frostfs-sdk-go/pool/pool_test.go
Denis Kirillov 618eeb8172 [#74] Add priority to nodes
Signed-off-by: Denis Kirillov <denis@nspcc.ru>
2021-11-26 16:17:45 +03:00

545 lines
15 KiB
Go

package pool
//go:generate mockgen -destination mock_test.go -package pool . Client
import (
"context"
"crypto/ecdsa"
"crypto/elliptic"
crand "crypto/rand"
"fmt"
"math/rand"
"testing"
"time"
"github.com/golang/mock/gomock"
"github.com/google/uuid"
"github.com/nspcc-dev/neofs-sdk-go/client"
"github.com/nspcc-dev/neofs-sdk-go/netmap"
"github.com/nspcc-dev/neofs-sdk-go/session"
"github.com/stretchr/testify/require"
"go.uber.org/zap"
)
func TestBuildPoolClientFailed(t *testing.T) {
clientBuilder := func(opts ...client.Option) (client.Client, error) {
return nil, fmt.Errorf("error")
}
pb := new(Builder)
pb.AddNode("peer0", 1, 1)
opts := &BuilderOptions{
Key: newPrivateKey(t),
clientBuilder: clientBuilder,
}
_, err := pb.Build(context.TODO(), opts)
require.Error(t, err)
}
func TestBuildPoolCreateSessionFailed(t *testing.T) {
t.Skip("NeoFS API client can't be mocked") // neofs-sdk-go#85
ctrl := gomock.NewController(t)
ni := &netmap.NodeInfo{}
ni.SetAddresses("addr1", "addr2")
clientBuilder := func(opts ...client.Option) (client.Client, error) {
mockClient := NewMockClient(ctrl)
mockClient.EXPECT().CreateSession(gomock.Any(), gomock.Any()).Return(nil, fmt.Errorf("error session")).AnyTimes()
mockClient.EXPECT().EndpointInfo(gomock.Any(), gomock.Any()).Return(&client.EndpointInfo{}, nil).AnyTimes()
return mockClient, nil
}
pb := new(Builder)
pb.AddNode("peer0", 1, 1)
opts := &BuilderOptions{
Key: newPrivateKey(t),
clientBuilder: clientBuilder,
}
_, err := pb.Build(context.TODO(), opts)
require.Error(t, err)
}
func newPrivateKey(t *testing.T) *ecdsa.PrivateKey {
p, err := ecdsa.GenerateKey(elliptic.P256(), crand.Reader)
require.NoError(t, err)
return p
}
func TestBuildPoolOneNodeFailed(t *testing.T) {
t.Skip("NeoFS API client can't be mocked") // neofs-sdk-go#85
ctrl := gomock.NewController(t)
ctrl2 := gomock.NewController(t)
ni := &netmap.NodeInfo{}
ni.SetAddresses("addr1", "addr2")
var expectedToken *session.Token
clientCount := -1
clientBuilder := func(opts ...client.Option) (client.Client, error) {
clientCount++
mockClient := NewMockClient(ctrl)
mockInvokes := 0
mockClient.EXPECT().CreateSession(gomock.Any(), gomock.Any()).DoAndReturn(func(_, _ interface{}, _ ...interface{}) (*session.Token, error) {
mockInvokes++
if mockInvokes == 1 {
expectedToken = newToken(t)
return nil, fmt.Errorf("error session")
}
return expectedToken, nil
}).AnyTimes()
mockClient.EXPECT().EndpointInfo(gomock.Any(), gomock.Any()).Return(nil, nil).AnyTimes()
mockClient2 := NewMockClient(ctrl2)
mockClient2.EXPECT().CreateSession(gomock.Any(), gomock.Any()).Return(nil, nil).AnyTimes()
mockClient2.EXPECT().EndpointInfo(gomock.Any(), gomock.Any()).Return(nil, nil).AnyTimes()
if clientCount == 0 {
return mockClient, nil
}
return mockClient2, nil
}
pb := new(Builder)
pb.AddNode("peer0", 9, 1)
pb.AddNode("peer1", 1, 1)
log, err := zap.NewProduction()
require.NoError(t, err)
opts := &BuilderOptions{
Key: newPrivateKey(t),
clientBuilder: clientBuilder,
ClientRebalanceInterval: 1000 * time.Millisecond,
Logger: log,
}
clientPool, err := pb.Build(context.TODO(), opts)
require.NoError(t, err)
t.Cleanup(clientPool.Close)
condition := func() bool {
_, st, err := clientPool.Connection()
return err == nil && st == expectedToken
}
require.Never(t, condition, 900*time.Millisecond, 100*time.Millisecond)
require.Eventually(t, condition, 3*time.Second, 300*time.Millisecond)
}
func TestBuildPoolZeroNodes(t *testing.T) {
pb := new(Builder)
opts := &BuilderOptions{
Key: newPrivateKey(t),
}
_, err := pb.Build(context.TODO(), opts)
require.Error(t, err)
}
func TestOneNode(t *testing.T) {
t.Skip("NeoFS API client can't be mocked") // neofs-sdk-go#85
ctrl := gomock.NewController(t)
tok := session.NewToken()
uid, err := uuid.New().MarshalBinary()
require.NoError(t, err)
tok.SetID(uid)
clientBuilder := func(opts ...client.Option) (client.Client, error) {
mockClient := NewMockClient(ctrl)
mockClient.EXPECT().CreateSession(gomock.Any(), gomock.Any()).Return(tok, nil)
mockClient.EXPECT().EndpointInfo(gomock.Any(), gomock.Any()).Return(&client.EndpointInfo{}, nil).AnyTimes()
return mockClient, nil
}
pb := new(Builder)
pb.AddNode("peer0", 1, 1)
opts := &BuilderOptions{
Key: newPrivateKey(t),
clientBuilder: clientBuilder,
}
pool, err := pb.Build(context.Background(), opts)
require.NoError(t, err)
t.Cleanup(pool.Close)
_, st, err := pool.Connection()
require.NoError(t, err)
require.Equal(t, tok, st)
}
func TestTwoNodes(t *testing.T) {
t.Skip("NeoFS API client can't be mocked") // neofs-sdk-go#85
ctrl := gomock.NewController(t)
var tokens []*session.Token
clientBuilder := func(opts ...client.Option) (client.Client, error) {
mockClient := NewMockClient(ctrl)
mockClient.EXPECT().CreateSession(gomock.Any(), gomock.Any()).DoAndReturn(func(_, _ interface{}, _ ...interface{}) (*session.Token, error) {
tok := session.NewToken()
uid, err := uuid.New().MarshalBinary()
require.NoError(t, err)
tok.SetID(uid)
tokens = append(tokens, tok)
return tok, err
})
mockClient.EXPECT().EndpointInfo(gomock.Any(), gomock.Any()).Return(&client.EndpointInfo{}, nil).AnyTimes()
return mockClient, nil
}
pb := new(Builder)
pb.AddNode("peer0", 1, 1)
pb.AddNode("peer1", 1, 1)
opts := &BuilderOptions{
Key: newPrivateKey(t),
clientBuilder: clientBuilder,
}
pool, err := pb.Build(context.Background(), opts)
require.NoError(t, err)
t.Cleanup(pool.Close)
_, st, err := pool.Connection()
require.NoError(t, err)
require.Contains(t, tokens, st)
}
func TestOneOfTwoFailed(t *testing.T) {
t.Skip("NeoFS API client can't be mocked") // neofs-sdk-go#85
ctrl := gomock.NewController(t)
ctrl2 := gomock.NewController(t)
var tokens []*session.Token
clientCount := -1
clientBuilder := func(opts ...client.Option) (client.Client, error) {
clientCount++
mockClient := NewMockClient(ctrl)
mockClient.EXPECT().CreateSession(gomock.Any(), gomock.Any(), gomock.Any()).DoAndReturn(func(_, _ interface{}, _ ...interface{}) (*session.Token, error) {
tok := newToken(t)
tokens = append(tokens, tok)
return tok, nil
}).AnyTimes()
mockClient.EXPECT().EndpointInfo(gomock.Any(), gomock.Any()).Return(nil, nil).AnyTimes()
mockClient2 := NewMockClient(ctrl2)
mockClient2.EXPECT().CreateSession(gomock.Any(), gomock.Any()).DoAndReturn(func(_, _ interface{}, _ ...interface{}) (*session.Token, error) {
tok := newToken(t)
tokens = append(tokens, tok)
return tok, nil
}).AnyTimes()
mockClient2.EXPECT().EndpointInfo(gomock.Any(), gomock.Any()).DoAndReturn(func(_ interface{}, _ ...interface{}) (*client.EndpointInfo, error) {
return nil, fmt.Errorf("error")
}).AnyTimes()
if clientCount == 0 {
return mockClient, nil
}
return mockClient2, nil
}
pb := new(Builder)
pb.AddNode("peer0", 1, 1)
pb.AddNode("peer1", 9, 1)
opts := &BuilderOptions{
Key: newPrivateKey(t),
clientBuilder: clientBuilder,
ClientRebalanceInterval: 200 * time.Millisecond,
}
pool, err := pb.Build(context.Background(), opts)
require.NoError(t, err)
t.Cleanup(pool.Close)
time.Sleep(2 * time.Second)
for i := 0; i < 5; i++ {
_, st, err := pool.Connection()
require.NoError(t, err)
require.Equal(t, tokens[0], st)
}
}
func TestTwoFailed(t *testing.T) {
t.Skip("NeoFS API client can't be mocked") // neofs-sdk-go#85
ctrl := gomock.NewController(t)
clientBuilder := func(opts ...client.Option) (client.Client, error) {
mockClient := NewMockClient(ctrl)
mockClient.EXPECT().CreateSession(gomock.Any(), gomock.Any(), gomock.Any()).Return(nil, nil).AnyTimes()
mockClient.EXPECT().EndpointInfo(gomock.Any(), gomock.Any()).Return(nil, fmt.Errorf("error")).AnyTimes()
return mockClient, nil
}
pb := new(Builder)
pb.AddNode("peer0", 1, 1)
pb.AddNode("peer1", 1, 1)
opts := &BuilderOptions{
Key: newPrivateKey(t),
clientBuilder: clientBuilder,
ClientRebalanceInterval: 200 * time.Millisecond,
}
pool, err := pb.Build(context.Background(), opts)
require.NoError(t, err)
t.Cleanup(pool.Close)
time.Sleep(2 * time.Second)
_, _, err = pool.Connection()
require.Error(t, err)
require.Contains(t, err.Error(), "no healthy")
}
func TestSessionCache(t *testing.T) {
t.Skip("NeoFS API client can't be mocked") // neofs-sdk-go#85
ctrl := gomock.NewController(t)
var tokens []*session.Token
clientBuilder := func(opts ...client.Option) (client.Client, error) {
mockClient := NewMockClient(ctrl)
mockClient.EXPECT().CreateSession(gomock.Any(), gomock.Any(), gomock.Any()).DoAndReturn(func(_, _ interface{}, _ ...interface{}) (*session.Token, error) {
tok := session.NewToken()
uid, err := uuid.New().MarshalBinary()
require.NoError(t, err)
tok.SetID(uid)
tokens = append(tokens, tok)
return tok, err
}).MaxTimes(3)
mockClient.EXPECT().GetObject(gomock.Any(), gomock.Any(), gomock.Any(), gomock.Any()).Return(nil, fmt.Errorf("session token does not exist"))
mockClient.EXPECT().PutObject(gomock.Any(), gomock.Any(), gomock.Any(), gomock.Any()).Return(nil, nil)
return mockClient, nil
}
pb := new(Builder)
pb.AddNode("peer0", 1, 1)
opts := &BuilderOptions{
Key: newPrivateKey(t),
clientBuilder: clientBuilder,
ClientRebalanceInterval: 30 * time.Second,
}
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
pool, err := pb.Build(ctx, opts)
require.NoError(t, err)
t.Cleanup(pool.Close)
// cache must contain session token
_, st, err := pool.Connection()
require.NoError(t, err)
require.Contains(t, tokens, st)
_, err = pool.GetObject(ctx, nil, retry())
require.Error(t, err)
// cache must not contain session token
_, st, err = pool.Connection()
require.NoError(t, err)
require.Nil(t, st)
_, err = pool.PutObject(ctx, nil)
require.NoError(t, err)
// cache must contain session token
_, st, err = pool.Connection()
require.NoError(t, err)
require.Contains(t, tokens, st)
}
func TestPriority(t *testing.T) {
t.Skip("NeoFS API client can't be mocked") // neofs-sdk-go#85
ctrl := gomock.NewController(t)
ctrl2 := gomock.NewController(t)
var tokens []*session.Token
clientCount := -1
clientBuilder := func(opts ...client.Option) (client.Client, error) {
clientCount++
mockClient := NewMockClient(ctrl)
mockClient.EXPECT().CreateSession(gomock.Any(), gomock.Any(), gomock.Any()).DoAndReturn(func(_, _ interface{}, _ ...interface{}) (*session.Token, error) {
tok := newToken(t)
tokens = append(tokens, tok)
return tok, nil
}).AnyTimes()
mockClient.EXPECT().EndpointInfo(gomock.Any(), gomock.Any()).Return(nil, fmt.Errorf("error")).AnyTimes()
mockClient2 := NewMockClient(ctrl2)
mockClient2.EXPECT().CreateSession(gomock.Any(), gomock.Any()).DoAndReturn(func(_, _ interface{}, _ ...interface{}) (*session.Token, error) {
tok := newToken(t)
tokens = append(tokens, tok)
return tok, nil
}).AnyTimes()
mockClient2.EXPECT().EndpointInfo(gomock.Any(), gomock.Any()).Return(nil, nil).AnyTimes()
if clientCount == 0 {
return mockClient, nil
}
return mockClient2, nil
}
pb := new(Builder)
pb.AddNode("peer0", 1, 1)
pb.AddNode("peer1", 2, 100)
opts := &BuilderOptions{
Key: newPrivateKey(t),
clientBuilder: clientBuilder,
ClientRebalanceInterval: 1500 * time.Millisecond,
}
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
pool, err := pb.Build(ctx, opts)
require.NoError(t, err)
t.Cleanup(pool.Close)
firstNode := func() bool {
_, st, err := pool.Connection()
require.NoError(t, err)
return st == tokens[0]
}
secondNode := func() bool {
_, st, err := pool.Connection()
require.NoError(t, err)
return st == tokens[1]
}
require.Never(t, secondNode, time.Second, 200*time.Millisecond)
require.Eventually(t, secondNode, time.Second, 200*time.Millisecond)
require.Never(t, firstNode, time.Second, 200*time.Millisecond)
}
func TestSessionCacheWithKey(t *testing.T) {
t.Skip("NeoFS API client can't be mocked") // neofs-sdk-go#85
ctrl := gomock.NewController(t)
var tokens []*session.Token
clientBuilder := func(opts ...client.Option) (client.Client, error) {
mockClient := NewMockClient(ctrl)
mockClient.EXPECT().CreateSession(gomock.Any(), gomock.Any(), gomock.Any()).DoAndReturn(func(_, _ interface{}, _ ...interface{}) (*session.Token, error) {
tok := session.NewToken()
uid, err := uuid.New().MarshalBinary()
require.NoError(t, err)
tok.SetID(uid)
tokens = append(tokens, tok)
return tok, err
}).MaxTimes(2)
mockClient.EXPECT().GetObject(gomock.Any(), gomock.Any(), gomock.Any(), gomock.Any()).Return(nil, nil)
return mockClient, nil
}
pb := new(Builder)
pb.AddNode("peer0", 1, 1)
opts := &BuilderOptions{
Key: newPrivateKey(t),
clientBuilder: clientBuilder,
ClientRebalanceInterval: 30 * time.Second,
}
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
pool, err := pb.Build(ctx, opts)
require.NoError(t, err)
// cache must contain session token
_, st, err := pool.Connection()
require.NoError(t, err)
require.Contains(t, tokens, st)
_, err = pool.GetObject(ctx, nil, WithKey(newPrivateKey(t)))
require.NoError(t, err)
require.Len(t, tokens, 2)
}
func newToken(t *testing.T) *session.Token {
tok := session.NewToken()
uid, err := uuid.New().MarshalBinary()
require.NoError(t, err)
tok.SetID(uid)
return tok
}
func TestWaitPresence(t *testing.T) {
t.Skip("NeoFS API client can't be mocked") // neofs-sdk-go#85
ctrl := gomock.NewController(t)
mockClient := NewMockClient(ctrl)
mockClient.EXPECT().CreateSession(gomock.Any(), gomock.Any(), gomock.Any()).Return(nil, nil).AnyTimes()
mockClient.EXPECT().EndpointInfo(gomock.Any(), gomock.Any()).Return(nil, nil).AnyTimes()
mockClient.EXPECT().GetContainer(gomock.Any(), gomock.Any(), gomock.Any()).Return(nil, nil).AnyTimes()
cache, err := NewCache()
require.NoError(t, err)
inner := &innerPool{
sampler: NewSampler([]float64{1}, rand.NewSource(0)),
clientPacks: []*clientPack{{
client: mockClient,
healthy: true,
}},
}
p := &pool{
innerPools: []*innerPool{inner},
key: newPrivateKey(t),
cache: cache,
}
t.Run("context canceled", func(t *testing.T) {
ctx, cancel := context.WithCancel(context.Background())
go func() {
time.Sleep(500 * time.Millisecond)
cancel()
}()
err := p.WaitForContainerPresence(ctx, nil, DefaultPollingParams())
require.Error(t, err)
require.Contains(t, err.Error(), "context canceled")
})
t.Run("context deadline exceeded", func(t *testing.T) {
ctx := context.Background()
err := p.WaitForContainerPresence(ctx, nil, &ContainerPollingParams{
CreationTimeout: 500 * time.Millisecond,
PollInterval: 5 * time.Second,
})
require.Error(t, err)
require.Contains(t, err.Error(), "context deadline exceeded")
})
t.Run("ok", func(t *testing.T) {
ctx := context.Background()
err := p.WaitForContainerPresence(ctx, nil, &ContainerPollingParams{
CreationTimeout: 10 * time.Second,
PollInterval: 500 * time.Millisecond,
})
require.NoError(t, err)
})
}