Open-IM-Server/cmdutils/mongo/cmd/main.go

package main

import (
	mongoUtils "Open_IM/cmdutils/mongo"
	"Open_IM/pkg/common/config"
	"context"
	"flag"
	"fmt"
	"go.mongodb.org/mongo-driver/mongo"
	"go.mongodb.org/mongo-driver/mongo/options"
)

func init() {
	uri := "mongodb://sample.host:27017/?maxPoolSize=20&w=majority"
	if config.Config.Mongo.DBUri != "" {
		// example: mongodb://$user:$password@mongo1.mongo:27017,mongo2.mongo:27017,mongo3.mongo:27017/$DBDatabase/?replicaSet=rs0&readPreference=secondary&authSource=admin&maxPoolSize=$DBMaxPoolSize
		uri = config.Config.Mongo.DBUri
	} else {
		if config.Config.Mongo.DBPassword != "" && config.Config.Mongo.DBUserName != "" {
			uri = fmt.Sprintf("mongodb://%s:%s@%s/%s?maxPoolSize=%d", config.Config.Mongo.DBUserName, config.Config.Mongo.DBPassword, config.Config.Mongo.DBAddress,
				config.Config.Mongo.DBDatabase, config.Config.Mongo.DBMaxPoolSize)
		} else {
			uri = fmt.Sprintf("mongodb://%s/%s/?maxPoolSize=%d",
				config.Config.Mongo.DBAddress, config.Config.Mongo.DBDatabase,
				config.Config.Mongo.DBMaxPoolSize)
		}
	}
	var err error
	mongoUtils.Client, err = mongo.Connect(context.TODO(), options.Client().ApplyURI(uri))
	if err != nil {
		panic(err)
	}
	err = mongoUtils.Client.Ping(context.TODO(), nil)
	if err != nil {
		panic(err)
	}
	fmt.Println("Connected to MongoDB!")
}

func main() {
	userID := flag.String("userID", "", "userID")
	flag.Parse()
	fmt.Println("userID:", *userID)
	mongoUtils.GetUserAllChat(*userID)
}