amnezia-client/client/android/cloak/src/main/kotlin/Cloak.kt

45 lines
1.6 KiB
Kotlin

package org.amnezia.vpn.protocol.cloak
import android.util.Base64
import net.openvpn.ovpn3.ClientAPI_Config
import org.amnezia.vpn.protocol.openvpn.OpenVpn
import org.amnezia.vpn.util.LibraryLoader.loadSharedLibrary
import org.json.JSONObject
class Cloak : OpenVpn() {
override fun internalInit() {
super.internalInit()
if (!isInitialized) loadSharedLibrary(context, "ck-ovpn-plugin")
}
override fun parseConfig(config: JSONObject): ClientAPI_Config {
val openVpnConfig = ClientAPI_Config()
val openVpnConfigStr = config.getJSONObject("openvpn_config_data").getString("config")
val cloakConfigJson = checkCloakJson(config.getJSONObject("cloak_config_data"))
val cloakConfigStr = Base64.encodeToString(cloakConfigJson.toString().toByteArray(), Base64.DEFAULT)
val configStr = "$openVpnConfigStr\n<cloak>\n$cloakConfigStr\n</cloak>\n"
openVpnConfig.usePluggableTransports = true
openVpnConfig.content = configStr
return openVpnConfig
}
private fun checkCloakJson(cloakConfigJson: JSONObject): JSONObject {
cloakConfigJson.put("NumConn", 1)
cloakConfigJson.put("ProxyMethod", "openvpn")
if (cloakConfigJson.has("port")) {
val port = cloakConfigJson["port"]
cloakConfigJson.remove("port")
cloakConfigJson.put("RemotePort", port)
}
if (cloakConfigJson.has("remote")) {
val remote = cloakConfigJson["remote"]
cloakConfigJson.remove("remote")
cloakConfigJson.put("RemoteHost", remote)
}
return cloakConfigJson
}
}