From bc14dee451e4c2adb2ff5a157b98d20550f10621 Mon Sep 17 00:00:00 2001
From: Anand Doshi <anand@erpnext.com>
Date: Wed, 14 May 2014 18:09:27 +0530
Subject: [PATCH] Added frappe --clear_all_sessions

---
 frappe/cli.py      | 10 ++++++++++
 frappe/sessions.py |  9 +++++++--
 2 files changed, 17 insertions(+), 2 deletions(-)

diff --git a/frappe/cli.py b/frappe/cli.py
index 60b882800e..a007f83758 100755
--- a/frappe/cli.py
+++ b/frappe/cli.py
@@ -232,6 +232,8 @@ def setup_utilities(parser):
 		help="Clear cache, doctype cache and defaults")
 	parser.add_argument("--reset_perms", default=False, action="store_true",
 		help="Reset permissions for all doctypes")
+	parser.add_argument("--clear_all_sessions", default=False, action="store_true",
+		help="Clear sessions of all users (logs them out)")
 
 	# scheduler
 	parser.add_argument("--run_scheduler", default=False, action="store_true",
@@ -501,6 +503,14 @@ def clear_web():
 	frappe.website.render.clear_cache()
 	frappe.destroy()
 
+@cmd
+def clear_all_sessions():
+	import frappe.sessions
+	frappe.connect()
+	frappe.sessions.clear_all_sessions()
+	frappe.db.commit()
+	frappe.destroy()
+
 @cmd
 def build_sitemap():
 	from frappe.website import rebuild_config
diff --git a/frappe/sessions.py b/frappe/sessions.py
index 4bbe4b821f..eb4447b234 100644
--- a/frappe/sessions.py
+++ b/frappe/sessions.py
@@ -71,13 +71,18 @@ def clear_sessions(user=None, keep_current=False):
 		if keep_current and frappe.session.sid==sid[0]:
 			continue
 		else:
-			frappe.cache().delete_value("session:" + sid[0])
-			frappe.db.sql("""delete from tabSessions where sid=%s""", (sid[0],))
+			delete_session(sid[0])
 
 def delete_session(sid=None):
 	frappe.cache().delete_value("session:" + sid)
 	frappe.db.sql("""delete from tabSessions where sid=%s""", sid)
 
+def clear_all_sessions():
+	"""This effectively logs out all users"""
+	frappe.only_for("Administrator")
+	for sid in frappe.db.sql_list("select sid from `tabSessions`"):
+		delete_session(sid)
+
 def get():
 	"""get session boot info"""
 	from frappe.core.doctype.notification_count.notification_count import \