/// <summary>
/// Encodes this instance.
/// </summary>
public JwsPayload Sign(object payload, string nonce = null)
{
var jsonSettings = JsonUtil.CreateSettings();
var protectedHeader = new
{
nonce = nonce,
alg = keyPair.Algorithm.ToJwsAlgorithm(),
jwk = keyPair.JsonWebKey,
};
var entityJson = JsonConvert.SerializeObject(payload, Formatting.None, jsonSettings);
var protectedHeaderJson = JsonConvert.SerializeObject(protectedHeader, Formatting.None, jsonSettings);
var payloadEncoded = JwsConvert.ToBase64String(Encoding.UTF8.GetBytes(entityJson));
var protectedHeaderEncoded = JwsConvert.ToBase64String(Encoding.UTF8.GetBytes(protectedHeaderJson));
var signature = $"{protectedHeaderEncoded}.{payloadEncoded}";
var signatureBytes = Encoding.ASCII.GetBytes(signature);
var signedSignatureBytes = keyPair.SignData(signatureBytes);
var signedSignatureEncoded = JwsConvert.ToBase64String(signedSignatureBytes);
var body = new JwsPayload
{
Protected = protectedHeaderEncoded,
Payload = payloadEncoded,
Signature = signedSignatureEncoded
};
return(body);
}
/// <summary>
/// Encodes the specified entity for ACME requests.
/// </summary>
/// <param name="entity">The entity.</param>
/// <param name="keyPair">The key pair.</param>
/// <param name="nonce">The nonce.</param>
/// <returns>The encoded JSON.</returns>
private static object Encode(EntityBase entity, IAccountKey keyPair, string nonce)
{
var jsonSettings = JsonUtil.CreateSettings();
var unprotectedHeader = new
{
alg = keyPair.Algorithm.ToJwsAlgorithm(),
jwk = keyPair.Jwk
};
var protectedHeader = new
{
nonce = nonce
};
var entityJson = JsonConvert.SerializeObject(entity, Formatting.None, jsonSettings);
var protectedHeaderJson = JsonConvert.SerializeObject(protectedHeader, Formatting.None, jsonSettings);
var payloadEncoded = JwsConvert.ToBase64String(Encoding.UTF8.GetBytes(entityJson));
var protectedHeaderEncoded = JwsConvert.ToBase64String(Encoding.UTF8.GetBytes(protectedHeaderJson));
var signature = $"{protectedHeaderEncoded}.{payloadEncoded}";
var signatureBytes = Encoding.ASCII.GetBytes(signature);
var signedSignatureBytes = keyPair.SignData(signatureBytes);
var signedSignatureEncoded = JwsConvert.ToBase64String(signedSignatureBytes);
var body = new
{
header = unprotectedHeader,
@protected = protectedHeaderEncoded,
payload = payloadEncoded,
signature = signedSignatureEncoded
};
return(body);
}
