public void QueryCurrency(IServiceProvider services)
{
var list = CurrencySet.GetAllCurrency();
//失败隔30秒再请求一次
if (list.Count == 0)
{
//Console.WriteLine("查询异常");
logger.LogError("Query currency exception.");
}
else
{
//添加所有Currency到Redis数据库
foreach (var item in list)
{
try
{
RedisInstance.GetInstance().Set(item.Id, JsonHelper.ToJson(item), TimeSpan.FromSeconds(60));
}
catch (Exception ex)
{
logger.LogError($"Add coin {item.Name} to redis failed.");
logger.LogError($"Exception message: {ex.Message}");
}
}
}
}
public ActionResult DownloadConfiguration(string host, int port)
{
var instance = RedisInstance.GetInstance(host, port);
var configZip = instance.GetConfigZip();
return(new FileContentResult(configZip, "application/zip"));
}
private void Instance_RedisInstanceConnected(object sender, TEventArgs <Redis.Management.RedisInstance> e)
{
if (this.InvokeRequired)
{
this.Invoke(new MethodInvoker(() => { Instance_RedisInstanceConnected(sender, e); }));
}
else
{
_instance = e.Item;
string txtName = string.Format("{0}:{1}", e.Item.IPEndPoint.Address, e.Item.IPEndPoint.Port);
TreeNode node = treeView1.Nodes.Add(txtName, txtName, "redis");
TreeNode dbfolderNode = node.Nodes.Add("Databases", "Databases", "folder", "folder");
node.Tag = e.Item;
foreach (RedisInstanceDatabase db in e.Item.Databases)
{
string key = string.Format("db{0}", db.Index);
string Text = string.Format("db{0}[{1}]", db.Index, db.Keys);
TreeNode dbNode = dbfolderNode.Nodes.Add(key, Text, db.Keys > 0 ? "database" : "database-off", "database-selected");
dbNode.Tag = db;
}
dbfolderNode.Expand();
TreeNode subscriptionNode = node.Nodes.Add("Subscription", "Subscription", "folder", "folder");
node.Expand();
}
}
private RedisInstance Connecting(IPEndPoint endpoint, string password)
{
RedisInstance instance = new RedisInstance();
try
{
bool isConnected = instance.Connect(endpoint, password);
if (!isConnected)
{
MessageBox.Show("无法连接到服务器，请确认服务器正常运行。", "错误", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}catch (Exception ex)
{
Action action = new Action(() => {
if (this.InvokeRequired)
{
this.Invoke(new MethodInvoker(() => {
MessageBox.Show(string.Format("连接服务器过程错误。错误信息：{0}", ex.Message), "错误", MessageBoxButtons.OK, MessageBoxIcon.Error);
}));
}
});
action();
}
return(instance.Status == RedisInstanceStatus.Connected? instance:null);
}
public ActionResult PromoteToMaster(string node)
{
var i = RedisInstance.GetInstance(node);
if (i == null)
{
return(JsonNotFound());
}
var oldMaster = i.Master;
try
{
var message = i.PromoteToMaster();
i.Poll(true);
if (oldMaster != null)
{
oldMaster.Poll(true);
}
return(Json(new { message }));
}
catch (Exception ex)
{
return(JsonError(ex.Message));
}
}
public ActionResult InstanceSummary(string node, string type)
{
var i = RedisInstance.GetInstance(node);
if (i == null)
{
return(ContentNotFound("Could not find instance " + node));
}
switch (type)
{
case "config":
return(View("Instance.Config", i));
case "clients":
return(View("Instance.Clients", i));
case "info":
return(View("Instance.Info", i));
case "slow-log":
return(View("Instance.SlowLog", i));
default:
return(ContentNotFound("Unknown summary view requested"));
}
}
public ActionResult QueryCurrencyInfo([FromQuery] string[] currencyIds)
{
if (currencyIds.Length == 0)
{
return(Json(new JsonResultModel(ReturnCode.ParameterError, "Parameter is not correct.")));
}
List <CurrencyInfo> currencyInfoList = new List <CurrencyInfo>();
foreach (var currencyId in currencyIds)
{
try
{
var currencyInfo = RedisInstance.GetInstance().Get <CurrencyInfo>(currencyId);
//若查询为空，等待0.5s重新查找
if (currencyInfo == null)
{
Thread.Sleep(500);
currencyInfo = RedisInstance.GetInstance().Get <CurrencyInfo>(currencyId);
}
currencyInfoList.Add(currencyInfo);
}
catch (Exception ex)
{
//Console.WriteLine("Query currency from redis got issue: ", ex.Message);
logger.LogError("Query currency from redis got issue: " + ex.Message);
}
}
return(Json(new JsonResultModel(ReturnCode.Success, "Query successful.", currencyInfoList)));
}
public async Task <ActionResult> PromoteToMaster(string node)
{
var i = RedisInstance.Get(node);
if (i == null)
{
return(JsonNotFound());
}
var oldMaster = i.Master;
try
{
var message = i.PromoteToMaster();
// We want these to be synchronous
await i.PollAsync(true).ConfigureAwait(false);
await oldMaster?.PollAsync(true);
return(Json(new { message }));
}
catch (Exception ex)
{
return(JsonError(ex.Message));
}
}
private IEnumerable <Instantiation> GenerateRedisAutoscalingRules(RuleGeneratorArguments arguments)
{
if (!arguments.DynamicStampProperties.RedisAutoscalingEnabled)
{
yield break;
}
var autoscalingAgentConfiguration = new RedisAutoscalingAgent.Configuration();
if (arguments.DynamicStampProperties.RedisAutoscalingMaximumClusterMemoryAllowedMb > 0)
{
autoscalingAgentConfiguration.MaximumClusterMemoryAllowedMb = arguments.DynamicStampProperties.RedisAutoscalingMaximumClusterMemoryAllowedMb;
}
var redisAutoscalingAgent = new RedisAutoscalingAgent(autoscalingAgentConfiguration, arguments.EnvironmentResources.MonitorManagementClient);
var configuration = new RedisAutoscalingRule.Configuration(arguments.BaseConfiguration);
var primaryRedisInstance = RedisInstance
.FromPreloaded(arguments.EnvironmentResources.Azure, arguments.EnvironmentResources.RedisCaches[arguments.StampId.PrimaryRedisName])
.ThrowIfFailure();
var secondaryRedisInstance = RedisInstance
.FromPreloaded(arguments.EnvironmentResources.Azure, arguments.EnvironmentResources.RedisCaches[arguments.StampId.SecondaryRedisName])
.ThrowIfFailure();
yield return(new Instantiation
{
Rule = new RedisAutoscalingRule(configuration, redisAutoscalingAgent, primaryRedisInstance, secondaryRedisInstance),
PollingPeriod = TimeSpan.FromMinutes(10),
});
}
public frmDatabases(RedisInstance instance) : this()
{
_instance = instance;
if (_instance != null)
{
this.TabText = string.Format("Databases [{0}]", _instance.IPEndPoint);
}
}
public frmRedisMonitors(RedisInstance instance) : this()
{
_instance = instance;
if (_instance != null)
{
this.DockHandler.TabText = string.Format("服务器监控:{0}", _instance.IPEndPoint);
_instance.Monitor.MonitorReceived += Monitor_MonitorReceived;
}
}
public ActionResult InstanceActions(string node)
{
var i = RedisInstance.GetInstance(node);
if (i == null)
{
return(JsonNotFound());
}
return(View("Instance.Actions", i));
}
public ActionResult ClearAnalysis(string node, int db)
{
var instance = RedisInstance.GetInstance(node);
if (instance == null)
{
return(TextPlain("Instance not found"));
}
instance.ClearDatabaseMemoryAnalysisCache(db);
return(RedirectToAction("Analysis", new { node, db }));
}
public ActionResult Analysis(string node, int db, bool runOnMaster = false)
{
var instance = RedisInstance.GetInstance(node);
if (instance == null)
{
return(TextPlain("Instance not found"));
}
var analysis = instance.GetDatabaseMemoryAnalysis(db, runOnMaster);
return(View("Server.Analysis.Memory", analysis));
}
public ActionResult Instance(string node)
{
var instance = RedisInstance.GetInstance(node);
var vd = new DashboardModel
{
Instances = RedisInstance.AllInstances,
CurrentInstance = instance,
View = RedisViews.Instance,
CurrentRedisServer = node,
Refresh = true
};
return(View(vd));
}
public ActionResult Instance(string node, bool ajax = false)
{
var instance = RedisInstance.GetInstance(node);
var vd = new DashboardModel
{
Instances = RedisInstance.AllInstances,
CurrentInstance = instance,
View = DashboardModel.Views.Instance,
CurrentRedisServer = node,
Refresh = true
};
return(View(ajax ? "Instance" : "Dashboard", vd));
}
public ActionResult InstanceActions(string node)
{
var h = RedisHost.Get(node);
if (h != null)
{
return(PartialView("Server.Actions", h));
}
var i = RedisInstance.Get(node);
if (i != null)
{
return(PartialView("Instance.Actions", i));
}
return(JsonNotFound());
}
public static string SaveUserToken(string userId, TimeSpan timeSpan)
{
try
{
string token = GenerateUserToken();
RedisInstance.GetInstance().Set(userId, token, timeSpan);
return(token);
}
catch (Exception ex)
{
logger.LogError($"Save user {userId} token to redis failed.");
logger.LogError($"Exception message: {ex.Message}");
return(string.Empty);
}
}
private IEnumerable <Instantiation> GenerateRedisAutoscalingRules(SingleStampRuleArguments arguments)
{
if (!arguments.DynamicStampProperties.RedisAutoscalingEnabled)
{
yield break;
}
if (!arguments.EnvironmentResources.RedisCaches.ContainsKey(arguments.StampId.PrimaryRedisName) || !arguments.EnvironmentResources.RedisCaches.ContainsKey(arguments.StampId.SecondaryRedisName))
{
_logger.Error($"Attempt to create Redis autoscaler for stamp `{arguments.StampId}` failed due to missing Redis instance. Skipping rule");
yield break;
}
var autoscalingAgentConfiguration = new RedisAutoscalingAgent.Configuration();
if (arguments.DynamicStampProperties.RedisAutoscalingMaximumClusterMemoryAllowedMb > 0)
{
autoscalingAgentConfiguration.MaximumClusterMemoryAllowedMb = arguments.DynamicStampProperties.RedisAutoscalingMaximumClusterMemoryAllowedMb;
}
var azureMetricsClient = new AzureMetricsClient(arguments.EnvironmentResources.MonitorManagementClient);
var redisAutoscalingAgent = new RedisAutoscalingAgent(autoscalingAgentConfiguration, azureMetricsClient);
var configuration = new RedisAutoscalingRule.Configuration(arguments.BaseConfiguration);
var primaryRedisInstance = RedisInstance
.FromPreloaded(
arguments.EnvironmentResources.Azure,
arguments.EnvironmentResources.RedisCaches[arguments.StampId.PrimaryRedisName],
readOnly: _configuration.ReadOnly)
.ThrowIfFailure();
var secondaryRedisInstance = RedisInstance
.FromPreloaded(
arguments.EnvironmentResources.Azure,
arguments.EnvironmentResources.RedisCaches[arguments.StampId.SecondaryRedisName],
readOnly: _configuration.ReadOnly)
.ThrowIfFailure();
yield return(new Instantiation
{
Rule = new RedisAutoscalingRule(configuration, redisAutoscalingAgent, primaryRedisInstance, secondaryRedisInstance),
PollingPeriod = TimeSpan.FromMinutes(10),
});
}
public ActionResult KillClient(string node, string address)
{
var i = RedisInstance.GetInstance(node);
if (i == null)
{
return(JsonNotFound());
}
try
{
bool success = i.KillClient(address);
return(Json(new { success }));
}
catch (Exception ex)
{
return(JsonError(ex.Message));
}
}
public static bool DeleteUserToken(string userId)
{
try
{
if (String.IsNullOrEmpty(userId))
{
return(false);
}
return(RedisInstance.GetInstance().Remove(userId));
}
catch (Exception ex)
{
logger.LogError($"Remove user {userId} token to redis failed.");
logger.LogError($"Exception message: {ex.Message}");
return(false);
}
}
public ActionResult Dashboard(string node)
{
var instances = RedisInstance.GetAll(node);
if (instances.Count == 1 && instances[0] != null)
{
// In the 1 case, redirect
return(RedirectToAction(nameof(Instance), new { node }));
}
var vd = new DashboardModel
{
Instances = instances.Count > 1 ? instances : RedisModule.Instances,
View = node.HasValue() ? RedisViews.Server : RedisViews.All,
CurrentRedisServer = node,
Refresh = true
};
return(View("Dashboard.Instances", vd));
}
public ActionResult Dashboard(string node)
{
var instance = RedisInstance.GetInstance(node);
if (instance != null)
{
return(RedirectToAction("Instance", new { node }));
}
var vd = new DashboardModel
{
Instances = RedisInstance.AllInstances,
View = node.HasValue() ? RedisViews.Server : RedisViews.All,
CurrentRedisServer = node,
Refresh = true
};
return(View("AllServers", vd));
}
public ActionResult SlaveServer(string node, string newMaster)
{
var i = RedisInstance.GetInstance(node);
if (i == null)
{
return(JsonNotFound());
}
try
{
var success = i.SlaveTo(newMaster);
i.Poll(true);
return(Json(new { success }));
}
catch (Exception ex)
{
return(JsonError(ex.Message));
}
}
public static string GetUserToken(string userId)
{
try
{
if (String.IsNullOrEmpty(userId))
{
return(string.Empty);
}
string value = RedisInstance.GetInstance().Get(userId);
return(value);
}
catch (Exception ex)
{
logger.LogError($"Save user {userId} token to redis failed.");
logger.LogError($"Exception message: {ex.Message}");
return(string.Empty);
}
}
public async Task <ActionResult> KeyPurge(string node, int db, string key)
{
var i = RedisInstance.GetInstance(node);
if (i == null)
{
return(JsonNotFound());
}
try
{
var removed = await i.KeyPurge(db, key);
return(Json(new { removed }));
}
catch (Exception ex)
{
return(JsonError(ex.Message));
}
}
private async Task <ActionResult> Deslave(string node, bool promote)
{
var i = RedisInstance.Get(node);
if (i == null)
{
return(JsonNotFound());
}
var oldMaster = i.Master;
try
{
var message = i.PromoteToMaster();
if (promote)
{
await i.SetSERedisTiebreakerAsync().ConfigureAwait(false);
await oldMaster?.ClearSERedisTiebreakerAsync();
await oldMaster?.SlaveToAsync(i.HostAndPort);
}
else
{
await i.ClearSERedisTiebreakerAsync().ConfigureAwait(false);
}
// We want these to be synchronous
await i.PollAsync(true).ConfigureAwait(false);
await oldMaster?.PollAsync(true);
return(Json(new { message }));
}
catch (Exception ex)
{
return(JsonError(ex.Message));
}
}
private ActionResult PerformInstanceAction(string node, Func <RedisInstance, bool> action, bool poll = false)
{
var i = RedisInstance.GetInstance(node);
if (i == null)
{
return(JsonNotFound());
}
try
{
var success = action(i);
if (poll)
{
i.Poll(true);
}
return(Json(new { success }));
}
catch (Exception ex)
{
return(JsonError(ex.Message));
}
}
private async Task <ActionResult> PerformInstanceAction(string node, Func <RedisInstance, Task <bool> > action, bool poll = false)
{
var i = RedisInstance.Get(node);
if (i == null)
{
return(JsonNotFound());
}
try
{
var success = await action(i).ConfigureAwait(false);
if (poll)
{
await i.PollAsync(true).ConfigureAwait(false);
}
return(Json(new { success }));
}
catch (Exception ex)
{
return(JsonError(ex.Message));
}
}
public static void Main(string[] args)
{
int port = 6379;
string server = "localhost";
string password = null;
if (args != null)
{
if (args.Length > 0)
{
server = args[0];
if (args.Length > 1)
{
Int32.TryParse(args[1], out port);
if (args.Length > 2)
{
password = args[2];
}
}
}
}
string configString = $"{server}:{port}";
RedisInstance dbi = new RedisInstance(configString);
Task.Run(async() =>
{
IDatabase db = await dbi.GetDatabaseAsync(0);
#if GENDATA
for (int ndx = 0; ndx < 100000; ndx++)
{
db.StringSet($"user:{ndx}", $"{ndx}");
}
#endif // GENDATA
SortedDictionary <string, RedisKeyInfo> items =
await dbi.ScanDatabaseAsync(0, "*",
maxCount: 200000,
includeLastAccessed: true,
includeExpiry: true);
foreach (string key in items.Keys)
{
Console.WriteLine(items[key].ToString());
switch (items[key].Type)
{
default:
Console.WriteLine(
$"Unsupported type '{items[key].Type}'.");
break;
case RedisType.SortedSet:
foreach (SortedSetEntry entry
in db.SortedSetScan(items[key]))
{
Console.WriteLine($"{entry.Score} : {entry.Element}");
}
break;
case RedisType.Hash:
foreach (HashEntry entry
in db.HashScan(items[key]))
{
Console.WriteLine($"{entry.Name} : {entry.Value}");
}
break;
case RedisType.List:
Console.WriteLine(String.Join(", ",
await db.ListRangeAsync(items[key])));
break;
case RedisType.String:
Console.WriteLine(
await db.StringGetAsync(items[key]));
break;
case RedisType.Set:
Console.WriteLine(String.Join(", ",
db.SetScan(items[key])));
break;
}
}
Console.WriteLine($"Item count = {items.Count}");
}).Wait();
Console.ReadLine();
}
