orm

package
v0.0.0-...-3f1ab7e Latest Latest
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 Go to latest Published: Dec 24, 2024 License: Apache-2.0 Imports: 23 Imported by: 0

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Constants

View Source 
const (
	DefaultFrameMetaEndpoints = "127.0.0.1:3336"
	DefaultFrameMetaUser      = "root"
	DefaultFrameMetaPassword  = ""
)

TODO: split the config file

Variables

This section is empty.

Functions

func InitAllFrameworkModels 

func InitAllFrameworkModels(ctx context.Context, cc metaModel.ClientConn) error

InitAllFrameworkModels will create all framework-related tables in SQL backend NOT thread-safe. TODO: What happen if we upgrade the definition of model when rolling update? TODO: need test: change column definition/add column/drop column?

func InitEpochModel 

func InitEpochModel(ctx context.Context, cc metaModel.ClientConn) error

InitEpochModel creates the backend logic epoch table if not exists Only use for business meta currently NOT thread-safe

func IsDuplicateEntryError 

func IsDuplicateEntryError(err error) bool

IsDuplicateEntryError checks whether error contains DuplicateEntry(MySQL) error or UNIQUE constraint failed(SQLite) error underlying.

func IsNotFoundError 

func IsNotFoundError(err error) bool

IsNotFoundError checks whether the error is ErrMetaEntryNotFound TODO: refine me, need wrap error for api

func NewGormDB 

func NewGormDB(sqlDB *sql.DB, storeType metaModel.StoreType) (*gorm.DB, error)

NewGormDB news a gorm.DB

func NewOrmLogger 

func NewOrmLogger(lg *zap.Logger, opts ...optionFunc) logger.Interface

NewOrmLogger returns a logger which implements logger.Interface

func WithIgnoreTraceRecordNotFoundErr 

func WithIgnoreTraceRecordNotFoundErr() optionFunc

WithIgnoreTraceRecordNotFoundErr sets if ignore 'record not found' error for trace

func WithSlowThreshold 

func WithSlowThreshold(thres time.Duration) optionFunc

WithSlowThreshold sets the slow log threshold for gorm log

Types

type Client 

type Client interface {
	metaModel.Client
	// ProjectClient is the interface to operate project.
	ProjectClient
	// ProjectOperationClient is the client to operate project operation.
	ProjectOperationClient
	// JobClient is the interface to operate job info.
	JobClient
	// WorkerClient is the client to operate worker info.
	WorkerClient
	// ResourceClient is the interface to operate resource.
	ResourceClient
	// JobOpClient is the client to operate job operation.
	JobOpClient
	// ExecutorClient is the client to operate executor info.
	ExecutorClient
}

Client defines an interface that has the ability to manage every kind of logic abstraction in metastore, including project, project op, job, worker and resource

func NewClient 

func NewClient(cc metaModel.ClientConn) (Client, error)

NewClient return the client to operate framework metastore

func NewMockClient 

func NewMockClient() (Client, error)

NewMockClient creates a mock orm client

type DBConfig 

type DBConfig struct {
	ReadTimeout     string
	WriteTimeout    string
	DialTimeout     string
	ConnMaxIdleTime time.Duration
	ConnMaxLifeTime time.Duration
	MaxIdleConns    int
	MaxOpenConns    int
}

DBConfig defines some configuration used in database connection refer to: https://pkg.go.dev/database/sql#SetConnMaxIdleTime

func NewDefaultDBConfig 

func NewDefaultDBConfig() DBConfig

NewDefaultDBConfig creates a default DBConfig

type ExecutorClient 

type ExecutorClient interface {
	CreateExecutor(ctx context.Context, executor *model.Executor) error
	UpdateExecutor(ctx context.Context, executor *model.Executor) error
	DeleteExecutor(ctx context.Context, executorID engineModel.ExecutorID) error
	QueryExecutors(ctx context.Context) ([]*model.Executor, error)
}

ExecutorClient defines interface that manages executor information in metastore.

type JobClient 

type JobClient interface {
	InsertJob(ctx context.Context, job *frameModel.MasterMeta) error
	UpsertJob(ctx context.Context, job *frameModel.MasterMeta) error
	UpdateJob(ctx context.Context, jobID string, values model.KeyValueMap) error
	DeleteJob(ctx context.Context, jobID string) (Result, error)

	GetJobByID(ctx context.Context, jobID string) (*frameModel.MasterMeta, error)
	QueryJobs(ctx context.Context) ([]*frameModel.MasterMeta, error)
	QueryJobsByProjectID(ctx context.Context, projectID string) ([]*frameModel.MasterMeta, error)
	QueryJobsByState(ctx context.Context, jobID string, state int) ([]*frameModel.MasterMeta, error)
}

JobClient defines interface that manages job in metastore

type JobOpClient 

type JobOpClient interface {
	SetJobNoop(ctx context.Context, jobID string) (Result, error)
	SetJobCanceling(ctx context.Context, JobID string) (Result, error)
	SetJobCanceled(ctx context.Context, jobID string) (Result, error)
	QueryJobOp(ctx context.Context, jobID string) (*model.JobOp, error)
	QueryJobOpsByStatus(ctx context.Context, op model.JobOpStatus) ([]*model.JobOp, error)
}

JobOpClient defines interface that operates job status (upper logic oriented)

type ProjectClient 

type ProjectClient interface {
	CreateProject(ctx context.Context, project *model.ProjectInfo) error
	DeleteProject(ctx context.Context, projectID string) error
	QueryProjects(ctx context.Context) ([]*model.ProjectInfo, error)
	GetProjectByID(ctx context.Context, projectID string) (*model.ProjectInfo, error)
}

ProjectClient defines interface that manages project in metastore

type ProjectOperationClient 

type ProjectOperationClient interface {
	CreateProjectOperation(ctx context.Context, op *model.ProjectOperation) error
	QueryProjectOperations(ctx context.Context, projectID string) ([]*model.ProjectOperation, error)
	QueryProjectOperationsByTimeRange(ctx context.Context, projectID string, tr TimeRange) ([]*model.ProjectOperation, error)
}

ProjectOperationClient defines interface that manages project operation in metastore TODO: support pagination and cursor here support `order by time desc limit N`

type ResourceClient 

type ResourceClient interface {
	CreateResource(ctx context.Context, resource *ResourceMeta) error
	UpsertResource(ctx context.Context, resource *ResourceMeta) error
	UpdateResource(ctx context.Context, resource *ResourceMeta) error

	GetResourceByID(ctx context.Context, resourceKey ResourceKey) (*ResourceMeta, error)
	QueryResources(ctx context.Context) ([]*ResourceMeta, error)
	QueryResourcesByJobID(ctx context.Context, jobID string) ([]*ResourceMeta, error)
	QueryResourcesByExecutorIDs(ctx context.Context,
		executorID ...engineModel.ExecutorID) ([]*ResourceMeta, error)

	SetGCPendingByJobs(ctx context.Context, jobIDs ...engineModel.JobID) error
	GetOneResourceForGC(ctx context.Context) (*ResourceMeta, error)

	DeleteResource(ctx context.Context, resourceKey ResourceKey) (Result, error)
	DeleteResourcesByTypeAndExecutorIDs(ctx context.Context,
		resType resModel.ResourceType, executorID ...engineModel.ExecutorID) (Result, error)
}

ResourceClient defines interface that manages resource in metastore

type ResourceKey 

type ResourceKey = resModel.ResourceKey

ResourceKey is the alias of resModel.ResourceKey

type ResourceMeta 

type ResourceMeta = resModel.ResourceMeta

ResourceMeta is the alias of resModel.ResourceMeta

type Result 

type Result interface {
	RowsAffected() int64
}

Result defines a query result interface

type TimeRange 

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

TimeRange defines a time range with [start, end] time

type WorkerClient 

type WorkerClient interface {
	UpsertWorker(ctx context.Context, worker *frameModel.WorkerStatus) error
	UpdateWorker(ctx context.Context, worker *frameModel.WorkerStatus) error
	DeleteWorker(ctx context.Context, masterID string, workerID string) (Result, error)
	GetWorkerByID(ctx context.Context, masterID string, workerID string) (*frameModel.WorkerStatus, error)
	QueryWorkersByMasterID(ctx context.Context, masterID string) ([]*frameModel.WorkerStatus, error)
	QueryWorkersByState(ctx context.Context, masterID string, state int) ([]*frameModel.WorkerStatus, error)
}

WorkerClient defines interface that manages worker in metastore

Source Files

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Directories

Path Synopsis
Package mock is a generated GoMock package.
 Package mock is a generated GoMock package.

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