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mock_pd_service_discovery.go
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mock_pd_service_discovery.go
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// Copyright 2024 TiKV Project 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 pd
import (
"crypto/tls"
"sync"
"google.golang.org/grpc"
)
var _ ServiceDiscovery = (*mockPDServiceDiscovery)(nil)
type mockPDServiceDiscovery struct {
urls []string
tlsCfg *tls.Config
clients []ServiceClient
}
// NewMockPDServiceDiscovery creates a mock PD service discovery.
func NewMockPDServiceDiscovery(urls []string, tlsCfg *tls.Config) *mockPDServiceDiscovery {
return &mockPDServiceDiscovery{
urls: urls,
tlsCfg: tlsCfg,
}
}
// Init directly creates the service clients with the given URLs.
func (m *mockPDServiceDiscovery) Init() error {
m.clients = make([]ServiceClient, 0, len(m.urls))
for _, url := range m.urls {
m.clients = append(m.clients, newPDServiceClient(url, m.urls[0], nil, false))
}
return nil
}
// Close clears the service clients.
func (m *mockPDServiceDiscovery) Close() {
clear(m.clients)
}
// GetAllServiceClients returns all service clients init in the mock PD service discovery.
func (m *mockPDServiceDiscovery) GetAllServiceClients() []ServiceClient {
return m.clients
}
func (*mockPDServiceDiscovery) GetClusterID() uint64 { return 0 }
func (*mockPDServiceDiscovery) GetKeyspaceID() uint32 { return 0 }
func (*mockPDServiceDiscovery) GetKeyspaceGroupID() uint32 { return 0 }
func (*mockPDServiceDiscovery) GetServiceURLs() []string { return nil }
func (*mockPDServiceDiscovery) GetServingEndpointClientConn() *grpc.ClientConn { return nil }
func (*mockPDServiceDiscovery) GetClientConns() *sync.Map { return nil }
func (*mockPDServiceDiscovery) GetServingURL() string { return "" }
func (*mockPDServiceDiscovery) GetBackupURLs() []string { return nil }
func (*mockPDServiceDiscovery) GetServiceClient() ServiceClient { return nil }
func (*mockPDServiceDiscovery) GetOrCreateGRPCConn(string) (*grpc.ClientConn, error) {
return nil, nil
}
func (*mockPDServiceDiscovery) ScheduleCheckMemberChanged() {}
func (*mockPDServiceDiscovery) CheckMemberChanged() error { return nil }
func (*mockPDServiceDiscovery) AddServingURLSwitchedCallback(...func()) {}
func (*mockPDServiceDiscovery) AddServiceURLsSwitchedCallback(...func()) {}