111 lines
4.4 KiB
Go
111 lines
4.4 KiB
Go
// Copyright (C) 2021 Storj Labs, Inc.
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// See LICENSE for copying information.
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package reputation_test
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import (
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"testing"
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"time"
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"github.com/stretchr/testify/require"
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"go.uber.org/zap"
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"storj.io/common/pb"
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"storj.io/common/testcontext"
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"storj.io/storj/private/testplanet"
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"storj.io/storj/satellite"
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"storj.io/storj/satellite/internalpb"
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"storj.io/storj/satellite/reputation"
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)
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func TestAuditHistoryBasic(t *testing.T) {
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const windowSize = time.Hour
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const trackingPeriod = 2 * time.Hour
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testplanet.Run(t, testplanet.Config{
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SatelliteCount: 1, StorageNodeCount: 1,
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Reconfigure: testplanet.Reconfigure{
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Satellite: func(log *zap.Logger, index int, config *satellite.Config) {
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config.Reputation.AuditHistory.WindowSize = windowSize
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config.Reputation.AuditHistory.TrackingPeriod = trackingPeriod
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},
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},
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}, func(t *testing.T, ctx *testcontext.Context, planet *testplanet.Planet) {
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db := planet.Satellites[0].DB.Reputation()
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startingWindow := time.Now().Truncate(time.Hour)
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windowsInTrackingPeriod := int(trackingPeriod.Seconds() / windowSize.Seconds())
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currentWindow := startingWindow
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config := planet.Satellites[0].Config.Reputation.AuditHistory
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newHistory := &internalpb.AuditHistory{}
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historyBytes, err := pb.Marshal(newHistory)
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require.NoError(t, err)
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updateReq := reputation.UpdateRequest{
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AuditOutcome: reputation.AuditOffline,
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AuditHistory: config,
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}
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// online score should be 1 until the first window is finished
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res, err := db.UpdateAuditHistory(ctx, historyBytes, updateReq, currentWindow.Add(2*time.Minute))
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require.NoError(t, err)
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require.EqualValues(t, 1, res.NewScore)
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require.False(t, res.TrackingPeriodFull)
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updateReq.AuditOutcome = reputation.AuditSuccess
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res, err = db.UpdateAuditHistory(ctx, res.History, updateReq, currentWindow.Add(20*time.Minute))
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require.NoError(t, err)
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require.EqualValues(t, 1, res.NewScore)
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require.False(t, res.TrackingPeriodFull)
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// move to next window
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currentWindow = currentWindow.Add(time.Hour)
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// online score should be now be 0.5 since the first window is complete with one online audit and one offline audit
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updateReq.AuditOutcome = reputation.AuditOffline
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res, err = db.UpdateAuditHistory(ctx, res.History, updateReq, currentWindow.Add(2*time.Minute))
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require.NoError(t, err)
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require.EqualValues(t, 0.5, res.NewScore)
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require.False(t, res.TrackingPeriodFull)
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updateReq.AuditOutcome = reputation.AuditSuccess
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res, err = db.UpdateAuditHistory(ctx, res.History, updateReq, currentWindow.Add(20*time.Minute))
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require.NoError(t, err)
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require.EqualValues(t, 0.5, res.NewScore)
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require.False(t, res.TrackingPeriodFull)
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// move to next window
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currentWindow = currentWindow.Add(time.Hour)
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// try to add an audit for an old window, expect error
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updateReq.AuditOutcome = reputation.AuditSuccess
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_, err = db.UpdateAuditHistory(ctx, res.History, updateReq, startingWindow)
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require.Error(t, err)
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// add another online audit for the latest window; score should still be 0.5
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updateReq.AuditOutcome = reputation.AuditSuccess
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res, err = db.UpdateAuditHistory(ctx, res.History, updateReq, currentWindow)
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require.NoError(t, err)
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require.EqualValues(t, 0.5, res.NewScore)
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// now that we have two full windows other than the current one, tracking period should be considered full.
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require.True(t, res.TrackingPeriodFull)
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// add another online audit for the latest window; score should still be 0.5
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updateReq.AuditOutcome = reputation.AuditSuccess
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res, err = db.UpdateAuditHistory(ctx, res.History, updateReq, currentWindow.Add(45*time.Minute))
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require.NoError(t, err)
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require.EqualValues(t, 0.5, res.NewScore)
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require.True(t, res.TrackingPeriodFull)
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currentWindow = currentWindow.Add(time.Hour)
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// in the current state, there are windowsInTrackingPeriod windows with a score of 0.5
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// and one window with a score of 1.0. The Math below calculates the new score when the latest
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// window gets included in the tracking period, and the earliest 0.5 window gets dropped.
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expectedScore := (0.5*float64(windowsInTrackingPeriod-1) + 1) / float64(windowsInTrackingPeriod)
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// add online audit for next window; score should now be expectedScore
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updateReq.AuditOutcome = reputation.AuditSuccess
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res, err = db.UpdateAuditHistory(ctx, res.History, updateReq, currentWindow.Add(time.Minute))
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require.NoError(t, err)
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require.EqualValues(t, expectedScore, res.NewScore)
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require.True(t, res.TrackingPeriodFull)
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})
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}
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