Container 'traefik'

Ressourcen

0.5 GB RAM

1 Cores

8 GB HDD (root-fs)

System

interne IPs

10.2.0.1, fd00:10:2:0::1

Dienste

Traefik (Loadbalancer, SSL-Terminierung)

Betrieb

Routing für Domain anlegen

DNS-Eintrag anlegen

Name: Subdomain der entsprechenden Domain

Typ: CNAME

Wert: bytecluster0002.bytespeicher.org

TTL: 3600

Konfiguration anlegen

Beispiel für einfachen Webdienst auf einem anderen Port

[http.services]
[http.services.testwiki.loadbalancer]
[[http.services.testwiki.loadbalancer.servers]]
# Internal Destination URL and port
url = "http://10.2.0.10:8088"
[http.routers]
[http.routers.testwiki]
entryPoints = [ "https"]
# Domain used for service
rule = "Host(`testwiki.technikkultur-erfurt.de`)"
# Servicename used in http.services.SERVICENAME.loadbalancer above
service = "testwiki"
[http.routers.wiki.tls]
# Use Let's Encrypt
certResolver = "letsencrypt"

Installation

Traefik herunterladen

wget https://github.com/traefik/traefik/releases/download/v2.3.1/traefik_v2.3.1_linux_amd64.tar.gz

Verzeichnisse erstellen

sudo mkdir /opt/traefik

sudo mkdir -p /etc/traefik/{acme,conf}

sudo mkdir /var/log/traefik

Traefik-Archiv auspacken und entfernen

sudo tar -xvzf traefik_v2.3.1_linux_amd64.tar.gz --directory=/opt/traefik

rm traefik_v2.3.1_linux_amd64.tar.gz

Benutzer und Gruppe anlegen

sudo groupadd --gid 321 traefik

sudo useradd --gid traefik --no-user-group --home-dir /opt/traefik --no-create-home --shell /usr/sbin/nologin --system --uid 321 traefik

Konfiguration anlegen

TODO

Service Unit anlegen

[Unit]
Description=traefik proxy
After=network-online.target
Wants=network-online.target systemd-networkd-wait-online.service
[Service]
Restart=on-abnormal
; User and group the process will run as.
User=traefik
Group=traefik
; Always set "-root" to something safe in case it gets forgotten in the traefikfile.
ExecStart=/opt/traefik/traefik --configfile=/etc/traefik/traefik.toml
; Limit the number of file descriptors; see `man systemd.exec` for more limit settings.
LimitNOFILE=1048576
; Use private /tmp and /var/tmp, which are discarded after traefik stops.
PrivateTmp=true
; Use a minimal /dev (May bring additional security if switched to 'true', but it may not work on Raspberry Pi's or other devices, so it has been disabled in this dist.)
PrivateDevices=false
; Hide /home, /root, and /run/user. Nobody will steal your SSH-keys.
ProtectHome=true
; Make /usr, /boot, /etc and possibly some more folders read-only.
ProtectSystem=full
; ... except /etc/traefik/acme, because we want Letsencrypt-certificates there.
; This merely retains r/w access rights, it does not add any new. Must still be writable on the host!
ReadWriteDirectories=/etc/traefik/acme
; The following additional security directives only work with systemd v229 or later.
; They further restrict privileges that can be gained by traefik. Uncomment if you like.
; Note that you may have to add capabilities required by any plugins in use.
CapabilityBoundingSet=CAP_NET_BIND_SERVICE
AmbientCapabilities=CAP_NET_BIND_SERVICE
NoNewPrivileges=true
[Install]
WantedBy=multi-user.target

Berechtigungen setzen

sudo chown -R traefik:traefik /{opt,etc,var/log}/traefik

sudo chmod 750 /opt/traefik/traefik

sudo chmod 644 /etc/systemd/system/traefik.service

sudo chown root:root /etc/systemd/system/traefik.service

sudo chmod 644 /etc/logrotate.d/traefik

sudo chown root:root /etc/logrotate.d/traefik

Traefik dauerhaft aktivieren und gleichzeitig starten

sudo systemctl daemon-reload

sudo systemctl enable –now traefik.service