mometric

package
v1.2.3-hotfix-20240916 Latest Latest
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 Go to latest Published: Sep 14, 2024 License: Apache-2.0 Imports: 36 Imported by: 0

Documentation

Index

Constants

View Source 
const (
	LoggerName              = "MetricTask"
	LoggerNameMetricStorage = "MetricStorageUsage"

	StorageUsageCronTask     = "StorageUsage"
	StorageUsageTaskCronExpr = ExprEvery05Min

	ExprEvery05Min = "0 */1 * * * *"
	ParamSeparator = " "
)
View Source 
const (
	ShowAllAccountSQL = "SHOW ACCOUNTS;"
	ShowAccountSQL    = "SHOW ACCOUNTS like %q;"
	ColumnAccountName = "account_name" // result column in `show accounts`, or column in table mo_catalog.mo_account
	ColumnSize        = "size"         // result column in `show accounts`, or column in table mo_catalog.mo_account
	ColumnCreatedTime = "created_time" // column in table mo_catalog.mo_account
	ColumnStatus      = "status"       // column in table mo_catalog.mo_account
	ColumnObjectCount = "object_count"
)
View Source 
const (
	MetricDBConst    = metric.MetricDBConst
	SqlCreateDBConst = "create database if not exists " + MetricDBConst
	SqlDropDBConst   = "drop database if exists " + MetricDBConst
	ALL_IN_ONE_MODE  = "monolithic"
)
View Source 
const CHAN_CAPACITY = 10000
View Source 
const LaunchMode = "ALL"

Variables

View Source 
var SingleMetricTable = &table.Table{
	Account:          table.AccountSys,
	Database:         MetricDBConst,
	Table:            `metric`,
	Columns:          []table.Column{metricNameColumn, metricCollectTimeColumn, metricValueColumn, metricNodeColumn, metricRoleColumn, metricAccountColumn, metricTypeColumn},
	PrimaryKeyColumn: []table.Column{},
	ClusterBy:        []table.Column{metricCollectTimeColumn, metricNameColumn, metricAccountColumn},
	Engine:           table.NormalTableEngine,
	Comment:          `metric data` + catalog.MO_COMMENT_NO_DEL_HINT,
	PathBuilder:      table.NewAccountDatePathBuilder(),
	AccountColumn:    &metricAccountColumn,

	TimestampColumn: &metricCollectTimeColumn,

	SupportUserAccess: true,

	SupportConstAccess: true,
}
View Source 
var SqlStatementCUTable = &table.Table{
	Account:          table.AccountSys,
	Database:         MetricDBConst,
	Table:            catalog.MO_SQL_STMT_CU,
	Columns:          []table.Column{metricAccountColumn, metricCollectTimeColumn, metricValueColumn, metricNodeColumn, metricRoleColumn, sqlSourceTypeColumn},
	PrimaryKeyColumn: []table.Column{},
	ClusterBy:        []table.Column{metricAccountColumn, metricCollectTimeColumn},
	Engine:           table.NormalTableEngine,
	Comment:          `sql_statement_cu metric data`,
	PathBuilder:      table.NewAccountDatePathBuilder(),
	AccountColumn:    &metricAccountColumn,

	TimestampColumn: &metricCollectTimeColumn,

	SupportUserAccess: true,

	SupportConstAccess: true,
}

Functions

func CalculateStorageUsage added in v1.0.0 

func CalculateStorageUsage(ctx context.Context, sqlExecutor func() ie.InternalExecutor) (err error)

func CreateCronTask added in v1.0.0 

func CreateCronTask(ctx context.Context, executorID task.TaskCode, taskService taskservice.TaskService) error

CreateCronTask should init once in/with schema-init.

func GetAllTables deprecated added in v1.0.0 

func GetAllTables() []*table.Table

GetAllTables

Deprecated: use table.GetAllTables() instead.

func GetMetricStorageUsageExecutor added in v1.0.0 

func GetMetricStorageUsageExecutor(sqlExecutor func() ie.InternalExecutor) func(ctx context.Context, task task.Task) error

GetMetricStorageUsageExecutor collect metric server_storage_usage

func GetMetricViewWithLabels 

func GetMetricViewWithLabels(ctx context.Context, tbl string, lbls []string) *table.View

func GetSchemaForAccount 

func GetSchemaForAccount(ctx context.Context, account string) []string

GetSchemaForAccount return account's table, and view's schema

func GetStorageUsageCheckNewInterval added in v1.0.0 

func GetStorageUsageCheckNewInterval() time.Duration

func GetUpdateStorageUsageInterval added in v1.0.0 

func GetUpdateStorageUsageInterval() time.Duration

func InitMetric 

func InitMetric(ctx context.Context, ieFactory func() ie.InternalExecutor, SV *config.ObservabilityParameters, nodeUUID, role string, opts ...InitOption) (act bool)

func InitSchema 

func InitSchema(ctx context.Context, txn executor.TxnExecutor) error

func IsEnable added in v1.0.0 

func IsEnable() bool

func NewMetricView 

func NewMetricView(tbl string, opts ...table.ViewOption) *table.View

func NewMetricViewWithLabels 

func NewMetricViewWithLabels(ctx context.Context, tbl string, lbls []string) *table.View

func SetStorageUsageCheckNewInterval added in v1.0.0 

func SetStorageUsageCheckNewInterval(interval time.Duration)

func SetUpdateStorageUsageInterval added in v1.0.0 

func SetUpdateStorageUsageInterval(interval time.Duration)

func StopMetricSync 

func StopMetricSync()

func TaskMetadata added in v1.0.0 

func TaskMetadata(jobName string, id task.TaskCode, args ...string) task.TaskMetadata

TaskMetadata handle args like: "{db_tbl_name} [date, default: today]"

Types

type CtxServiceType added in v1.0.0 

type CtxServiceType string
const ServiceTypeKey CtxServiceType = "ServiceTypeKey"

type ExporterOption added in v1.0.0 

type ExporterOption func(*metricExporter)

func WithGatherInterval added in v1.0.0 

func WithGatherInterval(interval time.Duration) ExporterOption

type InitOption 

type InitOption func(*InitOptions)

func WithFrontendServerStarted added in v1.2.1 

func WithFrontendServerStarted(f func() bool) InitOption

func WithInitAction deprecated 

func WithInitAction(init bool) InitOption

Deprecated: Use InitSchema instead.

func WithInternalGatherInterval added in v1.0.0 

func WithInternalGatherInterval(interval time.Duration) InitOption

func WithWriterFactory 

func WithWriterFactory(factory table.WriterFactory) InitOption

func (InitOption) ApplyTo 

func (f InitOption) ApplyTo(opts *InitOptions)

type InitOptions 

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

type MetricCollector 

type MetricCollector interface {
	SendMetrics(context.Context, []*pb.MetricFamily) error
	Start(context.Context) bool
	Stop(graceful bool) (<-chan struct{}, bool)
}

type StatsLogWriter 

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

func (*StatsLogWriter) Start 

func (e *StatsLogWriter) Start(inputCtx context.Context) bool

func (*StatsLogWriter) Stop 

func (e *StatsLogWriter) Stop(_ bool) (<-chan struct{}, bool)

type WithFlushInterval 

type WithFlushInterval time.Duration

func (WithFlushInterval) ApplyTo 

func (x WithFlushInterval) ApplyTo(o *collectorOpts)

type WithMetricThreshold 

type WithMetricThreshold int

func (WithMetricThreshold) ApplyTo 

func (x WithMetricThreshold) ApplyTo(o *collectorOpts)

type WithSampleThreshold 

type WithSampleThreshold int

func (WithSampleThreshold) ApplyTo 

func (x WithSampleThreshold) ApplyTo(o *collectorOpts)

type WithSqlWorkerNum 

type WithSqlWorkerNum int

func (WithSqlWorkerNum) ApplyTo 

func (x WithSqlWorkerNum) ApplyTo(o *collectorOpts)

Source Files

View all Source files

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