mirror of
https://github.com/prometheus/prometheus.git
synced 2024-12-30 07:59:40 -08:00
48 lines
1.3 KiB
Go
48 lines
1.3 KiB
Go
// Copyright 2015 The Prometheus Authors
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
package marathon
|
|
|
|
import (
|
|
"encoding/json"
|
|
"io/ioutil"
|
|
"net/http"
|
|
)
|
|
|
|
// AppListClient defines a function that can be used to get an application list from marathon.
|
|
type AppListClient func(url string) (*AppList, error)
|
|
|
|
// FetchMarathonApps requests a list of applications from a marathon server.
|
|
func FetchMarathonApps(url string) (*AppList, error) {
|
|
resp, err := http.Get(url)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
body, err := ioutil.ReadAll(resp.Body)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
return parseAppJSON(body)
|
|
}
|
|
|
|
func parseAppJSON(body []byte) (*AppList, error) {
|
|
apps := &AppList{}
|
|
err := json.Unmarshal(body, apps)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
return apps, nil
|
|
}
|