feat: sync httpdns sdk/platform updates without large binaries

HttpDNSSDK/sdk/ios/NewHttpDNS/Scheduler/HttpdnsScheduleExecutor.m

@@ -0,0 +1,131 @@
+//
+//  HttpdnsScheduleExecutor.m
+//  TrustHttpDNS
+//
+//  Created by ElonChan（地风） on 2017/4/11.
+//  Copyright © 2017<EFBFBD><EFBFBD>?trustapp.com. All rights reserved.
+//
+
+#import "HttpdnsScheduleExecutor.h"
+#import "HttpdnsLog_Internal.h"
+#import "HttpdnsService_Internal.h"
+#import "HttpdnsInternalConstant.h"
+#import "HttpdnsUtil.h"
+#import "HttpdnsScheduleCenter.h"
+#import "HttpdnsHostObject.h"
+#import "HttpdnsReachability.h"
+#import "HttpdnsPublicConstant.h"
+#import "HttpdnsNWHTTPClient.h"
+
+@interface HttpdnsScheduleExecutor ()
+@property (nonatomic, strong) HttpdnsNWHTTPClient *httpClient;
+@end
+
+@implementation HttpdnsScheduleExecutor {
+    NSInteger _accountId;
+    NSTimeInterval _timeoutInterval;
+}
+
+- (instancetype)init {
+    if (!(self = [super init])) {
+        return nil;
+    }
+    // 兼容旧路径：使用全局单例读取，但多账号场景下建议使用新init接口
+    _accountId = [HttpDnsService sharedInstance].accountID;
+    _timeoutInterval = [HttpDnsService sharedInstance].timeoutInterval;
+    _httpClient = [HttpdnsNWHTTPClient sharedInstance];
+    return self;
+}
+
+- (instancetype)initWithAccountId:(NSInteger)accountId timeout:(NSTimeInterval)timeoutInterval {
+    if (!(self = [self init])) {
+        return nil;
+    }
+    _accountId = accountId;
+    _timeoutInterval = timeoutInterval;
+    return self;
+}
+
+/**
+ * 拼接 URL
+ * 2024.6.12今天起，调度服务由后端就近调度，不再需要传入region参数，但为了兼容不传region默认就是国内region的逻辑，默认都传入region=global
+ * https://203.107.1.1/100000/ss?region=global&platform=ios&sdk_version=3.1.7&sid=LpmJIA2CUoi4&net=wifi
+ */
+- (NSString *)constructRequestURLWithUpdateHost:(NSString *)updateHost {
+    NSString *urlPath = [NSString stringWithFormat:@"%ld/ss?region=global&platform=ios&sdk_version=%@", (long)_accountId, HTTPDNS_IOS_SDK_VERSION];
+    urlPath = [self urlFormatSidNetBssid:urlPath];
+    urlPath = [urlPath stringByAddingPercentEncodingWithAllowedCharacters:[NSCharacterSet characterSetWithCharactersInString:@"`#%^{}\"[]|\\<> "].invertedSet];
+    return [NSString stringWithFormat:@"https://%@/%@", updateHost, urlPath];
+}
+
+// url 添加 sid net
+- (NSString *)urlFormatSidNetBssid:(NSString *)url {
+    NSString *sessionId = [HttpdnsUtil generateSessionID];
+    if ([HttpdnsUtil isNotEmptyString:sessionId]) {
+        url = [NSString stringWithFormat:@"%@&sid=%@", url, sessionId];
+    }
+
+    NSString *netType = [[HttpdnsReachability sharedInstance] currentReachabilityString];
+    if ([HttpdnsUtil isNotEmptyString:netType]) {
+        url = [NSString stringWithFormat:@"%@&net=%@", url, netType];
+    }
+    return url;
+}
+
+- (NSDictionary *)fetchRegionConfigFromServer:(NSString *)updateHost error:(NSError **)pError {
+    NSString *fullUrlStr = [self constructRequestURLWithUpdateHost:updateHost];
+    HttpdnsLogDebug("ScRequest URL: %@", fullUrlStr);
+    NSTimeInterval timeout = _timeoutInterval > 0 ? _timeoutInterval : HTTPDNS_DEFAULT_REQUEST_TIMEOUT_INTERVAL;
+    NSString *userAgent = [HttpdnsUtil generateUserAgent];
+
+    NSError *requestError = nil;
+    HttpdnsNWHTTPClientResponse *response = [self.httpClient performRequestWithURLString:fullUrlStr
+                                                                               userAgent:userAgent
+                                                                                 timeout:timeout
+                                                                                   error:&requestError];
+    if (!response) {
+        if (pError) {
+            *pError = requestError;
+            HttpdnsLogDebug("ScRequest failed with url: %@, error: %@", fullUrlStr, requestError);
+        }
+        return nil;
+    }
+
+    if (response.statusCode != 200) {
+        NSDictionary *dict = @{@"ResponseCode": [NSString stringWithFormat:@"%ld", (long)response.statusCode]};
+        if (pError) {
+            *pError = [NSError errorWithDomain:Trust_HTTPDNS_ERROR_DOMAIN
+                                          code:Trust_HTTPDNS_HTTPS_NO_DATA_ERROR_CODE
+                                      userInfo:dict];
+        }
+        return nil;
+    }
+
+    NSError *jsonError = nil;
+    id jsonValue = [NSJSONSerialization JSONObjectWithData:response.body options:kNilOptions error:&jsonError];
+    if (jsonError) {
+        if (pError) {
+            *pError = jsonError;
+            HttpdnsLogDebug("ScRequest JSON parse error, url: %@, error: %@", fullUrlStr, jsonError);
+        }
+        return nil;
+    }
+
+    NSDictionary *result = [HttpdnsUtil getValidDictionaryFromJson:jsonValue];
+    if (result) {
+        HttpdnsLogDebug("ScRequest get response: %@", result);
+        return result;
+    }
+
+    if (pError) {
+        *pError = [NSError errorWithDomain:Trust_HTTPDNS_ERROR_DOMAIN
+                                      code:Trust_HTTP_PARSE_JSON_FAILED
+                                  userInfo:@{NSLocalizedDescriptionKey: @"Failed to parse JSON response"}];
+    }
+    if (pError != NULL) {
+        HttpdnsLogDebug("ScRequest failed with url: %@, response body invalid", fullUrlStr);
+    }
+    return nil;
+}
+
+@end