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EcAlerter.m
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/** Enterprise Control Configuration and Logging
Copyright (C) 2012 Free Software Foundation, Inc.
Written by: Richard Frith-Macdonald <[email protected]>
Date: Febrary 2010
Originally developed from 1996 to 2012 by Brainstorm, and donated to
the FSF.
This file is part of the GNUstep project.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 3 of the License, or (at your option) any later version.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free
Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02111 USA.
*/
#import <Foundation/Foundation.h>
#import <GNUstepBase/GSMime.h>
#import "EcHost.h"
#import "EcProcess.h"
#import "EcAlarm.h"
#import "EcAlerter.h"
#import "NSFileHandle+Printf.h"
static unsigned throttleAt = 12;
@interface EcAlertRegex: NSObject
{
NSRegularExpression *regex;
}
- (id) initWithString: (NSString*)pattern;
- (NSString*) match: (NSString*)string;
- (NSArray*) matches: (NSString*)string;
@end
@implementation EcAlertRegex
- (void) dealloc
{
[regex release];
[super dealloc];
}
- (id) initWithString: (NSString*)pattern
{
if ((self = [super init]) != nil)
{
regex = [[NSRegularExpression alloc]
initWithPattern: pattern
options: NSRegularExpressionDotMatchesLineSeparators
error: NULL];
if (regex == nil)
{
NSLog(@"Failed to compile regex - '%@'", pattern);
DESTROY(self);
}
}
return self;
}
- (NSString*) match: (NSString*)string
{
NSRange r = NSMakeRange(0, [string length]);
r = [regex rangeOfFirstMatchInString: string options: 0 range: r];
return r.length != 0 ? [string substringWithRange: r] : nil;
}
- (NSArray*) matches: (NSString*)string
{
NSRange r = NSMakeRange(0, [string length]);
NSTextCheckingResult *match;
NSUInteger numberOfRanges;
NSUInteger index;
NSMutableArray *matches;
match = [regex firstMatchInString: string options: 0 range: r];
if (0 == (numberOfRanges = [match numberOfRanges]))
{
return nil;
}
matches = [NSMutableArray arrayWithCapacity: numberOfRanges];
for (index = 0; index < numberOfRanges; index++)
{
r = [match rangeAtIndex: index];
if (0 == r.length)
{
[matches addObject: @""];
}
else
{
[matches addObject: [string substringWithRange: r]];
}
}
return matches;
}
@end
#define MINUTES 60
@interface EcAlertThrottle : NSObject
{
uint32_t mins[MINUTES];
uint64_t base;
BOOL throttled;
}
/** Tracks actions performed agains a limit per hour.
* Returns YES if the current alert must not be sent, NO otherwise.
* If the limit is with the current alert or an earlier one, returns
* the time at which alerting may resume.
*/
- (BOOL) shouldThrottle: (NSDate**)until;
@end
@implementation EcAlertThrottle
- (NSString*) description
{
char buf[BUFSIZ];
unsigned minute;
unsigned i;
minute = (((uint64_t)[NSDate timeIntervalSinceReferenceDate]) - base) / 60;
if (minute >= MINUTES)
{
minute = MINUTES-1;
}
buf[0] = '\0';
for (i = 0; i <= minute; i++)
{
if (i > 0)
{
if (i%6 == 0)
{
strcat(buf, "\n");
}
else
{
strcat(buf, ", ");
}
}
sprintf(buf + strlen(buf), "%u", (unsigned)mins[i]);
}
return [[super description] stringByAppendingFormat:
@"Base: %@, Throttled: %@, Counts:\n%s\n",
[NSDate dateWithTimeIntervalSinceReferenceDate: (NSTimeInterval)base],
throttled ? @"Yes" : @"No", buf];
}
- (BOOL) shouldThrottle: (NSDate**)until
{
uint64_t now = (uint64_t)[NSDate timeIntervalSinceReferenceDate];
uint32_t sum = 0;
uint32_t minute;
uint32_t index;
BOOL wasThrottled;
if (0 == base)
{
base = now; // Starting throttling period.
}
/* The number of minutes since the base time gives us the minute
* into which we should be recording the new event.
*/
minute = (now - base) / 60;
if (minute >= 2*MINUTES)
{
/* As it's at least an hour since the last event, we can simply
* start a new recording period.
*/
base = now;
memset(mins, '\0', MINUTES * sizeof(*mins));
minute = 0;
}
else if (minute > (MINUTES-1))
{
int move = minute - (MINUTES-1);
/* The recording period started over an hour ago, so we must adjust
* it forward so that the current time is in its 59th minute.
*/
memmove(mins, mins + move, (MINUTES - move) * sizeof(*mins));
memset(mins + (MINUTES - move), '\0', move * sizeof(*mins));
base += move * 60;
minute = (MINUTES-1);
}
for (index = 0; index <= minute; index++)
{
sum += mins[index];
}
if (NO == (wasThrottled = throttled))
{
mins[minute]++;
sum++;
}
if (sum >= throttleAt)
{
throttled = YES;
/* The time at which unthrottling occurs is MINUTES after the
* first alert in the current recording period.
*/
for (index = 0; index <= minute; index++)
{
if (mins[index] > 0)
{
break;
}
}
*until = [NSDate dateWithTimeIntervalSinceReferenceDate:
(NSTimeInterval)(base + 60*(index+1) + 60*MINUTES)];
}
else
{
throttled = NO;
*until = nil;
}
return wasThrottled;
}
@end
@interface EcAlerterEvent : NSObject
{
@public
NSMutableDictionary *m;
NSString *hostName;
NSString *identifier;
NSString *serverName;
NSString *severityText;
NSString *text;
NSString *component;
NSDate *timestamp;
NSString *type;
unsigned sequence;
int duration;
int reminder;
int severity;
BOOL isAlarm;
BOOL isClear;
}
- (NSString*) alarmText;
@end
@implementation EcAlerterEvent
- (NSString*) alarmText
{
if (NO == isAlarm)
{
return nil;
}
if (YES == isClear)
{
return [identifier stringByAppendingString: @"(clear)"];
}
return [identifier stringByAppendingString: @"(alarm)"];
}
- (void) dealloc
{
RELEASE(hostName);
RELEASE(identifier);
RELEASE(m);
RELEASE(serverName);
RELEASE(severityText);
RELEASE(text);
RELEASE(timestamp);
RELEASE(component);
RELEASE(type);
[super dealloc];
}
- (NSString*) description
{
if ([identifier length] > 0)
{
return [NSString stringWithFormat: @"Event:%@", identifier];
}
else
{
return [NSString stringWithFormat: @"Event:Seq(%u)", sequence];
}
}
- (id) init
{
if (nil != (self = [super init]))
{
static unsigned counter = 0;
sequence = ++counter;
}
return self;
}
@end
static NSMutableString *
replaceFields(NSDictionary *fields, NSString *template)
{
NSMutableString *m;
m = [[template mutableCopy] autorelease];
if (nil != m)
{
NSEnumerator *e;
NSString *k;
e = [fields keyEnumerator];
while (nil != (k = [e nextObject]))
{
if (NO == [k isEqualToString: @"Replacement"])
{
NSString *v;
v = [[fields objectForKey: k] description];
k = [NSString stringWithFormat: @"{%@}", k];
[m replaceOccurrencesOfString: k
withString: v
options: NSLiteralSearch
range: NSMakeRange(0, [m length])];
}
}
}
return m;
}
@implementation EcAlerter : NSObject
- (void) _setEFrom: (NSString*)s
{
if (nil == s)
{
/* Can't have a nil sender ... use (generate if needed) default.
*/
if (nil == eDflt)
{
eDflt = [[NSString alloc] initWithFormat: @"alerter@%@",
[[NSHost currentHost] wellKnownName]];
}
s = eDflt;
}
if (s != eFrom && NO == [s isEqual: eFrom])
{
NSRange r;
ASSIGNCOPY(eFrom, s);
r = [s rangeOfString: @"@"];
if (r.length > 0)
{
s = [s substringFromIndex: NSMaxRange(r)];
}
ASSIGNCOPY(eBase, s);
}
}
- (void) smtpClient: (GSMimeSMTPClient*)client mimeFailed: (GSMimeDocument*)doc
{
failEmail++;
NSLog(@"Message failed: %@", doc);
}
- (void) smtpClient: (GSMimeSMTPClient*)client mimeSent: (GSMimeDocument*)doc
{
sentEmail++;
if (YES == debug)
{
NSLog(@"Message sent: %@", doc);
}
}
- (void) smtpClient: (GSMimeSMTPClient*)client mimeUnsent: (GSMimeDocument*)doc
{
failEmail++;
NSLog(@"Message dropped: %@", doc);
}
- (GSMimeSMTPClient*) _smtp
{
if (nil == smtp)
{
smtp = [GSMimeSMTPClient new];
}
[lock lock];
if (nil == eFrom)
{
[self _setEFrom: nil];
}
if (nil != eHost)
{
[smtp setHostname: eHost];
}
if (nil != ePort)
{
[smtp setPort: ePort];
}
[lock unlock];
[smtp setDelegate: self];
return smtp;
}
- (BOOL) configure: (NSNotification*)n
{
NSUserDefaults *d;
NSDictionary *c;
BOOL ok;
d = [EcProc cmdDefaults];
c = [d dictionaryForKey: @"Alerter"];
ok = [self configureWithDefaults: c];
return ok;
}
- (BOOL) configureWithDefaults: (NSDictionary*)c
{
int i = [[c objectForKey: @"ThrottleAt"] intValue];
if (i <= 0 || i > 3600) i = 12;
throttleAt = i;
debug = [[c objectForKey: @"Debug"] boolValue];
quiet = [[c objectForKey: @"Quiet"] boolValue];
supersede = [[c objectForKey: @"Supersede"] boolValue];
[lock lock];
[self _setEFrom: [c objectForKey: @"EmailFrom"]];
ASSIGNCOPY(eHost, [c objectForKey: @"EmailHost"]);
if (nil == eHost) eHost = @"localhost";
ASSIGNCOPY(ePort, [c objectForKey: @"EmailPort"]);
if (nil == ePort) ePort = @"25";
[lock unlock];
[self setRules: [c objectForKey: @"Rules"]];
return YES;
}
- (void) setRules: (NSArray*)ra
{
NSMutableArray *r = AUTORELEASE([ra mutableCopy]);
NSUInteger i;
for (i = 0; i < [r count]; i++)
{
NSMutableDictionary *md;
NSObject *obj;
NSString *str;
EcAlertRegex *val;
md = [[r objectAtIndex: i] mutableCopy];
[r replaceObjectAtIndex: i withObject: md];
[md release];
str = [md objectForKey: @"Host"];
[md removeObjectForKey: @"HostRegex"];
if (str != nil)
{
val = [[EcAlertRegex alloc] initWithString: str];
if (nil == val)
{
[r removeObjectAtIndex: i--];
continue;
}
[md setObject: val forKey: @"HostRegex"];
[val release];
}
str = [md objectForKey: @"Pattern"];
[md removeObjectForKey: @"PatternRegex"];
if (str != nil)
{
val = [[EcAlertRegex alloc] initWithString: str];
if (val == nil)
{
[r removeObjectAtIndex: i--];
continue;
}
[md setObject: val forKey: @"PatternRegex"];
RELEASE(val);
}
str = [md objectForKey: @"Server"];
[md removeObjectForKey: @"ServerRegex"];
if (str != nil)
{
val = [[EcAlertRegex alloc] initWithString: str];
if (val == nil)
{
[r removeObjectAtIndex: i--];
continue;
}
[md setObject: val forKey: @"ServerRegex"];
RELEASE(val);
}
str = [md objectForKey: @"SeverityText"];
[md removeObjectForKey: @"SeverityTextRegex"];
if (str != nil)
{
val = [[EcAlertRegex alloc] initWithString: str];
if (val == nil)
{
[r removeObjectAtIndex: i--];
continue;
}
[md setObject: val forKey: @"SeverityTextRegex"];
RELEASE(val);
}
str = [md objectForKey: @"Extra1"];
[md removeObjectForKey: @"Extra1Regex"];
if (str != nil)
{
val = [[EcAlertRegex alloc] initWithString: str];
if (val == nil)
{
[r removeObjectAtIndex: i--];
continue;
}
[md setObject: val forKey: @"Extra1Regex"];
RELEASE(val);
}
str = [md objectForKey: @"Extra2"];
[md removeObjectForKey: @"Extra2Regex"];
if (str != nil)
{
val = [[EcAlertRegex alloc] initWithString: str];
if (val == nil)
{
[r removeObjectAtIndex: i--];
continue;
}
[md setObject: val forKey: @"Extra2Regex"];
RELEASE(val);
}
str = [md objectForKey: @"ActiveFrom"];
if (nil != str)
{
NSDate *d = [NSDate dateWithString: str];
if (nil == d)
{
NSLog(@"ActiveFrom='%@' is not a valid date/time", str);
[r removeObjectAtIndex: i--];
continue;
}
else
{
[md setObject: d forKey: @"ActiveFrom"];
}
}
str = [md objectForKey: @"ActiveTo"];
if (nil != str)
{
NSDate *d = [NSDate dateWithString: str];
if (nil == d)
{
NSLog(@"ActiveTo='%@' is not a valid date/time", str);
[r removeObjectAtIndex: i--];
continue;
}
else
{
[md setObject: d forKey: @"ActiveTo"];
}
}
str = [md objectForKey: @"ActiveTimezone"];
if (nil != str)
{
NSTimeZone *d = [NSTimeZone timeZoneWithName: str];
if (nil == d)
{
NSLog(@"ActiveTimezone='%@' is not a valid time zone", str);
[r removeObjectAtIndex: i--];
continue;
}
[md setObject: d forKey: @"ActiveTimeZone"];
}
obj = [md objectForKey: @"ActiveTimes"];
if ([obj isKindOfClass: [NSString class]])
{
obj = (NSString*)[NSDictionary dictionaryWithObjectsAndKeys:
obj, @"*", nil];
}
if ([obj isKindOfClass: [NSDictionary class]])
{
NSMutableDictionary *t = [[obj mutableCopy] autorelease];
NSEnumerator *e = [[t allKeys] objectEnumerator];
while (nil != (str = [e nextObject]))
{
NSString *k = [str stringByTrimmingSpaces];
NSMutableArray *a;
NSUInteger j;
NSInteger lastMinute = 0;
if (YES == [k isEqual: @"*"])
{
k = @"*";
}
else if (YES == [k caseInsensitiveCompare: @"Monday"])
{
k = @"Monday";
}
else if (YES == [k caseInsensitiveCompare: @"Tuesday"])
{
k = @"Tuesday";
}
else if (YES == [k caseInsensitiveCompare: @"Wednesday"])
{
k = @"Wednesday";
}
else if (YES == [k caseInsensitiveCompare: @"Thursday"])
{
k = @"Thursday";
}
else if (YES == [k caseInsensitiveCompare: @"Friday"])
{
k = @"Friday";
}
else if (YES == [k caseInsensitiveCompare: @"Saturday"])
{
k = @"Saturday";
}
else if (YES == [k caseInsensitiveCompare: @"Sunday"])
{
k = @"Sunday";
}
else
{
NSLog(@"ActiveTimes='%@' with bad day of week", obj);
[r removeObjectAtIndex: i--];
continue;
}
a = [[[[t objectForKey: str] componentsSeparatedByString: @","]
mutableCopy] autorelease];
j = [a count];
while (j-- > 0)
{
NSMutableArray *r;
int from;
int to;
int h;
int m;
int c;
str = [[a objectAtIndex: j] stringByTrimmingSpaces];
if ([str length] == 0)
{
[a removeObjectAtIndex: j];
continue;
}
r = [[[str componentsSeparatedByString: @"-"]
mutableCopy] autorelease];
if ([r count] != 2)
{
NSLog(@"ActiveTimes='%@' with missing '-' in time range",
obj);
[r removeObjectAtIndex: i--];
continue;
}
str = [r objectAtIndex: 0];
c = sscanf([str UTF8String], "%d:%d", &h, &m);
if (0 == c)
{
NSLog(@"ActiveTimes='%@' with missing HH:MM", obj);
[r removeObjectAtIndex: i--];
continue;
}
if (1 == c) m = 0;
if (h < 0 || h > 23)
{
NSLog(@"ActiveTimes='%@' with hour out of range", obj);
}
if (m < 0 || m > 59)
{
NSLog(@"ActiveTimes='%@' with minute out of range", obj);
[r removeObjectAtIndex: i--];
continue;
}
from = (h * 60) + m;
str = [r objectAtIndex: 1];
c = sscanf([str UTF8String], "%d:%d", &h, &m);
if (0 == c)
{
NSLog(@"ActiveTimes='%@' with missing HH:MM", obj);
[r removeObjectAtIndex: i--];
continue;
}
if (1 == c) m = 0;
if (h < 0 || h > 24 || (24 == h && 0 != m))
{
NSLog(@"ActiveTimes='%@' with hour out of range", obj);
}
if (m < 0 || m > 59)
{
NSLog(@"ActiveTimes='%@' with minute out of range", obj);
[r removeObjectAtIndex: i--];
continue;
}
if (0 == h && 0 == m)
{
h = 24;
}
to = (h * 60) + m;
if (to <= from)
{
NSLog(@"ActiveTimes='%@' range end earlier than start",
obj);
[r removeObjectAtIndex: i--];
continue;
}
if (from < lastMinute)
{
NSLog(@"ActiveTimes='%@' range start earlier than"
@" preceding one", obj);
[r removeObjectAtIndex: i--];
continue;
}
lastMinute = to;
[r replaceObjectAtIndex: 0
withObject: [NSNumber numberWithInt: from]];
[r replaceObjectAtIndex: 1
withObject: [NSNumber numberWithInt: to]];
[a replaceObjectAtIndex: j withObject: r];
}
if (0 == [a count])
{
NSLog(@"ActiveTimes='%@' with empty time range", obj);
[r removeObjectAtIndex: i--];
continue;
}
[t setObject: a forKey: k];
}
[md setObject: obj forKey: @"ActiveTimes"];
}
else if (obj != nil)
{
NSLog(@"ActiveTimes='%@' is not valid", obj);
[r removeObjectAtIndex: i--];
continue;
}
}
[lock lock];
ASSIGN(rules, r);
[lock unlock];
if (YES == debug)
{
NSLog(@"Installed Rules: %@", r);
}
}
- (void) dealloc
{
[[NSNotificationCenter defaultCenter] removeObserver: self];
[timer invalidate];
[self flushSms];
[self flushEmail];
[smtp flush: [NSDate dateWithTimeIntervalSinceNow: 30.0]];
RELEASE(smtp);
RELEASE(email);
RELEASE(other);
RELEASE(sms);
RELEASE(rules);
RELEASE(eBase);
RELEASE(eDflt);
RELEASE(eFrom);
RELEASE(eHost);
RELEASE(ePort);
RELEASE(lock);
[super dealloc];
}
- (NSString*) description
{
NSString *s;
NSString *err;
if (nil == (err = [[[self _smtp] lastError] description]))
{
err = @"";
}
[lock lock];
s = [NSString stringWithFormat: @"%@ -\nConfigured with %u rules\n"
@"With SMTP %@:%@ as %@\n"
@"Email sent: %"PRIu64", fail: %"PRIu64", pending:%@ %@\n"
@"Other sent: %"PRIu64", fail: %"PRIu64", throttle:%u\n"
@"SMS sent: %"PRIu64", fail: %"PRIu64", pending:%@\n",
[super description], (unsigned)[rules count],
eHost, ePort, eFrom,
sentEmail, failEmail, email ? email : @"none", err,
sentOther, failOther, throttleAt,
sentSms, failSms, sms ? sms : @"none"];
[lock unlock];
return s;
}
- (void) flushEmailForAddress: (NSString*)address
subject: (NSString*)subject
text: (NSString*)text
{
NS_DURING
{
GSMimeDocument *doc;
doc = AUTORELEASE([GSMimeDocument new]);
[doc setHeader: @"Subject" value: subject parameters: nil];
[doc setHeader: @"To" value: address parameters: nil];
[doc setContent: text type: @"text/plain" name: nil];
[lock lock];
[doc setHeader: @"From" value: eFrom parameters: nil];
[lock unlock];
[[self _smtp] send: doc];
}
NS_HANDLER
{
NSLog(@"Problem flushing email for address: %@, subject: %@, %@",
address, subject, localException);
}
NS_ENDHANDLER
}
- (void) flushEmail
{
NSDictionary *destinations;
NS_DURING
{
if ((destinations = email) != nil)
{
NSEnumerator *addressEnumerator = [destinations keyEnumerator];
NSString *address;
DESTROY(email);
while ((address = [addressEnumerator nextObject]) != nil)
{
NSDictionary *items = [destinations objectForKey: address];
NSEnumerator *itemEnumerator = [items keyEnumerator];
NSString *subject;
while ((subject = [itemEnumerator nextObject]) != nil)
{
NSString *text = [items objectForKey: subject];
[self flushEmailForAddress: address
subject: subject
text: text];
}
}
}
}
NS_HANDLER
{
NSLog(@"Problem flushing email: %@", localException);
}
NS_ENDHANDLER
}
- (void) flushSms
{
[sms removeAllObjects];
}
- (void) applyRules: (NSArray*)rulesArray
toEvent: (EcAlerterEvent*)event
{
NSAutoreleasePool *pool = nil;
NSTimeZone *tz = nil;
BOOL found = NO;
NSCalendarDate *now = [NSCalendarDate date];
NSUInteger minuteOfDay = 0;
NSUInteger dayOfWeek = 0;
NSUInteger i;
if (YES == debug)
{
NSLog(@"Apply %u rules to %@ %@",
(unsigned)[rulesArray count], event, event->m);
}
for (i = 0; i < [rulesArray count]; i++)
{
NSDictionary *times;
NSDictionary *d;
NSString *match = nil;
EcAlertRegex *e;
NSString *s;
NSString *prefix;
id o;
BOOL isReminder;
RELEASE(pool);
pool = [NSAutoreleasePool new];
d = [rulesArray objectAtIndex: i];
if (nil == (s = [d objectForKey: @"RuleID"]))
{
prefix = [NSString stringWithFormat: @"Rule (pos %u) ", (unsigned)i];
}
else
{
prefix = [NSString stringWithFormat: @"Rule %@ (pos %u) ",
s, (unsigned)i];
}
times = [d objectForKey: @"ActiveTimes"];
if (nil != times)
{
NSDate *from = [d objectForKey: @"ActiveFrom"];
NSDate *to = [d objectForKey: @"ActiveTo"];
BOOL match = NO;
if ((nil == from || [from earlierDate: now] == from)
&& (nil == to || [to laterDate: now] == to))
{
NSTimeZone *z = [d objectForKey: @"ActiveTimezone"];
NSArray *ranges;
NSUInteger index;
if (nil == z)
{
static NSTimeZone *gmt = nil;
if (nil == gmt)
{
gmt = [[NSTimeZone timeZoneWithName: @"GMT"] retain];
}
z = gmt;
}
if (NO == [z isEqual: tz])
{
ASSIGN(tz, z);
[now setTimeZone: tz];
minuteOfDay = [now hourOfDay] * 60 + [now minuteOfHour];
dayOfWeek = [now dayOfWeek];
}
switch (dayOfWeek)
{
case 0: ranges = [times objectForKey: @"Sunday"]; break;
case 1: ranges = [times objectForKey: @"Monday"]; break;
case 2: ranges = [times objectForKey: @"Tuesday"]; break;
case 3: ranges = [times objectForKey: @"Wednesday"]; break;
case 4: ranges = [times objectForKey: @"Thursday"]; break;
case 5: ranges = [times objectForKey: @"Friday"]; break;
default: ranges = [times objectForKey: @"Saturday"]; break;
}
if (nil == ranges)
{
ranges = [times objectForKey: @"*"];
}
index = [ranges count];
while (index-- > 0)
{
NSArray *range;
NSUInteger start;
range = [ranges objectAtIndex: index];
start = [[range objectAtIndex: 0] unsignedIntegerValue];
if (minuteOfDay >= start)
{
NSUInteger end;
end = [[range objectAtIndex: 1] unsignedIntegerValue];
if (minuteOfDay < end)
{
match = YES;
}
break;
}
}
}
if (NO == match)
{
if (debug)
{
NSLog(@"%@ mismatch %@ on ActiveTimes=%@",
prefix, event, times);
}
continue;
}
}
s = [d objectForKey: @"Tagged"];
if (s != nil && NO == [s isEqual: [event->m objectForKey: @"Tag"]])
{
if (debug)