From f331f9d9d3626a2d6a47780d9d8842b0e5187f68 Mon Sep 17 00:00:00 2001
From: hanzhixiao <709674996@qq.com>
Date: Tue, 8 Aug 2023 11:59:57 +0800
Subject: [PATCH] 815

Signed-off-by: hanzhixiao <709674996@qq.com>
---
 tools/component/check_component.go | 160 +++++++++++++++++++++++++++++
 1 file changed, 160 insertions(+)
 create mode 100644 tools/component/check_component.go

diff --git a/tools/component/check_component.go b/tools/component/check_component.go
new file mode 100644
index 000000000..93461f640
--- /dev/null
+++ b/tools/component/check_component.go
@@ -0,0 +1,160 @@
+package main
+
+import (
+	"context"
+	"database/sql"
+	"fmt"
+	"github.com/OpenIMSDK/Open-IM-Server/pkg/common/config"
+	"github.com/OpenIMSDK/tools/utils"
+	"github.com/Shopify/sarama"
+	"github.com/go-zookeeper/zk"
+	"github.com/minio/minio-go/v7"
+	"github.com/redis/go-redis/v9"
+	"go.mongodb.org/mongo-driver/mongo/readpref"
+	"net"
+	"net/url"
+	"strings"
+	"time"
+
+	"github.com/minio/minio-go/v7/pkg/credentials"
+	"go.mongodb.org/mongo-driver/mongo"
+	"go.mongodb.org/mongo-driver/mongo/options"
+)
+
+const (
+	sqlDriver                = "mysql"
+	minioHealthCheckDuration = 1
+	maxRetry                 = 3
+)
+
+func main() {
+
+	for i := 0; i < maxRetry; i++ {
+		success := 1
+		// Check MySQL
+		db, err := sql.Open(sqlDriver, fmt.Sprintf("%s:%s@tcp(%s)/",
+			config.Config.Mysql.Username, config.Config.Mysql.Password, config.Config.Mysql.Address))
+		if err != nil {
+			fmt.Printf("Cannot connect to MySQL: %v", err)
+			success = 0
+		}
+		err = db.Ping()
+		if err != nil {
+			fmt.Printf("ping mysql failed: %v. please make sure your mysql service has started", err)
+			success = 0
+		}
+		db.Close()
+
+		// Check MongoDB
+		client, err := mongo.Connect(context.TODO(), options.Client().ApplyURI(
+			fmt.Sprintf("mongodb://%s:%s@%s",
+				config.Config.Mongo.Username, config.Config.Mongo.Password, config.Config.Mongo.Address)))
+		if err != nil {
+			fmt.Printf("Cannot connect to MongoDB: %v", err)
+			success = 0
+		}
+		err = client.Ping(context.TODO(), &readpref.ReadPref{})
+		if err != nil {
+			fmt.Printf("ping mysql failed: %v. please make sure your mysql service has started", err)
+			success = 0
+		}
+		client.Disconnect(context.TODO())
+
+		// Check Minio
+		if config.Config.Object.Enable == "minio" {
+			if exactIP(config.Config.Object.ApiURL) == "127.0.0.1" && config.Config.Object.ApiURL == config.Config.Object.Minio.Endpoint {
+				fmt.Printf("ApiURL contain the same address with Endpoint: %v. please modify the config file", config.Config.Object.ApiURL)
+			}
+			minioClient, err := minio.New(config.Config.Object.Minio.Endpoint, &minio.Options{
+				Creds:  credentials.NewStaticV4(config.Config.Object.Minio.AccessKeyID, config.Config.Object.Minio.SecretAccessKey, ""),
+				Secure: false,
+			})
+			if err != nil {
+				fmt.Printf("Cannot connect to Minio: %v", err)
+				success = 0
+			}
+			cancel, err := minioClient.HealthCheck(time.Duration(minioHealthCheckDuration))
+			if err != nil {
+				fmt.Printf("starting minio health check failed:%v", err)
+				success = 0
+			}
+			if minioClient.IsOffline() {
+				fmt.Printf("Error: minio server is offline.")
+				success = 0
+			}
+			cancel()
+		}
+
+		// Check Redis
+		var redisClient redis.UniversalClient
+		if len(config.Config.Redis.Address) > 1 {
+			redisClient = redis.NewClusterClient(&redis.ClusterOptions{
+				Addrs:    config.Config.Redis.Address,
+				Username: config.Config.Redis.Username,
+				Password: config.Config.Redis.Password,
+			})
+		} else {
+			redisClient = redis.NewClient(&redis.Options{
+				Addr:     config.Config.Redis.Address[0],
+				Username: config.Config.Redis.Username,
+				Password: config.Config.Redis.Password,
+			})
+		}
+		_, err = redisClient.Ping(context.Background()).Result()
+		if err != nil {
+			fmt.Printf("Cannot connect to Redis: %v", err)
+			success = 0
+		}
+
+		// Check Zookeeper
+		c, _, err := zk.Connect(config.Config.Zookeeper.ZkAddr, time.Second)
+		if err != nil {
+			fmt.Printf("Cannot connect to Zookeeper: %v", err)
+			success = 0
+		}
+		c.Close()
+
+		// Check Kafka
+		kafkaClient, err := sarama.NewClient(config.Config.Kafka.Addr, &sarama.Config{})
+		if err != nil {
+			fmt.Printf("Cannot connect to Kafka: %v", err)
+			success = 0
+		} else {
+			topics, err := kafkaClient.Topics()
+			if err != nil {
+				fmt.Println("get kafka topic error")
+				success = 0
+			}
+			if !utils.IsContain(config.Config.Kafka.MsgToMongo.Topic, topics) {
+				fmt.Printf("kafka doesn't contain topic:%v", config.Config.Kafka.MsgToMongo.Topic)
+				success = 0
+			}
+			if !utils.IsContain(config.Config.Kafka.MsgToPush.Topic, topics) {
+				fmt.Printf("kafka doesn't contain topic:%v", config.Config.Kafka.MsgToPush.Topic)
+				success = 0
+			}
+			if !utils.IsContain(config.Config.Kafka.LatestMsgToRedis.Topic, topics) {
+				fmt.Printf("kafka doesn't contain topic:%v", config.Config.Kafka.LatestMsgToRedis.Topic)
+				success = 0
+			}
+		}
+		kafkaClient.Close()
+		if success == 1 {
+			fmt.Println("all compose check pass")
+			return
+		}
+		time.Sleep(3 * time.Second)
+	}
+}
+
+func exactIP(urll string) string {
+	u, _ := url.Parse(urll)
+	host, _, err := net.SplitHostPort(u.Host)
+	if err != nil {
+		host = u.Host
+	}
+	if strings.HasSuffix(host, ":") {
+		host = host[0 : len(host)-1]
+	}
+	return host
+}