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Diffstat (limited to 'src/parabola_hackers/nslcd_backend/hackers.go')
-rw-r--r--src/parabola_hackers/nslcd_backend/hackers.go116
1 files changed, 116 insertions, 0 deletions
diff --git a/src/parabola_hackers/nslcd_backend/hackers.go b/src/parabola_hackers/nslcd_backend/hackers.go
new file mode 100644
index 0000000..66312c6
--- /dev/null
+++ b/src/parabola_hackers/nslcd_backend/hackers.go
@@ -0,0 +1,116 @@
+// 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 is an nslcd_server Backend that
+// speaks to hackers.git.
+package hackers_nslcd_backend
+
+import (
+ "lukeshu.com/git/go/libnslcd.git/proto"
+ "lukeshu.com/git/go/libnslcd.git/proto/server"
+ "lukeshu.com/git/go/libnslcd.git/systemd"
+ "lukeshu.com/git/go/libsystemd.git/sd_daemon/logger"
+ "sync"
+)
+
+type user struct {
+ passwd nslcd_proto.Passwd
+ groups []string
+}
+
+type config struct {
+ Pam_password_prohibit_message string
+}
+
+type Hackers struct {
+ nslcd_server.NilBackend
+ lock sync.RWMutex
+
+ CfgFilename string
+ YamlCat string
+
+ cfg config
+ users map[int32]user
+ groups map[string]map[string]bool
+}
+
+var _ nslcd_systemd.Backend = &Hackers{}
+var _ nslcd_server.Backend = &Hackers{}
+
+func (o *Hackers) Init() error {
+ logger.Debug("hackers.git: CfgFilename = %v", o.CfgFilename)
+ logger.Debug("hackers.git: YamlCat = %v", o.YamlCat)
+ err := o.Reload()
+ if err != nil {
+ logger.Err("hackers.git: Could not initialize: %v", err)
+ return err
+ }
+ return nil
+}
+
+func (o *Hackers) Close() {
+ logger.Info("hackers.git: Closing session")
+ o.lock.Lock()
+ defer o.lock.Unlock()
+
+ o.users = make(map[int32]user, 0)
+ o.groups = make(map[string]map[string]bool)
+}
+
+func (o *Hackers) Reload() error {
+ logger.Info("hackers.git: Loading session")
+ o.lock.Lock()
+ defer o.lock.Unlock()
+
+ var err error
+ o.cfg, err = parse_config(o.CfgFilename)
+ if err != nil {
+ return err
+ }
+ logger.Info("hackers.git: pam_password_prohibit_message: %#v", o.cfg.Pam_password_prohibit_message)
+
+ logger.Debug("hackers.git: Parsing user data")
+ o.users, err = parse_users(o.YamlCat)
+ if err != nil {
+ return err
+ }
+
+ o.groups = make(map[string]map[string]bool)
+ for _, user := range o.users {
+ for _, groupname := range user.groups {
+ o.add_user_to_group(user.passwd.Name, groupname)
+ }
+ }
+ return nil
+}
+
+func (o *Hackers) name2uid(name string) int32 {
+ for uid, data := range o.users {
+ if data.passwd.Name == name {
+ return uid
+ }
+ }
+ return -1
+}
+
+func (o *Hackers) add_user_to_group(username string, groupname string) {
+ group, found := o.groups[groupname]
+ if !found {
+ group = make(map[string]bool)
+ o.groups[groupname] = group
+ }
+ group[username] = true
+}