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Allow kubectl expose to be polymorphic to the source of the selector

Browse Source 
Allows exposing new resource types to be exposed (OpenShift deployment
controllers, copying services, and other resources that will have
pod label selectors).

Also fixed a bug where the selector wasn't exposed because of parameter
defaulting.
This commit is contained in:
Clayton Coleman
2015-03-25 22:35:26 -04:00
parent a34f39aee4
commit 64f91f7dac
5 changed files with 99 additions and 15 deletions
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9
docs/kubectl-expose.md
View File

@@ -7,11 +7,11 @@ Take a replicated application and expose it as Kubernetes Service
Take a replicated application and expose it as Kubernetes Service.
Looks up a ReplicationController by name, and uses the selector for that replication controller
as the selector for a new Service on the specified port.
Looks up a replication controller or service by name and uses the selector for that resource as the
selector for a new Service on the specified port.
```
kubectl expose NAME --port=port [--protocol=TCP|UDP] [--container-port=number-or-name] [--service-name=name] [--public-ip=ip] [--create-external-load-balancer=bool]
kubectl expose RESOURCE NAME --port=port [--protocol=TCP|UDP] [--container-port=number-or-name] [--service-name=name] [--public-ip=ip] [--create-external-load-balancer=bool]
```
### Examples
@@ -20,6 +20,9 @@ kubectl expose NAME --port=port [--protocol=TCP|UDP] [--container-port=number-or
// Creates a service for a replicated nginx, which serves on port 80 and connects to the containers on port 8000.
$ kubectl expose nginx --port=80 --container-port=8000
// Creates a second service based on the above service, exposing the container port 8443 as port 443 with the name "nginx-https"
$ kubectl expose service nginx --port=443 --container-port=8443 --service-name=nginx-https
// Create a service for a replicated streaming application on port 4100 balancing UDP traffic and named 'video-stream'.
$ kubectl expose streamer --port=4100 --protocol=udp --service-name=video-stream
```

7
docs/man/man1/kubectl-expose.1
View File

@@ -16,8 +16,8 @@ kubectl expose \- Take a replicated application and expose it as Kubernetes Serv
Take a replicated application and expose it as Kubernetes Service.
.PP
Looks up a ReplicationController by name, and uses the selector for that replication controller
as the selector for a new Service on the specified port.
Looks up a replication controller or service by name and uses the selector for that resource as the
selector for a new Service on the specified port.
.SH OPTIONS
@@ -197,6 +197,9 @@ as the selector for a new Service on the specified port.
// Creates a service for a replicated nginx, which serves on port 80 and connects to the containers on port 8000.
$ kubectl expose nginx \-\-port=80 \-\-container\-port=8000
// Creates a second service based on the above service, exposing the container port 8443 as port 443 with the name "nginx\-https"
$ kubectl expose service nginx \-\-port=443 \-\-container\-port=8443 \-\-service\-name=nginx\-https
// Create a service for a replicated streaming application on port 4100 balancing UDP traffic and named 'video\-stream'.
$ kubectl expose streamer \-\-port=4100 \-\-protocol=udp \-\-service\-name=video\-stream