1. use mysql client is ok
huaxreplay git:(dev) proxychains4 mysql -u root -h 10.100.0.211 -p********
[proxychains] config file found: /etc/proxychains.conf
[proxychains] preloading /usr/lib/x86_64-linux-gnu/libproxychains.so.4
[proxychains] DLL init: proxychains-ng 4.16
mysql: [Warning] Using a password on the command line interface can be insecure.
[proxychains] Dynamic chain  ...  10.11.192.135:1080  ...  10.100.0.211:3306  ...  OK
Welcome to the MySQL monitor.  Commands end with ; or \g.
Your MySQL connection id is 1387631
Server version: 5.5.5-10.1.40-MariaDB MariaDB Server

Copyright (c) 2000, 2022, Oracle and/or its affiliates.

Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.

Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.

mysql> exit;
Bye
  1. with gorm run is fail
huaxreplay git:(dev) proxychains4 go run main.go                       
[proxychains] config file found: /etc/proxychains.conf
[proxychains] preloading /usr/lib/x86_64-linux-gnu/libproxychains.so.4
[proxychains] DLL init: proxychains-ng 4.16
# command-line-arguments
[proxychains] DLL init: proxychains-ng 4.16
[proxychains] DLL init: proxychains-ng 4.16
[proxychains] DLL init: proxychains-ng 4.16
[proxychains] DLL init: proxychains-ng 4.16

2022/12/13 09:53:31 /root/src/gomy/huaxreplay/huaxreplay/models/db.go:42
[error] failed to initialize database, got error dial tcp 10.100.0.211:3306: connect: connection timed out
[GIN-debug] [WARNING] Creating an Engine instance with the Logger and Recovery middleware already attached.

[GIN-debug] [WARNING] Running in "debug" mode. Switch to "release" mode in production.
 - using env:   export GIN_MODE=release
 - using code:  gin.SetMode(gin.ReleaseMode)

[GIN-debug] GET    /metrics                  --> github.com/zsais/go-gin-prometheus.prometheusHandler.func1 (5 handlers)
[GIN-debug] POST   /api/v1/huaxreplay/run    --> huaxreplay/controllers.ReplayAdd (7 handlers)
[GIN-debug] DELETE /api/v1/huaxreplay/run    --> huaxreplay/controllers.ReplayDel (7 handlers)
[GIN-debug] Listening and serving HTTP on :5001
^Csignal: interrupt

I use the wireshark to trace, no package to send when with golang.

  1. same environment， rust by cargo is ok

rhuax git:(dev) ✗ proxychains4 cargo run [proxychains] config file found: /etc/proxychains.conf [proxychains] preloading /usr/lib/x86_64-linux-gnu/libproxychains.so.4 [proxychains] DLL init: proxychains-ng 4.16 [proxychains] DLL init: proxychains-ng 4.16 Finished dev [unoptimized + debuginfo] target(s) in 0.09s Running `target/debug/rhuax` [proxychains] DLL init: proxychains-ng 4.16 current_dir "/root/src/rustmy/rhuax" current_dir "/root/src/rustmy/rhuax" 2022-12-13T11:14:38.581545700+08:00 INFO rhuax::configs::config - 启动日志服务成功 "/root/src/rustmy/rhuax/src/configs/config.yaml" 2022-12-13T11:14:38.581953600+08:00 INFO rhuax::models::db - 连接数据库："mysql://evi_test:*********@10.100.22.64:3306/iot" 2022-12-13T11:14:38.582789300+08:00 INFO rhuax::models::db - 连接数据库："mysql://root:*********@10.100.0.211:3306/huaxrobot" 2022-12-13T11:14:38.583621100+08:00 INFO rhuax::router::router - Starting server... model: MyObj { raw: "1F8B080074147763000325C3B10D00101000C0670A8901B49E8FC430143AE69088352CA7D57E47E2921B15ED87026473E8E9450A1A40F469B65A257A4E5422713E172917779B2F000000" } [proxychains] Dynamic chain ... 10.11.192.135:1080 ... 10.100.22.64:3306 ... OK 2022-12-13T11:14:43.731377100+08:00 INFO rbatis::plugin::log - [rbatis] [445061304076603392] Fetch ==> select * from tab_iot_column_base [rbatis] Args ==> [] 2022-12-13T11:14:43.805185400+08:00 INFO rbatis::plugin::log - [rbatis] [445061304076603392] ReturnRows <== 69 maybe the connection methods is different between them?

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