storj/satellite/metainfo/service_test.go

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// Copyright (C) 2019 Storj Labs, Inc.
// See LICENSE for copying information.
package metainfo_test
import (
"context"
"testing"
"github.com/stretchr/testify/require"
"storj.io/common/memory"
"storj.io/common/pb"
"storj.io/common/storj"
"storj.io/common/testcontext"
"storj.io/common/testrand"
"storj.io/storj/private/testplanet"
"storj.io/storj/satellite/metainfo"
"storj.io/storj/storage"
)
func TestIterate(t *testing.T) {
testplanet.Run(t, testplanet.Config{
SatelliteCount: 1, StorageNodeCount: 6, UplinkCount: 1,
}, func(t *testing.T, ctx *testcontext.Context, planet *testplanet.Planet) {
saPeer := planet.Satellites[0]
uplinkPeer := planet.Uplinks[0]
// Setup: create 2 test buckets
err := uplinkPeer.CreateBucket(ctx, saPeer, "test1")
require.NoError(t, err)
err = uplinkPeer.CreateBucket(ctx, saPeer, "test2")
require.NoError(t, err)
// Setup: upload an object in one of the buckets
expectedData := testrand.Bytes(50 * memory.KiB)
err = uplinkPeer.Upload(ctx, saPeer, "test2", "test/path", expectedData)
require.NoError(t, err)
// Test: Confirm that only the objects are in pointerDB
// and not the bucket metadata
var itemCount int
err = saPeer.Metainfo.Database.Iterate(ctx, storage.IterateOptions{Recurse: true},
func(ctx context.Context, it storage.Iterator) error {
var item storage.ListItem
for it.Next(ctx, &item) {
itemCount++
pathElements := storj.SplitPath(storj.Path(item.Key))
// there should not be any objects in pointerDB with less than 4 path
// elements. i.e buckets should not be stored in pointerDB
require.True(t, len(pathElements) > 3)
}
return nil
})
require.NoError(t, err)
// There should only be 1 item in pointerDB, the one object
require.Equal(t, 1, itemCount)
})
}
func TestUpdatePiecesCheckDuplicates(t *testing.T) {
testplanet.Run(t, testplanet.Config{
SatelliteCount: 1, StorageNodeCount: 3, UplinkCount: 1,
Reconfigure: testplanet.Reconfigure{
Satellite: testplanet.ReconfigureRS(1, 1, 3, 3),
},
}, func(t *testing.T, ctx *testcontext.Context, planet *testplanet.Planet) {
satellite := planet.Satellites[0]
uplinkPeer := planet.Uplinks[0]
path := "test/path"
err := uplinkPeer.Upload(ctx, satellite, "test1", path, testrand.Bytes(5*memory.KiB))
require.NoError(t, err)
keys, err := satellite.Metainfo.Database.List(ctx, nil, 1)
require.NoError(t, err)
var pointer *pb.Pointer
var encPath string
for _, key := range keys {
encPath = string(key)
pointer, err = satellite.Metainfo.Service.Get(ctx, encPath)
require.NoError(t, err)
break
}
require.NotNil(t, pointer)
require.NotNil(t, encPath)
pieces := pointer.GetRemote().GetRemotePieces()
require.False(t, hasDuplicates(pointer.GetRemote().GetRemotePieces()))
// Remove second piece in the list and replace it with
// a piece on the first node.
// This way we can ensure that we use a valid piece num.
removePiece := &pb.RemotePiece{
PieceNum: pieces[1].PieceNum,
NodeId: pieces[1].NodeId,
}
addPiece := &pb.RemotePiece{
PieceNum: pieces[1].PieceNum,
NodeId: pieces[0].NodeId,
}
// test no duplicates
updPointer, err := satellite.Metainfo.Service.UpdatePiecesCheckDuplicates(ctx, encPath, pointer, []*pb.RemotePiece{addPiece}, []*pb.RemotePiece{removePiece}, true)
require.True(t, metainfo.ErrNodeAlreadyExists.Has(err))
require.False(t, hasDuplicates(updPointer.GetRemote().GetRemotePieces()))
// test allow duplicates
updPointer, err = satellite.Metainfo.Service.UpdatePieces(ctx, encPath, pointer, []*pb.RemotePiece{addPiece}, []*pb.RemotePiece{removePiece})
require.NoError(t, err)
require.True(t, hasDuplicates(updPointer.GetRemote().GetRemotePieces()))
})
}
func hasDuplicates(pieces []*pb.RemotePiece) bool {
nodePieceCounts := make(map[storj.NodeID]int)
for _, piece := range pieces {
nodePieceCounts[piece.NodeId]++
}
for _, count := range nodePieceCounts {
if count > 1 {
return true
}
}
return false
}