First pass at introducing kestrel and refactoring to make the RESTAPI be its own package.

2022-12-30 10:59:29 -08:00
parent 83cc35664b
commit 235568dade
79 changed files with 11412 additions and 11074 deletions
@@ -0,0 +1,187 @@
+//  Copyright (C) 2015, The Duplicati Team
+//  http://www.duplicati.com, info@duplicati.com
+//
+//  This library is free software; you can redistribute it and/or modify
+//  it under the terms of the GNU Lesser General Public License as
+//  published by the Free Software Foundation; either version 2.1 of the
+//  License, or (at your option) any later version.
+//
+//  This library is distributed in the hope that it will be useful, but
+//  WITHOUT ANY WARRANTY; without even the implied warranty of
+//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+//  Lesser General Public License for more details.
+//
+//  You should have received a copy of the GNU Lesser General Public
+//  License along with this library; if not, write to the Free Software
+//  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading;
+
+namespace Duplicati.Server.WebServer.RESTMethods
+{
+    public class RemoteOperation : IRESTMethodGET, IRESTMethodPOST
+    {
+        private void LocateDbUri(string uri, RequestInfo info)
+        {
+            var path = Library.Main.DatabaseLocator.GetDatabasePath(uri, null, false, false);
+            info.OutputOK(new {
+                Exists = !string.IsNullOrWhiteSpace(path),
+                Path = path
+            });
+        }
+
+        private void CreateFolder(string uri, RequestInfo info)
+        {
+            using(var b = Duplicati.Library.DynamicLoader.BackendLoader.GetBackend(uri, new Dictionary<string, string>()))
+                b.CreateFolder();
+
+            info.OutputOK();
+        }
+
+        private void UploadFile(string uri, RequestInfo info)
+        {
+            var data = info.Request.QueryString["data"].Value;
+            var remotename = info.Request.QueryString["filename"].Value;
+
+            using(var ms = new System.IO.MemoryStream())   
+            using(var b = Library.DynamicLoader.BackendLoader.GetBackend(uri, new Dictionary<string, string>()))
+            {
+                using(var tf = new Library.Utility.TempFile())
+                {
+                    System.IO.File.WriteAllText(tf, data);
+                    b.PutAsync(remotename, tf, CancellationToken.None).Wait();
+                }
+            }
+
+            info.OutputOK();
+        }
+
+        private void ListFolder(string uri, RequestInfo info)
+        {
+            using(var b = Duplicati.Library.DynamicLoader.BackendLoader.GetBackend(uri, new Dictionary<string, string>()))
+                info.OutputOK(b.List());
+        }
+
+        private void TestConnection(string url, RequestInfo info)
+        {
+            
+            var modules = (from n in Library.DynamicLoader.GenericLoader.Modules
+                where n is Library.Interface.IConnectionModule
+                select n).ToArray();
+
+            try
+            {
+                var uri = new Library.Utility.Uri(url);
+                var qp = uri.QueryParameters;
+
+                var opts = new Dictionary<string, string>();
+                foreach (var k in qp.Keys.Cast<string>())
+                    opts[k] = qp[k];
+
+                foreach (var n in modules)
+                    n.Configure(opts);
+
+                using (var b = Duplicati.Library.DynamicLoader.BackendLoader.GetBackend(url, new Dictionary<string, string>()))
+                    b.Test();
+
+                info.OutputOK();
+            }
+            catch (Duplicati.Library.Interface.FolderMissingException)
+            {
+                info.ReportServerError("missing-folder");
+            }
+            catch (Duplicati.Library.Utility.SslCertificateValidator.InvalidCertificateException icex)
+            {
+                if (string.IsNullOrWhiteSpace(icex.Certificate))
+                    info.ReportServerError(icex.Message);
+                else
+                    info.ReportServerError("incorrect-cert:" + icex.Certificate);
+            }
+            catch (Duplicati.Library.Utility.HostKeyException hex)
+            {
+                if (string.IsNullOrWhiteSpace(hex.ReportedHostKey))
+                    info.ReportServerError(hex.Message);
+                else
+                {
+                    info.ReportServerError(string.Format(
+                        @"incorrect-host-key:""{0}"", accepted-host-key:""{1}""",
+                        hex.ReportedHostKey,
+                        hex.AcceptedHostKey
+                    ));
+                }
+            }
+            finally
+            {
+                foreach (var n in modules)
+                    if (n is IDisposable disposable)
+                        disposable.Dispose();
+            }
+        }
+
+        public void GET(string key, RequestInfo info)
+        {
+            var parts = (key ?? "").Split(new char[] { '/' }, 2);
+
+            if (parts.Length <= 1)
+            {
+                info.ReportClientError("No url or operation supplied", System.Net.HttpStatusCode.BadRequest);
+                return;
+            }
+
+            var url = Library.Utility.Uri.UrlDecode(parts.First());
+            var operation = parts.Last().ToLowerInvariant();
+
+            switch (operation)
+            {
+                case "dbpath":
+                    LocateDbUri(url, info);
+                    return;
+                case "list":
+                    ListFolder(url, info);
+                    return;
+                case "create":
+                    CreateFolder(url, info);
+                    return;
+                case "test":
+                    TestConnection(url, info);
+                    return;
+                default:
+                    info.ReportClientError("No such method", System.Net.HttpStatusCode.BadRequest);
+                    return;
+            }
+        }
+
+        public void POST(string key, RequestInfo info)
+        {
+            string url;
+
+            using(var sr = new System.IO.StreamReader(info.Request.Body, System.Text.Encoding.UTF8, true))
+                url = sr.ReadToEnd();
+
+            switch (key)
+            {
+                case "dbpath":
+                    LocateDbUri(url, info);
+                    return;
+                case "list":
+                    ListFolder(url, info);
+                    return;
+                case "create":
+                    CreateFolder(url, info);
+                    return;
+                case "put":
+                    UploadFile(url, info);
+                    return;
+                case "test":
+                    TestConnection(url, info);
+                    return;
+                default:
+                    info.ReportClientError("No such method", System.Net.HttpStatusCode.BadRequest);
+                    return;
+            }
+        }
+    }
+}
+