fix unused GossipSubHistoryGossip, make seenMessages ttl configurable, make score params SeenMsgTTL configurable

go.mod

@@ -3,15 +3,16 @@ module github.com/libp2p/go-libp2p-pubsub
 go 1.13
 
 require (
-	github.com/benbjohnson/clock v1.0.3
+	github.com/benbjohnson/clock v1.1.0
 	github.com/gogo/protobuf v1.3.2
 	github.com/ipfs/go-log v1.0.5
 	github.com/libp2p/go-libp2p-blankhost v0.2.0
 	github.com/libp2p/go-libp2p-connmgr v0.2.4
-	github.com/libp2p/go-libp2p-core v0.11.0
+	github.com/libp2p/go-libp2p-core v0.15.1
 	github.com/libp2p/go-libp2p-discovery v0.6.0
-	github.com/libp2p/go-libp2p-swarm v0.8.0
+	github.com/libp2p/go-libp2p-quic-transport v0.17.0 // indirect
+	github.com/libp2p/go-libp2p-swarm v0.10.0
 	github.com/libp2p/go-msgio v0.0.6
-	github.com/multiformats/go-multiaddr v0.4.0
+	github.com/multiformats/go-multiaddr v0.5.0
 	github.com/whyrusleeping/timecache v0.0.0-20160911033111-cfcb2f1abfee
 )

go.sum

@@ -8,7 +8,6 @@ dmitri.shuralyov.com/service/change v0.0.0-20181023043359-a85b471d5412/go.mod h1
 dmitri.shuralyov.com/state v0.0.0-20180228185332-28bcc343414c/go.mod h1:0PRwlb0D6DFvNNtx+9ybjezNCa8XF0xaYcETyp6rHWU=
 git.apache.org/thrift.git v0.0.0-20180902110319-2566ecd5d999/go.mod h1:fPE2ZNJGynbRyZ4dJvy6G277gSllfV2HJqblrnkyeyg=
 github.com/AndreasBriese/bbloom v0.0.0-20190825152654-46b345b51c96/go.mod h1:bOvUY6CB00SOBii9/FifXqc0awNKxLFCL/+pkDPuyl8=
-github.com/BurntSushi/toml v0.3.1 h1:WXkYYl6Yr3qBf1K79EBnL4mak0OimBfB0XUf9Vl28OQ=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
 github.com/Knetic/govaluate v3.0.1-0.20171022003610-9aa49832a739+incompatible/go.mod h1:r7JcOSlj0wfOMncg0iLm8Leh48TZaKVeNIfJntJ2wa0=
 github.com/OneOfOne/xxhash v1.2.2/go.mod h1:HSdplMjZKSmBqAxg5vPj2TmRDmfkzw+cTzAElWljhcU=
@@ -34,8 +33,8 @@ github.com/aws/aws-lambda-go v1.13.3/go.mod h1:4UKl9IzQMoD+QF79YdCuzCwp8VbmG4VAQ
 github.com/aws/aws-sdk-go v1.27.0/go.mod h1:KmX6BPdI08NWTb3/sm4ZGu5ShLoqVDhKgpiN924inxo=
 github.com/aws/aws-sdk-go-v2 v0.18.0/go.mod h1:JWVYvqSMppoMJC0x5wdwiImzgXTI9FuZwxzkQq9wy+g=
 github.com/benbjohnson/clock v1.0.2/go.mod h1:bGMdMPoPVvcYyt1gHDf4J2KE153Yf9BuiUKYMaxlTDM=
-github.com/benbjohnson/clock v1.0.3 h1:vkLuvpK4fmtSCuo60+yC63p7y0BmQ8gm5ZXGuBCJyXg=
+github.com/benbjohnson/clock v1.1.0 h1:Q92kusRqC1XV2MjkWETPvjJVqKetz1OzxZB7mHJLju8=
-github.com/benbjohnson/clock v1.0.3/go.mod h1:bGMdMPoPVvcYyt1gHDf4J2KE153Yf9BuiUKYMaxlTDM=
+github.com/benbjohnson/clock v1.1.0/go.mod h1:J11/hYXuz8f4ySSvYwY0FKfm+ezbsZBKZxNJlLklBHA=
 github.com/beorn7/perks v0.0.0-20180321164747-3a771d992973/go.mod h1:Dwedo/Wpr24TaqPxmxbtue+5NUziq4I4S80YR8gNf3Q=
 github.com/beorn7/perks v1.0.0/go.mod h1:KWe93zE9D1o94FZ5RNwFwVgaQK1VOXiVxmqh+CedLV8=
 github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM=
@@ -230,8 +229,9 @@ github.com/ipfs/go-log v1.0.5/go.mod h1:j0b8ZoR+7+R99LD9jZ6+AJsrzkPbSXbZfGakb5JP
 github.com/ipfs/go-log/v2 v2.0.5/go.mod h1:eZs4Xt4ZUJQFM3DlanGhy7TkwwawCZcSByscwkWG+dw=
 github.com/ipfs/go-log/v2 v2.1.1/go.mod h1:2v2nsGfZsvvAJz13SyFzf9ObaqwHiHxsPLEHntrv9KM=
 github.com/ipfs/go-log/v2 v2.1.3/go.mod h1:/8d0SH3Su5Ooc31QlL1WysJhvyOTDCjcCZ9Axpmri6g=
-github.com/ipfs/go-log/v2 v2.3.0 h1:31Re/cPqFHpsRHgyVwjWADPoF0otB1WrjTy8ZFYwEZU=
 github.com/ipfs/go-log/v2 v2.3.0/go.mod h1:QqGoj30OTpnKaG/LKTGTxoP2mmQtjVMEnK72gynbe/g=
+github.com/ipfs/go-log/v2 v2.5.0 h1:+MhAooFd9XZNvR0i9FriKW6HB0ql7HNXUuflWtc0dd4=
+github.com/ipfs/go-log/v2 v2.5.0/go.mod h1:prSpmC1Gpllc9UYWxDiZDreBYw7zp4Iqp1kOLU9U5UI=
 github.com/jbenet/go-cienv v0.1.0/go.mod h1:TqNnHUmJgXau0nCzC7kXWeotg3J9W34CUv5Djy1+FlA=
 github.com/jbenet/go-temp-err-catcher v0.1.0 h1:zpb3ZH6wIE8Shj2sKS+khgRvf7T7RABoLk/+KKHggpk=
 github.com/jbenet/go-temp-err-catcher v0.1.0/go.mod h1:0kJRvmDZXNMIiJirNPEYfhpPwbGVtZVWC34vc5WLsDk=
@@ -258,8 +258,9 @@ github.com/kisielk/errcheck v1.2.0/go.mod h1:/BMXB+zMLi60iA8Vv6Ksmxu/1UDYcXs4uQL
 github.com/kisielk/errcheck v1.5.0/go.mod h1:pFxgyoBC7bSaBwPgfKdkLd5X25qrDl4LWUI2bnpBCr8=
 github.com/kisielk/gotool v1.0.0/go.mod h1:XhKaO+MFFWcvkIS/tQcRk01m1F5IRFswLeQ+oQHNcck=
 github.com/kkdai/bstream v0.0.0-20161212061736-f391b8402d23/go.mod h1:J+Gs4SYgM6CZQHDETBtE9HaSEkGmuNXF86RwHhHUvq4=
-github.com/klauspost/compress v1.11.7 h1:0hzRabrMN4tSTvMfnL3SCv1ZGeAP23ynzodBgaHeMeg=
 github.com/klauspost/compress v1.11.7/go.mod h1:aoV0uJVorq1K+umq18yTdKaF57EivdYsUV+/s2qKfXs=
+github.com/klauspost/compress v1.13.6 h1:P76CopJELS0TiO2mebmnzgWaajssP/EszplttgQxcgc=
+github.com/klauspost/compress v1.13.6/go.mod h1:/3/Vjq9QcHkK5uEr5lBEmyoZ1iFhe47etQ6QUkpK6sk=
 github.com/klauspost/cpuid/v2 v2.0.4 h1:g0I61F2K2DjRHz1cnxlkNSBIaePVoJIjjnHui8QHbiw=
 github.com/klauspost/cpuid/v2 v2.0.4/go.mod h1:FInQzS24/EEf25PyTYn52gqo7WaD8xa0213Md/qVLRg=
 github.com/konsorten/go-windows-terminal-sequences v1.0.1/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
@@ -272,7 +273,6 @@ github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
 github.com/kr/pty v1.1.3/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
 github.com/kr/text v0.1.0 h1:45sCR5RtlFHMR4UwH9sdQ5TC8v0qDQCHnXt+kaKSTVE=
 github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
-github.com/libp2p/go-addr-util v0.1.0 h1:acKsntI33w2bTU7tC9a0SaPimJGfSI0bFKC18ChxeVI=
 github.com/libp2p/go-addr-util v0.1.0/go.mod h1:6I3ZYuFr2O/9D+SoyM0zEw0EF3YkldtTX406BpdQMqw=
 github.com/libp2p/go-buffer-pool v0.0.1/go.mod h1:xtyIz9PMobb13WaxR6Zo1Pd1zXJKYg0a8KiIvDp3TzQ=
 github.com/libp2p/go-buffer-pool v0.0.2 h1:QNK2iAFa8gjAe1SPz6mHSMuCcjs+X1wlHzeOSqcmlfs=
@@ -297,41 +297,54 @@ github.com/libp2p/go-libp2p-core v0.6.0/go.mod h1:txwbVEhHEXikXn9gfC7/UDDw7rkxuX
 github.com/libp2p/go-libp2p-core v0.8.0/go.mod h1:FfewUH/YpvWbEB+ZY9AQRQ4TAD8sJBt/G1rVvhz5XT8=
 github.com/libp2p/go-libp2p-core v0.8.6/go.mod h1:dgHr0l0hIKfWpGpqAMbpo19pen9wJfdCGv51mTmdpmM=
 github.com/libp2p/go-libp2p-core v0.10.0/go.mod h1:ECdxehoYosLYHgDDFa2N4yE8Y7aQRAMf0sX9mf2sbGg=
-github.com/libp2p/go-libp2p-core v0.11.0 h1:75jAgdA+IChNa+/mZXogfmrGkgwxkVvxmIC7pV+F6sI=
 github.com/libp2p/go-libp2p-core v0.11.0/go.mod h1:ECdxehoYosLYHgDDFa2N4yE8Y7aQRAMf0sX9mf2sbGg=
+github.com/libp2p/go-libp2p-core v0.12.0/go.mod h1:ECdxehoYosLYHgDDFa2N4yE8Y7aQRAMf0sX9mf2sbGg=
+github.com/libp2p/go-libp2p-core v0.14.0/go.mod h1:tLasfcVdTXnixsLB0QYaT1syJOhsbrhG7q6pGrHtBg8=
+github.com/libp2p/go-libp2p-core v0.15.1 h1:0RY+Mi/ARK9DgG1g9xVQLb8dDaaU8tCePMtGALEfBnM=
+github.com/libp2p/go-libp2p-core v0.15.1/go.mod h1:agSaboYM4hzB1cWekgVReqV5M4g5M+2eNNejV+1EEhs=
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@@ -341,18 +354,23 @@ github.com/libp2p/go-reuseport v0.1.0/go.mod h1:bQVn9hmfcTaoo0c9v5pBhOarsU1eNOBZ
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@@ -360,10 +378,15 @@ github.com/mailru/easyjson v0.0.0-20180823135443-60711f1a8329/go.mod h1:C1wdFJiN
 github.com/mailru/easyjson v0.0.0-20190312143242-1de009706dbe/go.mod h1:C1wdFJiN94OJF2b5HbByQZoLdCWB1Yqtg26g4irojpc=
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 github.com/marten-seemann/tcp v0.0.0-20210406111302-dfbc87cc63fd h1:br0buuQ854V8u83wA0rVZ8ttrq5CpaPZdvrK0LP2lOk=
 github.com/marten-seemann/tcp v0.0.0-20210406111302-dfbc87cc63fd/go.mod h1:QuCEs1Nt24+FYQEqAAncTDPJIuGs+LxK1MCiFL25pMU=
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@@ -371,8 +394,9 @@ github.com/mattn/go-colorable v0.1.1/go.mod h1:FuOcm+DKB9mbwrcAfNl7/TZVBZ6rcncea
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@@ -423,14 +447,18 @@ github.com/multiformats/go-multiaddr v0.2.2/go.mod h1:NtfXiOtHvghW9KojvtySjH5y0u
 github.com/multiformats/go-multiaddr v0.3.0/go.mod h1:dF9kph9wfJ+3VLAaeBqo9Of8x4fJxp6ggJGteB8HQTI=
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-github.com/multiformats/go-multiaddr v0.4.0 h1:hL/K4ZJhJ5PTw3nwylq9lGU5yArzcAroZmex1ghSEkQ=
 github.com/multiformats/go-multiaddr v0.4.0/go.mod h1:YcpyLH8ZPudLxQlemYBPhSm0/oCXAT8Z4mzFpyoPyRc=
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@@ -638,8 +666,9 @@ go.uber.org/atomic v1.5.0/go.mod h1:sABNBOSYdrvTF6hTgEIbc7YasKWGhgEQZyfxyTvoXHQ=
 go.uber.org/atomic v1.6.0/go.mod h1:sABNBOSYdrvTF6hTgEIbc7YasKWGhgEQZyfxyTvoXHQ=
 go.uber.org/atomic v1.7.0 h1:ADUqmZGgLDDfbSL9ZmPxKTybcoEYHgpYfELNoN+7hsw=
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-go.uber.org/goleak v1.1.10 h1:z+mqJhf6ss6BSfSM671tgKyZBFPTTJM+HLxnhPC3wu0=
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@@ -650,8 +679,9 @@ go.uber.org/zap v1.10.0/go.mod h1:vwi/ZaCAaUcBkycHslxD9B2zi4UTXhF60s6SWpuDF0Q=
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-go.uber.org/zap v1.16.0 h1:uFRZXykJGK9lLY4HtgSw44DnIcAM+kRBP7x5m+NpAOM=
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+go.uber.org/zap v1.19.1 h1:ue41HOKd1vGURxrmeKIgELGb3jPW9DMUDGtsinblHwI=
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@@ -717,6 +747,7 @@ golang.org/x/net v0.0.0-20210119194325-5f4716e94777/go.mod h1:m0MpNAwzfU5UDzcl9v
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@@ -779,9 +810,12 @@ golang.org/x/sys v0.0.0-20210315160823-c6e025ad8005/go.mod h1:h1NjWce9XRLGQEsW7w
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@@ -816,8 +850,9 @@ golang.org/x/tools v0.0.0-20200130002326-2f3ba24bd6e7/go.mod h1:TB2adYChydJhpapK
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-golang.org/x/tools v0.1.1 h1:wGiQel/hW0NnEkJUk8lbzkX2gFJU6PFxf1v5OlCfuOs=
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+golang.org/x/tools v0.1.5 h1:ouewzE6p+/VEB31YYnTbEJdi8pFqKp4P4n85vwo3DHA=
+golang.org/x/tools v0.1.5/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
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@@ -885,17 +920,18 @@ gopkg.in/yaml.v2 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.2.4/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.2.5/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
+gopkg.in/yaml.v2 v2.2.8/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.3.0/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.4.0 h1:D8xgwECY7CYvx+Y2n4sBz93Jn9JRvxdiyyo8CTfuKaY=
 gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=
-gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c h1:dUUwHk2QECo/6vqA44rthZ8ie2QXMNeKRTHCNY2nXvo=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
+gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b h1:h8qDotaEPuJATrMmW04NCwg7v22aHH28wwpauUhK9Oo=
+gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 grpc.go4.org v0.0.0-20170609214715-11d0a25b4919/go.mod h1:77eQGdRu53HpSqPFJFmuJdjuHRquDANNeA4x7B8WQ9o=
 honnef.co/go/tools v0.0.0-20180728063816-88497007e858/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
 honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
 honnef.co/go/tools v0.0.0-20190106161140-3f1c8253044a/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
 honnef.co/go/tools v0.0.0-20190523083050-ea95bdfd59fc/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
-honnef.co/go/tools v0.0.1-2019.2.3 h1:3JgtbtFHMiCmsznwGVTUWbgGov+pVqnlf1dEJTNAXeM=
 honnef.co/go/tools v0.0.1-2019.2.3/go.mod h1:a3bituU0lyd329TUQxRnasdCoJDkEUEAqEt0JzvZhAg=
 sigs.k8s.io/yaml v1.1.0/go.mod h1:UJmg0vDUVViEyp3mgSv9WPwZCDxu4rQW1olrI1uml+o=
 sourcegraph.com/sourcegraph/appdash v0.0.0-20190731080439-ebfcffb1b5c0/go.mod h1:hI742Nqp5OhwiqlzhgfbWU4mW4yO10fP+LoT9WOswdU=

gossipsub.go

@@ -235,7 +235,7 @@ func DefaultGossipSubParams() GossipSubParams {
 		Dscore:                    GossipSubDscore,
 		Dout:                      GossipSubDout,
 		HistoryLength:             GossipSubHistoryLength,
-		HistoryGossip:             GossipSubHistoryLength,
+		HistoryGossip:             GossipSubHistoryGossip,
 		Dlazy:                     GossipSubDlazy,
 		GossipFactor:              GossipSubGossipFactor,
 		GossipRetransmission:      GossipSubGossipRetransmission,

pubsub.go

@@ -27,6 +27,8 @@ import (
 const DefaultMaxMessageSize = 1 << 20
 
 var (
+	// TimeCacheDuration specifies how long a message ID will be remembered as seen.
+	// Use WithSeenMessagesTTL to configure this per pubsub instance, instead of overriding the global default.
 	TimeCacheDuration = 120 * time.Second
 
 	// ErrSubscriptionCancelled may be returned when a subscription Next() is called after the
@@ -146,6 +148,7 @@ type PubSub struct {
 
 	seenMessagesMx sync.Mutex
 	seenMessages   *timecache.TimeCache
+	seenMsgTTL     time.Duration
 
 	// generator used to compute the ID for a message
 	idGen *msgIDGenerator
@@ -272,7 +275,7 @@ func NewPubSub(ctx context.Context, h host.Host, rt PubSubRouter, opts ...Option
 		inboundStreams:        make(map[peer.ID]network.Stream),
 		blacklist:             NewMapBlacklist(),
 		blacklistPeer:         make(chan peer.ID),
-		seenMessages:          timecache.NewTimeCache(TimeCacheDuration),
+		seenMsgTTL:            TimeCacheDuration,
 		idGen:                 newMsgIdGenerator(),
 		counter:               uint64(time.Now().UnixNano()),
 	}
@@ -294,6 +297,8 @@ func NewPubSub(ctx context.Context, h host.Host, rt PubSubRouter, opts ...Option
 		}
 	}
 
+	ps.seenMessages = timecache.NewTimeCache(ps.seenMsgTTL)
+
 	if err := ps.disc.Start(ps); err != nil {
 		return nil, err
 	}
@@ -510,6 +515,14 @@ func WithProtocolMatchFn(m ProtocolMatchFn) Option {
 	}
 }
 
+// WithSeenMessagesTTL configures when a previously seen message ID can be forgotten about
+func WithSeenMessagesTTL(ttl time.Duration) Option {
+	return func(ps *PubSub) error {
+		ps.seenMsgTTL = ttl
+		return nil
+	}
+}
+
 // processLoop handles all inputs arriving on the channels
 func (p *PubSub) processLoop(ctx context.Context) {
 	defer func() {

score.go

@@ -88,6 +88,8 @@ type peerScore struct {
 var _ RawTracer = (*peerScore)(nil)
 
 type messageDeliveries struct {
+	seenMsgTTL time.Duration
+
 	records map[string]*deliveryRecord
 
 	// queue for cleaning up old delivery records
@@ -178,11 +180,15 @@ func WithPeerScoreInspect(inspect interface{}, period time.Duration) Option {
 
 // implementation
 func newPeerScore(params *PeerScoreParams) *peerScore {
+	seenMsgTTL := params.SeenMsgTTL
+	if seenMsgTTL == 0 {
+		seenMsgTTL = TimeCacheDuration
+	}
 	return &peerScore{
 		params:     params,
 		peerStats:  make(map[peer.ID]*peerStats),
 		peerIPs:    make(map[string]map[peer.ID]struct{}),
-		deliveries: &messageDeliveries{records: make(map[string]*deliveryRecord)},
+		deliveries: &messageDeliveries{seenMsgTTL: seenMsgTTL, records: make(map[string]*deliveryRecord)},
 		idGen:      newMsgIdGenerator(),
 	}
 }
@@ -841,7 +847,7 @@ func (d *messageDeliveries) getRecord(id string) *deliveryRecord {
 	rec = &deliveryRecord{peers: make(map[peer.ID]struct{}), firstSeen: now}
 	d.records[id] = rec
 
-	entry := &deliveryEntry{id: id, expire: now.Add(TimeCacheDuration)}
+	entry := &deliveryEntry{id: id, expire: now.Add(d.seenMsgTTL)}
 	if d.tail != nil {
 		d.tail.next = entry
 		d.tail = entry

score_params.go

@@ -93,6 +93,9 @@ type PeerScoreParams struct {
 
 	// time to remember counters for a disconnected peer.
 	RetainScore time.Duration
+
+	// time to remember a message delivery for. Default to global TimeCacheDuration if 0.
+	SeenMsgTTL time.Duration
 }
 
 type TopicScoreParams struct {