storj/satellite/reputation/service_test.go

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// Copyright (C) 2021 Storj Labs, Inc.
// See LICENSE for copying information.
package reputation_test
import (
"testing"
"github.com/stretchr/testify/require"
"go.uber.org/zap"
"golang.org/x/sync/errgroup"
"storj.io/common/memory"
"storj.io/common/testcontext"
"storj.io/common/testrand"
"storj.io/storj/private/testplanet"
"storj.io/storj/satellite"
"storj.io/storj/satellite/overlay"
"storj.io/storj/satellite/reputation"
)
func TestConcurrentAudit(t *testing.T) {
testplanet.Run(t, testplanet.Config{
SatelliteCount: 1, StorageNodeCount: 1, UplinkCount: 1,
}, func(t *testing.T, ctx *testcontext.Context, planet *testplanet.Planet) {
planet.Satellites[0].Audit.Chore.Loop.Stop()
data := testrand.Bytes(10 * memory.MB)
err := planet.Uplinks[0].Upload(ctx, planet.Satellites[0], "bucket", "testpath", data)
require.NoError(t, err)
var group errgroup.Group
n := 5
for i := 0; i < n; i++ {
group.Go(func() error {
err := planet.Satellites[0].Reputation.Service.ApplyAudit(ctx, planet.StorageNodes[0].ID(), overlay.ReputationStatus{}, reputation.AuditSuccess)
return err
})
}
err = group.Wait()
require.NoError(t, err)
node, err := planet.Satellites[0].Reputation.Service.Get(ctx, planet.StorageNodes[0].ID())
require.NoError(t, err)
require.Equal(t, int64(n), node.TotalAuditCount)
})
}
func TestApplyAudit(t *testing.T) {
testplanet.Run(t, testplanet.Config{
SatelliteCount: 1, StorageNodeCount: 1, UplinkCount: 0,
Reconfigure: testplanet.Reconfigure{
Satellite: func(log *zap.Logger, index int, config *satellite.Config) {
config.Reputation.AuditLambda = 0.123
config.Reputation.AuditWeight = 0.456
config.Reputation.AuditDQ = 0
},
},
}, func(t *testing.T, ctx *testcontext.Context, planet *testplanet.Planet) {
nodeID := planet.StorageNodes[0].ID()
service := planet.Satellites[0].Reputation.Service
config := planet.Satellites[0].Config.Reputation
// node has not been audited yet
node, err := service.Get(ctx, nodeID)
require.NoError(t, err)
require.Zero(t, node.TotalAuditCount)
status := overlay.ReputationStatus{
Disqualified: node.Disqualified,
UnknownAuditSuspended: node.UnknownAuditSuspended,
OfflineSuspended: node.OfflineSuspended,
VettedAt: node.VettedAt,
}
err = service.ApplyAudit(ctx, nodeID, status, reputation.AuditSuccess)
require.NoError(t, err)
node, err = service.Get(ctx, nodeID)
require.NoError(t, err)
auditAlpha := node.AuditReputationAlpha
auditBeta := node.AuditReputationBeta
status = overlay.ReputationStatus{
Disqualified: node.Disqualified,
UnknownAuditSuspended: node.UnknownAuditSuspended,
OfflineSuspended: node.OfflineSuspended,
VettedAt: node.VettedAt,
}
err = service.ApplyAudit(ctx, nodeID, status, reputation.AuditSuccess)
require.NoError(t, err)
stats, err := service.Get(ctx, nodeID)
require.NoError(t, err)
status = overlay.ReputationStatus{
Disqualified: stats.Disqualified,
UnknownAuditSuspended: stats.UnknownAuditSuspended,
OfflineSuspended: stats.OfflineSuspended,
VettedAt: stats.VettedAt,
}
expectedAuditAlpha := config.AuditLambda*auditAlpha + config.AuditWeight
expectedAuditBeta := config.AuditLambda * auditBeta
require.EqualValues(t, stats.AuditReputationAlpha, expectedAuditAlpha)
require.EqualValues(t, stats.AuditReputationBeta, expectedAuditBeta)
auditAlpha = expectedAuditAlpha
auditBeta = expectedAuditBeta
err = service.ApplyAudit(ctx, nodeID, status, reputation.AuditFailure)
require.NoError(t, err)
stats, err = service.Get(ctx, nodeID)
require.NoError(t, err)
expectedAuditAlpha = config.AuditLambda * auditAlpha
expectedAuditBeta = config.AuditLambda*auditBeta + config.AuditWeight
require.EqualValues(t, stats.AuditReputationAlpha, expectedAuditAlpha)
require.EqualValues(t, stats.AuditReputationBeta, expectedAuditBeta)
})
}
func TestGet(t *testing.T) {
testplanet.Run(t, testplanet.Config{
SatelliteCount: 1, StorageNodeCount: 1, UplinkCount: 0,
}, func(t *testing.T, ctx *testcontext.Context, planet *testplanet.Planet) {
nodeID := planet.StorageNodes[0].ID()
service := planet.Satellites[0].Reputation.Service
// existing node has not been audited yet should have default reputation
// score
node, err := service.Get(ctx, nodeID)
require.NoError(t, err)
require.Zero(t, node.TotalAuditCount)
require.EqualValues(t, 1, node.AuditReputationAlpha)
require.EqualValues(t, 1, node.UnknownAuditReputationAlpha)
require.EqualValues(t, 1, node.OnlineScore)
// if a node has no entry in reputation store, it should have default
// reputation score
newNode, err := service.Get(ctx, testrand.NodeID())
require.NoError(t, err)
require.Zero(t, newNode.TotalAuditCount)
require.EqualValues(t, 1, newNode.AuditReputationAlpha)
require.EqualValues(t, 1, newNode.UnknownAuditReputationAlpha)
require.EqualValues(t, 1, newNode.OnlineScore)
})
}