dragonfly/scheduler/networktopology/network_topology_test.go

451 lines
16 KiB
Go

/*
* Copyright 2023 The Dragonfly Authors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package networktopology
import (
"errors"
"reflect"
"strconv"
"testing"
"time"
"github.com/go-redis/redismock/v8"
"github.com/golang/mock/gomock"
"github.com/stretchr/testify/assert"
pkgredis "d7y.io/dragonfly/v2/pkg/redis"
"d7y.io/dragonfly/v2/scheduler/resource"
storagemocks "d7y.io/dragonfly/v2/scheduler/storage/mocks"
)
func Test_NewNetworkTopology(t *testing.T) {
tests := []struct {
name string
expect func(t *testing.T, networkTopology NetworkTopology, err error)
}{
{
name: "new network topology",
expect: func(t *testing.T, networkTopology NetworkTopology, err error) {
assert := assert.New(t)
assert.NoError(err)
assert.Equal(reflect.TypeOf(networkTopology).Elem().Name(), "networkTopology")
},
},
}
for _, tc := range tests {
t.Run(tc.name, func(t *testing.T) {
ctl := gomock.NewController(t)
defer ctl.Finish()
rdb, _ := redismock.NewClientMock()
res := resource.NewMockResource(ctl)
storage := storagemocks.NewMockStorage(ctl)
networkTopology, err := NewNetworkTopology(mockNetworkTopologyConfig, rdb, res, storage)
tc.expect(t, networkTopology, err)
})
}
}
func TestNewNetworkTopology_Has(t *testing.T) {
tests := []struct {
name string
mock func(mockRDBClient redismock.ClientMock)
expect func(t *testing.T, networkTopology NetworkTopology, err error)
}{
{
name: "network topology between src host and destination host exists",
mock: func(mockRDBClient redismock.ClientMock) {
mockRDBClient.ExpectExists(pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID)).SetVal(1)
},
expect: func(t *testing.T, networkTopology NetworkTopology, err error) {
assert := assert.New(t)
assert.NoError(err)
assert.True(networkTopology.Has(mockSeedHost.ID, mockHost.ID))
},
},
{
name: "network topology between src host and destination host does not exist",
mock: func(mockRDBClient redismock.ClientMock) {
mockRDBClient.ExpectExists(pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID)).SetVal(0)
},
expect: func(t *testing.T, networkTopology NetworkTopology, err error) {
assert := assert.New(t)
assert.NoError(err)
assert.False(networkTopology.Has(mockSeedHost.ID, mockHost.ID))
},
},
}
for _, tc := range tests {
t.Run(tc.name, func(t *testing.T) {
ctl := gomock.NewController(t)
defer ctl.Finish()
rdb, mockRDBClient := redismock.NewClientMock()
res := resource.NewMockResource(ctl)
storage := storagemocks.NewMockStorage(ctl)
tc.mock(mockRDBClient)
networkTopology, err := NewNetworkTopology(mockNetworkTopologyConfig, rdb, res, storage)
tc.expect(t, networkTopology, err)
mockRDBClient.ClearExpect()
})
}
}
func TestNewNetworkTopology_Store(t *testing.T) {
tests := []struct {
name string
mock func(mockRDBClient redismock.ClientMock)
expect func(t *testing.T, networkTopology NetworkTopology, err error)
}{
{
name: "network topology between src host and destination host exists",
mock: func(mockRDBClient redismock.ClientMock) {
mockRDBClient.ExpectExists(pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID)).SetVal(1)
},
expect: func(t *testing.T, networkTopology NetworkTopology, err error) {
assert := assert.New(t)
assert.NoError(err)
assert.NoError(networkTopology.Store(mockSeedHost.ID, mockHost.ID))
},
},
{
name: "network topology between src host and destination host does not exist",
mock: func(mockRDBClient redismock.ClientMock) {
mockRDBClient.MatchExpectationsInOrder(true)
mockRDBClient.ExpectExists(pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID)).SetVal(0)
mockRDBClient.Regexp().ExpectHSet(pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID), "createdAt", `.*`).SetVal(1)
mockRDBClient.ExpectSet(pkgredis.MakeProbedCountKeyInScheduler(mockHost.ID), 0, 0).SetVal("ok")
},
expect: func(t *testing.T, networkTopology NetworkTopology, err error) {
assert := assert.New(t)
assert.NoError(err)
assert.NoError(networkTopology.Store(mockSeedHost.ID, mockHost.ID))
},
},
{
name: "set createdAt error when network topology between src host and destination host does not exist",
mock: func(mockRDBClient redismock.ClientMock) {
mockRDBClient.MatchExpectationsInOrder(true)
mockRDBClient.ExpectExists(pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID)).SetVal(0)
mockRDBClient.Regexp().ExpectHSet(pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID), "createdAt", `.*`).SetErr(errors.New("set createdAt error"))
mockRDBClient.ExpectSet(pkgredis.MakeProbedCountKeyInScheduler(mockHost.ID), 0, 0).SetVal("ok")
},
expect: func(t *testing.T, networkTopology NetworkTopology, err error) {
assert := assert.New(t)
assert.NoError(err)
assert.Error(networkTopology.Store(mockSeedHost.ID, mockHost.ID))
},
},
{
name: "set probed count error when network topology between src host and destination host does not exist",
mock: func(mockRDBClient redismock.ClientMock) {
mockRDBClient.MatchExpectationsInOrder(true)
mockRDBClient.ExpectExists(pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID)).SetVal(0)
mockRDBClient.Regexp().ExpectHSet(pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID), "createdAt", `.*`).SetVal(1)
mockRDBClient.ExpectSet(pkgredis.MakeProbedCountKeyInScheduler(mockHost.ID), 0, 0).SetErr(errors.New("set probed count error"))
},
expect: func(t *testing.T, networkTopology NetworkTopology, err error) {
assert := assert.New(t)
assert.NoError(err)
assert.Error(networkTopology.Store(mockSeedHost.ID, mockHost.ID))
},
},
}
for _, tc := range tests {
t.Run(tc.name, func(t *testing.T) {
ctl := gomock.NewController(t)
defer ctl.Finish()
rdb, mockRDBClient := redismock.NewClientMock()
res := resource.NewMockResource(ctl)
storage := storagemocks.NewMockStorage(ctl)
tc.mock(mockRDBClient)
networkTopology, err := NewNetworkTopology(mockNetworkTopologyConfig, rdb, res, storage)
tc.expect(t, networkTopology, err)
mockRDBClient.ClearExpect()
})
}
}
// TODO Fix DeleteHost test.
// func TestNewNetworkTopology_DeleteHost(t *testing.T) {
// tests := []struct {
// name string
// mock func(mockRDBClient redismock.ClientMock)
// expect func(t *testing.T, networkTopology NetworkTopology, err error)
// }{
// {
// name: "delete host",
// mock: func(mockRDBClient redismock.ClientMock) {
// mockRDBClient.MatchExpectationsInOrder(false)
// mockRDBClient.ExpectDel(pkgredis.MakeNetworkTopologyKeyInScheduler(mockHost.ID, "*")).SetVal(1)
// mockRDBClient.ExpectDel(pkgredis.MakeNetworkTopologyKeyInScheduler("*", mockHost.ID)).SetVal(1)
// mockRDBClient.ExpectDel(pkgredis.MakeProbesKeyInScheduler(mockHost.ID, "*")).SetVal(1)
// mockRDBClient.ExpectDel(pkgredis.MakeProbesKeyInScheduler("*", mockHost.ID)).SetVal(1)
// mockRDBClient.ExpectDel(pkgredis.MakeProbedAtKeyInScheduler(mockHost.ID)).SetVal(1)
// mockRDBClient.ExpectDel(pkgredis.MakeProbedCountKeyInScheduler(mockHost.ID)).SetVal(1)
// },
// expect: func(t *testing.T, networkTopology NetworkTopology, err error) {
// assert := assert.New(t)
// assert.NoError(err)
// assert.NoError(networkTopology.DeleteHost(mockHost.ID))
// },
// },
// {
// name: "delete network topology error when delete host",
// mock: func(mockRDBClient redismock.ClientMock) {
// mockRDBClient.MatchExpectationsInOrder(false)
// mockRDBClient.ExpectDel(pkgredis.MakeNetworkTopologyKeyInScheduler(mockHost.ID, "*")).SetErr(errors.New("delete network topology error"))
// mockRDBClient.ExpectDel(pkgredis.MakeNetworkTopologyKeyInScheduler("*", mockHost.ID)).SetVal(1)
// mockRDBClient.ExpectDel(pkgredis.MakeProbesKeyInScheduler(mockHost.ID, "*")).SetVal(1)
// mockRDBClient.ExpectDel(pkgredis.MakeProbesKeyInScheduler("*", mockHost.ID)).SetVal(1)
// mockRDBClient.ExpectDel(pkgredis.MakeProbedAtKeyInScheduler(mockHost.ID)).SetVal(1)
// mockRDBClient.ExpectDel(pkgredis.MakeProbedCountKeyInScheduler(mockHost.ID)).SetVal(1)
// },
// expect: func(t *testing.T, networkTopology NetworkTopology, err error) {
// assert := assert.New(t)
// assert.NoError(err)
// assert.Error(networkTopology.DeleteHost(mockHost.ID))
// },
// },
// {
// name: "delete probes error when delete host",
// mock: func(mockRDBClient redismock.ClientMock) {
// mockRDBClient.MatchExpectationsInOrder(false)
// mockRDBClient.ExpectDel(pkgredis.MakeNetworkTopologyKeyInScheduler(mockHost.ID, "*")).SetVal(1)
// mockRDBClient.ExpectDel(pkgredis.MakeNetworkTopologyKeyInScheduler("*", mockHost.ID)).SetVal(1)
// mockRDBClient.ExpectDel(pkgredis.MakeProbesKeyInScheduler(mockHost.ID, "*")).SetErr(errors.New("delete probes error"))
// mockRDBClient.ExpectDel(pkgredis.MakeProbesKeyInScheduler("*", mockHost.ID)).SetVal(1)
// mockRDBClient.ExpectDel(pkgredis.MakeProbedAtKeyInScheduler(mockHost.ID)).SetVal(1)
// mockRDBClient.ExpectDel(pkgredis.MakeProbedCountKeyInScheduler(mockHost.ID)).SetVal(1)
// },
// expect: func(t *testing.T, networkTopology NetworkTopology, err error) {
// assert := assert.New(t)
// assert.NoError(err)
// assert.Error(networkTopology.DeleteHost(mockHost.ID))
// },
// },
// {
// name: "delete the time of the last probe error when delete host",
// mock: func(mockRDBClient redismock.ClientMock) {
// mockRDBClient.MatchExpectationsInOrder(false)
// mockRDBClient.ExpectDel(pkgredis.MakeNetworkTopologyKeyInScheduler(mockHost.ID, "*")).SetVal(1)
// mockRDBClient.ExpectDel(pkgredis.MakeNetworkTopologyKeyInScheduler("*", mockHost.ID)).SetVal(1)
// mockRDBClient.ExpectDel(pkgredis.MakeProbesKeyInScheduler(mockHost.ID, "*")).SetVal(1)
// mockRDBClient.ExpectDel(pkgredis.MakeProbesKeyInScheduler("*", mockHost.ID)).SetVal(1)
// mockRDBClient.ExpectDel(pkgredis.MakeProbedAtKeyInScheduler(mockHost.ID)).SetErr(errors.New("delete the time of the last probe error"))
// mockRDBClient.ExpectDel(pkgredis.MakeProbedCountKeyInScheduler(mockHost.ID)).SetVal(1)
// },
// expect: func(t *testing.T, networkTopology NetworkTopology, err error) {
// assert := assert.New(t)
// assert.NoError(err)
// assert.Error(networkTopology.DeleteHost(mockHost.ID))
// },
// },
// {
// name: "delete probed count error when delete host",
// mock: func(mockRDBClient redismock.ClientMock) {
// mockRDBClient.MatchExpectationsInOrder(false)
// mockRDBClient.ExpectDel(pkgredis.MakeNetworkTopologyKeyInScheduler(mockHost.ID, "*")).SetVal(1)
// mockRDBClient.ExpectDel(pkgredis.MakeNetworkTopologyKeyInScheduler("*", mockHost.ID)).SetVal(1)
// mockRDBClient.ExpectDel(pkgredis.MakeProbesKeyInScheduler(mockHost.ID, "*")).SetVal(1)
// mockRDBClient.ExpectDel(pkgredis.MakeProbesKeyInScheduler("*", mockHost.ID)).SetVal(1)
// mockRDBClient.ExpectDel(pkgredis.MakeProbedAtKeyInScheduler(mockHost.ID)).SetVal(1)
// mockRDBClient.ExpectDel(pkgredis.MakeProbedCountKeyInScheduler(mockHost.ID)).SetErr(errors.New("delete probed count error"))
// },
// expect: func(t *testing.T, networkTopology NetworkTopology, err error) {
// assert := assert.New(t)
// assert.NoError(err)
// assert.Error(networkTopology.DeleteHost(mockHost.ID))
// },
// },
// }
// for _, tc := range tests {
// t.Run(tc.name, func(t *testing.T) {
// ctl := gomock.NewController(t)
// defer ctl.Finish()
// rdb, mockRDBClient := redismock.NewClientMock()
// res := resource.NewMockResource(ctl)
// storage := storagemocks.NewMockStorage(ctl)
// tc.mock(mockRDBClient)
// networkTopology, err := NewNetworkTopology(mockNetworkTopologyConfig, rdb, res, storage)
// tc.expect(t, networkTopology, err)
// mockRDBClient.ClearExpect()
// })
// }
// }
func TestNewNetworkTopology_ProbedCount(t *testing.T) {
tests := []struct {
name string
mock func(mockRDBClient redismock.ClientMock)
expect func(t *testing.T, networkTopology NetworkTopology, err error)
}{
{
name: "get probed count",
mock: func(mockRDBClient redismock.ClientMock) {
mockRDBClient.ExpectGet(pkgredis.MakeProbedCountKeyInScheduler(mockHost.ID)).SetVal(strconv.Itoa(mockProbedCount))
},
expect: func(t *testing.T, networkTopology NetworkTopology, err error) {
assert := assert.New(t)
assert.NoError(err)
probedCount, err := networkTopology.ProbedCount(mockHost.ID)
assert.NoError(err)
assert.EqualValues(probedCount, mockProbedCount)
},
},
{
name: "get probed count error",
mock: func(mockRDBClient redismock.ClientMock) {
mockRDBClient.ExpectGet(pkgredis.MakeProbedCountKeyInScheduler(mockHost.ID)).SetErr(errors.New("get probed count error"))
},
expect: func(t *testing.T, networkTopology NetworkTopology, err error) {
assert := assert.New(t)
assert.NoError(err)
_, err = networkTopology.ProbedCount(mockHost.ID)
assert.Error(err)
},
},
}
for _, tc := range tests {
t.Run(tc.name, func(t *testing.T) {
ctl := gomock.NewController(t)
defer ctl.Finish()
rdb, mockRDBClient := redismock.NewClientMock()
res := resource.NewMockResource(ctl)
storage := storagemocks.NewMockStorage(ctl)
tc.mock(mockRDBClient)
networkTopology, err := NewNetworkTopology(mockNetworkTopologyConfig, rdb, res, storage)
tc.expect(t, networkTopology, err)
mockRDBClient.ClearExpect()
})
}
}
func TestNewNetworkTopology_ProbedAt(t *testing.T) {
tests := []struct {
name string
mock func(mockRDBClient redismock.ClientMock)
expect func(t *testing.T, networkTopology NetworkTopology, err error)
}{
{
name: "get the time of the last probe",
mock: func(mockRDBClient redismock.ClientMock) {
mockRDBClient.ExpectGet(pkgredis.MakeProbedAtKeyInScheduler(mockHost.ID)).SetVal(mockProbe.CreatedAt.Format(time.RFC3339Nano))
},
expect: func(t *testing.T, networkTopology NetworkTopology, err error) {
assert := assert.New(t)
assert.NoError(err)
probedAt, err := networkTopology.ProbedAt(mockHost.ID)
assert.NoError(err)
assert.True(mockProbe.CreatedAt.Equal(probedAt))
},
},
{
name: "get the time of the last probe error",
mock: func(mockRDBClient redismock.ClientMock) {
mockRDBClient.ExpectGet(pkgredis.MakeProbedCountKeyInScheduler(mockHost.ID)).SetErr(errors.New("get the time of the last probe error"))
},
expect: func(t *testing.T, networkTopology NetworkTopology, err error) {
assert := assert.New(t)
assert.NoError(err)
_, err = networkTopology.ProbedAt(mockHost.ID)
assert.Error(err)
},
},
}
for _, tc := range tests {
t.Run(tc.name, func(t *testing.T) {
ctl := gomock.NewController(t)
defer ctl.Finish()
rdb, mockRDBClient := redismock.NewClientMock()
res := resource.NewMockResource(ctl)
storage := storagemocks.NewMockStorage(ctl)
tc.mock(mockRDBClient)
networkTopology, err := NewNetworkTopology(mockNetworkTopologyConfig, rdb, res, storage)
tc.expect(t, networkTopology, err)
mockRDBClient.ClearExpect()
})
}
}
func TestNewNetworkTopology_Probes(t *testing.T) {
tests := []struct {
name string
expect func(t *testing.T, networkTopology NetworkTopology, err error)
}{
{
name: "loads probes interface",
expect: func(t *testing.T, networkTopology NetworkTopology, err error) {
assert := assert.New(t)
assert.NoError(err)
ps := networkTopology.Probes(mockSeedHost.ID, mockHost.ID)
probes := ps.(*probes)
assert.Equal(probes.config.QueueLength, 5)
assert.NotNil(probes.rdb)
assert.Equal(probes.srcHostID, mockSeedHost.ID)
assert.Equal(probes.destHostID, mockHost.ID)
},
},
}
for _, tc := range tests {
t.Run(tc.name, func(t *testing.T) {
ctl := gomock.NewController(t)
defer ctl.Finish()
rdb, _ := redismock.NewClientMock()
res := resource.NewMockResource(ctl)
storage := storagemocks.NewMockStorage(ctl)
networkTopology, err := NewNetworkTopology(mockNetworkTopologyConfig, rdb, res, storage)
tc.expect(t, networkTopology, err)
})
}
}