public Task InvokeAsync(HttpContext context, RequestDelegate next)
{
if (context.Request.Path.Value.Equals("/"))
{
var message = $"监听jodis/{_zkclient._zksetting.zkProxyDir}节点<br />当前节点值：{ string.Join(",", _zkclient.zkhelper.pools.Select(s => s.Addr).ToList()) }";
message += $"<br />CC的当前值为：{_ccGHelper.GetCodisProxyValue()}";
_logger.LogInformation(message.Replace("<br />", ";"));
context.Response.ContentType = "text/html;charset=utf-8";
return(context.Response.WriteAsync(message));
}
else if (context.Request.Path.Value.Equals("/getpools"))
{
var message = $"当前jodis/{_zkclient._zksetting.zkProxyDir}节点：{ string.Join(",", _zkclient.zkhelper.pools.Select(s => s.Addr).ToList()) }";
message += $";CC的当前值为：{_ccGHelper.GetCodisProxyValue()}";
_logger.LogInformation(message);
context.Response.ContentType = "text/plain;charset=utf-8";
return(context.Response.WriteAsync(message));
}
else if (context.Request.Path.Value.Equals("/update"))
{
_ = _zkclient.CheckCCAsync();
var message = $"手动更新CC成功;当前jodis/{_zkclient._zksetting.zkProxyDir}节点：{ string.Join(",", _zkclient.zkhelper.pools.Select(s => s.Addr).ToList()) }";
message += $";CC的当前值为：{_ccGHelper.GetCodisProxyValue()}";
_logger.LogInformation(message);
context.Response.ContentType = "text/plain;charset=utf-8";
return(context.Response.WriteAsync(message));
}
else if (context.Request.Path.Value.ToLower().Equals("/mangoapi/configcentercall"))
{
string key = context.Request.Query["key"];
string value = context.Request.Query["value"];
var message = $"CC回调通知,key={key},vaule={value};";
_logger.LogInformation(message);
context.Response.ContentType = "text/plain;charset=utf-8";
return(context.Response.WriteAsync("100"));
}
else
{
return(next.Invoke(context));
}
}
public async Task CheckCCAsync()
{
bool chageTag = false;
var oldVal = _ccGHelper.GetCodisProxyValue().Split(',').ToList();
var newVal = zkhelper.pools.Select(a => a.Addr).ToList();
_logger.LogInformation($"CC的的原有值:{string.Join(",", oldVal)};zk中最新的值:{string.Join(",", newVal)}");
var listUnion = oldVal.Union(newVal);
var listExp1 = listUnion.Except(oldVal).ToList();
if (listExp1.Count > 0)
{
//增加了节点
_logger.LogInformation($"zk中新增了节点:{string.Join(",", listExp1)}");
chageTag = true;
}
var listExp2 = listUnion.Except(newVal).ToList();
if (listExp2.Count > 0)
{
//删除了节点
_logger.LogInformation($"zk中删除了节点:{string.Join(",", listExp2)}");
chageTag = true;
}
if (chageTag)
{
//更新内容
var newValStr = string.Join(",", newVal);
_logger.LogInformation($"更新CC中的值为：{newValStr}");
await _ccGHelper.SetCodisProxyValueAsync(newValStr);
}
else
{
_logger.LogInformation("CC的值与zk中的节点一致，无需更新");
}
}
