/// <summary>
///
/// </summary>
/// <param name="connectionString">RavenDB connection string</param>
/// <param name="database">Optional : database name to connect to</param>
/// <returns></returns>
public static HealthResponse CheckHealth(string connectionString, string database = null)
{
try
{
ConnectionStringParser <RavenConnectionStringOptions> parser = ConnectionStringParser <RavenConnectionStringOptions> .FromConnectionString(connectionString);
parser.Parse();
var store = new Raven.Client.Document.DocumentStore
{
Url = parser.ConnectionStringOptions.Url,
DefaultDatabase = database == null ? parser.ConnectionStringOptions.DefaultDatabase : database
};
store.Initialize();
// Client doesn't seem to throw an exception until we try to do something so let's just do something simple and get the build number of the server.
var build = store.DatabaseCommands.GlobalAdmin.GetBuildNumber();
// Dispose the store object
store.Dispose();
return(HealthResponse.Healthy(new { server = store.Url, database = store.DefaultDatabase, serverBuild = build.BuildVersion }));
}
catch (Exception ex)
{
return(HealthResponse.Unhealthy(ex));
}
}
public static HealthResponse CheckHealth(string connectionString)
{
try
{
var client = new MongoClient(connectionString);
return(HealthResponse.Healthy(new { databases = client.ListDatabases().ToList(), server = client.Settings.Server }));
}
catch (Exception ex)
{
return(HealthResponse.Unhealthy(ex));
}
}
public void Configuration(IAppBuilder app)
{
// Setup logging
ApplicationLog.AddConsole();
Logger logger = ApplicationLog.CreateLogger <Startup>();
logger.Info("Initializing service");
// Build an IConfiguration instance using the ConfigurationBuilder as normal
Dictionary <string, string> collection = new Dictionary <string, string>()
{
{ "key1", "value1" }, { "key2", "value2" }
};
var config1 = new ConfigurationBuilder().AddInMemoryCollection(collection).Build();
var config3 = new ConfigurationBuilder().AddJsonFile("Config.json").Build();
// AppConfig is a static class that groups together instances of IConfiguration and makes them available statically anywhere in the application
AppConfig.AddConfigurationObject(config1, "memorySource");
AppConfig.AddConfigurationObject(config3, "jsonSource");
// The above configuration sources can now be referenced easily with a static helper function
Console.WriteLine("key1 key in memorySource: " + AppConfig.Get("memorySource", "key1"));
Console.WriteLine("config:setting key in jsonSource: " + AppConfig.Get("jsonSource", "config:setting"));
// Runtime configuration can be updated easily as well
AppConfig.Set("jsonSource", "config:setting", "http://localhost:5001");
Console.WriteLine("Modified config:setting key in jsonSource: " + AppConfig.Get("jsonSource", "config:setting"));
// Redis health check (Requires StackExchange.Redis)
//HealthCheckRegistry.RegisterHealthCheck("Redis", () => RedisHealthCheck.CheckHealth("localhost"));
// PostgreSQL health check (Requires Npgsql)
//HealthCheckRegistry.RegisterHealthCheck("Postgresql", () => PostgresqlHealthCheck.CheckHealth("Host=localhost;Username=postgres;Password=postgres;Database=postgres"));
// SQL Server health check (Requires System.Data.SqlClient)
//HealthCheckRegistry.RegisterHealthCheck("SqlServer", () => SqlServerCheck.CheckHealth("Server=localhost;Database=master;User Id=sa;Password=password; "));
// HealthCheckRegistry.RegisterHealthCheck("mongodb", () => MongoHealthCheck.CheckHealth("mongodb://localhost:27017"));
/*
* Health checks are simply functions that return either healthy or unhealthy with an optional message string
*/
HealthCheckRegistry.RegisterHealthCheck("MyCustomMonitor", () => HealthResponse.Healthy("Test Message"));
HealthCheckRegistry.RegisterHealthCheck("MyCustomMonitor2", () => HealthResponse.Healthy("Test Message2"));
HealthCheckRegistry.RegisterHealthCheck("SampleOperation", () => SampleHealthCheckOperation());
// Activate the info endpoint
app.UseInfoEndpoint();
// Activate the environment endpoint
app.UseEnvironmentEndpoint();
// Activate the health endpoint
app.UseHealthEndpoint();
}
/// <summary>
/// Check that a connection to Redis can be established and attempt to pull back server statistics
/// </summary>
/// <param name="connectionString">A StackExchange.Redis connection string</param>
/// <returns>A <see cref="HealthResponse"/> object that contains the return status of this health check</returns>
public static HealthResponse CheckHealth(string connectionString)
{
try
{
ConnectionMultiplexer conn = ConnectionMultiplexer.Connect(connectionString);
string[] server = conn.GetStatus().Split(';');
conn.Close();
return(HealthResponse.Healthy(server[0]));
}
catch (Exception e)
{
return(HealthResponse.Unhealthy(e));
}
}
/// <summary>
/// Check that a connection can be established to Postgresql and return the server version
/// </summary>
/// <param name="connectionString">An Npgsql connection string</param>
/// <returns>A <see cref="HealthResponse"/> object that contains the return status of this health check</returns>
public static HealthResponse CheckHealth(string connectionString)
{
try
{
SqlConnection conn = new SqlConnection(connectionString);
conn.Open();
string host = conn.DataSource;
string version = conn.ServerVersion;
conn.Close();
conn.Dispose();
return(HealthResponse.Healthy(new { host = host, version = version }));
}
catch (Exception e)
{
return(HealthResponse.Unhealthy(e));
}
}
/// <summary>
/// Check that a connection can be established to Postgresql and return the server version
/// </summary>
/// <param name="connectionString">An Npgsql connection string</param>
/// <returns>A <see cref="HealthResponse"/> object that contains the return status of this health check</returns>
public static HealthResponse CheckHealth(string connectionString)
{
try
{
NpgsqlConnection conn = new NpgsqlConnection(connectionString);
NpgsqlConnection.ClearPool(conn);
conn.Open();
string host = conn.Host;
string version = conn.PostgreSqlVersion.ToString();
int port = conn.Port;
conn.Close();
conn.Dispose();
return(HealthResponse.Healthy(new { host = host, port = port, version = version }));
}
catch (Exception e)
{
return(HealthResponse.Unhealthy(e));
}
}
/// <summary>
/// Add services to the application and configure service provider
/// </summary>
/// <param name="services">Collection of service descriptors</param>
/// <param name="configuration">Configuration root of the application</param>
/// <returns>Configured service provider</returns>
public static (IEngine, NetProOption) ConfigureApplicationServices(this IServiceCollection services,
IConfiguration configuration, IHostEnvironment hostEnvironment)
{
var netProOption = services.ConfigureStartupConfig <NetProOption>(configuration.GetSection(nameof(NetProOption)));
services.ConfigureStartupConfig <HostingConfig>(configuration.GetSection("Hosting"));
if (string.IsNullOrWhiteSpace(netProOption.ApplicationName))
{
netProOption.ApplicationName = hostEnvironment.ApplicationName;
}
if (hostEnvironment.EnvironmentName == Environments.Development)
{
Console.WriteAscii("Hello NetPro", Color.FromArgb(244, 212, 255));
//使用dotnet watch run 启动后可以调试此进程id
Console.WriteLine($"[{DateTime.Now:HH:mm:ss} {hostEnvironment.EnvironmentName}] dotnet process id:{Process.GetCurrentProcess().Id}");
}
//most of API providers require TLS 1.2 nowadays
ServicePointManager.SecurityProtocol = SecurityProtocolType.Tls12;
services.AddHttpContextAccessor();
//create default file provider
CoreHelper.DefaultFileProvider = new NetProFileProvider(hostEnvironment);
//日志初始化配置
services.ConfigureSerilogConfig(configuration);
//create, initialize and configure the engine
var engine = EngineContext.Create();
engine.ConfigureServices(services, configuration, netProOption);
if (int.TryParse(configuration.GetValue <string>("NetPro:ThreadMinCount"), out int threadMinCount) && threadMinCount > 2)
{
if (ThreadPool.SetMinThreads(Environment.ProcessorCount * threadMinCount, Environment.ProcessorCount * threadMinCount))
{
ThreadPool.GetMinThreads(out int work, out int comple);
ThreadPool.GetAvailableThreads(out int worktemp, out int completemp);
Console.WriteLine($"核心数为：{Environment.ProcessorCount}--默认线程最小为：{work}--Available:{worktemp}");
}
else
{
Console.WriteLine("最小线程数设置大于系统提供，设置失效！！");
}
}
if (!configuration.GetValue <bool>("Apollo:Enabled", false))
{
HealthCheckRegistry.RegisterHealthCheck("apollo", () =>
{
var uri = new Uri(configuration.GetValue <string>("Apollo:MetaServer"));
using (var tcpClient = new System.Net.Sockets.TcpClient(uri.Host, uri.Port))
{
if (tcpClient.Connected)
{
Console.WriteLine($"pollo:Env：{configuration.GetValue<string>("Apollo:Env")}");
Console.WriteLine($"Apollo:Cluster：{configuration.GetValue<string>("Apollo:Cluster")}");
return(HealthResponse.Healthy($"{uri.Host}:{uri.Port}连接正常--pollo:Env：{configuration.GetValue<string>("Apollo:Env")}--Apollo:Cluster：{configuration.GetValue<string>("Apollo:Cluster")}"));
}
return(HealthResponse.Unhealthy($"Apollo{uri.Host}:{uri.Port}连接不正常"));
}
});
}
return(engine, netProOption);
}
public void Configure(IApplicationBuilder app)
{
// Add logging
ApplicationLog.AddConsole();
ApplicationLog.AddFile("Test.log");
Logger logger = ApplicationLog.CreateLogger <Startup>();
logger.Info("Initializing service");
// Build an IConfiguration instance using the ConfigurationBuilder as normal
Dictionary <string, string> collection = new Dictionary <string, string>()
{
{ "key1", "value1" }, { "key2", "value2" }
};
var config1 = new ConfigurationBuilder().AddInMemoryCollection(collection).Build();
var config2 = new ConfigurationBuilder().SetBasePath(_env.ContentRootPath).AddIniFile("hosting.ini").Build();
var config3 = new ConfigurationBuilder().SetBasePath(_env.ContentRootPath).AddJsonFile("config.json").Build();
// AppConfig is a static class that groups together instances of IConfiguration and makes them available statically anywhere in the application
AppConfig.AddConfigurationObject(config1, "memorySource");
AppConfig.AddConfigurationObject(config2, "iniSource");
AppConfig.AddConfigurationObject(config3, "jsonSource");
// The above configuration sources can now be referenced easily with a static helper function
Console.WriteLine("key1 key in memorySource: " + AppConfig.Get("memorySource", "key1"));
Console.WriteLine("server.urls key in iniSource: " + AppConfig.Get("iniSource", "server.urls"));
// Runtime configuration can be updated easily as well
AppConfig.Set("iniSource", "server.urls", "http://localhost:5001");
Console.WriteLine("Modified server.urls key in iniSource: " + AppConfig.Get("iniSource", "server.urls"));
/*
* Health checks are simply functions that return either healthy or unhealthy with an optional message string
*/
HealthCheckRegistry.RegisterHealthCheck("MyCustomMonitor", () => HealthResponse.Healthy("Test Message"));
HealthCheckRegistry.RegisterHealthCheck("MyCustomMonitor2", () => HealthResponse.Healthy("Test Message2"));
HealthCheckRegistry.RegisterHealthCheck("SampleOperation", () => SampleHealthCheckOperation());
/*
* Some bundled health checks that can be used
*/
// Redis health check (Requires StackExchange.Redis)
//HealthCheckRegistry.RegisterHealthCheck("Redis", () => RedisHealthCheck.CheckHealth("localhost"));
// PostgreSQL health check (Requires Npgsql)
//HealthCheckRegistry.RegisterHealthCheck("Postgresql", () => PostgresqlHealthCheck.CheckHealth("Host=localhost;Username=postgres;Password=postgres;Database=postgres"));
// SQL Server health check (Requires System.Data.SqlClient)
//HealthCheckRegistry.RegisterHealthCheck("SqlServer", () => SqlServerCheck.CheckHealth("Server=localhost;Database=master;User Id=sa;Password=password; "));
// RavenDB health check
//HealthCheckRegistry.RegisterHealthCheck("ravendb", () => RavenDbHealthCheck.CheckHealth("Url=http://192.168.153.55:8080;DefaultDatabase=<system>"));
// MongoDB health check
//HealthCheckRegistry.RegisterHealthCheck("mongodb", () => MongoHealthCheck.CheckHealth("mongodb://localhost:27017"));
/*
* Uncomment the below line to only allow access to the actuator endpoints from localhost
*
* Allowed patterns are:
*
* 1. CIDR range: "192.168.0.0/24", "fe80::/10"
* 2. Single address: "127.0.0.1", ":;1"
* 3. Begin end range: "169.258.0.0-169.258.0.255"
* 4. Bit mask range: "192.168.0.0/255.255.255.0"
*
* NOTE: Currently this feature is not supported under Kestrel self-host as it does not set the client's IP address in HttpContext
*/
//MicroserviceBootstrap.AllowedIpAddresses = IpAddressRange.Parse("127.0.0.0/8");
// Activate /health endpoint
app.UseHealthEndpoint();
/*
* Activate /env endpoint
*
* The ApplicationConfiguration element of the env endpoint will only contain data if the AppConfig helper class is
* used to manage application configuration
*/
app.UseEnvironmentEndpoint();
/*
* The compiler directive below is only required if you plan to target .NET core as well as the full CLR
* If you don't target dnxcore50 in your project.json you can remove the below #if and just call UseInfoEndpoint()
* without any parameters
*/
// Activate /info endpoint
#if NETCOREAPP1_0
// Required for .NET Core until the relevant APIs are added
app.UseInfoEndpoint(typeof(Startup).GetTypeInfo().Assembly.GetName());
#else
app.UseInfoEndpoint();
#endif
}
/// <summary>
/// Add services to the application and configure service provider
/// </summary>
/// <param name="services">Collection of service descriptors</param>
/// <param name="configuration">Configuration root of the application</param>
/// <returns>Configured service provider</returns>
public static (IEngine, NetProOption) ConfigureApplicationServices(this IServiceCollection services,
IConfiguration configuration, IHostEnvironment hostEnvironment)
{
//文件查找组件注入
services.AddFileProcessService();
var netProOption = services.ConfigureStartupConfig <NetProOption>(configuration.GetSection(nameof(NetProOption)));
services.ConfigureStartupConfig <HostingConfig>(configuration.GetSection("Hosting"));
if (string.IsNullOrWhiteSpace(netProOption.ApplicationName))
{
netProOption.ApplicationName = hostEnvironment.ApplicationName;
}
if (hostEnvironment.EnvironmentName == Environments.Development)
{
Console.Title = hostEnvironment.ApplicationName;
Console.ForegroundColor = ConsoleColor.Cyan;
Console.WriteLine(Figgle.FiggleFonts.Varsity.Render(new string(new char[] { 'N', 'e', 't', 'P', 'r', 'o' })));
Console.ResetColor();
//使用dotnet watch run 启动后可以调试此进程id
Console.WriteLine($"[{DateTime.Now:HH:mm:ss} {hostEnvironment.EnvironmentName}] dotnet process id:{Process.GetCurrentProcess().Id}");
}
//most of API providers require TLS 1.2 nowadays
ServicePointManager.SecurityProtocol = SecurityProtocolType.Tls12;
services.AddHttpContextAccessor();
services.AddHttpClient();
////create default file provider
//CoreHelper.DefaultFileProvider = new NetProFileProvider(hostEnvironment);
//日志初始化配置
services.ConfigureSerilogConfig(configuration);
//create, initialize and configure the engine
var engine = EngineContext.Create();
engine.ConfigureServices(services, configuration, netProOption);
if (netProOption.ThreadMinCount > 2)
{
if (ThreadPool.SetMinThreads(Environment.ProcessorCount * netProOption.ThreadMinCount, Environment.ProcessorCount * netProOption.ThreadMinCount))
{
ThreadPool.GetMinThreads(out int work, out int comple);
ThreadPool.GetAvailableThreads(out int worktemp, out int completemp);
Console.WriteLine($"[{DateTime.Now:HH:mm:ss} 核心数为：{Environment.ProcessorCount}--默认线程最小为：{work}--Available:{worktemp}");
}
else
{
Console.WriteLine($"[{DateTime.Now:HH:mm:ss} 最小线程数设置大于系统提供，设置失效！！");
}
}
if (configuration.GetValue <bool>("Apollo:Enabled", false))
{
Console.WriteLine($"[{DateTime.Now:HH:mm:ss}] apollo已开启");
Console.WriteLine($"[{DateTime.Now:HH:mm:ss}] Apollo MetaServer={configuration.GetValue<string>("Apollo:MetaServer")}");
HealthCheckRegistry.RegisterHealthCheck("apollo", () =>
{
var uri = new Uri(configuration.GetValue <string>("Apollo:MetaServer"));
using (var tcpClient = new System.Net.Sockets.TcpClient(uri.Host, uri.Port))
{
if (tcpClient.Connected)
{
Console.WriteLine($"[{DateTime.Now:HH:mm:ss}] pollo:Env={configuration.GetValue<string>("Apollo:Env")}");
Console.WriteLine($"[{DateTime.Now:HH:mm:ss}] Apollo:Cluster={configuration.GetValue<string>("Apollo:Cluster")}");
return(HealthResponse.Healthy($"{uri.Host}:{uri.Port}connection successful; pollo:Env={configuration.GetValue<string>("Apollo:Env")}--Apollo:Cluster={configuration.GetValue<string>("Apollo:Cluster")}"));
}
return(HealthResponse.Unhealthy($"Apollo{uri.Host}:{uri.Port} connection failed"));
}