sling

package
v1.0.54 Latest Latest
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 Go to latest Published: Nov 3, 2023 License: GPL-3.0 Imports: 38 Imported by: 1

Documentation

Index

Constants

This section is empty.

Variables

View Source 
var AllowedProps = map[string]string{
	"sheet": "Provided for Excel source files. Default is first sheet",
	"range": "Optional for Excel source file. Default is largest table range",
}

AllowedProps allowed properties

View Source 
var ShowProgress = true
View Source 
var SourceAPIOptionsDefault = SourceOptions{
	EmptyAsNull:    g.Bool(true),
	NullIf:         g.String("NULL"),
	DatetimeFormat: "AUTO",
	MaxDecimals:    g.Int(9),
}
View Source 
var SourceDBOptionsDefault = SourceOptions{
	EmptyAsNull:    g.Bool(true),
	NullIf:         g.String("NULL"),
	DatetimeFormat: "AUTO",
	MaxDecimals:    g.Int(9),
}
View Source 
var SourceFileOptionsDefault = SourceOptions{
	TrimSpace:      g.Bool(false),
	EmptyAsNull:    g.Bool(true),
	Header:         g.Bool(true),
	Flatten:        g.Bool(false),
	Compression:    iop.CompressorTypePtr(iop.AutoCompressorType),
	NullIf:         g.String("NULL"),
	DatetimeFormat: "AUTO",
	SkipBlankLines: g.Bool(false),
	Delimiter:      ",",
	MaxDecimals:    g.Int(9),
}
View Source 
var TargetAPIOptionsDefault = TargetOptions{
	FileMaxRows: lo.Ternary(
		os.Getenv("FILE_MAX_ROWS") != "",
		cast.ToInt64(os.Getenv("FILE_MAX_ROWS")),
		0,
	),
	UseBulk:        g.Bool(true),
	AddNewColumns:  g.Bool(true),
	DatetimeFormat: "auto",
	MaxDecimals:    g.Int(-1),
}
View Source 
var TargetDBOptionsDefault = TargetOptions{
	FileMaxRows: lo.Ternary(
		os.Getenv("FILE_MAX_ROWS") != "",
		cast.ToInt64(os.Getenv("FILE_MAX_ROWS")),
		0,
	),
	UseBulk:        g.Bool(true),
	AddNewColumns:  g.Bool(true),
	DatetimeFormat: "auto",
	MaxDecimals:    g.Int(-1),
	ColumnCasing:   (*ColumnCasing)(g.String(string(SourceColumnCasing))),
}
View Source 
var TargetFileOptionsDefault = TargetOptions{
	Header: g.Bool(true),
	Compression: lo.Ternary(
		os.Getenv("COMPRESSION") != "",
		iop.CompressorTypePtr(iop.CompressorType(os.Getenv("COMPRESSION"))),
		iop.CompressorTypePtr(iop.AutoCompressorType),
	),
	Concurrency: lo.Ternary(
		os.Getenv("CONCURRENCY") != "",
		cast.ToInt(os.Getenv("CONCURRENCY")),
		runtime.NumCPU(),
	),
	FileMaxRows: lo.Ternary(
		os.Getenv("FILE_MAX_ROWS") != "",
		cast.ToInt64(os.Getenv("FILE_MAX_ROWS")),
		0,
	),
	FileMaxBytes: lo.Ternary(
		os.Getenv("FILE_MAX_BYTES") != "",
		cast.ToInt64(os.Getenv("FILE_MAX_BYTES")),
		0,
	),
	Format:         filesys.FileTypeCsv,
	UseBulk:        g.Bool(true),
	AddNewColumns:  g.Bool(true),
	DatetimeFormat: "auto",
	Delimiter:      ",",
	MaxDecimals:    g.Int(-1),
	ColumnCasing:   (*ColumnCasing)(g.String(string(SourceColumnCasing))),
}

Functions

func ClientDelete 

func ClientDelete(serverURL string, route RouteName, m map[string]interface{}, headers map[string]string) (respStr string, err error)

ClientDelete sends a DELETE request

func ClientGet 

func ClientGet(serverURL string, route RouteName, m map[string]interface{}, headers map[string]string) (respStr string, err error)

ClientGet sends a GET request

func ClientOptions 

func ClientOptions(serverURL string, route RouteName, m map[string]interface{}, headers map[string]string) (respStr string, err error)

ClientOptions sends a HEAD request

func ClientPatch 

func ClientPatch(serverURL string, route RouteName, m map[string]interface{}, headers map[string]string) (respStr string, err error)

ClientPatch sends a PATCH request

func ClientPost 

func ClientPost(serverURL string, route RouteName, m map[string]interface{}, headers map[string]string) (respStr string, err error)

ClientPost sends a POST request

func ClientPut 

func ClientPut(serverURL string, route RouteName, m map[string]interface{}, headers map[string]string) (respStr string, err error)

ClientPut sends a PUT request

func Decode added in v1.0.31 

func Decode(sp *iop.StreamProcessor, decoder *encoding.Decoder, val string) (string, error)

func GetJWTFromKey 

func GetJWTFromKey(masterServerURL, key string) (string, error)

GetJWTFromKey logs in and returns the JWT based on the provided key

func LoadProject 

func LoadProject(path string)

func ParseUUID added in v1.0.31 

func ParseUUID(sp *iop.StreamProcessor, val string) (string, error)

func SetStreamDefaults added in v0.86.36 

func SetStreamDefaults(stream *ReplicationStreamConfig, replicationCfg ReplicationConfig)

func Sling 

func Sling(cfg *Config) (err error)

Sling accepts a configuration and runs an Extract-Load task

Types

type ColumnCasing added in v1.0.50 

type ColumnCasing string

ColumnCasing is the casing method to use 

const (
	SourceColumnCasing ColumnCasing = "source" // keeps source column name casing. The default.
	TargetColumnCasing ColumnCasing = "target" // converts casing according to target database. Lower-case for files.
	SnakeColumnCasing  ColumnCasing = "snake"  // converts snake casing according to target database. Lower-case for files.
)

type Config 

type Config struct {
	Source  Source            `json:"source,omitempty" yaml:"source,omitempty"`
	Target  Target            `json:"target" yaml:"target"`
	Mode    Mode              `json:"mode,omitempty" yaml:"mode,omitempty"`
	Options ConfigOptions     `json:"options,omitempty" yaml:"options,omitempty"`
	Env     map[string]string `json:"env,omitempty" yaml:"env,omitempty"`

	SrcConn         connection.Connection `json:"_src_conn,omitempty" yaml:"_src_conn,omitempty"`
	TgtConn         connection.Connection `json:"_tgt_conn,omitempty" yaml:"_tgt_conn,omitempty"`
	Prepared        bool                  `json:"_prepared,omitempty" yaml:"_prepared,omitempty"`
	IncrementalVal  string                `json:"-" yaml:"-"`
	ReplicationMode bool                  `json:"-" yaml:"-"`

	MetadataLoadedAt  bool `json:"-" yaml:"-"`
	MetadataStreamURL bool `json:"-" yaml:"-"`
}

Config is the new config struct

func NewConfig 

func NewConfig(cfgStr string) (cfg *Config, err error)

NewConfig return a config object from a YAML / JSON string

func (*Config) DetermineType added in v0.84.9 

func (cfg *Config) DetermineType() (Type JobType, err error)

func (*Config) FormatTargetObjectName added in v0.85.54 

func (cfg *Config) FormatTargetObjectName() (err error)

func (*Config) GetFormatMap added in v1.0.31 

func (cfg *Config) GetFormatMap() (m map[string]any, err error)

GetFormatMap returns a map to format a string with provided with variables

func (*Config) Marshal 

func (cfg *Config) Marshal() (cfgBytes []byte, err error)

Marshal marshals into JSON

func (*Config) Prepare 

func (cfg *Config) Prepare() (err error)

Prepare prepares the config

func (*Config) Scan 

func (cfg *Config) Scan(value interface{}) error

Scan scan value into Jsonb, implements sql.Scanner interface

func (*Config) SetDefault 

func (cfg *Config) SetDefault()

SetDefault sets default options

func (*Config) Unmarshal 

func (cfg *Config) Unmarshal(cfgStr string) error

Unmarshal parse a configuration file path or config text

func (Config) Value 

func (cfg Config) Value() (driver.Value, error)

Value return json value, implement driver.Valuer interface

type ConfigOptions 

type ConfigOptions struct {
	Debug  bool `json:"debug,omitempty" yaml:"debug,omitempty"`
	StdIn  bool `json:"-"`                                        // whether stdin is passed
	StdOut bool `json:"stdout,omitempty" yaml:"stdout,omitempty"` // whether to output to stdout
}

ConfigOptions are configuration options

type ExecStatus 

type ExecStatus string

ExecStatus is the status of an execution 

const (
	// ExecStatusCreated = created
	ExecStatusCreated ExecStatus = "created"
	// ExecStatusQueued = queued
	ExecStatusQueued ExecStatus = "queued"
	// ExecStatusStarted = started
	ExecStatusStarted ExecStatus = "started"
	// ExecStatusRunning = running
	ExecStatusRunning ExecStatus = "running"
	// ExecStatusSuccess = success
	ExecStatusSuccess ExecStatus = "success"
	// ExecStatusTerminated = terminated
	ExecStatusTerminated ExecStatus = "terminated"
	// ExecStatusInterrupted = interrupted
	ExecStatusInterrupted ExecStatus = "interrupted"
	// ExecStatusTimedOut = timed-out (when no heartbeat sent for 30 sec)
	ExecStatusTimedOut ExecStatus = "timed-out"
	// ExecStatusError = error
	ExecStatusError ExecStatus = "error"
	// ExecStatusSkipped = skipped
	ExecStatusSkipped ExecStatus = "skipped"
	// ExecStatusStalled = stalled (when still heartbeating, but rows are unchanged for a while)
	ExecStatusStalled ExecStatus = "stalled"
)

func (ExecStatus) IsFailure 

func (s ExecStatus) IsFailure() bool

IsFailure returns true if an execution is failed

func (ExecStatus) IsFinished 

func (s ExecStatus) IsFinished() bool

IsFinished returns true if an execution is finished

func (ExecStatus) IsRunning 

func (s ExecStatus) IsRunning() bool

IsRunning returns true if an execution is running

func (ExecStatus) IsSuccess 

func (s ExecStatus) IsSuccess() bool

IsSuccess returns true if an execution is successful

type ExecutionStatus 

type ExecutionStatus struct {
	JobID       int        `json:"job_id,omitempty"`
	ExecID      int64      `json:"exec_id,omitempty"`
	Status      ExecStatus `json:"status,omitempty"`
	Text        string     `json:"text,omitempty"`
	Rows        uint64     `json:"rows,omitempty"`
	Bytes       uint64     `json:"bytes,omitempty"`
	Percent     int        `json:"percent,omitempty"`
	Stalled     bool       `json:"stalled,omitempty"`
	Duration    *int       `json:"duration,omitempty"`
	AvgDuration int        `json:"avg_duration,omitempty"`
}

ExecutionStatus is an execution status object

type JobType 

type JobType string

JobType is an enum type for jobs 

const APIToDb JobType = "api-db"

APIToDb is from api to db 

const APIToFile JobType = "api-file"

APIToFile is from api to file 

const ConnTest JobType = "conn-test"

ConnTest is for a connection test 

const DbSQL JobType = "db-sql"

DbSQL is for a db sql query 

const DbToDb JobType = "db-db"

DbToDb is from db to db 

const DbToFile JobType = "db-file"

DbToFile is from db to file 

const FileToDB JobType = "file-db"

FileToDB is from db to db 

const FileToFile JobType = "file-file"

FileToFile is from file to file

type Mode 

type Mode string

Mode is a load mode 

const (
	// TruncateMode is to truncate
	TruncateMode Mode = "truncate"
	// FullRefreshMode is to drop
	FullRefreshMode Mode = "full-refresh"
	// IncrementalMode is to incremental
	IncrementalMode Mode = "incremental"
	// SnapshotMode is to snapshot
	SnapshotMode Mode = "snapshot"
)

type NotificationConfig 

type NotificationConfig struct {
	Name        string   `json:"name"`
	Emails      []string `json:"emails"`
	Slack       bool     `json:"slack"`
	MsTeams     bool     `json:"msteams"`
	WebhookURLs []string `json:"webhook_urls"` // urls
	OnSuccess   bool     `json:"on_success"`
	OnFailure   bool     `json:"on_failure"`
	OnLinger    bool     `json:"on_linger"`
	OnEmpty     bool     `json:"on_empty"`
}

type ProgressBar 

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

func NewPBar 

func NewPBar(d time.Duration) *ProgressBar

NewPBar creates a new progress bar

func (*ProgressBar) Finish 

func (pb *ProgressBar) Finish()

func (*ProgressBar) SetStatus 

func (pb *ProgressBar) SetStatus(status string)

SetStatus sets the progress bar status

func (*ProgressBar) Start 

func (pb *ProgressBar) Start()

type Project 

type Project struct {
	Config      ProjectConfig
	TaskConfigs map[string]Config
}

type ProjectConfig 

type ProjectConfig struct {
	Project          string                        `json:"project" yaml:"project"`
	TaskPaths        []string                      `json:"task-paths" yaml:"task-paths"`
	Defaults         map[string]interface{}        `json:"defaults" yaml:"defaults"`
	NotificationTags map[string]NotificationConfig `json:"notification_tags" yaml:"notification_tags"`
}

type ReplicationConfig added in v0.86.36 

type ReplicationConfig struct {
	Source   string                              `json:"source,omitempty" yaml:"source,omitempty"`
	Target   string                              `json:"target,omitempty" yaml:"target,omitempty"`
	Defaults ReplicationStreamConfig             `json:"defaults,omitempty" yaml:"defaults,omitempty"`
	Streams  map[string]*ReplicationStreamConfig `json:"streams,omitempty" yaml:"streams,omitempty"`
	Env      map[string]any                      `json:"env,omitempty" yaml:"env,omitempty"`
	// contains filtered or unexported fields
}

func LoadReplicationConfig added in v0.87.17 

func LoadReplicationConfig(cfgPath string) (config ReplicationConfig, err error)

func UnmarshalReplication added in v0.86.39 

func UnmarshalReplication(replicYAML string) (config ReplicationConfig, err error)

UnmarshalReplication converts a yaml file to a replication

func (*ReplicationConfig) ProcessWildcards added in v0.87.18 

func (rd *ReplicationConfig) ProcessWildcards() (err error)

ProcessWildcards process the streams using wildcards such as `my_schema.*` or `my_schema.my_prefix_*` or `my_schema.*_my_suffix`

func (*ReplicationConfig) Scan added in v0.86.36 

func (rd *ReplicationConfig) Scan(value interface{}) error

Scan scan value into Jsonb, implements sql.Scanner interface

func (ReplicationConfig) StreamsOrdered added in v1.0.6 

func (rd ReplicationConfig) StreamsOrdered() []string

StreamsOrdered returns the stream names as ordered in the YAML file

func (ReplicationConfig) Value added in v0.86.36 

func (rd ReplicationConfig) Value() (driver.Value, error)

Value return json value, implement driver.Valuer interface

type ReplicationStreamConfig added in v0.86.36 

type ReplicationStreamConfig struct {
	Mode          Mode           `json:"mode,omitempty" yaml:"mode,omitempty"`
	Object        string         `json:"object,omitempty" yaml:"object,omitempty"`
	Columns       []string       `json:"columns,omitempty" yaml:"columns,flow,omitempty"`
	PrimaryKeyI   any            `json:"primary_key,omitempty" yaml:"primary_key,flow,omitempty"`
	UpdateKey     string         `json:"update_key,omitempty" yaml:"update_key,omitempty"`
	SQL           string         `json:"sql,omitempty" yaml:"sql,omitempty"`
	Schedule      *string        `json:"schedule,omitempty" yaml:"schedule,omitempty"`
	SourceOptions *SourceOptions `json:"source_options,omitempty" yaml:"source_options,omitempty"`
	TargetOptions *TargetOptions `json:"target_options,omitempty" yaml:"target_options,omitempty"`
	Disabled      bool           `json:"disabled,omitempty" yaml:"disabled,omitempty"`
}

func (*ReplicationStreamConfig) PrimaryKey added in v0.86.36 

func (s *ReplicationStreamConfig) PrimaryKey() []string

type RouteName 

type RouteName string

RouteName is the name of a route 

const (
	RouteStatus         RouteName = "/status"
	RouteNotice         RouteName = "/notice"
	RouteError          RouteName = "/error"
	RouteSignUpUser     RouteName = "/sign-up"
	RouteUser           RouteName = "/user"
	RouteForgotPassword RouteName = "/forgot-password"
	RouteResetPassword  RouteName = "/reset-password"
	RouteLogin          RouteName = "/login"
	RouteLogout         RouteName = "/logout"
	RouteProxy          RouteName = "/p"

	RouteAppIndex  RouteName = "/app"
	RouteAppLogin  RouteName = "/app/login"
	RouteAppLogout RouteName = "/app/logout"
	RouteAppAPIKey RouteName = "/app/apikey"

	RouteAPI               RouteName = "/api/v1"
	RouteMasterStatus      RouteName = "/api/v1/master-status"
	RouteMasterDBReset     RouteName = "/api/v1/master-db-reset"
	RouteUploads           RouteName = "/api/v1/uploads"
	RouteAPIAccounts       RouteName = "/api/v1/accounts"
	RouteAPIProjects       RouteName = "/api/v1/projects"
	RouteAPIKey            RouteName = "/api/v1/apikey"
	RouteAPIUsers          RouteName = "/api/v1/users"
	RouteAPIJobs           RouteName = "/api/v1/jobs"
	RouteAPILogs           RouteName = "/api/v1/logs"
	RouteAPIExecutions     RouteName = "/api/v1/executions"
	RouteAPIConnections    RouteName = "/api/v1/connections"
	RouteAPIConnectionTest RouteName = "/api/v1/connection-test"
	RouteAPIResetPassword  RouteName = "/api/v1/reset-password"
	RouteAPIDataRequest    RouteName = "/api/v1/data-request"
	RouteAPIWorkers        RouteName = "/api/v1/workers"
	RouteAPISettings       RouteName = "/api/v1/settings"
	RouteAlertLog          RouteName = "/alert/log"

	RouteWs       RouteName = "/ws"
	RouteWsClient RouteName = "/ws/client"
	RouteWsWorker RouteName = "/ws/worker"
)

type Source 

type Source struct {
	Conn        string                 `json:"conn" yaml:"conn"`
	Stream      string                 `json:"stream,omitempty" yaml:"stream,omitempty"`
	Columns     []string               `json:"columns,omitempty" yaml:"columns,omitempty"`
	PrimaryKeyI any                    `json:"primary_key,omitempty" yaml:"primary_key,omitempty"`
	UpdateKey   string                 `json:"update_key,omitempty" yaml:"update_key,omitempty"`
	Options     *SourceOptions         `json:"options,omitempty" yaml:"options,omitempty"`
	Data        map[string]interface{} `json:"data,omitempty" yaml:"data,omitempty"`
}

Source is a source of data

func (*Source) HasPrimaryKey added in v1.0.50 

func (s *Source) HasPrimaryKey() bool

func (*Source) HasUpdateKey added in v1.0.50 

func (s *Source) HasUpdateKey() bool

func (*Source) Limit 

func (s *Source) Limit() int

func (*Source) PrimaryKey added in v0.84.0 

func (s *Source) PrimaryKey() []string

type SourceOptions 

type SourceOptions struct {
	TrimSpace      *bool               `json:"trim_space,omitempty" yaml:"trim_space,omitempty"`
	EmptyAsNull    *bool               `json:"empty_as_null,omitempty" yaml:"empty_as_null,omitempty"`
	Header         *bool               `json:"header,omitempty" yaml:"header,omitempty"`
	Flatten        *bool               `json:"flatten,omitempty" yaml:"flatten,omitempty"`
	Compression    *iop.CompressorType `json:"compression,omitempty" yaml:"compression,omitempty"`
	Format         *filesys.FileType   `json:"format,omitempty" yaml:"format,omitempty"`
	NullIf         *string             `json:"null_if,omitempty" yaml:"null_if,omitempty"`
	DatetimeFormat string              `json:"datetime_format,omitempty" yaml:"datetime_format,omitempty"`
	SkipBlankLines *bool               `json:"skip_blank_lines,omitempty" yaml:"skip_blank_lines,omitempty"`
	Delimiter      string              `json:"delimiter,omitempty" yaml:"delimiter,omitempty"`
	MaxDecimals    *int                `json:"max_decimals,omitempty" yaml:"max_decimals,omitempty"`
	JmesPath       *string             `json:"jmespath,omitempty" yaml:"jmespath,omitempty"`
	Sheet          *string             `json:"sheet,omitempty" yaml:"sheet,omitempty"`
	Range          *string             `json:"range,omitempty" yaml:"range,omitempty"`
	Limit          *int                `json:"limit,omitempty" yaml:"limit,omitempty"`
	Columns        any                 `json:"columns,omitempty" yaml:"columns,omitempty"`
	Transforms     []string            `json:"transforms,omitempty" yaml:"transforms,omitempty"`
}

SourceOptions are connection and stream processing options

func (*SourceOptions) SetDefaults added in v1.0.31 

func (o *SourceOptions) SetDefaults(sourceOptions SourceOptions)

type Target 

type Target struct {
	Conn    string                 `json:"conn" yaml:"conn"`
	Object  string                 `json:"object,omitempty" yaml:"object,omitempty"`
	Options *TargetOptions         `json:"options,omitempty" yaml:"options,omitempty"`
	Data    map[string]interface{} `json:"data,omitempty" yaml:"data,omitempty"`

	TmpTableCreated bool `json:"-" yaml:"-"`
	// contains filtered or unexported fields
}

Target is a target of data

type TargetOptions 

type TargetOptions struct {
	Header           *bool               `json:"header,omitempty" yaml:"header,omitempty"`
	Compression      *iop.CompressorType `json:"compression,omitempty" yaml:"compression,omitempty"`
	Concurrency      int                 `json:"concurrency,omitempty" yaml:"concurrency,omitempty"`
	DatetimeFormat   string              `json:"datetime_format,omitempty" yaml:"datetime_format,omitempty"`
	Delimiter        string              `json:"delimiter,omitempty" yaml:"delimiter,omitempty"`
	FileMaxRows      int64               `json:"file_max_rows,omitempty" yaml:"file_max_rows,omitempty"`
	FileMaxBytes     int64               `json:"file_max_bytes,omitempty" yaml:"file_max_bytes,omitempty"`
	Format           filesys.FileType    `json:"format,omitempty" yaml:"format,omitempty"`
	MaxDecimals      *int                `json:"max_decimals,omitempty" yaml:"max_decimals,omitempty"`
	UseBulk          *bool               `json:"use_bulk,omitempty" yaml:"use_bulk,omitempty"`
	AddNewColumns    *bool               `json:"add_new_columns,omitempty" yaml:"add_new_columns,omitempty"`
	AdjustColumnType *bool               `json:"adjust_column_type,omitempty" yaml:"adjust_column_type,omitempty"`
	ColumnCasing     *ColumnCasing       `json:"column_casing,omitempty" yaml:"column_casing,omitempty"`

	TableTmp string `json:"table_tmp,omitempty" yaml:"table_tmp,omitempty"`
	TableDDL string `json:"table_ddl,omitempty" yaml:"table_ddl,omitempty"`
	PreSQL   string `json:"pre_sql,omitempty" yaml:"pre_sql,omitempty"`
	PostSQL  string `json:"post_sql,omitempty" yaml:"post_sql,omitempty"`
}

TargetOptions are target connection and stream processing options

func (*TargetOptions) SetDefaults added in v1.0.31 

func (o *TargetOptions) SetDefaults(targetOptions TargetOptions)

type TaskExecution 

type TaskExecution struct {
	ExecID    int64      `json:"exec_id"`
	Config    *Config    `json:"config"`
	Type      JobType    `json:"type"`
	Status    ExecStatus `json:"status"`
	Err       error      `json:"error"`
	StartTime *time.Time `json:"start_time"`
	EndTime   *time.Time `json:"end_time"`
	Bytes     uint64     `json:"bytes"`
	Context   *g.Context `json:"-"`
	Progress  string     `json:"progress"`

	ProgressHist   []string     `json:"progress_hist"`
	PBar           *ProgressBar `json:"-"`
	ProcStatsStart g.ProcStats  `json:"-"` // process stats at beginning
	// contains filtered or unexported fields
}

TaskExecution is a sling ELT task run, synonymous to an execution

func NewTask 

func NewTask(execID int64, cfg *Config) (t *TaskExecution)

NewTask creates a Sling task with given configuration

func (*TaskExecution) AddCleanupTask added in v0.84.3 

func (t *TaskExecution) AddCleanupTask(f func())

func (*TaskExecution) Cleanup added in v0.84.3 

func (t *TaskExecution) Cleanup()

func (*TaskExecution) Execute 

func (t *TaskExecution) Execute() error

Execute runs a Sling task. This may be a file/db to file/db transfer

func (*TaskExecution) GetBytes 

func (t *TaskExecution) GetBytes() (inBytes, outBytes uint64)

GetBytes return the current total of bytes processed

func (*TaskExecution) GetBytesString 

func (t *TaskExecution) GetBytesString() (s string)

func (*TaskExecution) GetCount 

func (t *TaskExecution) GetCount() (count uint64)

GetCount return the current count of rows processed

func (*TaskExecution) GetRate 

func (t *TaskExecution) GetRate(secWindow int) (rowRate, byteRate int64)

GetRate return the speed of flow (rows / sec and bytes / sec) secWindow is how many seconds back to measure (0 is since beginning)

func (*TaskExecution) GetTotalBytes 

func (t *TaskExecution) GetTotalBytes() (rcBytes, txBytes uint64)

GetTotalBytes gets the inbound/oubound bytes of the task

func (*TaskExecution) IsStalled 

func (t *TaskExecution) IsStalled(window float64) bool

IsStalled determines if the task has stalled (no row increment)

func (*TaskExecution) ReadFromAPI 

func (t *TaskExecution) ReadFromAPI(cfg *Config, client *airbyte.Airbyte) (df *iop.Dataflow, err error)

ReadFromAPI reads from a source API

func (*TaskExecution) ReadFromDB 

func (t *TaskExecution) ReadFromDB(cfg *Config, srcConn database.Connection) (df *iop.Dataflow, err error)

ReadFromDB reads from a source database

func (*TaskExecution) ReadFromFile 

func (t *TaskExecution) ReadFromFile(cfg *Config) (df *iop.Dataflow, err error)

ReadFromFile reads from a source file

func (*TaskExecution) SetProgress 

func (t *TaskExecution) SetProgress(progressText string, args ...interface{})

SetProgress sets the progress

func (*TaskExecution) WriteToDb 

func (t *TaskExecution) WriteToDb(cfg *Config, df *iop.Dataflow, tgtConn database.Connection) (cnt uint64, err error)

WriteToDb writes to a target DB create temp table load into temp table insert / incremental / replace into target table

func (*TaskExecution) WriteToFile 

func (t *TaskExecution) WriteToFile(cfg *Config, df *iop.Dataflow) (cnt uint64, err error)

WriteToFile writes to a target file

Source Files

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