Remote-access Guide

mysql remote access econnrefused

by Rogelio Stoltenberg Published 2 years ago Updated 2 years ago
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By default, mysql won't let you connect from remote hosts unless you explicitly give permissions for a specific user on a specific schema or a group of schemas, for example if you did something like this: GRANT ALL PRIVILEGES ON *.* TO 'USERNAME'@'1.2.3.4' IDENTIFIED BY 'PASSWORD' WITH GRANT OPTION;

Full Answer

How to allow remote connections to a MySQL server?

To allow remote connections to a MySQL server, you need to perform the following steps: 1 Configure the MySQL server to ... 2 Grant access to the remote use ... 3 Open the MySQL port in your fi ...

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.

How to set the wildcard remote access for MySQL user?

Please follow the below mentioned steps inorder to set the wildcard remote access for MySQL User. (2) navigate to path C:\Program Files\MySQL\MySQL Server 5.X\bin and run this command. (3) Enter the root password. (4) Execute the following command to provide the permission. GRANT ALL PRIVILEGES ON *.* TO 'USERNAME'@'IP' IDENTIFIED BY 'PASSWORD';

How do I create a remote database in MySQL?

If you do not have any databases yet, you can easily create a database by typing the following command in your MySQL shell: GRANT ALL PRIVILEGES ON yourDB.* TO user1@’133.155.44.103’ IDENTIFIED BY ‘password1’; The name of the database, the username, remote IP, and password need to match the information you want to use for the remote connection.

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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 enable remote access to MySQL Digitalocean?

How to connect remotely to mysql running inside a digitalocean...set bind address for MySQL to 0.0. 0.0.CREATE USER 'someuser'@'localhost' IDENTIFIED BY 'password';GRANT ALL ON databasename. * TO remoteuser@'ipaddressofk8s_lb' IDENTIFIED BY 'password';sudo ufw allow from ipaddress_of_k8s_lb to any port 3306.

How do I fix MySQL connection refused?

ResolutionOpen /etc/mysql/my.cnf in a text editor.Change the bind-address = 192.X.X.X to bind-address = 127.0.0.1 and save.Restart MySQL service.Use netstat -tln to verify that MySQL is listening in localhost 127.0. 0.1:3306 port.

How do I telnet to a MySQL server?

Connecting to your database with Telnet To test the connection to your database, run the telnet hostname port on your Looker server. For example, if you are running MySQL on the default port and your database name is mydb, the command would be telnet mydb 3306 .

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 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.

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 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 connect to a local MySQL server?

Step 3: Connect to a Local MySQL Server Enter mysql.exe -uroot -p , and MySQL will launch using the root user. MySQL will prompt you for your password. Enter the password from the user account you specified with the –u tag, and you'll connect to the MySQL server.

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 IP address?

Adding an IP address to allow a remote MySQL connectionLog into cPanel.Click the Remote MySQL button in the Databases section.Enter the remote IP address in the Add Access Host section.Click the Add Host button. You will then see a message stating the host IP address was added to the access list.

How do I access MySQL from terminal?

1 AnswerMake sure you have created MySQL connection correctly.Open command line from search then type cd \Once you reached the bin directory then type mysql -u yourUserName -p (apply this to connect to MySQL )

How do I access my digital ocean database?

Go to https://cloud.digitalocean.com/apps, click on your app, and click on the Settings tab. Click on your database to view its details. The connection information for your database is provided in the Connection Details section.

How do I connect to a remote MySQL server 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 enable remote access to MySQL database server in Windows?

Connecting to MySQL on WindowsFrom there, type . \mysql.exe -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. ... Provide your password, when prompted, to complete the sign-in process and access your MySQL database remotely.

How do I enable remote access to MariaDB?

How to enable Remote access to your MariaDB/MySQL database on Ubuntu Bionic or MariaDB < v10. 6Enabling Remote Access in the Webdock Dashboard. ... Manual configuration using the command line. ... Verify MariaDB Server. ... Configure MariaDB. ... Grant Access to a User from a Remote System. ... Configure Firewall.More items...•

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 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 should the new IP address match?

The new IP should match the address of the machine that needs to access the MySQL server remotely. For example, if you bind MySQL to 0.0.0.0, then any machine that reaches the MySQL server can also connect with it. Once you make the necessary changes, save and exit the configuration file.

What is a workbench?

Workbench is a visual tool for managing MySQL databases . Its graphical interface allows administrators and...

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 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 is UFW in Ubuntu?

UFW is the default firewall tool in Ubuntu. In a terminal window, type the following command to allow traffic and match the IP and port:

What port is open for firewall?

For whom it needs it, check firewall port 3306 is open too, if your firewall service is running.

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.

What does % grant?

Note: % grants a user remote access from all hosts on a network. You can specify the Ip-Address of the individual hosts that you want to grant the user access from using the command - GRANT ALL PRIVILEGES ON *.* TO 'root'@'Ip-Address' IDENTIFIED BY 'my-password';

Why is IP replaced with %?

IP can be replaced with % to allow user to connect from any IP address.

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 *.

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.

Do you have to add privileges for non localhost?

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

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 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 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 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:

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.

How to fix EC2 error?

To fix the error, go to your Security Group of your EC2 and select Inbound, then Add a new rule: Type: MySQL/Aurora. Protocol: TCP. Port Range: 3306 (this one is the default, if you have it on a different one select that one.)

What does ER_HOST_NOT_PRIVILEGED mean?

Next: Error: ER_HOST_NOT_PRIVILEGED means that the username that you are using doesn't have the right access or doesn't exist. Here is how to fix that:

Skoua commented on Apr 8, 2014

I'm trying to connect to a remote database but whatever I do I get a ECONNREFUSED error.

Skoua commented on Apr 9, 2014

I just tried to use db-mysql instead of node-mysql and it worked so I guess this is a bug.

dougwilson commented on Apr 9, 2014

It is certainly possible there is some bug, but from ECONNREFUSED, there is nothing we can particularly investigate for you. Can you paste the output from the following file (copy-and-paste into it's own file):

dougwilson commented on Apr 9, 2014

There is no documented hostname option for net.createConnection, rather it is documented only as host. Can you change it to host and see if it still occurs? If so, your issue is at the TCP level and below this library, so there is nothing I can think to change in this library, unless you have a suggestion from your investigation :/

dougwilson commented on Apr 9, 2014

I wish I knew, but I have never used db-mysql and have no idea what it is doing different that would make it work differently somehow. I wish I could be of more help, but at this point, it seems like you may have to investigate what the issue is, since I don't have access to your machine to reproduce the issue.

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 replace X.X.X.X with IP address?

Open a terminal or SSH connection and type sudo iptables -A INPUT -p tcp -s X.X.X.X –dport YYYY -j ACCEPT. Replace X.X.X.X with the IP address for the device you wish to allow MySQL connections from, and replace YYYY with the matching port value from your MySQL configuration file (eg. 3306 ).

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 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 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 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 ).

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 firewalld in CentOS?

FirewallD is the default firewall management tool in CentOS. To allow access from any IP address on the Internet (very insecure) type:

What is user_name in MySQL?

user_name is the name of the MySQL user.

What is UFW in Ubuntu?

UFW is the default firewall tool in Ubuntu. To allow access from any IP address on the Internet (very insecure), run:

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 you set a single IP address for MySQL?

You can set a single IP address and IP ranges. If the address is 0.0.0.0, the MySQL server accepts connections on all host IPv4 interfaces. If you have IPv6 configured on your system, then instead of 0.0.0.0, use ::. The location of the MySQL configuration file differs depending on the distribution.

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.

Can you connect to MySQL through a ssh tunnel?

You can connect to MySQL through ssh tunnel - it’s more secure. Or if it doesn ’t matter you have to wtite bind-address = <vps-ip-address> or bind-address = 0.0.0.0. These answers are provided by our Community. If you find them useful, show some love by clicking the heart.

Can you connect to MySQL remotely?

I'll put my 2 cents in here and per Clifton's follow-up. You can connect remotely with no adjustment to your MySQL settings if you use SSL connections with your MySQL client. I use Sequel Pro (on OSX) and you simply enter your SSH credentials (allows you to designate an SSH Key file) and you enter the MySQL credentials as usual. Not only easy, no change to settings, but you don't have to open more ports, etc so it's more secure to boot!.

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