Files
santa/Source/santad/SNTDatabaseController.m

104 lines
3.1 KiB
Objective-C

/// Copyright 2015 Google Inc. All rights reserved.
///
/// Licensed under the Apache License, Version 2.0 (the "License");
/// you may not use this file except in compliance with the License.
/// You may obtain a copy of the License at
///
/// http://www.apache.org/licenses/LICENSE-2.0
///
/// Unless required by applicable law or agreed to in writing, software
/// distributed under the License is distributed on an "AS IS" BASIS,
/// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
/// See the License for the specific language governing permissions and
/// limitations under the License.
#import "Source/santad/SNTDatabaseController.h"
#include <sys/stat.h>
#include <sys/types.h>
#import "Source/common/SNTLogging.h"
#import "Source/santad/DataLayer/SNTEventTable.h"
#import "Source/santad/DataLayer/SNTRuleTable.h"
@implementation SNTDatabaseController
static NSString *const kDatabasePath = @"/var/db/santa";
static NSString *const kRulesDatabaseName = @"rules.db";
static NSString *const kEventsDatabaseName = @"events.db";
+ (NSString *const)databasePath {
return kDatabasePath;
}
+ (SNTEventTable *)eventTable {
static SNTEventTable *eventDatabase;
static dispatch_once_t eventDatabaseToken;
dispatch_once(&eventDatabaseToken, ^{
[self createDatabasePath];
NSString *fullPath =
[[SNTDatabaseController databasePath] stringByAppendingPathComponent:kEventsDatabaseName];
FMDatabaseQueue *dbq = [[FMDatabaseQueue alloc] initWithPath:fullPath];
#ifndef DEBUG
[dbq inDatabase:^(FMDatabase *db) {
db.logsErrors = NO;
}];
#endif
eventDatabase = [[SNTEventTable alloc] initWithDatabaseQueue:dbq];
chown([fullPath UTF8String], 0, 0);
chmod([fullPath UTF8String], 0600);
});
return eventDatabase;
}
+ (SNTRuleTable *)ruleTable {
static SNTRuleTable *ruleDatabase;
static dispatch_once_t ruleDatabaseToken;
dispatch_once(&ruleDatabaseToken, ^{
[self createDatabasePath];
NSString *fullPath =
[[SNTDatabaseController databasePath] stringByAppendingPathComponent:kRulesDatabaseName];
FMDatabaseQueue *dbq = [[FMDatabaseQueue alloc] initWithPath:fullPath];
#ifndef DEBUG
[dbq inDatabase:^(FMDatabase *db) {
db.logsErrors = NO;
}];
#endif
ruleDatabase = [[SNTRuleTable alloc] initWithDatabaseQueue:dbq];
chown([fullPath UTF8String], 0, 0);
chmod([fullPath UTF8String], 0600);
});
return ruleDatabase;
}
#pragma mark - Private
/// Create the folder that contains the databases
+ (void)createDatabasePath {
NSFileManager *fm = [NSFileManager defaultManager];
NSDictionary *attrs = @{
NSFileOwnerAccountName : @"root",
NSFileGroupOwnerAccountName : @"wheel",
NSFilePosixPermissions : @0755
};
if (![fm fileExistsAtPath:[SNTDatabaseController databasePath]]) {
[fm createDirectoryAtPath:[SNTDatabaseController databasePath]
withIntermediateDirectories:YES
attributes:attrs
error:nil];
} else {
[fm setAttributes:attrs ofItemAtPath:[SNTDatabaseController databasePath] error:nil];
}
}
@end