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491 lines
11 KiB
Go
491 lines
11 KiB
Go
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package meta
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import (
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"testing"
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"github.com/stretchr/testify/suite"
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"github.com/milvus-io/milvus/internal/proto/querypb"
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"github.com/milvus-io/milvus/pkg/util/typeutil"
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)
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type expectedReplicaPlan struct {
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newRONodes int
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recoverNodes int
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incomingNodeCount int
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expectedNodeCount int
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}
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type testCase struct {
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collectionID typeutil.UniqueID // collection id
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rgToReplicas map[string][]*Replica // from resource group to replicas
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rgs map[string]typeutil.UniqueSet // from resource group to nodes
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expectedPlan map[typeutil.UniqueID]expectedReplicaPlan // from replica id to expected plan
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expectedNewIncomingNodes map[string]typeutil.UniqueSet // from resource group to incoming nodes
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}
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type CollectionAssignmentHelperSuite struct {
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suite.Suite
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}
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func (s *CollectionAssignmentHelperSuite) TestNoModificationCase() {
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s.runCase(testCase{
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collectionID: 1,
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rgToReplicas: map[string][]*Replica{
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"rg1": {
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newReplica(&querypb.Replica{
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ID: 1,
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CollectionID: 1,
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Nodes: []int64{1, 2, 3, 4},
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RoNodes: []int64{},
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}),
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},
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"rg2": {
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newReplica(&querypb.Replica{
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ID: 2,
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CollectionID: 1,
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Nodes: []int64{5, 6},
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RoNodes: []int64{},
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}),
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newReplica(&querypb.Replica{
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ID: 3,
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CollectionID: 1,
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Nodes: []int64{7, 8},
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RoNodes: []int64{},
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}),
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},
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},
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rgs: map[string]typeutil.UniqueSet{
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"rg1": typeutil.NewUniqueSet(1, 2, 3, 4),
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"rg2": typeutil.NewUniqueSet(5, 6, 7, 8),
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},
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expectedPlan: map[typeutil.UniqueID]expectedReplicaPlan{
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1: {
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newRONodes: 0,
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recoverNodes: 0,
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incomingNodeCount: 0,
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expectedNodeCount: 4,
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},
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2: {
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newRONodes: 0,
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recoverNodes: 0,
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incomingNodeCount: 0,
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expectedNodeCount: 2,
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},
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3: {
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newRONodes: 0,
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recoverNodes: 0,
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incomingNodeCount: 0,
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expectedNodeCount: 2,
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},
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},
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expectedNewIncomingNodes: map[string]typeutil.UniqueSet{
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"rg1": typeutil.NewUniqueSet(),
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"rg2": typeutil.NewUniqueSet(),
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},
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})
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s.runCase(testCase{
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collectionID: 1,
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rgToReplicas: map[string][]*Replica{
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"rg1": {
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newReplica(&querypb.Replica{
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ID: 1,
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CollectionID: 1,
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Nodes: []int64{1, 2, 3, 4},
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RoNodes: []int64{},
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}),
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},
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"rg2": {
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newReplica(&querypb.Replica{
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ID: 2,
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CollectionID: 1,
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Nodes: []int64{5},
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RoNodes: []int64{},
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}),
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newReplica(&querypb.Replica{
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ID: 3,
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CollectionID: 1,
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Nodes: []int64{6, 7},
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RoNodes: []int64{},
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}),
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},
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},
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rgs: map[string]typeutil.UniqueSet{
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"rg1": typeutil.NewUniqueSet(1, 2, 3, 4),
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"rg2": typeutil.NewUniqueSet(5, 6, 7),
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},
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expectedPlan: map[typeutil.UniqueID]expectedReplicaPlan{
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1: {
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newRONodes: 0,
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recoverNodes: 0,
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incomingNodeCount: 0,
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expectedNodeCount: 4,
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},
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2: {
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newRONodes: 0,
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recoverNodes: 0,
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incomingNodeCount: 0,
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expectedNodeCount: 1,
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},
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3: {
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newRONodes: 0,
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recoverNodes: 0,
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incomingNodeCount: 0,
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expectedNodeCount: 2,
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},
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},
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expectedNewIncomingNodes: map[string]typeutil.UniqueSet{
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"rg1": typeutil.NewUniqueSet(),
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"rg2": typeutil.NewUniqueSet(),
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},
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})
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}
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func (s *CollectionAssignmentHelperSuite) TestRO() {
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s.runCase(testCase{
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collectionID: 1,
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rgToReplicas: map[string][]*Replica{
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"rg1": {
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newReplica(&querypb.Replica{
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ID: 1,
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CollectionID: 1,
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Nodes: []int64{1, 2, 3, 4, 5},
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RoNodes: []int64{},
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}),
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},
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"rg2": {
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newReplica(&querypb.Replica{
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ID: 2,
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CollectionID: 1,
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Nodes: []int64{6},
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RoNodes: []int64{},
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}),
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newReplica(&querypb.Replica{
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ID: 3,
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CollectionID: 1,
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Nodes: []int64{7, 8},
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RoNodes: []int64{},
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}),
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},
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},
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rgs: map[string]typeutil.UniqueSet{
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"rg1": typeutil.NewUniqueSet(1, 2, 3, 4),
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"rg2": typeutil.NewUniqueSet(5, 6, 7, 8),
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},
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expectedPlan: map[typeutil.UniqueID]expectedReplicaPlan{
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1: {
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newRONodes: 1,
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recoverNodes: 0,
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incomingNodeCount: 0,
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expectedNodeCount: 4,
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},
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2: {
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newRONodes: 0,
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recoverNodes: 0,
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incomingNodeCount: 0,
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expectedNodeCount: 1,
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},
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3: {
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newRONodes: 0,
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recoverNodes: 0,
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incomingNodeCount: 0,
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expectedNodeCount: 2,
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},
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},
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expectedNewIncomingNodes: map[string]typeutil.UniqueSet{
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"rg1": typeutil.NewUniqueSet(),
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"rg2": typeutil.NewUniqueSet(), // 5 is still used rg1 of replica 1.
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},
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})
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s.runCase(testCase{
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collectionID: 1,
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rgToReplicas: map[string][]*Replica{
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"rg1": {
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newReplica(&querypb.Replica{
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ID: 1,
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CollectionID: 1,
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Nodes: []int64{1, 2, 3, 4, 5},
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RoNodes: []int64{},
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}),
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},
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"rg2": {
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newReplica(&querypb.Replica{
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ID: 2,
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CollectionID: 1,
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Nodes: []int64{6},
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RoNodes: []int64{},
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}),
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newReplica(&querypb.Replica{
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ID: 3,
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CollectionID: 1,
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Nodes: []int64{7, 8},
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RoNodes: []int64{},
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}),
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},
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},
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rgs: map[string]typeutil.UniqueSet{
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"rg1": typeutil.NewUniqueSet(1, 2, 3, 4),
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"rg2": typeutil.NewUniqueSet(5, 7, 8),
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},
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expectedPlan: map[typeutil.UniqueID]expectedReplicaPlan{
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1: {
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newRONodes: 1,
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recoverNodes: 0,
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incomingNodeCount: 0,
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expectedNodeCount: 4,
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},
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2: {
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newRONodes: 1,
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recoverNodes: 0,
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incomingNodeCount: 1,
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expectedNodeCount: 1,
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},
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3: {
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newRONodes: 1,
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recoverNodes: 0,
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incomingNodeCount: 0,
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expectedNodeCount: 1,
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},
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},
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expectedNewIncomingNodes: map[string]typeutil.UniqueSet{
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"rg1": typeutil.NewUniqueSet(),
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"rg2": typeutil.NewUniqueSet(), // 5 is still used rg1 of replica 1.
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},
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})
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}
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func (s *CollectionAssignmentHelperSuite) TestIncomingNode() {
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s.runCase(testCase{
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collectionID: 1,
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rgToReplicas: map[string][]*Replica{
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"rg1": {
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newReplica(&querypb.Replica{
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ID: 1,
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CollectionID: 1,
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Nodes: []int64{1, 2},
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RoNodes: []int64{5},
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}),
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},
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"rg2": {
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newReplica(&querypb.Replica{
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ID: 2,
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CollectionID: 1,
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Nodes: []int64{6},
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RoNodes: []int64{},
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}),
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newReplica(&querypb.Replica{
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ID: 3,
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CollectionID: 1,
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Nodes: []int64{7},
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RoNodes: []int64{},
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}),
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},
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},
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rgs: map[string]typeutil.UniqueSet{
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"rg1": typeutil.NewUniqueSet(1, 2, 3, 4),
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"rg2": typeutil.NewUniqueSet(5, 6, 7, 8),
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},
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expectedPlan: map[typeutil.UniqueID]expectedReplicaPlan{
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1: {
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newRONodes: 0,
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recoverNodes: 0,
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incomingNodeCount: 2,
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expectedNodeCount: 4,
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},
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2: {
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newRONodes: 0,
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recoverNodes: 0,
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incomingNodeCount: 0,
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expectedNodeCount: 1,
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},
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3: {
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newRONodes: 0,
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recoverNodes: 0,
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incomingNodeCount: 1,
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expectedNodeCount: 2,
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},
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},
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expectedNewIncomingNodes: map[string]typeutil.UniqueSet{
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"rg1": typeutil.NewUniqueSet(3, 4),
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"rg2": typeutil.NewUniqueSet(8),
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},
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})
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}
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func (s *CollectionAssignmentHelperSuite) TestRecoverNode() {
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s.runCase(testCase{
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collectionID: 1,
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rgToReplicas: map[string][]*Replica{
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"rg1": {
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newReplica(&querypb.Replica{
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ID: 1,
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CollectionID: 1,
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Nodes: []int64{1, 2},
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RoNodes: []int64{3},
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}),
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},
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"rg2": {
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newReplica(&querypb.Replica{
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ID: 2,
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CollectionID: 1,
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Nodes: []int64{6},
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RoNodes: []int64{7},
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}),
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newReplica(&querypb.Replica{
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ID: 3,
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CollectionID: 1,
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Nodes: []int64{8},
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RoNodes: []int64{},
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}),
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},
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},
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rgs: map[string]typeutil.UniqueSet{
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"rg1": typeutil.NewUniqueSet(1, 2, 3, 4),
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"rg2": typeutil.NewUniqueSet(5, 6, 7, 8),
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},
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expectedPlan: map[typeutil.UniqueID]expectedReplicaPlan{
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1: {
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newRONodes: 0,
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recoverNodes: 1,
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incomingNodeCount: 1,
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expectedNodeCount: 4,
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},
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2: {
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newRONodes: 0,
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recoverNodes: 1,
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incomingNodeCount: 0,
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expectedNodeCount: 2,
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},
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3: {
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newRONodes: 0,
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recoverNodes: 0,
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incomingNodeCount: 1,
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expectedNodeCount: 2,
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},
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},
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expectedNewIncomingNodes: map[string]typeutil.UniqueSet{
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"rg1": typeutil.NewUniqueSet(4),
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"rg2": typeutil.NewUniqueSet(5),
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},
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})
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}
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func (s *CollectionAssignmentHelperSuite) TestMixRecoverNode() {
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s.runCase(testCase{
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collectionID: 1,
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rgToReplicas: map[string][]*Replica{
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"rg1": {
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newReplica(&querypb.Replica{
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ID: 1,
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CollectionID: 1,
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Nodes: []int64{1, 2},
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RoNodes: []int64{3},
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}),
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},
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"rg2": {
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newReplica(&querypb.Replica{
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ID: 2,
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CollectionID: 1,
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Nodes: []int64{6},
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RoNodes: []int64{7},
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}),
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newReplica(&querypb.Replica{
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ID: 3,
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CollectionID: 1,
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Nodes: []int64{8},
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RoNodes: []int64{},
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}),
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},
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"rg3": {
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newReplica(&querypb.Replica{
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ID: 4,
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CollectionID: 1,
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Nodes: []int64{9},
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RoNodes: []int64{},
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}),
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newReplica(&querypb.Replica{
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ID: 5,
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CollectionID: 1,
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Nodes: []int64{10},
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RoNodes: []int64{},
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}),
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},
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},
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rgs: map[string]typeutil.UniqueSet{
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"rg1": typeutil.NewUniqueSet(1, 2, 3, 4),
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"rg2": typeutil.NewUniqueSet(5, 6, 7),
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"rg3": typeutil.NewUniqueSet(8, 9, 10),
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},
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expectedPlan: map[typeutil.UniqueID]expectedReplicaPlan{
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1: {
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newRONodes: 0,
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recoverNodes: 1,
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incomingNodeCount: 1,
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expectedNodeCount: 4,
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},
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2: {
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newRONodes: 0,
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recoverNodes: 1,
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incomingNodeCount: 0,
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expectedNodeCount: 2,
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},
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3: {
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newRONodes: 1,
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recoverNodes: 0,
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incomingNodeCount: 1,
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expectedNodeCount: 1,
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},
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4: {
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newRONodes: 0,
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recoverNodes: 0,
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incomingNodeCount: 0,
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expectedNodeCount: 1,
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},
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5: {
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newRONodes: 0,
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recoverNodes: 0,
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incomingNodeCount: 0,
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expectedNodeCount: 1,
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},
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},
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expectedNewIncomingNodes: map[string]typeutil.UniqueSet{
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"rg1": typeutil.NewUniqueSet(4),
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"rg2": typeutil.NewUniqueSet(5),
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"rg3": typeutil.NewUniqueSet(),
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},
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})
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}
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func (s *CollectionAssignmentHelperSuite) runCase(c testCase) {
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cHelper := newCollectionAssignmentHelper(c.collectionID, c.rgToReplicas, c.rgs)
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cHelper.RangeOverResourceGroup(func(rHelper *replicasInSameRGAssignmentHelper) {
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||
|
s.ElementsMatch(c.expectedNewIncomingNodes[rHelper.rgName].Collect(), rHelper.incomingNodes.Collect())
|
||
|
rHelper.RangeOverReplicas(func(assignment *replicaAssignmentInfo) {
|
||
|
roNodes := assignment.GetNewRONodes()
|
||
|
recoverNodes, incomingNodes := assignment.GetRecoverNodesAndIncomingNodeCount()
|
||
|
plan := c.expectedPlan[assignment.GetReplicaID()]
|
||
|
s.Equal(
|
||
|
plan.newRONodes,
|
||
|
len(roNodes),
|
||
|
)
|
||
|
s.Equal(
|
||
|
plan.incomingNodeCount,
|
||
|
incomingNodes,
|
||
|
)
|
||
|
s.Equal(
|
||
|
plan.recoverNodes,
|
||
|
len(recoverNodes),
|
||
|
)
|
||
|
s.Equal(
|
||
|
plan.expectedNodeCount,
|
||
|
assignment.expectedNodeCount,
|
||
|
)
|
||
|
})
|
||
|
})
|
||
|
}
|
||
|
|
||
|
func TestCollectionAssignmentHelper(t *testing.T) {
|
||
|
suite.Run(t, new(CollectionAssignmentHelperSuite))
|
||
|
}
|