Merge pull request #315 from kerberos-io/fix/backchannel-reconnect

fix/backchannel-reconnect
This commit is contained in:
Cédric Verstraeten
2026-08-10 17:49:16 +02:00
committed by GitHub
11 changed files with 593 additions and 156 deletions

View File

@@ -1,4 +1,4 @@
FROM mcr.microsoft.com/devcontainers/go:1.24-trixie
FROM mcr.microsoft.com/devcontainers/go:1.25-trixie
# Install node environment
RUN apt-get update && \

View File

@@ -1,5 +1,5 @@
ARG GO_IMAGE=golang:1.24-trixie
ARG GO_IMAGE=golang:1.25-trixie
ARG RUNTIME_IMAGE=debian:trixie-slim
ARG VERSION=0.0.0
FROM ${GO_IMAGE} AS build-machinery

View File

@@ -1,6 +1,6 @@
module github.com/kerberos-io/agent/machinery
go 1.24.2
go 1.25.0
replace google.golang.org/genproto => google.golang.org/genproto v0.0.0-20250519155744-55703ea1f237
@@ -8,7 +8,7 @@ require (
github.com/Eyevinn/mp4ff v0.48.0
github.com/InVisionApp/conjungo v1.1.0
github.com/appleboy/gin-jwt/v2 v2.10.3
github.com/bluenviron/gortsplib/v4 v4.14.1
github.com/bluenviron/gortsplib/v5 v5.6.3
github.com/bluenviron/mediacommon v1.14.0
github.com/cedricve/go-onvif v0.0.0-20200222191200-567e8ce298f6
github.com/dromara/carbon/v2 v2.6.8
@@ -29,11 +29,11 @@ require (
github.com/moq-dev/moq-go v0.5.7
github.com/nfnt/resize v0.0.0-20180221191011-83c6a9932646
github.com/op/go-logging v0.0.0-20160315200505-970db520ece7
github.com/pion/interceptor v0.1.40
github.com/pion/rtp v1.8.19
github.com/pion/webrtc/v4 v4.1.2
github.com/pion/interceptor v0.1.47
github.com/pion/rtp v1.10.5
github.com/pion/webrtc/v4 v4.2.18
github.com/sirupsen/logrus v1.9.3
github.com/stretchr/testify v1.10.0
github.com/stretchr/testify v1.11.1
github.com/swaggo/files v1.0.1
github.com/swaggo/gin-swagger v1.6.0
github.com/swaggo/swag v1.16.4
@@ -53,7 +53,7 @@ require (
github.com/PuerkitoBio/purell v1.1.1 // indirect
github.com/PuerkitoBio/urlesc v0.0.0-20170810143723-de5bf2ad4578 // indirect
github.com/beevik/etree v1.2.0 // indirect
github.com/bluenviron/mediacommon/v2 v2.2.0 // indirect
github.com/bluenviron/mediacommon/v2 v2.9.2 // indirect
github.com/bytedance/sonic v1.13.2 // indirect
github.com/bytedance/sonic/loader v0.2.4 // indirect
github.com/cenkalti/backoff/v5 v5.0.2 // indirect
@@ -99,19 +99,19 @@ require (
github.com/moq-dev/moq-go-ffi v0.3.7 // indirect
github.com/nxadm/tail v1.4.11 // indirect
github.com/pelletier/go-toml/v2 v2.2.3 // indirect
github.com/pion/datachannel v1.5.10 // indirect
github.com/pion/dtls/v3 v3.0.6 // indirect
github.com/pion/ice/v4 v4.0.10 // indirect
github.com/pion/logging v0.2.3 // indirect
github.com/pion/mdns/v2 v2.0.7 // indirect
github.com/pion/datachannel v1.6.2 // indirect
github.com/pion/dtls/v3 v3.1.5 // indirect
github.com/pion/ice/v4 v4.4.0 // indirect
github.com/pion/logging v0.2.4 // indirect
github.com/pion/mdns/v2 v2.1.0 // indirect
github.com/pion/randutil v0.1.0 // indirect
github.com/pion/rtcp v1.2.15 // indirect
github.com/pion/sctp v1.8.39 // indirect
github.com/pion/sdp/v3 v3.0.13 // indirect
github.com/pion/srtp/v3 v3.0.5 // indirect
github.com/pion/stun/v3 v3.0.0 // indirect
github.com/pion/transport/v3 v3.0.7 // indirect
github.com/pion/turn/v4 v4.0.0 // indirect
github.com/pion/rtcp v1.2.17 // indirect
github.com/pion/sctp v1.11.1 // indirect
github.com/pion/sdp/v3 v3.0.19 // indirect
github.com/pion/srtp/v3 v3.0.12 // indirect
github.com/pion/stun/v3 v3.1.6 // indirect
github.com/pion/transport/v4 v4.0.2 // indirect
github.com/pion/turn/v5 v5.0.12 // indirect
github.com/pmezard/go-difflib v1.0.0 // indirect
github.com/prometheus/procfs v0.15.1 // indirect
github.com/twitchyliquid64/golang-asm v0.15.1 // indirect
@@ -126,13 +126,14 @@ require (
go.opentelemetry.io/otel/metric v1.36.0 // indirect
go.opentelemetry.io/proto/otlp v1.6.0 // indirect
golang.org/x/arch v0.16.0 // indirect
golang.org/x/crypto v0.38.0 // indirect
golang.org/x/net v0.40.0 // indirect
golang.org/x/crypto v0.54.0 // indirect
golang.org/x/net v0.57.0 // indirect
golang.org/x/oauth2 v0.30.0 // indirect
golang.org/x/sync v0.14.0 // indirect
golang.org/x/sys v0.33.0 // indirect
golang.org/x/text v0.25.0 // indirect
golang.org/x/tools v0.30.0 // indirect
golang.org/x/sync v0.22.0 // indirect
golang.org/x/sys v0.47.0 // indirect
golang.org/x/text v0.40.0 // indirect
golang.org/x/time v0.14.0 // indirect
golang.org/x/tools v0.47.0 // indirect
google.golang.org/genproto/googleapis/api v0.0.0-20250519155744-55703ea1f237 // indirect
google.golang.org/genproto/googleapis/rpc v0.0.0-20250519155744-55703ea1f237 // indirect
google.golang.org/grpc v1.72.1 // indirect

View File

@@ -393,12 +393,12 @@ github.com/appleboy/gofight/v2 v2.1.2/go.mod h1:frW+U1QZEdDgixycTj4CygQ48yLTUhpl
github.com/bazelbuild/rules_go v0.49.0/go.mod h1:Dhcz716Kqg1RHNWos+N6MlXNkjNP2EwZQ0LukRKJfMs=
github.com/beevik/etree v1.2.0 h1:l7WETslUG/T+xOPs47dtd6jov2Ii/8/OjCldk5fYfQw=
github.com/beevik/etree v1.2.0/go.mod h1:aiPf89g/1k3AShMVAzriilpcE4R/Vuor90y83zVZWFc=
github.com/bluenviron/gortsplib/v4 v4.14.1 h1:v99NmXeeJFfbrO+ipPzPxYGibQaR5ZOUESOA9UQZhsI=
github.com/bluenviron/gortsplib/v4 v4.14.1/go.mod h1:3LaEcg0d47+kfXju5KSlsSxCiZ3IKBI/sqIrBPcsS64=
github.com/bluenviron/gortsplib/v5 v5.6.3 h1:OXvHthQZ9fZbLh6r3Go2wuF4XQ4/QW4WTIM2f4bv/W4=
github.com/bluenviron/gortsplib/v5 v5.6.3/go.mod h1:kzHgUtvl8NWNsQ5Vsez6Vuugk6ItFT4ByCPm8J/kbSQ=
github.com/bluenviron/mediacommon v1.14.0 h1:lWCwOBKNKgqmspRpwpvvg3CidYm+XOc2+z/Jw7LM5dQ=
github.com/bluenviron/mediacommon v1.14.0/go.mod h1:z5LP9Tm1ZNfQV5Co54PyOzaIhGMusDfRKmh42nQSnyo=
github.com/bluenviron/mediacommon/v2 v2.2.0 h1:fGXEX0OEvv5VhGHOv3Q2ABzOtSkIpl9UbwOHrnKWNTk=
github.com/bluenviron/mediacommon/v2 v2.2.0/go.mod h1:a6MbPmXtYda9mKibKVMZlW20GYLLrX2R7ZkUE+1pwV0=
github.com/bluenviron/mediacommon/v2 v2.9.2 h1:jvYeBjvhHKFOBRMTMm4hvrSjyOlCelkOkx6708DidQM=
github.com/bluenviron/mediacommon/v2 v2.9.2/go.mod h1:jMf/OJDaJl02xRgkLM2zbidUHnDYqLnO1dMMveCmyyU=
github.com/boombuler/barcode v1.0.0/go.mod h1:paBWMcWSl3LHKBqUq+rly7CNSldXjb2rDl3JlRe0mD8=
github.com/boombuler/barcode v1.0.1/go.mod h1:paBWMcWSl3LHKBqUq+rly7CNSldXjb2rDl3JlRe0mD8=
github.com/bytedance/sonic v1.13.2 h1:8/H1FempDZqC4VqjptGo14QQlJx8VdZJegxs6wwfqpQ=
@@ -866,38 +866,40 @@ github.com/phpdave11/gofpdf v1.4.2/go.mod h1:zpO6xFn9yxo3YLyMvW8HcKWVdbNqgIfOOp2
github.com/phpdave11/gofpdi v1.0.12/go.mod h1:vBmVV0Do6hSBHC8uKUQ71JGW+ZGQq74llk/7bXwjDoI=
github.com/phpdave11/gofpdi v1.0.13/go.mod h1:vBmVV0Do6hSBHC8uKUQ71JGW+ZGQq74llk/7bXwjDoI=
github.com/pierrec/lz4/v4 v4.1.18/go.mod h1:gZWDp/Ze/IJXGXf23ltt2EXimqmTUXEy0GFuRQyBid4=
github.com/pion/datachannel v1.5.10 h1:ly0Q26K1i6ZkGf42W7D4hQYR90pZwzFOjTq5AuCKk4o=
github.com/pion/datachannel v1.5.10/go.mod h1:p/jJfC9arb29W7WrxyKbepTU20CFgyx5oLo8Rs4Py/M=
github.com/pion/dtls/v3 v3.0.6 h1:7Hkd8WhAJNbRgq9RgdNh1aaWlZlGpYTzdqjy9x9sK2E=
github.com/pion/dtls/v3 v3.0.6/go.mod h1:iJxNQ3Uhn1NZWOMWlLxEEHAN5yX7GyPvvKw04v9bzYU=
github.com/pion/ice/v4 v4.0.10 h1:P59w1iauC/wPk9PdY8Vjl4fOFL5B+USq1+xbDcN6gT4=
github.com/pion/ice/v4 v4.0.10/go.mod h1:y3M18aPhIxLlcO/4dn9X8LzLLSma84cx6emMSu14FGw=
github.com/pion/interceptor v0.1.40 h1:e0BjnPcGpr2CFQgKhrQisBU7V3GXK6wrfYrGYaU6Jq4=
github.com/pion/interceptor v0.1.40/go.mod h1:Z6kqH7M/FYirg3frjGJ21VLSRJGBXB/KqaTIrdqnOic=
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/mdns/v2 v2.0.7 h1:c9kM8ewCgjslaAmicYMFQIde2H9/lrZpjBkN8VwoVtM=
github.com/pion/mdns/v2 v2.0.7/go.mod h1:vAdSYNAT0Jy3Ru0zl2YiW3Rm/fJCwIeM0nToenfOJKA=
github.com/pion/datachannel v1.6.2 h1:7EXQ8TH3vTouBUdRWYbcX2edSx9Yj6k5zl5P+qyxEPc=
github.com/pion/datachannel v1.6.2/go.mod h1:pzbdAZvyGtXbcHM1hBbsFaOTf40lZizU/dNlvVOak6E=
github.com/pion/dtls/v3 v3.1.5 h1:9xJtVsHwMYeSjPp5Hh1FTis4DchnQWtnOa5o+6ygqfc=
github.com/pion/dtls/v3 v3.1.5/go.mod h1:gz1K4jg6c+fq86oQMH4pilpCEOEPwmEr2jY+VcF/mkU=
github.com/pion/ice/v4 v4.4.0 h1:wvHDDqimaC38Y7MVpD46Y63p246ChvXd87VKoLYS5b4=
github.com/pion/ice/v4 v4.4.0/go.mod h1:obAyD+J+Hzs7QA7Y8YXHp5uIn6gb7z87pKedXZkrcFU=
github.com/pion/interceptor v0.1.47 h1:yw8t5pJ2f8t78NgU+8EmxhaqYLXS7uFCC/tAGOaSDBo=
github.com/pion/interceptor v0.1.47/go.mod h1:7yoRBzaIDETPC6cIN8Zj9EyGqHv1ImOpcTFPha6MuOM=
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/mdns/v2 v2.1.0 h1:3IJ9+Xio6tWYjhN6WwuY142P/1jA0D5ERaIqawg/fOY=
github.com/pion/mdns/v2 v2.1.0/go.mod h1:pcez23GdynwcfRU1977qKU0mDxSeucttSHbCSfFOd9A=
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/rtp v1.8.19 h1:jhdO/3XhL/aKm/wARFVmvTfq0lC/CvN1xwYKmduly3c=
github.com/pion/rtp v1.8.19/go.mod h1:bAu2UFKScgzyFqvUKmbvzSdPr+NGbZtv6UB2hesqXBk=
github.com/pion/sctp v1.8.39 h1:PJma40vRHa3UTO3C4MyeJDQ+KIobVYRZQZ0Nt7SjQnE=
github.com/pion/sctp v1.8.39/go.mod h1:cNiLdchXra8fHQwmIoqw0MbLLMs+f7uQ+dGMG2gWebE=
github.com/pion/sdp/v3 v3.0.13 h1:uN3SS2b+QDZnWXgdr69SM8KB4EbcnPnPf2Laxhty/l4=
github.com/pion/sdp/v3 v3.0.13/go.mod h1:88GMahN5xnScv1hIMTqLdu/cOcUkj6a9ytbncwMCq2E=
github.com/pion/srtp/v3 v3.0.5 h1:8XLB6Dt3QXkMkRFpoqC3314BemkpMQK2mZeJc4pUKqo=
github.com/pion/srtp/v3 v3.0.5/go.mod h1:r1G7y5r1scZRLe2QJI/is+/O83W2d+JoEsuIexpw+uM=
github.com/pion/stun/v3 v3.0.0 h1:4h1gwhWLWuZWOJIJR9s2ferRO+W3zA/b6ijOI6mKzUw=
github.com/pion/stun/v3 v3.0.0/go.mod h1:HvCN8txt8mwi4FBvS3EmDghW6aQJ24T+y+1TKjB5jyU=
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/turn/v4 v4.0.0 h1:qxplo3Rxa9Yg1xXDxxH8xaqcyGUtbHYw4QSCvmFWvhM=
github.com/pion/turn/v4 v4.0.0/go.mod h1:MuPDkm15nYSklKpN8vWJ9W2M0PlyQZqYt1McGuxG7mA=
github.com/pion/webrtc/v4 v4.1.2 h1:mpuUo/EJ1zMNKGE79fAdYNFZBX790KE7kQQpLMjjR54=
github.com/pion/webrtc/v4 v4.1.2/go.mod h1:xsCXiNAmMEjIdFxAYU0MbB3RwRieJsegSB2JZsGN+8U=
github.com/pion/rtcp v1.2.17 h1:PxiT6L79yPZKtXIsXdG1eakBl6dtBj4x+4oVEL0DlSw=
github.com/pion/rtcp v1.2.17/go.mod h1:7kBpuBJaWwax4hzc/pgexY8vkOpvh8atgYDbaKZq0iU=
github.com/pion/rtp v1.10.5 h1:ip0HhO/wYZqQ4bKS+R99KnZh/GRCmIT0jDXikub7vlE=
github.com/pion/rtp v1.10.5/go.mod h1:Au8fc6cEByy8RLTwKTQTEeQqDB/SJDxwL4mZuxYA5Pk=
github.com/pion/sctp v1.11.1 h1:O4dIFyURw1KTST7w+gtD4gLeYXkhPa0xXLHMMoe/OSA=
github.com/pion/sctp v1.11.1/go.mod h1:7KFmTwLcoYgJs/Z+99nJvsWL0qDpuyloSI0RbAqlrz0=
github.com/pion/sdp/v3 v3.0.19 h1:1VMKs3gIkTQV5M3hNKfTAPrDXSNrYtOlmOD8+mSZUGQ=
github.com/pion/sdp/v3 v3.0.19/go.mod h1:dE5WOSlzXrtiE/iuZqe9n+AcEbOjtAd3k5m5NtlV/qU=
github.com/pion/srtp/v3 v3.0.12 h1:U7V17bckl7sI4mb3sepiojByDuBY0wNCqQE+6IlQBbc=
github.com/pion/srtp/v3 v3.0.12/go.mod h1:EeZOi/sd6glM1EXapg051gdNWO9yWT1YSsgQ4SlJkns=
github.com/pion/stun/v3 v3.1.6 h1:WnhsD0eHCiwCfKNkVx0VJJwr2Y3eV4Ueih3KJ+dfZy8=
github.com/pion/stun/v3 v3.1.6/go.mod h1:zRUghXSQU32Lx5orJsz3uYMkIihweXb3mu5gIns02fs=
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/pion/transport/v4 v4.0.2 h1:ifYlPqNwsy6aKQ9y8yzxXlHae5431ZrH2avkD/Rn6Tk=
github.com/pion/transport/v4 v4.0.2/go.mod h1:06hFI+jCFcok2X2MekVufNZ/uzNZXivGBPfviSVcjgM=
github.com/pion/turn/v5 v5.0.12 h1:6+b69ivQQXSlyfkp2AKripqD2k3W32qXK8QzCzpJWPI=
github.com/pion/turn/v5 v5.0.12/go.mod h1:CQACsRDJtjQ+6RSrGHrS2PCIerLwbW3uqXRqOvtjAFg=
github.com/pion/webrtc/v4 v4.2.18 h1:smA/3g6Gy4RohM0VIZ5KKY/12TQbxv3XFgpUMyb2EUI=
github.com/pion/webrtc/v4 v4.2.18/go.mod h1:vmzi6s+rvhoIuT94DPqivB+0xJXs9rG4QRD+4MgBtlY=
github.com/pkg/diff v0.0.0-20210226163009-20ebb0f2a09e/go.mod h1:pJLUxLENpZxwdsKMEsNbx1VGcRFpLqf3715MtcvvzbA=
github.com/pkg/errors v0.8.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
@@ -957,8 +959,9 @@ github.com/stretchr/testify v1.8.2/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o
github.com/stretchr/testify v1.8.3/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo=
github.com/stretchr/testify v1.8.4/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo=
github.com/stretchr/testify v1.9.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
github.com/stretchr/testify v1.10.0 h1:Xv5erBjTwe/5IxqUQTdXv5kgmIvbHo3QQyRwhJsOfJA=
github.com/stretchr/testify v1.10.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
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/substrait-io/substrait-go v0.4.2/go.mod h1:qhpnLmrcvAnlZsUyPXZRqldiHapPTXC3t7xFgDi3aQg=
github.com/swaggo/files v1.0.1 h1:J1bVJ4XHZNq0I46UU90611i9/YzdrF7x92oX1ig5IdE=
github.com/swaggo/files v1.0.1/go.mod h1:0qXmMNH6sXNf+73t65aKeB+ApmgxdnkQzVTAj2uaMUg=
@@ -1166,8 +1169,8 @@ golang.org/x/crypto v0.33.0/go.mod h1:bVdXmD7IV/4GdElGPozy6U7lWdRXA4qyRVGJV57uQ5
golang.org/x/crypto v0.35.0/go.mod h1:dy7dXNW32cAb/6/PRuTNsix8T+vJAqvuIy5Bli/x0YQ=
golang.org/x/crypto v0.36.0/go.mod h1:Y4J0ReaxCR1IMaabaSMugxJES1EpwhBHhv2bDHklZvc=
golang.org/x/crypto v0.37.0/go.mod h1:vg+k43peMZ0pUMhYmVAWysMK35e6ioLh3wB8ZCAfbVc=
golang.org/x/crypto v0.38.0 h1:jt+WWG8IZlBnVbomuhg2Mdq0+BBQaHbtqHEFEigjUV8=
golang.org/x/crypto v0.38.0/go.mod h1:MvrbAqul58NNYPKnOra203SB9vpuZW0e+RRZV+Ggqjw=
golang.org/x/crypto v0.54.0 h1:YLIA59K4fiNzHzjnZt2tUJQjQtUWfWbeHBqKtk3eScw=
golang.org/x/crypto v0.54.0/go.mod h1:KWL8ny2AZdGR2cWmzeHrp2azQPGogOv+HeQaVEXC2dk=
golang.org/x/exp v0.0.0-20180321215751-8460e604b9de/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
golang.org/x/exp v0.0.0-20180807140117-3d87b88a115f/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
@@ -1236,8 +1239,9 @@ golang.org/x/mod v0.15.0/go.mod h1:hTbmBsO62+eylJbnUtE2MGJUyE7QWk4xUqPFrRgJ+7c=
golang.org/x/mod v0.17.0/go.mod h1:hTbmBsO62+eylJbnUtE2MGJUyE7QWk4xUqPFrRgJ+7c=
golang.org/x/mod v0.18.0/go.mod h1:hTbmBsO62+eylJbnUtE2MGJUyE7QWk4xUqPFrRgJ+7c=
golang.org/x/mod v0.19.0/go.mod h1:hTbmBsO62+eylJbnUtE2MGJUyE7QWk4xUqPFrRgJ+7c=
golang.org/x/mod v0.23.0 h1:Zb7khfcRGKk+kqfxFaP5tZqCnDZMjC5VtUBs87Hr6QM=
golang.org/x/mod v0.23.0/go.mod h1:6SkKJ3Xj0I0BrPOZoBy3bdMptDDU9oJrpohJ3eWZ1fY=
golang.org/x/mod v0.37.0 h1:vF1DjpVEshcIqoEaauuHebaLk1O1forxjxBaVn884JQ=
golang.org/x/mod v0.37.0/go.mod h1:m8S8VeM9r4dzDwjrKO0a1sZP3YjeMamRRlD+fmR2Q/0=
golang.org/x/net v0.0.0-20180724234803-3673e40ba225/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20180826012351-8a410e7b638d/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20190108225652-1e06a53dbb7e/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
@@ -1325,8 +1329,8 @@ golang.org/x/net v0.34.0/go.mod h1:di0qlW3YNM5oh6GqDGQr92MyTozJPmybPK4Ev/Gm31k=
golang.org/x/net v0.35.0/go.mod h1:EglIi67kWsHKlRzzVMUD93VMSWGFOMSZgxFjparz1Qk=
golang.org/x/net v0.37.0/go.mod h1:ivrbrMbzFq5J41QOQh0siUuly180yBYtLp+CKbEaFx8=
golang.org/x/net v0.39.0/go.mod h1:X7NRbYVEA+ewNkCNyJ513WmMdQ3BineSwVtN2zD/d+E=
golang.org/x/net v0.40.0 h1:79Xs7wF06Gbdcg4kdCCIQArK11Z1hr5POQ6+fIYHNuY=
golang.org/x/net v0.40.0/go.mod h1:y0hY0exeL2Pku80/zKK7tpntoX23cqL3Oa6njdgRtds=
golang.org/x/net v0.57.0 h1:K5+3DljvIuDG9/Jv9rvyMywYNFCQ9RSUY6OOTTkT+tE=
golang.org/x/net v0.57.0/go.mod h1:KpXc8iv+r3XplLAG/f7Jsf9RPszJzdR0f58q9vGOuEU=
golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
golang.org/x/oauth2 v0.0.0-20190226205417-e64efc72b421/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
golang.org/x/oauth2 v0.0.0-20190604053449-0f29369cfe45/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
@@ -1405,8 +1409,9 @@ golang.org/x/sync v0.10.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
golang.org/x/sync v0.11.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
golang.org/x/sync v0.12.0/go.mod h1:1dzgHSNfp02xaA81J2MS99Qcpr2w7fw1gpm99rleRqA=
golang.org/x/sync v0.13.0/go.mod h1:1dzgHSNfp02xaA81J2MS99Qcpr2w7fw1gpm99rleRqA=
golang.org/x/sync v0.14.0 h1:woo0S4Yywslg6hp4eUFjTVOyKt0RookbpAHG4c1HmhQ=
golang.org/x/sync v0.14.0/go.mod h1:1dzgHSNfp02xaA81J2MS99Qcpr2w7fw1gpm99rleRqA=
golang.org/x/sync v0.22.0 h1:SZjpbeLmrCk4xhRSZFNZW5gFUeCeFgjekvI/+gfScek=
golang.org/x/sync v0.22.0/go.mod h1:9xrNwdLfx4jkKbNva9FpL6vEN7evnE43NNNJQ2LF3+0=
golang.org/x/sys v0.0.0-20180830151530-49385e6e1522/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20190312061237-fead79001313/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
@@ -1515,8 +1520,8 @@ golang.org/x/sys v0.29.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
golang.org/x/sys v0.30.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
golang.org/x/sys v0.31.0/go.mod h1:BJP2sWEmIv4KK5OTEluFJCKSidICx8ciO85XgH3Ak8k=
golang.org/x/sys v0.32.0/go.mod h1:BJP2sWEmIv4KK5OTEluFJCKSidICx8ciO85XgH3Ak8k=
golang.org/x/sys v0.33.0 h1:q3i8TbbEz+JRD9ywIRlyRAQbM0qF7hu24q3teo2hbuw=
golang.org/x/sys v0.33.0/go.mod h1:BJP2sWEmIv4KK5OTEluFJCKSidICx8ciO85XgH3Ak8k=
golang.org/x/sys v0.47.0 h1:o7XGOvZQCADBQQ4Y7VNq2dRWQR7JmOUW8Kxx4ZsNgWs=
golang.org/x/sys v0.47.0/go.mod h1:4GL1E5IUh+htKOUEOaiffhrAeqysfVGipDYzABqnCmw=
golang.org/x/telemetry v0.0.0-20240228155512-f48c80bd79b2/go.mod h1:TeRTkGYfJXctD9OcfyVLyj2J3IxLnKwHJR8f4D8a3YE=
golang.org/x/telemetry v0.0.0-20240521205824-bda55230c457/go.mod h1:pRgIJT+bRLFKnoM1ldnzKoxTIn14Yxz928LQRYYgIN0=
golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
@@ -1583,8 +1588,8 @@ golang.org/x/text v0.21.0/go.mod h1:4IBbMaMmOPCJ8SecivzSH54+73PCFmPWxNTLm+vZkEQ=
golang.org/x/text v0.22.0/go.mod h1:YRoo4H8PVmsu+E3Ou7cqLVH8oXWIHVoX0jqUWALQhfY=
golang.org/x/text v0.23.0/go.mod h1:/BLNzu4aZCJ1+kcD0DNRotWKage4q2rGVAg4o22unh4=
golang.org/x/text v0.24.0/go.mod h1:L8rBsPeo2pSS+xqN0d5u2ikmjtmoJbDBT1b7nHvFCdU=
golang.org/x/text v0.25.0 h1:qVyWApTSYLk/drJRO5mDlNYskwQznZmkpV2c8q9zls4=
golang.org/x/text v0.25.0/go.mod h1:WEdwpYrmk1qmdHvhkSTNPm3app7v4rsT8F2UD6+VHIA=
golang.org/x/text v0.40.0 h1:Ub2Z6/xjgF1WrYQz2nuITOEegKFtiIy+rieRJ5lHZKs=
golang.org/x/text v0.40.0/go.mod h1:hpnzDAfGV753zIKo+wk3u1bVKCGPbrnF7+7LBF/UHVY=
golang.org/x/time v0.0.0-20181108054448-85acf8d2951c/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
golang.org/x/time v0.0.0-20190308202827-9d24e82272b4/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
golang.org/x/time v0.0.0-20191024005414-555d28b269f0/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
@@ -1596,6 +1601,8 @@ golang.org/x/time v0.8.0/go.mod h1:3BpzKBy/shNhVucY/MWOyx10tF3SFh9QdLuxbVysPQM=
golang.org/x/time v0.9.0/go.mod h1:3BpzKBy/shNhVucY/MWOyx10tF3SFh9QdLuxbVysPQM=
golang.org/x/time v0.10.0/go.mod h1:3BpzKBy/shNhVucY/MWOyx10tF3SFh9QdLuxbVysPQM=
golang.org/x/time v0.11.0/go.mod h1:CDIdPxbZBQxdj6cxyCIdrNogrJKMJ7pr37NYpMcMDSg=
golang.org/x/time v0.14.0 h1:MRx4UaLrDotUKUdCIqzPC48t1Y9hANFKIRpNx+Te8PI=
golang.org/x/time v0.14.0/go.mod h1:eL/Oa2bBBK0TkX57Fyni+NgnyQQN4LitPmob2Hjnqw4=
golang.org/x/tools v0.0.0-20180525024113-a5b4c53f6e8b/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
golang.org/x/tools v0.0.0-20190114222345-bf090417da8b/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
@@ -1669,8 +1676,9 @@ golang.org/x/tools v0.15.0/go.mod h1:hpksKq4dtpQWS1uQ61JkdqWM3LscIS6Slf+VVkm+wQk
golang.org/x/tools v0.21.1-0.20240508182429-e35e4ccd0d2d/go.mod h1:aiJjzUbINMkxbQROHiO6hDPo2LHcIPhhQsa9DLh0yGk=
golang.org/x/tools v0.22.0/go.mod h1:aCwcsjqvq7Yqt6TNyX7QMU2enbQ/Gt0bo6krSeEri+c=
golang.org/x/tools v0.23.0/go.mod h1:pnu6ufv6vQkll6szChhK3C3L/ruaIv5eBeztNG8wtsI=
golang.org/x/tools v0.30.0 h1:BgcpHewrV5AUp2G9MebG4XPFI1E2W41zU1SaqVA9vJY=
golang.org/x/tools v0.30.0/go.mod h1:c347cR/OJfw5TI+GfX7RUPNMdDRRbjvYTS0jPyvsVtY=
golang.org/x/tools v0.47.0 h1:7Kn5x/d1svx/PzryTsqeoZN4TZwqeH5pGWjefhLi/1Q=
golang.org/x/tools v0.47.0/go.mod h1:dFHnyTvFWY212G+h7ZY4Vsp/K3U4/7W9TyVaAul8uCA=
golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=

View File

@@ -17,15 +17,15 @@ import (
"time"
"unsafe"
"github.com/bluenviron/gortsplib/v4"
"github.com/bluenviron/gortsplib/v4/pkg/base"
"github.com/bluenviron/gortsplib/v4/pkg/description"
"github.com/bluenviron/gortsplib/v4/pkg/format"
"github.com/bluenviron/gortsplib/v4/pkg/format/rtph264"
"github.com/bluenviron/gortsplib/v4/pkg/format/rtph265"
"github.com/bluenviron/gortsplib/v4/pkg/format/rtplpcm"
"github.com/bluenviron/gortsplib/v4/pkg/format/rtpmpeg4audio"
"github.com/bluenviron/gortsplib/v4/pkg/format/rtpsimpleaudio"
"github.com/bluenviron/gortsplib/v5"
"github.com/bluenviron/gortsplib/v5/pkg/base"
"github.com/bluenviron/gortsplib/v5/pkg/description"
"github.com/bluenviron/gortsplib/v5/pkg/format"
"github.com/bluenviron/gortsplib/v5/pkg/format/rtph264"
"github.com/bluenviron/gortsplib/v5/pkg/format/rtph265"
"github.com/bluenviron/gortsplib/v5/pkg/format/rtplpcm"
"github.com/bluenviron/gortsplib/v5/pkg/format/rtpmpeg4audio"
"github.com/bluenviron/gortsplib/v5/pkg/format/rtpsimpleaudio"
"github.com/bluenviron/mediacommon/pkg/codecs/h264"
"github.com/bluenviron/mediacommon/pkg/codecs/h265"
"github.com/bluenviron/mediacommon/pkg/codecs/mpeg4audio"
@@ -317,11 +317,11 @@ func (g *Golibrtsp) Connect(ctx context.Context, ctxOtel context.Context) (err e
_, span := tracer.Start(ctxOtel, "Connect")
defer span.End()
transport := gortsplib.TransportTCP
protocol := gortsplib.ProtocolTCP
g.health = newStreamHealth()
g.Client = gortsplib.Client{
RequestBackChannels: false,
Transport: &transport,
Protocol: &protocol,
// Route gortsplib's packet-loss / decode-error reporting through our
// structured logger with stream context (replaces its plain stdout
// logging). These hooks are what let us tell whether the camera is
@@ -342,7 +342,9 @@ func (g *Golibrtsp) Connect(ctx context.Context, ctxOtel context.Context) (err e
}
// connect to the server
err = g.Client.Start(u.Scheme, u.Host)
g.Client.Scheme = u.Scheme
g.Client.Host = u.Host
err = g.Client.Start()
if err != nil {
log.Log.Debug("capture.golibrtsp.Connect(Start): " + err.Error())
}
@@ -593,10 +595,10 @@ func (g *Golibrtsp) ConnectBackChannel(ctx context.Context, ctxRunAgent context.
defer span.End()
// Transport TCP
transport := gortsplib.TransportTCP
protocol := gortsplib.ProtocolTCP
g.Client = gortsplib.Client{
RequestBackChannels: true,
Transport: &transport,
Protocol: &protocol,
}
// parse URL
u, err := base.ParseURL(g.Url)
@@ -606,7 +608,9 @@ func (g *Golibrtsp) ConnectBackChannel(ctx context.Context, ctxRunAgent context.
}
// connect to the server
err = g.Client.Start(u.Scheme, u.Host)
g.Client.Scheme = u.Scheme
g.Client.Host = u.Host
err = g.Client.Start()
if err != nil {
log.Log.Error("capture.golibrtsp.ConnectBackChannel(): " + err.Error())
}
@@ -680,6 +684,12 @@ func compositionOffsetMs(ext dtsExtractor, au [][]byte, pts int64, clockRate int
return offset * 1000 / int64(clockRate)
}
func ptsToDuration(pts int64, clockRate int) time.Duration {
rate := int64(clockRate)
return time.Duration(pts/rate)*time.Second +
time.Duration(pts%rate)*time.Second/time.Duration(rate)
}
// Start the RTSP client, and start reading packets.
func (g *Golibrtsp) Start(ctx context.Context, streamType string, queue *packets.Queue, configuration *models.Configuration, communication *models.Communication) (err error) {
log.Log.Debug("capture.golibrtsp.Start(): started")
@@ -693,13 +703,13 @@ func (g *Golibrtsp) Start(ctx context.Context, streamType string, queue *packets
// called when a MULAW audio RTP packet arrives
if g.AudioG711Media != nil && g.AudioG711Forma != nil {
g.Client.OnPacketRTP(g.AudioG711Media, g.AudioG711Forma, func(rtppkt *rtp.Packet) {
pts, ok := g.Client.PacketPTS(g.AudioG711Media, rtppkt)
// decode timestamp
pts2, ok := g.Client.PacketPTS2(g.AudioG711Media, rtppkt)
pts2, ok := g.Client.PacketPTS(g.AudioG711Media, rtppkt)
if !ok {
log.Log.Debug("capture.golibrtsp.Start(): " + "unable to get PTS")
return
}
pts := ptsToDuration(pts2, g.AudioG711Forma.ClockRate())
// extract LPCM samples from RTP packets
op, err := g.AudioG711Decoder.Decode(rtppkt)
@@ -729,12 +739,12 @@ func (g *Golibrtsp) Start(ctx context.Context, streamType string, queue *packets
if g.AudioMPEG4Media != nil && g.AudioMPEG4Forma != nil {
g.Client.OnPacketRTP(g.AudioMPEG4Media, g.AudioMPEG4Forma, func(rtppkt *rtp.Packet) {
// decode timestamp
pts, ok := g.Client.PacketPTS(g.AudioMPEG4Media, rtppkt)
pts2, ok := g.Client.PacketPTS2(g.AudioMPEG4Media, rtppkt)
pts2, ok := g.Client.PacketPTS(g.AudioMPEG4Media, rtppkt)
if !ok {
log.Log.Error("capture.golibrtsp.Start(): " + "unable to get PTS")
return
}
pts := ptsToDuration(pts2, g.AudioMPEG4Forma.ClockRate())
// Encode the AAC samples from RTP packets
// extract access units from RTP packets
@@ -788,12 +798,12 @@ func (g *Golibrtsp) Start(ctx context.Context, streamType string, queue *packets
if len(rtppkt.Payload) > 0 {
// decode timestamps — validate each call separately
pts, okPTS := g.Client.PacketPTS(g.VideoH264Media, rtppkt)
pts2, okPTS2 := g.Client.PacketPTS2(g.VideoH264Media, rtppkt)
pts2, okPTS2 := g.Client.PacketPTS(g.VideoH264Media, rtppkt)
if !okPTS2 {
log.Log.Debug("capture.golibrtsp.Start(): unable to get PTS2 from PacketPTS2")
log.Log.Debug("capture.golibrtsp.Start(): unable to get PTS")
return
}
pts := ptsToDuration(pts2, g.VideoH264Forma.ClockRate())
// Extract access units from RTP packets.
// We need a complete access unit to determine whether
@@ -807,15 +817,13 @@ func (g *Golibrtsp) Start(ctx context.Context, streamType string, queue *packets
}
// Frame is complete — update per-stream FPS from PTS.
if okPTS {
ft := g.fpsTrackers[g.VideoH264Index]
if ft == nil {
ft = newFPSTracker(30)
g.fpsTrackers[g.VideoH264Index] = ft
}
if ptsFPS := ft.update(pts); ptsFPS > 0 && ptsFPS <= 120 {
g.Streams[g.VideoH264Index].FPS = ptsFPS
}
ft := g.fpsTrackers[g.VideoH264Index]
if ft == nil {
ft = newFPSTracker(30)
g.fpsTrackers[g.VideoH264Index] = ft
}
if ptsFPS := ft.update(pts); ptsFPS > 0 && ptsFPS <= 120 {
g.Streams[g.VideoH264Index].FPS = ptsFPS
}
// We'll need to read out a few things.
@@ -1035,12 +1043,12 @@ func (g *Golibrtsp) Start(ctx context.Context, streamType string, queue *packets
if len(rtppkt.Payload) > 0 {
// decode timestamps — validate each call separately
pts, okPTS := g.Client.PacketPTS(g.VideoH265Media, rtppkt)
pts2, okPTS2 := g.Client.PacketPTS2(g.VideoH265Media, rtppkt)
pts2, okPTS2 := g.Client.PacketPTS(g.VideoH265Media, rtppkt)
if !okPTS2 {
log.Log.Debug("capture.golibrtsp.Start(): unable to get PTS")
return
}
pts := ptsToDuration(pts2, g.VideoH265Forma.ClockRate())
// Extract access units from RTP packets.
// We need a complete access unit to determine whether
@@ -1054,16 +1062,14 @@ func (g *Golibrtsp) Start(ctx context.Context, streamType string, queue *packets
}
// Frame is complete — update per-stream FPS from PTS.
if okPTS {
ft := g.fpsTrackers[g.VideoH265Index]
if ft == nil {
ft = newFPSTracker(30)
g.fpsTrackers[g.VideoH265Index] = ft
}
if ptsFPS := ft.update(pts); ptsFPS > 0 && ptsFPS <= 120 {
g.Streams[g.VideoH265Index].FPS = ptsFPS
g.persistStreamFPS(configuration, streamType, ptsFPS)
}
ft := g.fpsTrackers[g.VideoH265Index]
if ft == nil {
ft = newFPSTracker(30)
g.fpsTrackers[g.VideoH265Index] = ft
}
if ptsFPS := ft.update(pts); ptsFPS > 0 && ptsFPS <= 120 {
g.Streams[g.VideoH265Index].FPS = ptsFPS
g.persistStreamFPS(configuration, streamType, ptsFPS)
}
// Preserve the decoded access unit (in decode order) for DTS

View File

@@ -6,11 +6,35 @@ import (
"os"
"path/filepath"
"testing"
"time"
"github.com/kerberos-io/agent/machinery/src/models"
"github.com/kerberos-io/agent/machinery/src/video"
)
func TestPTSToDuration(t *testing.T) {
tests := []struct {
name string
pts int64
clockRate int
want time.Duration
}{
{name: "one video second", pts: 90_000, clockRate: 90_000, want: time.Second},
{name: "one audio frame", pts: 1_024, clockRate: 8_000, want: 128 * time.Millisecond},
{name: "fractional millisecond", pts: 45_045, clockRate: 90_000, want: 500*time.Millisecond + 500*time.Microsecond},
{name: "negative timestamp", pts: -45_045, clockRate: 90_000, want: -500*time.Millisecond - 500*time.Microsecond},
{name: "large timestamp", pts: 90_000 * 60 * 60 * 24, clockRate: 90_000, want: 24 * time.Hour},
}
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
if got := ptsToDuration(test.pts, test.clockRate); got != test.want {
t.Fatalf("ptsToDuration(%d, %d) = %s, want %s", test.pts, test.clockRate, got, test.want)
}
})
}
}
func TestQueueRecordingForUploadStoresFinalizedMetadata(t *testing.T) {
configDirectory := t.TempDir()
if err := os.MkdirAll(filepath.Join(configDirectory, "data", "cloud"), 0o755); err != nil {

View File

@@ -2,7 +2,9 @@ package components
import (
"bufio"
"context"
"fmt"
"math/rand"
"os"
"time"
@@ -15,6 +17,62 @@ import (
"github.com/zaf/g711"
)
const (
backchannelSampleRate = 8000
backchannelTalkspurtGap = 500 * time.Millisecond
backchannelReconnectInitial = time.Second
backchannelReconnectMax = 30 * time.Second
)
type backchannelClient interface {
ConnectBackChannel(ctx context.Context, otelContext context.Context) error
StartBackChannel(ctx context.Context, otelContext context.Context) error
WritePacket(pkt packets.Packet) error
Close(otelContext context.Context) error
}
type backchannelPacketizer struct {
sequenceNumber uint16
timestamp uint32
ssrc uint32
lastPacketAt time.Time
}
func newBackchannelPacketizer() backchannelPacketizer {
return backchannelPacketizer{
sequenceNumber: uint16(rand.Uint32()),
timestamp: rand.Uint32(),
ssrc: rand.Uint32(),
}
}
func (p *backchannelPacketizer) packet(audio models.AudioDataPartial, now time.Time) packets.Packet {
bufferUlaw := make([]byte, len(audio.Data))
for index, sample := range audio.Data {
bufferUlaw[index] = g711.EncodeUlawFrame(sample)
}
pkt := packets.Packet{
Packet: &rtp.Packet{
Header: rtp.Header{
Version: 2,
Marker: p.lastPacketAt.IsZero() || now.Sub(p.lastPacketAt) >= backchannelTalkspurtGap,
PayloadType: 0,
SequenceNumber: p.sequenceNumber,
Timestamp: p.timestamp,
SSRC: p.ssrc,
},
Payload: bufferUlaw,
},
}
p.timestamp += uint32(len(bufferUlaw))
p.sequenceNumber++
p.lastPacketAt = now
return pkt
}
func GetBackChannelAudioCodec(streams []av.CodecData, communication *models.Communication) av.AudioCodecData {
for _, stream := range streams {
if stream.Type().IsAudio() {
@@ -31,41 +89,115 @@ func GetBackChannelAudioCodec(streams []av.CodecData, communication *models.Comm
}
func WriteAudioToBackchannel(communication *models.Communication, rtspClient capture.RTSPClient) {
log.Log.Info("Audio.WriteAudioToBackchannel(): writing to backchannel audio codec")
length := uint32(0)
sequenceNumber := uint16(0)
for audio := range communication.HandleAudio {
// Encode PCM to MULAW
var bufferUlaw []byte
for _, v := range audio.Data {
b := g711.EncodeUlawFrame(v)
bufferUlaw = append(bufferUlaw, b)
}
pkt := packets.Packet{
Packet: &rtp.Packet{
Header: rtp.Header{
Version: 2,
Marker: true, // should be true
PayloadType: 0, //packet.PayloadType, // will be owerwriten
SequenceNumber: sequenceNumber,
Timestamp: uint32(length),
SSRC: 1293847657,
},
Payload: bufferUlaw,
},
}
err := rtspClient.WritePacket(pkt)
if err != nil {
log.Log.Error("Audio.WriteAudioToBackchannel(): error writing packet to backchannel")
}
length = (length + uint32(len(bufferUlaw))) % 65536
sequenceNumber = (sequenceNumber + 1) % 65535
time.Sleep(128 * time.Millisecond)
ctx := context.Background()
if communication.Context != nil {
ctx = *communication.Context
}
log.Log.Info("Audio.WriteAudioToBackchannel(): finished")
writeAudioToBackchannel(ctx, ctx, communication.HandleAudio, rtspClient)
}
func writeAudioToBackchannel(ctx context.Context, otelContext context.Context, audioChannel <-chan models.AudioDataPartial, rtspClient backchannelClient) {
log.Log.Info("Audio.WriteAudioToBackchannel(): writing to backchannel audio codec")
if err := rtspClient.StartBackChannel(ctx, otelContext); err != nil {
log.Log.Error("Audio.WriteAudioToBackchannel(): error starting backchannel: " + err.Error())
if !reconnectBackchannel(ctx, otelContext, rtspClient) {
log.Log.Info("Audio.WriteAudioToBackchannel(): stopped while reconnecting")
return
}
}
packetizer := newBackchannelPacketizer()
for {
select {
case <-ctx.Done():
log.Log.Info("Audio.WriteAudioToBackchannel(): stopped")
return
case audio, ok := <-audioChannel:
if !ok {
log.Log.Info("Audio.WriteAudioToBackchannel(): finished")
return
}
audio = latestBackchannelAudio(audio, audioChannel)
if len(audio.Data) == 0 {
continue
}
pkt := packetizer.packet(audio, time.Now())
if err := rtspClient.WritePacket(pkt); err != nil {
log.Log.Error("Audio.WriteAudioToBackchannel(): error writing packet to backchannel: " + err.Error())
if !reconnectBackchannel(ctx, otelContext, rtspClient) {
log.Log.Info("Audio.WriteAudioToBackchannel(): stopped while reconnecting")
return
}
packetizer = newBackchannelPacketizer()
continue
}
if !waitForBackchannel(ctx, time.Duration(len(audio.Data))*time.Second/backchannelSampleRate) {
log.Log.Info("Audio.WriteAudioToBackchannel(): stopped")
return
}
}
}
}
func latestBackchannelAudio(audio models.AudioDataPartial, audioChannel <-chan models.AudioDataPartial) models.AudioDataPartial {
for {
select {
case next, ok := <-audioChannel:
if !ok {
return audio
}
audio = next
default:
return audio
}
}
}
func reconnectBackchannel(ctx context.Context, otelContext context.Context, rtspClient backchannelClient) bool {
backoff := backchannelReconnectInitial
for {
if err := rtspClient.Close(otelContext); err != nil {
log.Log.Error("Audio.WriteAudioToBackchannel(): error closing failed backchannel: " + err.Error())
}
if ctx.Err() != nil {
return false
}
err := rtspClient.ConnectBackChannel(ctx, otelContext)
if err == nil {
err = rtspClient.StartBackChannel(ctx, otelContext)
}
if err == nil {
log.Log.Info("Audio.WriteAudioToBackchannel(): reconnected backchannel")
return true
}
log.Log.Error("Audio.WriteAudioToBackchannel(): error reconnecting backchannel: " + err.Error())
if !waitForBackchannel(ctx, backoff) {
return false
}
backoff *= 2
if backoff > backchannelReconnectMax {
backoff = backchannelReconnectMax
}
}
}
func waitForBackchannel(ctx context.Context, duration time.Duration) bool {
timer := time.NewTimer(duration)
defer timer.Stop()
select {
case <-ctx.Done():
return false
case <-timer.C:
return true
}
}
func WriteFileToBackChannel(infile av.DemuxCloser) {

View File

@@ -0,0 +1,209 @@
package components
import (
"context"
"errors"
"sync"
"testing"
"time"
"github.com/kerberos-io/agent/machinery/src/models"
"github.com/kerberos-io/agent/machinery/src/packets"
)
type fakeBackchannelClient struct {
mutex sync.Mutex
startErrors []error
connectError error
writeErrors []error
startCalls int
connectCalls int
closeCalls int
writeCalls int
connectAttempt chan struct{}
successfulWrite chan packets.Packet
}
func (f *fakeBackchannelClient) ConnectBackChannel(context.Context, context.Context) error {
f.mutex.Lock()
f.connectCalls++
err := f.connectError
f.mutex.Unlock()
select {
case f.connectAttempt <- struct{}{}:
default:
}
return err
}
func (f *fakeBackchannelClient) StartBackChannel(context.Context, context.Context) error {
f.mutex.Lock()
defer f.mutex.Unlock()
f.startCalls++
if len(f.startErrors) == 0 {
return nil
}
err := f.startErrors[0]
f.startErrors = f.startErrors[1:]
return err
}
func (f *fakeBackchannelClient) WritePacket(pkt packets.Packet) error {
f.mutex.Lock()
f.writeCalls++
var err error
if len(f.writeErrors) != 0 {
err = f.writeErrors[0]
f.writeErrors = f.writeErrors[1:]
}
f.mutex.Unlock()
if err == nil {
select {
case f.successfulWrite <- pkt:
default:
}
}
return err
}
func (f *fakeBackchannelClient) Close(context.Context) error {
f.mutex.Lock()
f.closeCalls++
f.mutex.Unlock()
return nil
}
func (f *fakeBackchannelClient) callCounts() (start, connect, close, write int) {
f.mutex.Lock()
defer f.mutex.Unlock()
return f.startCalls, f.connectCalls, f.closeCalls, f.writeCalls
}
func TestBackchannelPacketizerUsesFullRTPClock(t *testing.T) {
packetizer := backchannelPacketizer{ssrc: 1}
audio := models.AudioDataPartial{Data: make([]int16, 1024)}
startedAt := time.Unix(1, 0)
var timestamp uint32
for index := 0; index <= 64; index++ {
pkt := packetizer.packet(audio, startedAt.Add(time.Duration(index)*128*time.Millisecond))
timestamp = pkt.Packet.Timestamp
}
if timestamp != 65536 {
t.Fatalf("timestamp after 64 frames = %d, want 65536", timestamp)
}
}
func TestBackchannelPacketizerUsesNaturalSequenceRollover(t *testing.T) {
packetizer := backchannelPacketizer{sequenceNumber: ^uint16(0), ssrc: 1}
audio := models.AudioDataPartial{Data: []int16{0}}
startedAt := time.Unix(1, 0)
last := packetizer.packet(audio, startedAt)
firstAfterRollover := packetizer.packet(audio, startedAt.Add(time.Millisecond))
if last.Packet.SequenceNumber != ^uint16(0) {
t.Fatalf("last sequence number = %d, want %d", last.Packet.SequenceNumber, ^uint16(0))
}
if firstAfterRollover.Packet.SequenceNumber != 0 {
t.Fatalf("first sequence number after rollover = %d, want 0", firstAfterRollover.Packet.SequenceNumber)
}
}
func TestBackchannelPacketizerMarksTalkspurtStart(t *testing.T) {
packetizer := backchannelPacketizer{ssrc: 1}
audio := models.AudioDataPartial{Data: []int16{0}}
startedAt := time.Unix(1, 0)
first := packetizer.packet(audio, startedAt)
continuous := packetizer.packet(audio, startedAt.Add(128*time.Millisecond))
afterGap := packetizer.packet(audio, startedAt.Add(backchannelTalkspurtGap+128*time.Millisecond))
if !first.Packet.Marker {
t.Fatal("first packet must mark the start of a talkspurt")
}
if continuous.Packet.Marker {
t.Fatal("continuous packet must not carry the marker bit")
}
if !afterGap.Packet.Marker {
t.Fatal("packet after an audio gap must mark a new talkspurt")
}
}
func TestWriteAudioToBackchannelReconnectsAfterWriteFailure(t *testing.T) {
writeFailure := errors.New("EOF")
client := &fakeBackchannelClient{
writeErrors: []error{writeFailure, nil},
connectAttempt: make(chan struct{}, 1),
successfulWrite: make(chan packets.Packet, 1),
}
audioChannel := make(chan models.AudioDataPartial, 2)
ctx, cancel := context.WithCancel(context.Background())
done := make(chan struct{})
go func() {
writeAudioToBackchannel(ctx, ctx, audioChannel, client)
close(done)
}()
audioChannel <- models.AudioDataPartial{Data: make([]int16, 1024)}
select {
case <-client.connectAttempt:
case <-time.After(time.Second):
t.Fatal("backchannel was not reconnected after the write failure")
}
audioChannel <- models.AudioDataPartial{Data: make([]int16, 1024)}
select {
case pkt := <-client.successfulWrite:
if !pkt.Packet.Marker {
t.Fatal("first packet after reconnect must mark a new talkspurt")
}
case <-time.After(time.Second):
t.Fatal("fresh audio was not written after reconnect")
}
cancel()
select {
case <-done:
case <-time.After(time.Second):
t.Fatal("backchannel writer did not stop after cancellation")
}
startCalls, connectCalls, closeCalls, writeCalls := client.callCounts()
if startCalls != 2 || connectCalls != 1 || closeCalls != 1 || writeCalls != 2 {
t.Fatalf("calls (start, connect, close, write) = (%d, %d, %d, %d), want (2, 1, 1, 2)", startCalls, connectCalls, closeCalls, writeCalls)
}
}
func TestWriteAudioToBackchannelCancellationStopsReconnect(t *testing.T) {
client := &fakeBackchannelClient{
connectError: errors.New("camera unavailable"),
writeErrors: []error{errors.New("EOF")},
connectAttempt: make(chan struct{}, 1),
successfulWrite: make(chan packets.Packet, 1),
}
audioChannel := make(chan models.AudioDataPartial, 1)
ctx, cancel := context.WithCancel(context.Background())
done := make(chan struct{})
go func() {
writeAudioToBackchannel(ctx, ctx, audioChannel, client)
close(done)
}()
audioChannel <- models.AudioDataPartial{Data: make([]int16, 1024)}
select {
case <-client.connectAttempt:
case <-time.After(time.Second):
t.Fatal("expected a reconnect attempt")
}
cancel()
select {
case <-done:
case <-time.After(250 * time.Millisecond):
t.Fatal("cancellation did not interrupt reconnect backoff")
}
}

View File

@@ -74,6 +74,7 @@ func Bootstrap(ctx context.Context, configDirectory string, configuration *model
communication.HandleLiveHDKeepalive = make(chan string, 1)
communication.HandleLiveHDPeers = make(chan string, 1)
communication.HandleLiveHLS = make(chan string, 1)
communication.HandleAudio = make(chan models.AudioDataPartial, 10)
communication.IsConfiguring = abool.New()
communication.IsRecordingManual = abool.New()
communication.RecordingManualHeartbeat = &atomic.Int64{}
@@ -269,11 +270,11 @@ func RunAgent(configDirectory string, configuration *models.Configuration, commu
communication.MainStreamConnected = true
// Try to create backchannel
communication.HasBackChannel = false
rtspBackChannelClient := captureDevice.SetBackChannelClient(rtspUrl)
err = rtspBackChannelClient.ConnectBackChannel(ctx, ctxRunAgent)
if err == nil {
log.Log.Info("components.Kerberos.RunAgent(): opened RTSP backchannel stream: " + rtspUrl)
go rtspBackChannelClient.StartBackChannel(ctx, ctxRunAgent)
}
rtspSubClient := captureDevice.RTSPSubClient
@@ -350,7 +351,6 @@ func RunAgent(configDirectory string, configuration *models.Configuration, commu
// is a no-op if ONVIFMotion is not enabled.
go onvif.HandleONVIFEventStream(*communication.Context, configuration, communication)
communication.HandleAudio = make(chan models.AudioDataPartial, 10)
if rtspBackChannelClient.HasBackChannel {
communication.HasBackChannel = true
go WriteAudioToBackchannel(communication, rtspBackChannelClient)
@@ -441,9 +441,6 @@ func RunAgent(configDirectory string, configuration *models.Configuration, commu
close(communication.HandleMotion)
communication.HandleMotion = nil
close(communication.HandleAudio)
communication.HandleAudio = nil
close(communication.HandleONVIF)
communication.HandleONVIF = nil

View File

@@ -332,7 +332,7 @@ func MQTTListenerHandler(mqttClient mqtt.Client, hubKey string, configDirectory
case "record":
go HandleRecording(mqttClient, hubKey, payload, configuration, communication)
case "get-audio-backchannel":
go HandleAudio(mqttClient, hubKey, payload, configuration, communication)
HandleAudio(mqttClient, hubKey, payload, configuration, communication)
case "get-ptz-position":
go HandleGetPTZPosition(mqttClient, hubKey, payload, configuration, communication)
case "update-ptz-position":
@@ -442,10 +442,31 @@ func HandleAudio(mqttClient mqtt.Client, hubKey string, payload models.Payload,
Timestamp: audioPayload.Timestamp,
Data: audioPayload.Data,
}
communication.HandleAudio <- audioDataPartial
if enqueueLatestAudio(communication.HandleAudio, audioDataPartial) {
log.Log.Debug("routers.mqtt.main.HandleAudio(): dropped stale audio because the backchannel queue was full")
}
}
}
func enqueueLatestAudio(audioChannel chan models.AudioDataPartial, audio models.AudioDataPartial) bool {
select {
case audioChannel <- audio:
return false
default:
}
select {
case <-audioChannel:
default:
}
select {
case audioChannel <- audio:
default:
}
return true
}
func HandleGetPTZPosition(mqttClient mqtt.Client, hubKey string, payload models.Payload, configuration *models.Configuration, communication *models.Communication) {
value := payload.Value

View File

@@ -0,0 +1,39 @@
package mqtt
import (
"testing"
"time"
"github.com/kerberos-io/agent/machinery/src/models"
)
func TestEnqueueLatestAudioReplacesOldestFrameWhenFull(t *testing.T) {
audioChannel := make(chan models.AudioDataPartial, 2)
audioChannel <- models.AudioDataPartial{Timestamp: 1}
audioChannel <- models.AudioDataPartial{Timestamp: 2}
dropped := enqueueLatestAudio(audioChannel, models.AudioDataPartial{Timestamp: 3})
if !dropped {
t.Fatal("enqueueLatestAudio() dropped = false, want true")
}
first := <-audioChannel
second := <-audioChannel
if first.Timestamp != 2 || second.Timestamp != 3 {
t.Fatalf("queued timestamps = (%d, %d), want (2, 3)", first.Timestamp, second.Timestamp)
}
}
func TestEnqueueLatestAudioDoesNotBlockNilChannel(t *testing.T) {
done := make(chan struct{})
go func() {
enqueueLatestAudio(nil, models.AudioDataPartial{Timestamp: 1})
close(done)
}()
select {
case <-done:
case <-time.After(100 * time.Millisecond):
t.Fatal("enqueueLatestAudio() blocked on a nil channel")
}
}