upgrade to latest dependencies (#1486)

bumping knative.dev/serving 2dc26f1...2446281:
  > 2446281 upgrade to latest dependencies (# 12148)
bumping knative.dev/networking 7e3965b...c8d6474:
  > c8d6474 upgrade to latest dependencies (# 534)
bumping knative.dev/eventing a34aaa0...7af98bb:
  > 7af98bb Format go code (# 5815)
  > e05267a Update actions (# 5816)
  > 50b2f32 upgrade to latest dependencies (# 5825)
bumping knative.dev/hack 47ac3b0...ced8ce7:
  > ced8ce7 Fix bash version check to allow v4 or later (# 84)
bumping knative.dev/pkg a34efd6...ba2b2b1:
  > ba2b2b1 upgrade to latest dependencies (# 2319)
  > caa95fe Bump assorted dependencies (# 2318)

Signed-off-by: Knative Automation <automation@knative.team>

go.mod

@@ -18,10 +18,10 @@ require (
 	k8s.io/cli-runtime v0.21.4
 	k8s.io/client-go v0.21.4
 	k8s.io/code-generator v0.21.4
-	knative.dev/eventing v0.26.1-0.20211018174236-a34aaa09f7d2
+	knative.dev/eventing v0.26.1-0.20211019092333-7af98bbb4491
-	knative.dev/hack v0.0.0-20211018110626-47ac3b032e60
+	knative.dev/hack v0.0.0-20211019034732-ced8ce706528
-	knative.dev/networking v0.0.0-20211018141626-7e3965bfab7b
+	knative.dev/networking v0.0.0-20211019132235-c8d647402afa
-	knative.dev/pkg v0.0.0-20211018141937-a34efd6b409d
+	knative.dev/pkg v0.0.0-20211019132235-ba2b2b1bf268
-	knative.dev/serving v0.26.1-0.20211018142437-2dc26f102ade
+	knative.dev/serving v0.26.1-0.20211019063033-2446281d75da
 	sigs.k8s.io/yaml v1.3.0
 )

go.sum

@@ -26,8 +26,9 @@ cloud.google.com/go v0.87.0/go.mod h1:TpDYlFy7vuLzZMMZ+B6iRiELaY7z/gJPaqbMx6mlWc
 cloud.google.com/go v0.90.0/go.mod h1:kRX0mNRHe0e2rC6oNakvwQqzyDmg57xJ+SZU1eT2aDQ=
 cloud.google.com/go v0.93.3/go.mod h1:8utlLll2EF5XMAV15woO4lSbWQlk8rer9aLOfLh7+YI=
 cloud.google.com/go v0.94.1/go.mod h1:qAlAugsXlC+JWO+Bke5vCtc9ONxjQT3drlTTnAplMW4=
-cloud.google.com/go v0.96.0 h1:r9XIwQ9FrJspMjHulRm1kl1uanw5gSolzSK+dukeH0E=
 cloud.google.com/go v0.96.0/go.mod h1:GF7l59pYBVlXQIBLx3a761cZ41F9bBH3JUlihCt2Udc=
+cloud.google.com/go v0.97.0 h1:3DXvAyifywvq64LfkKaMOmkWPS1CikIQdMe2lY9vxU8=
+cloud.google.com/go v0.97.0/go.mod h1:GF7l59pYBVlXQIBLx3a761cZ41F9bBH3JUlihCt2Udc=
 cloud.google.com/go/bigquery v1.0.1/go.mod h1:i/xbL2UlR5RvWAURpBYZTtm/cXjCha9lbfbpx4poX+o=
 cloud.google.com/go/bigquery v1.3.0/go.mod h1:PjpwJnslEMmckchkHFfq+HTD2DmtT67aNFKH1/VBDHE=
 cloud.google.com/go/bigquery v1.4.0/go.mod h1:S8dzgnTigyfTmLBfrtrhyYhwRxG72rYxvftPBK2Dvzc=
@@ -47,6 +48,7 @@ cloud.google.com/go/storage v1.6.0/go.mod h1:N7U0C8pVQ/+NIKOBQyamJIeKQKkZ+mxpohl
 cloud.google.com/go/storage v1.8.0/go.mod h1:Wv1Oy7z6Yz3DshWRJFhqM/UCfaWIRTdp0RXyy7KQOVs=
 cloud.google.com/go/storage v1.10.0/go.mod h1:FLPqc6j+Ki4BU591ie1oL6qBQGu2Bl/tZ9ullr3+Kg0=
 cloud.google.com/go/storage v1.16.1/go.mod h1:LaNorbty3ehnU3rEjXSNV/NRgQA0O8Y+uh6bPe5UOk4=
+cloud.google.com/go/storage v1.18.2/go.mod h1:AiIj7BWXyhO5gGVmYJ+S8tbkCx3yb0IMjua8Aw4naVM=
 contrib.go.opencensus.io/exporter/ocagent v0.7.1-0.20200907061046-05415f1de66d h1:LblfooH1lKOpp1hIhukktmSAxFkqMPFk9KR6iZ0MJNI=
 contrib.go.opencensus.io/exporter/ocagent v0.7.1-0.20200907061046-05415f1de66d/go.mod h1:IshRmMJBhDfFj5Y67nVhMYTTIze91RUeT73ipWKs/GY=
 contrib.go.opencensus.io/exporter/prometheus v0.4.0 h1:0QfIkj9z/iVZgK31D9H9ohjjIDApI2GOPScCKwxedbs=
@@ -1155,8 +1157,9 @@ golang.org/x/net v0.0.0-20210503060351-7fd8e65b6420/go.mod h1:9nx3DQGgdP8bBQD5qx
 golang.org/x/net v0.0.0-20210525063256-abc453219eb5/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
 golang.org/x/net v0.0.0-20210805182204-aaa1db679c0d/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
 golang.org/x/net v0.0.0-20210825183410-e898025ed96a/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
-golang.org/x/net v0.0.0-20210928044308-7d9f5e0b762b h1:eB48h3HiRycXNy8E0Gf5e0hv7YT6Kt14L/D73G1fuwo=
 golang.org/x/net v0.0.0-20210928044308-7d9f5e0b762b/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
+golang.org/x/net v0.0.0-20211015210444-4f30a5c0130f h1:OfiFi4JbukWwe3lzw+xunroH1mnC1e2Gy5cxNJApiSY=
+golang.org/x/net v0.0.0-20211015210444-4f30a5c0130f/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
 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=
@@ -1173,8 +1176,9 @@ golang.org/x/oauth2 v0.0.0-20210427180440-81ed05c6b58c/go.mod h1:KelEdhl1UZF7XfJ
 golang.org/x/oauth2 v0.0.0-20210514164344-f6687ab2804c/go.mod h1:KelEdhl1UZF7XfJ4dDtk6s++YSgaE7mD/BuKKDLBl4A=
 golang.org/x/oauth2 v0.0.0-20210628180205-a41e5a781914/go.mod h1:KelEdhl1UZF7XfJ4dDtk6s++YSgaE7mD/BuKKDLBl4A=
 golang.org/x/oauth2 v0.0.0-20210805134026-6f1e6394065a/go.mod h1:KelEdhl1UZF7XfJ4dDtk6s++YSgaE7mD/BuKKDLBl4A=
-golang.org/x/oauth2 v0.0.0-20210819190943-2bc19b11175f h1:Qmd2pbz05z7z6lm0DrgQVVPuBm92jqujBKMHMOlOQEw=
 golang.org/x/oauth2 v0.0.0-20210819190943-2bc19b11175f/go.mod h1:KelEdhl1UZF7XfJ4dDtk6s++YSgaE7mD/BuKKDLBl4A=
+golang.org/x/oauth2 v0.0.0-20211005180243-6b3c2da341f1 h1:B333XXssMuKQeBwiNODx4TupZy7bf4sxFZnN2ZOcvUE=
+golang.org/x/oauth2 v0.0.0-20211005180243-6b3c2da341f1/go.mod h1:KelEdhl1UZF7XfJ4dDtk6s++YSgaE7mD/BuKKDLBl4A=
 golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20181108010431-42b317875d0f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20181221193216-37e7f081c4d4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
@@ -1498,8 +1502,9 @@ google.golang.org/genproto v0.0.0-20210831024726-fe130286e0e2/go.mod h1:eFjDcFEc
 google.golang.org/genproto v0.0.0-20210903162649-d08c68adba83/go.mod h1:eFjDcFEctNawg4eG61bRv87N7iHBWyVhJu7u1kqDUXY=
 google.golang.org/genproto v0.0.0-20210909211513-a8c4777a87af/go.mod h1:eFjDcFEctNawg4eG61bRv87N7iHBWyVhJu7u1kqDUXY=
 google.golang.org/genproto v0.0.0-20210917145530-b395a37504d4/go.mod h1:eFjDcFEctNawg4eG61bRv87N7iHBWyVhJu7u1kqDUXY=
-google.golang.org/genproto v0.0.0-20210924002016-3dee208752a0 h1:5Tbluzus3QxoAJx4IefGt1W0HQZW4nuMrVk684jI74Q=
 google.golang.org/genproto v0.0.0-20210924002016-3dee208752a0/go.mod h1:5CzLGKJ67TSI2B9POpiiyGha0AjJvZIUgRMt1dSmuhc=
+google.golang.org/genproto v0.0.0-20211016002631-37fc39342514 h1:Rp1vYDPD4TdkMH5S/bZbopsGCsWhPcrLBUwOVhAQCxM=
+google.golang.org/genproto v0.0.0-20211016002631-37fc39342514/go.mod h1:5CzLGKJ67TSI2B9POpiiyGha0AjJvZIUgRMt1dSmuhc=
 google.golang.org/grpc v0.0.0-20160317175043-d3ddb4469d5a/go.mod h1:yo6s7OP7yaDglbqo1J04qKzAhqBH6lvTonzMVmEdcZw=
 google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
 google.golang.org/grpc v1.20.0/go.mod h1:chYK+tFQF0nDUGJgXMSgLCQk3phJEuONr2DCgLDdAQM=
@@ -1649,8 +1654,9 @@ k8s.io/csi-translation-lib v0.21.0/go.mod h1:edq+UMpgqEx3roTuGF/03uIuSOsI986jtu6
 k8s.io/gengo v0.0.0-20200413195148-3a45101e95ac/go.mod h1:ezvh/TsK7cY6rbqRK0oQQ8IAqLxYwwyPxAX1Pzy0ii0=
 k8s.io/gengo v0.0.0-20201203183100-97869a43a9d9/go.mod h1:FiNAH4ZV3gBg2Kwh89tzAEV2be7d5xI0vBa/VySYy3E=
 k8s.io/gengo v0.0.0-20201214224949-b6c5ce23f027/go.mod h1:FiNAH4ZV3gBg2Kwh89tzAEV2be7d5xI0vBa/VySYy3E=
-k8s.io/gengo v0.0.0-20210203185629-de9496dff47b h1:bAU8IlrMA6KbP0dIg/sVSJn95pDCUHDZx0DpTGrf2v4=
 k8s.io/gengo v0.0.0-20210203185629-de9496dff47b/go.mod h1:FiNAH4ZV3gBg2Kwh89tzAEV2be7d5xI0vBa/VySYy3E=
+k8s.io/gengo v0.0.0-20210915205010-39e73c8a59cd h1:WEhFhsVrgII9WzLqf1VTUUtwPHm+vxbRq8Ib6y9Jt4g=
+k8s.io/gengo v0.0.0-20210915205010-39e73c8a59cd/go.mod h1:FiNAH4ZV3gBg2Kwh89tzAEV2be7d5xI0vBa/VySYy3E=
 k8s.io/klog v0.2.0/go.mod h1:Gq+BEi5rUBO/HRz0bTSXDUcqjScdoY3a9IHpCEIOOfk=
 k8s.io/klog v1.0.0 h1:Pt+yjF5aB1xDSVbau4VsWe+dQNzA0qv1LlXdC2dF6Q8=
 k8s.io/klog v1.0.0/go.mod h1:4Bi6QPql/J/LkTDqv7R/cd3hPo4k2DG6Ptcz060Ez5I=
@@ -1668,26 +1674,27 @@ k8s.io/legacy-cloud-providers v0.21.0/go.mod h1:bNxo7gDg+PGkBmT/MFZswLTWdSWK9kAl
 k8s.io/utils v0.0.0-20201110183641-67b214c5f920/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
 k8s.io/utils v0.0.0-20210111153108-fddb29f9d009 h1:0T5IaWHO3sJTEmCP6mUlBvMukxPKUQWqiI/YuiBNMiQ=
 k8s.io/utils v0.0.0-20210111153108-fddb29f9d009/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
-knative.dev/caching v0.0.0-20211015211723-5bfedd5e159d/go.mod h1:9oK2qXCxiLc4eLw+Stv7F152deaJjCuvPQK3PlDKqL4=
+knative.dev/caching v0.0.0-20211018141327-e93b91e2131e/go.mod h1:Q2Q1eAt2XyVIXRFFE2ENhBqWZLPvVpbz5nX+8Vrud74=
-knative.dev/eventing v0.26.1-0.20211018174236-a34aaa09f7d2 h1:swssIAfHq5JFc3DE9H/q1DPWuNfQeItvpTRqgQ/SosA=
+knative.dev/eventing v0.26.1-0.20211019092333-7af98bbb4491 h1:qq5u2XYZofRSUMnyaK/ZcObC8VCUxuERK28I6jj3wfg=
-knative.dev/eventing v0.26.1-0.20211018174236-a34aaa09f7d2/go.mod h1:1wNHd0x3B1xf9wRTsS8Rf2MKo+b2PJvRHIOY/Zro0y4=
+knative.dev/eventing v0.26.1-0.20211019092333-7af98bbb4491/go.mod h1:rCh4s+ySFU9wzOt3XLSFMnhDrszyiL6gtvIXD/SxMbI=
 knative.dev/hack v0.0.0-20210806075220-815cd312d65c/go.mod h1:PHt8x8yX5Z9pPquBEfIj0X66f8iWkWfR0S/sarACJrI=
 knative.dev/hack v0.0.0-20211015200324-86876688e735/go.mod h1:PHt8x8yX5Z9pPquBEfIj0X66f8iWkWfR0S/sarACJrI=
-knative.dev/hack v0.0.0-20211018110626-47ac3b032e60 h1:wLv7s/AGWmv4Y6GhsDNP62BYFfz/xgiM+JylTD201eo=
 knative.dev/hack v0.0.0-20211018110626-47ac3b032e60/go.mod h1:PHt8x8yX5Z9pPquBEfIj0X66f8iWkWfR0S/sarACJrI=
+knative.dev/hack v0.0.0-20211019034732-ced8ce706528 h1:P3PuBxLnxESTnQL9Iv00wqFVL1a88MDj2zXDCQmvTvk=
+knative.dev/hack v0.0.0-20211019034732-ced8ce706528/go.mod h1:PHt8x8yX5Z9pPquBEfIj0X66f8iWkWfR0S/sarACJrI=
 knative.dev/hack/schema v0.0.0-20211018110626-47ac3b032e60/go.mod h1:ffjwmdcrH5vN3mPhO8RrF2KfNnbHeCE2C60A+2cv3U0=
-knative.dev/networking v0.0.0-20211015221723-16ef52411606/go.mod h1:Jw3MjEG/651SEjwgEtG5hNJ5PfID6goeL9kkdDx5sMo=
-knative.dev/networking v0.0.0-20211018141626-7e3965bfab7b h1:01jBa5cNrtGnsC+gXuQVQlHRazUcOfXxsusLzOv+iqc=
 knative.dev/networking v0.0.0-20211018141626-7e3965bfab7b/go.mod h1:6Uw6IY1BhBx7Ukq6bWMdt7zzduPHErhPe1i1dkApjvU=
+knative.dev/networking v0.0.0-20211019132235-c8d647402afa h1:xhP89NuarmPTZuMvN953R7Pyn7SignP3IYNhDweeQxM=
+knative.dev/networking v0.0.0-20211019132235-c8d647402afa/go.mod h1:hdwTmmjyGQv82PF/lI1kMFLNd6YDGtc3U+lz/5MKGQM=
 knative.dev/pkg v0.0.0-20210914164111-4857ab6939e3/go.mod h1:jMSqkNMsrzuy+XR4Yr/BMy7SDVbUOl3KKB6+5MR+ZU8=
-knative.dev/pkg v0.0.0-20211013152848-fa2f8f19557b/go.mod h1:r27D20afKNeK+9aNOg+0qMv8JgQcyeP+CAYQIR1jEQY=
-knative.dev/pkg v0.0.0-20211015194524-a5bb75923981/go.mod h1:r27D20afKNeK+9aNOg+0qMv8JgQcyeP+CAYQIR1jEQY=
 knative.dev/pkg v0.0.0-20211018071527-3463dd75659d/go.mod h1:KztVeIX2/Sp2PNRZmqjVe16bweUjLsCQKNKp36tAnSM=
-knative.dev/pkg v0.0.0-20211018141937-a34efd6b409d h1:iF1JvghwOwpUbt+W1S5+hAnaXrU2jtkhMLmbpJ/lh6s=
 knative.dev/pkg v0.0.0-20211018141937-a34efd6b409d/go.mod h1:/d1+Wklc8blR39M4oEBu+GeLav4vsiiJwq61tJay7mc=
+knative.dev/pkg v0.0.0-20211019101734-caa95feec115/go.mod h1:FXppOkebhp8SBDFI0vVqmcwC98KBxodLheaVansP5r4=
+knative.dev/pkg v0.0.0-20211019132235-ba2b2b1bf268 h1:9bUCVFyYklBfXpdilw57eBN77SbMqKY0OEDKyirO1MM=
+knative.dev/pkg v0.0.0-20211019132235-ba2b2b1bf268/go.mod h1:Q3PrYqZsnHU9rNJhyH/zhVdTojGfEqrkNnNG4arrJgE=
 knative.dev/reconciler-test v0.0.0-20211018075026-816dbd1c57f7/go.mod h1:6yDmb26SINSmgw6wVy9qQwgRMewiW8ddkkwGLR0ZvOY=
-knative.dev/serving v0.26.1-0.20211018142437-2dc26f102ade h1:Z2DybmcrPhMqccMsyliYNOdqAlruFRkmHO6numgN/2o=
+knative.dev/serving v0.26.1-0.20211019063033-2446281d75da h1:EzPUwc3wVZuxHRbPiF2M4XONnZNqt3ochRALrCSLSjQ=
-knative.dev/serving v0.26.1-0.20211018142437-2dc26f102ade/go.mod h1:BAx9nDdxOevctU8XPpp6smO+xaHxok2vPcnduGMZJgs=
+knative.dev/serving v0.26.1-0.20211019063033-2446281d75da/go.mod h1:InI1gCF88FJH4Ql6CMAAhlaK4qKMgM+syTGjSacor1E=
 pgregory.net/rapid v0.3.3/go.mod h1:UYpPVyjFHzYBGHIxLFoupi8vwk6rXNzRY9OMvVxFIOU=
 rsc.io/binaryregexp v0.2.0/go.mod h1:qTv7/COck+e2FymRvadv62gMdZztPaShugOCi3I+8D8=
 rsc.io/quote/v3 v3.1.0/go.mod h1:yEA65RcK8LyAZtP9Kv3t0HmxON59tX3rD+tICJqUlj0=

vendor/golang.org/x/net/http2/client_conn_pool.go

@@ -48,7 +48,7 @@ type clientConnPool struct {
 	conns        map[string][]*ClientConn // key is host:port
 	dialing      map[string]*dialCall     // currently in-flight dials
 	keys         map[*ClientConn][]string
-	addConnCalls map[string]*addConnCall // in-flight addConnIfNeede calls
+	addConnCalls map[string]*addConnCall // in-flight addConnIfNeeded calls
 }
 
 func (p *clientConnPool) GetClientConn(req *http.Request, addr string) (*ClientConn, error) {
@@ -60,30 +60,8 @@ const (
 	noDialOnMiss = false
 )
 
-// shouldTraceGetConn reports whether getClientConn should call any
-// ClientTrace.GetConn hook associated with the http.Request.
-//
-// This complexity is needed to avoid double calls of the GetConn hook
-// during the back-and-forth between net/http and x/net/http2 (when the
-// net/http.Transport is upgraded to also speak http2), as well as support
-// the case where x/net/http2 is being used directly.
-func (p *clientConnPool) shouldTraceGetConn(cc *ClientConn) bool {
-	// If our Transport wasn't made via ConfigureTransport, always
-	// trace the GetConn hook if provided, because that means the
-	// http2 package is being used directly and it's the one
-	// dialing, as opposed to net/http.
-	if _, ok := p.t.ConnPool.(noDialClientConnPool); !ok {
-		return true
-	}
-	// Otherwise, only use the GetConn hook if this connection has
-	// been used previously for other requests. For fresh
-	// connections, the net/http package does the dialing.
-	cc.mu.Lock()
-	defer cc.mu.Unlock()
-	return cc.nextStreamID == 1
-}
-
 func (p *clientConnPool) getClientConn(req *http.Request, addr string, dialOnMiss bool) (*ClientConn, error) {
+	// TODO(dneil): Dial a new connection when t.DisableKeepAlives is set?
 	if isConnectionCloseRequest(req) && dialOnMiss {
 		// It gets its own connection.
 		traceGetConn(req, addr)
@@ -98,9 +76,13 @@ func (p *clientConnPool) getClientConn(req *http.Request, addr string, dialOnMis
 		p.mu.Lock()
 		for _, cc := range p.conns[addr] {
 			if cc.ReserveNewRequest() {
-				if p.shouldTraceGetConn(cc) {
+				// When a connection is presented to us by the net/http package,
+				// the GetConn hook has already been called.
+				// Don't call it a second time here.
+				if !cc.getConnCalled {
 					traceGetConn(req, addr)
 				}
+				cc.getConnCalled = false
 				p.mu.Unlock()
 				return cc, nil
 			}
@@ -219,6 +201,7 @@ func (c *addConnCall) run(t *Transport, key string, tc *tls.Conn) {
 	if err != nil {
 		c.err = err
 	} else {
+		cc.getConnCalled = true // already called by the net/http package
 		p.addConnLocked(key, cc)
 	}
 	delete(p.addConnCalls, key)

vendor/golang.org/x/net/http2/hpack/huffman.go

@@ -140,12 +140,12 @@ func buildRootHuffmanNode() {
 		panic("unexpected size")
 	}
 	lazyRootHuffmanNode = newInternalNode()
-	for i, code := range huffmanCodes {
+	// allocate a leaf node for each of the 256 symbols
-		addDecoderNode(byte(i), code, huffmanCodeLen[i])
+	leaves := new([256]node)
-	}
+
-}
+	for sym, code := range huffmanCodes {
+		codeLen := huffmanCodeLen[sym]
 
-func addDecoderNode(sym byte, code uint32, codeLen uint8) {
 		cur := lazyRootHuffmanNode
 		for codeLen > 8 {
 			codeLen -= 8
@@ -157,8 +157,12 @@ func addDecoderNode(sym byte, code uint32, codeLen uint8) {
 		}
 		shift := 8 - codeLen
 		start, end := int(uint8(code<<shift)), int(1<<shift)
+
+		leaves[sym].sym = byte(sym)
+		leaves[sym].codeLen = codeLen
 		for i := start; i < start+end; i++ {
-		cur.children[i] = &node{sym: sym, codeLen: codeLen}
+			cur.children[i] = &leaves[sym]
+		}
 	}
 }
 

vendor/golang.org/x/net/http2/pipe.go

@@ -30,6 +30,17 @@ type pipeBuffer interface {
 	io.Reader
 }
 
+// setBuffer initializes the pipe buffer.
+// It has no effect if the pipe is already closed.
+func (p *pipe) setBuffer(b pipeBuffer) {
+	p.mu.Lock()
+	defer p.mu.Unlock()
+	if p.err != nil || p.breakErr != nil {
+		return
+	}
+	p.b = b
+}
+
 func (p *pipe) Len() int {
 	p.mu.Lock()
 	defer p.mu.Unlock()

vendor/golang.org/x/net/http2/server.go

@@ -2009,7 +2009,7 @@ func (sc *serverConn) newWriterAndRequest(st *stream, f *MetaHeadersFrame) (*res
 	isConnect := rp.method == "CONNECT"
 	if isConnect {
 		if rp.path != "" || rp.scheme != "" || rp.authority == "" {
-			return nil, nil, streamError(f.StreamID, ErrCodeProtocol)
+			return nil, nil, sc.countError("bad_connect", streamError(f.StreamID, ErrCodeProtocol))
 		}
 	} else if rp.method == "" || rp.path == "" || (rp.scheme != "https" && rp.scheme != "http") {
 		// See 8.1.2.6 Malformed Requests and Responses:

vendor/golang.org/x/oauth2/google/google.go

@@ -123,6 +123,7 @@ type credentialsFile struct {
 	ServiceAccountImpersonationURL string                           `json:"service_account_impersonation_url"`
 	CredentialSource               externalaccount.CredentialSource `json:"credential_source"`
 	QuotaProjectID                 string                           `json:"quota_project_id"`
+	WorkforcePoolUserProject       string                           `json:"workforce_pool_user_project"`
 }
 
 func (f *credentialsFile) jwtConfig(scopes []string, subject string) *jwt.Config {
@@ -176,6 +177,7 @@ func (f *credentialsFile) tokenSource(ctx context.Context, params CredentialsPar
 			CredentialSource:               f.CredentialSource,
 			QuotaProjectID:                 f.QuotaProjectID,
 			Scopes:                         params.Scopes,
+			WorkforcePoolUserProject:       f.WorkforcePoolUserProject,
 		}
 		return cfg.TokenSource(ctx)
 	case "":

vendor/golang.org/x/oauth2/google/internal/externalaccount/basecredentials.go

@@ -53,6 +53,11 @@ type Config struct {
 	QuotaProjectID string
 	// Scopes contains the desired scopes for the returned access token.
 	Scopes []string
+	// The optional workforce pool user project number when the credential
+	// corresponds to a workforce pool and not a workload identity pool.
+	// The underlying principal must still have serviceusage.services.use IAM
+	// permission to use the project for billing/quota.
+	WorkforcePoolUserProject string
 }
 
 // Each element consists of a list of patterns.  validateURLs checks for matches
@@ -73,6 +78,7 @@ var (
 		regexp.MustCompile(`^iamcredentials\.[^\.\s\/\\]+\.googleapis\.com$`),
 		regexp.MustCompile(`^[^\.\s\/\\]+-iamcredentials\.googleapis\.com$`),
 	}
+	validWorkforceAudiencePattern *regexp.Regexp = regexp.MustCompile(`//iam\.googleapis\.com/locations/[^/]+/workforcePools/`)
 )
 
 func validateURL(input string, patterns []*regexp.Regexp, scheme string) bool {
@@ -86,14 +92,17 @@ func validateURL(input string, patterns []*regexp.Regexp, scheme string) bool {
 	toTest := parsed.Host
 
 	for _, pattern := range patterns {
-
+		if pattern.MatchString(toTest) {
-		if valid := pattern.MatchString(toTest); valid {
 			return true
 		}
 	}
 	return false
 }
 
+func validateWorkforceAudience(input string) bool {
+	return validWorkforceAudiencePattern.MatchString(input)
+}
+
 // TokenSource Returns an external account TokenSource struct. This is to be called by package google to construct a google.Credentials.
 func (c *Config) TokenSource(ctx context.Context) (oauth2.TokenSource, error) {
 	return c.tokenSource(ctx, validTokenURLPatterns, validImpersonateURLPatterns, "https")
@@ -115,6 +124,13 @@ func (c *Config) tokenSource(ctx context.Context, tokenURLValidPats []*regexp.Re
 		}
 	}
 
+	if c.WorkforcePoolUserProject != "" {
+		valid := validateWorkforceAudience(c.Audience)
+		if !valid {
+			return nil, fmt.Errorf("oauth2/google: workforce_pool_user_project should not be set for non-workforce pool credentials")
+		}
+	}
+
 	ts := tokenSource{
 		ctx:  ctx,
 		conf: c,
@@ -224,7 +240,15 @@ func (ts tokenSource) Token() (*oauth2.Token, error) {
 		ClientID:     conf.ClientID,
 		ClientSecret: conf.ClientSecret,
 	}
-	stsResp, err := exchangeToken(ts.ctx, conf.TokenURL, &stsRequest, clientAuth, header, nil)
+	var options map[string]interface{}
+	// Do not pass workforce_pool_user_project when client authentication is used.
+	// The client ID is sufficient for determining the user project.
+	if conf.WorkforcePoolUserProject != "" && conf.ClientID == "" {
+		options = map[string]interface{}{
+			"userProject": conf.WorkforcePoolUserProject,
+		}
+	}
+	stsResp, err := exchangeToken(ts.ctx, conf.TokenURL, &stsRequest, clientAuth, header, options)
 	if err != nil {
 		return nil, err
 	}

vendor/k8s.io/gengo/examples/deepcopy-gen/generators/deepcopy.go

@@ -530,7 +530,10 @@ func (g *genDeepCopy) deepCopyableInterfacesInner(c *generator.Context, t *types
 	var ts []*types.Type
 	for _, intf := range intfs {
 		t := types.ParseFullyQualifiedName(intf)
-		c.AddDir(t.Package)
+		err := c.AddDir(t.Package)
+		if err != nil {
+			return nil, err
+		}
 		intfT := c.Universe.Type(t)
 		if intfT == nil {
 			return nil, fmt.Errorf("unknown type %q in %s tag of type %s", intf, interfacesTagName, intfT)
@@ -864,6 +867,8 @@ func (g *genDeepCopy) doStruct(t *types.Type, sw *generator.SnippetWriter) {
 			sw.Do("in, out := &in.$.name$, &out.$.name$\n", args)
 			g.generateFor(ft, sw)
 			sw.Do("}\n", nil)
+		case uft.Kind == types.Array:
+			sw.Do("out.$.name$ = in.$.name$\n", args)
 		case uft.Kind == types.Struct:
 			if ft.IsAssignable() {
 				sw.Do("out.$.name$ = in.$.name$\n", args)

vendor/k8s.io/gengo/examples/defaulter-gen/generators/defaulter.go

@@ -318,9 +318,18 @@ func Packages(context *generator.Context, arguments *args.GeneratorArgs) generat
 		}
 		if len(inputTags) == 1 {
 			var err error
-			typesPkg, err = context.AddDirectory(filepath.Join(pkg.Path, inputTags[0]))
+
+			inputPath := inputTags[0]
+			if strings.HasPrefix(inputPath, "./") || strings.HasPrefix(inputPath, "../") {
+				// this is a relative dir, which will not work under gomodules.
+				// join with the local package path, but warn
+				klog.Warningf("relative path %s=%s will not work under gomodule mode; use full package path (as used by 'import') instead", inputTagName, inputPath)
+				inputPath = filepath.Join(pkg.Path, inputTags[0])
+			}
+
+			typesPkg, err = context.AddDirectory(inputPath)
 			if err != nil {
-				klog.Fatalf("cannot import package %s", inputTags[0])
+				klog.Fatalf("cannot import package %s", inputPath)
 			}
 			// update context.Order to the latest context.Universe
 			orderer := namer.Orderer{Namer: namer.NewPublicNamer(1)}

vendor/k8s.io/gengo/examples/set-gen/generators/sets.go

@@ -246,6 +246,15 @@ func (s $.type|public$) HasAny(items ...$.type|raw$) bool {
 	return false
 }
 
+// Clone returns a new set which is a copy of the current set.
+func (s $.type|public$) Clone() $.type|public$ {
+	result := make($.type|public$, len(s))
+	for key := range s {
+		result.Insert(key)
+	}
+	return result
+}
+
 // Difference returns a set of objects that are not in s2
 // For example:
 // s1 = {a1, a2, a3}
@@ -269,10 +278,7 @@ func (s $.type|public$) Difference(s2 $.type|public$) $.type|public$ {
 // s1.Union(s2) = {a1, a2, a3, a4}
 // s2.Union(s1) = {a1, a2, a3, a4}
 func (s1 $.type|public$) Union(s2 $.type|public$) $.type|public$ {
-	result := New$.type|public$()
+	result := s1.Clone()
-	for key := range s1 {
-		result.Insert(key)
-	}
 	for key := range s2 {
 		result.Insert(key)
 	}

vendor/k8s.io/gengo/examples/set-gen/sets/byte.go

@@ -87,6 +87,15 @@ func (s Byte) HasAny(items ...byte) bool {
 	return false
 }
 
+// Clone returns a new set which is a copy of the current set.
+func (s Byte) Clone() Byte {
+	result := make(Byte, len(s))
+	for key := range s {
+		result.Insert(key)
+	}
+	return result
+}
+
 // Difference returns a set of objects that are not in s2
 // For example:
 // s1 = {a1, a2, a3}
@@ -110,10 +119,7 @@ func (s Byte) Difference(s2 Byte) Byte {
 // s1.Union(s2) = {a1, a2, a3, a4}
 // s2.Union(s1) = {a1, a2, a3, a4}
 func (s1 Byte) Union(s2 Byte) Byte {
-	result := NewByte()
+	result := s1.Clone()
-	for key := range s1 {
-		result.Insert(key)
-	}
 	for key := range s2 {
 		result.Insert(key)
 	}

vendor/k8s.io/gengo/examples/set-gen/sets/int.go

@@ -87,6 +87,15 @@ func (s Int) HasAny(items ...int) bool {
 	return false
 }
 
+// Clone returns a new set which is a copy of the current set.
+func (s Int) Clone() Int {
+	result := make(Int, len(s))
+	for key := range s {
+		result.Insert(key)
+	}
+	return result
+}
+
 // Difference returns a set of objects that are not in s2
 // For example:
 // s1 = {a1, a2, a3}
@@ -110,10 +119,7 @@ func (s Int) Difference(s2 Int) Int {
 // s1.Union(s2) = {a1, a2, a3, a4}
 // s2.Union(s1) = {a1, a2, a3, a4}
 func (s1 Int) Union(s2 Int) Int {
-	result := NewInt()
+	result := s1.Clone()
-	for key := range s1 {
-		result.Insert(key)
-	}
 	for key := range s2 {
 		result.Insert(key)
 	}

vendor/k8s.io/gengo/examples/set-gen/sets/int64.go

@@ -87,6 +87,15 @@ func (s Int64) HasAny(items ...int64) bool {
 	return false
 }
 
+// Clone returns a new set which is a copy of the current set.
+func (s Int64) Clone() Int64 {
+	result := make(Int64, len(s))
+	for key := range s {
+		result.Insert(key)
+	}
+	return result
+}
+
 // Difference returns a set of objects that are not in s2
 // For example:
 // s1 = {a1, a2, a3}
@@ -110,10 +119,7 @@ func (s Int64) Difference(s2 Int64) Int64 {
 // s1.Union(s2) = {a1, a2, a3, a4}
 // s2.Union(s1) = {a1, a2, a3, a4}
 func (s1 Int64) Union(s2 Int64) Int64 {
-	result := NewInt64()
+	result := s1.Clone()
-	for key := range s1 {
-		result.Insert(key)
-	}
 	for key := range s2 {
 		result.Insert(key)
 	}

vendor/k8s.io/gengo/examples/set-gen/sets/string.go

@@ -87,6 +87,15 @@ func (s String) HasAny(items ...string) bool {
 	return false
 }
 
+// Clone returns a new set which is a copy of the current set.
+func (s String) Clone() String {
+	result := make(String, len(s))
+	for key := range s {
+		result.Insert(key)
+	}
+	return result
+}
+
 // Difference returns a set of objects that are not in s2
 // For example:
 // s1 = {a1, a2, a3}
@@ -110,10 +119,7 @@ func (s String) Difference(s2 String) String {
 // s1.Union(s2) = {a1, a2, a3, a4}
 // s2.Union(s1) = {a1, a2, a3, a4}
 func (s1 String) Union(s2 String) String {
-	result := NewString()
+	result := s1.Clone()
-	for key := range s1 {
-		result.Insert(key)
-	}
 	for key := range s2 {
 		result.Insert(key)
 	}

vendor/k8s.io/gengo/namer/namer.go

@@ -17,7 +17,9 @@ limitations under the License.
 package namer
 
 import (
+	"fmt"
 	"path/filepath"
+	"strconv"
 	"strings"
 
 	"k8s.io/gengo/types"
@@ -246,6 +248,12 @@ func (ns *NameStrategy) Name(t *types.Type) string {
 			"Slice",
 			ns.removePrefixAndSuffix(ns.Name(t.Elem)),
 		}, ns.Suffix)
+	case types.Array:
+		name = ns.Join(ns.Prefix, []string{
+			"Array",
+			ns.removePrefixAndSuffix(fmt.Sprintf("%d", t.Len)),
+			ns.removePrefixAndSuffix(ns.Name(t.Elem)),
+		}, ns.Suffix)
 	case types.Pointer:
 		name = ns.Join(ns.Prefix, []string{
 			"Pointer",
@@ -340,6 +348,9 @@ func (r *rawNamer) Name(t *types.Type) string {
 		name = "map[" + r.Name(t.Key) + "]" + r.Name(t.Elem)
 	case types.Slice:
 		name = "[]" + r.Name(t.Elem)
+	case types.Array:
+		l := strconv.Itoa(int(t.Len))
+		name = "[" + l + "]" + r.Name(t.Elem)
 	case types.Pointer:
 		name = "*" + r.Name(t.Elem)
 	case types.Struct:

vendor/k8s.io/gengo/parser/parse.go

@@ -269,7 +269,11 @@ func (b *Builder) AddDirTo(dir string, u *types.Universe) error {
 	if _, err := b.importPackage(dir, true); err != nil {
 		return err
 	}
-	return b.findTypesIn(canonicalizeImportPath(b.buildPackages[dir].ImportPath), u)
+	pkg, ok := b.buildPackages[dir]
+	if !ok {
+		return fmt.Errorf("no such package: %q", dir)
+	}
+	return b.findTypesIn(canonicalizeImportPath(pkg.ImportPath), u)
 }
 
 // AddDirectoryTo adds an entire directory to a given Universe. Unlike AddDir,
@@ -283,7 +287,11 @@ func (b *Builder) AddDirectoryTo(dir string, u *types.Universe) (*types.Package,
 	if _, err := b.importPackage(dir, true); err != nil {
 		return nil, err
 	}
-	path := canonicalizeImportPath(b.buildPackages[dir].ImportPath)
+	pkg, ok := b.buildPackages[dir]
+	if !ok {
+		return nil, fmt.Errorf("no such package: %q", dir)
+	}
+	path := canonicalizeImportPath(pkg.ImportPath)
 	if err := b.findTypesIn(path, u); err != nil {
 		return nil, err
 	}
@@ -723,8 +731,7 @@ func (b *Builder) walkType(u types.Universe, useName *types.Name, in tc.Type) *t
 		}
 		out.Kind = types.Array
 		out.Elem = b.walkType(u, nil, t.Elem())
-		// TODO: need to store array length, otherwise raw type name
+		out.Len = in.(*tc.Array).Len()
-		// cannot be properly written.
 		return out
 	case *tc.Chan:
 		out := u.Type(name)

vendor/k8s.io/gengo/types/types.go

@@ -83,9 +83,11 @@ const (
 	// Interface is any type that could have differing types at run time.
 	Interface Kind = "Interface"
 
+	// Array is just like slice, but has a fixed length.
+	Array Kind = "Array"
+
 	// The remaining types are included for completeness, but are not well
 	// supported.
-	Array Kind = "Array" // Array is just like slice, but has a fixed length.
 	Chan Kind = "Chan"
 	Func Kind = "Func"
 
@@ -350,7 +352,9 @@ type Type struct {
 
 	// TODO: Add:
 	// * channel direction
-	// * array length
+
+	// If Kind == Array
+	Len int64
 }
 
 // String returns the name of the type.

vendor/knative.dev/hack/library.sh

@@ -19,7 +19,7 @@
 # called from command line.
 
 # Exit early with a message if Bash version is below 4
-if [ "${BASH_VERSINFO:-0}" -le 4 ]; then
+if [ "${BASH_VERSINFO:-0}" -lt 4 ]; then
  echo "library.sh script needs Bash version >=4 to run"
  exit 1
 fi

vendor/modules.txt

@@ -1,4 +1,4 @@
-# cloud.google.com/go v0.96.0
+# cloud.google.com/go v0.97.0
 cloud.google.com/go/compute/metadata
 # contrib.go.opencensus.io/exporter/ocagent v0.7.1-0.20200907061046-05415f1de66d
 contrib.go.opencensus.io/exporter/ocagent
@@ -259,7 +259,7 @@ go.uber.org/zap/zapcore
 # golang.org/x/mod v0.4.2
 golang.org/x/mod/module
 golang.org/x/mod/semver
-# golang.org/x/net v0.0.0-20210928044308-7d9f5e0b762b
+# golang.org/x/net v0.0.0-20211015210444-4f30a5c0130f
 golang.org/x/net/context
 golang.org/x/net/context/ctxhttp
 golang.org/x/net/http/httpguts
@@ -269,7 +269,7 @@ golang.org/x/net/http2/hpack
 golang.org/x/net/idna
 golang.org/x/net/internal/timeseries
 golang.org/x/net/trace
-# golang.org/x/oauth2 v0.0.0-20210819190943-2bc19b11175f
+# golang.org/x/oauth2 v0.0.0-20211005180243-6b3c2da341f1
 golang.org/x/oauth2
 golang.org/x/oauth2/authhandler
 golang.org/x/oauth2/google
@@ -333,7 +333,7 @@ google.golang.org/appengine/internal/modules
 google.golang.org/appengine/internal/remote_api
 google.golang.org/appengine/internal/urlfetch
 google.golang.org/appengine/urlfetch
-# google.golang.org/genproto v0.0.0-20210924002016-3dee208752a0
+# google.golang.org/genproto v0.0.0-20211016002631-37fc39342514
 google.golang.org/genproto/googleapis/api/httpbody
 google.golang.org/genproto/googleapis/rpc/status
 google.golang.org/genproto/protobuf/field_mask
@@ -701,7 +701,7 @@ k8s.io/code-generator/cmd/set-gen
 k8s.io/code-generator/pkg/namer
 k8s.io/code-generator/pkg/util
 k8s.io/code-generator/third_party/forked/golang/reflect
-# k8s.io/gengo v0.0.0-20210203185629-de9496dff47b
+# k8s.io/gengo v0.0.0-20210915205010-39e73c8a59cd
 k8s.io/gengo/args
 k8s.io/gengo/examples/deepcopy-gen/generators
 k8s.io/gengo/examples/defaulter-gen/generators
@@ -728,7 +728,7 @@ k8s.io/utils/buffer
 k8s.io/utils/integer
 k8s.io/utils/pointer
 k8s.io/utils/trace
-# knative.dev/eventing v0.26.1-0.20211018174236-a34aaa09f7d2
+# knative.dev/eventing v0.26.1-0.20211019092333-7af98bbb4491
 ## explicit
 knative.dev/eventing/pkg/apis/config
 knative.dev/eventing/pkg/apis/duck
@@ -754,10 +754,10 @@ knative.dev/eventing/pkg/client/clientset/versioned/typed/sources/v1
 knative.dev/eventing/pkg/client/clientset/versioned/typed/sources/v1/fake
 knative.dev/eventing/pkg/client/clientset/versioned/typed/sources/v1beta2
 knative.dev/eventing/pkg/client/clientset/versioned/typed/sources/v1beta2/fake
-# knative.dev/hack v0.0.0-20211018110626-47ac3b032e60
+# knative.dev/hack v0.0.0-20211019034732-ced8ce706528
 ## explicit
 knative.dev/hack
-# knative.dev/networking v0.0.0-20211018141626-7e3965bfab7b
+# knative.dev/networking v0.0.0-20211019132235-c8d647402afa
 ## explicit
 knative.dev/networking/pkg
 knative.dev/networking/pkg/apis/networking
@@ -765,7 +765,7 @@ knative.dev/networking/pkg/apis/networking/v1alpha1
 knative.dev/networking/pkg/client/clientset/versioned
 knative.dev/networking/pkg/client/clientset/versioned/scheme
 knative.dev/networking/pkg/client/clientset/versioned/typed/networking/v1alpha1
-# knative.dev/pkg v0.0.0-20211018141937-a34efd6b409d
+# knative.dev/pkg v0.0.0-20211019132235-ba2b2b1bf268
 ## explicit
 knative.dev/pkg/apis
 knative.dev/pkg/apis/duck
@@ -814,7 +814,7 @@ knative.dev/pkg/tracing/config
 knative.dev/pkg/tracing/propagation
 knative.dev/pkg/tracing/propagation/tracecontextb3
 knative.dev/pkg/tracker
-# knative.dev/serving v0.26.1-0.20211018142437-2dc26f102ade
+# knative.dev/serving v0.26.1-0.20211019063033-2446281d75da
 ## explicit
 knative.dev/serving/pkg/apis/autoscaling
 knative.dev/serving/pkg/apis/autoscaling/v1alpha1