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Add note about configuring recursors to be able to resolve external services.

This commit is contained in:
Preetha Appan 2017-08-09 11:13:30 -05:00
parent 81194972a0
commit dc23d55524
1 changed files with 8 additions and 1 deletions
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9
website/source/docs/guides/external.html.md
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@ -20,7 +20,9 @@ node service definition.
Once registered, the DNS interface will be able to return the appropriate A
records or CNAME records for the service. The service will also appear in standard
queries against the API.
queries against the API. Consul must be configured with a list of
[recursors](/docs/agent/options.html#recursors) for it to be able to resolve
external service addresses.
Let us suppose we want to register a "search" service that is provided by
"www.google.com". We might accomplish that like so:
@ -32,6 +34,11 @@ $ curl -X PUT -d '{"Datacenter": "dc1", "Node": "google",
http://127.0.0.1:8500/v1/catalog/register
```
Add an upstream DNS server to the list of recursors to Consul's configuration. Example with Google's public DNS server:
```text
"recursors":["8.8.8.8"]
```
If we do a DNS lookup now, we can see the new search service:
```text