Files
duplicati/Duplicati/Server/WebServer.cs
T

1046 lines
48 KiB
C#

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using HttpServer.MVC;
using HttpServer.HttpModules;
using System.IO;
using Duplicati.Server.Serialization;
namespace Duplicati.Server
{
public class WebServer
{
/// <summary>
/// Option for changing the webroot folder
/// </summary>
public const string OPTION_WEBROOT = "webservice-webroot";
/// <summary>
/// Option for changing the webservice listen port
/// </summary>
public const string OPTION_PORT = "webservice-port";
/// <summary>
/// The single webserver instance
/// </summary>
private HttpServer.HttpServer m_server;
/// <summary>
/// The webserver listening port
/// </summary>
public readonly int Port;
/// <summary>
/// Sets up the webserver and starts it
/// </summary>
/// <param name="options">A set of options</param>
public WebServer(IDictionary<string, string> options)
{
int port;
string portstring;
IEnumerable<int> ports = null;
options.TryGetValue(OPTION_PORT, out portstring);
if (!string.IsNullOrEmpty(portstring))
ports =
from n in portstring.Split(new char[] { ',' }, StringSplitOptions.RemoveEmptyEntries)
where int.TryParse(n, out port)
select int.Parse(n);
if (ports == null || !ports.Any())
ports = new int[] { 8080 };
// If we are in hosted mode with no specified port,
// then try different ports
Exception e = null;
foreach(var p in ports)
try
{
// Due to the way the server is initialized,
// we cannot try to start it again on another port,
// so we create a new server for each attempt
var server = CreateServer(options);
server.Start(System.Net.IPAddress.Any, p);
m_server = server;
this.Port = p;
return;
}
catch (System.Net.Sockets.SocketException ex)
{
}
throw new Exception("Unable to open a socket for listening, tried ports: " + string.Join(",", from n in ports select n.ToString()));
}
private static HttpServer.HttpServer CreateServer(IDictionary<string, string> options)
{
HttpServer.HttpServer server = new HttpServer.HttpServer();
server.Add(new DynamicHandler());
string webroot = System.IO.Path.GetDirectoryName(System.Reflection.Assembly.GetExecutingAssembly().Location);
#if DEBUG
//For debug we go "../../../.." to get out of "GUI/Duplicati.GUI.TrayIcon/bin/debug"
string tmpwebroot = System.IO.Path.GetFullPath(System.IO.Path.Combine(webroot, "..", "..", "..", ".."));
tmpwebroot = System.IO.Path.Combine(tmpwebroot, "Server");
if (System.IO.Directory.Exists(System.IO.Path.Combine(tmpwebroot, "webroot")))
webroot = tmpwebroot;
else
{
//If we are running the server standalone, we only need to exit "bin/Debug"
tmpwebroot = System.IO.Path.GetFullPath(System.IO.Path.Combine(webroot, "..", ".."));
if (System.IO.Directory.Exists(System.IO.Path.Combine(tmpwebroot, "webroot")))
webroot = tmpwebroot;
}
if (Library.Utility.Utility.IsClientOSX)
{
string osxTmpWebRoot = System.IO.Path.GetFullPath(System.IO.Path.Combine(webroot, "..", "..", "..", "..", "..", "..", ".."));
osxTmpWebRoot = System.IO.Path.Combine(osxTmpWebRoot, "Server");
if (System.IO.Directory.Exists(System.IO.Path.Combine(osxTmpWebRoot, "webroot")))
webroot = osxTmpWebRoot;
}
#endif
webroot = System.IO.Path.Combine(webroot, "webroot");
if (options.ContainsKey(OPTION_WEBROOT))
{
string userroot = options[OPTION_WEBROOT];
#if DEBUG
//In debug mode we do not care where the path points
#else
//In release mode we check that the user supplied path is located
// in the same folders as the running application, to avoid users
// that inadvertently expose top level folders
if (!string.IsNullOrWhiteSpace(userroot)
&&
(
userroot.StartsWith(Library.Utility.Utility.AppendDirSeparator(System.Reflection.Assembly.GetExecutingAssembly().Location), Library.Utility.Utility.ClientFilenameStringComparision)
||
userroot.StartsWith(Library.Utility.Utility.AppendDirSeparator(Program.StartupPath), Library.Utility.Utility.ClientFilenameStringComparision)
)
)
#endif
{
webroot = userroot;
}
}
FileModule fh = new FileModule("/", webroot);
fh.AddDefaultMimeTypes();
fh.MimeTypes.Add("htc", "text/x-component");
fh.MimeTypes.Add("json", "application/json");
fh.MimeTypes.Add("map", "application/json");
server.Add(fh);
server.Add(new IndexHtmlHandler(System.IO.Path.Combine(webroot, "index.html")));
#if DEBUG
//For debugging, it is nice to know when we get a 404
server.Add(new DebugReportHandler());
#endif
return server;
}
private class BodyWriter : System.IO.StreamWriter, IDisposable
{
private HttpServer.IHttpResponse m_resp;
// We override the format provider so all JSON output uses US format
public override IFormatProvider FormatProvider
{
get { return System.Globalization.CultureInfo.InvariantCulture; }
}
public BodyWriter(HttpServer.IHttpResponse resp)
: base(resp.Body, resp.Encoding)
{
m_resp = resp;
}
protected override void Dispose (bool disposing)
{
if (!m_resp.HeadersSent)
{
base.Flush();
m_resp.ContentLength = base.BaseStream.Length;
m_resp.Send();
}
base.Dispose(disposing);
}
}
private class IndexHtmlHandler : HttpModule
{
private string m_defaultdoc;
public IndexHtmlHandler(string defaultdoc) { m_defaultdoc = defaultdoc; }
public override bool Process(HttpServer.IHttpRequest request, HttpServer.IHttpResponse response, HttpServer.Sessions.IHttpSession session)
{
if ((request.Uri.AbsolutePath == "/" || request.Uri.AbsolutePath == "/index.html" || request.Uri.AbsolutePath == "/index.htm") && System.IO.File.Exists(m_defaultdoc))
{
response.Status = System.Net.HttpStatusCode.OK;
response.Reason = "OK";
response.ContentType = "text/html";
using (var fs = System.IO.File.OpenRead(m_defaultdoc))
{
response.ContentLength = fs.Length;
response.Body = fs;
response.Send();
}
return true;
}
return false;
}
}
private class DebugReportHandler : HttpModule
{
public override bool Process(HttpServer.IHttpRequest request, HttpServer.IHttpResponse response, HttpServer.Sessions.IHttpSession session)
{
System.Diagnostics.Trace.WriteLine(string.Format("Rejecting request for {0}", request.Uri));
return false;
}
}
private class DynamicHandler : HttpModule
{
private delegate void ProcessSub(HttpServer.IHttpRequest request, HttpServer.IHttpResponse response, HttpServer.Sessions.IHttpSession session, BodyWriter writer);
private readonly Dictionary<string, ProcessSub> SUPPORTED_METHODS;
public DynamicHandler()
{
SUPPORTED_METHODS = new Dictionary<string, ProcessSub>(System.StringComparer.InvariantCultureIgnoreCase);
//Make a list of all supported actions
SUPPORTED_METHODS.Add("supported-actions", ListSupportedActions);
SUPPORTED_METHODS.Add("system-info", ListSystemInfo);
SUPPORTED_METHODS.Add("list-backups", ListBackups);
SUPPORTED_METHODS.Add("get-current-state", GetCurrentState);
SUPPORTED_METHODS.Add("get-progress-state", GetProgressState);
SUPPORTED_METHODS.Add("list-application-settings", ListApplicationSettings);
SUPPORTED_METHODS.Add("list-options", ListCoreOptions);
SUPPORTED_METHODS.Add("send-command", SendCommand);
SUPPORTED_METHODS.Add("get-backup-defaults", GetBackupDefaults);
SUPPORTED_METHODS.Add("get-folder-contents", GetFolderContents);
SUPPORTED_METHODS.Add("get-backup", GetBackup);
SUPPORTED_METHODS.Add("add-backup", AddBackup);
SUPPORTED_METHODS.Add("update-backup", UpdateBackup);
SUPPORTED_METHODS.Add("delete-backup", DeleteBackup);
SUPPORTED_METHODS.Add("validate-path", ValidatePath);
SUPPORTED_METHODS.Add("list-tags", ListTags);
SUPPORTED_METHODS.Add("test-backend", TestBackend);
}
public override bool Process (HttpServer.IHttpRequest request, HttpServer.IHttpResponse response, HttpServer.Sessions.IHttpSession session)
{
//We use the fake entry point /control.cgi to listen for requests
//This ensures that the rest of the webserver can just serve plain files
if (!request.Uri.AbsolutePath.Equals("/control.cgi", StringComparison.InvariantCultureIgnoreCase))
return false;
HttpServer.HttpInput input = request.Method.ToUpper() == "POST" ? request.Form : request.QueryString;
string action = input["action"].Value ?? "";
//Lookup the actual handler method
ProcessSub method;
SUPPORTED_METHODS.TryGetValue(action, out method);
if (method == null) {
response.Status = System.Net.HttpStatusCode.NotImplemented;
response.Reason = "Unsupported action: " + (action == null ? "<null>" : "");
response.Send();
} else {
//Default setup
response.Status = System.Net.HttpStatusCode.OK;
response.Reason = "OK";
#if DEBUG
response.ContentType = "text/plain";
#else
response.ContentType = "text/json";
#endif
using (BodyWriter bw = new BodyWriter(response))
{
try
{
method(request, response, session, bw);
}
catch (Exception ex)
{
if (!response.HeadersSent)
{
response.Status = System.Net.HttpStatusCode.InternalServerError;
response.Reason = ex.Message;
response.ContentType = "text/plain";
bw.WriteLine("Internal error");
#if DEBUG
bw.Write("Stacktrace: " + ex.ToString());
#endif
bw.Flush();
}
}
}
}
return true;
}
private void ReportError(HttpServer.IHttpResponse response, BodyWriter bw, string message)
{
response.Status = System.Net.HttpStatusCode.InternalServerError;
response.Reason = message;
OutputObject(bw, new { Error = message });
}
private void OutputObject (BodyWriter b, object o)
{
Serializer.SerializeJson(b, o);
}
private void TestBackend(HttpServer.IHttpRequest request, HttpServer.IHttpResponse response, HttpServer.Sessions.IHttpSession session, BodyWriter bw)
{
HttpServer.HttpInput input = request.Method.ToUpper() == "POST" ? request.Form : request.QueryString;
if (input["url"] == null || input["url"].Value == null)
{
ReportError(response, bw, "The path parameter was not set");
return;
}
try
{
using(var b = Duplicati.Library.DynamicLoader.BackendLoader.GetBackend(input["url"].Value, new Dictionary<string, string>()))
b.Test();
OutputObject(bw, new { Status = "OK" });
}
catch (Exception ex)
{
ReportError(response, bw, ex.Message);
}
}
private void ListSystemInfo(HttpServer.IHttpRequest request, HttpServer.IHttpResponse response, HttpServer.Sessions.IHttpSession session, BodyWriter bw)
{
OutputObject(bw, new
{
APIVersion = 1,
ServerVersion = System.Reflection.Assembly.GetExecutingAssembly().GetName().Version.ToString(),
ServerVersionName = License.VersionNumbers.Version,
ServerTime = DateTime.Now,
OSType = Library.Utility.Utility.IsClientLinux ? (Library.Utility.Utility.IsClientOSX ? "OSX" : "Linux") : "Windows",
DirectorySeparator = System.IO.Path.DirectorySeparatorChar,
PathSeparator = System.IO.Path.PathSeparator,
CaseSensitiveFilesystem = Duplicati.Library.Utility.Utility.IsFSCaseSensitive,
MonoVersion = Duplicati.Library.Utility.Utility.IsMono ? Duplicati.Library.Utility.Utility.MonoVersion.ToString() : null,
MachineName = System.Environment.MachineName,
NewLine = System.Environment.NewLine,
CLRVersion = System.Environment.Version.ToString(),
CLROSInfo = new
{
Platform = System.Environment.OSVersion.Platform.ToString(),
ServicePack = System.Environment.OSVersion.ServicePack,
Version = System.Environment.OSVersion.Version.ToString(),
VersionString = System.Environment.OSVersion.VersionString
},
Options = Serializable.ServerSettings.Options,
CompressionModules = Serializable.ServerSettings.CompressionModules,
EncryptionModules = Serializable.ServerSettings.EncryptionModules,
BackendModules = Serializable.ServerSettings.BackendModules,
GenericModules = Serializable.ServerSettings.GenericModules,
WebModules = Serializable.ServerSettings.WebModules
});
}
private void ListSupportedActions(HttpServer.IHttpRequest request, HttpServer.IHttpResponse response, HttpServer.Sessions.IHttpSession session, BodyWriter bw)
{
OutputObject(bw, new { Version = 1, Methods = SUPPORTED_METHODS.Keys });
}
private void ListBackups (HttpServer.IHttpRequest request, HttpServer.IHttpResponse response, HttpServer.Sessions.IHttpSession session, BodyWriter bw)
{
var schedules = Program.DataConnection.Schedules;
var backups = Program.DataConnection.Backups;
var all = from n in backups
select new AddOrUpdateBackupData() {
Backup = (Database.Backup)n,
Schedule =
(from x in schedules
where x.Tags != null && x.Tags.Contains("ID=" + n.ID)
select (Database.Schedule)x).FirstOrDefault()
};
OutputObject(bw, all.ToArray());
}
private void ListTags(HttpServer.IHttpRequest request, HttpServer.IHttpResponse response, HttpServer.Sessions.IHttpSession session, BodyWriter bw)
{
var r =
from n in
Serializable.ServerSettings.CompressionModules
.Union(Serializable.ServerSettings.EncryptionModules)
.Union(Serializable.ServerSettings.BackendModules)
.Union(Serializable.ServerSettings.GenericModules)
select n.Key.ToLower();
// Append all known tags
r = r.Union(from n in Program.DataConnection.Backups select n.Tags into p from x in p select x.ToLower());
OutputObject(bw, r);
}
private void ValidatePath(HttpServer.IHttpRequest request, HttpServer.IHttpResponse response, HttpServer.Sessions.IHttpSession session, BodyWriter bw)
{
HttpServer.HttpInput input = request.Method.ToUpper() == "POST" ? request.Form : request.QueryString;
if (input["path"] == null || input["path"].Value == null)
{
ReportError(response, bw, "The path parameter was not set");
return;
}
string path = input["path"].Value;
if (path.StartsWith("%") && path.EndsWith("%"))
{
if (SpecialFolders.Nodes.Any(x => x.id == path))
OutputObject(bw, null);
}
if (!path.StartsWith("/"))
{
ReportError(response, bw, "The path parameter must start with a forward-slash");
return;
}
try
{
if (System.IO.Path.IsPathRooted(path) && System.IO.Directory.Exists(path))
{
OutputObject(bw, null);
return;
}
}
catch
{
}
ReportError(response, bw, "File or folder not found");
return;
}
private void GetFolderContents(HttpServer.IHttpRequest request, HttpServer.IHttpResponse response, HttpServer.Sessions.IHttpSession session, BodyWriter bw)
{
HttpServer.HttpInput input = request.Method.ToUpper() == "POST" ? request.Form : request.QueryString;
if(input["path"] == null || input["path"].Value == null)
{
ReportError(response, bw, "The path parameter was not set");
return;
}
bool skipFiles = Library.Utility.Utility.ParseBool(input["onlyfolders"].Value, false);
string path = input["path"].Value;
if (!path.StartsWith("/"))
{
ReportError(response, bw, "The path parameter must start with a forward-slash");
return;
}
try
{
if (!path.EndsWith("/"))
path += '/';
IEnumerable<Serializable.TreeNode> res;
if (!Library.Utility.Utility.IsClientLinux && path.Equals("/"))
{
res =
from di in System.IO.DriveInfo.GetDrives()
where di.DriveType == DriveType.Fixed || di.DriveType == DriveType.Network || di.DriveType == DriveType.Removable
select new Serializable.TreeNode()
{
id = "/" + di.RootDirectory.FullName.Replace('\\', '/'),
text = di.RootDirectory.FullName.Replace('\\', ' ') + "(" + di.DriveType + ")",
iconCls = "x-tree-icon-drive"
};
}
else
{
//Helper function for finding out if a folder has sub elements
Func<string, bool> hasSubElements = (p) => skipFiles ? Directory.EnumerateDirectories(p).Any() : Directory.EnumerateFileSystemEntries(p).Any();
//Helper function for dealing with exceptions when accessing off-limits folders
Func<string, bool> isEmptyFolder = (p) =>
{
try { return !hasSubElements(p); }
catch { }
return true;
};
//Helper function for dealing with exceptions when accessing off-limits folders
Func<string, bool> canAccess = (p) =>
{
try { hasSubElements(p); return true; }
catch { }
return false;
};
res =
from s in System.IO.Directory.EnumerateFileSystemEntries(Library.Utility.Utility.IsClientLinux ? path : path.Substring(1).Replace('/', '\\'))
let attr = System.IO.File.GetAttributes(s)
let isSymlink = (attr & FileAttributes.ReparsePoint) != 0
let isFolder = (attr & FileAttributes.Directory) != 0
let isFile = !isFolder
let isHidden = (attr & FileAttributes.Hidden) != 0
let accesible = isFile || canAccess(s)
let isLeaf = isFile || !accesible || isEmptyFolder(s)
let rawid = isFolder ? Library.Utility.Utility.AppendDirSeparator(s) : s
where !skipFiles || isFolder
select new Serializable.TreeNode()
{
id = Library.Utility.Utility.IsClientLinux ? rawid : "/" + rawid.Replace('\\', '/'),
text = System.IO.Path.GetFileName(s),
iconCls = isFolder ? (accesible ? "x-tree-icon-parent" : "x-tree-icon-locked") : "x-tree-icon-leaf",
leaf = isLeaf
};
}
if (path.Equals("/"))
{
// Prepend special folders
res = SpecialFolders.Nodes.Union(res);
}
OutputObject(bw, res);
}
catch (Exception ex)
{
ReportError(response, bw, "Failed to process the path: " + ex.Message);
}
}
private bool LongPollCheck(HttpServer.IHttpRequest request, HttpServer.IHttpResponse response, BodyWriter bw, EventPollNotify poller, ref long id, out bool isError)
{
HttpServer.HttpInput input = request.Method.ToUpper() == "POST" ? request.Form : request.QueryString;
if (Library.Utility.Utility.ParseBool(input["longpoll"].Value, false))
{
long lastEventId;
if (!long.TryParse(input["lasteventid"].Value, out lastEventId))
{
ReportError(response, bw, "When activating long poll, the request must include the last event id");
isError = true;
return false;
}
TimeSpan ts;
try { ts = Library.Utility.Timeparser.ParseTimeSpan(input["duration"].Value); }
catch (Exception ex)
{
ReportError(response, bw, "Invalid duration: " + ex.Message);
isError = true;
return false;
}
if (ts <= TimeSpan.FromSeconds(10) || ts.TotalMilliseconds > int.MaxValue)
{
ReportError(response, bw, "Invalid duration, must be at least 10 seconds, and less than " + int.MaxValue + " milliseconds");
isError = true;
return false;
}
isError = false;
id = poller.Wait(lastEventId, (int)ts.TotalMilliseconds);
return true;
}
isError = false;
return false;
}
private void GetProgressState(HttpServer.IHttpRequest request, HttpServer.IHttpResponse response, HttpServer.Sessions.IHttpSession session, BodyWriter bw)
{
if (Program.GenerateProgressState == null)
{
ReportError(response, bw, "No active backup");
}
else
{
var ev = Program.GenerateProgressState();
OutputObject(bw, ev);
}
}
private void GetCurrentState (HttpServer.IHttpRequest request, HttpServer.IHttpResponse response, HttpServer.Sessions.IHttpSession session, BodyWriter bw)
{
bool isError;
long id = 0;
if (LongPollCheck(request, response, bw, Program.StatusEventNotifyer, ref id, out isError))
{
//Make sure we do not report a higher number than the eventnotifyer says
var st = new Serializable.ServerStatus();
st.LastEventID = id;
OutputObject(bw, st);
}
else if (!isError)
{
OutputObject(bw, new Serializable.ServerStatus());
}
}
private void ListCoreOptions(HttpServer.IHttpRequest request, HttpServer.IHttpResponse response, HttpServer.Sessions.IHttpSession session, BodyWriter bw)
{
OutputObject(bw, new Duplicati.Library.Main.Options(new Dictionary<string, string>()).SupportedCommands);
}
private void ListApplicationSettings(HttpServer.IHttpRequest request, HttpServer.IHttpResponse response, HttpServer.Sessions.IHttpSession session, BodyWriter bw)
{
OutputObject(bw, Program.DataConnection.ApplicationSettings);
}
private static void MergeJsonObjects(Newtonsoft.Json.Linq.JObject self, Newtonsoft.Json.Linq.JObject other)
{
foreach(var p in other.Properties())
{
var sp = self.Property(p.Name);
if (sp == null)
self.Add(p);
else
{
switch (p.Type)
{
// Primitives override
case Newtonsoft.Json.Linq.JTokenType.Boolean:
case Newtonsoft.Json.Linq.JTokenType.Bytes:
case Newtonsoft.Json.Linq.JTokenType.Comment:
case Newtonsoft.Json.Linq.JTokenType.Constructor:
case Newtonsoft.Json.Linq.JTokenType.Date:
case Newtonsoft.Json.Linq.JTokenType.Float:
case Newtonsoft.Json.Linq.JTokenType.Guid:
case Newtonsoft.Json.Linq.JTokenType.Integer:
case Newtonsoft.Json.Linq.JTokenType.String:
case Newtonsoft.Json.Linq.JTokenType.TimeSpan:
case Newtonsoft.Json.Linq.JTokenType.Uri:
case Newtonsoft.Json.Linq.JTokenType.None:
case Newtonsoft.Json.Linq.JTokenType.Null:
case Newtonsoft.Json.Linq.JTokenType.Undefined:
self.Replace(p);
break;
// Arrays merge
case Newtonsoft.Json.Linq.JTokenType.Array:
if (sp.Type == Newtonsoft.Json.Linq.JTokenType.Array)
sp.Value = new Newtonsoft.Json.Linq.JArray(((Newtonsoft.Json.Linq.JArray)sp.Value).Union((Newtonsoft.Json.Linq.JArray)p.Value));
else
{
var a = new Newtonsoft.Json.Linq.JArray(sp.Value);
sp.Value = new Newtonsoft.Json.Linq.JArray(a.Union((Newtonsoft.Json.Linq.JArray)p.Value));
}
break;
// Objects merge
case Newtonsoft.Json.Linq.JTokenType.Object:
if (sp.Type == Newtonsoft.Json.Linq.JTokenType.Object)
MergeJsonObjects((Newtonsoft.Json.Linq.JObject)sp.Value, (Newtonsoft.Json.Linq.JObject)p.Value);
else
sp.Value = p.Value;
break;
// Ignore other stuff
default:
break;
}
}
}
}
private void GetBackupDefaults(HttpServer.IHttpRequest request, HttpServer.IHttpResponse response, HttpServer.Sessions.IHttpSession session, BodyWriter bw)
{
// Start with a scratch object
var o = new Newtonsoft.Json.Linq.JObject();
// Add application wide settings
o.Add("ApplicationOptions", new Newtonsoft.Json.Linq.JArray(Program.DataConnection.Settings));
try
{
// Add built-in defaults
Newtonsoft.Json.Linq.JObject n;
using(var s = new System.IO.StreamReader(System.Reflection.Assembly.GetExecutingAssembly().GetManifestResourceStream(System.Reflection.Assembly.GetExecutingAssembly().GetName().Name + ".newbackup.json")))
n = (Newtonsoft.Json.Linq.JObject)Newtonsoft.Json.JsonConvert.DeserializeObject(s.ReadToEnd());
MergeJsonObjects(o, n);
}
catch
{
}
try
{
// Add install defaults/overrides, if present
var path = System.IO.Path.Combine(System.IO.Path.GetDirectoryName(System.Reflection.Assembly.GetExecutingAssembly().Location), "newbackup.json");
if (System.IO.File.Exists(path))
{
Newtonsoft.Json.Linq.JObject n;
n = (Newtonsoft.Json.Linq.JObject)Newtonsoft.Json.JsonConvert.DeserializeObject(System.IO.File.ReadAllText(path));
MergeJsonObjects(o, n);
}
}
catch
{
}
OutputObject(bw, new
{
success = true,
data = o
});
}
private void GetBackup(HttpServer.IHttpRequest request, HttpServer.IHttpResponse response, HttpServer.Sessions.IHttpSession session, BodyWriter bw)
{
HttpServer.HttpInput input = request.Method.ToUpper() == "POST" ? request.Form : request.QueryString;
long id;
if (!long.TryParse(input["id"].Value, out id))
ReportError(response, bw, "Invalid or missing backup id");
else
{
var bk = Program.DataConnection.GetBackup(id);
if (bk == null)
ReportError(response, bw, "Invalid or missing backup id");
else
{
var scheduleId = Program.DataConnection.GetScheduleIDsFromTags(new string[] { "ID=" + id });
var schedule = scheduleId.Any() ? Program.DataConnection.GetSchedule(scheduleId.First()) : null;
var sourcenames = bk.Sources.Distinct().Select(x => {
var sp = SpecialFolders.TranslateToDisplayString(x);
if (sp != null)
return new KeyValuePair<string, string>(x, sp);
try {
var n = System.IO.Path.GetFileName(x);
if (!string.IsNullOrWhiteSpace(n))
return new KeyValuePair<string, string>(x, System.IO.Path.GetFileName(n));
} catch {
}
if (x.EndsWith(System.IO.Path.DirectorySeparatorChar.ToString()) && x.Length > 1)
return new KeyValuePair<string, string>(x, x.Substring(0, x.Length - 1));
else
return new KeyValuePair<string, string>(x, x);
}).ToDictionary(x => x.Key, x => x.Value);
OutputObject(bw, new
{
success = true,
data = new {
Schedule = schedule,
Backup = bk,
DisplayNames = sourcenames
}
});
}
}
}
private void UpdateBackup(HttpServer.IHttpRequest request, HttpServer.IHttpResponse response, HttpServer.Sessions.IHttpSession session, BodyWriter bw)
{
string str = request.Form["data"].Value;
if (string.IsNullOrWhiteSpace(str))
{
ReportError(response, bw, "Missing backup object");
return;
}
AddOrUpdateBackupData data = null;
try
{
data = Serializer.Deserialize<AddOrUpdateBackupData>(new StringReader(str));
if (data.Backup == null)
{
ReportError(response, bw, "Data object had no backup entry");
return;
}
if (data.Backup.ID <= 0)
{
ReportError(response, bw, "Invalid or missing backup id");
return;
}
lock(Program.DataConnection.m_lock)
{
var backup = Program.DataConnection.GetBackup(data.Backup.ID);
if (backup == null)
{
ReportError(response, bw, "Invalid or missing backup id");
return;
}
if (Program.DataConnection.Backups.Where(x => x.Name.Equals(data.Backup.Name, StringComparison.InvariantCultureIgnoreCase) && x.ID != data.Backup.ID).Any())
{
ReportError(response, bw, "There already exists a backup with the name: " + data.Backup.Name);
return;
}
Program.DataConnection.AddOrUpdateBackupAndSchedule(data.Backup, data.Schedule);
}
OutputObject(bw, new { status = "OK" });
}
catch (Exception ex)
{
if (data == null)
ReportError(response, bw, string.Format("Unable to parse backup or schedule object: {0}", ex.Message));
else
ReportError(response, bw, string.Format("Unable to save backup or schedule: {0}", ex.Message));
}
}
private class AddOrUpdateBackupData
{
public Database.Schedule Schedule {get; set;}
public Database.Backup Backup {get; set;}
}
private void AddBackup(HttpServer.IHttpRequest request, HttpServer.IHttpResponse response, HttpServer.Sessions.IHttpSession session, BodyWriter bw)
{
string str = request.Form["data"].Value;
if (string.IsNullOrWhiteSpace(str))
{
ReportError(response, bw, "Missing backup object");
return;
}
AddOrUpdateBackupData data = null;
try
{
data = Serializer.Deserialize<AddOrUpdateBackupData>(new StringReader(str));
if (data.Backup == null)
{
ReportError(response, bw, "Data object had no backup entry");
return;
}
data.Backup.ID = -1;
lock(Program.DataConnection.m_lock)
{
if (Program.DataConnection.Backups.Where(x => x.Name.Equals(data.Backup.Name, StringComparison.InvariantCultureIgnoreCase)).Any())
{
ReportError(response, bw, "There already exists a backup with the name: " + data.Backup.Name);
return;
}
Program.DataConnection.AddOrUpdateBackupAndSchedule(data.Backup, data.Schedule);
}
OutputObject(bw, new { status = "OK" });
}
catch (Exception ex)
{
if (data == null)
ReportError(response, bw, string.Format("Unable to parse backup or schedule object: {0}", ex.Message));
else
ReportError(response, bw, string.Format("Unable to save schedule or backup object: {0}", ex.Message));
}
}
private void DeleteBackup(HttpServer.IHttpRequest request, HttpServer.IHttpResponse response, HttpServer.Sessions.IHttpSession session, BodyWriter bw)
{
HttpServer.HttpInput input = request.Method.ToUpper() == "POST" ? request.Form : request.QueryString;
long id;
if (!long.TryParse(input["id"].Value, out id))
{
ReportError(response, bw, "Invalid or missing backup id");
return;
}
var backup = Program.DataConnection.GetBackup(id);
if (backup == null)
{
ReportError(response, bw, "Invalid or missing backup id");
return;
}
if (Program.WorkThread.Active)
{
try
{
//TODO: It's not safe to access the values like this,
//because the runner thread might interfere
if (Program.WorkThread.CurrentTask.Item1 == id)
{
bool force;
if (!bool.TryParse(input["force"].Value, out force))
force = false;
if (!force)
{
OutputObject(bw, new { status = "failed", reason = "backup-in-progress" });
return;
}
bool hasPaused = Program.LiveControl.State == LiveControls.LiveControlState.Paused;
Program.LiveControl.Pause();
try
{
for (int i = 0; i < 10; i++)
if (Program.WorkThread.Active)
{
var t = Program.WorkThread.CurrentTask;
if (t != null && t.Item1 == id)
System.Threading.Thread.Sleep(1000);
else
break;
}
else
break;
}
finally
{
}
if (Program.WorkThread.Active)
{
var t = Program.WorkThread.CurrentTask;
if (t == null && t.Item1 == id)
{
if (hasPaused)
Program.LiveControl.Resume();
OutputObject(bw, new { status = "failed", reason = "backup-unstoppable" });
return;
}
}
if (hasPaused)
Program.LiveControl.Resume();
}
}
catch (Exception ex)
{
OutputObject(bw, new { status = "error", message = ex.Message });
return;
}
}
Program.DataConnection.DeleteBackup(backup);
//We have fiddled with the schedules
Program.Scheduler.Reschedule();
OutputObject(bw, new { status = "OK" });
}
private void SendCommand(HttpServer.IHttpRequest request, HttpServer.IHttpResponse response, HttpServer.Sessions.IHttpSession session, BodyWriter bw)
{
HttpServer.HttpInput input = request.Method.ToUpper() == "POST" ? request.Form : request.QueryString;
string command = input["command"].Value ?? "";
long id;
switch (command.ToLowerInvariant())
{
case "pause":
if (input.Contains("duration") && !string.IsNullOrWhiteSpace(input["duration"].Value))
{
TimeSpan ts;
try
{
ts = Library.Utility.Timeparser.ParseTimeSpan(input["duration"].Value);
}
catch (Exception ex)
{
ReportError(response, bw, ex.Message);
return;
}
if (ts.TotalMilliseconds > 0)
Program.LiveControl.Pause(ts);
else
Program.LiveControl.Pause();
}
else
{
Program.LiveControl.Pause();
}
OutputObject(bw, new { Status = "OK" });
return;
case "resume":
Program.LiveControl.Resume();
OutputObject(bw, new { Status = "OK" });
return;
case "stop":
OutputObject(bw, new { Status = "OK" });
return;
case "abort":
OutputObject(bw, new { Status = "OK" });
return;
case "run":
case "run-backup":
{
Duplicati.Server.Serialization.Interface.IBackup backup = null;
if (long.TryParse(input["id"].Value, out id))
backup = Program.DataConnection.GetBackup(id);
if (backup == null)
{
ReportError(response, bw, string.Format("No backup found for id: {0}", input["id"].Value));
return;
}
Program.WorkThread.AddTask(new Tuple<long, DuplicatiOperation>(id, DuplicatiOperation.Backup));
}
OutputObject(bw, new { Status = "OK" });
return;
case "clear-warning":
Program.HasWarning = false;
OutputObject(bw, new { Status = "OK" });
return;
case "clear-error":
Program.HasError = false;
OutputObject(bw, new { Status = "OK" });
return;
default:
var m = Duplicati.Library.DynamicLoader.WebLoader.Modules.Where(x => x.Key.Equals(command, StringComparison.InvariantCultureIgnoreCase)).FirstOrDefault();
if (m == null)
{
ReportError(response, bw, string.Format("Unsupported command {0}", command));
return;
}
OutputObject(bw, new {
Status = "OK",
Result = m.Execute(input.Where(x => !x.Name.Equals("command", StringComparison.InvariantCultureIgnoreCase)).ToDictionary(x => x.Name, x => x.Value))
});
return;
}
}
}
}
}