move coreos-cloudinit into config/cloudinit

Signed-off-by: Sven Dowideit <SvenDowideit@home.org.au>

config/cloudinit/initialize/ssh_keys.go

@@ -0,0 +1,57 @@
+// 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 initialize
+
+import (
+	"encoding/json"
+	"fmt"
+
+	"github.com/rancher/os/config/cloudinit/pkg"
+	"github.com/rancher/os/config/cloudinit/system"
+)
+
+type UserKey struct {
+	ID  int    `json:"id,omitempty"`
+	Key string `json:"key"`
+}
+
+func SSHImportKeysFromURL(system_user string, url string) error {
+	keys, err := fetchUserKeys(url)
+	if err != nil {
+		return err
+	}
+
+	key_name := fmt.Sprintf("coreos-cloudinit-%s", system_user)
+	return system.AuthorizeSSHKeys(system_user, key_name, keys)
+}
+
+func fetchUserKeys(url string) ([]string, error) {
+	client := pkg.NewHttpClient()
+	data, err := client.GetRetry(url)
+	if err != nil {
+		return nil, err
+	}
+
+	var userKeys []UserKey
+	err = json.Unmarshal(data, &userKeys)
+	if err != nil {
+		return nil, err
+	}
+	keys := make([]string, 0)
+	for _, key := range userKeys {
+		keys = append(keys, key.Key)
+	}
+	return keys, err
+}