Merge pull request #14 from jwetzell/feat/sip-server

add some SIP modules
This commit is contained in:
Joel Wetzell
2025-12-13 13:37:20 -06:00
committed by GitHub
4 changed files with 421 additions and 9 deletions

19
go.mod
View File

@@ -4,6 +4,8 @@ go 1.25.3
require (
github.com/eclipse/paho.mqtt.golang v1.5.1
github.com/emiago/diago v0.23.1-0.20251211215055-e1d875617111
github.com/emiago/sipgo v1.0.1-alpha.0.20251212165843-9c9bcdf9126f
github.com/expr-lang/expr v1.17.6
github.com/jwetzell/free-d-go v0.1.0
github.com/jwetzell/osc-go v0.1.0
@@ -19,20 +21,33 @@ require (
require (
github.com/creack/goselect v0.1.2 // indirect
github.com/dustin/go-humanize v1.0.1 // indirect
github.com/go-audio/riff v1.0.0 // indirect
github.com/gobwas/httphead v0.1.0 // indirect
github.com/gobwas/pool v0.2.1 // indirect
github.com/gobwas/ws v1.4.0 // indirect
github.com/google/uuid v1.6.0 // indirect
github.com/gorilla/websocket v1.5.3 // indirect
github.com/icholy/digest v1.1.0 // indirect
github.com/klauspost/compress v1.18.0 // indirect
github.com/mattn/go-isatty v0.0.20 // indirect
github.com/nats-io/nkeys v0.4.11 // indirect
github.com/nats-io/nuid v1.0.1 // indirect
github.com/ncruces/go-strftime v0.1.9 // indirect
github.com/pion/logging v0.2.4 // indirect
github.com/pion/randutil v0.1.0 // indirect
github.com/pion/rtcp v1.2.16 // indirect
github.com/pion/rtp v1.8.26 // indirect
github.com/pion/srtp/v3 v3.0.9 // indirect
github.com/pion/transport/v3 v3.1.1 // indirect
github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec // indirect
github.com/zaf/g711 v1.4.0 // indirect
go.yaml.in/yaml/v2 v2.4.2 // indirect
golang.org/x/crypto v0.42.0 // indirect
golang.org/x/exp v0.0.0-20250620022241-b7579e27df2b // indirect
golang.org/x/net v0.44.0 // indirect
golang.org/x/sync v0.17.0 // indirect
golang.org/x/sys v0.36.0 // indirect
golang.org/x/sync v0.19.0 // indirect
golang.org/x/sys v0.39.0 // indirect
gopkg.in/hraban/opus.v2 v2.0.0-20230925203106-0188a62cb302 // indirect
modernc.org/libc v1.66.10 // indirect
modernc.org/libquickjs v0.12.2 // indirect
modernc.org/mathutil v1.7.1 // indirect

63
go.sum
View File

@@ -6,16 +6,30 @@ github.com/dustin/go-humanize v1.0.1 h1:GzkhY7T5VNhEkwH0PVJgjz+fX1rhBrR7pRT3mDkp
github.com/dustin/go-humanize v1.0.1/go.mod h1:Mu1zIs6XwVuF/gI1OepvI0qD18qycQx+mFykh5fBlto=
github.com/eclipse/paho.mqtt.golang v1.5.1 h1:/VSOv3oDLlpqR2Epjn1Q7b2bSTplJIeV2ISgCl2W7nE=
github.com/eclipse/paho.mqtt.golang v1.5.1/go.mod h1:1/yJCneuyOoCOzKSsOTUc0AJfpsItBGWvYpBLimhArU=
github.com/emiago/diago v0.23.1-0.20251211215055-e1d875617111 h1:jqhOZbH40pf2jiUhGaBNk334wOtNYvAaXg/mHOXhy/Y=
github.com/emiago/diago v0.23.1-0.20251211215055-e1d875617111/go.mod h1:3vLCCq8/G/Ei5I64IHtrmBTag+nPLcgXcKeN1KkLtuc=
github.com/emiago/sipgo v1.0.1-alpha.0.20251212165843-9c9bcdf9126f h1:n3wpx7ZyJBr0popXyATnTUZp/AdLIHjKbnKzr4ruF7g=
github.com/emiago/sipgo v1.0.1-alpha.0.20251212165843-9c9bcdf9126f/go.mod h1:DuwAxBZhKMqIzQFPGZb1MVAGU6Wuxj64oTOhd5dx/FY=
github.com/expr-lang/expr v1.17.6 h1:1h6i8ONk9cexhDmowO/A64VPxHScu7qfSl2k8OlINec=
github.com/expr-lang/expr v1.17.6/go.mod h1:8/vRC7+7HBzESEqt5kKpYXxrxkr31SaO8r40VO/1IT4=
github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
github.com/go-audio/riff v1.0.0 h1:d8iCGbDvox9BfLagY94fBynxSPHO80LmZCaOsmKxokA=
github.com/go-audio/riff v1.0.0/go.mod h1:l3cQwc85y79NQFCRB7TiPoNiaijp6q8Z0Uv38rVG498=
github.com/gobwas/httphead v0.1.0 h1:exrUm0f4YX0L7EBwZHuCF4GDp8aJfVeBrlLQrs6NqWU=
github.com/gobwas/httphead v0.1.0/go.mod h1:O/RXo79gxV8G+RqlR/otEwx4Q36zl9rqC5u12GKvMCM=
github.com/gobwas/pool v0.2.1 h1:xfeeEhW7pwmX8nuLVlqbzVc7udMDrwetjEv+TZIz1og=
github.com/gobwas/pool v0.2.1/go.mod h1:q8bcK0KcYlCgd9e7WYLm9LpyS+YeLd8JVDW6WezmKEw=
github.com/gobwas/ws v1.4.0 h1:CTaoG1tojrh4ucGPcoJFiAQUAsEWekEWvLy7GsVNqGs=
github.com/gobwas/ws v1.4.0/go.mod h1:G3gNqMNtPppf5XUz7O4shetPpcZ1VJ7zt18dlUeakrc=
github.com/google/go-cmp v0.7.0 h1:wk8382ETsv4JYUZwIsn6YpYiWiBsYLSJiTsyBybVuN8=
github.com/google/go-cmp v0.7.0/go.mod h1:pXiqmnSA92OHEEa9HXL2W4E7lf9JzCmGVUdgjX3N/iU=
github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
github.com/gorilla/websocket v1.5.3 h1:saDtZ6Pbx/0u+bgYQ3q96pZgCzfhKXGPqt7kZ72aNNg=
github.com/gorilla/websocket v1.5.3/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
github.com/hashicorp/golang-lru/v2 v2.0.7 h1:a+bsQ5rvGLjzHuww6tVxozPZFVghXaHOwFs4luLUK2k=
github.com/hashicorp/golang-lru/v2 v2.0.7/go.mod h1:QeFd9opnmA6QUJc5vARoKUSoFhyfM2/ZepoAG6RGpeM=
github.com/icholy/digest v1.1.0 h1:HfGg9Irj7i+IX1o1QAmPfIBNu/Q5A5Tu3n/MED9k9H4=
github.com/icholy/digest v1.1.0/go.mod h1:QNrsSGQ5v7v9cReDI0+eyjsXGUoRSUZQHeQ5C4XLa0Y=
github.com/jwetzell/free-d-go v0.1.0 h1:xHt6dvyit98X+OC3jVzV0aLidxbyzi3vI9QiYkteEtA=
github.com/jwetzell/free-d-go v0.1.0/go.mod h1:KmrkooRARRaxJTBSPvwt/6IMAIaHH1R8bSA8cwbbELw=
github.com/jwetzell/osc-go v0.1.0 h1:EXxup5VWBErHot2Ri4MFToPf6KCzLDTbCt2x6GLfw8I=
@@ -24,6 +38,10 @@ github.com/jwetzell/psn-go v0.3.0 h1:WVpCEmExYE8a+I5hQak5jNJJp2x35VdGX/VuMUKPmhY
github.com/jwetzell/psn-go v0.3.0/go.mod h1:bcEAeti4sQM375buujb3mIfmUstD4Aby18gq3ENb6+o=
github.com/klauspost/compress v1.18.0 h1:c/Cqfb0r+Yi+JtIEq73FWXVkRonBlf0CRNYc8Zttxdo=
github.com/klauspost/compress v1.18.0/go.mod h1:2Pp+KzxcywXVXMr50+X0Q/Lsb43OQHYWRCY2AiWywWQ=
github.com/kr/pretty v0.3.1 h1:flRD4NNwYAUpkphVc1HcthR4KEIFJ65n8Mw5qdRn3LE=
github.com/kr/pretty v0.3.1/go.mod h1:hoEshYVHaxMs3cyo3Yncou5ZscifuDolrwPKZanG3xk=
github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY=
github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE=
github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWEY=
github.com/mattn/go-isatty v0.0.20/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
github.com/nats-io/nats.go v1.47.0 h1:YQdADw6J/UfGUd2Oy6tn4Hq6YHxCaJrVKayxxFqYrgM=
@@ -34,14 +52,40 @@ github.com/nats-io/nuid v1.0.1 h1:5iA8DT8V7q8WK2EScv2padNa/rTESc1KdnPw4TC2paw=
github.com/nats-io/nuid v1.0.1/go.mod h1:19wcPz3Ph3q0Jbyiqsd0kePYG7A95tJPxeL+1OSON2c=
github.com/ncruces/go-strftime v0.1.9 h1:bY0MQC28UADQmHmaF5dgpLmImcShSi2kHU9XLdhx/f4=
github.com/ncruces/go-strftime v0.1.9/go.mod h1:Fwc5htZGVVkseilnfgOVb9mKy6w1naJmn9CehxcKcls=
github.com/pion/logging v0.2.3 h1:gHuf0zpoh1GW67Nr6Gj4cv5Z9ZscU7g/EaoC/Ke/igI=
github.com/pion/logging v0.2.3/go.mod h1:z8YfknkquMe1csOrxK5kc+5/ZPAzMxbKLX5aXpbpC90=
github.com/pion/logging v0.2.4 h1:tTew+7cmQ+Mc1pTBLKH2puKsOvhm32dROumOZ655zB8=
github.com/pion/logging v0.2.4/go.mod h1:DffhXTKYdNZU+KtJ5pyQDjvOAh/GsNSyv1lbkFbe3so=
github.com/pion/randutil v0.1.0 h1:CFG1UdESneORglEsnimhUjf33Rwjubwj6xfiOXBa3mA=
github.com/pion/randutil v0.1.0/go.mod h1:XcJrSMMbbMRhASFVOlj/5hQial/Y8oH/HVo7TBZq+j8=
github.com/pion/rtcp v1.2.15 h1:LZQi2JbdipLOj4eBjK4wlVoQWfrZbh3Q6eHtWtJBZBo=
github.com/pion/rtcp v1.2.15/go.mod h1:jlGuAjHMEXwMUHK78RgX0UmEJFV4zUKOFHR7OP+D3D0=
github.com/pion/rtcp v1.2.16 h1:fk1B1dNW4hsI78XUCljZJlC4kZOPk67mNRuQ0fcEkSo=
github.com/pion/rtcp v1.2.16/go.mod h1:/as7VKfYbs5NIb4h6muQ35kQF/J0ZVNz2Z3xKoCBYOo=
github.com/pion/rtp v1.8.18 h1:yEAb4+4a8nkPCecWzQB6V/uEU18X1lQCGAQCjP+pyvU=
github.com/pion/rtp v1.8.18/go.mod h1:bAu2UFKScgzyFqvUKmbvzSdPr+NGbZtv6UB2hesqXBk=
github.com/pion/rtp v1.8.26 h1:VB+ESQFQhBXFytD+Gk8cxB6dXeVf2WQzg4aORvAvAAc=
github.com/pion/rtp v1.8.26/go.mod h1:rF5nS1GqbR7H/TCpKwylzeq6yDM+MM6k+On5EgeThEM=
github.com/pion/srtp/v3 v3.0.6 h1:E2gyj1f5X10sB/qILUGIkL4C2CqK269Xq167PbGCc/4=
github.com/pion/srtp/v3 v3.0.6/go.mod h1:BxvziG3v/armJHAaJ87euvkhHqWe9I7iiOy50K2QkhY=
github.com/pion/srtp/v3 v3.0.9 h1:lRGF4G61xxj+m/YluB3ZnBpiALSri2lTzba0kGZMrQY=
github.com/pion/srtp/v3 v3.0.9/go.mod h1:E+AuWd7Ug2Fp5u38MKnhduvpVkveXJX6J4Lq4rxUYt8=
github.com/pion/transport/v3 v3.0.7 h1:iRbMH05BzSNwhILHoBoAPxoB9xQgOaJk+591KC9P1o0=
github.com/pion/transport/v3 v3.0.7/go.mod h1:YleKiTZ4vqNxVwh77Z0zytYi7rXHl7j6uPLGhhz9rwo=
github.com/pion/transport/v3 v3.1.1 h1:Tr684+fnnKlhPceU+ICdrw6KKkTms+5qHMgw6bIkYOM=
github.com/pion/transport/v3 v3.1.1/go.mod h1:+c2eewC5WJQHiAA46fkMMzoYZSuGzA/7E2FPrOYHctQ=
github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec h1:W09IVJc94icq4NjY3clb7Lk8O1qJ8BdBEF8z0ibU0rE=
github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec/go.mod h1:qqbHyh8v60DhA7CoWK5oRCqLrMHRGoxYCSS9EjAz6Eo=
github.com/rogpeppe/go-internal v1.13.1 h1:KvO1DLK/DRN07sQ1LQKScxyZJuNnedQ5/wKSR38lUII=
github.com/rogpeppe/go-internal v1.13.1/go.mod h1:uMEvuHeurkdAXX61udpOXGD/AzZDWNMNyH2VO9fmH0o=
github.com/stretchr/testify v1.11.1 h1:7s2iGBzp5EwR7/aIZr8ao5+dra3wiQyKjjFuvgVKu7U=
github.com/stretchr/testify v1.11.1/go.mod h1:wZwfW3scLgRK+23gO65QZefKpKQRnfz6sD981Nm4B6U=
github.com/urfave/cli/v3 v3.6.1 h1:j8Qq8NyUawj/7rTYdBGrxcH7A/j7/G8Q5LhWEW4G3Mo=
github.com/urfave/cli/v3 v3.6.1/go.mod h1:ysVLtOEmg2tOy6PknnYVhDoouyC/6N42TMeoMzskhso=
github.com/zaf/g711 v1.4.0 h1:XZYkjjiAg9QTBnHqEg37m2I9q3IIDv5JRYXs2N8ma7c=
github.com/zaf/g711 v1.4.0/go.mod h1:eCDXt3dSp/kYYAoooba7ukD/Q75jvAaS4WOMr0l1Roo=
gitlab.com/gomidi/midi/v2 v2.3.16 h1:yufWSENyjnJ4LFQa9BerzUm4E4aLfTyzw5nmnCteO0c=
gitlab.com/gomidi/midi/v2 v2.3.16/go.mod h1:jDpP4O4skYi+7iVwt6Zyp18bd2M4hkjtMuw2cmgKgfw=
go.bug.st/serial v1.6.4 h1:7FmqNPgVp3pu2Jz5PoPtbZ9jJO5gnEnZIvnI1lzve8A=
@@ -58,17 +102,22 @@ golang.org/x/mod v0.29.0 h1:HV8lRxZC4l2cr3Zq1LvtOsi/ThTgWnUk/y64QSs8GwA=
golang.org/x/mod v0.29.0/go.mod h1:NyhrlYXJ2H4eJiRy/WDBO6HMqZQ6q9nk4JzS3NuCK+w=
golang.org/x/net v0.44.0 h1:evd8IRDyfNBMBTTY5XRF1vaZlD+EmWx6x8PkhR04H/I=
golang.org/x/net v0.44.0/go.mod h1:ECOoLqd5U3Lhyeyo/QDCEVQ4sNgYsqvCZ722XogGieY=
golang.org/x/sync v0.17.0 h1:l60nONMj9l5drqw6jlhIELNv9I0A4OFgRsG9k2oT9Ug=
golang.org/x/sync v0.17.0/go.mod h1:9KTHXmSnoGruLpwFjVSX0lNNA75CykiMECbovNTZqGI=
golang.org/x/sync v0.19.0 h1:vV+1eWNmZ5geRlYjzm2adRgW2/mcpevXNg50YZtPCE4=
golang.org/x/sync v0.19.0/go.mod h1:9KTHXmSnoGruLpwFjVSX0lNNA75CykiMECbovNTZqGI=
golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.36.0 h1:KVRy2GtZBrk1cBYA7MKu5bEZFxQk4NIDV6RLVcC8o0k=
golang.org/x/sys v0.36.0/go.mod h1:OgkHotnGiDImocRcuBABYBEXf8A9a87e/uXjp9XT3ks=
golang.org/x/sys v0.39.0 h1:CvCKL8MeisomCi6qNZ+wbb0DN9E5AATixKsvNtMoMFk=
golang.org/x/sys v0.39.0/go.mod h1:OgkHotnGiDImocRcuBABYBEXf8A9a87e/uXjp9XT3ks=
golang.org/x/tools v0.37.0 h1:DVSRzp7FwePZW356yEAChSdNcQo6Nsp+fex1SUW09lE=
golang.org/x/tools v0.37.0/go.mod h1:MBN5QPQtLMHVdvsbtarmTNukZDdgwdwlO5qGacAzF0w=
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c h1:Hei/4ADfdWqJk1ZMxUNpqntNwaWcugrBjAiHlqqRiVk=
gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c/go.mod h1:JHkPIbrfpd72SG/EVd6muEfDQjcINNoR0C8j2r3qZ4Q=
gopkg.in/hraban/opus.v2 v2.0.0-20230925203106-0188a62cb302 h1:xeVptzkP8BuJhoIjNizd2bRHfq9KB9HfOLZu90T04XM=
gopkg.in/hraban/opus.v2 v2.0.0-20230925203106-0188a62cb302/go.mod h1:/L5E7a21VWl8DeuCPKxQBdVG5cy+L0MRZ08B1wnqt7g=
gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
gotest.tools/v3 v3.5.2 h1:7koQfIKdy+I8UTetycgUqXWSDwpgv193Ka+qRsmBY8Q=
gotest.tools/v3 v3.5.2/go.mod h1:LtdLGcnqToBH83WByAAi/wiwSFCArdFIUV/xxN4pcjA=
modernc.org/cc/v4 v4.27.1 h1:9W30zRlYrefrDV2JE2O8VDtJ1yPGownxciz5rrbQZis=
modernc.org/cc/v4 v4.27.1/go.mod h1:uVtb5OGqUKpoLWhqwNQo/8LwvoiEBLvZXIQ/SmO6mL0=
modernc.org/ccgo/v4 v4.30.1 h1:4r4U1J6Fhj98NKfSjnPUN7Ze2c6MnAdL0hWw6+LrJpc=

View File

@@ -0,0 +1,185 @@
package module
import (
"context"
"fmt"
"io"
"log/slog"
"time"
"github.com/emiago/diago"
"github.com/emiago/diago/media"
"github.com/emiago/sipgo"
"github.com/emiago/sipgo/sip"
"github.com/jwetzell/showbridge-go/internal/config"
"github.com/jwetzell/showbridge-go/internal/route"
)
type SIPCallServer struct {
config config.ModuleConfig
ctx context.Context
router route.RouteIO
IP string
Port int
Transport string
UserAgent string
dg *diago.Diago
}
type SIPCallMessage struct {
To string
}
func init() {
RegisterModule(ModuleRegistration{
Type: "sip.call.server",
New: func(ctx context.Context, config config.ModuleConfig, router route.RouteIO) (Module, error) {
params := config.Params
portNum := 5060
port, ok := params["port"]
if ok {
specificPortNum, ok := port.(float64)
if !ok {
return nil, fmt.Errorf("sip.call.server port must be a number")
}
portNum = int(specificPortNum)
}
ipString := "0.0.0.0"
ip, ok := params["ip"]
if ok {
specificIpString, ok := ip.(string)
if !ok {
return nil, fmt.Errorf("sip.call.server ip must be a string")
}
ipString = specificIpString
}
transportString := "udp"
transport, ok := params["transport"]
if ok {
specificTransportString, ok := transport.(string)
if !ok {
return nil, fmt.Errorf("sip.call.server transport must be a string")
}
transportString = specificTransportString
}
userAgentString := "showbridge"
userAgent, ok := params["userAgent"]
if ok {
specificTransportString, ok := userAgent.(string)
if !ok {
return nil, fmt.Errorf("sip.call.server userAgent must be a string")
}
userAgentString = specificTransportString
}
return &SIPCallServer{config: config, ctx: ctx, router: router, IP: ipString, Port: int(portNum), Transport: transportString, UserAgent: userAgentString}, nil
},
})
}
func (sds *SIPCallServer) Id() string {
return sds.config.Id
}
func (sds *SIPCallServer) Type() string {
return sds.config.Type
}
func (sds *SIPCallServer) Run() error {
diagoLogger := slog.New(slog.NewJSONHandler(io.Discard, nil))
ua, _ := sipgo.NewUA(
sipgo.WithUserAgent(sds.UserAgent),
sipgo.WithUserAgentTransportLayerOptions(sip.WithTransportLayerLogger(diagoLogger)),
sipgo.WithUserAgentTransactionLayerOptions(sip.WithTransactionLayerLogger(diagoLogger)),
)
defer ua.Close()
sip.SetDefaultLogger(diagoLogger)
media.SetDefaultLogger(diagoLogger)
dg := diago.NewDiago(ua, diago.WithLogger(diagoLogger), diago.WithTransport(
diago.Transport{
Transport: sds.Transport,
BindHost: sds.IP,
BindPort: sds.Port,
},
))
go func() {
dg.Serve(sds.ctx, func(inDialog *diago.DialogServerSession) {
sds.HandleCall(inDialog)
})
}()
sds.dg = dg
<-sds.ctx.Done()
slog.Debug("router context done in module", "id", sds.Id())
return nil
}
func (sds *SIPCallServer) HandleCall(inDialog *diago.DialogServerSession) {
inDialog.Trying()
inDialog.Ringing()
inDialog.Answer()
sds.router.HandleInput(sds.Id(), SIPCallMessage{
To: inDialog.ToUser(),
})
<-inDialog.Context().Done()
}
func (sds *SIPCallServer) Output(payload any) error {
payloadMsg, ok := payload.(string)
if !ok {
return fmt.Errorf("sip.call.server output payload must be of type string")
}
if sds.dg == nil {
return fmt.Errorf("sip.call.server diago is not initialized")
}
var uri sip.Uri
err := sip.ParseUri(payloadMsg, &uri)
if err != nil {
return fmt.Errorf("sip.call.server output payload is not a valid SIP URI: %v", err)
}
outDialog, err := sds.dg.NewDialog(uri, diago.NewDialogOptions{
Transport: sds.Transport,
})
if err != nil {
return fmt.Errorf("sip.call.server failed to create new dialog: %v", err)
}
err = outDialog.Invite(sds.ctx, diago.InviteClientOptions{})
if err != nil {
return fmt.Errorf("sip.call.server failed to send invite: %v", err)
}
err = outDialog.Ack(sds.ctx)
if err != nil {
return fmt.Errorf("sip.call.server failed to send ack: %v", err)
}
// TODO(jwetzell): make this configurable
// NOTE(jwetzell): wait 5 seconds before hanging up the call
time.Sleep(5 * time.Second)
err = outDialog.Hangup(sds.ctx)
if err != nil {
return fmt.Errorf("sip.call.server failed to hangup call: %v", err)
}
return nil
}

View File

@@ -0,0 +1,163 @@
package module
import (
"context"
"fmt"
"io"
"log/slog"
"strings"
"time"
"github.com/emiago/diago"
"github.com/emiago/diago/media"
"github.com/emiago/sipgo"
"github.com/emiago/sipgo/sip"
"github.com/jwetzell/showbridge-go/internal/config"
"github.com/jwetzell/showbridge-go/internal/route"
)
type SIPDTMFServer struct {
config config.ModuleConfig
ctx context.Context
router route.RouteIO
IP string
Port int
Transport string
Separator string
}
type SIPDTMFMessage struct {
To string
Digits string
}
func init() {
RegisterModule(ModuleRegistration{
Type: "sip.dtmf.server",
New: func(ctx context.Context, config config.ModuleConfig, router route.RouteIO) (Module, error) {
params := config.Params
portNum := 5060
port, ok := params["port"]
if ok {
specificPortNum, ok := port.(float64)
if !ok {
return nil, fmt.Errorf("sip.dtmf.server port must be a number")
}
portNum = int(specificPortNum)
}
ipString := "0.0.0.0"
ip, ok := params["ip"]
if ok {
specificIpString, ok := ip.(string)
if !ok {
return nil, fmt.Errorf("sip.dtmf.server ip must be a string")
}
ipString = specificIpString
}
transportString := "udp"
transport, ok := params["transport"]
if ok {
specificTransportString, ok := transport.(string)
if !ok {
return nil, fmt.Errorf("sip.dtmf.server transport must be a string")
}
transportString = specificTransportString
}
separator, ok := params["separator"]
if !ok {
return nil, fmt.Errorf("sip.dtmf.server requires a separator parameter")
}
separatorString, ok := separator.(string)
if !ok {
return nil, fmt.Errorf("sip.dtmf.server separator must be a string")
}
if len(separatorString) != 1 {
return nil, fmt.Errorf("sip.dtmf.server separator must be a single character")
}
if !strings.ContainsRune("0123456789*#ABCD", rune(separatorString[0])) {
return nil, fmt.Errorf("sip.dtmf.server separator must be a valid DTMF character")
}
return &SIPDTMFServer{config: config, ctx: ctx, router: router, IP: ipString, Port: int(portNum), Transport: transportString, Separator: separatorString}, nil
},
})
}
func (sds *SIPDTMFServer) Id() string {
return sds.config.Id
}
func (sds *SIPDTMFServer) Type() string {
return sds.config.Type
}
func (sds *SIPDTMFServer) Run() error {
diagoLogger := slog.New(slog.NewJSONHandler(io.Discard, nil))
ua, _ := sipgo.NewUA(
sipgo.WithUserAgentTransportLayerOptions(sip.WithTransportLayerLogger(diagoLogger)),
sipgo.WithUserAgentTransactionLayerOptions(sip.WithTransactionLayerLogger(diagoLogger)),
)
defer ua.Close()
sip.SetDefaultLogger(diagoLogger)
media.SetDefaultLogger(diagoLogger)
dg := diago.NewDiago(ua, diago.WithLogger(diagoLogger), diago.WithTransport(
diago.Transport{
Transport: sds.Transport,
BindHost: sds.IP,
BindPort: sds.Port,
},
))
err := dg.Serve(sds.ctx, func(inDialog *diago.DialogServerSession) {
sds.HandleCall(inDialog)
})
if err != nil {
return err
}
<-sds.ctx.Done()
slog.Debug("router context done in module", "id", sds.Id())
return nil
}
func (sds *SIPDTMFServer) HandleCall(inDialog *diago.DialogServerSession) error {
inDialog.Trying()
inDialog.Ringing()
inDialog.Answer()
reader := inDialog.AudioReaderDTMF()
userString := ""
return reader.Listen(func(dtmf rune) error {
if dtmf == rune(sds.Separator[0]) {
if sds.router != nil {
sds.router.HandleInput(sds.Id(), SIPDTMFMessage{
To: inDialog.ToUser(),
Digits: userString,
})
}
userString = ""
} else {
userString += string(dtmf)
}
return nil
}, 5*time.Second)
}
func (sds *SIPDTMFServer) Output(payload any) error {
return fmt.Errorf("sip.dtmf.server output is not implemented")
}