/**
* Helper function: parse Idemix MSP Signer config (is part of the MSPConfig proto) from path
*
* @param configPath
* @param id
* @return IdemixMSPSignerConfig proto
*/
public static IdemixMSPSignerConfig ReadIdemixMSPConfig(string configPath, string id)
{
string path = Path.Combine(configPath, id);
byte[] data = File.ReadAllBytes(path);
IdemixMSPSignerConfig signerConfig = IdemixMSPSignerConfig.Parser.ParseFrom(data);
return(signerConfig);
}
public IUser GetUser(string id)
{
IdemixMSPSignerConfig signerConfig = ReadIdemixMSPConfig(Path.Combine(mspId, USER_PATH + id));
KeyPair revocationPk = ReadIdemixRevocationPublicKey(mspId);
BIG sk = BIG.FromBytes(signerConfig.Sk.ToByteArray());
IdemixCredential cred = new IdemixCredential(Credential.Parser.ParseFrom(signerConfig.Cred));
CredentialRevocationInformation cri = CredentialRevocationInformation.Parser.ParseFrom(signerConfig.CredentialRevocationInformation);
IdemixEnrollment enrollment = new IdemixEnrollment(ipk, revocationPk, mspId, sk, cred, cri, signerConfig.OrganizationalUnitIdentifier, (IdemixRoles)signerConfig.Role);
return(new IdemixUser(id, mspId, enrollment));
}
public void TestIdemixMSPSignerConfigSuccess()
{
IdemixMSPSignerConfig signerConfig = null;
try
{
signerConfig = ReadIdemixMSPConfig(Path.Combine(TEST_PATH, MSP1OU1, USER_PATH).Locate(), SIGNER_CONFIG);
}
catch (InvalidProtocolBufferException e)
{
Assert.Fail("Unexpected IPBException" + e.Message);
}
catch (IOException e)
{
Assert.Fail("Unexpected IOException" + e.Message);
}
Assert.IsNotNull(signerConfig);
}
public static void Setup(TestContext context)
{
// Parse crypto material from files
IdemixMSPSignerConfig signerConfig = null;
try
{
signerConfig = ReadIdemixMSPConfig(Path.Combine(TEST_PATH, MSP1OU1, USER_PATH).Locate(), SIGNER_CONFIG);
}
catch (System.Exception e)
{
Assert.Fail("Unexpected exception while reading signerconfig: " + e.Message);
}
Assert.IsNotNull(signerConfig);
try
{
revocationPk = ReadIdemixRevocationPublicKey(Path.Combine(TEST_PATH, MSP1OU1, VERIFIER_PATH).Locate(), REVOCATION_PUBLIC_KEY);
}
catch (System.Exception e)
{
Assert.Fail("Unexpected exception while reading revocation public key: " + e.Message);
}
Assert.IsNotNull(revocationPk);
IssuerPublicKey ipkProto = null;
try
{
ipkProto = ReadIdemixIssuerPublicKey(Path.Combine(TEST_PATH, MSP1OU1, VERIFIER_PATH).Locate(), IPK_CONFIG);
}
catch (IOException e1)
{
Assert.Fail("Unexpected exception while reading revocation public key" + e1.Message);
}
ipk = new IdemixIssuerPublicKey(ipkProto);
Assert.IsTrue(ipk.Check());
sk = BIG.FromBytes(signerConfig.Sk.ToByteArray());
Credential credProto = null;
try
{
credProto = Credential.Parser.ParseFrom(signerConfig.Cred);
}
catch (InvalidProtocolBufferException)
{
Assert.Fail("Could not parse a credential");
}
Assert.IsNotNull(credProto);
cred = new IdemixCredential(credProto);
try
{
cri = CredentialRevocationInformation.Parser.ParseFrom(signerConfig.CredentialRevocationInformation);
}
catch (InvalidProtocolBufferException e)
{
Assert.Fail("failed to extract cri from signer config: " + e.Message);
}
Assert.IsNotNull(cri);
try
{
signingIdentity = new IdemixSigningIdentity(ipk, revocationPk, MSP1OU1, sk, cred, cri, OU1, IdemixRoles.MEMBER);
}
catch (System.Exception e) when(e is CryptoException || e is ArgumentException)
{
Assert.Fail("Could not create Idemix Signing Identity" + e.Message);
}
Assert.IsNotNull(signingIdentity);
nym = signingIdentity.Pseudonym;
nymPublic = nym.Nym;
proof = signingIdentity.Proof;
}
