--- /dev/null
+// Config: parse hosts.yaml
+
+// Copyright (C) 2021 Simon Ruderich
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+package config
+
+import (
+ "fmt"
+ "os"
+
+ "gopkg.in/yaml.v2"
+)
+
+type Hosts struct {
+ List []*Host
+ Map map[string]*Host
+}
+
+type Host struct {
+ Name string `yaml:"name"`
+}
+
+func LoadHosts() (*Hosts, error) {
+ const path = "hosts.yaml"
+
+ var hostList []*Host
+ x, err := os.ReadFile(path)
+ if err != nil {
+ return nil, err
+ }
+ err = yaml.UnmarshalStrict(x, &hostList)
+ if err != nil {
+ return nil, fmt.Errorf("%s: failed to load: %v", path, err)
+ }
+
+ hostMap := make(map[string]*Host)
+ for _, x := range hostList {
+ hostMap[x.Name] = x
+ }
+
+ return &Hosts{
+ List: hostList,
+ Map: hostMap,
+ }, nil
+}