环境
Macbook pro 10.10
DockerToolbox 1.8 & Docker 1.8.2
先看一下错误输出吧
$ mysql -uroot -p -h192.168.99.100 -P3306
Enter password:
ERROR 2003 (HY000): Can't connect to MySQL server on '192.168.99.100' (61)
$ mysqladmin -h192.168.99.100 --port=3306 version 127 ↵
mysqladmin: connect to server at '192.168.99.100' failed
error: 'Can't connect to MySQL server on '192.168.99.100' (61)'
Check that mysqld is running on 192.168.99.100 and that the port is 3306.
You can check this by doing 'telnet 192.168.99.100 3306'
容器状态&端口映射
$ docker ps -l
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
b20584bc086e sunzy/mysql "/usr/bin/mysqld_safe" 21 minutes ago Up 21 minutes 0.0.0.0:3306->3306/tcp mysql
宿主机的IP
$ docker-machine ls
NAME ACTIVE DRIVER STATE URL SWARM
default * virtualbox Running tcp://192.168.99.100:2376
$ docker-machine ls
NAME ACTIVE DRIVER STATE URL SWARM
default * virtualbox Running tcp://192.168.99.100:2376
PING
$ ping 192.168.99.100 1 ↵
PING 192.168.99.100 (192.168.99.100): 56 data bytes
64 bytes from 192.168.99.100: icmp_seq=0 ttl=64 time=0.347 ms
64 bytes from 192.168.99.100: icmp_seq=1 ttl=64 time=0.388 ms
64 bytes from 192.168.99.100: icmp_seq=2 ttl=64 time=0.272 ms
Telnet
$ telnet 192.168.99.100 3306 1 ↵
Trying 192.168.99.100...
telnet: connect to address 192.168.99.100: Connection refused
telnet: Unable to connect to remote host
在容器内连接
# mysql -uroot -p
Enter password:
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 4
Server version: 5.5.44-0ubuntu0.14.04.1 (Ubuntu)
Copyright (c) 2000, 2015, Oracle and/or its affiliates. All rights reserved.
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>
mysql>
mysql允许任意IP连接
mysql> select user,host,password from mysql.user;
+------------------+--------------+-------------------------------------------+
| user | host | password |
+------------------+--------------+-------------------------------------------+
| root | localhost | *6BB4837EB74329105EE4568DDA7DC67ED2CA2AD9 |
| root | e611e15f9c9d | *6BB4837EB74329105EE4568DDA7DC67ED2CA2AD9 |
| root | 127.0.0.1 | *6BB4837EB74329105EE4568DDA7DC67ED2CA2AD9 |
| root | ::1 | |
| debian-sys-maint | localhost | *1BD91232C0D2D2B5500129217CEF09B7EE71ABEC |
| root | % | *6BB4837EB74329105EE4568DDA7DC67ED2CA2AD9 |
+------------------+--------------+-------------------------------------------+
高洛峰2017-04-22 09:01:30
突然、vagrant を使用する前にこの状況に遭遇したことを思い出しましたが、そのレポートは 2013-Lost connection to MySQL Server at 'readingInitial communication packetError => Watching
mysql設定ファイルを開くsudo vim /etc/mysql/my.cnf
バインドアドレスを見つけて、127.0.0.1を0.0.0.0に変更するか、行をコメントアウトしてください
ringa_lee2017-04-22 09:01:30
ホストのファイアウォールはオンになっていますか? sudo サービスの iptables ステータスを確認してください。
ホストマシンで sudo netstat -lnp | grep 3306 を実行して、どのプロセスがポート 3306 を使用しているかを確認します。