Fix etcd operator to work with k8s 1.22

go.mod

@@ -1,6 +1,6 @@
 module github.com/coreos/etcd-operator
 
-go 1.15
+go 1.16
 
 require (
 	cloud.google.com/go/storage v1.6.0

manifests/embed.go

@@ -0,0 +1,13 @@
+// Package manifests has the CRD manifests needed to bootstrap the operator
+// the manifest files in this directory are autogenerated from the CRDs in
+// this repository with
+//
+// ```
+// controller-gen crd paths=./pkg/apis/etcd/v1beta2/... output:crd:artifacts:config=./manifests
+// ```
+package manifests
+
+import "embed"
+
+//go:embed *.yaml
+var FS embed.FS

manifests/etcd.database.coreos.com_etcdbackups.yaml

@@ -0,0 +1,196 @@
+---
+apiVersion: apiextensions.k8s.io/v1
+kind: CustomResourceDefinition
+metadata:
+  annotations:
+    controller-gen.kubebuilder.io/version: v0.8.0
+  creationTimestamp: null
+  name: etcdbackups.etcd.database.coreos.com
+spec:
+  group: etcd.database.coreos.com
+  names:
+    kind: EtcdBackup
+    listKind: EtcdBackupList
+    plural: etcdbackups
+    singular: etcdbackup
+  scope: Namespaced
+  versions:
+  - name: v1beta2
+    schema:
+      openAPIV3Schema:
+        description: EtcdBackup represents a Kubernetes EtcdBackup Custom Resource.
+        properties:
+          apiVersion:
+            description: 'APIVersion defines the versioned schema of this representation
+              of an object. Servers should convert recognized schemas to the latest
+              internal value, and may reject unrecognized values. More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#resources'
+            type: string
+          kind:
+            description: 'Kind is a string value representing the REST resource this
+              object represents. Servers may infer this from the endpoint the client
+              submits requests to. Cannot be updated. In CamelCase. More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#types-kinds'
+            type: string
+          metadata:
+            type: object
+          spec:
+            description: BackupSpec contains a backup specification for an etcd cluster.
+            properties:
+              abs:
+                description: ABS defines the ABS backup source spec.
+                properties:
+                  absSecret:
+                    description: The name of the secret object that stores the Azure
+                      storage credential
+                    type: string
+                  path:
+                    description: 'Path is the full abs path where the backup is saved.
+                      The format of the path must be: "<abs-container-name>/<path-to-backup-file>"
+                      e.g: "myabscontainer/etcd.backup"'
+                    type: string
+                type: object
+              allowSelfSignedCertificates:
+                description: If AllowSelfSignedCertificates is true, set the InsecureSkipVerify
+                  flag for TLS connections
+                type: boolean
+              backupPolicy:
+                description: BackupPolicy configures the backup process.
+                properties:
+                  backupIntervalInSecond:
+                    description: BackupIntervalInSecond is to specify how often operator
+                      take snapshot 0 is magic number to indicate one-shot backup
+                    format: int64
+                    type: integer
+                  maxBackups:
+                    description: MaxBackups is to specify how many backups we want
+                      to keep 0 is magic number to indicate un-limited backups
+                    type: integer
+                  timeoutInSecond:
+                    description: TimeoutInSecond is the maximal allowed time in second
+                      of the entire backup process.
+                    format: int64
+                    type: integer
+                type: object
+              clientTLSSecret:
+                description: 'ClientTLSSecret is the secret containing the etcd TLS
+                  client certs and must contain the following data items: data: "etcd-client.crt":
+                  <pem-encoded-cert> "etcd-client.key": <pem-encoded-key> "etcd-client-ca.crt":
+                  <pem-encoded-ca-cert>'
+                type: string
+              etcdEndpoints:
+                description: EtcdEndpoints specifies the endpoints of an etcd cluster.
+                  When multiple endpoints are given, the backup operator retrieves
+                  the backup from the endpoint that has the most up-to-date state.
+                  The given endpoints must belong to the same etcd cluster.
+                items:
+                  type: string
+                type: array
+              gcs:
+                description: GCS defines the GCS backup source spec.
+                properties:
+                  gcpSecret:
+                    description: "The name of the secret object that stores the Google
+                      storage credential containing at most ONE of the following:
+                      An access token with file name of 'access-token'. JSON credentials
+                      with file name of 'credentials.json'. \n If omitted, client
+                      will use the default application credentials."
+                    type: string
+                  path:
+                    description: 'Path is the full GCS path where the backup is saved.
+                      The format of the path must be: "<gcs-bucket-name>/<path-to-backup-file>"
+                      e.g: "mygcsbucket/etcd.backup"'
+                    type: string
+                type: object
+              oss:
+                description: OSS defines the OSS backup source spec.
+                properties:
+                  endpoint:
+                    description: "Endpoint is the OSS service endpoint on alibaba
+                      cloud, defaults to \"http://oss-cn-hangzhou.aliyuncs.com\".
+                      \n Details about regions and endpoints, see: https://www.alibabacloud.com/help/doc-detail/31837.htm"
+                    type: string
+                  ossSecret:
+                    description: "The name of the secret object that stores the credential
+                      which will be used to access Alibaba Cloud OSS. \n The secret
+                      must contain the following keys/fields: accessKeyID accessKeySecret
+                      \n The format of secret: \n apiVersion: v1 kind: Secret metadata:
+                      name: <my-credential-name> type: Opaque data: accessKeyID: <base64
+                      of my-access-key-id> accessKeySecret: <base64 of my-access-key-secret>"
+                    type: string
+                  path:
+                    description: 'Path is the full abs path where the backup is saved.
+                      The format of the path must be: "<oss-bucket-name>/<path-to-backup-file>"
+                      e.g: "mybucket/etcd.backup"'
+                    type: string
+                type: object
+              s3:
+                description: S3 defines the S3 backup source spec.
+                properties:
+                  awsSecret:
+                    description: "The name of the secret object that stores the AWS
+                      credential and config files. The file name of the credential
+                      MUST be 'credentials'. The file name of the config MUST be 'config'.
+                      The profile to use in both files will be 'default'. \n AWSSecret
+                      overwrites the default etcd operator wide AWS credential and
+                      config."
+                    type: string
+                  endpoint:
+                    description: Endpoint if blank points to aws. If specified, can
+                      point to s3 compatible object stores.
+                    type: string
+                  forcePathStyle:
+                    description: ForcePathStyle forces to use path style over the
+                      default subdomain style. This is useful when you have an s3
+                      compatible endpoint that doesn't support subdomain buckets.
+                    type: boolean
+                  path:
+                    description: 'Path is the full s3 path where the backup is saved.
+                      The format of the path must be: "<s3-bucket-name>/<path-to-backup-file>"
+                      e.g: "mybucket/etcd.backup"'
+                    type: string
+                type: object
+              storageType:
+                description: StorageType is the etcd backup storage type. We need
+                  this field because CRD doesn't support validation against invalid
+                  fields and we cannot verify invalid backup storage source.
+                type: string
+            type: object
+          status:
+            description: BackupStatus represents the status of the EtcdBackup Custom
+              Resource.
+            properties:
+              Reason:
+                description: Reason indicates the reason for any backup related failures.
+                type: string
+              etcdRevision:
+                description: EtcdRevision is the revision of etcd's KV store where
+                  the backup is performed on.
+                format: int64
+                type: integer
+              etcdVersion:
+                description: EtcdVersion is the version of the backup etcd server.
+                type: string
+              lastExecutionDate:
+                description: Last execution date. First it will be creation timestamp,
+                  later on it will be last execution date despite successful or failed
+                  run. This field is used when pod is restarted ticked should be create
+                  from this timestamp not current timestamp
+                format: date-time
+                type: string
+              lastSuccessDate:
+                description: LastSuccessDate indicate the time to get snapshot last
+                  time
+                format: date-time
+                type: string
+              succeeded:
+                description: Succeeded indicates if the backup has Succeeded.
+                type: boolean
+            type: object
+        type: object
+    served: true
+    storage: true
+status:
+  acceptedNames:
+    kind: ""
+    plural: ""
+  conditions: []
+  storedVersions: []