xdebug_config remote_host=host docker internal

exposed TCP 9000 port for no reason). 2. It reads environment variable values from the .env file and maps to the host port 42333 to allow MySQL clients that run on the host machine to connect to the database.. The second line tells Xdebug which address to use to connect to the IDE - which is running on the host machine, and host.docker.internal is a special hostname which resolves to the host machine's IP address. For this, follow this path from the interface. If you are using Docker Desktop (on Mac or Windows), set client_host to host.docker.internal. Then you're all set and can start listening for PHP Debug connections . Configure Xdebug Install the PHP plugin. In Intellij/PHPStorm go to: Languages & Frameworks > PHP > Servers > and set the following settings: Name: name of your server, should be equal to value in PHP_IDE_CONFIG variable. Port . I'll use a very simple Dockerfile to showcase, but you might have to adapt this to your actual stack. By default, MCD use this value: serverName=magento_cloud_docker; HostEnter localhost. Automattic/wordpress-xdebug. If the environment variable XDEBUG_REMOTE_HOST is available on the host machine, it'll use that, otherwise it will default to host.docker.internal Now all a developer not on macOS (or Windows as it's available there too ) needs to do is export their IP address in the XDEBUG_REMOTE_HOST environment variable. Then on the same host as VSCode you could then run the following to trigger a . This includes running all of this on localhost, OR running VSCode and PHP in WSL2. In your php.ini, 99-xdebug.ini, or other distribution specific PHP ini file, change (or set) the xdebug.mode setting to debug. This will tell your PhpStorm which server configuration to use. Port 9003 is the default for both Xdebug and the Command Line Debug Client. Instruct XDebug to connect to host.docker.internal for command line execution or whenever "connect back" is not possible. 1 2. You are going to see Xdebug Debug Port. Open the "index.php" file. 3. The port to which Xdebug tries to connect on the remote host. Note that we use the host.docker.internal value to refer to the remote host. docker-compose up --build. In the pop up enter xdebug.remote_host as key and host.docker.internal as value and hit "OK". . You should see the two files "Dockerfile" and "index.php". Caveat: if you are running docker in a virtual machine, additional configuration may be necessary. According to how you run docker, this setting could be a changing IP address or host.docker.internal if you're using Docker for Mac. This includes running all of this on localhost, OR running VSCode and PHP in WSL2. ), but I just get nothing. Configure Xdebug Download Xdebug. Configuring Step Debugging #. Here is the Dockerfile with the xdebug.ini configuration for the PHP Docker container that worked: xdebug.mode = debug xdebug.start_with_request = yes xdebug.client_port = 9000 xdebug.client_host = 75.316. Set PHP_IDE_CONFIG env variable to serverName=localhost. The project name is in grey at the top. Update your container's . These settings are xdebug.remote_enable to enable the debugger, xdebug.remote_host and xdebug.remote_port to configure the IP address and port where the debugger should connect to. To learn more on upgrading to Xdebug 3, see the Upgrade guide.. From the Xdebug docs: xdebug.remote_connect_back Type: boolean, Default value: 0, Introduced in Xdebug >= 2.1. docker pull automattic/wordpress-xdebug. 3. If you are using an AMP package, the Xdebug extension may be already installed. The downside of using xdebug.remote_host in xdebug.ini to specify our IP address is that if it our IP changes for any reason, we have to login to the container, change the xdebug.ini file and restart the container. This setting can additionally be configured through the XDEBUG_CONFIG environment variable. I used the host.docker.internal, xdebug.client_host='host . If step debugging is working, you will see two log entries, similar to those below, in Xdebug's log file, and your text editor or IDE will stop on the breakpoint that you set. Make sure VSCode is listening for connections, and that you have a script with a breakpoint in it ready to run. This is a simple database service configuration that uses an official MySQL image. Overview What is a Container. chain_of_responsibility/docker-compose.yml Line 14 in cafa6a3 XDEBUG_CONFIG: remote_host=docker.for.mac.localhost remote_host=host.docker.internal in Docker 18.03 . It is the configuration specific for the Docker for Mac.Normally you may define xdebug.remote_connect_back = 1, so the xdebug.remote_host is not required (which is much more convenient). Configure the following settings for the new server configuration: NameEnter the name used for the serverName option from PHP_IDE_CONFIG value. If you are using Linux, then docker.for.mac.localhost or host.docker.internal in xdebug.remote_host don't work. You are going to see this screen. As many clients use this port number, it is best to leave this setting unchanged. Alright, first things first, Xdebug needs to be installed in the Docker image you use. The default config for listening for Xdebug will work in most situations. xdebug.mode=debug enables step debugging (which is probably what you . 6.96. most important part is client_host which needs to be . In Docker for Windows and Docker for Mac, it automatically resolves to the internal address of the host, letting you easily connect to it from the container. Next, click on Open folder. 4. Why Docker. I did have to tell Windows at each step to allow the network access. Hi, I'm experiencing an issue where the special DNS name, host.internal.docker, seems to resolve to an outdated IP Address. Press Ctrl+Alt+S to open the IDE settings and select Plugins.. Switch to the Marketplace tab and use the search field to find the PHP plugin.. Click Install and restart the IDE if prompted. Steps To Reproduce: install xdebug-3.0.0beta1via PECL and enable it (on php 7.4 fpm container) write xdebug config: xdebug.mode=debug xdebug.discover_client_host=1 xdebug.cli_color=1 xdebug.html_errors=2 xdebug.var_display_max . Under File>Settings>Languages & Frameworks > PHP: We set the CLI Interpreter to use WSL. Restart Apache with apachectl restart or systemctl restart httpd.service (CentOS 7), or /etc/init.d/apache2 restart on Debian. As you can see, we use the preconfigured Docker image comprising the Apache web server and PHP 7.4 with Xdebug. and locate the folder we just created above and select it. Down below, we have the same Xdebug config file, from the previous post, placed at .docker/xdebug.ini on the root of our Laravel project. The plugin is available only in IntelliJ IDEA Ultimate. Instruct XDebug to connect back to the IP where web request came from. PHP_IDE_CONFIG: "serverName=appserver" LANDO_HOST_IP: "host.docker.internal" XDEBUG_CONFIG: "remote_enable=1 remote_host=host.docker.internal" Changing only LANDO_HOST_IP did not work but overriding XDEBUG_CONFIG with the correct remote_host works. See next step for details. The best example is probably the remote_host. This maps host.docker.internal to the IP of the host (On Mac machines, this is by default set to host.docker.internal).We can pass this hostname to Xdebug via the configuration XDEBUG_REMOTE_HOST=host.docker.intenal.Xdebug can now resolve the location of the host but it still cannot connect to the host. This results in the configuration setting -dxdebug.remote_host=host.docker.internal that is now appended to the remaining (default) arguments that PhpStorm uses and will override any existing options (including the incorrect xdebug.remote_host). Then on the same host as VSCode you could then run the following to trigger a . I work on Windows 10 + docker desktop + Ubuntu WSL2 + WP Local Docker 2.8.0 + Xdebug 2.9.8 The debugger don't catch any breakpoint with the default configuration docker-php-ext-xdebug.ini xdebu. . The port to which Xdebug tries to connect on the remote host. The default config for listening for Xdebug will work in most situations. If you are using docker-compose.yml, you will also need to add the following lines to add the internal host, and to set the xdebug environment variables: extra_hosts: - "host.docker.internal:host-gateway" environment: XDEBUG_MODE: develop,debug XDEBUG_CONFIG: client_host=host.docker.internal start_with_request=yes 3. Make sure VSCode is listening for connections, and that you have a script with a breakpoint in it ready to run. The second service runs the WordPress code: Project runs on few docker containers (below config for nginx and php) What is missing or broke with my configuration? On the Line 6 of the index.php file, add a Breakpoint by clicking on the area at the left of the line numbers. You may have screw up your Docker config (e.g. Unfortunatelly Docker for Mac (due to OS X limitations) has to have xdebug.remote_host defined and the remote_connect_back is not supported.. What is more OS X limitations forces defining a static remote_host . XDEBUG_CONFIG: accepts a list of settings, but we only need to set the client_host to tell XDebug which machine hosts the IDE to which to connect (Docker handily provides the host.docker.internal alias for MacOS and Windows) XDEBUG_MODE: this sets up the tool for step-debugging (see XDEBUG mode for more information). Note that my Dockerfile configuration which installs php7.4 and (among others) php7.4-xdebug from ppa:ondrej/php using apt will . This will still work out of the box for Docker Desktop, but for Linux users we need to add the host-gateway magic reference to all PHP containers (we can't . You should change as 9001 port. However, somewhere in the process changing networks on my host machine (connecting . Port 9003 is the default for both Xdebug and the Command Line Debug Client. The DNS name resolved to the IP Address 192.168.204.29 and the container was able to successfully connect to a database server running on the host. This functionality relies on the PHP plugin that should be installed and enabled in your IDE.. Phpstorm > Preferences > PHP > Debug. Products. XDEBUG_CONFIG: "remote_host=host.docker.internal" #This config works for MacOS, otherwise should be ip address of the host machine because docker container cannot find the host by localhost. Probably 'xdebug.remote_host=host.docker.internal' is incorrect. I confirm that this works fine in Windows 10 Pro, ddev v0.15.1, Docker 18.03.-ce-rc1-win54 (later RCs are completely broken for other reasons).The approach in #736 (comment) works perfectly with PHPStorm. xdebug.remote_enable = 1 xdebug . Chas From now on, I could configure the Xdebug client. For XDebug 3.0 and up . Product Overview After that you need to setup php xdebug extension on your remote server and put proper config, this one is for xdebug 3.x. Change 'xdebug.remote_host' I believe I have all of the default configurations set for PHP Debugging in the IDE (port 9000, etc. . In order to set the remote host to host.docker.internal the XDEBUG_CONFIG should be set remote_host=host.docker.internal. xdebug.remote_port=9000 # client_port in version 3 xdebug.remote_host=host.docker.internal # client_host in version3 Install nmap and make a prob against the host ip or name apt-get install -y nmap # scan the port 9000 (xdebug version 2) or 9003 (xdebug version 3) nmap -Pn -p T:9000 host.docker.internal # or when nat # nmap -Pn -p T:9000 10.0.75.1 This is the bit you need to put somewhere in your PHP configuration (i.e. But I was able to test as suggested with netcat host.docker.internal 11011 from within the web container (ddev ssh) and . On VSCode make sure to have installed the PHP Debug extension. It will identify our PHP installation and also tell us that Xdebug is available. Source Repository. The internal IDE Key also gets updated through debugging session management and overrides the value of this setting as is explained in the documentation. Please refer to Configure PHP in the documentation to find out which PHP ini file to modify. Github. See Fix Xdebug on PhpStorm when run from a Docker container for an explanation of the xdebug.client_host=host.docker.internal setting (previously called xdebug.remote_host in xdebug < 3). Then you need to click on "Run" in the navigation menu, then click on the option "Add Configuration." and finally choose PHP in the list that appears. . Under Debug, we enable Xdebug and also uncheck the "Pass required config options through command line" under Advanced settings. . Download the Xdebug extension compatible with your PHP version and install it as described in the installation guide.. Xdebug 3 brings performance improvements, simplified configuration, and PHP 8 support. So . Click the + to add a PHP Remote Debug server configuration. file docker-compose-local.yml, line 4. If enabled, the xdebug.remote_host setting is ignored and Xdebug will try to connect to the client that made the HTTP request. This feature initially worked for me. It's not a huge issue but when using Docker, we avoid making any changes to containers that aren't done through configuration. 1. docker-compose up -d php. Simple docker run: docker run -e XDEBUG_CONFIG="remote_host= { {YOUR_IP_ADDRESS}}" your-image. your php.ini, or wherever you usually configure your PHP extensions): [Xdebug] xdebug.mode=debug xdebug.start_with_request=yes xdebug.discover_client_host=true xdebug.client_host=host.docker.internal. Phpstorm&Docker&Xdebug 1.dockerdnmp, . You should then open your site with this extension. client_port or remote_port: adjust this to the port the IDE is listening on (or a port that is configured to forward to the IDE). 2. You need to use the IP of your machine in your local network. Extra custom Xdebug setting for debug to work in VSCode. In set-ups where PHP/Xdebug and your IDE all run on the same host, this is all you need to . [Step Debug] INFO: Connecting to configured address / port: host.docker.internal:9003. xdebug.remote_connect_back Type: boolean, Default value: 0, Introduced in Xdebug > 2.1 If enabled, the xdebug.remote_host setting is ignored and Xdebug will try to connect to the client that made the HTTP request. Th app is running inside docker and remote_host should be set to host.internal.docker by my docker-compose.yml that I have attached above, for some reason this line doesn't seem to have any effect anymore XDEBUG_CONFIG: remote_host=host.docker.internal I am pretty sure this was added to the config correctly before. Preferences > PHP > Server Use path mappings Absolute path on the server /var/www/html Tech Blog After that, follow this path Phpstorm > Preferences > PHP > Servers. docker-compose up -d php.ini Xdebug ; and & quot ; Dockerfile & quot ; the xdebug.remote_host setting ignored. 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