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Add phase 1 of validation tightening.

Browse Source 
https://github.com/kubernetes/enhancements/blob/master/keps/sig-storage/177-volume-snapshot/tighten-validation-webhook-crd.md

1. Ratcheting validation webhook server image
2. Controller labels invalid objects
3. Unit tests for webhook
4. Deployment README and example deployment method with certs
5. Update top-level README

Racheting validation:
1. webhook is strict on create
2. webhook is strict on updates where the existing object passes strict validation
3. webhook is relaxed on updates where the existing object fails strict validation (allows finalizer removal, status update, deletion, etc)

Additionally the validating wehook server will perform immutability
checks on scenario 2 above.
This commit is contained in:
Andi Li
2020-08-04 18:55:54 +00:00
parent db336e8070
commit 42b6b374cf
73 changed files with 12815 additions and 21 deletions
Download Patch File Download Diff File Expand all files Collapse all files

9
vendor/modules.txt vendored
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@@ -45,6 +45,8 @@ github.com/hashicorp/golang-lru
github.com/hashicorp/golang-lru/simplelru
# github.com/imdario/mergo v0.3.9
github.com/imdario/mergo
# github.com/inconshreveable/mousetrap v1.0.0
github.com/inconshreveable/mousetrap
# github.com/json-iterator/go v1.1.10
github.com/json-iterator/go
# github.com/kubernetes-csi/csi-lib-utils v0.7.0
@@ -90,6 +92,8 @@ github.com/prometheus/common/model
github.com/prometheus/procfs
github.com/prometheus/procfs/internal/fs
github.com/prometheus/procfs/internal/util
# github.com/spf13/cobra v1.0.0
github.com/spf13/cobra
# github.com/spf13/pflag v1.0.5
github.com/spf13/pflag
# golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9
@@ -207,6 +211,8 @@ gopkg.in/inf.v0
# gopkg.in/yaml.v2 v2.2.8
gopkg.in/yaml.v2
# k8s.io/api v0.19.0 => k8s.io/api v0.19.0
k8s.io/api/admission/v1
k8s.io/api/admission/v1beta1
k8s.io/api/admissionregistration/v1
k8s.io/api/admissionregistration/v1beta1
k8s.io/api/apps/v1
@@ -249,6 +255,7 @@ k8s.io/api/storage/v1
k8s.io/api/storage/v1alpha1
k8s.io/api/storage/v1beta1
# k8s.io/apimachinery v0.19.0 => k8s.io/apimachinery v0.19.0
k8s.io/apimachinery/pkg/api/apitesting/fuzzer
k8s.io/apimachinery/pkg/api/errors
k8s.io/apimachinery/pkg/api/meta
k8s.io/apimachinery/pkg/api/resource
@@ -511,6 +518,8 @@ k8s.io/klog
k8s.io/klog/v2
# k8s.io/kube-openapi v0.0.0-20200805222855-6aeccd4b50c6
k8s.io/kube-openapi/pkg/util/proto
# k8s.io/kubernetes v1.19.0
k8s.io/kubernetes/pkg/apis/admission/fuzzer
# k8s.io/utils v0.0.0-20200729134348-d5654de09c73
k8s.io/utils/buffer
k8s.io/utils/integer