cloudinit/datasource/url/url.go
Alex Crawford 3e47c09b41 datasource: replace metadata map with struct
The loosely-typed metadata map is a load of crap. Make it a struct and
let the compiler help us out.
2015-01-26 15:57:57 -08:00

60 lines
1.4 KiB
Go

// Copyright 2015 CoreOS, Inc.
//
// 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 url
import (
"github.com/coreos/coreos-cloudinit/datasource"
"github.com/coreos/coreos-cloudinit/pkg"
)
type remoteFile struct {
url string
}
func NewDatasource(url string) *remoteFile {
return &remoteFile{url}
}
func (f *remoteFile) IsAvailable() bool {
client := pkg.NewHttpClient()
_, err := client.Get(f.url)
return (err == nil)
}
func (f *remoteFile) AvailabilityChanges() bool {
return true
}
func (f *remoteFile) ConfigRoot() string {
return ""
}
func (f *remoteFile) FetchMetadata() (datasource.Metadata, error) {
return datasource.Metadata{}, nil
}
func (f *remoteFile) FetchUserdata() ([]byte, error) {
client := pkg.NewHttpClient()
return client.GetRetry(f.url)
}
func (f *remoteFile) FetchNetworkConfig(filename string) ([]byte, error) {
return nil, nil
}
func (f *remoteFile) Type() string {
return "url"
}