github.heygears.com/openimsdk/tools@v0.0.49/db/mongoutil/common.go (about)

     1  // Copyright © 2024 OpenIM open source community. All rights reserved.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package mongoutil
    16  
    17  import (
    18  	"context"
    19  	"fmt"
    20  	"go.mongodb.org/mongo-driver/mongo"
    21  	"strings"
    22  )
    23  
    24  const (
    25  	defaultMaxPoolSize = 100
    26  	defaultMaxRetry    = 3
    27  )
    28  
    29  // buildMongoURI constructs the MongoDB URI from the provided configuration.
    30  func buildMongoURI(config *Config) string {
    31  	credentials := ""
    32  	if config.Username != "" && config.Password != "" {
    33  		credentials = fmt.Sprintf("%s:%s@", config.Username, config.Password)
    34  	}
    35  	return fmt.Sprintf("mongodb://%s%s/%s?maxPoolSize=%d", credentials, strings.Join(config.Address, ","), config.Database, config.MaxPoolSize)
    36  }
    37  
    38  // shouldRetry determines whether an error should trigger a retry.
    39  func shouldRetry(ctx context.Context, err error) bool {
    40  	select {
    41  	case <-ctx.Done():
    42  		return false
    43  	default:
    44  		if cmdErr, ok := err.(mongo.CommandError); ok {
    45  			return cmdErr.Code != 13 && cmdErr.Code != 18
    46  		}
    47  		return true
    48  	}
    49  }