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69 lines
1.8 KiB
69 lines
1.8 KiB
// Copyright 2020 PingCAP, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package telemetry
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import (
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"context"
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"encoding/json"
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"github.com/pingcap/errors"
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"go.etcd.io/etcd/clientv3"
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)
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const (
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statusKey = "/tidb/telemetry/status"
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)
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type status struct {
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CheckAt string `json:"check_at"`
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IsError bool `json:"is_error"`
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ErrorMessage string `json:"error_msg"`
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IsRequestSent bool `json:"is_request_sent"`
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}
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// updateTelemetryStatus updates the telemetry status to etcd.
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func updateTelemetryStatus(s status, etcdClient *clientv3.Client) error {
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if etcdClient == nil {
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return nil
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}
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j, err := json.MarshalIndent(s, "", " ")
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if err != nil {
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return errors.Trace(err)
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}
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ctx, cancel := context.WithTimeout(context.Background(), etcdOpTimeout)
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defer cancel()
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_, err = etcdClient.Put(ctx, statusKey, string(j))
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if err != nil {
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return errors.Trace(err)
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}
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return nil
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}
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// GetTelemetryStatus returns the telemetry status saved in etcd.
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func GetTelemetryStatus(etcdClient *clientv3.Client) (string, error) {
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if etcdClient == nil {
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return "", nil
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}
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ctx, cancel := context.WithTimeout(context.Background(), etcdOpTimeout)
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defer cancel()
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resp, err := etcdClient.Get(ctx, statusKey)
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if err != nil {
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return "", errors.Trace(err)
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}
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if len(resp.Kvs) == 0 {
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return "", nil
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}
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return string(resp.Kvs[0].Value), nil
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}
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