nixin-krops/modules/reverse-proxy.nix

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{ config, lib, pkgs, ... }:
let
localCertificationDirectory = config.security.localCertification.directory;
in
{
# Enable Traefik
services.traefik.enable = true;
# Let Traefik interact with Docker
services.traefik.group = "docker";
virtualisation.docker.enable = true;
virtualisation.oci-containers = {
backend = "docker";
};
# Traefik static configuration options
services.traefik.staticConfigOptions = {
api.dashboard = true;
api.insecure = false;
# Enable logs
#log.filePath = "/var/log/traefik/traefik.log";
log = {
level = "INFO";
filePath = "${config.services.traefik.dataDir}/traefik.log";
format = "json";
};
accessLog.filePath = "/var/log/traefik/accessLog.log";
# Enable Docker provider
providers.docker = {
endpoint = "unix:///run/docker.sock";
watch = true;
exposedByDefault = false;
};
# Configure entrypoints, i.e the ports
entryPoints = {
web = {
address = ":80";
http.redirections.entryPoint = {
to = "websecure";
scheme = "https";
};
};
websecure = {
address = ":443";
asDefault = true;
http.tls.certResolver = "acme-challenge";
};
};
# Configure certification
certificatesResolvers.acme-challenge.acme = {
email = "contact@distrilab.fr";
storage = "${config.services.traefik.dataDir}/acme.json";
httpChallenge.entryPoint = "web";
};
};
# Whitelist middleware to limit access to the wireguard network
services.traefik.dynamicConfigOptions.http.middlewares.wg-whitelist.ipwhitelist = {
sourceRange = [ "192.168.12.0/24" ];
};
# Dashboard
services.traefik.dynamicConfigOptions.http.routers.dashboard = {
rule = lib.mkDefault "Host(`traefik.lab12.fr`)";
service = "api@internal";
# restrict access to the dashboard
middlewares = [ "wg-whitelist" ];
entryPoints = [ "websecure" ];
};
# Example proxy for a local service listening on port 8012
services.traefik.dynamicConfigOptions.http.services."example.lab12.fr" = {
loadBalancer.servers = [
{ url = "http://127.0.0.1:8012"; }
];
};
# Example docker service with traefik proxy enabled through labels
virtualisation.oci-containers.containers.whoami = {
autoStart = true;
image = "jwilder/whoami";
extraOptions = [
"--label=traefik.enable=true"
"--label=traefik.http.routers.whoami.entrypoints=websecure"
"--label=traefik.http.routers.whoami.rule=Host(`whoami.lab12.fr`)"
"--label=traefik.http.routers.whoami.tls=true"
"--label=traefik.http.services.whoami.loadbalancer.server.port=8000"
"--label=traefik.http.routers.whoami.tls.certresolver=acme-challenge"
];
};
}