private async Task <string> GenerateAccessTokenAsync()
{
var guid = Guid.NewGuid().ToString();
await _accessTokenRepository.AddAsync(guid);
return(guid);
}
public async Task <string> CreateTokenAsync(long githubRepositoryId)
{
Repository repository = await _gitHubUserModelService.GetRepositoryAsync(githubRepositoryId);
if (repository == null)
{
throw new ArgumentException("Repository does not exist or no permission to access given repository.");
}
var accessTokens = await _tokenRepository.GetByRepositoryIdsAsync(new[] { githubRepositoryId });
if (accessTokens.Any())
{
throw new ArgumentException("Repository already has a token.");
}
var tokenHandler = new JsonWebTokenHandler();
var signingCredentials = new SigningCredentials(SecurityKey, SecurityAlgorithms.HmacSha256Signature);
var user = _contextAccessor.HttpContext.User;
var accessToken = new AccessToken()
{
Id = Guid.NewGuid(),
GitHubRepositoryId = repository.Id,
IssuedAt = DateTimeOffset.UtcNow,
IssuedTo = user.Claims.First(c => c.Type.Equals(ClaimTypes.NameIdentifier)).Value
};
await _tokenRepository.AddAsync(accessToken);
var payload = new JObject()
{
{ JwtRegisteredClaimNames.Aud, "MSBLOC.Api" },
{ JwtRegisteredClaimNames.Jti, accessToken.Id },
{ JwtRegisteredClaimNames.Iat, accessToken.IssuedAt.ToUnixTimeSeconds() },
{ "urn:msbloc:repositoryId", repository.Id },
{ "urn:msbloc:repositoryName", repository.Name },
{ "urn:msbloc:repositoryOwner", repository.Owner },
{ "urn:msbloc:repositoryOwnerId", repository.OwnerId },
{ JwtRegisteredClaimNames.Sub, accessToken.IssuedTo },
};
var accessTokenString = tokenHandler.CreateToken(payload, signingCredentials);
return(accessTokenString);
}