June 2018 Update

Task/HTTPS-Client-authenticated/Kotlin/https-client-authenticated.kotlin

@@ -0,0 +1,37 @@
+// version 1.2.0
+
+import java.security.KeyStore
+import javax.net.ssl.KeyManagerFactory
+import javax.net.ssl.SSLContext
+import javax.net.ssl.HttpsURLConnection
+import java.net.URL
+import java.io.FileInputStream
+import java.io.InputStreamReader
+import java.io.BufferedReader
+
+fun getSSLContext(p12Path: String, password: String): SSLContext {
+    val ks = KeyStore.getInstance("pkcs12")
+    val fis = FileInputStream(p12Path)
+    val pwd = password.toCharArray()
+    ks.load(fis, pwd)
+    val kmf = KeyManagerFactory.getInstance("PKIX")
+    kmf.init(ks, pwd)
+    val sc = SSLContext.getInstance("TLS")
+    sc.init(kmf.keyManagers, null, null)
+    return sc
+}
+
+fun main(args: Array<String>) {
+    // The .p12 file contains the client certificate and private key
+    val sc = getSSLContext("whatever.p12", "password")
+    val url = URL("https://somehost.com")
+    val con = url.openConnection() as HttpsURLConnection
+    con.sslSocketFactory = sc.socketFactory
+    val isr = InputStreamReader(con.inputStream)
+    val br = BufferedReader(isr)
+    while (true) {
+        val line = br.readLine()
+        if (line == null) break
+        println(line)
+    }
+}