workercount":12,"instance":"ca0ef6a9-9174-444d-bdeb-4c9eb54d4566"}
} ) ), 2 )
} else {
setTimeout( () =>
connection.write(
projectrtpmessage.createmessage(
{"local":{"port": 10010,"dtls":
{"fingerprint":"Some fingerprint","enabled":false},
"address":"192.168.0.141"},
"id": msg.id,
"uuid": uuidv4(),
"action":"open",
"status":{"channel":{"available":4995,"current":5},"workercount":12,"instance":"ca0ef6a9-9174-444d-bdeb-4c9eb54d4566"}
} ) ), 2 )
}
opencount++
} else if ( "close" === msg.channel ) {
connection.write( projectrtpmessage.createmessage( {"id": msg.id,"uuid":msg.uuid,"action":"close","reason":"requested","stats":{"in":{"mos":4.5,"count":586,"dropped":0,"skip":0},"out":{"count":303,"skip":0},"tick":{"meanus":124,"maxus":508,"count":597}}, "status":{"channel":{"available":4995,"current":5},"workercount":12,"instance":"ca0ef6a9-9174-444d-bdeb-4c9eb54d4566"}} ) )
} else if ( "mix" === msg.channel ) {
mixing = true
}
} catch( e ) {
console.error( e )
}
} )
} )
/* ensure we are connected */
await new Promise( ( resolve ) => setTimeout( () => resolve(), 100 ) )
const req = new srf.req( { savpf: true } )
req.setparsedheader( "contact", [ {
name: undefined,
uri: "sip:u3s2etdo@pc3lfsq1oh86.invalid;transport=ws;ob",
params: {}
}
] )
srfscenario.oncreateUAC( async ( contact, options, callbacks ) => {
/* Step 3. This is the mocked gateway message back to our newcall. */
callbacks.cbProvisional( {
"status": 183,
"msg": {
"body": `v=0
o=- 1608235282228 0 IN IP4 127.0.0.1
s=
c=IN IP4 192.168.0.141
t=0 0
m=audio 20000 RTP/AVP 0 101
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-16
a=sendrecv`.replace(/(\r\n|\n|\r)/gm, "\r\n")
}
} )
await new Promise( ( resolve ) => setTimeout( () => resolve(), 100 ) )
return new srf.dialog( req )
} )
/* Step 1. Phone sends INVITE */
const call = await new Promise( ( resolve ) => {
srfscenario.oncall( async ( call ) => { resolve( call ) } )
srfscenario.inbound( req )
} )
/* Step 4. BV sends 183 back to phone */
let msgsent, msginfo
srfscenario.res.onsend( ( c, i ) => {
msgsent = c
msginfo = i
} )
/* Step 2. New INVITE to the remote Gateway */
const newcall = await call.newuac( { "contact": "callto" } )
await new Promise( ( resolve ) => setTimeout( () => resolve(), 500 ) )
await call._onhangup( "wire" )
expect( newcall.state.early ).to.be.true
expect( call.state.early ).to.be.true
expect( mixing ).to.be.true
expect( msgsent ).to.equal( 183 )
expect( channelmessages[ 0 ].channel ).to.equal( "open" )
expect( channelmessages[ 1 ].channel ).to.equal( "remote" )
expect( channelmessages[ 1 ].remote.port ).to.equal( 20000 )
expect( channelmessages[ 2 ].channel ).to.equal( "open" )
expect( channelmessages[ 2 ].remote.port ).to.equal( 48356 )
expect( channelmessages[ 2 ].remote.address ).to.equal( "82.19.206.102" )
expect( channelmessages[ 3 ].channel ).to.equal( "mix" )
/* with 183 we now get a second duplicate mix - this could be tidied but it is safe */
expect( channelmessages[ 6 ].channel ).to.equal( "mix" )
expect( channelmessages[ 7 ].channel ).to.equal( "close" )
expect( channelmessages[ 8 ].channel ).to.equal( "close" )
expect( msginfo.body ).to.include( "UDP/TLS/RTP/SAVPF" )
connection.destroy()
rtpserver.destroy()
} )
} )