frostfs-node/pkg/network/transport/object/grpc/ranges_test.go

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package object
import (
"bytes"
"context"
"testing"
"time"
"github.com/nspcc-dev/neofs-api-go/hash"
"github.com/nspcc-dev/neofs-api-go/object"
"github.com/nspcc-dev/neofs-api-go/service"
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_range "github.com/nspcc-dev/neofs-node/pkg/network/transport/object/grpc/range"
"github.com/nspcc-dev/neofs-node/pkg/services/object_manager/transport"
"github.com/pkg/errors"
"github.com/stretchr/testify/require"
"go.uber.org/zap"
)
type (
// Entity for mocking interfaces.
// Implementation of any interface intercepts arguments via f (if not nil).
// If err is not nil, it returns as it is. Otherwise, casted to needed type res returns w/o error.
testRangeEntity struct {
// Set of interfaces which entity must implement, but some methods from those does not call.
RangeChopper
object.Service_GetRangeServer
// Argument interceptor. Used for ascertain of correct parameter passage between components.
f func(...interface{})
// Mocked result of any interface.
res interface{}
// Mocked error of any interface.
err error
}
)
var (
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_ _range.RelativeReceiver = (*testRangeEntity)(nil)
_ RangeChopper = (*testRangeEntity)(nil)
_ operationExecutor = (*testRangeEntity)(nil)
_ requestHandler = (*testRangeEntity)(nil)
_ rangeRevealer = (*testRangeEntity)(nil)
_ objectRangeReceiver = (*testRangeEntity)(nil)
_ object.Service_GetRangeServer = (*testRangeEntity)(nil)
_ responsePreparer = (*testRangeEntity)(nil)
)
func (s *testRangeEntity) prepareResponse(_ context.Context, req serviceRequest, resp serviceResponse) error {
if s.f != nil {
s.f(req, resp)
}
return s.err
}
func (s *testRangeEntity) Context() context.Context { return context.TODO() }
func (s *testRangeEntity) Send(r *GetRangeResponse) error {
if s.f != nil {
s.f(r)
}
return s.err
}
func (s *testRangeEntity) getRange(_ context.Context, t rangeTool) (interface{}, error) {
if s.f != nil {
s.f(t)
}
return s.res, s.err
}
func (s *testRangeEntity) reveal(_ context.Context, r *RangeDescriptor) ([]RangeDescriptor, error) {
if s.f != nil {
s.f(r)
}
if s.err != nil {
return nil, s.err
}
return s.res.([]RangeDescriptor), nil
}
func (s *testRangeEntity) Base(ctx context.Context, addr Address) (RangeDescriptor, error) {
if s.f != nil {
s.f(addr)
}
if s.err != nil {
return RangeDescriptor{}, s.err
}
return s.res.(RangeDescriptor), nil
}
func (s *testRangeEntity) Neighbor(ctx context.Context, addr Address, left bool) (RangeDescriptor, error) {
if s.f != nil {
s.f(addr, left)
}
if s.err != nil {
return RangeDescriptor{}, s.err
}
return s.res.(RangeDescriptor), nil
}
func (s *testRangeEntity) Chop(ctx context.Context, length, offset int64, fromStart bool) ([]RangeDescriptor, error) {
if s.f != nil {
s.f(length, offset, fromStart)
}
if s.err != nil {
return nil, s.err
}
return s.res.([]RangeDescriptor), nil
}
func (s *testRangeEntity) Closed() bool { return s.res.(bool) }
func (s *testRangeEntity) PutChopper(addr Address, chopper RangeChopper) error {
if s.f != nil {
s.f(addr, chopper)
}
return s.err
}
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func (s *testRangeEntity) GetChopper(addr Address, rc _range.RCType) (RangeChopper, error) {
if s.f != nil {
s.f(addr, rc)
}
if s.err != nil {
return nil, s.err
}
return s.res.(RangeChopper), nil
}
func (s *testRangeEntity) executeOperation(_ context.Context, i transport.MetaInfo, h responseItemHandler) error {
if s.f != nil {
s.f(i, h)
}
return s.err
}
func (s *testRangeEntity) handleRequest(_ context.Context, p handleRequestParams) (interface{}, error) {
if s.f != nil {
s.f(p)
}
return s.res, s.err
}
func Test_objectService_GetRange(t *testing.T) {
req := &GetRangeRequest{Address: testObjectAddress(t)}
t.Run("request handler error", func(t *testing.T) {
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rhErr := errors.New("test error for request handler")
s := &objectService{
statusCalculator: newStatusCalculator(),
}
s.requestHandler = &testRangeEntity{
f: func(items ...interface{}) {
t.Run("correct request handler params", func(t *testing.T) {
p := items[0].(handleRequestParams)
require.Equal(t, s, p.executor)
require.Equal(t, req, p.request)
})
},
err: rhErr, // force requestHandler to return rhErr
}
// ascertain that error returns as expected
require.EqualError(t, s.GetRange(req, new(testRangeEntity)), rhErr.Error())
})
t.Run("correct result", func(t *testing.T) {
fragment := testData(t, 10)
resp := &GetRangeResponse{Fragment: fragment}
s := objectService{
requestHandler: &testRangeEntity{
res: bytes.NewReader(fragment), // force requestHandler to return fragment
},
rangeChunkPreparer: &testRangeEntity{
f: func(items ...interface{}) {
require.Equal(t, req, items[0])
require.Equal(t, makeRangeResponse(fragment), items[1])
},
res: resp,
},
statusCalculator: newStatusCalculator(),
}
srv := &testRangeEntity{
f: func(items ...interface{}) {
require.Equal(t, resp, items[0])
},
}
require.NoError(t, s.GetRange(req, srv))
})
}
func Test_objectService_GetRangeHash(t *testing.T) {
ctx := context.TODO()
req := &GetRangeHashRequest{Address: testObjectAddress(t)}
t.Run("request handler error", func(t *testing.T) {
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rhErr := errors.New("test error for request handler")
s := &objectService{
statusCalculator: newStatusCalculator(),
}
s.requestHandler = &testRangeEntity{
f: func(items ...interface{}) {
t.Run("correct request handler params", func(t *testing.T) {
p := items[0].(handleRequestParams)
require.Equal(t, s, p.executor)
require.Equal(t, req, p.request)
})
},
err: rhErr, // force requestHandler to return rhErr
}
// ascertain that error returns as expected
res, err := s.GetRangeHash(ctx, req)
require.EqualError(t, err, rhErr.Error())
require.Nil(t, res)
})
t.Run("correct result", func(t *testing.T) {
hCount := 5
hashes := make([]Hash, 0, hCount)
for i := 0; i < hCount; i++ {
hashes = append(hashes, hash.Sum(testData(t, 10)))
}
s := objectService{
requestHandler: &testRangeEntity{
res: hashes, // force requestHandler to return fragments
},
respPreparer: &testRangeEntity{
f: func(items ...interface{}) {
require.Equal(t, req, items[0])
require.Equal(t, makeRangeHashResponse(hashes), items[1])
},
res: &GetRangeHashResponse{Hashes: hashes},
},
statusCalculator: newStatusCalculator(),
}
res, err := s.GetRangeHash(ctx, req)
require.NoError(t, err)
require.Equal(t, hashes, res.Hashes)
})
}
func Test_coreRangeReceiver(t *testing.T) {
ctx := context.TODO()
log := zap.L()
t.Run("range reveal failure", func(t *testing.T) {
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revErr := errors.New("test error for range revealer")
rt := newRawRangeHashInfo()
rt.setTTL(service.NonForwardingTTL)
rt.setAddress(testObjectAddress(t))
rt.setRanges([]Range{
{
Offset: 1,
Length: 2,
},
})
revealer := &testRangeEntity{
f: func(items ...interface{}) {
require.Equal(t, &RangeDescriptor{
Size: int64(rt.rngList[0].Length),
Offset: int64(rt.rngList[0].Offset),
Addr: rt.addr,
}, items[0])
},
err: revErr,
}
s := &coreRangeReceiver{
rngRevealer: revealer,
log: log,
}
res, err := s.getRange(ctx, rt)
require.EqualError(t, err, errPayloadRangeNotFound.Error())
require.Nil(t, res)
revealer.err = nil
revealer.res = make([]RangeDescriptor, 0)
res, err = s.getRange(ctx, rt)
require.EqualError(t, err, errPayloadRangeNotFound.Error())
require.Nil(t, res)
})
t.Run("get sub range failure", func(t *testing.T) {
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gErr := errors.New("test error for get range")
rt := newRawRangeHashInfo()
rt.setTTL(service.NonForwardingTTL)
rt.setAddress(testObjectAddress(t))
rt.setRanges([]Range{
{
Offset: 1,
Length: 2,
},
})
revealer := &testRangeEntity{
res: []RangeDescriptor{{Size: 3, Offset: 4, Addr: testObjectAddress(t)}},
}
called := false
revealer.f = func(items ...interface{}) {
if called {
revealer.err = gErr
return
}
called = true
}
s := &coreRangeReceiver{
rngRevealer: revealer,
log: log,
}
res, err := s.getRange(ctx, rt)
require.EqualError(t, err, errPayloadRangeNotFound.Error())
require.Nil(t, res)
})
t.Run("non-forwarding behavior", func(t *testing.T) {
rt := newRawRangeHashInfo()
rt.setTTL(service.NonForwardingTTL - 1)
rt.setAddress(testObjectAddress(t))
rt.setRanges([]Range{
{
Offset: 1,
Length: 2,
},
})
rd := RangeDescriptor{
Size: int64(rt.rngList[0].Length),
Offset: int64(rt.rngList[0].Offset),
Addr: rt.addr,
}
d := hash.Sum(testData(t, 10))
s := &coreRangeReceiver{
straightRngRecv: &testRangeEntity{
f: func(items ...interface{}) {
require.Equal(t, rt.budOff(&rd), items[0])
},
res: d,
},
}
res, err := s.getRange(ctx, rt)
require.NoError(t, err)
require.Equal(t, d, res)
})
t.Run("correct result concat", func(t *testing.T) {
rt := newRawRangeHashInfo()
rt.setTTL(service.NonForwardingTTL)
rt.setRanges([]Range{
{},
})
revealer := new(testRangeEntity)
revCalled := false
revealer.f = func(items ...interface{}) {
if revCalled {
revealer.res = []RangeDescriptor{items[0].(RangeDescriptor)}
} else {
revealer.res = make([]RangeDescriptor, 2)
}
revCalled = true
}
h1, h2 := hash.Sum(testData(t, 10)), hash.Sum(testData(t, 10))
recvCalled := false
receiver := new(testRangeEntity)
receiver.f = func(...interface{}) {
if recvCalled {
receiver.res = h2
} else {
receiver.res = h1
}
recvCalled = true
}
s := &coreRangeReceiver{
rngRevealer: revealer,
straightRngRecv: receiver,
}
exp, err := hash.Concat([]Hash{h1, h2})
require.NoError(t, err)
res, err := s.getRange(ctx, rt)
require.NoError(t, err)
require.Equal(t, exp, res)
})
}
func Test_straightRangeReceiver_getRange(t *testing.T) {
ctx := context.TODO()
req := new(transportRequest)
t.Run("executor error", func(t *testing.T) {
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exErr := errors.New("test error for executor")
s := &straightRangeReceiver{
executor: &testRangeEntity{
f: func(items ...interface{}) {
t.Run("correct executor params", func(t *testing.T) {
require.Equal(t, req, items[0])
require.Equal(t, newSingleItemHandler(), items[1])
})
},
err: exErr, // force operationExecutor to return exErr
},
}
res, err := s.getRange(ctx, req)
require.EqualError(t, err, exErr.Error())
require.Nil(t, res)
})
t.Run("correct result", func(t *testing.T) {
v := testData(t, 10)
s := &straightRangeReceiver{
executor: &testRangeEntity{
f: func(items ...interface{}) {
items[1].(rangeItemAccumulator).handleItem(v)
},
err: nil, // force operationExecutor to return nil error
},
}
res, err := s.getRange(ctx, req)
require.NoError(t, err)
require.Equal(t, v, res)
})
}
func Test_coreRngRevealer_reveal(t *testing.T) {
ctx := context.TODO()
rd := RangeDescriptor{
Size: 5,
Offset: 6,
Addr: testObjectAddress(t),
}
t.Run("charybdis chopper presence", func(t *testing.T) {
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cErr := errors.New("test error for charybdis")
s := &coreRngRevealer{
chopTable: &testRangeEntity{
f: func(items ...interface{}) {
t.Run("correct chopper table params", func(t *testing.T) {
require.Equal(t, rd.Addr, items[0])
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require.Equal(t, _range.RCCharybdis, items[1])
})
},
res: &testRangeEntity{
f: func(items ...interface{}) {
t.Run("correct chopper params", func(t *testing.T) {
require.Equal(t, rd.Size, items[0])
require.Equal(t, rd.Offset, items[1])
require.True(t, items[2].(bool))
})
},
res: true, // close chopper
err: cErr, // force RangeChopper to return cErr
},
},
}
res, err := s.reveal(ctx, &rd)
require.EqualError(t, err, cErr.Error())
require.Empty(t, res)
})
t.Run("scylla chopper presence", func(t *testing.T) {
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scErr := errors.New("test error for scylla")
scylla := &testRangeEntity{
err: scErr, // force RangeChopper to return scErr
}
ct := new(testRangeEntity)
ct.f = func(items ...interface{}) {
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if items[1].(_range.RCType) == _range.RCCharybdis {
ct.err = errors.New("")
} else {
ct.res = scylla
ct.err = nil
}
}
s := &coreRngRevealer{
chopTable: ct,
}
res, err := s.reveal(ctx, &rd)
require.EqualError(t, err, scErr.Error())
require.Empty(t, res)
})
t.Run("new scylla", func(t *testing.T) {
t.Run("error", func(t *testing.T) {
s := &coreRngRevealer{
relativeRecv: nil, // pass empty relation receiver to fail constructor
chopTable: &testRangeEntity{
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err: errors.New(""), // force ChopperTable to return non-nil error
},
}
res, err := s.reveal(ctx, &rd)
require.Error(t, err)
require.Nil(t, res)
})
t.Run("success", func(t *testing.T) {
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rrErr := errors.New("test error for relative receiver")
relRecv := &testRangeEntity{
err: rrErr, // force relative receiver to return rrErr
}
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scylla, err := _range.NewScylla(&_range.ChopperParams{
RelativeReceiver: relRecv,
Addr: rd.Addr,
})
require.NoError(t, err)
callNum := 0
s := &coreRngRevealer{
relativeRecv: relRecv,
chopTable: &testRangeEntity{
f: func(items ...interface{}) {
t.Run("correct put chopper params", func(t *testing.T) {
if callNum >= 2 {
require.Equal(t, rd.Addr, items[0])
require.Equal(t, scylla, items[1])
}
})
},
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err: errors.New(""), // force ChopperTable to return non-nil error
},
}
expRes, expErr := scylla.Chop(ctx, rd.Size, rd.Offset, true)
require.Error(t, expErr)
res, err := s.reveal(ctx, &rd)
require.EqualError(t, err, expErr.Error())
require.Equal(t, expRes, res)
})
})
}
func Test_transportRequest_rangeTool(t *testing.T) {
t.Run("get ranges", func(t *testing.T) {
rngs := []Range{
{Offset: 1, Length: 2},
{Offset: 3, Length: 4},
}
reqs := []transportRequest{
{serviceRequest: &GetRangeHashRequest{Ranges: rngs}},
}
for i := range reqs {
require.Equal(t, reqs[i].GetRanges(), rngs)
}
})
t.Run("bud off", func(t *testing.T) {
var (
timeout = 6 * time.Second
ttl = uint32(16)
rd = RangeDescriptor{
Size: 1,
Offset: 2,
Addr: testObjectAddress(t),
}
)
t.Run("get range hash request", func(t *testing.T) {
salt := testData(t, 10)
r := &GetRangeHashRequest{Salt: salt}
r.SetToken(new(service.Token))
req := &transportRequest{
serviceRequest: r,
timeout: timeout,
}
req.SetTTL(ttl)
tool := req.budOff(&rd).(transport.RangeHashInfo)
require.Equal(t, timeout, tool.GetTimeout())
require.Equal(t, ttl, tool.GetTTL())
require.Equal(t, rd.Addr, tool.GetAddress())
require.Equal(t, []Range{{Offset: uint64(rd.Offset), Length: uint64(rd.Size)}}, tool.GetRanges())
require.Equal(t, salt, tool.GetSalt())
require.Equal(t, r.GetSessionToken(), tool.GetSessionToken())
})
})
t.Run("handler", func(t *testing.T) {
t.Run("get range request", func(t *testing.T) {
req := &transportRequest{serviceRequest: new(GetRangeHashRequest)}
handler := req.handler()
require.Equal(t, new(rangeHashAccum), handler)
})
})
}
func Test_rawRangeHashInfo(t *testing.T) {
t.Run("get ranges", func(t *testing.T) {
rngs := []Range{
{Offset: 1, Length: 2},
{Offset: 3, Length: 4},
}
r := newRawRangeHashInfo()
r.setRanges(rngs)
require.Equal(t, rngs, r.GetRanges())
})
t.Run("handler", func(t *testing.T) {
require.Equal(t,
&rangeHashAccum{concat: true},
newRawRangeHashInfo().handler(),
)
})
t.Run("bud off", func(t *testing.T) {
var (
ttl = uint32(12)
timeout = 7 * time.Hour
)
r := newRawRangeHashInfo()
r.setTTL(ttl)
r.setTimeout(timeout)
r.setSalt(testData(t, 20))
r.setSessionToken(new(service.Token))
rd := RangeDescriptor{
Size: 120,
Offset: 71,
Addr: testObjectAddress(t),
}
tool := r.budOff(&rd)
require.Equal(t, ttl, tool.GetTTL())
require.Equal(t, timeout, tool.GetTimeout())
require.Equal(t, rd.Addr, tool.GetAddress())
require.Equal(t, []Range{{Offset: uint64(rd.Offset), Length: uint64(rd.Size)}}, tool.GetRanges())
require.Equal(t, r.GetSessionToken(), tool.GetSessionToken())
require.Equal(t,
loopData(r.salt, int64(len(r.salt)), rd.Offset),
tool.(transport.RangeHashInfo).GetSalt(),
)
})
}
func Test_rawRangeInfo(t *testing.T) {
t.Run("get ranges", func(t *testing.T) {
rng := Range{Offset: 1, Length: 2}
r := newRawRangeInfo()
r.setRange(rng)
require.Equal(t, rng, r.GetRange())
})
}
func Test_loopSalt(t *testing.T) {
t.Run("empty data", func(t *testing.T) {
require.Empty(t, loopData(nil, 20, 10))
require.Empty(t, loopData(make([]byte, 0), 20, 10))
})
t.Run("data part", func(t *testing.T) {
var (
off, size int64 = 10, 20
d = testData(t, 40)
)
require.Equal(t, d[off:off+size], loopData(d, size, off))
})
t.Run("with recycle", func(t *testing.T) {
var (
d = testData(t, 40)
off = int64(len(d) / 2)
size = 2 * off
)
require.Equal(t,
append(d[off:], d[:size-off]...),
loopData(d, size, off),
)
})
}
func Test_rangeHashAccum(t *testing.T) {
t.Run("handle item", func(t *testing.T) {
s := &rangeHashAccum{
h: []Hash{hash.Sum(testData(t, 10))},
}
h := hash.Sum(testData(t, 10))
exp := append(s.h, h)
s.handleItem(h)
require.Equal(t, exp, s.h)
exp = append(s.h, s.h...)
s.handleItem(s.h)
require.Equal(t, exp, s.h)
})
t.Run("collect", func(t *testing.T) {
hashes := []Hash{hash.Sum(testData(t, 10)), hash.Sum(testData(t, 10))}
t.Run("w/ concat", func(t *testing.T) {
s := &rangeHashAccum{
concat: true,
h: hashes,
}
expRes, expErr := hash.Concat(hashes)
res, err := s.collect()
require.Equal(t, expRes, res)
require.Equal(t, expErr, err)
})
t.Run("w/o concat", func(t *testing.T) {
s := &rangeHashAccum{
concat: false,
h: hashes,
}
res, err := s.collect()
require.NoError(t, err)
require.Equal(t, hashes, res)
})
})
}