50 lines
3.2 KiB
Go
50 lines
3.2 KiB
Go
// Copyright (C) 2019 Storj Labs, Inc.
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// See LICENSE for copying information.
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package overlay
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import (
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"time"
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"github.com/zeebo/errs"
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monkit "gopkg.in/spacemonkeygo/monkit.v2"
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)
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var (
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mon = monkit.Package()
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// Error represents an overlay error
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Error = errs.Class("overlay error")
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)
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// Config is a configuration struct for everything you need to start the
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// Overlay cache responsibility.
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type Config struct {
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Node NodeSelectionConfig
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}
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// NodeSelectionConfig is a configuration struct to determine the minimum
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// values for nodes to select
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type NodeSelectionConfig struct {
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UptimeRatio float64 `help:"a node's ratio of being up/online vs. down/offline" releaseDefault:"0.9" devDefault:"0"`
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UptimeCount int64 `help:"the number of times a node's uptime has been checked to not be considered a New Node" releaseDefault:"500" devDefault:"0"`
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AuditSuccessRatio float64 `help:"a node's ratio of successful audits" releaseDefault:"0.4" devDefault:"0"` // TODO: update after beta
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AuditCount int64 `help:"the number of times a node has been audited to not be considered a New Node" releaseDefault:"500" devDefault:"0"`
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NewNodePercentage float64 `help:"the percentage of new nodes allowed per request" default:"0.05"` // TODO: fix, this is not percentage, it's ratio
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MinimumVersion string `help:"the minimum node software version for node selection queries" default:""`
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OnlineWindow time.Duration `help:"the amount of time without seeing a node before its considered offline" default:"1h"`
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DistinctIP bool `help:"require distinct IPs when choosing nodes for upload" releaseDefault:"true" devDefault:"false"`
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AuditReputationRepairWeight float64 `help:"weight to apply to audit reputation for total repair reputation calculation" default:"1.0"`
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AuditReputationUplinkWeight float64 `help:"weight to apply to audit reputation for total uplink reputation calculation" default:"1.0"`
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AuditReputationAlpha0 float64 `help:"the initial shape 'alpha' used to calculate audit SNs reputation" default:"1.0"`
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AuditReputationBeta0 float64 `help:"the initial shape 'beta' value used to calculate audit SNs reputation" default:"0.0"`
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AuditReputationLambda float64 `help:"the forgetting factor used to calculate the audit SNs reputation" default:"1.0"`
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AuditReputationWeight float64 `help:"the normalization weight used to calculate the audit SNs reputation" default:"1.0"`
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UptimeReputationRepairWeight float64 `help:"weight to apply to uptime reputation for total repair reputation calculation" default:"1.0"`
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UptimeReputationUplinkWeight float64 `help:"weight to apply to uptime reputation for total uplink reputation calculation" default:"1.0"`
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UptimeReputationAlpha0 float64 `help:"the initial shape 'alpha' used to calculate uptime SNs reputation" default:"1.0"`
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UptimeReputationBeta0 float64 `help:"the initial shape 'beta' value used to calculate uptime SNs reputation" default:"0.0"`
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UptimeReputationLambda float64 `help:"the forgetting factor used to calculate the uptime SNs reputation" default:"1.0"`
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UptimeReputationWeight float64 `help:"the normalization weight used to calculate the uptime SNs reputation" default:"1.0"`
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}
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