refactor: replace deprecated github.com/pkg/errors with errors pkg (#5577)

core/config/error.go

@@ -15,7 +15,7 @@
 package config
 
 import (
-	"github.com/pkg/errors"
+	"errors"
 )
 
 // now not all implementation return those error codes

core/config/etcd/config.go

@@ -17,12 +17,12 @@ package etcd
 import (
 	"context"
 	"encoding/json"
+	"errors"
 	"fmt"
 	"time"
 
 	grpc_prometheus "github.com/grpc-ecosystem/go-grpc-prometheus"
 	"github.com/mitchellh/mapstructure"
-	"github.com/pkg/errors"
 	clientv3 "go.etcd.io/etcd/client/v3"
 	"google.golang.org/grpc"
 
@@ -82,7 +82,7 @@ func (e *EtcdConfiger) GetSection(section string) (map[string]string, error) {
 	resp, err = e.client.Get(context.TODO(), e.prefix+section, clientv3.WithPrefix())
 
 	if err != nil {
-		return nil, errors.WithMessage(err, "GetSection failed")
+		return nil, fmt.Errorf("GetSection failed: %w", err)
 	}
 	res := make(map[string]string, len(resp.Kvs))
 	for _, kv := range resp.Kvs {
@@ -101,7 +101,7 @@ func (e *EtcdConfiger) SaveConfigFile(filename string) error {
 func (e *EtcdConfiger) Unmarshaler(prefix string, obj interface{}, opt ...config.DecodeOption) error {
 	res, err := e.GetSection(prefix)
 	if err != nil {
-		return errors.WithMessage(err, fmt.Sprintf("could not read config with prefix: %s", prefix))
+		return fmt.Errorf("could not read config with prefix: %s: %w", prefix, err)
 	}
 
 	prefixLen := len(e.prefix + prefix)
@@ -158,7 +158,7 @@ func (provider *EtcdConfigerProvider) ParseData(data []byte) (config.Configer, e
 	cfg := &clientv3.Config{}
 	err := json.Unmarshal(data, cfg)
 	if err != nil {
-		return nil, errors.WithMessage(err, "parse data to etcd config failed, please check your input")
+		return nil, fmt.Errorf("parse data to etcd config failed, please check your input: %w", err)
 	}
 
 	cfg.DialOptions = []grpc.DialOption{
@@ -168,7 +168,7 @@ func (provider *EtcdConfigerProvider) ParseData(data []byte) (config.Configer, e
 	}
 	client, err := clientv3.New(*cfg)
 	if err != nil {
-		return nil, errors.WithMessage(err, "create etcd client failed")
+		return nil, fmt.Errorf("create etcd client failed: %w", err)
 	}
 
 	return newEtcdConfiger(client, ""), nil
@@ -182,7 +182,7 @@ func get(client *clientv3.Client, key string) (*clientv3.GetResponse, error) {
 	resp, err = client.Get(context.Background(), key)
 
 	if err != nil {
-		return nil, errors.WithMessage(err, fmt.Sprintf("read config from etcd with key %s failed", key))
+		return nil, fmt.Errorf("read config from etcd with key %s failed: %w", key, err)
 	}
 	return resp, err
 }