Remote-access Guide

mysql linux configure remote access

by Mrs. Wanda Marquardt I Published 3 years ago Updated 2 years ago
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Configure remote access Lets first connect to the server and create a new database to test remote access. sudo mysql -u root -p Enter password: Welcome to the MySQL monitor.

Full Answer

How do I allow remote connections to my MySQL database in Linux?

Privileged access to your Linux system as root or via the sudo command. Allowing remote connections to your MySQL database is a three step process. First, we will need to setup the MySQL service to be accessible from remote machines by configuring a public bind address in the MySQL configuration file.

How do I access my MySQL root account remotely?

If you can’t use your root account remotely, you’ll need to access your server’s shell using the mysql command via a remote SSH connection or by directly accessing the PC or server hosting the server. In your remote MySQL shell (using the mysql tool), type CREATE USER “username”@”x.x.x.x” IDENTIFIED BY “password”; and select Enter.

Is it possible to Access MySQL server from a remote location?

However, in some situations, it is necessary to access the MySQL server from a remote location. For example, you may need to connect to the remote MySQL server from your local system or a multi-server deployment where the application is running on a different machine from the database server.

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How do I remotely connect to MySQL in Linux?

How to Allow Remote Connections to MySQLStep 1: Edit MySQL Config File.Step 2: Set up Firewall to Allow Remote MySQL Connection. Option 1: UFW (Uncomplicated Firewall) Option 2: FirewallD. Option 3: Open Port 3306 with iptables.Step 3: Connect to Remote MySQL Server.

How do I create a remote access user in MySQL?

Find bind-address=127.0.0.1 in config file change bind-address=0.0.0.0 (you can set bind address to one of your interface IPs or like me use 0.0.0.0)Restart mysql service run on console: service mysql restart.Create a user with a safe password for remote connection.

How do I check if MySQL has remote access?

This is MySQL's default setting, but it won't work for a remote database setup since MySQL must be able to listen for an external IP address where the server can be reached. To enable this, open up your mysqld. cnf file: sudo nano /etc/mysql/mysql.

Can't connect to MySQL server on remote host?

To allow remote access to MySQL, you have to comment out bind-address (you did) and skip-networking in the configuration file. Next, you have to make sure the user is allowed remote access. Check your user with this: SELECT User, Host FROM mysql.

Where is MySQL config file in Linux?

Support NetworkFind the configuration files. By default, you can find the MySQL® configuration files in: /etc/mysql. ... my. cnf configuration file. ... Log files. Log files are the best place to start troubleshooting any program. ... mysqld and mysqld_safe. ... mysqladmin. ... Backups. ... Database engine. ... Related articles.

How can I access my database remotely?

To set up remote connection to your database, go to Site Tools > Site > MySQL > Remote. After that fill in the IP address or hostname from which you want to connect. You can also add a Label for them. This will allow you to connect to the database server via a remote MySQL client.

How do I connect to a MySQL database using IP address?

Select Connections from the SQL navigation menu. In the Authorized networks section, click Add network and enter the IP address of the machine where the client is installed. Note: The IP address of the instance and the mysql client IP address you authorize must be the same IP version: either IPv4 or IPv6. Click Done.

What is remote MySQL?

Overview. This feature allows remote hosts (servers) to access MySQL® databases on your account. This is useful, for example, if you wish to allow shopping cart or guestbook applications on other servers to access your databases. Warning: Your hosting provider may add remote hosts to this list at the server level.

How do I connect to a MySQL database?

To Connect to a MySQL DatabaseClick Services tab.Expand the Drivers node from the Database Explorer. ... Enter User Name and Password. ... Click OK to accept the credentials. ... Click OK to accept the default schema.Right-click the MySQL Database URL in the Services window (Ctrl-5).

How do I access a MySQL database from another computer ubuntu?

Step two: Granting access to the userLog in to the MySQL server.Log in to MySQL with the command mysql -u root -p.Type the MySQL root user password.Issue the MySQL command: GRANT ALL ON wordpressdb. ... Flush the MySQL privileges with the command FLUSH PRIVILEGES;Exit out of the MySQL prompt with the command exit;

How do I find the IP address of my MySQL server in Linux?

The SQL query SHOW VARIABLES WHERE Variable_name = 'hostname' will show you the hostname of the MySQL server which you can easily resolve to its IP address.

Can't connect to remote MySQL server client connected?

normally means that there is no MySQL server running on the system or that you are using an incorrect Unix socket file name or TCP/IP port number when trying to connect to the server. You should also check that the TCP/IP port you are using has not been blocked by a firewall or port blocking service.

How do I access my MySQL database from another computer?

Before connecting to MySQL from another computer, the connecting computer must be enabled as an Access Host.Log into cPanel and click the Remote MySQL icon, under Databases.Type in the connecting IP address, and click the Add Host button. ... Click Add, and you should now be able to connect remotely to your database.

How do I add a user to a MySQL database?

Create and edit users in MySQLLog in. Log in to your cloud server. ... Create a new user. You can create a new user and set a password for the user at the same time, as shown in the following example command, which creates a user with the username test : ... Set permissions for the new user. ... Log in as the new user. ... Drop a user.

How can I share MySQL database between two computers?

You can do by this process step-by-step using MySQL WorkBench.Install MySQL Workbench.Connect to existing Database.Go to Navigator -> Management -> Data Export. ( ... Create Database on target PC.Connect to Target Database (would consist of 0 tables in DB)Go to Navigator -> Management -> Data Import/Restore.

How do I give permission to MySQL database?

To GRANT ALL privileges to a user , allowing that user full control over a specific database , use the following syntax: mysql> GRANT ALL PRIVILEGES ON database_name. * TO 'username'@'localhost';

Where is MySQL configuration file?

The location of the MySQL configuration file differs depending on the distribution. In Ubuntu and Debian the file is located at /etc/mysql/mysql.conf.d/mysqld.cnf, while in Red Hat based distributions such as CentOS, the file is located at /etc/my.cnf.

What port is MySQL on?

The last step is to configure your firewall to allow traffic on port 3306 (MySQL default port) from the remote machines.

What is user_name in MySQL?

user_name is the name of the MySQL user.

Can MySQL listen to private IP?

If the MySQL server and clients can communicate over a private network, the best option is to set the MySQL server to listen only on the private IP. Otherwise, if you want to connect to the server over a public network, set the MySQL server to listen on all IP addresses on the machine.

Does MySQL listen to localhost?

By default, the MySQL server listens for connections only from localhost, which means it can be accessed only by applications running on the same host.

Which database server listens for incoming connections only?

MySQL, the most popular open-source database server by default, listens for incoming connections only on localhost.

Does MySQL 8.0 have bind address?

In MySQL 8.0 and higher, the bind-address directive may not be present. In this case, add it under the [mysqld] section.

MySQL: Allow root remote access step by step instructions

Even after configuring MySQL to allow remote connections to the root account, you still need to allow connections to MySQL through the Linux firewall and make sure that MySQL is bound to an accessible interface. If you have not already configured those aspects, first see our guide on MySQL: Allow remote connections and then come back.

Closing Thoughts

In this tutorial, we saw how to allow remote access to the root account in MySQL. This is a simple setting to configure inside of the mysql_secure_installation prompts, which everyone is recommended to run through upon initial installation of MySQL server on Linux.

How to find MySQL configuration file?

On your database server, as a user with root privileges, open your MySQL configuration file.To locate it, enter the following command: mysql --help The location displays similar to the following: Default options are read from the following files in the given order: /etc/my.cnf /etc/mysql/my.cnf /usr/etc/my.cnf ~/.my.cnf On Ubuntu 16, the path is typically /etc/mysql/mysql.conf.d/mysqld.cnf.

What to do if MySQL fails to start?

If MySQL fails to start, look in syslog for the source of the issue. Resolve the issue using MySQL documentation or another authoritative source.

Can you configure a database connection to a load balancer?

Typically, you configure a database connection to the database load balancer; however, database clustering can be complex and configuring it is up to you. For more information, see MySQL documentation.

What is the default authentication plugin for MySQL?

Note: This command will create a user that authenticates with MySQL’s default authentication plugin, caching_sha2_password. However, there is a known issue with some versions of PHP that can cause problems with this plugin.

What is a MySQL guide?

This guide is intended to serve as a troubleshooting resource and starting point as you diagnose your MySQL setup. We’ll go over some of the issues that many MySQL users encounter and provide guidance for troubleshooting specific problems. We will also include links to DigitalOcean tutorials and the official MySQL documentation that may be useful in certain cases.

What is the default IP address for a server?

By default, this value is set to 127.0.0.1, meaning that the server will only look for local connections. You will need to change this directive to reference an external IP address. For the purposes of troubleshooting, you could set this directive to a wildcard IP address, either *, ::, or 0.0.0.0:

Can MySQL listen to local connections?

One of the more common problems that users run into when trying to set up a remote MySQL database is that their MySQL instance is only configured to listen for local connections. This is MySQL’s default setting, but it won’t work for a remote database setup since MySQL must be able to listen for an external IP address where the server can be reached. To enable this, open up your mysqld.cnf file:

Can you access a database server remotely?

If you only plan to access the database server from one specific machine, you can grant that machine exclusive permission to connect to the database remotely with the following command. Make sure to replace remote_IP_address with the actual IP address of the machine you plan to connect with:

Can a website and database be hosted on the same machine?

Many websites and applications start off with their web server and database backend hosted on the same machine. With time, though, a setup like this can become cumbersome and difficult to scale. A common solution is to separate these functions by setting up a remote database, allowing the server and database to grow at their own pace on their own machines.

Can you create a user that authenticates with cache_sha2_plugin?

If you aren’t sure, you can always create a user that authenticates with caching_sha2_plugin and then ALTER it later on with this command:

What port is MySQL on?

The iptables utility is available on most Linux distributions by default. Type the following command to open MySQL port 3306 to unrestricted traffic:

What is the default IP address for MySQL?

Scroll down to the bind-address line and change the IP address. The current default IP is set to 127.0.0.1. This IP limits MySQL connections to the local machine.

What does u username mean in MySQL?

The -u username in the command represents your MySQL username. The -h mysql_server_ip is the IP or the hostname of your MySQL server. The -p option prompts you to enter the password for the MySQL username.

What is the name of the zone in MySQL?

Create a new zone to set the rules for the MySQL server traffic. The name of the zone in our example is mysqlrule, and we used the IP address from our previous example 133.155.44.103:

What IP address is User1?

User1 is now able to access yourDB from a remote location identified by the IP 133.155.44.103.

How many commands are needed to grant remote access to a user?

Granting remote access to a user for an existing database requires a set of two commands:

Which database management system can be installed on CentOS 8?

MySQL, the most widely used relational database management system can be installed on CentOS 8 from the...

Create a New MySQL User

It is advisable to work with a remote user who is neither a root MySQL user nor tied to the remote server hosting the MySQL database software.

Enable Remote MySQL Access

Now that we have the remote user created, it’s time to perform some additional configuration changes. By default, the MySQL bind-address is 127.0.0.1 which implies that only localhost users can interact with the MySQL database.

Attempting Remote MySQL Database Access

To directly connect to the MySQL database server remotely, adhere to the following MySQL syntax:

Enable Remote MySQL Access in Firewall

If you have a firewall enabled on your remote server, you might need to grant access to MySQL’s default port 3306 and grant access to remote_ip_address as shown.

Where to find configuration file in MySQL?

Just a note from my experience, you can find configuration file under this path /etc/mysql/mysql.conf.d/mysqld.cnf.

Where is my.ini file?

If it's a Windows system, you can find it in the MySQL installation directory, usually something like C:Program FilesMySQLMySQL Server 5.5 and the filename will be my.ini.

Do you have to add privileges for non localhost?

You will also have to add privileges for a non- localhost user as well.

Is remote login off by default?

All process for remote login. Remote login is off by default.You need to open it manually for all ip..to give access all ip

Does MySQL listen to brew?

If you installed MySQL from brew it really does only listen on the local interface by default. To fix that you need to edit /usr/local/etc/my.cnf and change the bind-address from 127.0.0.1 to *.

How to configure MySQL database to allow connections from devices?

If you want to configure your MySQL database to allow connections from devices using your current internet connection, find your public IP address first, then replace 127.0.0.1 with that IP address. Alternatively , replace it with an IP address for the device or server you wish to allow connections from .

How to open a MySQL configuration file on Mac?

On Mac, open a terminal window and type sudo nano /usr/local/etc/my.cnf. This is the default configuration file for MySQL if you’ve installed MySQL using homebrew.

How to connect to MySQL server on Mac?

To connect to your remote MySQL server on Mac or Linux, open a new terminal window and type mysql -u username -h X.X.X.X:XXXX -p. Replace X.X.X.X:XXXX with your remote server IP address and port number (eg. 100.200.100.200:3306) and username with your MySQL username.

How to edit MySQL database?

To start, use your preferred console text editor to edit your MySQL database file. On Linux, type sudo nano /etc/mysql/mysql.conf.d/mysqld.cnf into a terminal or SSH window to edit this file using the nano editor (assuming your MySQL database is in the default location) .

How to save a MySQL bind address?

Once you’ve configured the bind-address in your MySQL configuration file, save the file. If you’re on Linux, select Ctrl + O and Ctrl + X to do this. On Mac, select Command + O and Command + X. Windows users can save by selecting File > Save.

How to restart MySQL on Mac?

Next, Linux and Mac users can restart MySQL by typing mysql.server stop && mysql.server start or mysql.server restart. You may need to elevate the command using sudo (eg. sudo mysql.server restart) and use the appropriate path to the mysql.server file (eg. /usr/local/bin/mysql.server ).

How to create a user in MySQL?

In your remote MySQL shell (using the mysql tool), type CREATE USER “username”@”x.x.x.x” IDENTIFIED BY “password”; and select Enter. Replace username with the username you wish to create, x.x.x.x with the IP address you wish to connect from, and password with a suitable password.

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