events

package
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Published: Nov 8, 2016 License: BSD-3-Clause Imports: 8 Imported by: 0

Documentation

Overview

Package events defines the structures used for events dispatched from the wrangler package.

Index

Constants

This section is empty.

Variables

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Functions

This section is empty.

Types

type MigrateServedFrom

type MigrateServedFrom struct {
	base.StatusUpdater

	KeyspaceName     string
	SourceShard      topo.ShardInfo
	DestinationShard topo.ShardInfo
	ServedType       topodatapb.TabletType
	Reverse          bool
}

MigrateServedFrom is an event that describes a single step in the process of adding or removing a forwarding rule to have certain ServedTypes served by another keyspace.

func (*MigrateServedFrom) Syslog

func (ev *MigrateServedFrom) Syslog() (syslog.Priority, string)

Syslog writes a MigrateServedFrom event to syslog.

type MigrateServedTypes

type MigrateServedTypes struct {
	base.StatusUpdater

	KeyspaceName      string
	SourceShards      []*topo.ShardInfo
	DestinationShards []*topo.ShardInfo
	ServedType        topodatapb.TabletType
	Reverse           bool
}

MigrateServedTypes is an event that describes a single step in the process of switching a ServedType from one set of shards to another.

func (*MigrateServedTypes) Syslog

func (ev *MigrateServedTypes) Syslog() (syslog.Priority, string)

Syslog writes a MigrateServedTypes event to syslog.

type Reparent

type Reparent struct {
	base.StatusUpdater

	ShardInfo            topo.ShardInfo
	OldMaster, NewMaster topodatapb.Tablet
	ExternalID           string
}

Reparent is an event that describes a single step in the reparent process.

func (*Reparent) Syslog

func (r *Reparent) Syslog() (syslog.Priority, string)

Syslog writes a Reparent event to syslog.

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