Remote-access Guide

configure mysql on ubuntu for remote access

by Karli Ferry Published 3 years ago Updated 2 years ago
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To enable remote connections to the MySQL Server, we need to change the value of the bind-address in the MySQL Configuration File. First, Open the /etc/mysql/mysql.conf.d/mysqld.cnf file (/etc/mysql/my.cnf in Ubuntu 14.04 and earlier versions). vim /etc/mysql/mysql.conf.d/mysqld.cnf Under the [mysqld] Locate the Line, bind-address = 127.0.0.1

Full Answer

How do I enable remote access in Ubuntu?

Ubuntu 20.04 Remote Desktop from Windows 10 step by step instructions

  • First step is to install Remote Desktop Protocol (RDP) server xrdp on the Ubuntu 20.04 desktop. ...
  • Enable to start after reboot and run the remote desktop sharing server xrdp : $ sudo systemctl enable --now xrdp
  • Still on the Ubuntu 20.04 desktop, open a firewall port 3389 for an incoming traffic: $ sudo ufw allow from any to any port 3389 proto tcp

How to quickly allow remote connection in MySQL?

MySQL, the most popular open-source database server by default, listens for incoming connections only on localhost. To allow remote connections to a MySQL server, you need to perform the following steps: Configure the MySQL server to listen on all or a specific interface. Grant access to the remote user. Open the MySQL port in your firewall.

How to setup MySQL in Ubuntu?

Install MySQL. Install the MySQL server by using the Ubuntu operating system package manager: sudo apt-get update sudo apt-get install mysql-server. The installer installs MySQL and all dependencies. If the secure installation utility does not launch automatically after the installation completes, enter the following command:

How do I install MySQL on Ubuntu?

Install the MySQL server by using the Ubuntu package manager: sudo apt-get update sudo apt-get install mysql-server. Allow remote access. Start the MySQL service.

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How do I enable remote access to MySQL server Ubuntu?

I did these steps:Installed MySQL Server + adding a new user.Activated the firewall: sudo ufw enable.Allowed the MySQL port: sudo ufw allow 3306.Reloaded the Firewall: sudo ufw reload.

How do I make my MySQL database accessible remotely?

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 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 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 check if MySQL has remote access?

If your MySQL server process is listening on 127.0. 0.1 or ::1 only then you will not be able to connect remotely. If you have a bind-address setting in /etc/my. cnf this might be the source of the problem.

How do I find my MySQL IP address Ubuntu?

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.

How can someone else access my MySQL database?

Grant accessLog in to your MySQL server locally as the root user by using the following command: # mysql -u root -p. You are prompted for your MySQL root password. ... Use a GRANT command in the following format to enable access for the remote user. Ensure that you change 1.2.

How do I connect to a MySQL 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 remotely connect to a database?

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 access MySQL database from another computer using Workbench?

Steps to connect to your database remotelyOpen MySQL Workbench.Click New Connection towards the bottom left of MySQL Workbench.In the “Set up a New Connection Dialogue” box, Type your Database connection credentials. ... Type your password and click the “Save Password in Vault” check box.More items...•

How do I connect to a MySQL 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.

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 MySQL database?

To connect to MySQL Server:Locate the MySQL Command-Line Client. ... Run the client. ... Enter your password. ... Get a list of databases. ... Create a database. ... Select the database you want to use. ... Create a table and insert data. ... Finish working with the MySQL Command-Line Client.

Can you give remote access to MySQL?

If you work with MySQL, there will be instances in which you need to give remote access to the server. Say, for example, you have servers set up specifically for database and web: Your web server hosts an instance of WordPress that needs to be able to access the remote MySQL server.

Can you lock down MySQL?

The process is fairly simply, and you can even lock down that MySQL server so it is only reachable from specific users on specific IP addresses. Let's dig in and configure your MySQL server to accept remote connections.

Can WordPress use MySQL?

Your WordPress instance (set up with the proper user credentials for the database) should be able to use the remote MySQL server as its database host.

Can you open MySQL from remote server?

Although you can open MySQL for connections from remote servers, you should only grant privileges for select users to avoid possible security breaches. Also, be sure those users use very strong passwords. When you combine that with keeping your MySQL server up to date, you should be good to go.

What socket does MySQL listen to?

Run the netstat command and make sure that mysql server listen on socket 0 0.0.0.0:3306.

How to create a user that is only allowed to login from a specific host?

If you want to create a user that is only allowed to login from a specific host, replace '%' with host IP or domain name when creating the user.

Does UFW block MySQL?

But if have enabled UFW then it will block the mysql remote access, so you need to add firewall rule to open the port 3306. Click the following link to learn more about UFW Ubuntu Firewall. From a another Linux machine, you can run nmap against your server IP to check whether port 3306 is open or not.

Can you remotely connect to MySQL?

Note that, enabling remote connections to MySQL server is not good practice from a security standpoint. So don't expose your database server to outside unless you must, especially in a production environment.

Can MySQL connect to a server from outside the localhost?

Now that our MySQL server allows remote connections, we still need to have a mysql user that is allowed to access the server from outside the localhost. To create a mysql user that is allowed to connect from any host, login in the MySQL console and run:

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.

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 connect to MySQL database from IP address?

Alternatively, you can allow connections to your MySQL database from any IP address with the following command: Warning: This command will enable anyone to access your MySQL database. Do not run it if your database holds any sensitive data. Following this, try accessing your database remotely from another machine:

What to do if you don't find logs in MySQL?

If you don’t find the MySQL® logs in the default directory, check the MySQL configuration. View the my.cnf file and look for a log_error line, as in:

Which is better, InnoDB or MyISAM?

InnoDB is more fault-tolerant than MyISAM and handles crashes and recovery with a much smaller risk of database corruption.

What is the default port for a server?

The port under the server section controls what port the server listens to. The default port is 3306 but, you can change it.

Can you see the port in the configuration file?

If you are using the default settings, you won’t see the port entries in the configuration file. If you want to change the port, add the following lines in the appropriate categories:

Can you lock a database?

You can lock the database as read-only for the duration of the copy. When you finish, release the lock. That way, your applications can still read data while you’re backing up files.

Do you need to choose an engine for MySQL?

Ideally, you won’t need to choose an engine. If you’re not very familiar with MySQL, allow the application to choose one by default. If you’re writing the application, use the default engine until you’re more comfortable with your options.

Can you restore a MySQL dump?

Restoring a mysqldump database is similar to how you created the dump, but you use mysql instead of mysqldump , as shown in the following restore command:

Configure MySQL bind address

We will start by opening the /etc/mysql/mysql.cnf file. With root permissions, open this in nano or your favorite text editor. $ sudo nano /etc/mysql/mysql.cnf

Allow remote access through firewall

Assuming you are using port 3306 for your MySQL server, we will need to allow this through the system firewall. The command you need to execute is going to depend on the distribution you are using. Refer to the list below or adapt the command as needed to adhere to your own system’s firewall syntax.

Allow remote connections to a particular user

Now that the MySQL service can accept incoming connections and our firewall will allow them through, we just need to configure our user to accept remote connections.

What does user == mean in MySQL?

user == the user u use to connect to mysql ex.root

Does MySQL listen to localhost?

MySQL only listens to localhost, if we want to enable the remote access to it, then we need to made some changes in my.cnf file:

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