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reenable patch serverside using strategic-merge-patch

pull/6/head
Mike Danese 2015-06-17 16:56:55 -07:00
parent 458cbd3b5d
commit 3de11e2fa8
8 changed files with 47 additions and 28 deletions
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2
contrib/completions/bash/kubectl
View File

@ -337,10 +337,12 @@ _kubectl_update()
flags_completion+=("__handle_filename_extension_flag json|yaml|yml")
flags+=("--help")
flags+=("-h")
flags+=("--patch=")
must_have_one_flag=()
must_have_one_flag+=("--filename=")
must_have_one_flag+=("-f")
must_have_one_flag+=("--patch=")
must_have_one_noun=()
}

6
docs/kubectl_update.md
View File

@ -21,6 +21,9 @@ $ kubectl update -f pod.json
// Update a pod based on the JSON passed into stdin.
$ cat pod.json | kubectl update -f -
// Partially update a node using strategic merge patch
kubectl --api-version=v1 update node k8s-node-1 --patch='{"spec":{"unschedulable":true}}'
```
### Options
@ -28,6 +31,7 @@ $ cat pod.json | kubectl update -f -
```
-f, --filename=[]: Filename, directory, or URL to file to use to update the resource.
-h, --help=false: help for update
--patch="": A JSON document to override the existing resource. The resource is downloaded, patched with the JSON, then updated.
```
### Options inherited from parent commands
@ -62,6 +66,6 @@ $ cat pod.json | kubectl update -f -
### SEE ALSO
* [kubectl](kubectl.md) - kubectl controls the Kubernetes cluster manager
###### Auto generated by spf13/cobra at 2015-05-29 01:11:24.431126385 +0000 UTC
###### Auto generated by spf13/cobra at 2015-06-18 19:03:00.935576604 +0000 UTC
[![Analytics](https://kubernetes-site.appspot.com/UA-36037335-10/GitHub/docs/kubectl_update.md?pixel)]()

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

@ -28,6 +28,10 @@ JSON and YAML formats are accepted.
\fB\-h\fP, \fB\-\-help\fP=false
help for update
.PP
\fB\-\-patch\fP=""
A JSON document to override the existing resource. The resource is downloaded, patched with the JSON, then updated.
.SH OPTIONS INHERITED FROM PARENT COMMANDS
.PP
@ -138,6 +142,9 @@ $ kubectl update \-f pod.json
// Update a pod based on the JSON passed into stdin.
$ cat pod.json | kubectl update \-f \-
// Partially update a node using strategic merge patch
kubectl \-\-api\-version=v1 update node k8s\-node\-1 \-\-patch='\{"spec":\{"unschedulable":true\}\}'
.fi
.RE

5
pkg/client/fake.go
View File

@ -20,6 +20,7 @@ import (
"net/http"
"net/url"
"github.com/GoogleCloudPlatform/kubernetes/pkg/api"
"github.com/GoogleCloudPlatform/kubernetes/pkg/api/testapi"
"github.com/GoogleCloudPlatform/kubernetes/pkg/runtime"
)
@ -47,6 +48,10 @@ func (c *FakeRESTClient) Put() *Request {
return NewRequest(c, "PUT", &url.URL{Host: "localhost"}, testapi.Version(), c.Codec)
}
func (c *FakeRESTClient) Patch(_ api.PatchType) *Request {
return NewRequest(c, "PATCH", &url.URL{Host: "localhost"}, testapi.Version(), c.Codec)
}
func (c *FakeRESTClient) Post() *Request {
return NewRequest(c, "POST", &url.URL{Host: "localhost"}, testapi.Version(), c.Codec)
}

32
pkg/kubectl/cmd/update.go
View File

@ -22,6 +22,7 @@ import (
"github.com/spf13/cobra"
"github.com/GoogleCloudPlatform/kubernetes/pkg/api"
"github.com/GoogleCloudPlatform/kubernetes/pkg/kubectl"
cmdutil "github.com/GoogleCloudPlatform/kubernetes/pkg/kubectl/cmd/util"
"github.com/GoogleCloudPlatform/kubernetes/pkg/kubectl/resource"
@ -36,7 +37,10 @@ JSON and YAML formats are accepted.`
$ kubectl update -f pod.json
// Update a pod based on the JSON passed into stdin.
$ cat pod.json | kubectl update -f -`
$ cat pod.json | kubectl update -f -
// Partially update a node using strategic merge patch
kubectl --api-version=v1 update node k8s-node-1 --patch='{"spec":{"unschedulable":true}}'`
)
func NewCmdUpdate(f *cmdutil.Factory, out io.Writer) *cobra.Command {
@ -54,9 +58,8 @@ func NewCmdUpdate(f *cmdutil.Factory, out io.Writer) *cobra.Command {
usage := "Filename, directory, or URL to file to use to update the resource."
kubectl.AddJsonFilenameFlag(cmd, &filenames, usage)
cmd.MarkFlagRequired("filename")
// TODO: re-enable --patch and make it use strategic-merge-patch
// cmd.Flags().String("patch", "", "A JSON document to override the existing resource. The resource is downloaded, patched with the JSON, then updated.")
// cmd.MarkFlagRequired("patch")
cmd.Flags().String("patch", "", "A JSON document to override the existing resource. The resource is downloaded, patched with the JSON, then updated.")
cmd.MarkFlagRequired("patch")
return cmd
}
@ -71,7 +74,7 @@ func RunUpdate(f *cmdutil.Factory, out io.Writer, cmd *cobra.Command, args []str
return err
}
/* patch := cmdutil.GetFlagString(cmd, "patch")
patch := cmdutil.GetFlagString(cmd, "patch")
if len(filenames) == 0 && len(patch) == 0 {
return cmdutil.UsageError(cmd, "Must specify --filename or --patch to update")
}
@ -87,7 +90,7 @@ func RunUpdate(f *cmdutil.Factory, out io.Writer, cmd *cobra.Command, args []str
}
fmt.Fprintf(out, "%s\n", name)
return nil
} */
}
if len(filenames) == 0 {
return cmdutil.UsageError(cmd, "Must specify --filename to update")
}
@ -154,21 +157,6 @@ func updateWithPatch(cmd *cobra.Command, args []string, f *cmdutil.Factory, patc
name, namespace := infos[0].Name, infos[0].Namespace
helper := resource.NewHelper(client, mapping)
obj, err := helper.Get(namespace, name)
if err != nil {
return "", err
}
patchedObj, err := cmdutil.Merge(obj, patch, mapping.Kind)
if err != nil {
return "", err
}
data, err := helper.Codec.Encode(patchedObj)
if err != nil {
return "", err
}
_, err = helper.Update(namespace, name, true, data)
_, err = helper.Patch(namespace, name, api.StrategicMergePatchType, []byte(patch))
return name, err
}

2
pkg/kubectl/interfaces.go
View File

@ -17,6 +17,7 @@ limitations under the License.
package kubectl
import (
"github.com/GoogleCloudPlatform/kubernetes/pkg/api"
"github.com/GoogleCloudPlatform/kubernetes/pkg/client"
)
@ -25,6 +26,7 @@ import (
type RESTClient interface {
Get() *client.Request
Post() *client.Request
Patch(api.PatchType) *client.Request
Delete() *client.Request
Put() *client.Request
}

19
pkg/kubectl/resource/helper.go
View File

@ -17,6 +17,7 @@ limitations under the License.
package resource
import (
"github.com/GoogleCloudPlatform/kubernetes/pkg/api"
"github.com/GoogleCloudPlatform/kubernetes/pkg/api/meta"
"github.com/GoogleCloudPlatform/kubernetes/pkg/fields"
"github.com/GoogleCloudPlatform/kubernetes/pkg/labels"
@ -43,11 +44,10 @@ type Helper struct {
// NewHelper creates a Helper from a ResourceMapping
func NewHelper(client RESTClient, mapping *meta.RESTMapping) *Helper {
return &Helper{
RESTClient: client,
Resource: mapping.Resource,
Codec: mapping.Codec,
Versioner: mapping.MetadataAccessor,
RESTClient: client,
Resource: mapping.Resource,
Codec: mapping.Codec,
Versioner: mapping.MetadataAccessor,
NamespaceScoped: mapping.Scope.Name() == meta.RESTScopeNameNamespace,
}
}
@ -133,6 +133,15 @@ func (m *Helper) Create(namespace string, modify bool, data []byte) (runtime.Obj
func (m *Helper) createResource(c RESTClient, resource, namespace string, data []byte) (runtime.Object, error) {
return c.Post().NamespaceIfScoped(namespace, m.NamespaceScoped).Resource(resource).Body(data).Do().Get()
}
func (m *Helper) Patch(namespace, name string, pt api.PatchType, data []byte) (runtime.Object, error) {
return m.RESTClient.Patch(pt).
NamespaceIfScoped(namespace, m.NamespaceScoped).
Resource(m.Resource).
Name(name).
Body(data).
Do().
Get()
}
func (m *Helper) Update(namespace, name string, overwrite bool, data []byte) (runtime.Object, error) {
c := m.RESTClient

2
pkg/kubectl/resource/interfaces.go
View File

@ -17,6 +17,7 @@ limitations under the License.
package resource
import (
"github.com/GoogleCloudPlatform/kubernetes/pkg/api"
"github.com/GoogleCloudPlatform/kubernetes/pkg/api/meta"
"github.com/GoogleCloudPlatform/kubernetes/pkg/client"
)
@ -26,6 +27,7 @@ import (
type RESTClient interface {
Get() *client.Request
Post() *client.Request
Patch(api.PatchType) *client.Request
Delete() *client.Request
Put() *client.Request
}