chore: update quic-go to 0.39.0

go.mod

@@ -19,8 +19,8 @@ require (
 	github.com/lunixbochs/struc v0.0.0-20200707160740-784aaebc1d40
 	github.com/mdlayher/netlink v1.7.2
 	github.com/metacubex/gopacket v1.1.20-0.20230608035415-7e2f98a3e759
-	github.com/metacubex/quic-go v0.38.1-0.20230909013832-033f6a2115cf
+	github.com/metacubex/quic-go v0.39.1-0.20230926003849-db956da2a731
-	github.com/metacubex/sing-quic v0.0.0-20230921160948-82175eb07a81
+	github.com/metacubex/sing-quic v0.0.0-20230926004739-7c7c534c2255
 	github.com/metacubex/sing-shadowsocks v0.2.5
 	github.com/metacubex/sing-shadowsocks2 v0.1.4
 	github.com/metacubex/sing-tun v0.1.12
@@ -69,7 +69,6 @@ require (
 	github.com/gaukas/godicttls v0.0.4 // indirect
 	github.com/go-ole/go-ole v1.3.0 // indirect
 	github.com/go-task/slim-sprig v0.0.0-20230315185526-52ccab3ef572 // indirect
-	github.com/golang/mock v1.6.0 // indirect
 	github.com/google/btree v1.1.2 // indirect
 	github.com/google/go-cmp v0.5.9 // indirect
 	github.com/google/pprof v0.0.0-20210407192527-94a9f03dee38 // indirect
@@ -85,7 +84,7 @@ require (
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/power-devops/perfstat v0.0.0-20210106213030-5aafc221ea8c // indirect
 	github.com/quic-go/qpack v0.4.0 // indirect
-	github.com/quic-go/qtls-go1-20 v0.3.3 // indirect
+	github.com/quic-go/qtls-go1-20 v0.3.4 // indirect
 	github.com/sagernet/go-tun2socks v1.16.12-0.20220818015926-16cb67876a61 // indirect
 	github.com/sagernet/smux v0.0.0-20230312102458-337ec2a5af37 // indirect
 	github.com/scjalliance/comshim v0.0.0-20230315213746-5e51f40bd3b9 // indirect
@@ -99,6 +98,7 @@ require (
 	github.com/vishvananda/netns v0.0.0-20211101163701-50045581ed74 // indirect
 	github.com/yusufpapurcu/wmi v1.2.3 // indirect
 	gitlab.com/yawning/bsaes.git v0.0.0-20190805113838-0a714cd429ec // indirect
+	go.uber.org/mock v0.3.0 // indirect
 	golang.org/x/mod v0.12.0 // indirect
 	golang.org/x/text v0.13.0 // indirect
 	golang.org/x/time v0.3.0 // indirect

go.sum

@@ -51,8 +51,6 @@ github.com/go-task/slim-sprig v0.0.0-20230315185526-52ccab3ef572 h1:tfuBGBXKqDEe
 github.com/go-task/slim-sprig v0.0.0-20230315185526-52ccab3ef572/go.mod h1:9Pwr4B2jHnOSGXyyzV8ROjYa2ojvAY6HCGYYfMoC3Ls=
 github.com/gofrs/uuid/v5 v5.0.0 h1:p544++a97kEL+svbcFbCQVM9KFu0Yo25UoISXGNNH9M=
 github.com/gofrs/uuid/v5 v5.0.0/go.mod h1:CDOjlDMVAtN56jqyRUZh58JT31Tiw7/oQyEXZV+9bD8=
-github.com/golang/mock v1.6.0 h1:ErTB+efbowRARo13NNdxyJji2egdxLGQhRaY+DUumQc=
-github.com/golang/mock v1.6.0/go.mod h1:p6yTPP+5HYm5mzsMV8JkE6ZKdX+/wYM6Hr+LicevLPs=
 github.com/golang/protobuf v1.3.1/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
 github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaSAoJOfIk=
 github.com/golang/protobuf v1.5.3 h1:KhyjKVUg7Usr/dYsdSqoFveMYd5ko72D+zANwlG1mmg=
@@ -95,12 +93,12 @@ github.com/metacubex/gopacket v1.1.20-0.20230608035415-7e2f98a3e759 h1:cjd4biTvO
 github.com/metacubex/gopacket v1.1.20-0.20230608035415-7e2f98a3e759/go.mod h1:UHOv2xu+RIgLwpXca7TLrXleEd4oR3sPatW6IF8wU88=
 github.com/metacubex/gvisor v0.0.0-20230611153922-78842f086475 h1:qSEOvPPaMrWggFyFhFYGyMR8i1HKyhXjdi1QYUAa2ww=
 github.com/metacubex/gvisor v0.0.0-20230611153922-78842f086475/go.mod h1:wehEpqiogdeyncfhckJP5gD2LtBgJW0wnDC24mJ+8Jg=
-github.com/metacubex/quic-go v0.38.1-0.20230909013832-033f6a2115cf h1:hflzPbb2M+3uUOZEVO72MKd2R62xEermoVaNhJOzBR8=
+github.com/metacubex/quic-go v0.39.1-0.20230926003849-db956da2a731 h1:F+xz1KCwUfCud5eWHKZr0QsWOeA+mqIFvn90r8hq+R8=
-github.com/metacubex/quic-go v0.38.1-0.20230909013832-033f6a2115cf/go.mod h1:7RCcKJJk1DMeNQQNnYKS+7FqftqPfG031oP8jrYRMw8=
+github.com/metacubex/quic-go v0.39.1-0.20230926003849-db956da2a731/go.mod h1:4pe6cY+nAMFU/Uxn1rfnxNIowsaJGDQ3uyy4VuiPkP4=
 github.com/metacubex/sing v0.0.0-20230921160249-edb949c9c140 h1:qiTekhMDwY2vXARJx1D9EIEdtllbL7+ZBzHX9DQpWs4=
 github.com/metacubex/sing v0.0.0-20230921160249-edb949c9c140/go.mod h1:GQ673iPfUnkbK/dIPkfd1Xh1MjOGo36gkl/mkiHY7Jg=
-github.com/metacubex/sing-quic v0.0.0-20230921160948-82175eb07a81 h1:6g+ohVa8FQLXz/ATmped/4kWuK0HKvhy1hwzQXyF0EI=
+github.com/metacubex/sing-quic v0.0.0-20230926004739-7c7c534c2255 h1:NfdM4hDFIhq9QxDStJ9Rz1h73sRUO/2L4pRZ6lGWRz8=
-github.com/metacubex/sing-quic v0.0.0-20230921160948-82175eb07a81/go.mod h1:oGpQmqe5tj3sPdPWCNLbBoUSwqd+Z6SqVO7TlMNVnH4=
+github.com/metacubex/sing-quic v0.0.0-20230926004739-7c7c534c2255/go.mod h1:asoMecRyaA6pLSLVR+qFdp/vD24m8KZ1O/QDxWa7RsM=
 github.com/metacubex/sing-shadowsocks v0.2.5 h1:O2RRSHlKGEpAVG/OHJQxyHqDy8uvvdCW/oW2TDBOIhc=
 github.com/metacubex/sing-shadowsocks v0.2.5/go.mod h1:Xz2uW9BEYGEoA8B4XEpoxt7ERHClFCwsMAvWaruoyMo=
 github.com/metacubex/sing-shadowsocks2 v0.1.4 h1:OOCf8lgsVcpTOJUeaFAMzyKVebaQOBnKirDdUdBoKIE=
@@ -139,8 +137,8 @@ github.com/puzpuzpuz/xsync/v2 v2.5.0 h1:2k4qrO/orvmEXZ3hmtHqIy9XaQtPTwzMZk1+iErp
 github.com/puzpuzpuz/xsync/v2 v2.5.0/go.mod h1:gD2H2krq/w52MfPLE+Uy64TzJDVY7lP2znR9qmR35kU=
 github.com/quic-go/qpack v0.4.0 h1:Cr9BXA1sQS2SmDUWjSofMPNKmvF6IiIfDRmgU0w1ZCo=
 github.com/quic-go/qpack v0.4.0/go.mod h1:UZVnYIfi5GRk+zI9UMaCPsmZ2xKJP7XBUvVyT1Knj9A=
-github.com/quic-go/qtls-go1-20 v0.3.3 h1:17/glZSLI9P9fDAeyCHBFSWSqJcwx1byhLwP5eUIDCM=
+github.com/quic-go/qtls-go1-20 v0.3.4 h1:MfFAPULvst4yoMgY9QmtpYmfij/em7O8UUi+bNVm7Cg=
-github.com/quic-go/qtls-go1-20 v0.3.3/go.mod h1:X9Nh97ZL80Z+bX/gUXMbipO6OxdiDi58b/fMC9mAL+k=
+github.com/quic-go/qtls-go1-20 v0.3.4/go.mod h1:X9Nh97ZL80Z+bX/gUXMbipO6OxdiDi58b/fMC9mAL+k=
 github.com/rogpeppe/go-internal v1.9.0 h1:73kH8U+JUqXU8lRuOHeVHaa/SZPifC7BkcraZVejAe8=
 github.com/sagernet/go-tun2socks v1.16.12-0.20220818015926-16cb67876a61 h1:5+m7c6AkmAylhauulqN/c5dnh8/KssrE9c93TQrXldA=
 github.com/sagernet/go-tun2socks v1.16.12-0.20220818015926-16cb67876a61/go.mod h1:QUQ4RRHD6hGGHdFMEtR8T2P6GS6R3D/CXKdaYHKKXms=
@@ -197,7 +195,6 @@ github.com/vishvananda/netns v0.0.0-20191106174202-0a2b9b5464df/go.mod h1:JP3t17
 github.com/vishvananda/netns v0.0.0-20210104183010-2eb08e3e575f/go.mod h1:DD4vA1DwXk04H54A1oHXtwZmA0grkVMdPxx/VGLCah0=
 github.com/vishvananda/netns v0.0.0-20211101163701-50045581ed74 h1:gga7acRE695APm9hlsSMoOoE65U4/TcqNj90mc69Rlg=
 github.com/vishvananda/netns v0.0.0-20211101163701-50045581ed74/go.mod h1:DD4vA1DwXk04H54A1oHXtwZmA0grkVMdPxx/VGLCah0=
-github.com/yuin/goldmark v1.3.5/go.mod h1:mwnBkeHKe2W/ZEtQ+71ViKU8L12m81fl3OWwC1Zlc8k=
 github.com/yusufpapurcu/wmi v1.2.3 h1:E1ctvB7uKFMOJw3fdOW32DwGE9I7t++CRUEMKvFoFiw=
 github.com/yusufpapurcu/wmi v1.2.3/go.mod h1:SBZ9tNy3G9/m5Oi98Zks0QjeHVDvuK0qfxQmPyzfmi0=
 github.com/zhangyunhao116/fastrand v0.3.0 h1:7bwe124xcckPulX6fxtr2lFdO2KQqaefdtbk+mqO/Ig=
@@ -208,6 +205,8 @@ go.etcd.io/bbolt v1.3.7 h1:j+zJOnnEjF/kyHlDDgGnVL/AIqIJPq8UoB2GSNfkUfQ=
 go.etcd.io/bbolt v1.3.7/go.mod h1:N9Mkw9X8x5fupy0IKsmuqVtoGDyxsaDlbk4Rd05IAQw=
 go.uber.org/automaxprocs v1.5.3 h1:kWazyxZUrS3Gs4qUpbwo5kEIMGe/DAvi5Z4tl2NW4j8=
 go.uber.org/automaxprocs v1.5.3/go.mod h1:eRbA25aqJrxAbsLO0xy5jVwPt7FQnRgjW+efnwa1WM0=
+go.uber.org/mock v0.3.0 h1:3mUxI1No2/60yUYax92Pt8eNOEecx2D3lcXZh2NEZJo=
+go.uber.org/mock v0.3.0/go.mod h1:a6FSlNadKUHUa9IP5Vyt1zh4fC7uAwxMutEAscFbkZc=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
 golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.13.0 h1:mvySKfSWJ+UKUii46M40LOvyWfN0s2U+46/jDd0e6Ck=
@@ -216,16 +215,13 @@ golang.org/x/exp v0.0.0-20230905200255-921286631fa9 h1:GoHiUyI/Tp2nVkLI2mCxVkOjs
 golang.org/x/exp v0.0.0-20230905200255-921286631fa9/go.mod h1:S2oDrQGGwySpoQPVqRShND87VCbxmc6bL1Yd2oYrm6k=
 golang.org/x/lint v0.0.0-20200302205851-738671d3881b/go.mod h1:3xt1FjdF8hUf6vQPIChWIBhFzV8gjjsPE/fR3IyQdNY=
 golang.org/x/mod v0.1.1-0.20191105210325-c90efee705ee/go.mod h1:QqPTAvyqsEbceGzBzNggFXnrqF1CaUcvgkdR5Ot7KZg=
-golang.org/x/mod v0.4.2/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
 golang.org/x/mod v0.12.0 h1:rmsUpXtvNzj340zd98LZ4KntptpfRHwpFOHG188oHXc=
 golang.org/x/mod v0.12.0/go.mod h1:iBbtSCu2XBx23ZKBPSOrRkjjQPZFPuis4dIYUhu/chs=
 golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
 golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
-golang.org/x/net v0.0.0-20210405180319-a5a99cb37ef4/go.mod h1:p54w0d4576C0XHj96bSt6lcn1PtDYWL6XObtHCRCNQM=
 golang.org/x/net v0.15.0 h1:ugBLEUaxABaB5AJqW9enI0ACdci2RUd4eP51NTBvuJ8=
 golang.org/x/net v0.15.0/go.mod h1:idbUs1IY1+zTqbi8yxTbhexhEEk5ur9LInksu6HrEpk=
 golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
-golang.org/x/sync v0.0.0-20210220032951-036812b2e83c/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.3.0 h1:ftCYgMx6zT/asHUrPw8BLLscYtGznsLAnjq5RH9P66E=
 golang.org/x/sync v0.3.0/go.mod h1:FU7BRWz2tNW+3quACPkgCx/L+uEAv1htQ0V83Z9Rj+Y=
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
@@ -235,10 +231,7 @@ golang.org/x/sys v0.0.0-20190804053845-51ab0e2deafa/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20190916202348-b4ddaad3f8a3/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20191204072324-ce4227a45e2e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200217220822-9197077df867/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20201204225414-ed752295db88/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20210330210617-4fbd30eecc44/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20210510120138-977fb7262007/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220622161953-175b2fd9d664/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220715151400-c0bba94af5f8/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220908164124-27713097b956/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
@@ -248,23 +241,16 @@ golang.org/x/sys v0.8.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.11.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.12.0 h1:CM0HF96J0hcLAwsHPJZjfdNzs0gftsLfgKt57wWHJ0o=
 golang.org/x/sys v0.12.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
-golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.13.0 h1:ablQoSUd0tRdKxZewP80B+BaqeKJuVhuRxj/dkrun3k=
 golang.org/x/text v0.13.0/go.mod h1:TvPlkZtksWOMsz7fbANvkp4WM8x/WCo/om8BMLbz+aE=
 golang.org/x/time v0.3.0 h1:rg5rLMjNzMS1RkNLzCG38eapWhnYLFYXDXj2gOlr8j4=
 golang.org/x/time v0.3.0/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
-golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
-golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
 golang.org/x/tools v0.0.0-20200130002326-2f3ba24bd6e7/go.mod h1:TB2adYChydJhpapKDTa4BR/hXlZSLoq2Wpct/0txZ28=
-golang.org/x/tools v0.1.1/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
 golang.org/x/tools v0.13.0 h1:Iey4qkscZuv0VvIt8E0neZjtPVQFSc870HQ448QgEmQ=
 golang.org/x/tools v0.13.0/go.mod h1:HvlwmtVNQAhOuCjW7xxvovg8wbNq7LwfXh/k7wXUl58=
-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=
-golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw=
 google.golang.org/protobuf v1.31.0 h1:g0LDEJHgrBl9N9r17Ru3sqWhkIx2NB67okBHPwC7hs8=
 google.golang.org/protobuf v1.31.0/go.mod h1:HV8QOd/L58Z+nl8r43ehVNZIU/HEI6OcFqwMG9pJV4I=

transport/hysteria/congestion/brutal.go

@@ -85,7 +85,7 @@ func (b *BrutalSender) OnPacketAcked(number congestion.PacketNumber, ackedBytes
 	b.updateAckRate(currentTimestamp)
 }
 
-func (b *BrutalSender) OnPacketLost(number congestion.PacketNumber, lostBytes congestion.ByteCount,
+func (b *BrutalSender) OnCongestionEvent(number congestion.PacketNumber, lostBytes congestion.ByteCount,
 	priorInFlight congestion.ByteCount) {
 	currentTimestamp := time.Now().Unix()
 	slot := currentTimestamp % pktInfoSlotCount

transport/tuic/common/congestion.go

@@ -23,7 +23,6 @@ func SetCongestionController(quicConn quic.Connection, cc string, cwnd int) {
 				congestion.DefaultClock{},
 				congestion.GetInitialPacketSize(quicConn.RemoteAddr()),
 				false,
-				nil,
 			),
 		)
 	case "new_reno":
@@ -32,7 +31,6 @@ func SetCongestionController(quicConn quic.Connection, cc string, cwnd int) {
 				congestion.DefaultClock{},
 				congestion.GetInitialPacketSize(quicConn.RemoteAddr()),
 				true,
-				nil,
 			),
 		)
 	case "bbr":

transport/tuic/congestion/bandwidth_sampler.go

@@ -296,9 +296,9 @@ func (s *BandwidthSampler) onPacketAckedInner(ackTime time.Time, lastAckedPacket
 	return sample
 }
 
-// OnPacketLost Informs the sampler that a packet is considered lost and it should no
+// OnCongestionEvent Informs the sampler that a packet is considered lost and it should no
 // longer keep track of it.
-func (s *BandwidthSampler) OnPacketLost(packetNumber congestion.PacketNumber) SendTimeState {
+func (s *BandwidthSampler) OnCongestionEvent(packetNumber congestion.PacketNumber) SendTimeState {
 	ok, sentPacket := s.connectionStats.Remove(packetNumber)
 	sendTimeState := SendTimeState{
 		isValid: ok,

transport/tuic/congestion/bbr_sender.go

@@ -374,7 +374,7 @@ func (b *bbrSender) OnPacketAcked(number congestion.PacketNumber, ackedBytes con
 
 }
 
-func (b *bbrSender) OnPacketLost(number congestion.PacketNumber, lostBytes congestion.ByteCount, priorInFlight congestion.ByteCount) {
+func (b *bbrSender) OnCongestionEvent(number congestion.PacketNumber, lostBytes congestion.ByteCount, priorInFlight congestion.ByteCount) {
 	eventTime := time.Now()
 	totalBytesAckedBefore := b.sampler.totalBytesAcked
 	isRoundStart, minRttExpired := false, false
@@ -620,7 +620,7 @@ func (b *bbrSender) ShouldExtendMinRttExpiry() bool {
 }
 
 func (b *bbrSender) DiscardLostPackets(number congestion.PacketNumber, lostBytes congestion.ByteCount) {
-	b.sampler.OnPacketLost(number)
+	b.sampler.OnCongestionEvent(number)
 	if b.mode == STARTUP {
 		// if b.rttStats != nil {
 		// TODO: slow start.

transport/tuic/congestion/cubic_sender.go

@@ -5,7 +5,6 @@ import (
 	"time"
 
 	"github.com/metacubex/quic-go/congestion"
-	"github.com/metacubex/quic-go/logging"
 )
 
 const (
@@ -54,9 +53,6 @@ type cubicSender struct {
 	initialMaxCongestionWindow congestion.ByteCount
 
 	maxDatagramSize congestion.ByteCount
-
-	lastState logging.CongestionState
-	tracer    logging.ConnectionTracer
 }
 
 var (
@@ -68,7 +64,6 @@ func NewCubicSender(
 	clock Clock,
 	initialMaxDatagramSize congestion.ByteCount,
 	reno bool,
-	tracer logging.ConnectionTracer,
 ) *cubicSender {
 	return newCubicSender(
 		clock,
@@ -76,7 +71,6 @@ func NewCubicSender(
 		initialMaxDatagramSize,
 		initialCongestionWindow*initialMaxDatagramSize,
 		MaxCongestionWindowPackets*initialMaxDatagramSize,
-		tracer,
 	)
 }
 
@@ -86,7 +80,6 @@ func newCubicSender(
 	initialMaxDatagramSize,
 	initialCongestionWindow,
 	initialMaxCongestionWindow congestion.ByteCount,
-	tracer logging.ConnectionTracer,
 ) *cubicSender {
 	c := &cubicSender{
 		largestSentPacketNumber:    InvalidPacketNumber,
@@ -99,14 +92,9 @@ func newCubicSender(
 		cubic:                      NewCubic(clock),
 		clock:                      clock,
 		reno:                       reno,
-		tracer:                     tracer,
 		maxDatagramSize:            initialMaxDatagramSize,
 	}
 	c.pacer = newPacer(c.BandwidthEstimate)
-	if c.tracer != nil {
-		c.lastState = logging.CongestionStateSlowStart
-		c.tracer.UpdatedCongestionState(logging.CongestionStateSlowStart)
-	}
 	return c
 }
 
@@ -167,7 +155,6 @@ func (c *cubicSender) MaybeExitSlowStart() {
 		c.hybridSlowStart.ShouldExitSlowStart(c.rttStats.LatestRTT(), c.rttStats.MinRTT(), c.GetCongestionWindow()/c.maxDatagramSize) {
 		// exit slow start
 		c.slowStartThreshold = c.congestionWindow
-		c.maybeTraceStateChange(logging.CongestionStateCongestionAvoidance)
 	}
 }
 
@@ -187,14 +174,13 @@ func (c *cubicSender) OnPacketAcked(
 	}
 }
 
-func (c *cubicSender) OnPacketLost(packetNumber congestion.PacketNumber, lostBytes, priorInFlight congestion.ByteCount) {
+func (c *cubicSender) OnCongestionEvent(packetNumber congestion.PacketNumber, lostBytes, priorInFlight congestion.ByteCount) {
 	// TCP NewReno (RFC6582) says that once a loss occurs, any losses in packets
 	// already sent should be treated as a single loss event, since it's expected.
 	if packetNumber <= c.largestSentAtLastCutback {
 		return
 	}
 	c.lastCutbackExitedSlowstart = c.InSlowStart()
-	c.maybeTraceStateChange(logging.CongestionStateRecovery)
 
 	if c.reno {
 		c.congestionWindow = congestion.ByteCount(float64(c.congestionWindow) * renoBeta)
@@ -223,7 +209,6 @@ func (c *cubicSender) maybeIncreaseCwnd(
 	// the current window.
 	if !c.isCwndLimited(priorInFlight) {
 		c.cubic.OnApplicationLimited()
-		c.maybeTraceStateChange(logging.CongestionStateApplicationLimited)
 		return
 	}
 	if c.congestionWindow >= c.maxCongestionWindow() {
@@ -232,11 +217,9 @@ func (c *cubicSender) maybeIncreaseCwnd(
 	if c.InSlowStart() {
 		// TCP slow start, exponential growth, increase by one for each ACK.
 		c.congestionWindow += c.maxDatagramSize
-		c.maybeTraceStateChange(logging.CongestionStateSlowStart)
 		return
 	}
 	// Congestion avoidance
-	c.maybeTraceStateChange(logging.CongestionStateCongestionAvoidance)
 	if c.reno {
 		// Classic Reno congestion avoidance.
 		c.numAckedPackets++
@@ -297,14 +280,6 @@ func (c *cubicSender) OnConnectionMigration() {
 	c.slowStartThreshold = c.initialMaxCongestionWindow
 }
 
-func (c *cubicSender) maybeTraceStateChange(new logging.CongestionState) {
-	if c.tracer == nil || new == c.lastState {
-		return
-	}
-	c.tracer.UpdatedCongestionState(new)
-	c.lastState = new
-}
-
 func (c *cubicSender) SetMaxDatagramSize(s congestion.ByteCount) {
 	if s < c.maxDatagramSize {
 		panic(fmt.Sprintf("congestion BUG: decreased max datagram size from %d to %d", c.maxDatagramSize, s))