45 lines
2.4 KiB
Go
45 lines
2.4 KiB
Go
// Copyright (C) 2019 Storj Labs, Inc.
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// See LICENSE for copying information.
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package gracefulexit
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import (
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"time"
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"github.com/spacemonkeygo/monkit/v3"
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"github.com/zeebo/errs"
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)
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var (
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// Error is the default error class for graceful exit package.
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Error = errs.Class("gracefulexit")
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// ErrNodeNotFound is returned if a graceful exit entry for a node does not exist in database.
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ErrNodeNotFound = errs.Class("graceful exit node not found")
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// ErrAboveOptimalThreshold is returned if a graceful exit entry for a node has more pieces than required.
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ErrAboveOptimalThreshold = errs.Class("segment has more pieces than required")
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mon = monkit.Package()
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)
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// Config for the chore.
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type Config struct {
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Enabled bool `help:"whether or not graceful exit is enabled on the satellite side." default:"true"`
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ChoreBatchSize int `help:"size of the buffer used to batch inserts into the transfer queue." default:"500" testDefault:"10"`
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ChoreInterval time.Duration `help:"how often to run the transfer queue chore." releaseDefault:"30s" devDefault:"10s" testDefault:"$TESTINTERVAL"`
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EndpointBatchSize int `help:"size of the buffer used to batch transfer queue reads and sends to the storage node." default:"300" testDefault:"100"`
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MaxFailuresPerPiece int `help:"maximum number of transfer failures per piece." default:"5"`
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OverallMaxFailuresPercentage int `help:"maximum percentage of transfer failures per node." default:"10"`
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MaxInactiveTimeFrame time.Duration `help:"maximum inactive time frame of transfer activities per node." default:"168h" testDefault:"10s"`
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RecvTimeout time.Duration `help:"the minimum duration for receiving a stream from a storage node before timing out" default:"2h" testDefault:"1m"`
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MaxOrderLimitSendCount int `help:"maximum number of order limits a satellite sends to a node before marking piece transfer failed" default:"10" testDefault:"3"`
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NodeMinAgeInMonths int `help:"minimum age for a node on the network in order to initiate graceful exit" default:"6" testDefault:"0"`
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AsOfSystemTimeInterval time.Duration `help:"interval for AS OF SYSTEM TIME clause (crdb specific) to read from db at a specific time in the past" default:"-10s" testDefault:"-1µs"`
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TransferQueueBatchSize int `help:"batch size (crdb specific) for deleting and adding items to the transfer queue" default:"1000"`
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}
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