Stack Overflow for Teams is a private, secure spot for you and your coworkers to find and share information. I'm beginning with Docker and nginxand I'm trying to setup a two container environment running:. Apparently this is a well known problem at Red Hat Linux: Bug - Docker interferes with firewall initialisation via firewalld. Learn more. Simple docker-compose with two services: nginx and php Ask Question. Asked 4 years, 9 months ago.
Active 2 years, 7 months ago. Viewed 4k times. I'm beginning with Docker and nginxand I'm trying to setup a two container environment running: nginx:latest on one side php:fpm on the other side I'm having trouble with php-fpm: I always get a Bad Gateway error.
Subscribe to RSS
Peter Mortensen Clement Clement 2, 3 3 gold badges 19 19 silver badges 30 30 bronze badges. I don't know if it solves the problem but it seems that there is a typo in the definition of the volume for the php container. I verified that fixing the typo in. Although your error connect failed No route to host might indicate an issue that I cannot reproduce.
Are you using the latest version of both docker and docker-compose? I'm using docker 1. Event with that typo fixed, i still have the same issues: The nginx server serve correctly static file, but php file are not routed to php-fpm, i'm still getting the Bad Gateway error The point is that i do not understand if request are routed to the php fpm or not How can i test that?
Some more informations: From the nginx container, i'm able to ping the php container, and also i'm able to nmap the port of the php container. From what nmap say, the port seams to be filtered instead of simply opencan this be the cause of my troubles? Active Oldest Votes. I finally managed to make it work. The problem was that my host computer Fedora 21 had a firewall enabled. So doing: systemctl stop firewalld solved my problem. I thought that docker was updating iptables as part of it's networking magic.
I guess there are a few kinks to be worked out still.GitHub is home to over 40 million developers working together to host and review code, manage projects, and build software together. If nothing happens, download GitHub Desktop and try again. If nothing happens, download Xcode and try again.
If nothing happens, download the GitHub extension for Visual Studio and try again. To get the list of actionable security issues, find the "latest" tag, click the vulnerability report link under the corresponding "Security scan" field and then select the "Only show fixable" filter on the next page. You can find an example for tesing in the file test. To launch this sample file run:. Non-root container images add an extra layer of security and are generally recommended for production environments.
However, because they run as a non-root user, privileged tasks are typically off-limits. Learn more about non-root containers in our docs. Learn more about the Bitnami tagging policy and the difference between rolling tags and immutable tags in our documentation page. Docker Compose is recommended with a version 1. We'll use our very own MariaDB image for the database requirements. The main folder of this repository contains a functional docker-compose.
Run the application using it as shown below:. If you want to run the application manually instead of using docker-composethese are the basic steps you need to run:.
If you remove the container all your data and configurations will be lost, and the next time you run the image the database will be reinitialized. To avoid this loss of data, you should mount a volume that will persist even after the container is removed.
Additionally you should mount a volume for persistence of the MariaDB data. The Wordpress application state will persist as long as these volumes are not removed. To avoid inadvertent removal of these volumes you can mount host directories as data volumes. Alternatively you can make use of volume plugins to host the volume data. This requires a minor change to the docker-compose.
Bitnami provides up-to-date versions of MariaDB and WordPress, including security patches, soon after they are made upstream. We recommend that you follow these steps to upgrade your container. We will cover here the upgrade of the WordPress container.
However it is recommended to use tagged versions. Additionally, snapshot the MariaDB data. The WordPress instance can be customized by specifying environment variables on the first run.
The following environment values are provided to custom WordPress:. The Bitnami WordPress container supports connecting the WordPress application to an external database.
In order to configure it, you should set the following environment variables:. Find more information about parameters available in the tool in the official documentation. Before extending this image, please note there are certain configuration settings you can modify using the original image:.Get the latest tutorials on SysAdmin and open source topics.
Write for DigitalOcean You get paid, we donate to tech non-profits. DigitalOcean Meetups Find and meet other developers in your city. Become an author. Over the past few years, Docker has become a frequently used solution for deploying applications thanks to how it simplifies running and deploying applications in ephemeral containers. Docker Compose has further simplified the development process by allowing developers to define their infrastructure, including application services, networks, and volumes, in a single file.
Docker Compose offers an efficient alternative to running multiple docker container create and docker container run commands.
Compose file version 3 reference
In this tutorial, you will build a web application using the Laravel framework, with Nginx as the web server and MySQL as the database, all inside Docker containers. As a first step, we will get the latest version of Laravel and install the dependencies for the project, including Composerthe application-level package manager for PHP.
We will install these dependencies with Docker to avoid having to install Composer globally. First, check that you are in your home directory and clone the latest Laravel release to a directory called laravel-app :.
Using the -v and --rm flags with docker run creates an ephemeral container that will be bind-mounted to your current directory before being removed.
As a final step, set permissions on the project directory so that it is owned by your non- root user:. This will be important when you write the Dockerfile for your application image in Step 4, as it will allow you to work with your application code and run processes in your container as a non- root user. With your application code in place, you can move on to defining your services with Docker Compose. Building your applications with Docker Compose simplifies the process of setting up and versioning your infrastructure.
To set up our Laravel application, we will write a docker-compose file that defines our web server, database, and application services. In the docker-compose file, you will define three services: appwebserverand db.
To facilitate communication between containers, the services are connected to a bridge network called app-network. A bridge network uses a software bridge that allows containers connected to the same bridge network to communicate with each other.Создание рабочего окружения из Nginx и PHP используя Docker Part 1
The bridge driver automatically installs rules in the host machine so that containers on different bridge networks cannot communicate directly with each other. This creates a greater level of security for applications, ensuring that only related services can communicate with one another. It also means that you can define multiple networks and services connecting to related functions: front-end application services can use a frontend network, for example, and back-end services can use a backend network.
Docker has powerful and convenient features for persisting data. In our application, we will make use of volumes and bind mounts for persisting the database, and application and configuration files.
Our setup will make use of both. Warning: By using bind mounts, you make it possible to change the host filesystem through processes running in a container, including creating, modifying, or deleting important system files or directories. This is a powerful ability with security implications, and could impact non-Docker processes on the host system.
Use bind mounts with care. In the docker-compose file, define a volume called dbdata under the db service definition to persist the MySQL database:. This allows you to stop and restart the db service without losing data. Next, add a bind mount to the db service for the MySQL configuration files you will create in Step Next, add bind mounts to the webserver service.
There will be two: one for your application code and another for the Nginx configuration definition that you will create in Step There are several versions of the Compose file format — 1, 2, 2.
The table below is a quick look. For full details on what each version includes and how to upgrade, see About versions and upgrading. In addition to Compose file format versions shown in the table, the Compose itself is on a release schedule, as shown in Compose releasesbut file format versions do not necessarily increment with each release. For example, Compose file format 3.
Here is a sample Compose file from the voting app sample used in the Docker for Beginners lab topic on Deploying an app to a Swarm :. The topics on this reference page are organized alphabetically by top-level key to reflect the structure of the Compose file itself. The default path for a Compose file is. Tip : You can use either a.
They both work. A service definition contains configuration that is applied to each container started for that service, much like passing command-line parameters to docker run. Likewise, network and volume definitions are analogous to docker network create and docker volume create. This section contains a list of all configuration options supported by a service definition in version 3.
Or, as an object with the path specified under context and optionally Dockerfile and args :. If you specify image as well as buildthen Compose names the built image with the webapp and optional tag specified in image :. This results in an image named webapp and tagged tagbuilt from.
The build option is ignored when deploying a stack in swarm mode The docker stack command does not build images before deploying. When the value supplied is a relative path, it is interpreted as relative to the location of the Compose file. This directory is also the build context that is sent to the Docker daemon.
Then specify the arguments under the build key. You can pass a mapping or a list:. If you need an argument to be available in both places, also specify it under the FROM instruction.
You can omit the value when specifying a build argument, in which case its value at build time is the value in the environment where Compose is running.
The dark mode beta is finally here. Change your preferences any time. Stack Overflow for Teams is a private, secure spot for you and your coworkers to find and share information.
I also want to share a folder volume between the odoo container and the nginx container, and I want that folder available in the browser. I could need some help with the postgresql comands I need for creating the odoo user in the local machine and set a password, and create a database for the odoo container for the odoo container.
It is possible to access that foldet from the local machine as well? Learn more. Asked yesterday. Active today. Viewed 12 times. Barry Michael Doyle 5, 10 10 gold badges 55 55 silver badges 87 87 bronze badges. Ernesto Ruiz Ernesto Ruiz 11 2 2 bronze badges. Active Oldest Votes. Sign up or log in Sign up using Google.
Sign up using Facebook. Sign up using Email and Password. Post as a guest Name. Email Required, but never shown. The Overflow Blog. Socializing with co-workers while social distancing. Podcast Programming tutorials can be a real drag.
Featured on Meta. Community and Moderator guidelines for escalating issues via new response…. Feedback on Q2 Community Roadmap. Triage needs to be fixed urgently, and users need to be notified upon….
Dark Mode Beta - help us root out low-contrast and un-converted bits. Technical site integration observational experiment live on Stack Overflow. Related Hot Network Questions. Question feed.Supported architectures : more info amd64arm32v6arm32v7arm64v8ippc64lesx. The nginx project started with a strong focus on high concurrency, high performance and low memory usage.
It also has a proof of concept port for Microsoft Windows. Alternatively, a simple Dockerfile can be used to generate a new image that includes the necessary content which is a much cleaner solution than the bind mount above :.
Docker Compose Local HTTPS with nginx or Caddy and mkcert
Place this file in the same directory as your directory of content "static-html-directory"run docker build -t some-content-nginx. For information on the syntax of the nginx configuration files, see the official documentation specifically the Beginner's Guide. If you wish to adapt the default configuration, use something like the following to copy it from a running nginx container:. If you add a custom CMD in the Dockerfile, be sure to include -g daemon off; in the CMD in order for nginx to stay in the foreground, so that Docker can track the process properly otherwise your container will stop immediately after starting!
Out-of-the-box, nginx doesn't support environment variables inside most configuration blocks. But envsubst may be used as a workaround if you need to generate your nginx configuration dynamically before nginx starts. To run nginx in read-only mode, you will need to mount a Docker volume to every location where nginx writes information.
This can be easily accomplished by running nginx as follows:. If you have a more advanced configuration that requires nginx to write to other locations, simply add more volume mounts to those locations. Images since version 1. It can be used with simple CMD substitution:. Since 1. Amplify is a free monitoring tool that can be used to monitor microservice architectures based on nginx.
Docker Community Forums
Amplify is developed and maintained by the company behind the nginx software. With Amplify it is possible to collect and aggregate metrics across containers, and present a coherent set of visualizations of the key performance data, such as active connections or requests per second.
It is also easy to quickly check for any performance degradations, traffic anomalies, and get a deeper insight into the nginx configuration in general. In order to use Amplify, a small Python-based agent software Amplify Agent should be installed inside the container. For more information about Amplify, please check the official documentation here. This is the defacto image.This is my Dockerfile for nginx image container. Start docker service and container will add more iptables rule.
I know it is not related to the topic but instead creating new one but same info … How can I stop docker from manipulating iptables rules? This is my nginx image Dockerfile. Are you sure that the host volumes you are mapping into the service are present and contain the required files? Please ignore service idI stop and start it so the id is different. This Swarm has only 1 member node now and yes, the host volumes I am mapping into the service are present and contain the required files.
Again, thank you very much. Instead of mapping entire host volumes you could just COPY in your files into the image unless you really need to mount the host volumes.
This is my configuration now Nginx image Dockerfile. I can access to test. Is there something wrong with docker network so nginx container cannot connect with php-fpm70 container? On host, I can see there is nginx and php-fpm containers are runnung, I cant telnet telnet The problem is php-fpm70 container cannot be connected from outsite, and I figure out reason.
I want to run many php-fpm version instances each container at same time so I have to change php-fpm config to change listen port. This is final OK configuration. I imagine my docker-compose. Simply declare the volume to map in your docket-compose.
No port 80 listen. Can you check the service to see if what is happening as your replica count is 0. No problem and glad it is working.