75 lines
3.1 KiB
Go
75 lines
3.1 KiB
Go
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// Copyright (C) 2020 Storj Labs, Inc.
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// See LICENSE for copying information.
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package satellitedb_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/testcontext"
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"storj.io/storj/private/testplanet"
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"storj.io/storj/satellite"
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)
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func TestAuditHistoryBasic(t *testing.T) {
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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.Overlay.AuditHistory.WindowSize = time.Hour
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config.Overlay.AuditHistory.TrackingPeriod = 2 * time.Hour
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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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node := planet.StorageNodes[0]
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cache := planet.Satellites[0].DB.OverlayCache()
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auditHistoryConfig := planet.Satellites[0].Config.Overlay.AuditHistory
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startingWindow := time.Now().Truncate(time.Hour)
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windowsInTrackingPeriod := int(auditHistoryConfig.TrackingPeriod.Seconds() / auditHistoryConfig.WindowSize.Seconds())
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currentWindow := startingWindow
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// we need windowsInTrackingPeriod+1 windows before we will see scores besides "1"
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// add enough windows to fill the tracking period, each with 1 online and 1 offline audit
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for i := 0; i < windowsInTrackingPeriod; i++ {
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score, err := cache.UpdateAuditHistory(ctx, node.ID(), currentWindow.Add(2*time.Minute), false, auditHistoryConfig)
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require.NoError(t, err)
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require.EqualValues(t, 1, score)
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score, err = cache.UpdateAuditHistory(ctx, node.ID(), currentWindow.Add(20*time.Minute), true, auditHistoryConfig)
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require.NoError(t, err)
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require.EqualValues(t, 1, score)
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// move to next window
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currentWindow = currentWindow.Add(time.Hour)
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}
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// try to add an audit for an old window, expect error
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_, err := cache.UpdateAuditHistory(ctx, node.ID(), startingWindow, true, auditHistoryConfig)
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require.Error(t, err)
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// Add online audit for next window. Score should now be 0.5, since we have a tracking period full
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// of completed windows, each with 50% online audits.
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score, err := cache.UpdateAuditHistory(ctx, node.ID(), currentWindow, true, auditHistoryConfig)
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require.NoError(t, err)
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require.EqualValues(t, 0.5, score)
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// add another online audit for the latest window; score should still be 0.5
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score, err = cache.UpdateAuditHistory(ctx, node.ID(), currentWindow.Add(45*time.Minute), true, auditHistoryConfig)
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require.NoError(t, err)
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require.EqualValues(t, 0.5, score)
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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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score, err = cache.UpdateAuditHistory(ctx, node.ID(), currentWindow.Add(time.Minute), true, auditHistoryConfig)
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require.NoError(t, err)
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require.EqualValues(t, expectedScore, score)
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})
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}
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