public static async Task <IActionResult> Run(
[HttpTrigger(AuthorizationLevel.Anonymous, "post", Route = null)] HttpRequest req,
ILogger log)
{
log.LogInformation("Entering GetXboxLiveAuth");
string requestBody = await new StreamReader(req.Body).ReadToEndAsync();
var client = new HttpClient();
var xboxAuth = new XboxLiveAuthorizer(client);
try
{
var info = await xboxAuth.GetAuthInfoAsync(requestBody);
var infoJson = JsonSerializer.Serialize(info);
var result = new AuthResultViewModel
{
Token = Crypto.Encrypt(infoJson),
Gamertag = info.Gamertag,
Expiration = info.Expiration
};
return(new OkObjectResult(result));
}
catch (Exception e)
{
log.LogError(e, "Exception during token retrieval");
return(new UnauthorizedResult());
}
}
public static AuthResultViewModel BuildToken(string email, string secretKey, long expireMinutes, string issuer)
{
var key = new SymmetricSecurityKey(Encoding.UTF8.GetBytes(secretKey));
var creds = new SigningCredentials(key, SecurityAlgorithms.HmacSha512);
DateTime expiry = DateTime.UtcNow.AddMinutes(expireMinutes);
var token = new JwtSecurityToken(
issuer,
issuer,
GetTokenClaims(email),
expires: expiry,
signingCredentials: creds
);
var result = new AuthResultViewModel()
{
Authenticated = true,
Created = DateTime.Now,
ExpiresIn = expireMinutes * 60,
AccesToken = new JwtSecurityTokenHandler().WriteToken(token)
};
return(result);
}