tidb admin_telemetry 源码
tidb admin_telemetry 代码
文件路径：/executor/admin_telemetry.go
// Copyright 2020 PingCAP, Inc.
//
// 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 executor
import (
"context"
"github.com/pingcap/tidb/domain"
"github.com/pingcap/tidb/telemetry"
"github.com/pingcap/tidb/util/chunk"
)
// AdminShowTelemetryExec is an executor for ADMIN SHOW TELEMETRY.
type AdminShowTelemetryExec struct {
baseExecutor
done bool
}
// Next implements the Executor Next interface.
func (e *AdminShowTelemetryExec) Next(ctx context.Context, req *chunk.Chunk) error {
req.Reset()
if e.done {
return nil
}
e.done = true
dom := domain.GetDomain(e.ctx)
id, err := telemetry.GetTrackingID(dom.GetEtcdClient())
if err != nil {
return err
}
status, err := telemetry.GetTelemetryStatus(dom.GetEtcdClient())
if err != nil {
return err
}
previewData, err := telemetry.PreviewUsageData(e.ctx, dom.GetEtcdClient())
if err != nil {
return err
}
req.AppendString(0, id)
req.AppendString(1, status)
req.AppendString(2, previewData)
return nil
}
// AdminResetTelemetryIDExec is an executor for ADMIN RESET TELEMETRY_ID.
type AdminResetTelemetryIDExec struct {
baseExecutor
done bool
}
// Next implements the Executor Next interface.
func (e *AdminResetTelemetryIDExec) Next(ctx context.Context, _ *chunk.Chunk) error {
if e.done {
return nil
}
e.done = true
dom := domain.GetDomain(e.ctx)
_, err := telemetry.ResetTrackingID(dom.GetEtcdClient())
return err
}
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