public void Install(IServiceConfiguration configuration)
{
Guard.AgainstNull(configuration, nameof(configuration));
GuardAdministrator();
if (!string.IsNullOrEmpty(configuration.ServicePath))
{
new ServiceInvoker(configuration).Execute(ServiceCommand.Install);
return;
}
CallContext.LogicalSetData(ServiceConfigurationKey, configuration);
var instancedServiceName = configuration.GetInstancedServiceName();
var log = ServiceHostEventLog.GetEventLog(instancedServiceName);
ConsoleExtensions.WriteLine(ConsoleColor.Green, $"Installing service '{instancedServiceName}'.");
var entryAssembly = Assembly.GetEntryAssembly();
if (entryAssembly == null)
{
throw new InvalidOperationException("An entry assembly is required in order to install a service.");
}
var entryAssemblyLocation = entryAssembly.Location;
if (string.IsNullOrEmpty(entryAssemblyLocation))
{
throw new InvalidOperationException("The entry assembly has no location.");
}
if (!Path.GetExtension(entryAssemblyLocation).Equals(".exe", StringComparison.InvariantCultureIgnoreCase))
{
throw new InvalidOperationException(
"The entry assembly must be an 'exe' in order to install as a service.");
}
var assemblyInstaller = new AssemblyInstaller(typeof(ServiceHost).Assembly, null);
using (var installer = assemblyInstaller)
{
IDictionary state = new Hashtable();
installer.UseNewContext = true;
try
{
installer.Install(state);
installer.Commit(state);
var serviceKey = GetServiceKey(instancedServiceName);
serviceKey.SetValue("Description", configuration.Description);
serviceKey.SetValue("ImagePath",
$"{entryAssemblyLocation} /serviceName=\"{configuration.ServiceName}\"{(string.IsNullOrEmpty(configuration.Instance) ? string.Empty : $" /instance=\"{configuration.Instance}\"")}");
}
private ServiceHost(IServiceHostStart service, IServiceConfiguration configuration)
{
Guard.AgainstNull(service, nameof(service));
Guard.AgainstNull(configuration, nameof(configuration));
_service = service;
ServiceName = configuration.ServiceName;
_log = GetServiceHostEventLog(configuration);
AppDomain.CurrentDomain.UnhandledException += UnhandledException;
}