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use kubectl JSONPath (#544)

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* remove extra export

* use kubectl jsonpath

* remove http prefix. included in API_URL

* show example of fn call
This commit is contained in:
Derek Schultz
2017-11-28 11:14:45 -07:00
committed by GitHub
parent f967c8d5aa
commit e27142cb8a
1 changed files with 8 additions and 5 deletions
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13
docs/operating/kubernetes/README.md
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@@ -31,7 +31,7 @@ Note that `fn-service` is initially pending on allocating an external IP. The `k
If you are using a Kubernetes setup that can expose a public load balancer, run: If you are using a Kubernetes setup that can expose a public load balancer, run:
```bash ```bash
$ export API_URL=$(kubectl -n fn get -o json svc fn-service | jq -r '.status.loadBalancer.ingress[0].ip'):8080 $ export API_URL=http://$(kubectl -n fn get service/fn-service -o jsonpath='{.status.loadBalancer.ingress[0].ip}:{.spec.ports[?(@.name=="fn-service")].port}')
``` ```
If you are using a Kubernetes setup like minikube, run If you are using a Kubernetes setup like minikube, run
@@ -43,23 +43,26 @@ $ export API_URL=$(minikube -n fn service fn-service --url)
Now, test by creating a function via curl: Now, test by creating a function via curl:
```bash ```bash
$ curl -H "Content-Type: application/json" -X POST -d '{ "app": { "name":"myapp" } }' http://$API_URL/v1/apps $ curl -H "Content-Type: application/json" -X POST -d '{ "app": { "name":"myapp" } }' $API_URL/v1/apps
{"message":"App successfully created","app":{"name":"myapp","config":null}} {"message":"App successfully created","app":{"name":"myapp","config":null}}
$ curl -H "Content-Type: application/json" -X POST -d '{ "route": { "type": "sync", "path":"/hello-sync", "image":"fnproject/hello" } }' http://$API_URL/v1/apps/myapp/routes $ curl -H "Content-Type: application/json" -X POST -d '{ "route": { "type": "sync", "path":"/hello-sync", "image":"fnproject/hello" } }' $API_URL/v1/apps/myapp/routes
{"message":"Route successfully created","route":{"app_name":"myapp","path":"/hello-sync","image":"fnproject/hello","memory":128,"headers":{},"type":"sync","format":"default","timeout":30,"idle_timeout":30,"config":{}}} {"message":"Route successfully created","route":{"app_name":"myapp","path":"/hello-sync","image":"fnproject/hello","memory":128,"headers":{},"type":"sync","format":"default","timeout":30,"idle_timeout":30,"config":{}}}
$ curl -H "Content-Type: application/json" -X POST -d '{ "name":"Johnny" }' http://$API_URL/r/myapp/hello-sync $ curl -H "Content-Type: application/json" -X POST -d '{ "name":"Johnny" }' $API_URL/r/myapp/hello-sync
Hello Johnny! Hello Johnny!
``` ```
You can also use the [Fn CLI](https://github.com/fnproject/cli): You can also use the [Fn CLI](https://github.com/fnproject/cli):
```bash ```bash
$ export API_URL=http://192.168.99.100:30966
$ fn apps list $ fn apps list
myapp myapp
$ fn routes list myapp $ fn routes list myapp
path image endpoint path image endpoint
/hello-sync fnproject/hello 192.168.99.100:30966/r/myapp/hello-sync /hello-sync fnproject/hello 192.168.99.100:30966/r/myapp/hello-sync
$ echo '{"name":"Johnny"}' | fn call myapp /hello-sync
Hello Johnny!
``` ```