Remote-access Guide

enable remote access mysql database ubuntu linux

by Prof. Art Leffler Jr. Published 2 years ago Updated 1 year 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

How to Allow Remote Connections to MySQL
  1. Step 1: Edit MySQL Config File.
  2. 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.
  3. Step 3: Connect to Remote MySQL Server.
Mar 26, 2020

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 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 check if MySQL has remote access?

You need type the following commands which will allow remote connections to a mysql server.Step # 1: Login Using SSH (if server is outside your data center) ... Step # 2: Edit the my. ... Step # 3: Once file opened, locate line that read as follows. ... Step# 4 Save and Close the file. ... Step # 5 Grant access to remote IP address.More items...•

How do I enable MySQL network access?

Click on the entry “MySQL” in the sidebar. Activate the “Allow network access to MySQL” option. Save the changed settings by clicking the “Save” button. Start the servers.

How do I access another MySQL database?

If you need to access another database instance, you will need to connect to it separately. You won't be able to make cross db joins. Some other dbmses have functions like oracle's database links, which allow to do things like make a table or view accessible to another database on another host.

How connect MySQL server Linux?

On Linux, start mysql with the mysql command in a terminal window....The mysql command-h followed by the server host name (csmysql.cs.cf.ac.uk)-u followed by the account user name (use your MySQL username)-p which tells mysql to prompt for a password.database the name of the database (use your database name).

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 grant privileges in MySQL?

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';

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.

What is bind address my CNF?

The bind-address configuration within MySQL tells MySQL on which networks it can listen for connections. Note that MySQL is usually configured to accept connections from a local socket file (a unix socket). The hostname "localhost" usually implies it's using the unix socket.

How do I access Mamp MySQL?

First, you've to start MAMP or MAMP PRO, and you open your terminal and type:/Applications/MAMP/Library/bin/mysql -uroot -p. Enter the password, by default the password, is root :Welcome to the MySQL monitor. ... alias mysql=/Applications/MAMP/Library/bin/mysql. ... source ~/.zshrc. ... source ~/.bashrc. ... mysql -uroot -proot.

How do I connect to Mamp database?

Connect to MAMP via a standard TCP/IP connection Enter 127.0. 0.1 for the Host. Enter root for the username and for the password. The default MySQL port used by MAMP is 8889.

How do I make MySQL 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 find MySQL database in Ubuntu?

To list all databases in MySQL, execute the following command: mysql> show databases; This command will work for you whether you have Ubuntu VPS or CentOS VPS. If you have other databases created in MySQL, they will be listed here.

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 import MySQL database in Ubuntu terminal?

Command line MySQL importType: mysql -u username -p database_name < file.sql.The username refers to your MySQL username.database_name refers to the database you want to import.file. sql is your file name.If you've assigned a password, type it now and press Enter.

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:

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.

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 is user_name in MySQL?

user_name is the name of the MySQL user.

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.

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.

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.

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