(Go) SSL Client Certificate

Demonstrates how to connect to an SSL server using a client-side certificate, send a simple message, receive a simple response, and disconnect.

Chilkat Go Downloads Go Package for Windows, MacOS, Linux, Alpine Linux, Solaris

    // This example requires the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    socket := chilkat.NewSocket()

    // Create an instance of a certificate store object, load a PFX file,
    // locate the certificate we need, and use it for signing.
    // (a PFX file may contain more than one certificate.)
    certStore := chilkat.NewCertStore()
    // The 1st argument is the filename, the 2nd arg is the 
    // PFX file's password:
    success := certStore.LoadPfxFile("chilkat_secret.pfx","secret")
    if success != true {
        fmt.Println(certStore.LastErrorText())
        socket.DisposeSocket()
        certStore.DisposeCertStore()
        return
    }

    // cert is a Cert
    cert := certStore.FindCertBySubjectCN("Chilkat Software, Inc.")
    if certStore.LastMethodSuccess() == false {
        fmt.Println(certStore.LastErrorText())
        socket.DisposeSocket()
        certStore.DisposeCertStore()
        return
    }

    success = socket.SetSslClientCert(cert)

    ssl := true
    maxWaitMillisec := 20000

    // The SSL server hostname may be an IP address, a domain name,
    // or "localhost".  You'll need to change this:
    var sslServerHost string
    sslServerHost = "123.123.88.88"
    sslServerPort := 8123

    // Connect to the SSL server:
    success = socket.Connect(sslServerHost,sslServerPort,ssl,maxWaitMillisec)
    if success != true {
        fmt.Println(socket.LastErrorText())
        socket.DisposeSocket()
        certStore.DisposeCertStore()
        return
    }

    // Set maximum timeouts for reading an writing (in millisec)
    socket.SetMaxReadIdleMs(20000)
    socket.SetMaxSendIdleMs(20000)

    // Send a "Hello Server! -EOM-" message:
    success = socket.SendString("Hello Server! -EOM-")
    if success != true {
        fmt.Println(socket.LastErrorText())
        socket.DisposeSocket()
        certStore.DisposeCertStore()
        return
    }

    // The server (in this example) is going to send a "Hello Client! -EOM-" 
    // message.  Read it:
    receivedMsg := socket.ReceiveUntilMatch("-EOM-")
    if socket.LastMethodSuccess() != true {
        fmt.Println(socket.LastErrorText())
        socket.DisposeSocket()
        certStore.DisposeCertStore()
        return
    }

    // Close the connection with the server
    // Wait a max of 20 seconds (20000 millsec)
    success = socket.Close(20000)

    fmt.Println(*receivedMsg)

    socket.DisposeSocket()
    certStore.DisposeCertStore()