1 files changed, 58 insertions, 0 deletions
diff --git a/go/parabola_hackers/nslcd_backend/util.go b/go/parabola_hackers/nslcd_backend/util.go
new file mode 100644
index 0000000..4fb28f3
--- /dev/null
+++ b/go/parabola_hackers/nslcd_backend/util.go
@@ -0,0 +1,58 @@
+// Copyright 2015-2016 Luke Shumaker <lukeshu@sbcglobal.net>.
+//
+// This 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 2 of
+// the License, or (at your option) any later version.
+//
+// This software 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 manual; if not, see
+// <http://www.gnu.org/licenses/>.
+
+package hackers_nslcd_backend
+
+import (
+	"io/ioutil"
+	"os"
+
+	yaml "gopkg.in/yaml.v2"
+	"lukeshu.com/git/go/libgnulinux.git/getgr"
+)
+
+func name2gid(name string) int32 {
+	gr, err := getgr.ByName(name)
+	if gr == nil || err != nil {
+		return -1
+	} else {
+		return int32(gr.Gid)
+	}
+}
+
+func gid2name(gid int32) (string, bool) {
+	gr, err := getgr.ByGid(gid)
+	if gr == nil || err != nil {
+		return "", false
+	} else {
+		return gr.Name, true
+	}
+}
+
+var usersGid = name2gid("users")
+
+func parse_config(filename string) (cfg config, err error) {
+	file, err := os.Open(filename)
+	if err != nil {
+		return
+	}
+	contents, err := ioutil.ReadAll(file)
+	if err != nil {
+		return
+	}
+	err = yaml.Unmarshal(contents, &cfg)
+	return
+}