Traefik guide

Maintained by : the Traefik Project. Supported architectures : more info amd64arm32v6arm64v8windows-amd Traefik is a modern HTTP reverse proxy and load balancer that makes deploying microservices easy. And finally, you can access to your whoami server throught Traefik, on the domain name test. Grab a sample configuration file and rename it to traefik. Enable docker provider and web UI:.

HSTS with Traefik

This is the defacto image. If you are unsure about what your needs are, you probably want to use this one. It is designed to be used both as a throw away container mount your source code and start the container to start your appas well as the base to build other images off of.

Create a Kubernetes TLS Ingress from scratch in Minikube

For information about how to get Docker running on Windows, please see the relevant "Quick Start" guide provided by Microsoft:. View license information for the software contained in this image.

As with all Docker images, these likely also contain other software which may be under other licenses such as Bash, etc from the base distribution, along with any direct or indirect dependencies of the primary software being contained.

As for any pre-built image usage, it is the image user's responsibility to ensure that any use of this image complies with any relevant licenses for all software contained within. Try the two-factor authentication beta. Docker Official Images. Linux - ARM 64 latest. Description Reviews Tags. Supported tags and respective Dockerfile links v2. Pointing Traefik at your orchestrator should be the only configuration step you need.

Traefik v2 - Example usage Enable docker provider and web UI: traefik. Traefik v1 - Example usage Grab a sample configuration file and rename it to traefik. Enable docker provider and web UI: traefik. Documentation You can find the complete documentation: for v1.

Image Variants The traefik images come in many flavors, each designed for a specific use case. For information about how to get Docker running on Windows, please see the relevant "Quick Start" guide provided by Microsoft: Windows Server Quick Start Windows 10 Quick Start License View license information for the software contained in this image.Read more….

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Big Update from There was a ton of coding done in this one to pull the apps and provided customization in an easy manner compared to PG8. Unlike PG8, you can now make your own apps and deploy them … Read more….

Added Image to Traefik for new setup. May have caused it to not deploy correctly for Team, the following changes have been made: Added Traktarr no more pgtrakt cmd, use commands default for traktarr Fixed Some Visual Output Fixed App Deployment Glitch if you exited, you had to run pgalpha to run apps again. With Front Menu now displays version update when using pgupdate for Team, PGX Understand that PGX is beta during the There is an upgrade module, so there is no issue.Note that we can either give path to certificate file or directly the file content itself like in this TOML example.

Please note that regex and replacement do not have to be set in the redirect structure if an entrypoint is defined for the redirection they will not be used in this case. This configuration allows generating Let's Encrypt certificates thanks to HTTP challenge for the four domains local[]. Traefik generates these certificates when it starts and it needs to be restart if new domains are added.

If a backend is added with a onHost rule, Traefik will automatically generate the Let's Encrypt certificate for the new domain for frontends wired on the acme.

DNS challenge needs environment variables to be executed. More information about wildcard certificates are available in this section.

Traefik will only try to generate a Let's encrypt certificate thanks to HTTP challenge if the domain cannot be checked by the provided certificates. Before you use Let's Encrypt in a Traefik cluster, take a look to the key-value store explanations and more precisely at this sectionwhich will describe how to migrate from a acme local storage acme. The consul provider contains the configuration. It's possible to use others key-value store providers as described here.

In this case a slash is added to siteexample.

Getting Started

Note This option simplifies the configuration but : TLS handshakes will be slow when requesting a hostname certificate for the first time, which can lead to DDoS attacks. Note It's possible to use others key-value store providers as described here.If you are not familiar with Ingresses in Kubernetes you might want to read the Kubernetes user guide.

The config files used in this guide can be found in the examples directory. A working Kubernetes cluster. If you want to follow along with this guide, you should setup minikube on your machine, as it is the quickest way to get a local Kubernetes cluster setup for experimentation and development.

There are two ways to set up the proper permission: Via namespace-specific RoleBindings or a single, global ClusterRoleBinding.

RoleBindings per namespace enable to restrict granted permissions to the very namespaces only that Traefik is watching over, thereby following the least-privileges principle. This is the preferred approach if Traefik is not supposed to watch all namespaces, and the set of namespaces does not change dynamically.

Otherwise, a single ClusterRoleBinding must be employed. RoleBindings per namespace are available in Traefik 1. Please use ClusterRoleBindings for older versions. For namespaced restrictions, one RoleBinding is required per watched namespace along with a corresponding configuration of Traefik's kubernetes. It is possible to use Traefik with a Deployment or a DaemonSet object, whereas both options have their own pros and cons:.

This may not work on all providers, but illustrates the static non-NodePort hostPort binding. The traefik-ingress-service can still be used inside the cluster to access the DaemonSet pods. To deploy Traefik to your cluster start by submitting one of the YAML files to the cluster with kubectl :.

You should see that after submitting the Deployment or DaemonSet to Kubernetes it has launched a Pod, and it is now running. It might take a few moments for Kubernetes to pull the Traefik image and start the container. You could also check the deployment with the Kubernetes dashboard, run minikube dashboard to open it in your browser, then choose the kube-system namespace from the menu at the top right of the screen.

You should now be able to access Traefik on port 80 of your Minikube instance when using the DaemonSet:. All further examples below assume a DaemonSet installation. Deployment users will need to append the NodePort when constructing requests. Instead of installing Traefik via Kubernetes object directly, you can also use the Traefik Helm chart.

For more information, check out the documentation. In production you would want to set up real DNS entries. You can get the IP address of your minikube instance by running minikube ip :.

We should now be able to visit traefik-ui. For this example to work you need a TLS entrypoint. You don't have to provide a TLS certificate at this point.Get the latest tutorials on SysAdmin and open source topics. Hub for Good Supporting each other to make an impact. Write for DigitalOcean You get paid, we donate to tech non-profits. Docker can be an efficient way to run web applications in production, but you may want to run multiple applications on the same Docker host.

Traefik is a Docker-aware reverse proxy that includes its own monitoring dashboard. The Traefik project has an official Docker imageso we will use that to run Traefik in a Docker container.

Getting Started

But before we get our Traefik container up and running, we need to create a configuration file and set up an encrypted password so we can access the monitoring dashboard. First, install the utility, which is included in the apache2-utils package:. Then generate the password with htpasswd. Copy the entire output line so you can paste it later. This file lets us configure the Traefik server and various integrations, or providerswe want to use.

First, add two named entry points, http and httpsthat all backends will have access to by default:. Next, configure the api provider, which gives you access to a dashboard interface. The dashboard is a separate web application that will run within the Traefik container.

We set the dashboard to run on port The entrypoints. Use the output from the htpasswd command you just ran for the value of the users entry. You could specify additional logins by separating them with commas. The entryPoints section configures the addresses that Traefik and the proxied containers can listen on. Add these lines to the file underneath the entryPoints heading:.

traefik guide

We automatically redirect all of the traffic on port 80 to the https entry point to force secure connections for all requests. The entryPoint key needs to point to the entry point handling portwhich in our case is the https entry point. The key onHostRule dictates how Traefik should go about generating certificates.

The acme. The docker provider enables Traefik to act as a proxy in front of Docker containers. Save the file and exit the editor.

With all of this configuration in place, we can fire up Traefik. Next, create a Docker network for the proxy to share with containers.Traefik is a modern HTTP reverse proxy and load balancer that makes deploying microservices easy. Pointing Traefik at your orchestrator should be the only configuration step you need. Imagine that you have deployed a bunch of microservices with the help of an orchestrator like Swarm or Kubernetes or a service registry like etcd or consul.

Now you want users to access these microservices, and you need a reverse proxy. Traditional reverse-proxies require that you configure each route that will connect paths and subdomains to each microservice. In an environment where you add, remove, kill, upgrade, or scale your services many times a day, the task of keeping the routes up to date becomes tedious. Run Traefik and let it do the work for you!

But if you'd rather configure some of your routes manually, Traefik supports that too! In this quickstart, we'll use Docker compose to create our demo infrastructure.

Create a docker-compose. Enabling the Web UI with the --api flag might expose configuration elements. The above defines whoami : a simple web service that outputs information about the machine it is deployed on its IP address, host, and so on. When Traefik detects new services, it creates the corresponding routes so you can call them Here, we're using curl. Finally, see that Traefik load-balances between the two instances of your services by running twice the following command:.

Now that you have a basic understanding of how Traefik can automatically create the routes to your services and load balance them, it might be time to dive into the documentation and let Traefik work for you! Whatever your infrastructure is, there is probably an available Traefik provider that will do the job. Our recommendation would be to see for yourself how simple it is to enable HTTPS with Traefik's let's encrypt integration using the dedicated user guide.

Here is a talk given by Emile Vauge at GopherCon You will learn Traefik basics in less than 10 minutes. You will learn fundamental Traefik features and see some demos with Kubernetes. You can grab the latest binary from the releases page and just run it with the sample configuration file :. We strongly advise you to join our mailing list to be aware of the latest announcements from our security team. Reported vulnerabilities can be found on cve.

We want to keep Traefik safe for everyone. If you've discovered a security vulnerability in Traefik, we appreciate your help in disclosing it to us in a responsible manner, using this form. This is when Traefik can help you!Why do I think we need yet another tutorial for this? Well, at first there seem to be not so many tutorials for Traefik v2 around yet.

Traefik v2 and Mastodon, a wonderful couple!

Searching the internet mostly yields Traefik v1 related guides and tutorials. Despite of having a good documentation, there is a design decision I dislike in the Mastodon docker guide.

That is they place the nginx reverse-proxy outside of docker hence requiring the administrator to manually setup and configure a separate nginx on her box. This guide shows how you can setup your own instance of Mastodon using a single docker-compose file. In the former Mastodon docker guide and the docker-compose. I really like keeping things as simple as possible so I tried reducing the complexity by integrating Traefik as reverse-proxy and its configuration into the docker-compose file ending up with a single file that could fire up the complete Mastodon instance :.

That should be it. Persistence data from the containers is stored in folders located in the same directory as your docker-compose.

traefik guide

Well, there are a lot of things going on in the docker-compose. At first, we start traefik so we have someone answering requests from outside. While doing this, traefik handles:. At first glance, we see there is a lot of configuration covered by commands and labels.

This is intended, as our goal is to have a docker-compose. To understand why certain things are commands and others are labels we must know that Traefiks configuration is composed of a static part and a dynamic part.

traefik guide

For further details, there are some great explanations in the Traefik documentation. The static configuration deals with settings that are required at startup time. In this case that are all settings set as commands in our docker-compose. We now have completed the configuration of Traefik in our docker-compose. We wanted to do something meaningful over just firing up Traefik, remember?

The rest of our docker-compose. The part worth looking at are the services web and streaming as those must be accessible from the outside and hence need configuration for Traefik. We need web to deliver a nice UI for using Mastodon, and we need streaming to realize all the inter instance communication. Luckily, the Traefik configuration is straight forward for both services and we know all the required parts from the labels setting up the Traefik dashboard.

I was not quite happy with the assumptions made by Mastodon regarding instance setup. Especially, that they make instance admins go through a hell of nginx configuration. My goal was to make the process of setting up a new Mastodon instance as easy as possible. The solution is the combination of Mastodon with Traefik instead of Nginx and a self-contained docker-compose.