mirror of
https://github.com/samsonjs/arq_restore.git
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113 lines
4.4 KiB
Objective-C
113 lines
4.4 KiB
Objective-C
/*
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Copyright (c) 2009-2017, Haystack Software LLC https://www.arqbackup.com
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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* Neither the names of PhotoMinds LLC or Haystack Software, nor the names of
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their contributors may be used to endorse or promote products derived from
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this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
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TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#import <Security/Security.h>
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#import <Security/SecCertificate.h>
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#import "NSError_extra.h"
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#import "S3Service.h"
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@implementation NSError (extra)
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- (id)initWithDomain:(NSString *)domain code:(NSInteger)code description:(NSString *)theDescription {
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if (theDescription == nil) {
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theDescription = @"(missing description)";
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}
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return [self initWithDomain:domain code:code userInfo:[NSDictionary dictionaryWithObject:theDescription forKey:NSLocalizedDescriptionKey]];
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}
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- (BOOL)isErrorWithDomain:(NSString *)theDomain code:(int)theCode {
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return [self code] == theCode && [[self domain] isEqualToString:theDomain];
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}
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- (BOOL)isConnectionResetError {
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if ([[self domain] isEqualToString:@"UnixErrorDomain"] || [[self domain] isEqualToString:@"NSPOSIXErrorDomain"]) {
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if ([self code] == ENETRESET
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|| [self code] == ECONNRESET) {
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return YES;
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}
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}
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return NO;
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}
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- (BOOL)isTransientError {
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if ([[self domain] isEqualToString:@"UnixErrorDomain"] || [[self domain] isEqualToString:@"NSPOSIXErrorDomain"]) {
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if ([self code] == ENETDOWN
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|| [self code] == EADDRNOTAVAIL
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|| [self code] == ENETUNREACH
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|| [self code] == ENETRESET
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|| [self code] == ECONNABORTED
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|| [self code] == ECONNRESET
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|| [self code] == EISCONN
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|| [self code] == ENOTCONN
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|| [self code] == ETIMEDOUT
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|| [self code] == ECONNREFUSED
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|| [self code] == EHOSTDOWN
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|| [self code] == EHOSTUNREACH
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|| [self code] == EPIPE) {
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return YES;
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}
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}
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if ([[self domain] isEqualToString:(NSString *)kCFErrorDomainCFNetwork]) {
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return YES;
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}
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if ([[self domain] isEqualToString:NSURLErrorDomain]) {
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if ([self code] == NSURLErrorTimedOut
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|| [self code] == NSURLErrorCannotFindHost
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|| [self code] == NSURLErrorCannotConnectToHost
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|| [self code] == NSURLErrorNetworkConnectionLost
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|| [self code] == NSURLErrorDNSLookupFailed
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|| [self code] == NSURLErrorResourceUnavailable
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|| [self code] == NSURLErrorNotConnectedToInternet) {
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return YES;
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}
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}
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if ([[self domain] isEqualToString:[S3Service errorDomain]] && [self code] == S3SERVICE_ERROR_AMAZON_ERROR) {
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return YES;
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}
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if ([[self domain] isEqualToString:@"NSOSStatusErrorDomain"] && [self code] <= errSSLProtocol && [self code] >= errSSLLast) {
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return YES;
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}
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if ([self isSSLError]) {
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return YES;
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}
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if ([self code] == ERROR_TIMEOUT) {
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return YES;
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}
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HSLogDebug(@"%@ not a transient error", self);
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return NO;
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}
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- (BOOL)isSSLError {
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return [[self domain] isEqualToString:NSURLErrorDomain]
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&& [self code] <= NSURLErrorSecureConnectionFailed
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&& [self code] >= NSURLErrorClientCertificateRejected;
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}
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@end
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