External-dns: Difference between revisions
Jump to navigation
Jump to search
| (5 intermediate revisions by the same user not shown) | |||
| Line 13: | Line 13: | ||
<syntaxhighlight lang='bash'> | <syntaxhighlight lang='bash'> | ||
helm repo add bitnami https://charts.bitnami.com/bitnami | helm repo add bitnami https://charts.bitnami.com/bitnami | ||
helm install -n default external-dns bitnami/external-dns -f ./external-dns- | helm install -n default external-dns bitnami/external-dns -f ./overlay.yaml | ||
</syntaxhighlight> | |||
Upon installation: | |||
<syntaxhighlight lang='text'> | |||
NAME READY STATUS RESTARTS AGE | |||
external-dns-5788c65f8c-7l7kd 1/1 Running 0 60m | |||
</syntaxhighlight> | </syntaxhighlight> | ||
=Configuration= | =Configuration= | ||
==external-dns Configuration== | |||
<syntaxhighlight lang='yaml'> | <syntaxhighlight lang='yaml'> | ||
| Line 29: | Line 37: | ||
domainFilters: | domainFilters: | ||
- example.com | - example.com | ||
</syntaxhighlight> | |||
When the DNS service is Route53, "txtOwnerId" is the ID of the [[Amazon_Route53_Concepts#Hosted_Zone|hosted zone]]. It has other meanings when using a different DNS service. | |||
==Service Configuration== | |||
<syntaxhighlight lang='yaml'> | |||
apiVersion: v1 | |||
kind: Service | |||
metadata: | |||
annotations: | |||
external-dns.alpha.kubernetes.io/hostname: 'something.example.com' | |||
</syntaxhighlight> | </syntaxhighlight> | ||
Latest revision as of 08:20, 13 November 2020
External
Internal
Overview
One single deployment can serve multiple services in different namespaces.
Installation
helm repo add bitnami https://charts.bitnami.com/bitnami
helm install -n default external-dns bitnami/external-dns -f ./overlay.yaml
Upon installation:
NAME READY STATUS RESTARTS AGE
external-dns-5788c65f8c-7l7kd 1/1 Running 0 60m
Configuration
external-dns Configuration
aws:
region: us-west-2
registry: txt
policy: upsert-only
txtOwnerId: "Z0000000000000000000"
sources:
- service
- ingress
domainFilters:
- example.com
When the DNS service is Route53, "txtOwnerId" is the ID of the hosted zone. It has other meanings when using a different DNS service.
Service Configuration
apiVersion: v1
kind: Service
metadata:
annotations:
external-dns.alpha.kubernetes.io/hostname: 'something.example.com'