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/* SOGoToolExpireUserSessions.m - this file is part of SOGo
*
* Copyright (C) 2012-2021 Inverse inc.
*
* This file 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, or (at your option)
* any later version.
*
* This file 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; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#import <Foundation/NSArray.h>
#import <Foundation/NSCalendarDate.h>
#import <Foundation/NSDictionary.h>
#import <Foundation/NSException.h>
#import <Foundation/NSUserDefaults.h>
#import <GDLAccess/EOAdaptorChannel.h>
#import <GDLContentStore/GCSChannelManager.h>
#import <GDLContentStore/NSURL+GCS.h>
#import <NGExtensions/NSNull+misc.h>
#import <SOGo/NSString+Utilities.h>
#import <SOGo/SOGoSession.h>
#import <SOGo/SOGoOpenIdSession.h>
#import "SOGoTool.h"
@interface SOGoToolExpireUserSessions : SOGoTool
@end
@implementation SOGoToolExpireUserSessions
+ (NSString *) command
{
return @"expire-sessions";
}
+ (NSString *) description
{
return @"expires user sessions without activity for specified number of minutes";
}
- (void) usage
{
fprintf (stderr, "expire-sessions [nbMinutes]\n\n"
" nbMinutes Number of minutes of inactivity after which a user session will be expired\n"
"\n"
"The expire-sessions action should be configured as a cronjob.\n");
}
- (BOOL) expireUserSessionOlderThan: (int) nbMinutes
{
BOOL rc;
EOAdaptorChannel *channel;
GCSChannelManager *cm;
NSArray *attrs;
NSDictionary *qresult;
NSException *ex;
NSString *sql, *sessionsFolderURL, *sessionID;
NSURL *tableURL;
NSUserDefaults *ud;
unsigned int now, oldest;
rc = YES;
ud = [NSUserDefaults standardUserDefaults];
now = [[NSCalendarDate calendarDate] timeIntervalSince1970];
oldest = now - (nbMinutes * 60);
sessionID = nil;
sessionsFolderURL = [ud stringForKey: @"OCSSessionsFolderURL"];
if (!sessionsFolderURL)
{
if (verbose)
NSLog(@"Couldn't read OCSSessionsFolderURL");
return rc = NO;
}
tableURL = [[NSURL alloc] initWithString: sessionsFolderURL];
cm = [GCSChannelManager defaultChannelManager];
channel = [cm acquireOpenChannelForURL: tableURL];
if (!channel)
{
/* FIXME: nice error msg */
NSLog(@"Can't aquire channel");
return rc = NO;
}
sql = [NSString stringWithFormat: @"SELECT c_id FROM %@ WHERE c_lastseen <= %d",
[tableURL gcsTableName], oldest];
ex = [channel evaluateExpressionX: sql];
if (ex)
{
NSLog(@"%@", [ex reason]);
[ex raise];
return rc = NO;
}
attrs = [channel describeResults: NO];
while ((qresult = [channel fetchAttributes: attrs withZone: NULL]))
{
sessionID = [qresult objectForKey: @"c_id"];
if (sessionID)
{
if (verbose)
NSLog(@"Removing session %@", sessionID);
[SOGoSession deleteValueForSessionKey: sessionID];
}
}
[cm releaseChannel: channel immediately: YES];
if (verbose && sessionID == nil)
NSLog(@"No session to remove");
return rc;
}
- (BOOL) run
{
BOOL rc;
int sessionExpireMinutes = -1;
rc = NO;
if ([arguments count])
{
sessionExpireMinutes = [[arguments objectAtIndex: 0] intValue];
}
NSLog(@"Remove all sessions older than %d min", sessionExpireMinutes);
if (sessionExpireMinutes == 0 && ![[arguments objectAtIndex: 0] isEqualToString:@"0"])
{
//If the input is not a number intValue return 0 so we check that's really the case
[self usage];
}
else if (sessionExpireMinutes >= 0)
{
rc = [self expireUserSessionOlderThan: sessionExpireMinutes];
}
else
{
[self usage];
}
return rc;
}
@end
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