util

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 Go to latest Published: Dec 2, 2024 License: Apache-2.0, BSD-2-Clause, BSD-3-Clause, + 3 more Imports: 60 Imported by: 0

Documentation

Overview

* Copyright 2020-2023 Alibaba Group Holding Limited.

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.

* Copyright 2020-2023 Alibaba Group Holding Limited.

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.

* Copyright 2020-2023 Alibaba Group Holding Limited.

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.

* Copyright 2020-2023 Alibaba Group Holding Limited.

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.

* Copyright 2020-2023 Alibaba Group Holding Limited.

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.

* Copyright 2020-2023 Alibaba Group Holding Limited.

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.

* Copyright 2020-2023 Alibaba Group Holding Limited.

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.

* Copyright 2020-2023 Alibaba Group Holding Limited.

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.

* Copyright 2020-2023 Alibaba Group Holding Limited.

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.

* Copyright 2020-2023 Alibaba Group Holding Limited.

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.

* Copyright 2020-2023 Alibaba Group Holding Limited.

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.

* Copyright 2020-2023 Alibaba Group Holding Limited.

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.

* Copyright 2020-2023 Alibaba Group Holding Limited.

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.

* Copyright 2020-2023 Alibaba Group Holding Limited.

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.

Index

Constants

View Source 
const (
	// ForwardAddress is the address to forward to
	ForwardAddress = "127.0.0.1"

	// DeploymentLabel is the label used to select the pod under a deployment
	DeploymentLabel = "app.vineyard.io/name"
)
View Source 
const (
	// PodKind is the kind of the kubernetes pod.
	PodKind = "Pod"
)

Variables

View Source 
var (
	CACommonName   = "vineyard-webhook-ca"
	CAOrgainzation = []string{"Alibaba"}

	// CAKeyName is the name of the CA private key
	CAKeyName = "ca-key.pem"
	// CACertName is the name of the CA certificate
	CACertName = "ca-cert.pem"
	// WebhookServerKeyName is the name of the webhook server private key
	WebhookServerKeyName = "key.pem"
	// WebhookServerKeyForTLSName is the name of the webhook server private key for TLS
	WebhookServerKeyForTLSName = "tls.key"
	// WebhookServerCertName is the name of the webhook server certificate
	WebhookServerCertName = "cert.pem"
	// WebhookServerCertForTLSName is the name of the webhook server certificate for TLS
	WebhookServerCertForTLSName = "tls.crt"
)
View Source 
var (
	// MetaHeaders are the headers for the less metadata output
	MetaHeaders []string = []string{"ID", "TYPENAME", "LENGTH", "TRANSIENT", "TYPE", "MEMBERS", "INSTANCE ID"}

	// ClusterInfoHeaders are the headers for the cluster info output
	ClusterInfoHeaders []string = []string{"INSTANCE ID", "HOSTID", "HOSTNAME", "IPC_SOCKET", "NODENAME", "RPC_ENDPOINT", "TIMESTAMP"}

	// BufferHeaders are the headers for the buffer output
	BufferHeaders []string = []string{"ID", "BUFFER"}

	// ValidSortedKeys are the valid keys for sorting
	ValidSortedKeys []string = []string{"id", "typename", "type", "instance_id"}

	// ValidOutputFormats are the valid output formats
	ValidOutputFormats []string = []string{"table", "json"}
)
View Source 
var Indentation = "  "

Functions

func ApplyManifests 

func ApplyManifests(c client.Client, manifests Manifests, namespace string) error

ApplyManifests create kubernetes resources from manifests

func ApplyManifestsWithOwnerRef 

func ApplyManifestsWithOwnerRef(c client.Client, objs []*unstructured.Unstructured,
	ownerKind, refKind string) error

ApplyManifestsWithOwnerRef create kubernetes resources from manifests and choose one object as the owner of the other specific objects Currently, only support to use the kind of manifest as the distinguishing conditions. As a result, the ownerKind and refKind should not to be the same. Also, the refKind could be more than one and should be separated by comma.

func AssertNoArgs 

func AssertNoArgs(cmd *cobra.Command, args []string)

func AssertNoArgsOrInput 

func AssertNoArgsOrInput(cmd *cobra.Command, args []string)

func BuildObjsFromEtcdManifests 

func BuildObjsFromEtcdManifests(etcdConfig *k8s.EtcdConfig, name string,
	namespace string, replicas int, image string, value interface{},
	tmplFunc map[string]interface{},
) ([]*unstructured.Unstructured, []*unstructured.Unstructured, error)

BuildObjsFromEtcdManifests builds a list of objects from the etcd template files. the template files are under the dir 'k8s/pkg/templates/etcd'

func BuildObjsFromManifests 

func BuildObjsFromManifests(templateName string, value interface{},
	tmplFunc map[string]interface{},
) ([]*unstructured.Unstructured, error)

BuildObjsFromManifests builds a list of objects from the the standard template files such as backup and recover

func BuildObjsFromVineyarddManifests 

func BuildObjsFromVineyarddManifests(files []string, value interface{},
	tmplFunc map[string]interface{},
) ([]*unstructured.Unstructured, error)

BuildObjsFromVineyarddManifests builds a list of objects from the vineyardd template files.

func CaptureCmdOutput 

func CaptureCmdOutput(cmd *cobra.Command) string

func CheckClientSocket 

func CheckClientSocket(cmd *cobra.Command, args []string)

func ConnectDeployment 

func ConnectDeployment(deployment, namespace string, readyChannel, stopChannel chan struct{}) (*client.RPCClient, error)

ConnectDeployment connects to the vineyardd deployment via rpc

func ConnectViaIPC 

func ConnectViaIPC(ipcSocket string) (*client.IPCClient, error)

ConnectViaIPC connects to the ipc server

func ConnectViaRPC 

func ConnectViaRPC(rpcSocket string) (*client.RPCClient, error)

ConnectViaRPC connects to the rpc server

func ConvertEmbeddedFSToKustomizeFS 

func ConvertEmbeddedFSToKustomizeFS(efs embed.FS) (filesys.FileSystem, error)

ConvertEmbeddedFSToKustomizeFS performs a walk from the root of the provided embed.FS and copies the file tree into an in-memory Kustomize FileSystem,

func ConvertToJson 

func ConvertToJson(str string) (string, error)

ConvertToJson check whether the string is json type and converts the string to json type if not

func ConvertToYaml 

func ConvertToYaml(str string) (string, error)

ConvertToYaml converts the json string to yaml type

func Create 

func Create[T client.Object](c client.Client, v T, until ...func(T) bool) error

func CreateIfNotExists 

func CreateIfNotExists[T client.Object](c client.Client, v T, until ...func(T) bool) error

func CreateNamespaceIfNotExist 

func CreateNamespaceIfNotExist(c client.Client)

CreateNamespaceIfNotExist creates namespace if it does not exist

func CreateWithContext 

func CreateWithContext[T client.Object](
	c client.Client,
	ctx context.Context,
	v T,
	ignoreExists bool,
	until ...func(T) bool,
) error

func Delete 

func Delete(c client.Client, key types.NamespacedName, v client.Object) error

func DeleteManifests 

func DeleteManifests(c client.Client, manifests Manifests, namespace string) error

DeleteManifests delete kubernetes resources from manifests

func DeleteWithContext 

func DeleteWithContext(
	c client.Client,
	ctx context.Context,
	key types.NamespacedName,
	v client.Object,
) error

func Deserializer 

func Deserializer() runtime.Decoder

func Examples 

func Examples(examples string) string

func GetAnnotations 

func GetAnnotations(obj *unstructured.Unstructured) (map[string]string, error)

GetAnnotations returns the annotations of the given unstructured kubernetes object.

func GetContainer 

func GetContainer(obj *unstructured.Unstructured) ([]interface{}, error)

GetContainer returns the container interface with the given unstructured kubernetes object.

func GetContainersAndVolumes 

func GetContainersAndVolumes(obj *unstructured.Unstructured) ([]interface{}, []interface{}, error)

GetContainersAndVolumes returns the containers and volumes of the given unstructured kubernetes object.

func GetKubernetesConfig 

func GetKubernetesConfig() *rest.Config

func GetLabels 

func GetLabels(obj *unstructured.Unstructured) (map[string]string, error)

GetLabels returns the labels of the given unstructured kubernetes object.

func GetName 

func GetName(obj *unstructured.Unstructured) (string, error)

GetName returns the name of the given unstructured kubernetes object.

func GetNamespace 

func GetNamespace(obj *unstructured.Unstructured) (string, error)

GetNamespace returns the namespace of the given unstructured kubernetes object.

func GetPVAndPVC 

func GetPVAndPVC(pVAndPVC string) (*corev1.PersistentVolumeSpec,
	*corev1.PersistentVolumeClaimSpec, error)

GetPVAndPVC parse the pVAndPVC string to corev1.PersistentVolumeSpec and corev1.PersistentVolumeClaimSpec, then return the relevant fields.

func GetRequiredPodAffinity 

func GetRequiredPodAffinity(obj *unstructured.Unstructured) ([]interface{}, error)

GetRequiredPodAffinity returns the required pod affinity of the given unstructured kubernetes object.

func GetStatus 

func GetStatus(obj *unstructured.Unstructured) (map[string]interface{}, error)

GetStatus returns the status of the given unstructured kubernetes object.

func GetValidForwardPort 

func GetValidForwardPort(forwardPort int) (int, error)

func GetVolume 

func GetVolume(obj *unstructured.Unstructured) ([]interface{}, error)

GetVolume returns the volume interface with the given unstructured kubernetes object.

func KubernetesClient 

func KubernetesClient() client.Client

KubernetesClient return the kubernetes client

func KubernetesClientset 

func KubernetesClientset() *kubernetes.Clientset

KubernetesClientset return the kubernetes clientset

func LongDesc 

func LongDesc(long string) string

func ParseEnvs 

func ParseEnvs(envArray []string) ([]corev1.EnvVar, error)

ParseEnvs parse the string to container's environment variables

func ParseManifestToObject 

func ParseManifestToObject(manifest string) (*unstructured.Unstructured, error)

ParseManifestToObject parse a kubernetes manifest to an object

func ParseOwnerRef 

func ParseOwnerRef(of string) ([]metav1.OwnerReference, error)

ParseOwnerRef parse the string to metav1.OwnerReference

func ParsePVCSpec 

func ParsePVCSpec(pvcspec string) (*corev1.PersistentVolumeClaimSpec, error)

ParsePVCSpec parse the json string to corev1.PersistentVolumeClaimSpec

func ParsePVSpec 

func ParsePVSpec(pvspec string) (*corev1.PersistentVolumeSpec, error)

ParsePVSpec parse the json string to corev1.PersistentVolumeSpec

func ParsePVandPVCSpec 

func ParsePVandPVCSpec(
	PvAndPvcJSON string,
) (*corev1.PersistentVolumeSpec, *corev1.PersistentVolumeClaimSpec, error)

ParsePVandPVCSpec parse the json string to corev1.PersistentVolumeSpec and corev1.PersistentVolumeClaimSpec

func ParseSecurityContext 

func ParseSecurityContext(securityContextJSON string) (*corev1.SecurityContext, error)

ParseSecurityContext parse the json string to corev1.SecurityContext

func ParseVineyardClusters 

func ParseVineyardClusters(clusters []string) (*[]v1alpha1.VineyardClusters, error)
ParseVineyardClusters parse the []string to nested []{
	"namespace": "vineyard-cluster-namespace",
    "name": "vineyard-cluster-name",
}

func ParseVolume 

func ParseVolume(volumeJSON string) (*[]corev1.Volume, error)

ParseVolume parse the json string to corev1.Volume

func ParseVolumeMount 

func ParseVolumeMount(volumeMountJSON string) (*[]corev1.VolumeMount, error)

ParseVolumeMount parse the json string to corev1.VolumeMount

func PortForwardDeployment 

func PortForwardDeployment(deploymentName, namespace string, forwardPort, port int, readyChannel, stopChannel chan struct{})

func ReadFromFile 

func ReadFromFile(path string) (string, error)

ReadFromFile reads the file and returns the content as a string.

func ReadFromStdin 

func ReadFromStdin(args []string) (string, error)

ReadFromStdin read the stdin to string

func ReadJsonFromStdin 

func ReadJsonFromStdin(args []string) (string, error)

ReadJsonFromStdin read the stdin to json string

func RenderManifestAsObj 

func RenderManifestAsObj(path string, value interface{},
	tmplFunc map[string]interface{},
) (*unstructured.Unstructured, error)

RenderManifestAsObj renders the manifest as an object

func Scheme 

func Scheme() *runtime.Scheme

func SetAnnotations 

func SetAnnotations(obj *unstructured.Unstructured, annotations map[string]string) error

SetAnnotations sets the annotations of the given unstructured kubernetes object.

func SetContainer 

func SetContainer(obj *unstructured.Unstructured, containers []interface{}) error

SetContainer sets the container with the given unstructured kubernetes object.

func SetLabels 

func SetLabels(obj *unstructured.Unstructured, labels map[string]string) error

SetLabels sets the labels of the given unstructured kubernetes object.

func SetNodename 

func SetNodename(obj *unstructured.Unstructured, nodename string) error

SetNodename sets the nodename of the given unstructured kubernetes object.

func SetRequiredPodAffinity 

func SetRequiredPodAffinity(obj *unstructured.Unstructured, required []interface{}) error

SetRequiredPodAffinity sets the required pod affinity of the given unstructured kubernetes object.

func SetVolume 

func SetVolume(obj *unstructured.Unstructured, volumes []interface{}) error

SetVolume sets the volume with the given unstructured kubernetes object.

func Wait 

func Wait(condition wait.ConditionFunc) error

func WaitForDNSName 

func WaitForDNSName(dnsName string, timeout time.Duration) error

wait for a DNS name to be resolved with a timeout

func WriteCertstoDir 

func WriteCertstoDir(dir string, ca *CertificateAuthority, wbcert *WebhookCertificate) error

WriteCertstoDir writes the given data to the given file under the given directory

func WriteToFile 

func WriteToFile(path string, content string) error

WriteToFile writes the content to the file.

Types

type CertGenerator 

type CertGenerator struct {
	// CommonName is the common name of the certificate
	CommonName string
	// Organizations is the organization of the certificate
	Organizations []string
	// DNSName is the DNS name of the certificate
	DNSName string
	// Directory is the directory to store the generated certificates
	Directory string
	CertificateAuthority
	WebhookCertificate
}

func NewCertGenerator 

func NewCertGenerator(commonName string, organizations []string, dnsName string, dir string) (*CertGenerator, error)

func (*CertGenerator) Generate 

func (c *CertGenerator) Generate() error

func (*CertGenerator) PatchCABundleToMutatingWebhook 

func (c *CertGenerator) PatchCABundleToMutatingWebhook(webhookName string) error

func (*CertGenerator) PatchCABundleToValidatingWebhook 

func (c *CertGenerator) PatchCABundleToValidatingWebhook(webhookName string) error

type CertificateAuthority 

type CertificateAuthority struct {
	Cert *x509.Certificate
	Key  *rsa.PrivateKey
}

CertificateAuthority represents a self-signed CA

func NewCertificateAuthority 

func NewCertificateAuthority(commonName string, organizations []string) (*CertificateAuthority, error)

NewCertificateAuthority create a new self-signed CA

type Client 

type Client struct {
	// contains filtered or unexported fields
}

func NewClient 

func NewClient() (Client, chan struct{})

NewClient returns a new client connected to the vineyardd server

func (*Client) GetBlob 

func (c *Client) GetBlob(id string, unsafe bool) (blob map[types.ObjectID]client.Blob, err error)

GetBlob

func (*Client) GetClusterInfo 

func (c *Client) GetClusterInfo() (map[string]any, error)

GetClusterInfo returns the cluster info

func (*Client) GetMetaData 

func (c *Client) GetMetaData(id string, syncRemote bool) (meta *client.ObjectMeta, err error)

GetMetadata

func (*Client) ListBlobs 

func (c *Client) ListBlobs(limit int) (map[types.ObjectID]client.Blob, error)

ListBlobs lists all vineyard blobs

func (*Client) ListMetadatas 

func (c *Client) ListMetadatas(pattern string, regex bool, limits int) (map[string]map[string]any, error)

ListMetadatas lists all vineyard metadata

func (*Client) PutBlob 

func (c *Client) PutBlob(address []byte, size uint64) (types.ObjectID, error)

PutBlob

type KeyValue 

type KeyValue struct {
	ObjectID string
	Value    string
}

type Manifests 

type Manifests []*unstructured.Unstructured

func BuildKustomizeInEmbedDir 

func BuildKustomizeInEmbedDir() (Manifests, error)

func ParseManifestsToObjects 

func ParseManifestsToObjects(manifests []byte) (Manifests, error)

ParseManifestsToObjects parse kubernetes manifests to objects

type Objects 

type Objects interface {
	ListMetadatas(string, bool, int) (map[string]map[string]any, error)
	ListBlobs() (map[types.ObjectID]client.Blob, error)
	GetClusterInfo() (map[string]map[string]string, error)
	GetBlob(id string, unsafe bool) (blob map[types.ObjectID]client.Blob, err error)
	GetMetaData(id string, syncRemote bool) (meta *client.ObjectMeta, err error)
}

Objects are the operate interface for all objects

type Options 

type Options struct {
	// contains filtered or unexported fields
}

Options are the options for the output

type Output 

type Output struct {
	Options
	// contains filtered or unexported fields
}

Output is the output of the metadata and buffers

func NewOutput 

func NewOutput(metadatas *map[string]map[string]any,
	buffers *map[types.ObjectID]client.Blob,
	clusterInfo *map[string]any) *Output

func (*Output) Filter 

func (o *Output) Filter() *Output

Filter will filter the signature object

func (*Output) Format 

func (o *Output) Format()

func (*Output) Print 

func (o *Output) Print()

func (*Output) SetFormat 

func (o *Output) SetFormat(format string) *Output

func (*Output) SortBy 

func (o *Output) SortBy() *Output

Sort will sort the output by the specified field

func (*Output) SortedKey 

func (o *Output) SortedKey(key string) *Output

func (*Output) WithFilter 

func (o *Output) WithFilter(filter bool) *Output

type WebhookCertificate 

type WebhookCertificate struct {
	Cert *x509.Certificate
	Key  *rsa.PrivateKey
}

WebhookCertificate contains the certificate and key of webhook server

func NewWebhookCertificate 

func NewWebhookCertificate(commonName string, organizations []string, ca *CertificateAuthority, dnsName string) (*WebhookCertificate, error)

NewWebhookCertificate create a new certificate for webhook server

Source Files

View all Source files

Directories

Path Synopsis
* Copyright 2020-2023 Alibaba Group Holding Limited.
 * Copyright 2020-2023 Alibaba Group Holding Limited.

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