public void TestAnonymizeEnergiemengeEncryptionRoundtrip()
{
BO4E.StaticLogger.Logger = new Microsoft.Extensions.Logging.Debug.DebugLogger("Testlogger", (log, level) => { return(true); });
Energiemenge em = new Energiemenge()
{
LokationsId = "DE0123456789012345678901234567890",
LokationsTyp = BO4E.ENUM.Lokationstyp.MeLo,
Energieverbrauch = new List <Verbrauch>()
{
new Verbrauch()
{
Wert = 123.456M,
Wertermittlungsverfahren = BO4E.ENUM.Wertermittlungsverfahren.MESSUNG,
Obiskennzahl = "1-2-3-4",
Einheit = BO4E.ENUM.Mengeneinheit.KWH
}
}
};
//ENCRYPTION
var encConf = new AnonymizerConfiguration();
encConf.SetOption(DataCategory.POD, AnonymizerApproach.ENCRYPT);
Energiemenge encryptedEm;
using (Anonymizer anonymizer = new Anonymizer(encConf))
{
X509Certificate2 x509certPubl = new X509Certificate2(X509Certificate2.CreateFromCertFile("anonymizerTests/certificates/publicX509Cert.crt"));
anonymizer.SetPublicKey(x509certPubl);
encryptedEm = anonymizer.ApplyOperations <Energiemenge>(em);
}
//DECRYPTION
var decConf = new AnonymizerConfiguration();
decConf.SetOption(DataCategory.POD, AnonymizerApproach.DECRYPT);
Energiemenge decryptedEm;
using (Anonymizer decryptingAnonymizer = new Anonymizer(decConf))
{
AsymmetricCipherKeyPair keyPair;
using (var reader = File.OpenText(@"anonymizerTests/certificates/privateKey.pem")) // file containing RSA PKCS1 private key
{
keyPair = (AsymmetricCipherKeyPair) new PemReader(reader).ReadObject();
}
decryptingAnonymizer.SetPrivateKey(keyPair.Private);
decryptedEm = decryptingAnonymizer.ApplyOperations <Energiemenge>(encryptedEm);
}
Assert.AreEqual(em.LokationsId, decryptedEm.LokationsId);
Assert.IsFalse(Anonymizer.HasHashedKey(em));
}
public void TestAnonymizeEnergiemengeHashing()
{
BO4E.StaticLogger.Logger = new Microsoft.Extensions.Logging.Debug.DebugLogger("Testlogger", (log, level) => { return(true); });
Energiemenge em = new Energiemenge()
{
LokationsId = "DE0123456789012345678901234567890",
LokationsTyp = BO4E.ENUM.Lokationstyp.MeLo,
Energieverbrauch = new List <Verbrauch>()
{
new Verbrauch()
{
Wert = 123.456M,
Wertermittlungsverfahren = BO4E.ENUM.Wertermittlungsverfahren.MESSUNG,
Startdatum = new DateTime(2019, 1, 1, 0, 0, 0, DateTimeKind.Utc),
Enddatum = new DateTime(2019, 2, 1, 0, 0, 0, DateTimeKind.Utc),
Obiskennzahl = "1-2-3-4",
Einheit = BO4E.ENUM.Mengeneinheit.KWH
}
}
};
var conf = new AnonymizerConfiguration();
conf.SetOption(DataCategory.POD, AnonymizerApproach.HASH);
conf.SetOption(DataCategory.USER_PROPERTIES, AnonymizerApproach.HASH);
Anonymizer anonymizer = new Anonymizer(conf);
var verbrauch2 = JsonConvert.DeserializeObject <Verbrauch>("{\"zw\":\"000000000000485549\",\"startdatum\":\"2018-03-24T01:45:00Z\",\"enddatum\":\"2018-03-24T02:00:00Z\",\"wert\":\"59\",\"status\":\"IU012\",\"obiskennzahl\":\"1-1:2.29.0\",\"wertermittlungsverfahren\":\"MESSUNG\",\"einheit\":\"KWH\"}");
em.Energieverbrauch.Add(verbrauch2);
// hash everything
var result = anonymizer.ApplyOperations <Energiemenge>(em);
Assert.IsNotNull(result);
Assert.AreNotEqual(em.LokationsId, result.LokationsId);
Assert.IsTrue(Messlokation.ValidateId(result.LokationsId));
Assert.AreEqual(em.Energieverbrauch.Count, result.Energieverbrauch.Count);
Assert.IsNotNull(result.Energieverbrauch[1].UserProperties["zw"]);
Assert.AreNotEqual(em.Energieverbrauch[1].UserProperties["zw"].Value <string>(), result.Energieverbrauch[1].UserProperties["zw"].Value <string>());
Assert.IsTrue(Anonymizer.HasHashedKey(result));
// do not hash zw user property
conf.unaffectedUserProperties.Add("zw");
result = anonymizer.ApplyOperations <Energiemenge>(em);
Assert.IsNotNull(result);
Assert.AreNotEqual(em.LokationsId, result.LokationsId);
Assert.IsTrue(Messlokation.ValidateId(result.LokationsId));
Assert.AreEqual(em.Energieverbrauch.Count, result.Energieverbrauch.Count);
Assert.IsNotNull(result.Energieverbrauch[1].UserProperties["zw"]);
Assert.AreEqual(em.Energieverbrauch[1].UserProperties["zw"].Value <string>(), result.Energieverbrauch[1].UserProperties["zw"].Value <string>());
Assert.IsTrue(Anonymizer.HasHashedKey(result));
}
public void TestHashingDetectionForNonconformingString()
{
BO4E.StaticLogger.Logger = new Microsoft.Extensions.Logging.Debug.DebugLogger("Testlogger", (log, level) => { return(true); });
Energiemenge em = new Energiemenge()
{
LokationsId = "asdkasldkmaslkdmas", // not identifyable as lokationsId
LokationsTyp = BO4E.ENUM.Lokationstyp.MeLo,
Energieverbrauch = new List <Verbrauch>()
};
Assert.IsFalse(Anonymizer.HasHashedKey(em));
var hashConf = new AnonymizerConfiguration();
hashConf.SetOption(DataCategory.POD, AnonymizerApproach.HASH);
Energiemenge hashedEm;
using (var a = new Anonymizer(hashConf))
{
hashedEm = a.ApplyOperations <Energiemenge>(em);
}
Assert.IsTrue(Anonymizer.HasHashedKey(hashedEm));
}