mirror of https://github.com/winsw/winsw
Splitting a file into smaller chunks.
Kohsuke Kawaguchi
parent
6060b4a58d
commit
8d1deb2ae4
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@ -0,0 +1,58 @@
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using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Data;
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using System.Diagnostics;
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using System.Runtime.InteropServices;
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using System.ServiceProcess;
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using System.Text;
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using System.IO;
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using System.Net;
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using WMI;
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using System.Xml;
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using System.Threading;
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using Microsoft.Win32;
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namespace winsw
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{
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/// <summary>
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/// Specify the download activities prior to the launch.
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/// This enables self-updating services.
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/// </summary>
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public class Download
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{
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public readonly string From;
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public readonly string To;
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internal Download(XmlNode n)
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{
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From = Environment.ExpandEnvironmentVariables(n.Attributes["from"].Value);
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To = Environment.ExpandEnvironmentVariables(n.Attributes["to"].Value);
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}
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public void Perform()
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{
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WebRequest req = WebRequest.Create(From);
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WebResponse rsp = req.GetResponse();
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FileStream tmpstream = new FileStream(To + ".tmp", FileMode.Create);
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CopyStream(rsp.GetResponseStream(), tmpstream);
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// only after we successfully downloaded a file, overwrite the existing one
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if (File.Exists(To))
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File.Delete(To);
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File.Move(To + ".tmp", To);
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}
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private static void CopyStream(Stream i, Stream o)
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{
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byte[] buf = new byte[8192];
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while (true)
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{
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int len = i.Read(buf, 0, buf.Length);
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if (len <= 0) break;
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o.Write(buf, 0, len);
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}
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i.Close();
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o.Close();
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}
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}
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}
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396
Main.cs
396
Main.cs
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@ -37,402 +37,6 @@ namespace winsw
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SERVICE_PAUSED = 0x00000007,
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}
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/// <summary>
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/// In-memory representation of the configuration file.
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/// </summary>
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public class ServiceDescriptor
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{
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private readonly XmlDocument dom = new XmlDocument();
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/// <summary>
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/// Where did we find the configuration file?
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///
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/// This string is "c:\abc\def\ghi" when the configuration XML is "c:\abc\def\ghi.xml"
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/// </summary>
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public readonly string BasePath;
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/// <summary>
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/// The file name portion of the configuration file.
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///
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/// In the above example, this would be "ghi".
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/// </summary>
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public readonly string BaseName;
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public static string ExecutablePath
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{
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get
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{
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// this returns the executable name as given by the calling process, so
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// it needs to be absolutized.
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string p = Environment.GetCommandLineArgs()[0];
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return Path.Combine(AppDomain.CurrentDomain.BaseDirectory, p);
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}
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}
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public ServiceDescriptor()
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{
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// find co-located configuration xml. We search up to the ancestor directories to simplify debugging,
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// as well as trimming off ".vshost" suffix (which is used during debugging)
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string p = ExecutablePath;
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string baseName = Path.GetFileNameWithoutExtension(p);
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if (baseName.EndsWith(".vshost")) baseName = baseName.Substring(0, baseName.Length - 7);
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while (true)
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{
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p = Path.GetDirectoryName(p);
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if (File.Exists(Path.Combine(p, baseName + ".xml")))
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break;
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}
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// register the base directory as environment variable so that future expansions can refer to this.
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Environment.SetEnvironmentVariable("BASE", p);
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BaseName = baseName;
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BasePath = Path.Combine(p, BaseName);
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dom.Load(BasePath+".xml");
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}
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private string SingleElement(string tagName)
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{
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var n = dom.SelectSingleNode("//" + tagName);
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if (n == null) throw new InvalidDataException("<" + tagName + "> is missing in configuration XML");
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return Environment.ExpandEnvironmentVariables(n.InnerText);
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}
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/// <summary>
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/// Path to the executable.
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/// </summary>
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public string Executable
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{
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get
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{
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return SingleElement("executable");
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}
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}
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/// <summary>
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/// Optionally specify a different Path to an executable to shutdown the service.
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/// </summary>
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public string StopExecutable
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{
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get
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{
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return AppendTags("stopexecutable");
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}
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}
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/// <summary>
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/// Arguments or multiple optional argument elements which overrule the arguments element.
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/// </summary>
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public string Arguments
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{
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get
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{
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string arguments = AppendTags("argument");
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if (arguments == null)
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{
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var tagName = "arguments";
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var argumentsNode = dom.SelectSingleNode("//" + tagName);
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if (argumentsNode == null)
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{
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if (AppendTags("startargument") == null)
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{
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throw new InvalidDataException("<" + tagName + "> is missing in configuration XML");
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}
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else
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{
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return "";
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}
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}
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return Environment.ExpandEnvironmentVariables(argumentsNode.InnerText);
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}
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else
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{
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return arguments;
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}
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}
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}
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/// <summary>
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/// Multiple optional startargument elements.
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/// </summary>
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public string Startarguments
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{
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get
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{
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return AppendTags("startargument");
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}
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}
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/// <summary>
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/// Multiple optional stopargument elements.
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/// </summary>
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public string Stoparguments
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{
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get
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{
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return AppendTags("stopargument");
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}
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}
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/// <summary>
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/// Combines the contents of all the elements of the given name,
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/// or return null if no element exists.
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/// </summary>
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private string AppendTags(string tagName)
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{
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XmlNode argumentNode = dom.SelectSingleNode("//" + tagName);
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if (argumentNode == null)
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{
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return null;
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}
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else
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{
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string arguments = "";
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foreach (XmlNode argument in dom.SelectNodes("//" + tagName))
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{
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arguments += " " + argument.InnerText;
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}
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return Environment.ExpandEnvironmentVariables(arguments);
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}
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}
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/// <summary>
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/// LogDirectory is the service wrapper executable directory or the optionally specified logpath element.
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/// </summary>
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public string LogDirectory
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{
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get
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{
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XmlNode loggingNode = dom.SelectSingleNode("//logpath");
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if (loggingNode != null)
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{
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return loggingNode.InnerText;
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}
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else
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{
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return Path.GetDirectoryName(ExecutablePath);
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}
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}
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}
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/// <summary>
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/// Logmode to 'reset', 'rotate' once or 'append' [default] the out.log and err.log files.
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/// </summary>
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public string Logmode
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{
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get
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{
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XmlNode logmodeNode = dom.SelectSingleNode("//logmode");
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if (logmodeNode == null)
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{
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return "append";
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}
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else
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{
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return logmodeNode.InnerText;
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}
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}
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}
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/// <summary>
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/// Optionally specified depend services that must start before this service starts.
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/// </summary>
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public string[] ServiceDependencies
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{
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get
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{
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System.Collections.ArrayList serviceDependencies = new System.Collections.ArrayList();
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foreach (XmlNode depend in dom.SelectNodes("//depend"))
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{
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serviceDependencies.Add(depend.InnerText);
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}
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return (string[])serviceDependencies.ToArray(typeof(string));
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}
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}
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public string Id
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{
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get
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{
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return SingleElement("id");
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}
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}
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public string Caption
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{
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get
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{
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return SingleElement("name");
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}
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}
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public string Description
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{
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get
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{
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return SingleElement("description");
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}
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}
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/// <summary>
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/// True if the service should when finished on shutdown.
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/// </summary>
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public bool BeepOnShutdown
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{
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get
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{
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return dom.SelectSingleNode("//beeponshutdown") != null;
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}
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}
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/// <summary>
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/// The estimated time required for a pending stop operation, in milliseconds (default 15 secs).
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/// Before the specified amount of time has elapsed, the service should make its next call to the SetServiceStatus function
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/// with either an incremented checkPoint value or a change in currentState. (see http://msdn.microsoft.com/en-us/library/ms685996.aspx)
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/// </summary>
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public int WaitHint
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{
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get
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{
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XmlNode waithintNode = dom.SelectSingleNode("//waithint");
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if (waithintNode == null)
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{
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return 15000;
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}
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else
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{
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return int.Parse(waithintNode.InnerText);
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}
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}
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}
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/// <summary>
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/// The time, in milliseconds (default 1 sec), before the service should make its next call to the SetServiceStatus function
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/// with an incremented checkPoint value.
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/// Do not wait longer than the wait hint. A good interval is one-tenth of the wait hint but not less than 1 second and not more than 10 seconds.
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/// </summary>
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public int SleepTime
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{
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get
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{
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XmlNode sleeptimeNode = dom.SelectSingleNode("//sleeptime");
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if (sleeptimeNode == null)
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{
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return 1000;
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}
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else
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{
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return int.Parse(sleeptimeNode.InnerText);
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}
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}
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}
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/// <summary>
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/// True if the service can interact with the desktop.
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/// </summary>
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public bool Interactive
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{
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get
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{
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return dom.SelectSingleNode("//interactive") != null;
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}
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}
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/// <summary>
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/// Environment variable overrides
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/// </summary>
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public Dictionary<string, string> EnvironmentVariables
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{
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get
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{
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Dictionary<string, string> map = new Dictionary<string, string>();
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foreach (XmlNode n in dom.SelectNodes("//env"))
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{
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string key = n.Attributes["name"].Value;
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string value = Environment.ExpandEnvironmentVariables(n.Attributes["value"].Value);
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map[key] = value;
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Environment.SetEnvironmentVariable(key, value);
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}
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return map;
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}
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}
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/// <summary>
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/// List of downloads to be performed by the wrapper before starting
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/// a service.
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/// </summary>
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public List<Download> Downloads
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{
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get
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{
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List<Download> r = new List<Download>();
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foreach (XmlNode n in dom.SelectNodes("//download"))
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{
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r.Add(new Download(n));
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}
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return r;
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}
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}
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}
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/// <summary>
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/// Specify the download activities prior to the launch.
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/// This enables self-updating services.
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/// </summary>
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public class Download
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{
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public readonly string From;
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public readonly string To;
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internal Download(XmlNode n)
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{
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From = Environment.ExpandEnvironmentVariables(n.Attributes["from"].Value);
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To = Environment.ExpandEnvironmentVariables(n.Attributes["to"].Value);
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}
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public void Perform()
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{
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WebRequest req = WebRequest.Create(From);
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WebResponse rsp = req.GetResponse();
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FileStream tmpstream = new FileStream(To+".tmp", FileMode.Create);
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CopyStream(rsp.GetResponseStream(), tmpstream);
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// only after we successfully downloaded a file, overwrite the existing one
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if(File.Exists(To))
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File.Delete(To);
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File.Move(To + ".tmp", To);
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}
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private static void CopyStream(Stream i, Stream o)
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{
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byte[] buf = new byte[8192];
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while (true)
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{
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int len = i.Read(buf, 0, buf.Length);
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if (len <= 0) break;
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o.Write(buf, 0, len);
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}
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i.Close();
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o.Close();
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}
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}
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public class WrapperService : ServiceBase
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{
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[DllImport("ADVAPI32.DLL")]
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|
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@ -0,0 +1,371 @@
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using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Data;
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using System.Diagnostics;
|
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using System.Runtime.InteropServices;
|
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using System.ServiceProcess;
|
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using System.Text;
|
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using System.IO;
|
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using System.Net;
|
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using WMI;
|
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using System.Xml;
|
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using System.Threading;
|
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using Microsoft.Win32;
|
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namespace winsw
|
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{
|
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/// <summary>
|
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/// In-memory representation of the configuration file.
|
||||
/// </summary>
|
||||
public class ServiceDescriptor
|
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{
|
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private readonly XmlDocument dom = new XmlDocument();
|
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|
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/// <summary>
|
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/// Where did we find the configuration file?
|
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///
|
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/// This string is "c:\abc\def\ghi" when the configuration XML is "c:\abc\def\ghi.xml"
|
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/// </summary>
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public readonly string BasePath;
|
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/// <summary>
|
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/// The file name portion of the configuration file.
|
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///
|
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/// In the above example, this would be "ghi".
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/// </summary>
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public readonly string BaseName;
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|
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public static string ExecutablePath
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{
|
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get
|
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{
|
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// this returns the executable name as given by the calling process, so
|
||||
// it needs to be absolutized.
|
||||
string p = Environment.GetCommandLineArgs()[0];
|
||||
return Path.Combine(AppDomain.CurrentDomain.BaseDirectory, p);
|
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|
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}
|
||||
}
|
||||
|
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public ServiceDescriptor()
|
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{
|
||||
// find co-located configuration xml. We search up to the ancestor directories to simplify debugging,
|
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// as well as trimming off ".vshost" suffix (which is used during debugging)
|
||||
string p = ExecutablePath;
|
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string baseName = Path.GetFileNameWithoutExtension(p);
|
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if (baseName.EndsWith(".vshost")) baseName = baseName.Substring(0, baseName.Length - 7);
|
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while (true)
|
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{
|
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p = Path.GetDirectoryName(p);
|
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if (File.Exists(Path.Combine(p, baseName + ".xml")))
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break;
|
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}
|
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|
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// register the base directory as environment variable so that future expansions can refer to this.
|
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Environment.SetEnvironmentVariable("BASE", p);
|
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|
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BaseName = baseName;
|
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BasePath = Path.Combine(p, BaseName);
|
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|
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dom.Load(BasePath + ".xml");
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}
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|
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private string SingleElement(string tagName)
|
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{
|
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var n = dom.SelectSingleNode("//" + tagName);
|
||||
if (n == null) throw new InvalidDataException("<" + tagName + "> is missing in configuration XML");
|
||||
return Environment.ExpandEnvironmentVariables(n.InnerText);
|
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}
|
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|
||||
/// <summary>
|
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/// Path to the executable.
|
||||
/// </summary>
|
||||
public string Executable
|
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{
|
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get
|
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{
|
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return SingleElement("executable");
|
||||
}
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// Optionally specify a different Path to an executable to shutdown the service.
|
||||
/// </summary>
|
||||
public string StopExecutable
|
||||
{
|
||||
get
|
||||
{
|
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return AppendTags("stopexecutable");
|
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}
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// Arguments or multiple optional argument elements which overrule the arguments element.
|
||||
/// </summary>
|
||||
public string Arguments
|
||||
{
|
||||
get
|
||||
{
|
||||
string arguments = AppendTags("argument");
|
||||
|
||||
if (arguments == null)
|
||||
{
|
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var tagName = "arguments";
|
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var argumentsNode = dom.SelectSingleNode("//" + tagName);
|
||||
|
||||
if (argumentsNode == null)
|
||||
{
|
||||
if (AppendTags("startargument") == null)
|
||||
{
|
||||
throw new InvalidDataException("<" + tagName + "> is missing in configuration XML");
|
||||
}
|
||||
else
|
||||
{
|
||||
return "";
|
||||
}
|
||||
}
|
||||
|
||||
return Environment.ExpandEnvironmentVariables(argumentsNode.InnerText);
|
||||
}
|
||||
else
|
||||
{
|
||||
return arguments;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// Multiple optional startargument elements.
|
||||
/// </summary>
|
||||
public string Startarguments
|
||||
{
|
||||
get
|
||||
{
|
||||
return AppendTags("startargument");
|
||||
}
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// Multiple optional stopargument elements.
|
||||
/// </summary>
|
||||
public string Stoparguments
|
||||
{
|
||||
get
|
||||
{
|
||||
return AppendTags("stopargument");
|
||||
}
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// Combines the contents of all the elements of the given name,
|
||||
/// or return null if no element exists.
|
||||
/// </summary>
|
||||
private string AppendTags(string tagName)
|
||||
{
|
||||
XmlNode argumentNode = dom.SelectSingleNode("//" + tagName);
|
||||
|
||||
if (argumentNode == null)
|
||||
{
|
||||
return null;
|
||||
}
|
||||
else
|
||||
{
|
||||
string arguments = "";
|
||||
|
||||
foreach (XmlNode argument in dom.SelectNodes("//" + tagName))
|
||||
{
|
||||
arguments += " " + argument.InnerText;
|
||||
}
|
||||
|
||||
return Environment.ExpandEnvironmentVariables(arguments);
|
||||
}
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// LogDirectory is the service wrapper executable directory or the optionally specified logpath element.
|
||||
/// </summary>
|
||||
public string LogDirectory
|
||||
{
|
||||
get
|
||||
{
|
||||
XmlNode loggingNode = dom.SelectSingleNode("//logpath");
|
||||
|
||||
if (loggingNode != null)
|
||||
{
|
||||
return loggingNode.InnerText;
|
||||
}
|
||||
else
|
||||
{
|
||||
return Path.GetDirectoryName(ExecutablePath);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/// <summary>
|
||||
/// Logmode to 'reset', 'rotate' once or 'append' [default] the out.log and err.log files.
|
||||
/// </summary>
|
||||
public string Logmode
|
||||
{
|
||||
get
|
||||
{
|
||||
XmlNode logmodeNode = dom.SelectSingleNode("//logmode");
|
||||
|
||||
if (logmodeNode == null)
|
||||
{
|
||||
return "append";
|
||||
}
|
||||
else
|
||||
{
|
||||
return logmodeNode.InnerText;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// Optionally specified depend services that must start before this service starts.
|
||||
/// </summary>
|
||||
public string[] ServiceDependencies
|
||||
{
|
||||
get
|
||||
{
|
||||
System.Collections.ArrayList serviceDependencies = new System.Collections.ArrayList();
|
||||
|
||||
foreach (XmlNode depend in dom.SelectNodes("//depend"))
|
||||
{
|
||||
serviceDependencies.Add(depend.InnerText);
|
||||
}
|
||||
|
||||
return (string[])serviceDependencies.ToArray(typeof(string));
|
||||
}
|
||||
}
|
||||
|
||||
public string Id
|
||||
{
|
||||
get
|
||||
{
|
||||
return SingleElement("id");
|
||||
}
|
||||
}
|
||||
|
||||
public string Caption
|
||||
{
|
||||
get
|
||||
{
|
||||
return SingleElement("name");
|
||||
}
|
||||
}
|
||||
|
||||
public string Description
|
||||
{
|
||||
get
|
||||
{
|
||||
return SingleElement("description");
|
||||
}
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// True if the service should when finished on shutdown.
|
||||
/// </summary>
|
||||
public bool BeepOnShutdown
|
||||
{
|
||||
get
|
||||
{
|
||||
return dom.SelectSingleNode("//beeponshutdown") != null;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/// <summary>
|
||||
/// The estimated time required for a pending stop operation, in milliseconds (default 15 secs).
|
||||
/// Before the specified amount of time has elapsed, the service should make its next call to the SetServiceStatus function
|
||||
/// with either an incremented checkPoint value or a change in currentState. (see http://msdn.microsoft.com/en-us/library/ms685996.aspx)
|
||||
/// </summary>
|
||||
public int WaitHint
|
||||
{
|
||||
get
|
||||
{
|
||||
XmlNode waithintNode = dom.SelectSingleNode("//waithint");
|
||||
|
||||
if (waithintNode == null)
|
||||
{
|
||||
return 15000;
|
||||
}
|
||||
else
|
||||
{
|
||||
return int.Parse(waithintNode.InnerText);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/// <summary>
|
||||
/// The time, in milliseconds (default 1 sec), before the service should make its next call to the SetServiceStatus function
|
||||
/// with an incremented checkPoint value.
|
||||
/// Do not wait longer than the wait hint. A good interval is one-tenth of the wait hint but not less than 1 second and not more than 10 seconds.
|
||||
/// </summary>
|
||||
public int SleepTime
|
||||
{
|
||||
get
|
||||
{
|
||||
XmlNode sleeptimeNode = dom.SelectSingleNode("//sleeptime");
|
||||
|
||||
if (sleeptimeNode == null)
|
||||
{
|
||||
return 1000;
|
||||
}
|
||||
else
|
||||
{
|
||||
return int.Parse(sleeptimeNode.InnerText);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// True if the service can interact with the desktop.
|
||||
/// </summary>
|
||||
public bool Interactive
|
||||
{
|
||||
get
|
||||
{
|
||||
return dom.SelectSingleNode("//interactive") != null;
|
||||
}
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// Environment variable overrides
|
||||
/// </summary>
|
||||
public Dictionary<string, string> EnvironmentVariables
|
||||
{
|
||||
get
|
||||
{
|
||||
Dictionary<string, string> map = new Dictionary<string, string>();
|
||||
foreach (XmlNode n in dom.SelectNodes("//env"))
|
||||
{
|
||||
string key = n.Attributes["name"].Value;
|
||||
string value = Environment.ExpandEnvironmentVariables(n.Attributes["value"].Value);
|
||||
map[key] = value;
|
||||
|
||||
Environment.SetEnvironmentVariable(key, value);
|
||||
}
|
||||
return map;
|
||||
}
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// List of downloads to be performed by the wrapper before starting
|
||||
/// a service.
|
||||
/// </summary>
|
||||
public List<Download> Downloads
|
||||
{
|
||||
get
|
||||
{
|
||||
List<Download> r = new List<Download>();
|
||||
foreach (XmlNode n in dom.SelectNodes("//download"))
|
||||
{
|
||||
r.Add(new Download(n));
|
||||
}
|
||||
return r;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
|
@ -46,11 +46,13 @@
|
|||
<Reference Include="System.Xml" />
|
||||
</ItemGroup>
|
||||
<ItemGroup>
|
||||
<Compile Include="Download.cs" />
|
||||
<Compile Include="DynamicProxy.cs" />
|
||||
<Compile Include="Main.cs">
|
||||
<SubType>Component</SubType>
|
||||
</Compile>
|
||||
<Compile Include="Properties\AssemblyInfo.cs" />
|
||||
<Compile Include="ServiceDescriptor.cs" />
|
||||
<Compile Include="Wmi.cs" />
|
||||
<Compile Include="WmiSchema.cs" />
|
||||
</ItemGroup>
|
||||
|
|
|
|||
Loading…
Reference in New Issue