SpinRiteRecoveryDisc/Classes/main.m

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2013-02-03 13:54:01 -06:00
//
// main.m
// SpinRiteRecoveryDisc
//
// Created by Mr. Gecko on 2/2/13.
// Copyright (c) 2013 Mr. Gecko's Media (James Coleman). All rights reserved. http://mrgeckosmedia.com/
//
// Permission to use, copy, modify, and/or distribute this software for any purpose
// with or without fee is hereby granted, provided that the above copyright notice
// and this permission notice appear in all copies.
//
// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
// REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
// FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT,
// OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
// DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
// ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
//
#import <Foundation/Foundation.h>
NSString * const MGMDiskUtilPath = @"/usr/sbin/diskutil";
NSString * const MGMHDIUtillPath = @"/usr/bin/hdiutil";
NSString * const MGMInstallerPath = @"/usr/sbin/installer";
NSString * const MGMBlessPath = @"/usr/sbin/bless";
NSString * const MGMRMPath = @"/bin/rm";
NSString * const MGMLNPath = @"/bin/ln";
NSString * const MGMCHMODPath = @"/bin/chmod";
NSString * const MGMCHOWNPath = @"/bin/chown";
NSData *runCommand(NSString *command, NSArray *arguments) {
NSTask *task = [NSTask new];
[task setLaunchPath:command];
[task setArguments:arguments];
NSPipe *outPipe = [NSPipe new];
[task setStandardError:outPipe];
[task setStandardOutput:outPipe];
[task setEnvironment:[NSDictionary dictionaryWithObject:@"CM_BUILD" forKey:@"CM_BUILD"]];
[task launch];
[task waitUntilExit];
NSData *returnData = [[outPipe fileHandleForReading] readDataToEndOfFile];
[task release];
[outPipe release];
return returnData;
}
void MGMPrintV(NSString *format, va_list args) {
NSAutoreleasePool *pool = [NSAutoreleasePool new];
if (![format hasSuffix:@"\n"])
format = [format stringByAppendingString:@"\n"];
NSString *message = [[[NSString alloc] initWithFormat:format arguments:args] autorelease];
fwrite([message UTF8String], 1, [message length], stdout);
[pool drain];
}
void MGMPrint(NSString *format, ...) {
va_list ap;
va_start(ap, format);
MGMPrintV(format, ap);
va_end(ap);
}
int main(int argc, const char * argv[]) {
NSAutoreleasePool *pool = [NSAutoreleasePool new];
if (![NSUserName() isEqual:@"root"]) {
MGMPrint(@"This program requires that you run it as root. To do so, run this command with sudo infront of it. It will request your password and then continue.");
[pool drain];
exit(1);
}
/*MGMPrint(@"Welcome to Mr. Gecko's SpinRite Disk Maker.");
MGMPrint(@"This utility will create a new DMG with the contents the Recovery Drive modified to include VirtualBox and SpinRite. VirtualBox will run SpinRite on your Hard Disk.");
MGMPrint(@"Press enter to continue. To exit, push control-c.");
char *ignore = malloc(1);
scanf("%c", ignore);
free(ignore);*/
NSFileManager *manager = [NSFileManager defaultManager];
NSData *data = runCommand(MGMDiskUtilPath, [NSArray arrayWithObjects:@"list", @"-plist", nil]);
NSString *error = nil;
NSDictionary *diskList = [NSPropertyListSerialization propertyListFromData:data mutabilityOption:NSPropertyListImmutable format:nil errorDescription:&error];
if (error!=nil) {
MGMPrint(@"Encountered error parsing disk list: %@", [[[NSString alloc] initWithData:data encoding:NSUTF8StringEncoding] autorelease]);
[pool drain];
exit(1);
}
NSString *recoveryPartition = nil;
NSString *mountPoint = nil;
NSArray *disksAndPartitions = [diskList objectForKey:@"AllDisksAndPartitions"];
for (unsigned int i=0; i<[disksAndPartitions count]; i++) {
NSArray *partitions = [[disksAndPartitions objectAtIndex:i] objectForKey:@"Partitions"];
if (partitions!=nil) {
for (unsigned int p=0; p<[partitions count]; p++) {
if ([[[partitions objectAtIndex:p] objectForKey:@"VolumeName"] isEqual:@"Recovery HD"]) {
recoveryPartition = [NSString stringWithFormat:@"/dev/%@", [[partitions objectAtIndex:p] objectForKey:@"DeviceIdentifier"]];
mountPoint = [[partitions objectAtIndex:p] objectForKey:@"MountPoint"];
break;
}
}
if (recoveryPartition!=nil)
break;
}
}
if (recoveryPartition==nil) {
MGMPrint(@"Your system does not appear to have a Recovery Partition.");
[pool drain];
exit(1);
}
MGMPrint(@"Found Recovery Partition at %@.", recoveryPartition);
if (mountPoint==nil) {
runCommand(MGMDiskUtilPath, [NSArray arrayWithObjects:@"mount", recoveryPartition, nil]);
NSData *data = runCommand(MGMDiskUtilPath, [NSArray arrayWithObjects:@"list", @"-plist", nil]);
NSString *error = nil;
NSDictionary *diskList = [NSPropertyListSerialization propertyListFromData:data mutabilityOption:NSPropertyListImmutable format:nil errorDescription:&error];
if (error!=nil) {
MGMPrint(@"Encountered error parsing disk list: %@", [[[NSString alloc] initWithData:data encoding:NSUTF8StringEncoding] autorelease]);
[pool drain];
exit(1);
}
NSArray *disksAndPartitions = [diskList objectForKey:@"AllDisksAndPartitions"];
for (unsigned int i=0; i<[disksAndPartitions count]; i++) {
NSArray *partitions = [[disksAndPartitions objectAtIndex:i] objectForKey:@"Partitions"];
if (partitions!=nil) {
for (unsigned int p=0; p<[partitions count]; p++) {
if ([[[partitions objectAtIndex:p] objectForKey:@"VolumeName"] isEqual:@"Recovery HD"]) {
mountPoint = [[partitions objectAtIndex:p] objectForKey:@"MountPoint"];
break;
}
}
if (recoveryPartition!=nil)
break;
}
}
}
if (mountPoint==nil) {
MGMPrint(@"Failed to mount Recovery Partition.");
[pool drain];
exit(1);
}
NSString *spinRiteMountPoint = nil;
if (![manager fileExistsAtPath:@"/tmp/SpinRite.dmg"]) {
NSData *data = runCommand(MGMHDIUtillPath, [NSArray arrayWithObjects:@"create", @"-srcfolder", mountPoint, @"-format", @"UDRW", @"-size", @"680m", @"-fs", @"HFS+", @"-layout", @"SPUD", @"-volname", @"SpinRite", @"-attach", @"-plist", @"/tmp/SpinRite.dmg", nil]);
NSString *error = nil;
NSDictionary *info = [NSPropertyListSerialization propertyListFromData:data mutabilityOption:NSPropertyListImmutable format:nil errorDescription:&error];
if (error!=nil) {
MGMPrint(@"Encountered error parsing image info: %@", [[[NSString alloc] initWithData:data encoding:NSUTF8StringEncoding] autorelease]);
[manager removeItemAtPath:@"/tmp/SpinRite.dmg" error:nil];
runCommand(MGMDiskUtilPath, [NSArray arrayWithObjects:@"unmount", recoveryPartition, nil]);
[pool drain];
exit(1);
}
NSArray *systemEntities = [info objectForKey:@"system-entities"];
for (unsigned int i=0; i<[systemEntities count]; i++) {
spinRiteMountPoint = [[systemEntities objectAtIndex:i] objectForKey:@"mount-point"];
if (spinRiteMountPoint!=nil) {
break;
}
}
} else {
NSData *data = runCommand(MGMHDIUtillPath, [NSArray arrayWithObjects:@"attach", @"-plist", @"/tmp/SpinRite.dmg", nil]);
NSString *error = nil;
NSDictionary *info = [NSPropertyListSerialization propertyListFromData:data mutabilityOption:NSPropertyListImmutable format:nil errorDescription:&error];
if (error!=nil) {
MGMPrint(@"Encountered error parsing image info: %@", [[[NSString alloc] initWithData:data encoding:NSUTF8StringEncoding] autorelease]);
[manager removeItemAtPath:@"/tmp/SpinRite.dmg" error:nil];
runCommand(MGMDiskUtilPath, [NSArray arrayWithObjects:@"unmount", recoveryPartition, nil]);
[pool drain];
exit(1);
}
NSArray *systemEntities = [info objectForKey:@"system-entities"];
for (unsigned int i=0; i<[systemEntities count]; i++) {
spinRiteMountPoint = [[systemEntities objectAtIndex:i] objectForKey:@"mount-point"];
if (spinRiteMountPoint!=nil) {
break;
}
}
}
runCommand(MGMDiskUtilPath, [NSArray arrayWithObjects:@"unmount", recoveryPartition, nil]);
if (spinRiteMountPoint==nil) {
MGMPrint(@"Failed to make a disk image of the Recovery Partition.");
[manager removeItemAtPath:@"/tmp/SpinRite.dmg" error:nil];
[pool drain];
exit(1);
}
[manager removeItemAtPath:[spinRiteMountPoint stringByAppendingPathComponent:@"com.apple.boot.S"] error:nil];
runCommand(MGMBlessPath, [NSArray arrayWithObjects:[NSString stringWithFormat:@"--folder=%@", [spinRiteMountPoint stringByAppendingPathComponent:@"com.apple.recovery.boot"]], [NSString stringWithFormat:@"--file=%@", [[spinRiteMountPoint stringByAppendingPathComponent:@"com.apple.recovery.boot"] stringByAppendingPathComponent:@"boot.efi"]], nil]); // May God bless this folder so that this disk will boot amazingly.
NSString *baseSystemMountPoint = nil;
if (![manager fileExistsAtPath:@"/tmp/BaseSystem.dmg"]) {
NSString *originalBaseSystemMountPoint = nil;
NSData *data = runCommand(MGMHDIUtillPath, [NSArray arrayWithObjects:@"attach", @"-plist", [[spinRiteMountPoint stringByAppendingPathComponent:@"com.apple.recovery.boot"] stringByAppendingPathComponent:@"BaseSystem.dmg"], nil]);
NSString *error = nil;
NSDictionary *info = [NSPropertyListSerialization propertyListFromData:data mutabilityOption:NSPropertyListImmutable format:nil errorDescription:&error];
if (error!=nil) {
MGMPrint(@"Encountered error parsing image info: %@", [[[NSString alloc] initWithData:data encoding:NSUTF8StringEncoding] autorelease]);
runCommand(MGMDiskUtilPath, [NSArray arrayWithObjects:@"unmount", recoveryPartition, nil]);
[pool drain];
exit(1);
}
NSArray *systemEntities = [info objectForKey:@"system-entities"];
for (unsigned int i=0; i<[systemEntities count]; i++) {
originalBaseSystemMountPoint = [[systemEntities objectAtIndex:i] objectForKey:@"mount-point"];
if (originalBaseSystemMountPoint!=nil) {
break;
}
}
if (originalBaseSystemMountPoint==nil) {
MGMPrint(@"Unable to mount Base System from Recovery Image.");
[manager removeItemAtPath:@"/tmp/BaseSystem.dmg" error:nil];
[pool drain];
exit(1);
}
data = runCommand(MGMHDIUtillPath, [NSArray arrayWithObjects:@"create", @"-srcfolder", originalBaseSystemMountPoint, @"-format", @"UDRW", @"-size", @"2g", @"-fs", @"HFS+", @"-layout", @"SPUD", @"-volname", @"BaseSystem", @"-attach", @"-plist", @"/tmp/BaseSystem.dmg", nil]);
error = nil;
info = [NSPropertyListSerialization propertyListFromData:data mutabilityOption:NSPropertyListImmutable format:nil errorDescription:&error];
if (error!=nil) {
MGMPrint(@"Encountered error parsing image info: %@", [[[NSString alloc] initWithData:data encoding:NSUTF8StringEncoding] autorelease]);
[manager removeItemAtPath:@"/tmp/BaseSystem.dmg" error:nil];
runCommand(MGMHDIUtillPath, [NSArray arrayWithObjects:@"detach", originalBaseSystemMountPoint, nil]);
[pool drain];
exit(1);
}
systemEntities = [info objectForKey:@"system-entities"];
for (unsigned int i=0; i<[systemEntities count]; i++) {
baseSystemMountPoint = [[systemEntities objectAtIndex:i] objectForKey:@"mount-point"];
if (baseSystemMountPoint!=nil) {
break;
}
}
runCommand(MGMHDIUtillPath, [NSArray arrayWithObjects:@"detach", originalBaseSystemMountPoint, nil]);
} else {
NSData *data = runCommand(MGMHDIUtillPath, [NSArray arrayWithObjects:@"attach", @"-plist", @"/tmp/BaseSystem.dmg", nil]);
NSString *error = nil;
NSDictionary *info = [NSPropertyListSerialization propertyListFromData:data mutabilityOption:NSPropertyListImmutable format:nil errorDescription:&error];
if (error!=nil) {
MGMPrint(@"Encountered error parsing image info: %@", [[[NSString alloc] initWithData:data encoding:NSUTF8StringEncoding] autorelease]);
[manager removeItemAtPath:@"/tmp/BaseSystem.dmg" error:nil];
[pool drain];
exit(1);
}
NSArray *systemEntities = [info objectForKey:@"system-entities"];
for (unsigned int i=0; i<[systemEntities count]; i++) {
baseSystemMountPoint = [[systemEntities objectAtIndex:i] objectForKey:@"mount-point"];
if (baseSystemMountPoint!=nil) {
break;
}
}
}
if (baseSystemMountPoint==nil) {
MGMPrint(@"Unable to mount Base System.");
[manager removeItemAtPath:@"/tmp/BaseSystem.dmg" error:nil];
[pool drain];
exit(1);
}
runCommand(MGMBlessPath, [NSArray arrayWithObjects:[NSString stringWithFormat:@"--folder=%@", [baseSystemMountPoint stringByAppendingString:@"/System/Library/CoreServices"]], [NSString stringWithFormat:@"--file=%@", [baseSystemMountPoint stringByAppendingString:@"/System/Library/CoreServices/boot.efi"]], nil]); // May God bless this folder so that this disk will boot amazingly.
//[manager removeItemAtPath:[baseSystemMountPoint stringByAppendingPathComponent:@"Install OS X Mountain Lion.app"] error:nil];
//[manager removeItemAtPath:[[baseSystemMountPoint stringByAppendingPathComponent:@"System"] stringByAppendingPathComponent:@"Installation"] error:nil];
MGMPrint(@"Please download VirtualBox, drag the DMG file here, and push enter.");
char *virtualBoxString = malloc(512);
scanf("%s", virtualBoxString);
NSString *virtualBoxPath = [[NSString stringWithUTF8String:virtualBoxString] stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]];
free(virtualBoxString);
NSString *virtualBoxMountPoint = nil;
data = runCommand(MGMHDIUtillPath, [NSArray arrayWithObjects:@"attach", @"-plist", virtualBoxPath, nil]);
error = nil;
NSDictionary *info = [NSPropertyListSerialization propertyListFromData:data mutabilityOption:NSPropertyListImmutable format:nil errorDescription:&error];
if (error!=nil) {
MGMPrint(@"Encountered error parsing image info: %@", [[[NSString alloc] initWithData:data encoding:NSUTF8StringEncoding] autorelease]);
[pool drain];
exit(1);
}
NSArray *systemEntities = [info objectForKey:@"system-entities"];
for (unsigned int i=0; i<[systemEntities count]; i++) {
virtualBoxMountPoint = [[systemEntities objectAtIndex:i] objectForKey:@"mount-point"];
if (virtualBoxMountPoint!=nil) {
break;
}
}
if (virtualBoxMountPoint==nil || ![manager fileExistsAtPath:[virtualBoxMountPoint stringByAppendingPathComponent:@"VirtualBox.pkg"]]) {
MGMPrint(@"Unable to mount VirtualBox.");
[pool drain];
exit(1);
}
runCommand(MGMInstallerPath, [NSArray arrayWithObjects:@"-pkg", [virtualBoxMountPoint stringByAppendingPathComponent:@"VirtualBox.pkg"], @"-target", baseSystemMountPoint, nil]);
/*NSString *extensionsPath = [[baseSystemMountPoint stringByAppendingPathComponent:@"Library"] stringByAppendingPathComponent:@"Extensions"];
[manager removeItemAtPath:[extensionsPath stringByAppendingPathComponent:@"VBoxDrv.kext"] error:nil];
[manager removeItemAtPath:[extensionsPath stringByAppendingPathComponent:@"VBoxNetAdp.kext"] error:nil];
[manager removeItemAtPath:[extensionsPath stringByAppendingPathComponent:@"VBoxNetFlt.kext"] error:nil];
[manager removeItemAtPath:[extensionsPath stringByAppendingPathComponent:@"VBoxUSB.kext"] error:nil];*/
//VirtualBox shell scripts fail on my computer. I think it's related to me customizing the ls command. So here is a custom version of those shell scripts. Because the recovery partition is 64bit only, I'm removing x86 and only linking x86_64.
NSString *virtualBoxBinaryPath = [baseSystemMountPoint stringByAppendingString:@"/Applications/VirtualBox.app/Contents/MacOS/"];
NSArray *files = [manager contentsOfDirectoryAtPath:virtualBoxBinaryPath error:nil];
for (unsigned int i=0; i<[files count]; i++) {
NSString *file = [virtualBoxBinaryPath stringByAppendingString:[files objectAtIndex:i]];
if ([file hasSuffix:@"-amd64"]) {
NSString *newFile = [file stringByReplacingOccurrencesOfString:@"-amd64" withString:@""];
runCommand(MGMRMPath, [NSArray arrayWithObjects:@"-f", newFile, nil]);
runCommand(MGMLNPath, [NSArray arrayWithObjects:@"-vh", file, newFile, nil]);
} else if ([file hasSuffix:@"-x86"]) {
runCommand(MGMRMPath, [NSArray arrayWithObjects:@"-f", file, nil]);
}
}
runCommand(MGMCHMODPath, [NSArray arrayWithObjects:@"6755", @"/Applications/VirtualBox.app/Contents/MacOS/VirtualBox", nil]);
runCommand(MGMHDIUtillPath, [NSArray arrayWithObjects:@"detach", virtualBoxMountPoint, nil]);
NSFileHandle *shProfile = [NSFileHandle fileHandleForWritingAtPath:[baseSystemMountPoint stringByAppendingString:@"/etc/profile"]];
[shProfile writeData:[@"echo \"Available commands are virtualbox, safari, diskutility, and networkutility.\"\n" dataUsingEncoding:NSUTF8StringEncoding]];
[shProfile closeFile];
runCommand(MGMCHMODPath, [NSArray arrayWithObjects:@"6755", [baseSystemMountPoint stringByAppendingString:@"/usr/bin/VirtualBox"], nil]);
[manager createFileAtPath:[baseSystemMountPoint stringByAppendingString:@"/usr/bin/safari"] contents:[@"#!/bin/bash\n/Applications/Safari.app/Contents/MacOS/Safar\n" dataUsingEncoding:NSUTF8StringEncoding] attributes:nil];
runCommand(MGMCHMODPath, [NSArray arrayWithObjects:@"755", [baseSystemMountPoint stringByAppendingString:@"/usr/bin/safari"], nil]);
[manager createFileAtPath:[baseSystemMountPoint stringByAppendingString:@"/usr/bin/diskutility"] contents:[@"#!/bin/bash\n/Applications/Disk\\ Utility.app/Contents/MacOS/Disk\\ Utility\n" dataUsingEncoding:NSUTF8StringEncoding] attributes:nil];
runCommand(MGMCHMODPath, [NSArray arrayWithObjects:@"755", [baseSystemMountPoint stringByAppendingString:@"/usr/bin/diskutility"], nil]);
[manager createFileAtPath:[baseSystemMountPoint stringByAppendingString:@"/usr/bin/networkutility"] contents:[@"#!/bin/bash\n/Applications/Network\\ Utility.app/Contents/MacOS/Network\\ Utility\n" dataUsingEncoding:NSUTF8StringEncoding] attributes:nil];
runCommand(MGMCHMODPath, [NSArray arrayWithObjects:@"755", [baseSystemMountPoint stringByAppendingString:@"/usr/bin/networkutility"], nil]);
[manager copyItemAtPath:@"/System/Library/Frameworks/AGL.framework" toPath:[baseSystemMountPoint stringByAppendingString:@"/System/Library/Frameworks/AGL.framework"] error:nil];
runCommand(MGMHDIUtillPath, [NSArray arrayWithObjects:@"detach", baseSystemMountPoint, nil]);
data = runCommand(MGMHDIUtillPath, [NSArray arrayWithObjects:@"convert", @"/tmp/BaseSystem.dmg", @"-format", @"UDZO", @"-o", @"/tmp/BaseSystem-out.dmg", @"-plist", nil]);
error = nil;
info = [NSPropertyListSerialization propertyListFromData:data mutabilityOption:NSPropertyListImmutable format:nil errorDescription:&error];
if (error!=nil) {
MGMPrint(@"Encountered error parsing image info: %@", [[[NSString alloc] initWithData:data encoding:NSUTF8StringEncoding] autorelease]);
[manager removeItemAtPath:@"/tmp/BaseSystem-out.dmg" error:nil];
[pool drain];
exit(1);
}
[manager removeItemAtPath:@"/tmp/BaseSystem.dmg" error:nil];
[manager removeItemAtPath:[[spinRiteMountPoint stringByAppendingPathComponent:@"com.apple.recovery.boot"] stringByAppendingPathComponent:@"BaseSystem.dmg"] error:nil];
NSError *errorInfo = nil;
[manager copyItemAtPath:@"/tmp/BaseSystem-out.dmg" toPath:[[spinRiteMountPoint stringByAppendingPathComponent:@"com.apple.recovery.boot"] stringByAppendingPathComponent:@"BaseSystem.dmg"] error:&errorInfo];
if (errorInfo!=nil) {
MGMPrint(@"Encountered error replacing BaseSystem: %@", [errorInfo description]);
[pool drain];
exit(1);
}
[pool drain];
return 0;
}