util

package
v1.4.0 Latest Latest
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 Go to latest Published: Dec 29, 2022 License: Apache-2.0 Imports: 35 Imported by: 0

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Index

Constants

This section is empty.

Variables

This section is empty.

Functions

func BytesToString added in v1.4.0 

func BytesToString(b []byte) string

func CheckAllKeysExistInSecret 

func CheckAllKeysExistInSecret(secret *corev1.Secret, keys ...string) (string, bool)

CheckAllKeysExistInSecret check if all keys are included in the specific secret return the not-exist keys join by ","

func GenStorageArgsForFlag added in v1.4.0 

func GenStorageArgsForFlag(provider v1alpha1.StorageProvider, flag string) ([]string, error)

genStorageArgs returns the arg for --flag option and the remote/local path for br, default flag is storage. TODO: add unit test

func GenerateStorageCertEnv 

func GenerateStorageCertEnv(ns string, useKMS bool, provider v1alpha1.StorageProvider, secretLister corelisterv1.SecretLister) ([]corev1.EnvVar, string, error)

GenerateStorageCertEnv generate the env info in order to access backend backup storage

func GenerateTidbPasswordEnv 

func GenerateTidbPasswordEnv(ns, tcName, tidbSecretName string, useKMS bool, secretLister corelisterv1.SecretLister) ([]corev1.EnvVar, string, error)

GenerateTidbPasswordEnv generate the password EnvVar

func GetBackupBucketName 

func GetBackupBucketName(backup *v1alpha1.Backup) (string, string, error)

GetBackupBucketName return the bucket name for remote storage

func GetBackupDataPath 

func GetBackupDataPath(provider v1alpha1.StorageProvider) (string, string, error)

GetBackupDataPath return the full path of backup data

func GetBackupPrefixName 

func GetBackupPrefixName(backup *v1alpha1.Backup) (string, string, error)

GetBackupPrefixName return the prefix for remote storage

func GetOptions added in v1.4.0 

func GetOptions(provider v1alpha1.StorageProvider) []string

GetOptions gets the rclone options

func GetStoragePath added in v1.4.0 

func GetStoragePath(privoder v1alpha1.StorageProvider) (string, error)

GetStorageRestorePath generate the path of a specific storage from Restore

func GetStorageType 

func GetStorageType(provider v1alpha1.StorageProvider) v1alpha1.BackupStorageType

GetStorageType return the backup storage type according to the specified StorageProvider

func ParseImage 

func ParseImage(image string) (string, string)

ParseImage returns the image name and the tag from the input image string

func StringToBytes added in v1.4.0 

func StringToBytes(s string) []byte

func ValidateBackup 

func ValidateBackup(backup *v1alpha1.Backup, tikvImage string) error

ValidateBackup validates backup sepc

func ValidateRestore 

func ValidateRestore(restore *v1alpha1.Restore, tikvImage string) error

ValidateRestore checks whether a restore spec is valid.

Types

type BatchDeleteObjectsResult added in v1.4.0 

type BatchDeleteObjectsResult struct {
	Deleted []string
	Errors  []ObjectError
}

func BatchDeleteObjectsConcurrently added in v1.4.0 

func BatchDeleteObjectsConcurrently(ctx context.Context, bucket *blob.Bucket, objs []*blob.ListObject, concurrency int) *BatchDeleteObjectsResult

BatchDeleteObjectsConcurrently delete objects by multiple goroutine concurrently

func BatchDeleteObjectsOfS3 added in v1.4.0 

func BatchDeleteObjectsOfS3(ctx context.Context, s3cli s3iface.S3API, objs []*blob.ListObject, bucket string, prefix string, concurrency int) *BatchDeleteObjectsResult

BatchDeleteObjectsOfS3 delete objects by batch delete api

type MockDriver added in v1.4.0 

type MockDriver struct {
	driver.Bucket

	Type v1alpha1.BackupStorageType
	// contains filtered or unexported fields
}

MockDriver implement driver.Bucket

func (*MockDriver) As added in v1.4.0 

func (d *MockDriver) As(i interface{}) bool

func (*MockDriver) Delete added in v1.4.0 

func (d *MockDriver) Delete(_ context.Context, key string) error

func (*MockDriver) ErrorCode added in v1.4.0 

func (d *MockDriver) ErrorCode(err error) gcerrors.ErrorCode

func (*MockDriver) ListPaged added in v1.4.0 

func (d *MockDriver) ListPaged(ctx context.Context, opts *driver.ListOptions) (*driver.ListPage, error)

func (*MockDriver) SetDelete added in v1.4.0 

func (d *MockDriver) SetDelete(fn func(key string) error)

func (*MockDriver) SetListPaged added in v1.4.0 

func (d *MockDriver) SetListPaged(objs []*driver.ListObject, rerr error)

type ObjectError added in v1.4.0 

type ObjectError struct {
	Key string
	Err error
}

type PageIterator added in v1.4.0 

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

PageIterator iterates a page of objects via 'ListIterator'

func (*PageIterator) Next added in v1.4.0 

func (i *PageIterator) Next(ctx context.Context, pageSize int) ([]*blob.ListObject, error)

Next list a page of objects

If err == io.EOF, all objects of bucket have been read. If err == nil, a page of objects have been read. Otherwise, err occurs and return objects have been read.

TODO: use blob.ListPage after upgrade gocloud.dev denpendency to 0.21

type StorageBackend added in v1.4.0 

type StorageBackend struct {
	*blob.Bucket
	// contains filtered or unexported fields
}

StorageBackend provide a generic storage backend

func NewStorageBackend added in v1.4.0 

func NewStorageBackend(provider v1alpha1.StorageProvider, cred *StorageCredential) (*StorageBackend, error)

NewStorageBackend creates new storage backend, now supports S3/GCS/Azblob/Local function called by both controller and backup/restore, since BR already has env config in BR pod, cred can be nil.

func (*StorageBackend) AsGCS added in v1.4.0 

func (b *StorageBackend) AsGCS() (*storage.Client, bool)

func (*StorageBackend) AsS3 added in v1.4.0 

func (b *StorageBackend) AsS3() (*s3.S3, bool)

func (*StorageBackend) BatchDeleteObjects added in v1.4.0 

func (b *StorageBackend) BatchDeleteObjects(ctx context.Context, objs []*blob.ListObject, opt v1alpha1.BatchDeleteOption) *BatchDeleteObjectsResult

BatchDeleteObjects delete mutli objects

Depending on storage type, it use function 'BatchDeleteObjectsOfS3' or 'BatchDeleteObjectsConcurrently'

func (*StorageBackend) GetBucket added in v1.4.0 

func (b *StorageBackend) GetBucket() string

GetBucket return bucket name

If provider is S3/GCS/Azblob, return bucket. Otherwise return empty string

func (*StorageBackend) GetPrefix added in v1.4.0 

func (b *StorageBackend) GetPrefix() string

GetPrefix return prefix

func (*StorageBackend) ListPage added in v1.4.0 

func (b *StorageBackend) ListPage(opts *blob.ListOptions) *PageIterator

func (*StorageBackend) StorageType added in v1.4.0 

func (b *StorageBackend) StorageType() v1alpha1.BackupStorageType

type StorageCredential added in v1.4.0 

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

func GetStorageCredential added in v1.4.0 

func GetStorageCredential(ns string, provider v1alpha1.StorageProvider, secretLister corelisterv1.SecretLister) *StorageCredential

Source Files

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