didyouexpectthat_zerotierone/macui/ZeroTier One/ServiceCom.m
2018-01-12 18:20:00 -08:00

517 lines
19 KiB
Objective-C

/*
* ZeroTier One - Network Virtualization Everywhere
* Copyright (C) 2011-2016 ZeroTier, Inc. https://www.zerotier.com/
*
* This program 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 3 of the License, or
* (at your option) any later version.
*
* This program 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. If not, see <http://www.gnu.org/licenses/>.
*/
#import "ServiceCom.h"
#import "AuthtokenCopy.h"
#import "Network.h"
#import "NodeStatus.h"
@import AppKit;
@interface ServiceCom (Private)
- (NSString*)key;
@end
@implementation ServiceCom
+ (ServiceCom*)sharedInstance {
static ServiceCom *sc = nil;
static dispatch_once_t onceToken;
dispatch_once(&onceToken, ^{
sc = [[ServiceCom alloc] init];
});
return sc;
}
- (id)init
{
self = [super init];
if(self) {
baseURL = @"http://127.0.0.1:9993";
session = [NSURLSession sessionWithConfiguration:[NSURLSessionConfiguration ephemeralSessionConfiguration]];
_isQuitting = NO;
_resetKey = NO;
}
return self;
}
- (NSString*)key:(NSError* __autoreleasing *)err
{
static NSString *k = nil;
static NSUInteger resetCount = 0;
@synchronized (self) {
if (_isQuitting) {
return @"";
}
if (_resetKey && k != nil) {
k = nil;
++resetCount;
NSLog(@"ResetCount: %lu", (unsigned long)resetCount);
if (resetCount > 10) {
[[NSOperationQueue mainQueue] addOperationWithBlock:^{
NSAlert *alert = [NSAlert alertWithMessageText:@"Error obtaining Auth Token"
defaultButton:@"Quit"
alternateButton:@"Retry"
otherButton:nil
informativeTextWithFormat:@"Please ensure ZeroTier is installed correctly"];
alert.alertStyle = NSCriticalAlertStyle;
NSModalResponse res;
if (!_isQuitting) {
res = [alert runModal];
}
else {
return;
}
if(res == 1) {
_isQuitting = YES;
[NSApp performSelector:@selector(terminate:) withObject:nil afterDelay:0.0];
}
}];
return @"";
}
}
if (k == nil) {
NSError *error = nil;
NSURL *appSupportDir = [[NSFileManager defaultManager] URLForDirectory:NSApplicationSupportDirectory inDomain:NSUserDomainMask appropriateForURL:nil create:false error:&error];
if (error) {
NSLog(@"Error: %@", error);
return @"";
}
appSupportDir = [[appSupportDir URLByAppendingPathComponent:@"ZeroTier"] URLByAppendingPathComponent:@"One"];
NSURL *authtokenURL = [appSupportDir URLByAppendingPathComponent:@"authtoken.secret"];
if (!_resetKey && [[NSFileManager defaultManager] fileExistsAtPath:[authtokenURL path]]) {
k = [NSString stringWithContentsOfURL:authtokenURL
encoding:NSUTF8StringEncoding
error:&error];
k = [k stringByReplacingOccurrencesOfString:@"\n" withString:@""];
if (error) {
NSLog(@"Error: %@", error);
k = nil;
*err = error;
return @"";
}
}
else {
_resetKey = NO;
NSURL *sysAppSupportDir = [[NSFileManager defaultManager] URLForDirectory:NSApplicationSupportDirectory inDomain:NSSystemDomainMask appropriateForURL:nil create:false error:nil];
sysAppSupportDir = [[sysAppSupportDir URLByAppendingPathComponent:@"ZeroTier"] URLByAppendingPathComponent:@"One"];
NSURL *sysAuthtokenURL = [sysAppSupportDir URLByAppendingPathComponent:@"authtoken.secret"];
if(![[NSFileManager defaultManager] fileExistsAtPath:[sysAuthtokenURL path]]) {
}
[[NSFileManager defaultManager] createDirectoryAtURL:appSupportDir
withIntermediateDirectories:YES
attributes:nil
error:&error];
if (error) {
NSLog(@"Error: %@", error);
*err = error;
k = nil;
return @"";
}
AuthorizationRef authRef;
OSStatus status = AuthorizationCreate(nil, nil, kAuthorizationFlagDefaults, &authRef);
if (status != errAuthorizationSuccess) {
NSLog(@"Authorization Failed! %d", status);
NSDictionary *userInfo = @{
NSLocalizedDescriptionKey: NSLocalizedString(@"Couldn't create AuthorizationRef", nil),
};
*err = [NSError errorWithDomain:@"com.zerotier.one" code:-1 userInfo:userInfo];
return @"";
}
AuthorizationItem authItem;
authItem.name = kAuthorizationRightExecute;
authItem.valueLength = 0;
authItem.flags = 0;
AuthorizationRights authRights;
authRights.count = 1;
authRights.items = &authItem;
AuthorizationFlags authFlags = kAuthorizationFlagDefaults |
kAuthorizationFlagInteractionAllowed |
kAuthorizationFlagPreAuthorize |
kAuthorizationFlagExtendRights;
status = AuthorizationCopyRights(authRef, &authRights, nil, authFlags, nil);
if (status != errAuthorizationSuccess) {
NSLog(@"Authorization Failed! %d", status);
NSDictionary *userInfo = @{
NSLocalizedDescriptionKey: NSLocalizedString(@"Couldn't copy authorization rights", nil),
};
*err = [NSError errorWithDomain:@"com.zerotier.one" code:-1 userInfo:userInfo];
return @"";
}
NSString *localKey = getAdminAuthToken(authRef);
AuthorizationFree(authRef, kAuthorizationFlagDestroyRights);
if (localKey != nil && [localKey lengthOfBytesUsingEncoding:NSUTF8StringEncoding] > 0) {
k = localKey;
[localKey writeToURL:authtokenURL
atomically:YES
encoding:NSUTF8StringEncoding
error:&error];
if (error) {
NSLog(@"Error writing token to disk: %@", error);
*err = error;
}
}
}
}
if (k == nil) {
NSDictionary *userInfo = @{
NSLocalizedDescriptionKey: NSLocalizedString(@"Unknown error finding authorization key", nil),
};
*err = [NSError errorWithDomain:@"com.zerotier.one" code:-1 userInfo:userInfo];
return @"";
}
}
return k;
}
- (void)getNetworklist:(void (^)(NSArray<Network *> *))completionHandler error:(NSError *__autoreleasing*)error
{
NSString* key = [self key:error];
if(*error) {
return;
}
NSString *urlString = [[baseURL stringByAppendingString:@"/network?auth="] stringByAppendingString:key];
NSURL *url = [NSURL URLWithString:urlString];
NSURLSessionDataTask *task =
[session dataTaskWithURL:url
completionHandler:^(NSData * _Nullable data, NSURLResponse * _Nullable response, NSError * _Nullable err) {
if (err) {
[[NSOperationQueue mainQueue] addOperationWithBlock:^{
NSAlert *alert = [NSAlert alertWithError:err];
alert.alertStyle = NSCriticalAlertStyle;
[alert addButtonWithTitle:@"Quit"];
[alert addButtonWithTitle:@"Retry"];
NSModalResponse res;
if (!_isQuitting) {
res = [alert runModal];
}
else {
return;
}
if(res == NSAlertFirstButtonReturn) {
[NSApp performSelector:@selector(terminate:) withObject:nil afterDelay:0.0];
_isQuitting = YES;
}
}];
return;
}
NSHTTPURLResponse *httpResponse = (NSHTTPURLResponse*)response;
NSInteger status = [httpResponse statusCode];
NSError *err2;
if (status == 200) {
NSArray *json = [NSJSONSerialization JSONObjectWithData:data
options:0
error:&err2];
if (err) {
NSLog(@"Error fetching network list: %@", err2);
[[NSOperationQueue mainQueue] addOperationWithBlock:^{
NSAlert *alert = [NSAlert alertWithError:err2];
alert.alertStyle = NSCriticalAlertStyle;
[alert addButtonWithTitle:@"Quit"];
[alert addButtonWithTitle:@"Retry"];
NSModalResponse res;
if (!_isQuitting) {
res = [alert runModal];
}
else {
return;
}
if(res == NSAlertFirstButtonReturn) {
_isQuitting = YES;
[NSApp performSelector:@selector(terminate:) withObject:nil afterDelay:0.0];
}
}];
return;
}
NSMutableArray<Network*> *networks = [[NSMutableArray<Network*> alloc] init];
for(NSDictionary *dict in json) {
[networks addObject:[[Network alloc] initWithJsonData:dict]];
}
completionHandler(networks);
}
else if (status == 401) {
self->_resetKey = YES;
}
}];
[task resume];
}
- (void)getNodeStatus:(void (^)(NodeStatus*))completionHandler error:(NSError*__autoreleasing*)error
{
NSString *key = [self key:error];
if(*error) {
return;
}
NSString *urlString = [[baseURL stringByAppendingString:@"/status?auth="] stringByAppendingString:key];
NSURL *url = [NSURL URLWithString:urlString];
NSURLSessionDataTask *task =
[session dataTaskWithURL:url
completionHandler:^(NSData * _Nullable data, NSURLResponse * _Nullable response, NSError * _Nullable err) {
if(err) {
[[NSOperationQueue mainQueue] addOperationWithBlock:^{
NSAlert *alert = [NSAlert alertWithError:err];
alert.alertStyle = NSCriticalAlertStyle;
[alert addButtonWithTitle:@"Quit"];
[alert addButtonWithTitle:@"Retry"];
NSModalResponse res;
if (!_isQuitting) {
res = [alert runModal];
}
else {
return;
}
if(res == NSAlertFirstButtonReturn) {
[NSApp performSelector:@selector(terminate:) withObject:nil afterDelay:0.0];
_isQuitting = YES;
}
}];
return;
}
NSHTTPURLResponse *httpResponse = (NSHTTPURLResponse*)response;
NSInteger status = [httpResponse statusCode];
NSError *err2;
if(status == 200) {
NSDictionary *json = [NSJSONSerialization JSONObjectWithData:data
options:0
error:&err2];
if(err2) {
NSLog(@"Error fetching node status: %@", err2);
[[NSOperationQueue mainQueue] addOperationWithBlock:^{
NSAlert *alert = [NSAlert alertWithError:err2];
alert.alertStyle = NSCriticalAlertStyle;
[alert addButtonWithTitle:@"Quit"];
[alert addButtonWithTitle:@"Retry"];
NSModalResponse res;
if (!_isQuitting) {
res = [alert runModal];
}
else {
return;
}
if(res == NSAlertFirstButtonReturn) {
[NSApp performSelector:@selector(terminate:) withObject:nil afterDelay:0.0];
_isQuitting = YES;
}
}];
return;
}
NodeStatus *status = [[NodeStatus alloc] initWithJsonData:json];
completionHandler(status);
}
else if (status == 401) {
self->_resetKey = YES;
}
}];
[task resume];
}
- (void)joinNetwork:(NSString*)networkId allowManaged:(BOOL)allowManaged allowGlobal:(BOOL)allowGlobal allowDefault:(BOOL)allowDefault error:(NSError *__autoreleasing*)error
{
NSString *key = [self key:error];
if(*error) {
return;
}
NSString *urlString = [[[[baseURL stringByAppendingString:@"/network/"]
stringByAppendingString:networkId]
stringByAppendingString:@"?auth="]
stringByAppendingString:key];
NSURL *url = [NSURL URLWithString:urlString];
NSMutableDictionary *jsonDict = [NSMutableDictionary dictionary];
[jsonDict setObject:[NSNumber numberWithBool:allowManaged] forKey:@"allowManaged"];
[jsonDict setObject:[NSNumber numberWithBool:allowGlobal] forKey:@"allowGlobal"];
[jsonDict setObject:[NSNumber numberWithBool:allowDefault] forKey:@"allowDefault"];
NSError *err = nil;
NSData *json = [NSJSONSerialization dataWithJSONObject:jsonDict
options:0
error:&err];
if(err) {
NSLog(@"Error creating json data: %@", err);
*error = err;
return;
}
NSMutableURLRequest *request = [NSMutableURLRequest requestWithURL:url];
request.HTTPMethod = @"POST";
request.HTTPBody = json;
[request setValue:@"application/json" forHTTPHeaderField:@"Content-Type"];
NSURLSessionDataTask *task =
[session dataTaskWithRequest:request completionHandler:^(NSData * _Nullable data, NSURLResponse * _Nullable response, NSError * _Nullable err) {
if(err) {
NSLog(@"Error posting join request: %@", err);
[[NSOperationQueue mainQueue] addOperationWithBlock:^{
NSAlert *alert = [NSAlert alertWithError:err];
alert.alertStyle = NSCriticalAlertStyle;
[alert addButtonWithTitle:@"Quit"];
[alert addButtonWithTitle:@"Retry"];
NSModalResponse res;
if (!_isQuitting) {
res = [alert runModal];
}
else {
return;
}
if(res == NSAlertFirstButtonReturn) {
[NSApp performSelector:@selector(terminate:) withObject:nil afterDelay:0.0];
_isQuitting = YES;
}
}];
}
NSHTTPURLResponse *httpResponse = (NSHTTPURLResponse*)response;
NSInteger status = [httpResponse statusCode];
if(status == 200) {
NSLog(@"join ok");
}
else if (status == 401) {
self->_resetKey = YES;
}
else {
NSLog(@"join error: %ld", (long)status);
}
}];
[task resume];
}
- (void)leaveNetwork:(NSString*)networkId error:(NSError*__autoreleasing*)error
{
NSString *key = [self key:error];
if(*error) {
return;
}
NSString *urlString = [[[[baseURL stringByAppendingString:@"/network/"]
stringByAppendingString:networkId]
stringByAppendingString:@"?auth="]
stringByAppendingString:key];
NSURL *url = [NSURL URLWithString:urlString];
NSMutableURLRequest *request = [NSMutableURLRequest requestWithURL:url];
request.HTTPMethod = @"DELETE";
NSURLSessionDataTask *task =
[session dataTaskWithRequest:request completionHandler:^(NSData * _Nullable data, NSURLResponse * _Nullable response, NSError * _Nullable err) {
if(err) {
NSLog(@"Error posting delete request: %@", err);
[[NSOperationQueue mainQueue] addOperationWithBlock:^{
NSAlert *alert = [NSAlert alertWithError:err];
alert.alertStyle = NSCriticalAlertStyle;
[alert addButtonWithTitle:@"Quit"];
[alert addButtonWithTitle:@"Retry"];
NSModalResponse res;
if (!_isQuitting) {
res = [alert runModal];
}
else {
return;
}
if(res == NSAlertFirstButtonReturn) {
[NSApp performSelector:@selector(terminate:) withObject:nil afterDelay:0.0];
_isQuitting = YES;
}
}];
return;
}
NSHTTPURLResponse *httpResponse = (NSHTTPURLResponse*)response;
NSInteger status = httpResponse.statusCode;
if(status == 200) {
NSLog(@"leave ok");
}
else if (status == 401) {
self->_resetKey = YES;
}
else {
NSLog(@"leave error: %ld", status);
}
}];
[task resume];
}
@end