From dedcad7c7ec82377c3de4d777ad4f222f8cc9904 Mon Sep 17 00:00:00 2001
From: knative-automation <automation@knative.team>
Date: Tue, 7 Sep 2021 13:21:19 -0400
Subject: [PATCH] upgrade to latest dependencies (#1442)

bumping knative.dev/serving e6a7166...1c022d7:
  > 1c022d7 Add e2e test for # 11668 (# 11755)
  > a9cb969 Widen checks in TestRateLimitPerItem to allow for slow systems (# 11934)
  > 7653caf roles: Don't specify rules when using aggregationRules. (# 11899)
  > 2b44131 Update net-certmanager nightly (# 11929)
  > fc038ea Update net-contour nightly (# 11928)
  > 6fc7e33 Update net-istio nightly (# 11927)
  > 2ba37be Drop unnecessary spoof.Retrying call (# 11930)
  > 9b128a6 Allow directly setting mesh compatibility mode on/off in stat scraper (# 11913)
  > 0bb3503 upgrade to latest dependencies (# 11932)
  > fe5f5b7 Teach resources/queue to allow no readiness probes (# 11866)
  > 406d0ed Drop all usages of EventuallyMatchesBody (# 11931)
  > 13ee889 Add idle timeout to queue proxy (# 11791)
  > 8377769 Speed up TestRateLimitPerItem (# 11908)
  > 5244862 Update net-certmanager nightly (# 11911)
  > 6a5bd01 Update net-contour nightly (# 11887)
  > b83f82d upgrade to latest dependencies (# 11915)
  > b82440c Fix indentation in e2e-tests.sh (# 11902)
  > 54d232c Update net-kourier nightly (# 11912)
  > d9c1342 Support configuring HTTPOption per ksvc (# 11882)
  > ae44ea6 Update net-istio nightly (# 11894)
  > cefe5ed upgrade to latest dependencies (# 11907)
  > b1c20f6 upgrade to latest dependencies (# 11901)
  > fd04ef8 Tracking request counts in queue proxy (# 11783)
  > 0e6dbde Improve error messages on probe failure (# 11897)
  > 24c59e0 Update net-kourier nightly (# 11888)
  > 68dba4a change wait calls for check calls in tests (# 11680)
  > 6d0317e Update link to serving specs (# 11891)
  > 22fc6eb Update go-containerregistry to 0.6.0 (# 11876)
  > 5b9face TestServiceWithTrafficSplit test changes (# 11799)
  > 88a8d1b upgrade to latest dependencies (# 11893)
  > 1c25327 Update net-certmanager nightly (# 11880)
  > d6c8217 Update net-istio nightly (# 11879)
  > 6ef09ce Allow for additional delete calls without hanging in KPA test (# 11886)
  > 2c0663c upgrade to latest dependencies (# 11884)
bumping knative.dev/eventing ea5ed9a...38f3845:
  > 38f3845 Clarify meaning of `default-br-config` (# 5713)
  > 546b3b6 upgrade to latest dependencies (# 5712)
  > 158f189 Test runner: Increase MaxNamespaceSkip (# 5706)
  > bbd498b upgrade to latest dependencies (# 5702)
  > 4a55e51 Fix inaccurate description of default-br-config (# 5703)
  > 38bfba7 drop scheduled github action e2e tests (# 5701)
  > c4acab4 :lipstick: Fix name of test, as it was changed in code before... (# 5695)
  > dd02173 fix typo (# 5697)
  > 0b5e37d :lipstick: Going w/ v1 API shape for CRDs (# 5688)
  > 7412ab7 upgrade to latest dependencies (# 5684)
  > bb0b305 DeliverySpec.Timeout on Broker and Trigger (# 5687)
  > 59dc3fc adding conformance test for Spec.Config being immutable (# 5686)
  > 00ab8a1 Add ability to specify heartbeat durations as a time.Duration (# 5683)
  > 16104f9 Validate broker spec config immutable (# 5682)
  > 75b9159 Update actions (# 5673)
  > 9b1f09c upgrade to latest dependencies (# 5681)
  > 51319db Add heartbeats image to released images (# 5680)
bumping knative.dev/networking ff7c341...9d1fe47:
  > 9d1fe47 upgrade to latest dependencies (# 501)
  > 7c11d23 upgrade to latest dependencies (# 498)
  > 5f2e230 upgrade to latest dependencies (# 495)
  > ee93e22 Allow 502 codes as well as 503 to indicate mesh errors (# 494)
  > e755cda upgrade to latest dependencies (# 493)
  > a31c669 upgrade to latest dependencies (# 492)
bumping knative.dev/pkg 2bd91f7...73d4fe6:
  > 73d4fe6 Drop Retrying and EventuallyMatchesBody checks (# 2278)
  > bb433c9 Add tests for retriable errors to the spoof client (# 2277)
  > b09fa45 Declare `DefaultErrorRetryChecker` as `ErrorRetryChecker` type (# 2276)
  > dec98b4 fix a small lint warning (# 2270)
  > fbe9e7e Widen the error checker interface to allow response error checking (# 2253)
  > 7a61343 only test downstream tekton with HEAD (# 2271)
  > c69aba0 Deduplicate Check and Poll functions on the spoof client (# 2264)
  > b721b0b fix check calls being unreliable (# 2250)
  > d60f1a4 Avoid double-resyncs without leader election. (# 2252)
  > 0482448 allow unknown metadata fields (# 2249)
  > f39ea04 Add eventing-redis to downstream test (# 2247)
  > 82f3a9f Add triggers to the downstream test (# 2236)
  > e957ee5 Drop several deprecated APIs. (# 2228)

Signed-off-by: Knative Automation <automation@knative.team>
---
 go.mod                                        |  8 +-
 go.sum                                        | 73 +++++++++----------
 .../pkg/apis/eventing/v1/broker_validation.go | 24 ++++--
 vendor/knative.dev/networking/pkg/network.go  |  2 +-
 .../knative.dev/pkg/controller/controller.go  | 13 ----
 .../knative.dev/pkg/leaderelection/context.go |  6 +-
 vendor/knative.dev/pkg/reconciler/leader.go   |  2 +-
 .../pkg/resolver/addressable_resolver.go      |  7 --
 vendor/knative.dev/pkg/test/request.go        | 15 ----
 .../pkg/test/spoof/response_checks.go         | 16 ----
 vendor/knative.dev/pkg/test/spoof/spoof.go    | 67 +++++++++--------
 .../knative.dev/serving/test/adding_tests.md  |  2 +-
 vendor/knative.dev/serving/test/e2e-tests.sh  |  8 +-
 vendor/modules.txt                            | 10 +--
 14 files changed, 108 insertions(+), 145 deletions(-)

diff --git a/go.mod b/go.mod
index 960040b23..423cabe4f 100644
--- a/go.mod
+++ b/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 v0.25.1-0.20210827141738-ea5ed9adf51f
+	knative.dev/eventing v0.25.1-0.20210906161343-38f38456f045
 	knative.dev/hack v0.0.0-20210806075220-815cd312d65c
-	knative.dev/networking v0.0.0-20210827131537-ff7c341e0e06
-	knative.dev/pkg v0.0.0-20210827184538-2bd91f75571c
-	knative.dev/serving v0.25.1-0.20210827140938-e6a7166509e6
+	knative.dev/networking v0.0.0-20210906131644-9d1fe47ad4b4
+	knative.dev/pkg v0.0.0-20210907112319-73d4fe679a2e
+	knative.dev/serving v0.25.1-0.20210907113619-1c022d766c5b
 	sigs.k8s.io/yaml v1.2.0
 )
diff --git a/go.sum b/go.sum
index f27d21ebd..6768dcb26 100644
--- a/go.sum
+++ b/go.sum
@@ -44,7 +44,6 @@ cloud.google.com/go/storage v1.10.0/go.mod h1:FLPqc6j+Ki4BU591ie1oL6qBQGu2Bl/tZ9
 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 v0.3.0/go.mod h1:rpCPVQKhiyH8oomWgm34ZmgIdZa8OVYO5WAIygPbBBE=
-contrib.go.opencensus.io/exporter/prometheus v0.3.1-0.20210621165811-f3a7283b3002/go.mod h1:o7cosnyfuPVK0tB8q0QmaQNhGnptITnPQB+z1+qeFB0=
 contrib.go.opencensus.io/exporter/prometheus v0.4.0 h1:0QfIkj9z/iVZgK31D9H9ohjjIDApI2GOPScCKwxedbs=
 contrib.go.opencensus.io/exporter/prometheus v0.4.0/go.mod h1:o7cosnyfuPVK0tB8q0QmaQNhGnptITnPQB+z1+qeFB0=
 contrib.go.opencensus.io/exporter/zipkin v0.1.2/go.mod h1:mP5xM3rrgOjpn79MM8fZbj3gsxcuytSqtH0dxSWW1RE=
@@ -56,21 +55,17 @@ github.com/Azure/go-ansiterm v0.0.0-20170929234023-d6e3b3328b78/go.mod h1:LmzpDX
 github.com/Azure/go-autorest v10.8.1+incompatible/go.mod h1:r+4oMnoxhatjLLJ6zxSWATqVooLgysK6ZNox3g/xq24=
 github.com/Azure/go-autorest v14.2.0+incompatible/go.mod h1:r+4oMnoxhatjLLJ6zxSWATqVooLgysK6ZNox3g/xq24=
 github.com/Azure/go-autorest/autorest v0.9.0/go.mod h1:xyHB1BMZT0cuDHU7I0+g046+BFDTQ8rEZB0s4Yfa6bI=
-github.com/Azure/go-autorest/autorest v0.9.6/go.mod h1:/FALq9T/kS7b5J5qsQ+RSTUdAmGFqi0vUdVNNx8q630=
 github.com/Azure/go-autorest/autorest v0.11.1/go.mod h1:JFgpikqFJ/MleTTxwepExTKnFUKKszPS8UavbQYUMuw=
 github.com/Azure/go-autorest/autorest v0.11.12/go.mod h1:eipySxLmqSyC5s5k1CLupqet0PSENBEDP93LQ9a8QYw=
 github.com/Azure/go-autorest/autorest v0.11.17/go.mod h1:eipySxLmqSyC5s5k1CLupqet0PSENBEDP93LQ9a8QYw=
 github.com/Azure/go-autorest/autorest/adal v0.5.0/go.mod h1:8Z9fGy2MpX0PvDjB1pEgQTmVqjGhiHBW7RJJEciWzS0=
-github.com/Azure/go-autorest/autorest/adal v0.8.2/go.mod h1:ZjhuQClTqx435SRJ2iMlOxPYt3d2C/T/7TiQCVZSn3Q=
 github.com/Azure/go-autorest/autorest/adal v0.9.0/go.mod h1:/c022QCutn2P7uY+/oQWWNcK9YU+MH96NgK+jErpbcg=
 github.com/Azure/go-autorest/autorest/adal v0.9.5/go.mod h1:B7KF7jKIeC9Mct5spmyCB/A8CG/sEz1vwIRGv/bbw7A=
 github.com/Azure/go-autorest/autorest/adal v0.9.10/go.mod h1:B7KF7jKIeC9Mct5spmyCB/A8CG/sEz1vwIRGv/bbw7A=
 github.com/Azure/go-autorest/autorest/date v0.1.0/go.mod h1:plvfp3oPSKwf2DNjlBjWF/7vwR+cUD/ELuzDCXwHUVA=
-github.com/Azure/go-autorest/autorest/date v0.2.0/go.mod h1:vcORJHLJEh643/Ioh9+vPmf1Ij9AEBM5FuBIXLmIy0g=
 github.com/Azure/go-autorest/autorest/date v0.3.0/go.mod h1:BI0uouVdmngYNUzGWeSYnokU+TrmwEsOqdt8Y6sso74=
 github.com/Azure/go-autorest/autorest/mocks v0.1.0/go.mod h1:OTyCOPRA2IgIlWxVYxBee2F5Gr4kF2zd2J5cFRaIDN0=
 github.com/Azure/go-autorest/autorest/mocks v0.2.0/go.mod h1:OTyCOPRA2IgIlWxVYxBee2F5Gr4kF2zd2J5cFRaIDN0=
-github.com/Azure/go-autorest/autorest/mocks v0.3.0/go.mod h1:a8FDP3DYzQ4RYfVAxAN3SVSiiO77gL2j2ronKKP0syM=
 github.com/Azure/go-autorest/autorest/mocks v0.4.0/go.mod h1:LTp+uSrOhSkaKrUy935gNZuuIPPVsHlr9DSOxSayd+k=
 github.com/Azure/go-autorest/autorest/mocks v0.4.1/go.mod h1:LTp+uSrOhSkaKrUy935gNZuuIPPVsHlr9DSOxSayd+k=
 github.com/Azure/go-autorest/autorest/to v0.2.0/go.mod h1:GunWKJp1AEqgMaGLV+iocmRAJWqST1wQYhyyjXJ3SJc=
@@ -143,7 +138,7 @@ github.com/asaskevich/govalidator v0.0.0-20190424111038-f61b66f89f4a/go.mod h1:l
 github.com/aws/aws-lambda-go v1.13.3/go.mod h1:4UKl9IzQMoD+QF79YdCuzCwp8VbmG4VAQwij/eHl5CU=
 github.com/aws/aws-sdk-go v1.15.11/go.mod h1:mFuSZ37Z9YOHbQEwBWztmVzqXrEkub65tZoCYDt7FT0=
 github.com/aws/aws-sdk-go v1.27.0/go.mod h1:KmX6BPdI08NWTb3/sm4ZGu5ShLoqVDhKgpiN924inxo=
-github.com/aws/aws-sdk-go v1.28.2/go.mod h1:KmX6BPdI08NWTb3/sm4ZGu5ShLoqVDhKgpiN924inxo=
+github.com/aws/aws-sdk-go v1.35.24/go.mod h1:tlPOdRjfxPBpNIwqDj61rmsnA85v9jc0Ps9+muhnW+k=
 github.com/aws/aws-sdk-go v1.37.1/go.mod h1:hcU610XS61/+aQV88ixoOzUoG7v3b31pl2zKMmprdro=
 github.com/aws/aws-sdk-go-v2 v0.18.0/go.mod h1:JWVYvqSMppoMJC0x5wdwiImzgXTI9FuZwxzkQq9wy+g=
 github.com/benbjohnson/clock v1.1.0 h1:Q92kusRqC1XV2MjkWETPvjJVqKetz1OzxZB7mHJLju8=
@@ -158,7 +153,6 @@ github.com/bitly/go-simplejson v0.5.0/go.mod h1:cXHtHw4XUPsvGaxgjIAn8PhEWG9NfngE
 github.com/bketelsen/crypt v0.0.3-0.20200106085610-5cbc8cc4026c/go.mod h1:MKsuJmJgSg28kpZDP6UIiPt0e0Oz0kqKNGyRaWEPv84=
 github.com/bketelsen/crypt v0.0.4/go.mod h1:aI6NrJ0pMGgvZKL1iVgXLnfIFJtfV+bKCoqOes/6LfM=
 github.com/blang/semver v3.1.0+incompatible/go.mod h1:kRBLl5iJ+tD4TcOOxsy/0fnwebNt5EWlYSAyrTnjyyk=
-github.com/blang/semver v3.5.0+incompatible/go.mod h1:kRBLl5iJ+tD4TcOOxsy/0fnwebNt5EWlYSAyrTnjyyk=
 github.com/blang/semver v3.5.1+incompatible/go.mod h1:kRBLl5iJ+tD4TcOOxsy/0fnwebNt5EWlYSAyrTnjyyk=
 github.com/blang/semver/v4 v4.0.0/go.mod h1:IbckMUScFkM3pff0VJDNKRiT6TG/YpiHIM2yvyW5YoQ=
 github.com/blendle/zapdriver v1.3.1 h1:C3dydBOWYRiOk+B8X9IVZ5IOe+7cl+tGOexN4QqHfpE=
@@ -261,6 +255,7 @@ github.com/containerd/nri v0.0.0-20201007170849-eb1350a75164/go.mod h1:+2wGSDGFY
 github.com/containerd/nri v0.0.0-20210316161719-dbaa18c31c14/go.mod h1:lmxnXF6oMkbqs39FiCt1s0R2HSMhcLel9vNL3m4AaeY=
 github.com/containerd/nri v0.1.0/go.mod h1:lmxnXF6oMkbqs39FiCt1s0R2HSMhcLel9vNL3m4AaeY=
 github.com/containerd/stargz-snapshotter/estargz v0.6.4/go.mod h1:83VWDqHnurTKliEB0YvWMiCfLDwv4Cjj1X9Vk98GJZw=
+github.com/containerd/stargz-snapshotter/estargz v0.7.0/go.mod h1:83VWDqHnurTKliEB0YvWMiCfLDwv4Cjj1X9Vk98GJZw=
 github.com/containerd/ttrpc v0.0.0-20190828154514-0e0f228740de/go.mod h1:PvCDdDGpgqzQIzDW1TphrGLssLDZp2GuS+X5DkEJB8o=
 github.com/containerd/ttrpc v0.0.0-20190828172938-92c8520ef9f8/go.mod h1:PvCDdDGpgqzQIzDW1TphrGLssLDZp2GuS+X5DkEJB8o=
 github.com/containerd/ttrpc v0.0.0-20191028202541-4f1b8fe65a5c/go.mod h1:LPm1u0xBw8r8NOKoOdNMeVHSawSsltak+Ihv+etqsE8=
@@ -537,9 +532,9 @@ github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/
 github.com/google/go-cmp v0.5.6 h1:BKbKCqvP6I+rmFHt06ZmyQtvB8xAkWdhFyr0ZUNZcxQ=
 github.com/google/go-cmp v0.5.6/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/google/go-containerregistry v0.5.2-0.20210609162550-f0ce2270b3b4/go.mod h1:R5WRYyTdQqTchlBhX4q+WICGh8HQIL5wDFoFZv7Jq6Q=
-github.com/google/go-containerregistry v0.5.2-0.20210709161016-b448abac9a70 h1:56pzxPBEQLAegkvzBmdG7d1Zw7MGEYc0GG0Ii1nuEY0=
-github.com/google/go-containerregistry v0.5.2-0.20210709161016-b448abac9a70/go.mod h1:nS0LmwaZT5kotebyNVC7ik7lC4OHOzGcctvvSosKlAc=
-github.com/google/go-containerregistry/pkg/authn/k8schain v0.0.0-20210610160139-c086c7f16d4e/go.mod h1:u9BUkrFoN0hojbyaW5occdRyQvT74KjJKx2VClbrDC8=
+github.com/google/go-containerregistry v0.6.0 h1:niQ+8XD//kKgArIFwDVBXsWVWbde16LPdHMyNwSC8h4=
+github.com/google/go-containerregistry v0.6.0/go.mod h1:euCCtNbZ6tKqi1E72vwDj2xZcN5ttKpZLfa/wSo5iLw=
+github.com/google/go-containerregistry/pkg/authn/k8schain v0.0.0-20210624211700-ce35c99b3faf/go.mod h1:j3IqhBG3Ox1NXmmhbWU4UmiHVAf2dUgB7le1Ch7JZQ0=
 github.com/google/go-github/v27 v27.0.6/go.mod h1:/0Gr8pJ55COkmv+S/yPKCczSkUPIM/LnFyubufRNIS0=
 github.com/google/go-querystring v1.0.0/go.mod h1:odCYkC5MyYFN7vkCjXpyrEuKhc/BUO6wN/zVPAxq5ck=
 github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
@@ -1024,7 +1019,7 @@ github.com/urfave/cli v1.22.1/go.mod h1:Gos4lmkARVdJ6EkW0WaNv/tZAAMe9V7XWyB60NtX
 github.com/urfave/cli v1.22.2/go.mod h1:Gos4lmkARVdJ6EkW0WaNv/tZAAMe9V7XWyB60NtXRu0=
 github.com/valyala/bytebufferpool v1.0.0 h1:GqA5TC/0021Y/b9FG4Oi9Mr3q7XYx6KllzawFIhcdPw=
 github.com/valyala/bytebufferpool v1.0.0/go.mod h1:6bBcMArwyJ5K/AmCkWv1jt77kVWyCJ6HpOuEn7z0Csc=
-github.com/vdemeester/k8s-pkg-credentialprovider v1.20.7/go.mod h1:K2nMO14cgZitdwBqdQps9tInJgcaXcU/7q5F59lpbNI=
+github.com/vdemeester/k8s-pkg-credentialprovider v1.21.0-1/go.mod h1:l4LxiP0cmEcc5q4BTDE8tZSyIiyXe0T28x37yHpMzoM=
 github.com/vektah/gqlparser v1.1.2/go.mod h1:1ycwN7Ij5njmMkPPAOaRFY4rET2Enx7IkVv3vaXspKw=
 github.com/vishvananda/netlink v0.0.0-20181108222139-023a6dafdcdf/go.mod h1:+SR5DhBJrl6ZM7CoCKvpw5BKroDKQ+PJqOg65H/2ktk=
 github.com/vishvananda/netlink v1.1.0/go.mod h1:cTgwzPIzzgDAYoQrMm0EdrjRUBkTqKYppBueQtXaqoE=
@@ -1055,7 +1050,6 @@ go.etcd.io/bbolt v1.3.2/go.mod h1:IbVyRI1SCnLcuJnV2u8VeU0CEYM7e686BmAb1XKL+uU=
 go.etcd.io/bbolt v1.3.3/go.mod h1:IbVyRI1SCnLcuJnV2u8VeU0CEYM7e686BmAb1XKL+uU=
 go.etcd.io/bbolt v1.3.5/go.mod h1:G5EMThwa9y8QZGBClrRx5EY+Yw9kAhnjy3bSjsnlVTQ=
 go.etcd.io/etcd v0.0.0-20191023171146-3cf2f69b5738/go.mod h1:dnLIgRNXwCJa5e+c6mIZCrds/GIG4ncV9HhK5PX7jPg=
-go.etcd.io/etcd v0.5.0-alpha.5.0.20200819165624-17cef6e3e9d5/go.mod h1:skWido08r9w6Lq/w70DO5XYIKMu4QFu1+4VsqLQuJy8=
 go.etcd.io/etcd v0.5.0-alpha.5.0.20200910180754-dd1b699fc489/go.mod h1:yVHk9ub3CSBatqGNg7GRmsnfLWtoW60w4eDYfh7vHDg=
 go.etcd.io/etcd/api/v3 v3.5.0/go.mod h1:cbVKeC6lCfl7j/8jBhAK6aIYO9XOjdptoxU/nLQcPvs=
 go.etcd.io/etcd/client/pkg/v3 v3.5.0/go.mod h1:IJHfcCEKxYu1Os13ZdwCwIUTUVGYTSAM3YSwc9/Ac1g=
@@ -1114,7 +1108,6 @@ golang.org/x/crypto v0.0.0-20190701094942-4def268fd1a4/go.mod h1:yigFU9vqHzYiE8U
 golang.org/x/crypto v0.0.0-20190820162420-60c769a6c586/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20190829043050-9756ffdc2472/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
-golang.org/x/crypto v0.0.0-20191206172530-e9b2fee46413/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/crypto v0.0.0-20200728195943-123391ffb6de/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
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@@ -1235,6 +1228,7 @@ golang.org/x/oauth2 v0.0.0-20210218202405-ba52d332ba99/go.mod h1:KelEdhl1UZF7XfJ
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 golang.org/x/oauth2 v0.0.0-20210402161424-2e8d93401602/go.mod h1:KelEdhl1UZF7XfJ4dDtk6s++YSgaE7mD/BuKKDLBl4A=
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 golang.org/x/oauth2 v0.0.0-20210628180205-a41e5a781914/go.mod h1:KelEdhl1UZF7XfJ4dDtk6s++YSgaE7mD/BuKKDLBl4A=
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@@ -1334,6 +1328,7 @@ golang.org/x/sys v0.0.0-20210104204734-6f8348627aad/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20210119212857-b64e53b001e4/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210124154548-22da62e12c0c/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210220050731-9a76102bfb43/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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 golang.org/x/sys v0.0.0-20210315160823-c6e025ad8005/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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@@ -1351,7 +1346,6 @@ golang.org/x/sys v0.0.0-20210616094352-59db8d763f22 h1:RqytpXGR1iVNX7psjB3ff8y7s
 golang.org/x/sys v0.0.0-20210616094352-59db8d763f22/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
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@@ -1466,7 +1460,6 @@ google.golang.org/api v0.13.0/go.mod h1:iLdEw5Ide6rF15KTC1Kkl0iskquN2gFfn9o9XIsb
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-google.golang.org/api v0.15.1/go.mod h1:iLdEw5Ide6rF15KTC1Kkl0iskquN2gFfn9o9XIsbkAI=
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@@ -1654,11 +1647,12 @@ honnef.co/go/tools v0.0.0-20190523083050-ea95bdfd59fc/go.mod h1:rf3lG4BRIbNafJWh
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@@ -1669,38 +1663,42 @@ k8s.io/apimachinery v0.20.1/go.mod h1:WlLqWAHZGg07AeltaI0MV5uk1Omp8xaN0JGLY6gkRp
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@@ -1713,44 +1711,40 @@ k8s.io/klog v1.0.0/go.mod h1:4Bi6QPql/J/LkTDqv7R/cd3hPo4k2DG6Ptcz060Ez5I=
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 knative.dev/hack v0.0.0-20210806075220-815cd312d65c/go.mod h1:PHt8x8yX5Z9pPquBEfIj0X66f8iWkWfR0S/sarACJrI=
 knative.dev/hack/schema v0.0.0-20210806075220-815cd312d65c/go.mod h1:ffjwmdcrH5vN3mPhO8RrF2KfNnbHeCE2C60A+2cv3U0=
-knative.dev/networking v0.0.0-20210827055337-b9f8dee17005/go.mod h1:tArQcu+bN8WwFHV7NMhFV2rXjisDIo9q+7x5DP+0Pjg=
-knative.dev/networking v0.0.0-20210827131537-ff7c341e0e06 h1:c2xH0EgRcK2EnYH70gWZPccEx09u4o3BWIYF4OCQYN8=
-knative.dev/networking v0.0.0-20210827131537-ff7c341e0e06/go.mod h1:6Tl0GwmZzmXQEpy8kZWiPc/exmepOn/TFlUlvAolNC4=
+knative.dev/networking v0.0.0-20210903170058-7c11d237f014/go.mod h1:DldEflDGWAychEH7SzPj1MeJRZaugxOIbdXaIYHvEz0=
+knative.dev/networking v0.0.0-20210906131644-9d1fe47ad4b4 h1:t/UVxgp6LY5oOd5n0BXySA3sSFR/SlMXuJV6yplmxEo=
+knative.dev/networking v0.0.0-20210906131644-9d1fe47ad4b4/go.mod h1:HeGWxfHnx24M8NFWanmnja4ff68Blg5vhgSLFSxRn7E=
 knative.dev/pkg v0.0.0-20210803160015-21eb4c167cc5/go.mod h1:RPk5txNA3apR9X40D4MpUOP9/VqOG8CrtABWfOwGVS4=
-knative.dev/pkg v0.0.0-20210824120823-a94f5f07b3c3/go.mod h1:67yUYAgAWesv4ehCShUuIxkaxrsROSLQr3kApW4xPO4=
-knative.dev/pkg v0.0.0-20210825070025-a70bb26767b8/go.mod h1:67yUYAgAWesv4ehCShUuIxkaxrsROSLQr3kApW4xPO4=
-knative.dev/pkg v0.0.0-20210827112638-4472e04552d3/go.mod h1:/6s9lJ8kRGrAEpjnRJQgg1mYqsrLGsy95RojAgx/dNE=
-knative.dev/pkg v0.0.0-20210827184538-2bd91f75571c h1:PAwmOrSKh2Ge+/skT7T2nS2rpWYXgPo9vpZ/ScAaPtc=
-knative.dev/pkg v0.0.0-20210827184538-2bd91f75571c/go.mod h1:jMSqkNMsrzuy+XR4Yr/BMy7SDVbUOl3KKB6+5MR+ZU8=
+knative.dev/pkg v0.0.0-20210902202457-7a61343b36ca/go.mod h1:jMSqkNMsrzuy+XR4Yr/BMy7SDVbUOl3KKB6+5MR+ZU8=
+knative.dev/pkg v0.0.0-20210903055557-dec98b426132/go.mod h1:jMSqkNMsrzuy+XR4Yr/BMy7SDVbUOl3KKB6+5MR+ZU8=
+knative.dev/pkg v0.0.0-20210906105443-bb433c98147d/go.mod h1:jMSqkNMsrzuy+XR4Yr/BMy7SDVbUOl3KKB6+5MR+ZU8=
+knative.dev/pkg v0.0.0-20210907112319-73d4fe679a2e h1:EpwOC7a0EreNYej/GpuUjbeC9xf1an+66TNRzzPgH6s=
+knative.dev/pkg v0.0.0-20210907112319-73d4fe679a2e/go.mod h1:jMSqkNMsrzuy+XR4Yr/BMy7SDVbUOl3KKB6+5MR+ZU8=
 knative.dev/reconciler-test v0.0.0-20210820180205-a25de6a08087/go.mod h1:+Kovy+G5zXZNcuO/uB+zfo37vFKZzsLIlWezt/nKMz0=
-knative.dev/serving v0.25.1-0.20210827140938-e6a7166509e6 h1:7sjmYSz9RiggUOON+SHeYzC7aeBzJm0CQ0YrEgQs8nI=
-knative.dev/serving v0.25.1-0.20210827140938-e6a7166509e6/go.mod h1:vtPybM1vrMvIN/7H33+A3OzyMSaVpZ4ugM+VuEHdC5I=
+knative.dev/serving v0.25.1-0.20210907113619-1c022d766c5b h1:MTmRCHCA8egJ2V792zETJgzwhXT+X59214cYxC/HeqU=
+knative.dev/serving v0.25.1-0.20210907113619-1c022d766c5b/go.mod h1:cz8Yo/w6b8g5W/5JIjPRZiJQx+d6MXASm+yjGhKFmZo=
 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=
 rsc.io/sampler v1.3.0/go.mod h1:T1hPZKmBbMNahiBKFy5HrXp6adAjACjK9JXDnKaTXpA=
-sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.9/go.mod h1:dzAXnQbTRyDlZPJX2SUPEqvnB+j7AJjtlox7PEwigU0=
 sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.14/go.mod h1:LEScyzhFmoF5pso/YSeBstl57mOzx9xlU9n85RGrDQg=
 sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.15/go.mod h1:LEScyzhFmoF5pso/YSeBstl57mOzx9xlU9n85RGrDQg=
 sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.22/go.mod h1:LEScyzhFmoF5pso/YSeBstl57mOzx9xlU9n85RGrDQg=
@@ -1761,6 +1755,7 @@ sigs.k8s.io/kustomize/kyaml v0.10.17/go.mod h1:mlQFagmkm1P+W4lZJbJ/yaxMd8PqMRSC4
 sigs.k8s.io/structured-merge-diff/v4 v4.0.1/go.mod h1:bJZC9H9iH24zzfZ/41RGcq60oK1F7G282QMXDPYydCw=
 sigs.k8s.io/structured-merge-diff/v4 v4.0.2/go.mod h1:bJZC9H9iH24zzfZ/41RGcq60oK1F7G282QMXDPYydCw=
 sigs.k8s.io/structured-merge-diff/v4 v4.0.3/go.mod h1:bJZC9H9iH24zzfZ/41RGcq60oK1F7G282QMXDPYydCw=
+sigs.k8s.io/structured-merge-diff/v4 v4.1.0/go.mod h1:bJZC9H9iH24zzfZ/41RGcq60oK1F7G282QMXDPYydCw=
 sigs.k8s.io/structured-merge-diff/v4 v4.1.2 h1:Hr/htKFmJEbtMgS/UD0N+gtgctAqz81t3nu+sPzynno=
 sigs.k8s.io/structured-merge-diff/v4 v4.1.2/go.mod h1:j/nl6xW8vLS49O8YvXW1ocPhZawJtm+Yrr7PPRQ0Vg4=
 sigs.k8s.io/yaml v1.1.0/go.mod h1:UJmg0vDUVViEyp3mgSv9WPwZCDxu4rQW1olrI1uml+o=
diff --git a/vendor/knative.dev/eventing/pkg/apis/eventing/v1/broker_validation.go b/vendor/knative.dev/eventing/pkg/apis/eventing/v1/broker_validation.go
index 1bccd2313..d6c4180c6 100644
--- a/vendor/knative.dev/eventing/pkg/apis/eventing/v1/broker_validation.go
+++ b/vendor/knative.dev/eventing/pkg/apis/eventing/v1/broker_validation.go
@@ -19,6 +19,8 @@ package v1
 import (
 	"context"
 
+	"github.com/google/go-cmp/cmp/cmpopts"
+
 	"knative.dev/pkg/apis"
 	"knative.dev/pkg/kmp"
 )
@@ -67,22 +69,30 @@ func (b *Broker) CheckImmutableFields(ctx context.Context, original *Broker) *ap
 		return nil
 	}
 
-	// Make sure you can't change the class annotation.
-	diff, err := kmp.ShortDiff(original.GetAnnotations()[BrokerClassAnnotationKey], b.GetAnnotations()[BrokerClassAnnotationKey])
-
-	if err != nil {
+	// Only Delivery options are mutable.
+	ignoreArguments := cmpopts.IgnoreFields(BrokerSpec{}, "Delivery")
+	if diff, err := kmp.ShortDiff(original.Spec, b.Spec, ignoreArguments); err != nil {
 		return &apis.FieldError{
-			Message: "couldn't diff the Broker objects",
+			Message: "Failed to diff Broker",
+			Paths:   []string{"spec"},
 			Details: err.Error(),
 		}
+	} else if diff != "" {
+		return &apis.FieldError{
+			Message: "Immutable fields changed (-old +new)",
+			Paths:   []string{"spec"},
+			Details: diff,
+		}
 	}
 
-	if diff != "" {
+	// Make sure you can't change the class annotation.
+	if diff, _ := kmp.ShortDiff(original.GetAnnotations()[BrokerClassAnnotationKey], b.GetAnnotations()[BrokerClassAnnotationKey]); diff != "" {
 		return &apis.FieldError{
-			Message: "Immutable fields changed (-old +new)",
+			Message: "Immutable annotations changed (-old +new)",
 			Paths:   []string{"annotations"},
 			Details: diff,
 		}
 	}
+
 	return nil
 }
diff --git a/vendor/knative.dev/networking/pkg/network.go b/vendor/knative.dev/networking/pkg/network.go
index 9a7cd150b..c3fe0b700 100644
--- a/vendor/knative.dev/networking/pkg/network.go
+++ b/vendor/knative.dev/networking/pkg/network.go
@@ -501,5 +501,5 @@ func PortNumberForName(sub corev1.EndpointSubset, portName string) (int32, error
 // useful to avoid falling back to ClusterIP when we see errors which are
 // unrelated to mesh being enabled.
 func IsPotentialMeshErrorResponse(resp *http.Response) bool {
-	return resp.StatusCode == http.StatusServiceUnavailable
+	return resp.StatusCode == http.StatusServiceUnavailable || resp.StatusCode == http.StatusBadGateway
 }
diff --git a/vendor/knative.dev/pkg/controller/controller.go b/vendor/knative.dev/pkg/controller/controller.go
index dc7881ee7..6d8035fe9 100644
--- a/vendor/knative.dev/pkg/controller/controller.go
+++ b/vendor/knative.dev/pkg/controller/controller.go
@@ -233,19 +233,6 @@ type ControllerOptions struct { //nolint // for backcompat.
 	Concurrency   int
 }
 
-// NewImpl instantiates an instance of our controller that will feed work to the
-// provided Reconciler as it is enqueued.
-// Deprecated: use NewImplFull.
-func NewImpl(r Reconciler, logger *zap.SugaredLogger, workQueueName string) *Impl {
-	return NewImplFull(r, ControllerOptions{WorkQueueName: workQueueName, Logger: logger})
-}
-
-// NewImplFull accepts the full set of options available to all controllers.
-// Deprecated: use NewContext instead.
-func NewImplFull(r Reconciler, options ControllerOptions) *Impl {
-	return NewContext(context.TODO(), r, options)
-}
-
 // NewContext instantiates an instance of our controller that will feed work to the
 // provided Reconciler as it is enqueued.
 func NewContext(ctx context.Context, r Reconciler, options ControllerOptions) *Impl {
diff --git a/vendor/knative.dev/pkg/leaderelection/context.go b/vendor/knative.dev/pkg/leaderelection/context.go
index d30ecd462..4758ccba5 100644
--- a/vendor/knative.dev/pkg/leaderelection/context.go
+++ b/vendor/knative.dev/pkg/leaderelection/context.go
@@ -94,7 +94,11 @@ func BuildElector(ctx context.Context, la reconciler.LeaderAware, queueName stri
 	return &unopposedElector{
 		la:  la,
 		bkt: reconciler.UniversalBucket(),
-		enq: enq,
+		// The UniversalBucket owns everything, so there is never a need to
+		// enqueue things (no possible state change).  We pass nil here to
+		// avoid filling the queue for an extra resynce at startup along
+		// this path.
+		enq: nil,
 	}, nil
 }
 
diff --git a/vendor/knative.dev/pkg/reconciler/leader.go b/vendor/knative.dev/pkg/reconciler/leader.go
index 6fece8526..ed7254c46 100644
--- a/vendor/knative.dev/pkg/reconciler/leader.go
+++ b/vendor/knative.dev/pkg/reconciler/leader.go
@@ -97,7 +97,7 @@ func (laf *LeaderAwareFuncs) Promote(b Bucket, enq func(Bucket, types.Namespaced
 		laf.buckets[b.Name()] = b
 	}()
 
-	if promote := laf.PromoteFunc; promote != nil {
+	if promote := laf.PromoteFunc; promote != nil && enq != nil {
 		return promote(b, enq)
 	}
 	return nil
diff --git a/vendor/knative.dev/pkg/resolver/addressable_resolver.go b/vendor/knative.dev/pkg/resolver/addressable_resolver.go
index 7ff359080..0e50a2578 100644
--- a/vendor/knative.dev/pkg/resolver/addressable_resolver.go
+++ b/vendor/knative.dev/pkg/resolver/addressable_resolver.go
@@ -22,7 +22,6 @@ import (
 	"fmt"
 
 	"k8s.io/apimachinery/pkg/runtime/schema"
-	"k8s.io/apimachinery/pkg/types"
 	"k8s.io/client-go/tools/cache"
 	"knative.dev/pkg/client/injection/ducks/duck/v1/addressable"
 	"knative.dev/pkg/controller"
@@ -49,12 +48,6 @@ type URIResolver struct {
 	resolvers     []RefResolverFunc
 }
 
-// NewURIResolver constructs a new URIResolver with context, a tracker and an optional list of custom resolvers.
-// Deprecated: use NewURIResolverFromTracker instead.
-func NewURIResolver(ctx context.Context, callback func(types.NamespacedName), resolvers ...RefResolverFunc) *URIResolver {
-	return NewURIResolverFromTracker(ctx, tracker.New(callback, controller.GetTrackerLease(ctx)), resolvers...)
-}
-
 // NewURIResolverFromTracker constructs a new URIResolver with context, a tracker and an optional list of custom resolvers.
 func NewURIResolverFromTracker(ctx context.Context, t tracker.Interface, resolvers ...RefResolverFunc) *URIResolver {
 	ret := &URIResolver{
diff --git a/vendor/knative.dev/pkg/test/request.go b/vendor/knative.dev/pkg/test/request.go
index 821696f5d..fd495c121 100644
--- a/vendor/knative.dev/pkg/test/request.go
+++ b/vendor/knative.dev/pkg/test/request.go
@@ -21,7 +21,6 @@ package test
 import (
 	"context"
 	"net/url"
-	"strings"
 	"time"
 
 	"k8s.io/client-go/kubernetes"
@@ -38,11 +37,6 @@ type RequestOption = spoof.RequestOption
 // Deprecated: Use the spoof package version
 var WithHeader = spoof.WithHeader
 
-// Retrying modifies a ResponseChecker to retry certain response codes.
-//
-// Deprecated: Use the spoof package version
-var Retrying = spoof.Retrying
-
 // IsOneOfStatusCodes checks that the response code is equal to the given one.
 //
 // Deprecated: Use the spoof package version
@@ -75,15 +69,6 @@ var MatchesBody = spoof.MatchesBody
 // Deprecated: Use the spoof package version
 var MatchesAllOf = spoof.MatchesAllOf
 
-// EventuallyMatchesBody checks that the response body *eventually* matches the expected body.
-// TODO(#1178): Delete me. We don't want to need this; we should be waiting for an appropriate Status instead.
-func EventuallyMatchesBody(expected string) spoof.ResponseChecker {
-	return func(resp *spoof.Response) (bool, error) {
-		// Returning (false, nil) causes SpoofingClient.Poll to retry.
-		return strings.Contains(string(resp.Body), expected), nil
-	}
-}
-
 // WaitForEndpointState will poll an endpoint until inState indicates the state is achieved,
 // or default timeout is reached.
 // If resolvableDomain is false, it will use kubeClientset to look up the ingress and spoof
diff --git a/vendor/knative.dev/pkg/test/spoof/response_checks.go b/vendor/knative.dev/pkg/test/spoof/response_checks.go
index d5e96258f..3e22fc7cc 100644
--- a/vendor/knative.dev/pkg/test/spoof/response_checks.go
+++ b/vendor/knative.dev/pkg/test/spoof/response_checks.go
@@ -103,19 +103,3 @@ func IsOneOfStatusCodes(codes ...int) ResponseChecker {
 		return true, fmt.Errorf("status = %d %s, want one of: %v", resp.StatusCode, resp.Status, codes)
 	}
 }
-
-// Retrying modifies a ResponseChecker to retry certain response codes.
-func Retrying(rc ResponseChecker, codes ...int) ResponseChecker {
-	return func(resp *Response) (bool, error) {
-		for _, code := range codes {
-			if resp.StatusCode == code {
-				// Returning (false, nil) causes SpoofingClient.Poll to retry.
-				// sc.logger.Info("Retrying for code ", resp.StatusCode)
-				return false, nil
-			}
-		}
-
-		// If we didn't match any retryable codes, invoke the ResponseChecker that we wrapped.
-		return rc(resp)
-	}
-}
diff --git a/vendor/knative.dev/pkg/test/spoof/spoof.go b/vendor/knative.dev/pkg/test/spoof/spoof.go
index c50108c56..f2baa4edf 100644
--- a/vendor/knative.dev/pkg/test/spoof/spoof.go
+++ b/vendor/knative.dev/pkg/test/spoof/spoof.go
@@ -68,6 +68,14 @@ type ResponseChecker func(resp *Response) (done bool, err error)
 // If an error should be retried, it should return true and the wrapped error to explain why to retry.
 type ErrorRetryChecker func(e error) (retry bool, err error)
 
+// ResponseRetryChecker is used to determine if a response should be retried or not.
+// If a response should be retried, it should return true and an error to explain why to retry.
+//
+// This is distinct from ResponseChecker in that it shall be used to retry responses,
+// where the HTTP request was technically successful (it returned something) but indicates
+// an error (e.g. the overload page of a loadbalancer).
+type ResponseRetryChecker func(resp *Response) (retry bool, err error)
+
 // SpoofingClient is a minimal HTTP client wrapper that spoofs the domain of requests
 // for non-resolvable domains.
 type SpoofingClient struct {
@@ -147,16 +155,16 @@ func ResolveEndpoint(ctx context.Context, kubeClientset kubernetes.Interface, do
 // Do dispatches to the underlying http.Client.Do, spoofing domains as needed
 // and transforming the http.Response into a spoof.Response.
 // Each response is augmented with "ZipkinTraceID" header that identifies the zipkin trace corresponding to the request.
-func (sc *SpoofingClient) Do(req *http.Request, errorRetryCheckers ...ErrorRetryChecker) (*Response, error) {
+func (sc *SpoofingClient) Do(req *http.Request, errorRetryCheckers ...interface{}) (*Response, error) {
 	return sc.Poll(req, func(*Response) (bool, error) { return true, nil }, errorRetryCheckers...)
 }
 
 // Poll executes an http request until it satisfies the inState condition or, if there's an error,
 // none of the error retry checkers permit a retry.
 // If no retry checkers are specified `DefaultErrorRetryChecker` will be used.
-func (sc *SpoofingClient) Poll(req *http.Request, inState ResponseChecker, errorRetryCheckers ...ErrorRetryChecker) (*Response, error) {
-	if len(errorRetryCheckers) == 0 {
-		errorRetryCheckers = []ErrorRetryChecker{DefaultErrorRetryChecker}
+func (sc *SpoofingClient) Poll(req *http.Request, inState ResponseChecker, checkers ...interface{}) (*Response, error) {
+	if len(checkers) == 0 {
+		checkers = []interface{}{ErrorRetryChecker(DefaultErrorRetryChecker)}
 	}
 
 	var resp *Response
@@ -166,11 +174,13 @@ func (sc *SpoofingClient) Poll(req *http.Request, inState ResponseChecker, error
 		defer span.End()
 		rawResp, err := sc.Client.Do(req.WithContext(traceContext))
 		if err != nil {
-			for _, checker := range errorRetryCheckers {
-				retry, newErr := checker(err)
-				if retry {
-					sc.Logf("Retrying %s: %v", req.URL.String(), newErr)
-					return false, nil
+			for _, checker := range checkers {
+				if ec, ok := checker.(ErrorRetryChecker); ok {
+					retry, newErr := ec(err)
+					if retry {
+						sc.Logf("Retrying %s: %v", req.URL.String(), newErr)
+						return false, nil
+					}
 				}
 			}
 			sc.Logf("NOT Retrying %s: %v", req.URL.String(), err)
@@ -190,6 +200,20 @@ func (sc *SpoofingClient) Poll(req *http.Request, inState ResponseChecker, error
 			Header:     rawResp.Header,
 			Body:       body,
 		}
+
+		// This is distinct from inState in that it allows us to uniformly check for
+		// error responses to retry HTTP requests that have technically been successful,
+		// but haven't reached their destination (e.g. got a loadbalancer overload page).
+		for _, checker := range checkers {
+			if rc, ok := checker.(ResponseRetryChecker); ok {
+				retry, newErr := rc(resp)
+				if retry {
+					sc.Logf("Retrying %s: %v", req.URL.String(), newErr)
+					return false, nil
+				}
+			}
+		}
+
 		return inState(resp)
 	})
 
@@ -295,32 +319,13 @@ func (sc *SpoofingClient) endpointState(
 	return f(req, inState)
 }
 
-func (sc *SpoofingClient) Check(req *http.Request, inState ResponseChecker) (*Response, error) {
-	traceContext, span := trace.StartSpan(req.Context(), "SpoofingClient-Trace")
-	defer span.End()
-	rawResp, err := sc.Client.Do(req.WithContext(traceContext))
-	if err != nil {
-		sc.Logf("NOT Retrying %s: %v", req.URL.String(), err)
-		return nil, err
-	}
-	defer rawResp.Body.Close()
-
-	body, err := ioutil.ReadAll(rawResp.Body)
+func (sc *SpoofingClient) Check(req *http.Request, inState ResponseChecker, checkers ...interface{}) (*Response, error) {
+	resp, err := sc.Do(req, checkers...)
 	if err != nil {
 		return nil, err
 	}
-	rawResp.Header.Add(zipkin.ZipkinTraceIDHeader, span.SpanContext().TraceID.String())
 
-	resp := &Response{
-		Status:     rawResp.Status,
-		StatusCode: rawResp.StatusCode,
-		Header:     rawResp.Header,
-		Body:       body,
-	}
 	ok, err := inState(resp)
-
-	sc.logZipkinTrace(resp)
-
 	if err != nil {
 		return resp, fmt.Errorf("response: %s did not pass checks: %w", resp, err)
 	}
@@ -342,7 +347,7 @@ func (sc *SpoofingClient) CheckEndpointState(
 		url,
 		inState,
 		desc,
-		sc.Check,
+		func(req *http.Request, check ResponseChecker) (*Response, error) { return sc.Check(req, check) },
 		"CheckEndpointState",
 		opts...)
 }
diff --git a/vendor/knative.dev/serving/test/adding_tests.md b/vendor/knative.dev/serving/test/adding_tests.md
index 2cd90f2b9..fbbf720c4 100644
--- a/vendor/knative.dev/serving/test/adding_tests.md
+++ b/vendor/knative.dev/serving/test/adding_tests.md
@@ -133,7 +133,7 @@ _, err := pkgTest.WaitForEndpointState(
 	clients.KubeClient,
 	logger,
 	updatedRoute.Status.URL.URL(),
-	pkgTest.EventuallyMatchesBody(expectedText),
+	spoof.IsStatusOK,
 	"SomeDescription",
 	test.ServingFlags.ResolvableDomain)
 if err != nil {
diff --git a/vendor/knative.dev/serving/test/e2e-tests.sh b/vendor/knative.dev/serving/test/e2e-tests.sh
index cdf763ddb..01c00e59c 100644
--- a/vendor/knative.dev/serving/test/e2e-tests.sh
+++ b/vendor/knative.dev/serving/test/e2e-tests.sh
@@ -71,9 +71,9 @@ fi
 
 toggle_feature autocreateClusterDomainClaims true config-network || fail_test
 go_test_e2e -timeout=30m \
- ./test/conformance/api/... \
- ./test/conformance/runtime/... \
- ./test/e2e \
+  ./test/conformance/api/... \
+  ./test/conformance/runtime/... \
+  ./test/e2e \
   ${parallelism} \
   ${TEST_OPTIONS} || failed=1
 toggle_feature autocreateClusterDomainClaims false config-network || fail_test
@@ -103,7 +103,7 @@ kubectl replace cm "config-gc" -n ${SYSTEM_NAMESPACE} -f ${TMP_DIR}/config-gc.ya
 go_test_e2e -timeout=20m -parallel=300 ./test/scale ${TEST_OPTIONS} || failed=1
 
 # Run HPA tests
-go_test_e2e -timeout=15m -tags=hpa ./test/e2e ${TEST_OPTIONS} || failed=1
+go_test_e2e -timeout=30m -tags=hpa ./test/e2e ${TEST_OPTIONS} || failed=1
 
 # Run emptyDir tests with alpha enabled avoiding any issues with the testing options guard above
 toggle_feature kubernetes.podspec-volumes-emptydir Enabled
diff --git a/vendor/modules.txt b/vendor/modules.txt
index cbce0c582..74e4c55ba 100644
--- a/vendor/modules.txt
+++ b/vendor/modules.txt
@@ -91,7 +91,7 @@ github.com/google/go-cmp/cmp/internal/diff
 github.com/google/go-cmp/cmp/internal/flags
 github.com/google/go-cmp/cmp/internal/function
 github.com/google/go-cmp/cmp/internal/value
-# github.com/google/go-containerregistry v0.5.2-0.20210709161016-b448abac9a70
+# github.com/google/go-containerregistry v0.6.0
 github.com/google/go-containerregistry/pkg/name
 # github.com/google/gofuzz v1.2.0
 github.com/google/gofuzz
@@ -727,7 +727,7 @@ k8s.io/utils/buffer
 k8s.io/utils/integer
 k8s.io/utils/pointer
 k8s.io/utils/trace
-# knative.dev/eventing v0.25.1-0.20210827141738-ea5ed9adf51f
+# knative.dev/eventing v0.25.1-0.20210906161343-38f38456f045
 ## explicit
 knative.dev/eventing/pkg/apis/config
 knative.dev/eventing/pkg/apis/duck
@@ -756,7 +756,7 @@ knative.dev/eventing/pkg/client/clientset/versioned/typed/sources/v1beta2/fake
 # knative.dev/hack v0.0.0-20210806075220-815cd312d65c
 ## explicit
 knative.dev/hack
-# knative.dev/networking v0.0.0-20210827131537-ff7c341e0e06
+# knative.dev/networking v0.0.0-20210906131644-9d1fe47ad4b4
 ## explicit
 knative.dev/networking/pkg
 knative.dev/networking/pkg/apis/networking
@@ -764,7 +764,7 @@ 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 v0.0.0-20210827184538-2bd91f75571c
+# knative.dev/pkg v0.0.0-20210907112319-73d4fe679a2e
 ## explicit
 knative.dev/pkg/apis
 knative.dev/pkg/apis/duck
@@ -814,7 +814,7 @@ knative.dev/pkg/tracing/propagation
 knative.dev/pkg/tracing/propagation/tracecontextb3
 knative.dev/pkg/tracker
 knative.dev/pkg/unstructured
-# knative.dev/serving v0.25.1-0.20210827140938-e6a7166509e6
+# knative.dev/serving v0.25.1-0.20210907113619-1c022d766c5b
 ## explicit
 knative.dev/serving/pkg/apis/autoscaling
 knative.dev/serving/pkg/apis/autoscaling/v1alpha1