public async Task Invoke(HttpContext httpContext, IRequestServices rq)
{
RequestServices = rq;
var client = new ClientInfomation(httpContext);
string val = null;
string refkey = CacheModel.ApiKey + client.GetClientID();
var value = await _cache.GetAsync(refkey);
if (value != null)
{
val = Encoding.UTF8.GetString(value);
}
else
{
// load form db
val = CryptographyCore.SHA256_hash(Guid.NewGuid().ToString());
await _cache.SetAsync(refkey, Encoding.UTF8.GetBytes(val));
// store to db
}
if (RequestServices != null)
{
RequestServices.SetClientInfo(new ClientInfo()
{
id = refkey, key = val, ipAddress = client.GetClientIP(),
ConnectionID = client.GetConnectionID(), UserAgent = client.GetUserAgent()
});
}
httpContext.Response.Headers.Append("ClientKey", val);
if (_next != null && httpContext != null)
{
await _next.Invoke(httpContext);
}
}
public async Task SetKey()
{
var client = new ClientInfomation(_httpContext);
string val = null;
string refkey = CacheModel.ApiKey + client.GetClientID();
var value = await _cache.GetAsync(refkey);
if (value != null)
{
val = Encoding.UTF8.GetString(value);
}
else
{
val = CryptographyCore.SHA256_hash(Guid.NewGuid().ToString());
await _cache.SetAsync(refkey, Encoding.UTF8.GetBytes(val));
}
if (_RequestServices != null)
{
_RequestServices.SetClientInfo(new ClientInfo()
{
id = refkey,
key = val,
ipAddress = client.GetClientIP(),
ConnectionID = client.GetConnectionID(),
UserAgent = client.GetUserAgent()
});
}
_httpContext.Response.Headers.Append("clientKey", val);
}