storj/satellite/overlay/config.go
Jennifer Johnson 699b635e5d satellite/overlay: rename newNodePercentage to newNodeFraction
Change-Id: Ie66de91f88183b44de0773589e83e4ade9aa997a
2020-03-19 20:09:32 +00:00

46 lines
2.4 KiB
Go

// Copyright (C) 2019 Storj Labs, Inc.
// See LICENSE for copying information.
package overlay
import (
"time"
"github.com/spacemonkeygo/monkit/v3"
"github.com/zeebo/errs"
"storj.io/common/memory"
)
var (
mon = monkit.Package()
// Error represents an overlay error
Error = errs.Class("overlay error")
)
// Config is a configuration for overlay service.
type Config struct {
Node NodeSelectionConfig
UpdateStatsBatchSize int `help:"number of update requests to process per transaction" default:"100"`
}
// NodeSelectionConfig is a configuration struct to determine the minimum
// values for nodes to select
type NodeSelectionConfig struct {
UptimeCount int64 `help:"the number of times a node's uptime has been checked to not be considered a New Node" releaseDefault:"100" devDefault:"0"`
AuditCount int64 `help:"the number of times a node has been audited to not be considered a New Node" releaseDefault:"100" devDefault:"0"`
NewNodeFraction float64 `help:"the fraction of new nodes allowed per request" default:"0.05"`
MinimumVersion string `help:"the minimum node software version for node selection queries" default:""`
OnlineWindow time.Duration `help:"the amount of time without seeing a node before its considered offline" default:"4h"`
DistinctIP bool `help:"require distinct IPs when choosing nodes for upload" releaseDefault:"true" devDefault:"false"`
MinimumDiskSpace memory.Size `help:"how much disk space a node at minimum must have to be selected for upload" default:"100MB"`
AuditReputationRepairWeight float64 `help:"weight to apply to audit reputation for total repair reputation calculation" default:"1.0"`
AuditReputationUplinkWeight float64 `help:"weight to apply to audit reputation for total uplink reputation calculation" default:"1.0"`
AuditReputationAlpha0 float64 `help:"the initial shape 'alpha' used to calculate audit SNs reputation" default:"1.0"`
AuditReputationBeta0 float64 `help:"the initial shape 'beta' value used to calculate audit SNs reputation" default:"0.0"`
AuditReputationLambda float64 `help:"the forgetting factor used to calculate the audit SNs reputation" default:"0.95"`
AuditReputationWeight float64 `help:"the normalization weight used to calculate the audit SNs reputation" default:"1.0"`
AuditReputationDQ float64 `help:"the reputation cut-off for disqualifying SNs based on audit history" default:"0.6"`
}