public IActionResult Test()
{
string url = "http://MyServiceA/api/ExternalInterface/get";
string result = WebApiHelperExtend.InvokeApi(url);
return(Ok(result));
}
public void Show()
{
Uri uri = new Uri("http://localhost:8500");
using (ConsulClient consulClient = new ConsulClient(c => c.Address = new Uri("http://localhost:8500"))) {
Dictionary <string, AgentService> services = consulClient.Agent.Services().Result.Response;
foreach (var kv in services)
{
Console.WriteLine($"key={kv.Key},{kv.Value.Address},{kv.Value.ID},{kv.Value.Service},{kv.Value.Port}");
}
var agentServices = services.Where(s => s.Value.Service.Equals("apiservice1", StringComparison.CurrentCultureIgnoreCase)).Select(s => s.Value);
var agentService = agentServices.ElementAt(Environment.TickCount % agentServices.Count());
Console.WriteLine($"key={agentService.Address},{agentService.ID},{agentService.Service},{agentService.Port}");
var resultUrl = $"{uri.Scheme}://{agentService.Address}:{agentService.Port}{uri.PathAndQuery}";
string result = WebApiHelperExtend.InvokeApi(resultUrl, HttpMethod.Get);
}
Uri url = new Uri("http://localhost:8500/");
using (ConsulClient consul = new ConsulClient(s => s.Address = new Uri("http://localhost:8511"))) {
Dictionary <string, AgentService> pairs = consul.Agent.Services().Result.Response;
foreach (var item in pairs)
{
}
var a = pairs.Where(s => s.Value.Service.Equals("aaa", StringComparison.CurrentCultureIgnoreCase)).Select(s => s.Value);
}
}
public ActionResult Get()
{
string url = "http://MyServiceA/api/InternalServerInterface/get";
string result = WebApiHelperExtend.InvokeApi(url);
result += "After the internal interface is requested, it will be returned to the TestApiGatewayDemo";
return(Ok(result));
}
/// <summary>
/// consul发现
/// </summary>
/// <returns></returns>
public IActionResult Index()
{
#region 直接调用服务
#endregion
#region 客户端发现consul，不属于服务调用
using (ConsulClient client = new ConsulClient(c => {
c.Address = new Uri("http://129.28.178.153:8500/");
//c.Address = new Uri("http://localhost:8500/");
c.Datacenter = "dc1";
}))
{
var dictionary = client.Agent.Services().Result.Response;
string message = "";
foreach (var keyValuePair in dictionary)
{
AgentService agentService = keyValuePair.Value;
message += $"{agentService.Address}:{agentService.Port}\n";
}
base.ViewBag.Message = message;
}
#endregion
#region 调用，负载均衡
string url = "http://ConsulTestServiceGroup:8500/api/User/GetUsers";
Uri uri = new Uri(url);
string groupName = uri.Host;
using (ConsulClient client = new ConsulClient(c => {
c.Address = new Uri("http://129.28.178.153:8500");
c.Datacenter = "dc1";
})) {
var dictionary = client.Agent.Services().Result.Response;
var list = dictionary.Where(k => k.Value.Service.Equals(groupName,
StringComparison.OrdinalIgnoreCase));
KeyValuePair <string, AgentService> keyValuePair = new KeyValuePair <string, AgentService>();
keyValuePair = list.First();
var resultUrl = $"{uri.Scheme}://{keyValuePair.Value.Address}:" +
$"{keyValuePair.Value.Port}{uri.PathAndQuery}";
string result = WebApiHelperExtend.InvokeApi(resultUrl);
}
#endregion
return(View());
}
public IActionResult Info()
{
List <SysUser> userList = new List <SysUser>();
string resultUrl = null;
#region 直接调用
{
string url = "http://localhost:5726/api/users/get";
string result = WebApiHelperExtend.InvokeApi(url);
userList = Newtonsoft.Json.JsonConvert.DeserializeObject <List <SysUser> >(result);
resultUrl = url;
}
#endregion
base.ViewBag.Users = userList;
base.ViewBag.Url = resultUrl;
return(View());
}
public IActionResult Info()
{
List <Users> userList = new List <Users>();
string resultUrl = null;
#region 直接调用
{
//string url = "http://localhost:5726/api/users/get";
//string result = WebApiHelperExtend.InvokeApi(url);
//userList = Newtonsoft.Json.JsonConvert.DeserializeObject<List<Users>>(result);
//resultUrl = url;
}
#endregion
#region 这么多地址你怎么管理？1 2 3 要累死--可以自行选择
#endregion
#region 通过consul去发现这些服务地址
{
//using (ConsulClient client = new ConsulClient(c =>
//{
// c.Address = new Uri("http://localhost:8500/");
// c.Datacenter = "dc1";
//}))
//{
// var dictionary = client.Agent.Services().Result.Response;
// string message = "";
// foreach (var keyValuePair in dictionary)
// {
// AgentService agentService = keyValuePair.Value;
// this._logger.LogWarning($"{agentService.Address}:{agentService.Port} {agentService.ID} {agentService.Service}");//找的是全部服务 全部实例 其实可以通过ServiceName筛选
// message += $"{agentService.Address}:{agentService.Port};";
// }
// //获取当前consul的全部服务
// base.ViewBag.Message = message;
//}
}
#endregion
#region 调用---负载均衡
{
//string url = "http://localhost:5726/api/users/get";
//string url = "http://localhost:5727/api/users/get";
//string url = "http://localhost:5728/api/users/get";
string url = "http://ZhaoxiUserService/api/users/get";
//consul解决使用服务名字 转换IP:Port----DNS
Uri uri = new Uri(url);
string groupName = uri.Host;
using (ConsulClient client = new ConsulClient(c =>
{
c.Address = new Uri("http://localhost:8500/");
c.Datacenter = "dc1";
}))
{
var dictionary = client.Agent.Services().Result.Response;
var list = dictionary.Where(k => k.Value.Service.Equals(groupName, StringComparison.OrdinalIgnoreCase));//获取consul上全部对应服务实例
KeyValuePair <string, AgentService> keyValuePair = new KeyValuePair <string, AgentService>();
//拿到3个地址，只需要从中选择---可以在这里做负载均衡--
//{
// keyValuePair = list.First();//直接拿的第一个
//}
//{
// var array = list.ToArray();
// //随机策略---平均策略
// keyValuePair = array[new Random(iSeed++).Next(0, array.Length)];
//}
//{
// var array = list.ToArray();
// //轮询策略---平均策略
// keyValuePair = array[iSeed++ % array.Length];
//}
{
//权重---注册服务时指定权重，分配时获取权重并以此为依据
List <KeyValuePair <string, AgentService> > pairsList = new List <KeyValuePair <string, AgentService> >();
foreach (var pair in list)
{
int count = int.Parse(pair.Value.Tags?[0]);
for (int i = 0; i < count; i++)
{
pairsList.Add(pair);
}
}
keyValuePair = pairsList.ToArray()[new Random(iSeed++).Next(0, pairsList.Count())];
}
resultUrl = $"{uri.Scheme}://{keyValuePair.Value.Address}:{keyValuePair.Value.Port}{uri.PathAndQuery}";
string result = WebApiHelperExtend.InvokeApi(resultUrl);
userList = Newtonsoft.Json.JsonConvert.DeserializeObject <List <Users> >(result);
}
}
#endregion
base.ViewBag.Users = userList;
base.ViewBag.Url = resultUrl;
return(View());
}
public IActionResult Info()
{
List <Users> userList = new List <Users>();
string resultUrl = null;
#region 直接调用
{
string url = "http://localhost:5726/api/users/get";
string result = WebApiHelperExtend.InvokeApi(url);
userList = Newtonsoft.Json.JsonConvert.DeserializeObject <List <Users> >(result);
resultUrl = url;
}
#endregion
#region 这么多地址你怎么管理？1 2 3 要累死--可以自行选择
#endregion
#region 通过consul去发现这些服务地址
{
using (ConsulClient client = new ConsulClient(c =>
{
c.Address = new Uri("http://localhost:8500/");
c.Datacenter = "dc1";
}))
{
var dictionary = client.Agent.Services().Result.Response;
string message = "";
foreach (var keyValuePair in dictionary)
{
AgentService agentService = keyValuePair.Value;
this._logger.LogWarning($"{agentService.Address}:{agentService.Port} {agentService.ID} {agentService.Service}");//找的是全部服务 全部实例 其实可以通过ServiceName筛选
message += $"{agentService.Address}:{agentService.Port};";
}
//获取当前consul的全部服务
base.ViewBag.Message = message;
}
}
#endregion
#region 调用---负载均衡
{
//string url = "http://localhost:5726/api/users/get";
//string url = "http://localhost:5727/api/users/get";
//string url = "http://localhost:5728/api/users/get";
string url = "http://ZhaoxiUserService/api/users/get";
//consul解决使用服务名字 转换IP:Port----DNS
Uri uri = new Uri(url);
string groupName = uri.Host;
using (ConsulClient client = new ConsulClient(c =>
{
c.Address = new Uri("http://localhost:8500/");
c.Datacenter = "dc1";
}))
{
var dictionary = client.Agent.Services().Result.Response;
var list = dictionary.Where(k => k.Value.Service.Equals(groupName, StringComparison.OrdinalIgnoreCase));
KeyValuePair <string, AgentService> keyValuePair = new KeyValuePair <string, AgentService>();
}
}
#endregion
base.ViewBag.Users = userList;
base.ViewBag.Url = resultUrl;
return(View());
}
