storj/satellite/gc/piecetracker/observer_test.go

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// Copyright (C) 2023 Storj Labs, Inc.
// See LICENSE for copying information.
package piecetracker_test
import (
"fmt"
"testing"
"github.com/stretchr/testify/require"
"go.uber.org/zap"
"storj.io/common/memory"
"storj.io/common/testcontext"
"storj.io/common/testrand"
"storj.io/storj/private/testplanet"
"storj.io/storj/satellite"
)
func TestObserverPieceTracker(t *testing.T) {
testplanet.Run(t, testplanet.Config{
SatelliteCount: 1, StorageNodeCount: 4, UplinkCount: 1,
Reconfigure: testplanet.Reconfigure{
Satellite: func(log *zap.Logger, index int, config *satellite.Config) {
config.PieceTracker.UseRangedLoop = true
config.RangedLoop.Parallelism = 4
config.RangedLoop.BatchSize = 4
// configure RS
config.Metainfo.RS.Min = 2
config.Metainfo.RS.Repair = 3
config.Metainfo.RS.Success = 4
config.Metainfo.RS.Total = 4
},
},
}, func(t *testing.T, ctx *testcontext.Context, planet *testplanet.Planet) {
// ensure that the piece counts are empty
pieceCounts, err := planet.Satellites[0].Overlay.DB.AllPieceCounts(ctx)
require.NoError(t, err)
require.Equal(t, 0, len(pieceCounts))
// Setup: create 50KiB of data for the uplink to upload
testdata := testrand.Bytes(50 * memory.KiB)
testBucket := "testbucket"
err = planet.Uplinks[0].Upload(ctx, planet.Satellites[0], testBucket, "test/path", testdata)
require.NoError(t, err)
// Run the ranged loop
_, err = planet.Satellites[0].RangedLoop.RangedLoop.Service.RunOnce(ctx)
require.NoError(t, err)
// Check that the piece counts are correct
pieceCounts, err = planet.Satellites[0].Overlay.DB.AllPieceCounts(ctx)
require.NoError(t, err)
require.True(t, len(pieceCounts) > 0)
for node, count := range pieceCounts {
require.Equal(t, int64(1), count, "node %s should have 1 piece", node)
}
// upload more objects
numOfObjects := 10
for i := 0; i < numOfObjects; i++ {
err = planet.Uplinks[0].Upload(ctx, planet.Satellites[0], testBucket, fmt.Sprintf("test/path%d", i), testdata)
require.NoError(t, err)
}
// Run the ranged loop again
_, err = planet.Satellites[0].RangedLoop.RangedLoop.Service.RunOnce(ctx)
require.NoError(t, err)
// Check that the piece counts are correct
pieceCounts, err = planet.Satellites[0].Overlay.DB.AllPieceCounts(ctx)
require.NoError(t, err)
require.True(t, len(pieceCounts) > 0)
for node, count := range pieceCounts {
require.Equal(t, int64(numOfObjects+1), count, "node %s should have %d pieces", node, numOfObjects+1)
}
})
}