From 43acba80847a6628a235986a0bce9bc910b5a1fb Mon Sep 17 00:00:00 2001 From: Nilekh Chaudhari <1626598+nilekhc@users.noreply.github.com> Date: Thu, 23 Feb 2023 21:41:37 +0000 Subject: [PATCH] feat: kms base64 plugin for e2e tests Signed-off-by: Nilekh Chaudhari <1626598+nilekhc@users.noreply.github.com> --- .../kms/internal/plugins/mock/Dockerfile | 36 ++++ .../k8s.io/kms/internal/plugins/mock/go.mod | 31 ++++ .../k8s.io/kms/internal/plugins/mock/go.sum | 168 ++++++++++++++++++ .../k8s.io/kms/internal/plugins/mock/kms.yaml | 21 +++ .../kms/internal/plugins/mock/plugin.go | 82 +++++++++ .../auth/encrypt/encryption-config.yaml | 8 +- .../testing-manifests/auth/encrypt/kind.yaml | 13 ++ .../auth/encrypt/setup-cluster-prereqs.sh | 87 +++++++++ 8 files changed, 442 insertions(+), 4 deletions(-) create mode 100644 staging/src/k8s.io/kms/internal/plugins/mock/Dockerfile create mode 100644 staging/src/k8s.io/kms/internal/plugins/mock/go.mod create mode 100644 staging/src/k8s.io/kms/internal/plugins/mock/go.sum create mode 100644 staging/src/k8s.io/kms/internal/plugins/mock/kms.yaml create mode 100644 staging/src/k8s.io/kms/internal/plugins/mock/plugin.go create mode 100755 test/e2e/testing-manifests/auth/encrypt/setup-cluster-prereqs.sh diff --git a/staging/src/k8s.io/kms/internal/plugins/mock/Dockerfile b/staging/src/k8s.io/kms/internal/plugins/mock/Dockerfile new file mode 100644 index 00000000000..adebe694081 --- /dev/null +++ b/staging/src/k8s.io/kms/internal/plugins/mock/Dockerfile @@ -0,0 +1,36 @@ +# Copyright 2023 The Kubernetes Authors. +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. + +FROM golang:1.20.1-bullseye as builder + +WORKDIR /workspace + +# Copy the source +COPY apimachinery/ apimachinery/ +COPY client-go/ client-go/ +COPY kms/ kms/ +WORKDIR /workspace/kms/internal/plugins/mock + +ARG TARGETARCH +ARG TARGETPLATFORM +RUN CGO_ENABLED=0 GOOS=linux GOARCH=${TARGETARCH} GO111MODULE=on go build -a -o mock-kms-plugin plugin.go +RUN chmod +x mock-kms-plugin + +# Use distroless as minimal base image to package the manager binary +# Refer to https://github.com/GoogleContainerTools/distroless for more details +FROM --platform=${TARGETPLATFORM:-linux/amd64} gcr.io/distroless/static:nonroot +WORKDIR / +COPY --from=builder /workspace/kms/internal/plugins/mock/mock-kms-plugin . + +ENTRYPOINT [ "/mock-kms-plugin" ] diff --git a/staging/src/k8s.io/kms/internal/plugins/mock/go.mod b/staging/src/k8s.io/kms/internal/plugins/mock/go.mod new file mode 100644 index 00000000000..0952b21025e --- /dev/null +++ b/staging/src/k8s.io/kms/internal/plugins/mock/go.mod @@ -0,0 +1,31 @@ +module k8s.io/kms/plugins/mock + +go 1.19 + +require ( + k8s.io/klog/v2 v2.90.0 + k8s.io/kms v0.0.0-00010101000000-000000000000 +) + +require ( + github.com/go-logr/logr v1.2.3 // indirect + github.com/gogo/protobuf v1.3.2 // indirect + github.com/golang/protobuf v1.5.2 // indirect + github.com/google/uuid v1.3.0 // indirect + golang.org/x/net v0.7.0 // indirect + golang.org/x/sys v0.5.0 // indirect + golang.org/x/text v0.7.0 // indirect + golang.org/x/time v0.0.0-20220210224613-90d013bbcef8 // indirect + google.golang.org/genproto v0.0.0-20220502173005-c8bf987b8c21 // indirect + google.golang.org/grpc v1.51.0 // indirect + google.golang.org/protobuf v1.28.1 // indirect + k8s.io/apimachinery v0.0.0 // indirect + k8s.io/client-go v0.0.0 // indirect + k8s.io/utils v0.0.0-20230209194617-a36077c30491 // indirect +) + +replace ( + k8s.io/apimachinery => ../../../../apimachinery + k8s.io/client-go => ../../../../client-go + k8s.io/kms => ../../../../kms +) diff --git a/staging/src/k8s.io/kms/internal/plugins/mock/go.sum b/staging/src/k8s.io/kms/internal/plugins/mock/go.sum new file mode 100644 index 00000000000..44c3fada722 --- /dev/null +++ b/staging/src/k8s.io/kms/internal/plugins/mock/go.sum @@ -0,0 +1,168 @@ +cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw= +cloud.google.com/go v0.34.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw= +github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU= +github.com/antihax/optional v1.0.0/go.mod h1:uupD/76wgC+ih3iEmQUL+0Ugr19nfwCT1kdvxnR2qWY= +github.com/census-instrumentation/opencensus-proto v0.2.1/go.mod h1:f6KPmirojxKA12rnyqOA5BBL4O983OfeGPqjHWSTneU= +github.com/cespare/xxhash/v2 v2.1.1/go.mod 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+honnef.co/go/tools v0.0.0-20190523083050-ea95bdfd59fc/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4= +k8s.io/klog/v2 v2.90.0 h1:VkTxIV/FjRXn1fgNNcKGM8cfmL1Z33ZjXRTVxKCoF5M= +k8s.io/klog/v2 v2.90.0/go.mod h1:y1WjHnz7Dj687irZUWR/WLkLc5N1YHtjLdmgWjndZn0= +k8s.io/utils v0.0.0-20230209194617-a36077c30491 h1:r0BAOLElQnnFhE/ApUsg3iHdVYYPBjNSSOMowRZxxsY= +k8s.io/utils v0.0.0-20230209194617-a36077c30491/go.mod h1:OLgZIPagt7ERELqWJFomSt595RzquPNLL48iOWgYOg0= diff --git a/staging/src/k8s.io/kms/internal/plugins/mock/kms.yaml b/staging/src/k8s.io/kms/internal/plugins/mock/kms.yaml new file mode 100644 index 00000000000..28398cfe75f --- /dev/null +++ b/staging/src/k8s.io/kms/internal/plugins/mock/kms.yaml @@ -0,0 +1,21 @@ +apiVersion: v1 +kind: Pod +metadata: + name: mock-kmsv2-provider + namespace: kube-system + labels: + tier: control-plane + component: mock-kmsv2-provider +spec: + hostNetwork: true + containers: + - name: mock-kmsv2-provider + image: localhost:5000/mock-kms-provider:e2e + imagePullPolicy: IfNotPresent + volumeMounts: + - name: sock + mountPath: /tmp + volumes: + - name: sock + hostPath: + path: /tmp diff --git a/staging/src/k8s.io/kms/internal/plugins/mock/plugin.go b/staging/src/k8s.io/kms/internal/plugins/mock/plugin.go new file mode 100644 index 00000000000..4919e58a06a --- /dev/null +++ b/staging/src/k8s.io/kms/internal/plugins/mock/plugin.go @@ -0,0 +1,82 @@ +/* +Copyright 2023 The Kubernetes Authors. + +Licensed under the Apache License, Version 2.0 (the "License"); +you may not use this file except in compliance with the License. +You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + +Unless required by applicable law or agreed to in writing, software +distributed under the License is distributed on an "AS IS" BASIS, +WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +See the License for the specific language governing permissions and +limitations under the License. +*/ + +package main + +import ( + "context" + "flag" + "os" + "os/signal" + "syscall" + "time" + + "k8s.io/klog/v2" + "k8s.io/kms/internal" + "k8s.io/kms/pkg/hierarchy" + "k8s.io/kms/pkg/service" + "k8s.io/kms/pkg/util" +) + +var ( + listenAddr = flag.String("listen-addr", "unix:///tmp/kms.socket", "gRPC listen address") + timeout = flag.Duration("timeout", 5*time.Second, "gRPC timeout") +) + +func main() { + flag.Parse() + + addr, err := util.ParseEndpoint(*listenAddr) + if err != nil { + klog.ErrorS(err, "failed to parse endpoint") + os.Exit(1) + } + + remoteKMSService, err := internal.NewMockAESService("somerandomstring", "aes-key-id") + if err != nil { + klog.ErrorS(err, "failed to create remote service") + os.Exit(1) + } + + ctx := withShutdownSignal(context.Background()) + grpcService := service.NewGRPCService( + addr, + *timeout, + hierarchy.NewLocalKEKService(ctx, remoteKMSService), + ) + + klog.InfoS("starting server", "listenAddr", *listenAddr) + if err := grpcService.ListenAndServe(); err != nil { + klog.ErrorS(err, "failed to serve") + os.Exit(1) + } +} + +// withShutdownSignal returns a copy of the parent context that will close if +// the process receives termination signals. +func withShutdownSignal(ctx context.Context) context.Context { + signalChan := make(chan os.Signal, 1) + signal.Notify(signalChan, syscall.SIGTERM, syscall.SIGINT, os.Interrupt) + + nctx, cancel := context.WithCancel(ctx) + + go func() { + <-signalChan + klog.InfoS("received shutdown signal") + cancel() + }() + return nctx +} diff --git a/test/e2e/testing-manifests/auth/encrypt/encryption-config.yaml b/test/e2e/testing-manifests/auth/encrypt/encryption-config.yaml index 6416ab080a4..262fe8513aa 100644 --- a/test/e2e/testing-manifests/auth/encrypt/encryption-config.yaml +++ b/test/e2e/testing-manifests/auth/encrypt/encryption-config.yaml @@ -4,7 +4,7 @@ resources: - resources: - secrets providers: - - secretbox: - keys: - - name: key1 - secret: YWJjZGVmZ2hpamtsbW5vcHFyc3R1dnd4eXoxMjM0NTY= + - kms: + apiVersion: v2 + name: kmsprovider + endpoint: unix:///tmp/kms.socket diff --git a/test/e2e/testing-manifests/auth/encrypt/kind.yaml b/test/e2e/testing-manifests/auth/encrypt/kind.yaml index 0f91fb7c51e..94e09a5c256 100644 --- a/test/e2e/testing-manifests/auth/encrypt/kind.yaml +++ b/test/e2e/testing-manifests/auth/encrypt/kind.yaml @@ -1,5 +1,10 @@ kind: Cluster apiVersion: kind.x-k8s.io/v1alpha4 +# this containerd config patch sets the registry to the local registry where we push mock kms provider +containerdConfigPatches: +- |- + [plugins."io.containerd.grpc.v1.cri".registry.mirrors."localhost:5000"] + endpoint = ["http://kind-registry:5000"] nodes: - role: control-plane extraMounts: @@ -7,12 +12,17 @@ nodes: hostPath: test/e2e/testing-manifests/auth/encrypt/encryption-config.yaml readOnly: true propagation: None + - containerPath: /etc/kubernetes/manifests/kubernetes-kms.yaml + hostPath: staging/src/k8s.io/kms/internal/plugins/mock/kms.yaml + readOnly: true + propagation: None kubeadmConfigPatches: - | kind: ClusterConfiguration apiServer: extraArgs: encryption-provider-config: "/etc/kubernetes/encryption-config.yaml" + feature-gates: "KMSv2=true" v: "5" extraVolumes: - name: encryption-config @@ -20,6 +30,9 @@ nodes: mountPath: "/etc/kubernetes/encryption-config.yaml" readOnly: true pathType: File + - name: sock-path + hostPath: "/tmp" + mountPath: "/tmp" scheduler: extraArgs: v: "5" diff --git a/test/e2e/testing-manifests/auth/encrypt/setup-cluster-prereqs.sh b/test/e2e/testing-manifests/auth/encrypt/setup-cluster-prereqs.sh new file mode 100755 index 00000000000..e6f98a55098 --- /dev/null +++ b/test/e2e/testing-manifests/auth/encrypt/setup-cluster-prereqs.sh @@ -0,0 +1,87 @@ +#!/usr/bin/env bash + +# Copyright 2023 The Kubernetes Authors. +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. + +# This script does following: +# 1. Creates local registry if not already present. This registry is used to push the kms mock plugin image. +# 2. Build and push the kms mock plugin image to the local registry. +# 3. Connect local registry to kind network so that kind cluster created using kubetest2 in prow CI job can pull the kms mock plugin image. + +set -o errexit +set -o nounset +set -o pipefail + +# build_and_push_mock_plugin builds and pushes the kms mock plugin image to the local registry. +build_and_push_mock_plugin() { + docker buildx build \ + --no-cache \ + --platform linux/amd64 \ + --output=type=docker \ + -t localhost:5000/mock-kms-provider:e2e \ + -f staging/src/k8s.io/kms/internal/plugins/mock/Dockerfile staging/src/k8s.io/ \ + --progress=plain; + + docker push localhost:5000/mock-kms-provider:e2e +} + +# create_registry creates local registry if not already present. +create_registry() { + running="$(docker inspect -f '{{.State.Running}}' "kind-registry" 2>/dev/null || true)" + if [ "${running}" != 'true' ]; then + echo "Creating local registry" + docker run \ + -d --restart=always -p "5000:5000" --name "kind-registry" \ + registry:2 + else + echo "Local registry is already running" + fi +} + +# connect_registry connects local registry to kind network. +connect_registry(){ + # wait for the kind network to exist + # infinite loop here is fine because kubetest2 will timeout if kind cluster creation fails and that will terminate the CI job + for ((; ;)); do + if docker network ls | grep "kind"; then + break + else + echo "'docker network ls' does not have 'kind' network to connect registry" + sleep 1 + fi + done + + containers=$(docker network inspect "kind" -f "{{range .Containers}}{{.Name}} {{end}}") + needs_connect="true" + for c in $containers; do + if [ "$c" = "kind-registry" ]; then + needs_connect="false" + fi + done + + if [ "${needs_connect}" = "true" ]; then + echo "connecting kind network to kind-registry" + docker network connect "kind" "kind-registry" + else + echo "'kind' network is already connected to 'kind-registry'" + fi +} + +main(){ + create_registry + build_and_push_mock_plugin + connect_registry & +} + +main