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Diffstat (limited to 'go/src/nshd/nslcd_backend/util.go')
-rw-r--r--go/src/nshd/nslcd_backend/util.go58
1 files changed, 58 insertions, 0 deletions
diff --git a/go/src/nshd/nslcd_backend/util.go b/go/src/nshd/nslcd_backend/util.go
new file mode 100644
index 0000000..aa29b03
--- /dev/null
+++ b/go/src/nshd/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 nslcd_backend
+
+import (
+ "io/ioutil"
+ "os"
+
+ yaml "gopkg.in/yaml.v2"
+ "git.lukeshu.com/go/libgnulinux/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
+}