/
target.go
108 lines (91 loc) · 2.29 KB
/
target.go
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package admin
import (
"encoding/json"
"fmt"
"net/http"
"net/url"
"reflect"
adminv1 "github.com/kong/kubernetes-ingress-controller/internal/apis/admin/v1"
)
type TargetGetter interface {
Target() TargetInterface
}
type TargetInterface interface {
List(url.Values, string) (*adminv1.TargetList, error)
Get(string) (*adminv1.Target, *APIResponse)
Create(*adminv1.Target, string) (*adminv1.Target, *APIResponse)
Delete(string, string) error
}
type targetAPI struct {
client APIInterface
}
func (a *targetAPI) Create(target *adminv1.Target, upstream string) (*adminv1.Target, *APIResponse) {
rawData, err := json.Marshal(target)
if err != nil {
return nil, &APIResponse{err: err}
}
resp := a.client.RestClient().Post().
Resource("upstreams").
SubResource(upstream, "targets").
Body(rawData).
SetHeader("Content-Type", "application/json").
Do()
statusCode := reflect.ValueOf(resp).FieldByName("statusCode").Int()
raw, err := resp.Raw()
response := &APIResponse{StatusCode: int(statusCode), err: err}
if err != nil {
response.Raw = raw
return nil, response
}
api := &adminv1.Target{}
response.err = json.Unmarshal(raw, api)
return api, response
}
func (a *targetAPI) Get(name string) (*adminv1.Target, *APIResponse) {
out := &adminv1.Target{}
err := a.client.Get(name, out)
if err.StatusCode != http.StatusOK {
return nil, err
}
return out, nil
}
func (a *targetAPI) List(params url.Values, upstream string) (*adminv1.TargetList, error) {
if params == nil {
params = url.Values{}
}
targets := &adminv1.TargetList{}
request := a.client.
RestClient().
Get().
Resource("upstreams").
SubResource(upstream, "targets")
for k, vals := range params {
for _, v := range vals {
request.Param(k, v)
}
}
data, err := request.DoRaw()
if err != nil {
return nil, err
}
if err := json.Unmarshal(data, targets); err != nil {
return nil, err
}
if len(targets.NextPage) > 0 {
params.Set("offset", targets.Offset)
result, err := a.List(params, upstream)
if err != nil {
return nil, err
}
targets.Items = append(targets.Items, result.Items...)
}
return targets, err
}
func (a *targetAPI) Delete(id, upstream string) error {
return a.client.
RestClient().
Delete().
RequestURI(fmt.Sprintf("/upstreams/%v/targets/%v", upstream, id)).
Do().
Error()
}