public void DemandModerator(JWTUser user)
{
if (!user.Claims.Contains("moderator"))
{
throw new Exception("Requires Moderator level status");
}
}
public void DemandAdmin(JWTUser user)
{
if (!user.Claims.Contains("admin"))
{
throw new Exception("Requires Admin level status");
}
}
public Task AuthenticateAsync(HttpAuthenticationContext context, CancellationToken cancellationToken)
{
return(Task.Run(() =>
{
HttpRequestMessage request = context.Request;
AuthenticationHeaderValue authorization = request.Headers.Authorization;
//JsonResult<ErrorResponse> bad = new JsonResult<ErrorResponse>(new ErrorResponse(ErrorNumber.NOT_AUTHORIZED_FOR_OPERATION, "Generic not authorized"), new JsonSerializerSettings(), Encoding.ASCII, context.Request);
if (authorization == null || authorization.Scheme != "Bearer")
{
return;
}
if (String.IsNullOrEmpty(authorization.Parameter))
{
context.ErrorResult = retError(ErrorNumber.INVALID_AUTHORIZATION_TOKEN_NO_BEARER, "No Bearer", request);
return;
}
JWTToken token = new JWTToken(authorization.Parameter);
IPrincipal principal = new JWTUser(token);
if (token.valid && !principal.Identity.IsAuthenticated)
{
context.ErrorResult = retError(ErrorNumber.UNKNOWN_ERROR, "Not sure what this is", request);
}
else
{
context.Principal = principal;
}
return;
}));
}
public HttpResponseMessage Get(string ticket, string version)
{
var api = Api.INSTANCE;
if (ticket == null || ticket == "")
{
return(ERROR_MISSING_TOKEN());
}
using (var db = api.DAFactory.Get)
{
var dbTicket = db.AuthTickets.Get(ticket);
if (dbTicket == null)
{
return(ERROR_MISSING_TOKEN());
}
db.AuthTickets.Delete((string)ticket);
if (dbTicket.date + api.Config.AuthTicketDuration < Epoch.Now)
{
return(ERROR_EXPIRED_TOKEN());
}
/** Is it a valid account? **/
var user = db.Users.GetById(dbTicket.user_id);
if (user == null)
{
return(ERROR_MISSING_TOKEN());
}
//Use JWT to create and sign an auth cookies
var session = new JWTUser()
{
UserID = user.user_id,
UserName = user.username
};
//TODO: This assumes 1 shard, when using multiple need to either have version download occour after
//avatar select, or rework the tables
var shardOne = api.Shards.GetById(1);
var token = api.JWT.CreateToken(session);
var response = ApiResponse.Xml(HttpStatusCode.OK, new UserAuthorized()
{
FSOBranch = shardOne.VersionName,
FSOVersion = shardOne.VersionNumber,
FSOUpdateUrl = api.Config.UpdateUrl,
FSOCDNUrl = api.Config.CDNUrl
});
var cookie = new CookieHeaderValue("fso", token.Token);
cookie.Expires = DateTimeOffset.Now.AddDays(1);
cookie.Domain = Request.RequestUri.Host;
cookie.Path = "/";
response.Headers.AddCookies(new CookieHeaderValue[] { cookie });
//HttpContext.Current.Response.SetCookie(new HttpCookie("fso", token.Token));
return(response);
}
}
public static Task <ClaimsIdentity> CreateClaimsIdentities(JWTUser user)
{
ClaimsIdentity claimsIdentity = new ClaimsIdentity();
claimsIdentity.AddClaim(new Claim(ClaimTypes.NameIdentifier, user.UserId));
claimsIdentity.AddClaim(new Claim(ClaimTypes.Name, user.UserName));
claimsIdentity.AddClaim(new Claim(ClaimTypes.Role, user.RoleId));
return(Task.FromResult(claimsIdentity));
}
public async Task <string> Generate(JWTUser user, string privateKey)
{
var issuer = "http://localhost";
var authority = "http://localhost";
var daysValid = 365;
var createJwt = await CreateJWTAsync(user, issuer, authority, privateKey, daysValid);
this.jwt = createJwt;
return(createJwt);
}
public static async Task <string> CreateJWTAsync(
JWTUser user,
string issuer,
string authority,
string symSec,
int daysValid)
{
var tokenHandler = new JwtSecurityTokenHandler();
var claims = await CreateClaimsIdentities(user);
// Create JWToken
var token = tokenHandler.CreateJwtSecurityToken(issuer: issuer,
audience: authority,
subject: claims,
notBefore: DateTime.UtcNow,
expires: DateTime.UtcNow.AddDays(daysValid),
signingCredentials:
new SigningCredentials(
new SymmetricSecurityKey(
Encoding.Default.GetBytes(symSec)),
SecurityAlgorithms.HmacSha256Signature));
return(tokenHandler.WriteToken(token));
}
public HttpResponseMessage Post([FromBody] AuthRequest auth)
{
if (auth.grant_type == "password")
{
var api = Api.INSTANCE;
using (var da = api.DAFactory.Get())
{
var user = da.Users.GetByUsername(auth.username);
if (user == null || user.is_banned || !(user.is_admin || user.is_moderator))
{
return(ApiResponse.Json(System.Net.HttpStatusCode.OK, new OAuthError
{
error = "unauthorized_client",
error_description = "user_credentials_invalid"
}));
}
var authSettings = da.Users.GetAuthenticationSettings(user.user_id);
var isPasswordCorrect = PasswordHasher.Verify(auth.password, new PasswordHash
{
data = authSettings.data,
scheme = authSettings.scheme_class
});
if (!isPasswordCorrect)
{
return(ApiResponse.Json(System.Net.HttpStatusCode.OK, new OAuthError
{
error = "unauthorized_client",
error_description = "user_credentials_invalid"
}));
}
JWTUser identity = new JWTUser();
identity.UserName = user.username;
var claims = new List <string>();
if (user.is_admin || user.is_moderator)
{
claims.Add("moderator");
}
if (user.is_admin)
{
claims.Add("admin");
}
identity.Claims = claims;
identity.UserID = user.user_id;
var token = api.JWT.CreateToken(identity);
var response = ApiResponse.Json(System.Net.HttpStatusCode.OK, new OAuthSuccess
{
access_token = token.Token,
expires_in = token.ExpiresIn
});
return(response);
}
}
return(ApiResponse.Json(System.Net.HttpStatusCode.OK, new OAuthError
{
error = "invalid_request",
error_description = "unknown grant_type"
}));
}
public IActionResult CreateToken([FromForm] UserOAuthRequest userAuthRequest)
{
if (userAuthRequest == null)
{
BadRequest();
}
var api = Api.INSTANCE;
using (var da = api.DAFactory.Get())
{
var user = da.Users.GetByUsername(userAuthRequest.username);
if (user == null || user.is_banned)
{
return(ApiResponse.Json(System.Net.HttpStatusCode.Unauthorized, new UserOAuthError("unauthorized_client", "user_credentials_invalid")));
}
var ip = ApiUtils.GetIP(Request);
var hashSettings = da.Users.GetAuthenticationSettings(user.user_id);
var isPasswordCorrect = PasswordHasher.Verify(userAuthRequest.password, new PasswordHash
{
data = hashSettings.data,
scheme = hashSettings.scheme_class
});
//check if account is locked due to failed attempts
var accLock = da.Users.GetRemainingAuth(user.user_id, ip);
if (accLock != null && (accLock.active || accLock.count >= AuthLoginController.LockAttempts) && accLock.expire_time > Epoch.Now)
{
return(ApiResponse.Json(System.Net.HttpStatusCode.OK, new UserOAuthError("unauthorized_client", "account_locked")));
}
//if the password is incorrect and check if user failed muli times and set a time out till next try.
if (!isPasswordCorrect)
{
var durations = AuthLoginController.LockDuration;
var failDelay = 60 * durations[Math.Min(durations.Length - 1, da.Users.FailedConsecutive(user.user_id, ip))];
if (accLock == null)
{
da.Users.NewFailedAuth(user.user_id, ip, (uint)failDelay);
}
else
{
var remaining = da.Users.FailedAuth(accLock.attempt_id, (uint)failDelay, AuthLoginController.LockAttempts);
}
return(ApiResponse.Json(System.Net.HttpStatusCode.OK, new UserOAuthError("unauthorized_client", "user_credentials_invalid")));
}
//user passed the password check, and now creates the claim/token
da.Users.SuccessfulAuth(user.user_id, ip);
var claims = new List <string>();
//set the permission level in the claim
switch (userAuthRequest.permission_level)
{
case 1:
claims.Add("userReadPermissions");
break;
case 2:
claims.Add("userReadPermissions");
claims.Add("userWritePermissions");
break;
case 3:
claims.Add("userReadPermissions");
claims.Add("userWritePermissions");
claims.Add("userUpdatePermissions");
break;
case 4:
claims.Add("userReadPermissions");
claims.Add("userWritePermissions");
claims.Add("userUpdatePermissions");
claims.Add("userDeletePermissions");
break;
default:
break;
}
//set the user identity
JWTUser identity = new JWTUser
{
UserID = user.user_id,
UserName = user.username,
Claims = claims
};
//generate the the tokenen and send it in a JSON format as response
var generatedToken = api.JWT.CreateToken(identity);
return(ApiResponse.Json(System.Net.HttpStatusCode.OK, new UserOAuthSuccess
{
access_token = generatedToken.Token,
expires_in = generatedToken.ExpiresIn
}));
}
}
public IActionResult Get(string ticket, string version)
{
var api = Api.INSTANCE;
if (ticket == null || ticket == "" || version == null)
{
return(ERROR_MISSING_TOKEN());
}
using (var db = api.DAFactory.Get())
{
var dbTicket = db.AuthTickets.Get(ticket);
if (dbTicket == null)
{
return(ERROR_MISSING_TOKEN());
}
db.AuthTickets.Delete((string)ticket);
if (dbTicket.date + api.Config.AuthTicketDuration < Epoch.Now)
{
return(ERROR_EXPIRED_TOKEN());
}
/** Is it a valid account? **/
var user = db.Users.GetById(dbTicket.user_id);
if (user == null)
{
return(ERROR_MISSING_TOKEN());
}
//Use JWT to create and sign an auth cookies
var session = new JWTUser()
{
UserID = user.user_id,
UserName = user.username
};
//TODO: This assumes 1 shard, when using multiple need to either have version download occour after
//avatar select, or rework the tables
var shardOne = api.Shards.GetById(1);
var token = api.JWT.CreateToken(session);
IActionResult response;
if (shardOne.UpdateID != null)
{
var update = db.Updates.GetUpdate(shardOne.UpdateID.Value);
response = ApiResponse.Xml(HttpStatusCode.OK, new UserAuthorized()
{
FSOBranch = shardOne.VersionName,
FSOVersion = shardOne.VersionNumber,
FSOUpdateUrl = update.full_zip,
FSOCDNUrl = api.Config.CDNUrl
});
}
else
{
response = ApiResponse.Xml(HttpStatusCode.OK, new UserAuthorized()
{
FSOBranch = shardOne.VersionName,
FSOVersion = shardOne.VersionNumber,
FSOUpdateUrl = api.Config.UpdateUrl,
FSOCDNUrl = api.Config.CDNUrl
});
}
Response.Cookies.Append("fso", token.Token, new Microsoft.AspNetCore.Http.CookieOptions()
{
Expires = DateTimeOffset.Now.AddDays(1),
Domain = Request.Host.Host,
Path = "/"
});
//HttpContext.Current.Response.SetCookie(new HttpCookie("fso", token.Token));
return(response);
}
}
public IActionResult Post([FromForm] AuthRequest auth)
{
if (auth == null)
{
Ok();
}
if (auth.grant_type == "password")
{
var api = Api.INSTANCE;
using (var da = api.DAFactory.Get())
{
var user = da.Users.GetByUsername(auth.username);
if (user == null || user.is_banned || !(user.is_admin || user.is_moderator))
{
return(ApiResponse.Json(System.Net.HttpStatusCode.OK, new OAuthError
{
error = "unauthorized_client",
error_description = "user_credentials_invalid"
}));
}
var ip = ApiUtils.GetIP(Request);
var accLock = da.Users.GetRemainingAuth(user.user_id, ip);
if (accLock != null && (accLock.active || accLock.count >= AuthLoginController.LockAttempts) && accLock.expire_time > Epoch.Now)
{
return(ApiResponse.Json(System.Net.HttpStatusCode.OK, new OAuthError
{
error = "unauthorized_client",
error_description = "account_locked"
}));
}
var authSettings = da.Users.GetAuthenticationSettings(user.user_id);
var isPasswordCorrect = PasswordHasher.Verify(auth.password, new PasswordHash
{
data = authSettings.data,
scheme = authSettings.scheme_class
});
if (!isPasswordCorrect)
{
var durations = AuthLoginController.LockDuration;
var failDelay = 60 * durations[Math.Min(durations.Length - 1, da.Users.FailedConsecutive(user.user_id, ip))];
if (accLock == null)
{
da.Users.NewFailedAuth(user.user_id, ip, (uint)failDelay);
}
else
{
var remaining = da.Users.FailedAuth(accLock.attempt_id, (uint)failDelay, AuthLoginController.LockAttempts);
}
return(ApiResponse.Json(System.Net.HttpStatusCode.OK, new OAuthError
{
error = "unauthorized_client",
error_description = "user_credentials_invalid"
}));
}
da.Users.SuccessfulAuth(user.user_id, ip);
JWTUser identity = new JWTUser();
identity.UserName = user.username;
var claims = new List <string>();
if (user.is_admin || user.is_moderator)
{
claims.Add("moderator");
}
if (user.is_admin)
{
claims.Add("admin");
}
identity.Claims = claims;
identity.UserID = user.user_id;
var token = api.JWT.CreateToken(identity);
var response = ApiResponse.Json(System.Net.HttpStatusCode.OK, new OAuthSuccess
{
access_token = token.Token,
expires_in = token.ExpiresIn
});
return(response);
}
}
return(ApiResponse.Json(System.Net.HttpStatusCode.OK, new OAuthError
{
error = "invalid_request",
error_description = "unknown grant_type"
}));
}
