storj/pkg/audit/verifier_test.go

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// Copyright (C) 2019 Storj Labs, Inc.
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// See LICENSE for copying information.
package audit_test
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import (
"context"
"testing"
"time"
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"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"github.com/zeebo/errs"
"go.uber.org/zap"
"google.golang.org/grpc/codes"
"storj.io/storj/internal/errs2"
"storj.io/storj/internal/memory"
"storj.io/storj/internal/testblobs"
"storj.io/storj/internal/testcontext"
"storj.io/storj/internal/testplanet"
"storj.io/storj/internal/testrand"
"storj.io/storj/pkg/audit"
"storj.io/storj/pkg/peertls/tlsopts"
"storj.io/storj/pkg/storj"
"storj.io/storj/pkg/transport"
"storj.io/storj/storagenode"
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)
// TestDownloadSharesHappyPath checks that the Share.Error field of all shares
// returned by the DownloadShares method contain no error if all shares were
// downloaded successfully.
func TestDownloadSharesHappyPath(t *testing.T) {
testplanet.Run(t, testplanet.Config{
SatelliteCount: 1, StorageNodeCount: 4, UplinkCount: 1,
}, func(t *testing.T, ctx *testcontext.Context, planet *testplanet.Planet) {
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audits := planet.Satellites[0].Audit.Service
err := audits.Close()
require.NoError(t, err)
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uplink := planet.Uplinks[0]
testData := testrand.Bytes(8 * memory.KiB)
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err = uplink.Upload(ctx, planet.Satellites[0], "testbucket", "test/path", testData)
require.NoError(t, err)
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projects, err := planet.Satellites[0].DB.Console().Projects().GetAll(ctx)
require.NoError(t, err)
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bucketID := []byte(storj.JoinPaths(projects[0].ID.String(), "testbucket"))
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stripe, _, err := audits.Cursor.NextStripe(ctx)
require.NoError(t, err)
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shareSize := stripe.Segment.GetRemote().GetRedundancy().GetErasureShareSize()
limits, privateKey, err := planet.Satellites[0].Orders.Service.CreateAuditOrderLimits(ctx, bucketID, stripe.Segment, nil)
require.NoError(t, err)
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shares, err := audits.Verifier.DownloadShares(ctx, limits, privateKey, stripe.Index, shareSize)
require.NoError(t, err)
for _, share := range shares {
assert.NoError(t, share.Error)
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}
})
}
// TestDownloadSharesOfflineNode checks that the Share.Error field of the
// shares returned by the DownloadShares method for offline nodes contain an
// error that:
// - has the transport.Error class
// - is not a context.DeadlineExceeded error
// - is not an RPC error
//
// If this test fails, this most probably means we made a backward-incompatible
// change that affects the audit service.
func TestDownloadSharesOfflineNode(t *testing.T) {
testplanet.Run(t, testplanet.Config{
SatelliteCount: 1, StorageNodeCount: 4, UplinkCount: 1,
}, func(t *testing.T, ctx *testcontext.Context, planet *testplanet.Planet) {
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audits := planet.Satellites[0].Audit.Service
err := audits.Close()
require.NoError(t, err)
uplink := planet.Uplinks[0]
testData := testrand.Bytes(8 * memory.KiB)
err = uplink.Upload(ctx, planet.Satellites[0], "testbucket", "test/path", testData)
require.NoError(t, err)
projects, err := planet.Satellites[0].DB.Console().Projects().GetAll(ctx)
require.NoError(t, err)
bucketID := []byte(storj.JoinPaths(projects[0].ID.String(), "testbucket"))
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stripe, _, err := audits.Cursor.NextStripe(ctx)
require.NoError(t, err)
shareSize := stripe.Segment.GetRemote().GetRedundancy().GetErasureShareSize()
limits, privateKey, err := planet.Satellites[0].Orders.Service.CreateAuditOrderLimits(ctx, bucketID, stripe.Segment, nil)
require.NoError(t, err)
// stop the first node in the pointer
stoppedNodeID := stripe.Segment.GetRemote().GetRemotePieces()[0].NodeId
err = stopStorageNode(ctx, planet, stoppedNodeID)
require.NoError(t, err)
shares, err := audits.Verifier.DownloadShares(ctx, limits, privateKey, stripe.Index, shareSize)
require.NoError(t, err)
for _, share := range shares {
if share.NodeID == stoppedNodeID {
assert.True(t, transport.Error.Has(share.Error), "unexpected error: %+v", share.Error)
assert.False(t, errs.Is(share.Error, context.DeadlineExceeded), "unexpected error: %+v", share.Error)
assert.True(t, errs2.IsRPC(share.Error, codes.Unknown), "unexpected error: %+v", share.Error)
} else {
assert.NoError(t, share.Error)
}
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}
})
}
// TestDownloadSharesMissingPiece checks that the Share.Error field of the
// shares returned by the DownloadShares method for nodes that don't have the
// audited piece contain an RPC error with code NotFound.
//
// If this test fails, this most probably means we made a backward-incompatible
// change that affects the audit service.
func TestDownloadSharesMissingPiece(t *testing.T) {
testplanet.Run(t, testplanet.Config{
SatelliteCount: 1, StorageNodeCount: 4, UplinkCount: 1,
}, func(t *testing.T, ctx *testcontext.Context, planet *testplanet.Planet) {
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audits := planet.Satellites[0].Audit.Service
err := audits.Close()
require.NoError(t, err)
uplink := planet.Uplinks[0]
testData := testrand.Bytes(8 * memory.KiB)
err = uplink.Upload(ctx, planet.Satellites[0], "testbucket", "test/path", testData)
require.NoError(t, err)
projects, err := planet.Satellites[0].DB.Console().Projects().GetAll(ctx)
require.NoError(t, err)
bucketID := []byte(storj.JoinPaths(projects[0].ID.String(), "testbucket"))
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stripe, _, err := audits.Cursor.NextStripe(ctx)
require.NoError(t, err)
// replace the piece id of the selected stripe with a new random one
// to simulate missing piece on the storage nodes
stripe.Segment.GetRemote().RootPieceId = storj.NewPieceID()
shareSize := stripe.Segment.GetRemote().GetRedundancy().GetErasureShareSize()
limits, privateKey, err := planet.Satellites[0].Orders.Service.CreateAuditOrderLimits(ctx, bucketID, stripe.Segment, nil)
require.NoError(t, err)
shares, err := audits.Verifier.DownloadShares(ctx, limits, privateKey, stripe.Index, shareSize)
require.NoError(t, err)
for _, share := range shares {
assert.True(t, errs2.IsRPC(share.Error, codes.NotFound), "unexpected error: %+v", share.Error)
}
})
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}
// TestDownloadSharesDialTimeout checks that the Share.Error field of the
// shares returned by the DownloadShares method for nodes that time out on
// dialing contain an error that:
// - has the transport.Error class
// - is a context.DeadlineExceeded error
// - is not an RPC error
//
// If this test fails, this most probably means we made a backward-incompatible
// change that affects the audit service.
func TestDownloadSharesDialTimeout(t *testing.T) {
testplanet.Run(t, testplanet.Config{
SatelliteCount: 1, StorageNodeCount: 4, UplinkCount: 1,
}, func(t *testing.T, ctx *testcontext.Context, planet *testplanet.Planet) {
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audits := planet.Satellites[0].Audit.Service
err := audits.Close()
require.NoError(t, err)
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upl := planet.Uplinks[0]
testData := testrand.Bytes(8 * memory.KiB)
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err = upl.Upload(ctx, planet.Satellites[0], "testbucket", "test/path", testData)
require.NoError(t, err)
projects, err := planet.Satellites[0].DB.Console().Projects().GetAll(ctx)
require.NoError(t, err)
bucketID := []byte(storj.JoinPaths(projects[0].ID.String(), "testbucket"))
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stripe, _, err := audits.Cursor.NextStripe(ctx)
require.NoError(t, err)
network := &transport.SimulatedNetwork{
DialLatency: 200 * time.Second,
BytesPerSecond: 1 * memory.KiB,
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}
tlsOpts, err := tlsopts.NewOptions(planet.Satellites[0].Identity, tlsopts.Config{})
require.NoError(t, err)
newTransport := transport.NewClientWithTimeouts(tlsOpts, transport.Timeouts{
Dial: 20 * time.Millisecond,
})
slowClient := network.NewClient(newTransport)
require.NotNil(t, slowClient)
// This config value will create a very short timeframe allowed for receiving
// data from storage nodes. This will cause context to cancel with timeout.
minBytesPerSecond := 100 * memory.KiB
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verifier := audit.NewVerifier(
planet.Satellites[0].Log.Named("verifier"),
planet.Satellites[0].Metainfo.Service,
slowClient,
planet.Satellites[0].Overlay.Service,
planet.Satellites[0].DB.Containment(),
planet.Satellites[0].Orders.Service,
planet.Satellites[0].Identity,
minBytesPerSecond,
5*time.Second)
shareSize := stripe.Segment.GetRemote().GetRedundancy().GetErasureShareSize()
limits, privateKey, err := planet.Satellites[0].Orders.Service.CreateAuditOrderLimits(ctx, bucketID, stripe.Segment, nil)
require.NoError(t, err)
shares, err := verifier.DownloadShares(ctx, limits, privateKey, stripe.Index, shareSize)
require.NoError(t, err)
for _, share := range shares {
assert.True(t, transport.Error.Has(share.Error), "unexpected error: %+v", share.Error)
assert.True(t, errs.Is(share.Error, context.DeadlineExceeded), "unexpected error: %+v", share.Error)
}
})
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}
// TestDownloadSharesDownloadTimeout checks that the Share.Error field of the
// shares returned by the DownloadShares method for nodes that are successfully
// dialed, but time out during the download of the share contain an error that:
// - is an RPC error with code DeadlineExceeded
// - does not have the transport.Error class
//
// If this test fails, this most probably means we made a backward-incompatible
// change that affects the audit service.
func TestDownloadSharesDownloadTimeout(t *testing.T) {
testplanet.Run(t, testplanet.Config{
SatelliteCount: 1, StorageNodeCount: 1, UplinkCount: 1,
Reconfigure: testplanet.Reconfigure{
NewStorageNodeDB: func(index int, db storagenode.DB, log *zap.Logger) (storagenode.DB, error) {
return testblobs.NewSlowDB(log.Named("slowdb"), db), nil
},
},
}, func(t *testing.T, ctx *testcontext.Context, planet *testplanet.Planet) {
storageNodeDB := planet.StorageNodes[0].DB.(*testblobs.SlowDB)
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audits := planet.Satellites[0].Audit.Service
err := audits.Close()
require.NoError(t, err)
upl := planet.Uplinks[0]
testData := testrand.Bytes(8 * memory.KiB)
err = upl.Upload(ctx, planet.Satellites[0], "testbucket", "test/path", testData)
require.NoError(t, err)
projects, err := planet.Satellites[0].DB.Console().Projects().GetAll(ctx)
require.NoError(t, err)
bucketID := []byte(storj.JoinPaths(projects[0].ID.String(), "testbucket"))
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stripe, _, err := audits.Cursor.NextStripe(ctx)
require.NoError(t, err)
// This config value will create a very short timeframe allowed for receiving
// data from storage nodes. This will cause context to cancel with timeout.
minBytesPerSecond := 100 * memory.KiB
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verifier := audit.NewVerifier(
planet.Satellites[0].Log.Named("verifier"),
planet.Satellites[0].Metainfo.Service,
planet.Satellites[0].Transport,
planet.Satellites[0].Overlay.Service,
planet.Satellites[0].DB.Containment(),
planet.Satellites[0].Orders.Service,
planet.Satellites[0].Identity,
minBytesPerSecond,
150*time.Millisecond)
shareSize := stripe.Segment.GetRemote().GetRedundancy().GetErasureShareSize()
limits, privateKey, err := planet.Satellites[0].Orders.Service.CreateAuditOrderLimits(ctx, bucketID, stripe.Segment, nil)
require.NoError(t, err)
// make downloads on storage node slower than the timeout on the satellite for downloading shares
delay := 200 * time.Millisecond
storageNodeDB.SetLatency(delay)
shares, err := verifier.DownloadShares(ctx, limits, privateKey, stripe.Index, shareSize)
require.NoError(t, err)
require.Len(t, shares, 1)
share := shares[0]
assert.True(t, errs2.IsRPC(share.Error, codes.DeadlineExceeded), "unexpected error: %+v", share.Error)
assert.False(t, transport.Error.Has(share.Error), "unexpected error: %+v", share.Error)
})
}
func TestVerifierHappyPath(t *testing.T) {
testplanet.Run(t, testplanet.Config{
SatelliteCount: 1, StorageNodeCount: 4, UplinkCount: 1,
}, func(t *testing.T, ctx *testcontext.Context, planet *testplanet.Planet) {
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audits := planet.Satellites[0].Audit.Service
err := audits.Close()
require.NoError(t, err)
ul := planet.Uplinks[0]
testData := testrand.Bytes(8 * memory.KiB)
err = ul.Upload(ctx, planet.Satellites[0], "testbucket", "test/path", testData)
require.NoError(t, err)
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stripe, _, err := audits.Cursor.NextStripe(ctx)
require.NoError(t, err)
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report, err := audits.Verifier.Verify(ctx, stripe, nil)
require.NoError(t, err)
assert.Len(t, report.Successes, len(stripe.Segment.GetRemote().GetRemotePieces()))
assert.Len(t, report.Fails, 0)
assert.Len(t, report.Offlines, 0)
assert.Len(t, report.PendingAudits, 0)
})
}
func TestVerifierOfflineNode(t *testing.T) {
testplanet.Run(t, testplanet.Config{
SatelliteCount: 1, StorageNodeCount: 4, UplinkCount: 1,
}, func(t *testing.T, ctx *testcontext.Context, planet *testplanet.Planet) {
planet.Satellites[0].Discovery.Service.Discovery.Pause()
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audits := planet.Satellites[0].Audit.Service
err := audits.Close()
require.NoError(t, err)
ul := planet.Uplinks[0]
testData := testrand.Bytes(8 * memory.KiB)
err = ul.Upload(ctx, planet.Satellites[0], "testbucket", "test/path", testData)
require.NoError(t, err)
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stripe, _, err := audits.Cursor.NextStripe(ctx)
require.NoError(t, err)
// stop the first node in the pointer
stoppedNodeID := stripe.Segment.GetRemote().GetRemotePieces()[0].NodeId
err = stopStorageNode(ctx, planet, stoppedNodeID)
require.NoError(t, err)
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report, err := audits.Verifier.Verify(ctx, stripe, nil)
require.NoError(t, err)
assert.Len(t, report.Successes, len(stripe.Segment.GetRemote().GetRemotePieces())-1)
assert.Len(t, report.Fails, 0)
assert.Len(t, report.Offlines, 1)
assert.Len(t, report.PendingAudits, 0)
})
}
func TestVerifierMissingPiece(t *testing.T) {
testplanet.Run(t, testplanet.Config{
SatelliteCount: 1, StorageNodeCount: 4, UplinkCount: 1,
}, func(t *testing.T, ctx *testcontext.Context, planet *testplanet.Planet) {
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audits := planet.Satellites[0].Audit.Service
err := audits.Close()
require.NoError(t, err)
ul := planet.Uplinks[0]
testData := testrand.Bytes(8 * memory.KiB)
err = ul.Upload(ctx, planet.Satellites[0], "testbucket", "test/path", testData)
require.NoError(t, err)
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stripe, _, err := audits.Cursor.NextStripe(ctx)
require.NoError(t, err)
// delete the piece from the first node
piece := stripe.Segment.GetRemote().GetRemotePieces()[0]
pieceID := stripe.Segment.GetRemote().RootPieceId.Derive(piece.NodeId, piece.PieceNum)
node := getStorageNode(planet, piece.NodeId)
err = node.Storage2.Store.Delete(ctx, planet.Satellites[0].ID(), pieceID)
require.NoError(t, err)
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report, err := audits.Verifier.Verify(ctx, stripe, nil)
require.NoError(t, err)
assert.Len(t, report.Successes, len(stripe.Segment.GetRemote().GetRemotePieces())-1)
assert.Len(t, report.Fails, 1)
assert.Len(t, report.Offlines, 0)
assert.Len(t, report.PendingAudits, 0)
})
}
func TestVerifierDialTimeout(t *testing.T) {
testplanet.Run(t, testplanet.Config{
SatelliteCount: 1, StorageNodeCount: 4, UplinkCount: 1,
}, func(t *testing.T, ctx *testcontext.Context, planet *testplanet.Planet) {
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audits := planet.Satellites[0].Audit.Service
err := audits.Close()
require.NoError(t, err)
ul := planet.Uplinks[0]
testData := testrand.Bytes(8 * memory.KiB)
err = ul.Upload(ctx, planet.Satellites[0], "testbucket", "test/path", testData)
require.NoError(t, err)
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stripe, _, err := audits.Cursor.NextStripe(ctx)
require.NoError(t, err)
network := &transport.SimulatedNetwork{
DialLatency: 200 * time.Second,
BytesPerSecond: 1 * memory.KiB,
}
tlsOpts, err := tlsopts.NewOptions(planet.Satellites[0].Identity, tlsopts.Config{})
require.NoError(t, err)
newTransport := transport.NewClientWithTimeouts(tlsOpts, transport.Timeouts{
Dial: 20 * time.Millisecond,
})
slowClient := network.NewClient(newTransport)
require.NotNil(t, slowClient)
// This config value will create a very short timeframe allowed for receiving
// data from storage nodes. This will cause context to cancel with timeout.
minBytesPerSecond := 100 * memory.KiB
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verifier := audit.NewVerifier(
planet.Satellites[0].Log.Named("verifier"),
planet.Satellites[0].Metainfo.Service,
slowClient,
planet.Satellites[0].Overlay.Service,
planet.Satellites[0].DB.Containment(),
planet.Satellites[0].Orders.Service,
planet.Satellites[0].Identity,
minBytesPerSecond,
5*time.Second)
report, err := verifier.Verify(ctx, stripe, nil)
require.True(t, audit.ErrNotEnoughShares.Has(err), "unexpected error: %+v", err)
assert.Len(t, report.Successes, 0)
assert.Len(t, report.Fails, 0)
assert.Len(t, report.Offlines, len(stripe.Segment.GetRemote().GetRemotePieces()))
assert.Len(t, report.PendingAudits, 0)
})
}
func TestVerifierDeletedSegment(t *testing.T) {
testplanet.Run(t, testplanet.Config{
SatelliteCount: 1, StorageNodeCount: 4, UplinkCount: 1,
}, func(t *testing.T, ctx *testcontext.Context, planet *testplanet.Planet) {
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audits := planet.Satellites[0].Audit.Service
err := audits.Close()
require.NoError(t, err)
ul := planet.Uplinks[0]
testData := testrand.Bytes(8 * memory.KiB)
err = ul.Upload(ctx, planet.Satellites[0], "testbucket", "test/path", testData)
require.NoError(t, err)
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stripe, _, err := audits.Cursor.NextStripe(ctx)
require.NoError(t, err)
// delete the file
err = ul.Delete(ctx, planet.Satellites[0], "testbucket", "test/path")
require.NoError(t, err)
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report, err := audits.Verifier.Verify(ctx, stripe, nil)
require.True(t, audit.ErrSegmentDeleted.Has(err))
assert.Empty(t, report)
})
}
func TestVerifierModifiedSegment(t *testing.T) {
testplanet.Run(t, testplanet.Config{
SatelliteCount: 1, StorageNodeCount: 4, UplinkCount: 1,
}, func(t *testing.T, ctx *testcontext.Context, planet *testplanet.Planet) {
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audits := planet.Satellites[0].Audit.Service
err := audits.Close()
require.NoError(t, err)
ul := planet.Uplinks[0]
testData := testrand.Bytes(8 * memory.KiB)
err = ul.Upload(ctx, planet.Satellites[0], "testbucket", "test/path", testData)
require.NoError(t, err)
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stripe, _, err := audits.Cursor.NextStripe(ctx)
require.NoError(t, err)
// replace the file
err = ul.Upload(ctx, planet.Satellites[0], "testbucket", "test/path", testData)
require.NoError(t, err)
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report, err := audits.Verifier.Verify(ctx, stripe, nil)
require.True(t, audit.ErrSegmentDeleted.Has(err))
assert.Empty(t, report)
})
}