262 lines
7.6 KiB
Go
262 lines
7.6 KiB
Go
// Copyright (C) 2019 Storj Labs, Inc.
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// See LICENSE for copying information.
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package overlay_test
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import (
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"runtime"
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"testing"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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"github.com/zeebo/errs"
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"storj.io/storj/internal/testcontext"
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"storj.io/storj/internal/testplanet"
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"storj.io/storj/pkg/overlay"
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"storj.io/storj/pkg/storj"
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)
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func TestOffline(t *testing.T) {
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testplanet.Run(t, testplanet.Config{
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SatelliteCount: 1, StorageNodeCount: 4, UplinkCount: 1,
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}, func(t *testing.T, ctx *testcontext.Context, planet *testplanet.Planet) {
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satellite := planet.Satellites[0]
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service := satellite.Overlay.Service
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// TODO: handle cleanup
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result, err := service.KnownUnreliableOrOffline(ctx, []storj.NodeID{
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planet.StorageNodes[0].ID(),
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})
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require.NoError(t, err)
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require.Empty(t, result)
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result, err = service.KnownUnreliableOrOffline(ctx, []storj.NodeID{
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planet.StorageNodes[0].ID(),
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planet.StorageNodes[1].ID(),
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planet.StorageNodes[2].ID(),
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})
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require.NoError(t, err)
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require.Empty(t, result)
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result, err = service.KnownUnreliableOrOffline(ctx, []storj.NodeID{
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planet.StorageNodes[0].ID(),
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storj.NodeID{1, 2, 3, 4}, //note that this succeeds by design
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planet.StorageNodes[2].ID(),
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})
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require.NoError(t, err)
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require.Len(t, result, 1)
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require.Equal(t, result[0], storj.NodeID{1, 2, 3, 4})
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})
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}
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func TestNodeSelection(t *testing.T) {
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testplanet.Run(t, testplanet.Config{
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SatelliteCount: 1, StorageNodeCount: 10, UplinkCount: 1,
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}, func(t *testing.T, ctx *testcontext.Context, planet *testplanet.Planet) {
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var err error
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satellite := planet.Satellites[0]
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// This sets audit counts of 0, 1, 2, 3, ... 9
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// so that we can fine-tune how many nodes are considered new or reputable
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// by modifying the audit count cutoff passed into FindStorageNodesWithPreferences
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for i, node := range planet.StorageNodes {
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for k := 0; k < i; k++ {
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_, err := satellite.DB.OverlayCache().UpdateStats(ctx, &overlay.UpdateRequest{
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NodeID: node.ID(),
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IsUp: true,
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AuditSuccess: true,
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AuditLambda: 1, AuditWeight: 1, AuditDQ: 0.5,
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UptimeLambda: 1, UptimeWeight: 1, UptimeDQ: 0.5,
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})
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require.NoError(t, err)
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}
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}
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// ensure all storagenodes are in overlay service
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for _, storageNode := range planet.StorageNodes {
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err = satellite.Overlay.Service.Put(ctx, storageNode.ID(), storageNode.Local().Node)
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assert.NoError(t, err)
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}
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type test struct {
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Preferences overlay.NodeSelectionConfig
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ExcludeCount int
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RequestCount int
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ExpectedCount int
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ShouldFailWith *errs.Class
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}
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for i, tt := range []test{
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{ // all reputable nodes, only reputable nodes requested
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Preferences: testNodeSelectionConfig(0, 0, false),
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RequestCount: 5,
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ExpectedCount: 5,
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},
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{ // all reputable nodes, reputable and new nodes requested
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Preferences: testNodeSelectionConfig(0, 1, false),
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RequestCount: 5,
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ExpectedCount: 5,
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},
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{ // 50-50 reputable and new nodes, not enough reputable nodes
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Preferences: testNodeSelectionConfig(5, 0, false),
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RequestCount: 10,
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ExpectedCount: 5,
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ShouldFailWith: &overlay.ErrNotEnoughNodes,
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},
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{ // 50-50 reputable and new nodes, reputable and new nodes requested, not enough reputable nodes
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Preferences: testNodeSelectionConfig(5, 0.2, false),
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RequestCount: 10,
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ExpectedCount: 7,
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ShouldFailWith: &overlay.ErrNotEnoughNodes,
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},
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{ // all new nodes except one, reputable and new nodes requested (happy path)
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Preferences: testNodeSelectionConfig(9, 0.5, false),
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RequestCount: 2,
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ExpectedCount: 2,
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},
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{ // all new nodes except one, reputable and new nodes requested (not happy path)
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Preferences: testNodeSelectionConfig(9, 0.5, false),
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RequestCount: 4,
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ExpectedCount: 3,
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ShouldFailWith: &overlay.ErrNotEnoughNodes,
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},
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{ // all new nodes, reputable and new nodes requested
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Preferences: testNodeSelectionConfig(50, 1, false),
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RequestCount: 2,
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ExpectedCount: 2,
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},
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{ // audit threshold edge case (1)
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Preferences: testNodeSelectionConfig(9, 0, false),
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RequestCount: 1,
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ExpectedCount: 1,
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},
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{ // excluded node ids being excluded
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Preferences: testNodeSelectionConfig(5, 0, false),
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ExcludeCount: 7,
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RequestCount: 5,
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ExpectedCount: 3,
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ShouldFailWith: &overlay.ErrNotEnoughNodes,
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},
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} {
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t.Logf("#%2d. %+v", i, tt)
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service := planet.Satellites[0].Overlay.Service
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var excludedNodes []storj.NodeID
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for _, storageNode := range planet.StorageNodes[:tt.ExcludeCount] {
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excludedNodes = append(excludedNodes, storageNode.ID())
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}
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response, err := service.FindStorageNodesWithPreferences(ctx, overlay.FindStorageNodesRequest{
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FreeBandwidth: 0,
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FreeDisk: 0,
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RequestedCount: tt.RequestCount,
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ExcludedNodes: excludedNodes,
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}, &tt.Preferences)
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t.Log(len(response), err)
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if tt.ShouldFailWith != nil {
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assert.Error(t, err)
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assert.True(t, tt.ShouldFailWith.Has(err))
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} else {
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assert.NoError(t, err)
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}
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assert.Equal(t, tt.ExpectedCount, len(response))
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}
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})
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}
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func TestDistinctIPs(t *testing.T) {
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if runtime.GOOS == "darwin" {
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t.Skip("Test does not work with macOS")
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}
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testplanet.Run(t, testplanet.Config{
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SatelliteCount: 1, StorageNodeCount: 10, UplinkCount: 1,
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Reconfigure: testplanet.Reconfigure{
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NewIPCount: 3,
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},
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}, func(t *testing.T, ctx *testcontext.Context, planet *testplanet.Planet) {
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satellite := planet.Satellites[0]
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service := satellite.Overlay.Service
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tests := []struct {
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nodeCount int
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duplicateCount int
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requestCount int
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preferences overlay.NodeSelectionConfig
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shouldFailWith *errs.Class
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}{
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{ // test only distinct IPs with half new nodes
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requestCount: 4,
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preferences: testNodeSelectionConfig(1, 0.5, true),
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},
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{ // test not enough distinct IPs
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requestCount: 7,
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preferences: testNodeSelectionConfig(0, 0, true),
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shouldFailWith: &overlay.ErrNotEnoughNodes,
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},
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{ // test distinct flag false allows duplicates
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duplicateCount: 10,
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requestCount: 5,
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preferences: testNodeSelectionConfig(0, 0.5, false),
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},
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}
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// This sets a reputable audit count for nodes[8] and nodes[9].
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for i := 9; i > 7; i-- {
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_, err := satellite.DB.OverlayCache().UpdateStats(ctx, &overlay.UpdateRequest{
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NodeID: planet.StorageNodes[i].ID(),
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IsUp: true,
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AuditSuccess: true,
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AuditLambda: 1,
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AuditWeight: 1,
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AuditDQ: 0.5,
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UptimeLambda: 1,
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UptimeWeight: 1,
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UptimeDQ: 0.5,
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})
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assert.NoError(t, err)
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}
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for _, tt := range tests {
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response, err := service.FindStorageNodesWithPreferences(ctx, overlay.FindStorageNodesRequest{
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FreeBandwidth: 0,
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FreeDisk: 0,
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RequestedCount: tt.requestCount,
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}, &tt.preferences)
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if tt.shouldFailWith != nil {
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assert.Error(t, err)
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assert.True(t, tt.shouldFailWith.Has(err))
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continue
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} else {
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require.NoError(t, err)
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}
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// assert all IPs are unique
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if tt.preferences.DistinctIP {
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ips := make(map[string]bool)
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for _, n := range response {
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assert.False(t, ips[n.LastIp])
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ips[n.LastIp] = true
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}
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}
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assert.Equal(t, tt.requestCount, len(response))
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}
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})
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}
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func TestAddrtoNetwork_Conversion(t *testing.T) {
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ctx := testcontext.New(t)
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ip := "8.8.8.8:28967"
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network, err := overlay.GetNetwork(ctx, ip)
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require.Equal(t, "8.8.8.0", network)
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require.NoError(t, err)
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ipv6 := "[fc00::1:200]:28967"
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network, err = overlay.GetNetwork(ctx, ipv6)
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require.Equal(t, "fc00::", network)
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require.NoError(t, err)
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}
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