我可以使用以下函数与服务器建立 HTTP 连接。
func isHostConnected(jsonString:NSDictionary, var retryCounter: Int) -> NSDictionary
{
let request = NSMutableURLRequest(URL: NSURL(string: "http://***.*.*.**:****/")!)
do {
request.HTTPBody = try NSJSONSerialization.dataWithJSONObject(jsonString, options: [])
} catch {
//error = error1
request.HTTPBody = nil
}
request.timeoutInterval = 45.0 //(number as! NSTimeInterval)
request.HTTPMethod = "POST"
request.setValue("application/json", forHTTPHeaderField: "Content-Type")
request.setValue("gzip", forHTTPHeaderField: "Accept-encoding")
var JSONdata: AnyObject = ["" : ""] as Dictionary<String, String>
//print(JSONdata)
if retryCounter == 0 {
JSONdata = ["0" : "0"] as Dictionary<String, String>
return (JSONdata) as! NSDictionary
}
retryCounter--
let session = NSURLSession(configuration: NSURLSessionConfiguration.defaultSessionConfiguration())
var responseCode = -1
let group = dispatch_group_create()
dispatch_group_enter(group)
print("session.dataTaskWithRequest")
delayTimer(1.0){
session.dataTaskWithRequest(request, completionHandler: {(data, response, error) in
if let httpResponse = response as? NSHTTPURLResponse {
responseCode = httpResponse.statusCode
let JSONresdata: AnyObject = (try! NSJSONSerialization.JSONObjectWithData(data!, options: .MutableContainers))
JSONdata = JSONresdata as! NSDictionary
}
dispatch_group_leave(group)
}).resume()
}
dispatch_group_wait(group, DISPATCH_TIME_FOREVER)
print("responseCode == 200: \(responseCode)")
if responseCode != 200 {
print("retryCounter: \(retryCounter)")
self.isHostConnected(jsonString,retryCounter: retryCounter)
}
return (JSONdata) as! NSDictionary
}
现在在同一个函数中,我们想在我有一个自签名证书的地方建立HTTPS连接。我想知道为了实现公钥固定,在编写这段代码时我需要遵循哪些步骤来使用我的自签名证书。
我在互联网上搜索,但在 NSURLSession 和 swift 2 中没有找到一个示例或一段代码。请帮助我。