From 603d47d5e2cfc9b72a6de689136231115a3e0d6f Mon Sep 17 00:00:00 2001
From: DmitriyEshenko <dmitriy.eshenko@vyos.io>
Date: Tue, 14 Apr 2020 18:42:54 +0000
Subject: ipoe: T2256: Rewrite op-mode commands

---
 op-mode-definitions/ipoe-server.xml | 33 ++++++++++++-------
 src/completion/list_ipoe.py         | 16 +++++++++
 src/op_mode/ipoe-control.py         | 65 +++++++++++++++++++++++++++++++++++++
 3 files changed, 102 insertions(+), 12 deletions(-)
 create mode 100755 src/completion/list_ipoe.py
 create mode 100755 src/op_mode/ipoe-control.py

diff --git a/op-mode-definitions/ipoe-server.xml b/op-mode-definitions/ipoe-server.xml
index c05e2d2c1..c20d3aa2a 100644
--- a/op-mode-definitions/ipoe-server.xml
+++ b/op-mode-definitions/ipoe-server.xml
@@ -12,24 +12,33 @@
               <help>Clear ipoe-server session</help>
             </properties>
             <children>
-              <leafNode name="username">
+              <tagNode name="username">
                 <properties>
                   <help>Clear ipoe-server session by username</help>
                   <completionHelp>
-                    <script>/usr/bin/accel-cmd -p 2002 show sessions username | sed -e 's/ \r//g' | tail -n +3</script>
+                    <script>${vyos_completion_dir}/list_ipoe.py --selector="username"</script>
                   </completionHelp>
                 </properties>
-                <command>/usr/bin/accel-cmd -p 2002 terminate username $5</command>
-              </leafNode>
-              <leafNode name="sid">
+                <command>${vyos_op_scripts_dir}/ipoe-control.py --action="terminate" --selector="username" --target="$5"</command>
+              </tagNode>
+              <tagNode name="sid">
                 <properties>
-                  <help>Clear ipoe-server session by sid</help>
+                  <help>Clear ipoe-server session by Session ID</help>
                   <completionHelp>
-                    <script>/usr/bin/accel-cmd -p 2002 show sessions sid | sed -e 's/ \r//g' | tail -n +3</script>
+                    <script>${vyos_completion_dir}/list_ipoe.py --selector="sid"</script>
                   </completionHelp>
                 </properties>
-                <command>/usr/bin/accel-cmd -p 2002 terminate sid $5</command>
-              </leafNode>
+                <command>${vyos_op_scripts_dir}/ipoe-control.py --action="terminate" --selector="sid" --target="$5"</command>
+              </tagNode>
+              <tagNode name="interface">
+                <properties>
+                  <help>Clear ipoe-server session by interface</help>
+                  <completionHelp>
+                    <script>${vyos_completion_dir}/list_ipoe.py --selector="ifname"</script>
+                  </completionHelp>
+                </properties>
+                <command>${vyos_op_scripts_dir}/ipoe-control.py --action="terminate" --selector="if"  --target="$5"</command>
+              </tagNode>
             </children>
           </node>
         </children>
@@ -47,13 +56,13 @@
             <properties>
               <help>Show active IPoE server sessions</help>
             </properties>
-            <command>/usr/bin/accel-cmd -p 2002 show sessions ifname,username,called-sid,calling-sid,ip,ip6,ip6-dp,rate-limit,state,uptime,sid</command>
+            <command>${vyos_op_scripts_dir}/ipoe-control.py --action="show_sessions"</command>
           </leafNode>
           <leafNode name="statistics">
             <properties>
               <help>Show IPoE server statistics</help>
             </properties>
-            <command>/usr/bin/accel-cmd -p 2002 show stat</command>
+            <command>${vyos_op_scripts_dir}/ipoe-control.py --action="show_stat"</command>
           </leafNode>
         </children>
       </node>
@@ -65,7 +74,7 @@
         <properties>
           <help>show ipoe-server status</help>
         </properties>
-        <command>if [ -e /var/run/accel_ipoe.pid ]; then /usr/bin/accel-cmd restart -p 2002; else echo "ipoe-server not running"; fi</command>
+        <command>${vyos_op_scripts_dir}/ipoe-control.py --action="restart"</command>
       </leafNode>
     </children>
   </node>
diff --git a/src/completion/list_ipoe.py b/src/completion/list_ipoe.py
new file mode 100755
index 000000000..c386b46a2
--- /dev/null
+++ b/src/completion/list_ipoe.py
@@ -0,0 +1,16 @@
+#!/usr/bin/env python3
+
+import argparse
+from vyos.util import popen
+
+if __name__ == '__main__':
+    parser = argparse.ArgumentParser()
+    parser.add_argument('--selector', help='Selector: username|ifname|sid', required=True)
+    args = parser.parse_args()
+
+    output, err = popen("accel-cmd -p 2002 show sessions {0}".format(args.selector))
+    if not err:
+        res = output.split("\r\n")
+        # Delete header from list
+        del res[:2]
+        print(' '.join(res))
diff --git a/src/op_mode/ipoe-control.py b/src/op_mode/ipoe-control.py
new file mode 100755
index 000000000..7111498b2
--- /dev/null
+++ b/src/op_mode/ipoe-control.py
@@ -0,0 +1,65 @@
+#!/usr/bin/env python3
+#
+# Copyright (C) 2020 VyOS maintainers and contributors
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License version 2 or later as
+# published by the Free Software Foundation.
+#
+# 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/>.
+
+import sys
+import argparse
+
+from vyos.config import Config
+from vyos.util import popen, run
+
+cmd_dict = {
+    'cmd_base'   : '/usr/bin/accel-cmd -p 2002 ',
+    'selector'   : ['if', 'username', 'sid'],
+    'actions'     : {
+        'show_sessions'  : 'show sessions',
+        'show_stat'      : 'show stat',
+        'terminate'      : 'teminate'
+    }
+}
+
+def is_ipoe_configured():
+    if not Config().exists_effective('service ipoe-server'):
+        print("Service IPoE is not configured")
+        sys.exit(1)
+
+def main():
+    #parese args
+    parser = argparse.ArgumentParser()
+    parser.add_argument('--action', help='Control action', required=True)
+    parser.add_argument('--selector', help='Selector username|ifname|sid', required=False)
+    parser.add_argument('--target', help='Target must contain username|ifname|sid', required=False)
+    args = parser.parse_args()
+
+
+    # Check is IPoE configured
+    is_ipoe_configured()
+
+    if args.action == "restart":
+        run(cmd_dict['cmd_base'] + "restart")
+        sys.exit(0)
+
+    if args.action in cmd_dict['actions']:
+        if args.selector in cmd_dict['selector'] and args.target:
+            run(cmd_dict['cmd_base'] + "{0} {1} {2}".format(args.action, args.selector, args.target))
+        else:
+            output, err = popen(cmd_dict['cmd_base'] + cmd_dict['actions'][args.action], decode='utf-8')
+            if not err:
+                print(output)
+            else:
+                print("IPoE server is not running")
+
+if __name__ == '__main__':
+    main()
-- 
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