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#import "MAServerLogs.h"
#import "MAServerLogView.h"
#include "mahelper.h"
@implementation MAServerLogs
- (char*)performOpenCommand:(MAHelperCommandType)command
forFile:(int*)fd
withRight:(const char*)rightName
cancelled:(BOOL*)cancelled
{
NSString *helperPath;
AuthorizationItem right = { rightName, 0, NULL, 0 };
AuthorizationRights rightSet = { 1, &right };
OSStatus status;
MAHelperCommand cmd= {command, 0};
*cancelled= NO;
helperPath= [[NSBundle bundleForClass:[self class]] pathForResource:@"mahelper"
ofType:@""];
if (!_authRef)
{
if (AuthorizationCreate(NULL, kAuthorizationEmptyEnvironment, kAuthorizationFlagDefaults,
&_authRef)!=errAuthorizationSuccess)
{
NSLog(@"Could not create authorization reference object.");
return NULL;
}
}
status = AuthorizationCopyRights(_authRef, &rightSet, kAuthorizationEmptyEnvironment,
kAuthorizationFlagDefaults | kAuthorizationFlagPreAuthorize
| kAuthorizationFlagInteractionAllowed | kAuthorizationFlagExtendRights,
NULL);
if (status == errAuthorizationSuccess)
{
int hstatus;
char *error_message= NULL;
hstatus = mhelperPerformOpenCommand(_authRef, [helperPath fileSystemRepresentation], cmd,
fd, &error_message);
if (hstatus != MAHelperCommandSuccess || fd < 0)
{
*fd= -1;
}
return error_message;
}
else
{
if (status == errAuthorizationCanceled)
*cancelled= YES;
AuthorizationFree(_authRef, kAuthorizationFlagDestroyRights);
_authRef= 0;
*fd= -1;
return NULL;
}
}
+ (NSImage*)icon
{
return [NSImage imageNamed:@"OSX-Icons_43.png"];
}
+ (NSString*)label
{
return @"Logs";
}
+ (NSString*)toolTip
{
return @"View MySQL Server Logs.";
}
+ (BOOL)needsConnection
{
return NO;
}
- (id)initWithOwner: (id<MAdministratorProtocol>)owner
{
_retryAuth= NO;
_pages= [[NSMutableArray alloc] init];
self= [super initWithNibFile: @"ServerLogs" panelOwner: owner];
if (self)
{
_defaultFrame= [[self topView] frame];
[tabView removeTabViewItem:[tabView tabViewItemAtIndex:0]];
if (![_owner isLocal])
{
[tabView setHidden:YES];
[bigText setHidden:NO];
}
else
{
[tabView setHidden:NO];
[bigText setHidden:YES];
}
}
return self;
}
- (void)dealloc
{
if (_authRef)
AuthorizationFree(_authRef, kAuthorizationFlagDestroyRights);
[_pages release];
[super dealloc];
}
- (void)didShow
{
if ((![_pages count] || _cancelAuth) && [_owner isLocal])
{
NSString *host;
char buffer[1024];
_retryAuth= _cancelAuth;
_cancelAuth= NO;
if (gethostname(buffer, sizeof(buffer)) < 0)
{
// Very slow! so only use as a fallback
host= [[NSHost currentHost] name];
}
else
host= [NSString stringWithCString:buffer];
[self createPage: @"Error Log"
withType: MAHelperOpenErrorLog
parseFunction: myx_parse_error_logf];
[self createPage: @"General Log"
withType: MAHelperOpenGeneralLog
parseFunction: myx_parse_general_logf];
[self createPage: @"Slow Log"
withType: MAHelperOpenSlowLog
parseFunction: myx_parse_slow_logf];
_retryAuth= _cancelAuth;
}
}
- (void)createPage:(NSString*)name
withType:(int)type
parseFunction:(MALogParserFunction)func
{
char *error= NULL;
int fd= -1;
MAServerLogView *view;
NSString *errorMessage, *path;
if (!_cancelAuth)
error= [self performOpenCommand:type
forFile:&fd
withRight:"com.mysql.administrator.read_log"
cancelled:&_cancelAuth];
if (fd < 0 || !error)
path= nil;
else
path= [NSString stringWithUTF8String:error];
if (fd < 0 && error)
errorMessage= [NSString stringWithUTF8String:error];
else if (_cancelAuth && !_retryAuth)
{
path= @"Unreadable";
errorMessage= @"Authentication cancelled.";
}
else
errorMessage= nil;
if(_retryAuth && !_cancelAuth)
{
int i;
int c= [_pages count];
for(i= 0; i < c; i++)
{
MAServerLogView *v= (MAServerLogView *)[_pages objectAtIndex: i];
if([v logType] == type)
{
[v setFile:fd < 0 ? NULL : fdopen(fd, "r")
path:path ?: nil
parser:func
error:errorMessage];
if(fd >= 0)
[v changePage: v];
}
}
}
else if(!_retryAuth)
{
view= [[[MAServerLogView alloc] initWithFile:fd < 0 ? NULL : fdopen(fd, "r")
path:path ?: nil
error:errorMessage
parser:func] autorelease];
[view setLogType: type];
if (![NSBundle loadNibNamed:@"ServerLogView" owner:view])
{
NSRunAlertPanel(nil,@"Could not instantiate interface for log viewing.",
nil, nil, nil);
}
else
{
NSTabViewItem *item= [[[NSTabViewItem alloc] initWithIdentifier:name] autorelease];
[item setLabel:name];
[_pages addObject:view];
[item setView:[view topView]];
[tabView addTabViewItem:item];
}
}
if (error)
free(error);
}
@end
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