public async Task Invoke(HttpContext context)
{
logger.LogInformation($"{context.Request.Path}\tRECEIVED");
var sw = new Stopwatch();
sw.Start();
var crumb = new Breadcrumb("LoggerMiddleware");
crumb.Message = $"{context.Request.Method} {context.Request.Path}{context.Request.QueryString.ToUriComponent()}";
crumb.Data = new Dictionary <string, string>()
{
{ "IsAuthenticated", context.User.Identity.IsAuthenticated.ToString() },
{ "Authentication", context.User.Identity.IsAuthenticated ? context.User.Identity.Name : "Unknown" }
};
raven.AddTrail(crumb);
try
{
await _next.Invoke(context);
}
catch (Exception e)
{
//Log exception with RavenClient
await raven.CaptureNetCoreEventAsync(e);
}
sw.Stop();
logger.LogInformation($"{context.Request.Path}\t{sw.Elapsed.TotalMilliseconds}(ms)");
}
public async Task Invoke(HttpContext context)
{
try
{
logger.LogInformation($"{context.Request.Path}\tRECEIVED");
var sw = new Stopwatch();
sw.Start();
//Log activty through Sentry Breadcrumb
var crumb = new Breadcrumb("LoggerMiddleware");
crumb.Message = $"{context.Request.Method} {context.Request.Path}{context.Request.QueryString.ToUriComponent()}";
crumb.Data = new Dictionary <string, string>()
{
{ "IsAuthenticated", context.User.Identity.IsAuthenticated.ToString() },
{ "Authentication", context.User.Identity.IsAuthenticated ? context.User.Identity.Name : "Unknown" }
};
raven.AddTrail(crumb);
//Log activty through API
var activity = new LoggingActivityModel()
{
IP = context.Connection.RemoteIpAddress == null ? "N/A" : context.Connection.RemoteIpAddress.ToString(),
User = (context.User.Identity.IsAuthenticated == false) ? "Guest" : context.User.FindFirst(ClaimTypes.Name).Value,
Request = context.Request.Path
};
AppTask.Forget(() => appLogging.LogActivity(activity));
//Start processing the request
try
{
await _next.Invoke(context);
}
catch (Exception e)
{
//Allow Postgres to receive querystring
var feature = new LoggerFeature()
{
Path = context.Request.Path + context.Request.QueryString.ToString()
};
context.Features.Set <LoggerFeature>(feature);
//Try to send the request to Sentry
await raven.CaptureNetCoreEventAsync(e);
//rethrow so we can redirect to Error page
throw e;
}
//Stop request timing and output time
sw.Stop();
logger.LogInformation($"{context.Request.Path}\t{sw.Elapsed.TotalMilliseconds}(ms)");
}
catch (Exception e)
{
//Try to send the request to Sentry
await raven.CaptureNetCoreEventAsync(e);
}
}
public async Task OnResourceExecutionAsync(ResourceExecutingContext context, ResourceExecutionDelegate next)
{
var bindingCrumb = new Breadcrumb("ModelBinderBreadcrumb");
bindingCrumb.Level = BreadcrumbLevel.Info;
bindingCrumb.Data = new Dictionary <string, string>();
bindingCrumb.Data.Add("QueryString", context.HttpContext.Request.QueryString.ToUriComponent());
raven.AddTrail(bindingCrumb);
await next();
var bindingAfterCrumb = new Breadcrumb("ModelBinderBreadcrumb");
bindingCrumb.Level = BreadcrumbLevel.Info;
bindingCrumb.Data = new Dictionary <string, string>();
bindingCrumb.Data.Add("ModelState", context.ModelState.IsValid.ToString());
raven.AddTrail(bindingAfterCrumb);
}
//Should not be used on the FE, this is for backend JWT generation
public string GenerateToken(Claim[] claims)
{
//Add breadcrumb for Raven error monitoring
var crumb = new Breadcrumb("AliseeksJwtAuthentication");
crumb.Message = "Creating jwt token";
raven.AddTrail(crumb);
var securityKey = System.Text.Encoding.ASCII.GetBytes(jwtOptions.SecretKey);
var handler = new JwtSecurityTokenHandler();
var now = DateTime.UtcNow;
var tokenDescriptor = new SecurityTokenDescriptor()
{
Subject = new ClaimsIdentity(claims),
Issuer = "AliseeksIssuer",
Audience = "AliseeksUser",
Expires = DateTime.Now.AddDays(14),
NotBefore = now,
IssuedAt = now,
SigningCredentials = new SigningCredentials(
new SymmetricSecurityKey(securityKey),
SecurityAlgorithms.HmacSha256)
};
try
{
var token = handler.CreateToken(tokenDescriptor);
var tokenString = handler.WriteToken(token);
return(tokenString);
}
catch (Exception e)
{
//Blocking I/O
raven.CaptureNetCoreEvent(e).Wait();
//Throw for whatever service is calling it
throw e;
}
}
public AuthenticationTicket Unprotect(string protectedText, string purpose)
{
var handler = new JwtSecurityTokenHandler();
ClaimsPrincipal principal = null;
SecurityToken validToken = null;
try
{
//Add breadcrumb for Sentry error monitoring
var crumb = new Breadcrumb("AliseeksJwtCookieAuthentication");
crumb.Message = "Attempting to validate JWT token";
crumb.Data = new Dictionary <string, string>()
{
{ "ValidationParameters", JsonConvert.SerializeObject(this.validationParameters) },
{ "ProtectedText", protectedText }
};
raven.AddTrail(crumb);
principal = handler.ValidateToken(protectedText, this.validationParameters, out validToken);
var validJwt = validToken as JwtSecurityToken;
if (validJwt == null)
{
throw new ArgumentException("Invalid JWT");
}
if (!validJwt.Header.Alg.Equals(algorithm, StringComparison.Ordinal))
{
throw new ArgumentException($"Algorithm must be {algorithm}");
}
//Append token value to identity
var tokenClaim = new Claim[] { new Claim("Token", protectedText) };
principal.AddIdentity(new ClaimsIdentity(tokenClaim));
return(new AuthenticationTicket(principal, new Microsoft.AspNetCore.Http.Authentication.AuthenticationProperties()
{
},
"AliseeksCookie"));
}
catch (SecurityTokenValidationException e)
{
//Blocking I/O
raven.CaptureNetCoreEvent(e).Wait();
return(null);
}
catch (ArgumentException e)
{
//Blocking I/O
raven.CaptureNetCoreEvent(e).Wait();
return(null);
}
catch (Exception e)
{
//Blocking I/O
raven.CaptureNetCoreEvent(e).Wait();
return(null);
}
}
//Function that actually goes out and gets Aliexpress search and converts it
async Task <SearchResultOverview> searchItems(SearchServiceModel search)
{
var resultTasks = new List <Task <string> >();
SearchResultOverview results = null;
foreach (var page in search.Pages)
{
search.Page = page;
string endpoint = new AliexpressQueryString().Convert(search);
#region Error Tracking
//Add breadcrumb for error monitoring
var crumb = new Breadcrumb("AliexpressService")
{
Message = $"GET {endpoint}",
Data = new Dictionary <string, string>()
{
{ "Aliexpress URL", endpoint }
}
};
raven.AddTrail(crumb);
#endregion
try
{
resultTasks.Add((await http.Get(endpoint)).Content.ReadAsStringAsync());
}
catch (Exception e)
{
var sentry = new SentryEvent(e);
await raven.CaptureNetCoreEventAsync(sentry);
}
}
var responses = await Task.WhenAll(resultTasks);
foreach (var response in responses)
{
try
{
var result = new AliexpressPageDecoder().ScrapeSearchResults(response);
if (results == null)
{
results = result;
this.ServiceModel.PopulateState(results);
}
else
{
results.Items.AddRange(result.Items);
}
}
catch (Exception e)
{
var sentry = new SentryEvent(e);
await raven.CaptureNetCoreEventAsync(sentry);
}
}
if (results != null && results.Items.Count > 0)
{
StoreSearchItems(results.Items);
}
return((results != null) ? results : new SearchResultOverview());
}