/// <summary>
/// This method must return true for the <see cref="XForwardedForHeader"/> and <see cref="XRealIPHeader"/> flags to be honored. This method should only return true if the provided remote IP address is trusted to provide the related headers.
/// </summary>
/// <param name="remoteIpAddress"></param>
/// <returns></returns>
public override bool IsTrustedProxyServer(IPAddress remoteIpAddress)
{
if (string.IsNullOrWhiteSpace(TimelapseWrapper.cfg.options.TrustedProxyServers))
{
return(false);
}
return(IpWhitelist.IsWhitelisted(remoteIpAddress.ToString(), TimelapseWrapper.cfg.options.TrustedProxyServers));
}
public static string GetAllCamerasJavascriptArray(string ip)
{
List <string> camerasList = new List <string>();
foreach (CameraSpec cs in TimelapseWrapper.cfg.cameras)
{
if (!IpWhitelist.IsWhitelisted(ip, cs.ipWhitelist))
{
continue;
}
if (cs.showOnAllPage)
{
string imgsrc = "", imglink = "", namelink = "";
long imgDate;
if (cs.type == CameraType.ThirdPartyHosted)
{
imgsrc = cs.path_3rdpartyimg.Replace("%TIME%", DateTime.Now.ToJavaScriptMilliseconds().ToString());
imglink = cs.path_3rdpartyimglink;
namelink = cs.path_3rdpartynamelink;
imgDate = DateTime.UtcNow.ToJavaScriptMilliseconds();
}
else
{
//imgsrc = cs.id + "/latest.jpg";
imglink = namelink = "Camera.html?cam=" + cs.id;
string timeHtml;
DateTime timeObj;
try
{
Navigation.GetLatestImagePath(cs, out timeHtml, out timeObj);
}
catch (NavigationException)
{
timeObj = DateTime.Now;
}
imgsrc = cs.id + "/latest.jpg";
imgDate = timeObj.ToJavaScriptMilliseconds();
}
string isPrivileged = string.IsNullOrWhiteSpace(cs.ipWhitelist) ? "false" : "true";
camerasList.Add("['" + HttpUtility.JavaScriptStringEncode(cs.id) + "', '" + HttpUtility.JavaScriptStringEncode(cs.name) + "', '" + HttpUtility.JavaScriptStringEncode(imgsrc) + "', '" + HttpUtility.JavaScriptStringEncode(imglink) + "', '" + HttpUtility.JavaScriptStringEncode(namelink) + "', '" + HttpUtility.JavaScriptStringEncode(cs.allPageOverlayMessage) + "', " + imgDate + ", " + isPrivileged + "]");
}
}
return("[" + string.Join(",", camerasList) + "]");
}
public override void handleGETRequest(HttpProcessor p)
{
try
{
string requestedPageLower = p.requestedPage.ToLower();
if (p.requestedPage == "errors")
{
string errors = File.ReadAllText(Globals.ErrorFilePath);
p.writeSuccess();
p.outputStream.Write(HttpUtility.HtmlEncode(errors).Replace("\r\n", "<br/>").Replace("\r", "<br/>").Replace("\n", "<br/>"));
return;
}
if (p.requestedPage == "error")
{
Logger.Debug("/error page loaded");
p.writeSuccess();
p.outputStream.Write("Error written to log");
return;
}
if (p.requestedPage == "admin")
{
p.writeRedirect("admin/main");
return;
}
if (p.requestedPage == "login")
{
LogOutUser(p, null);
return;
}
if (p.requestedPage == "testip")
{
p.writeSuccess("text/plain; charset=utf-8");
p.outputStream.Write(p.RemoteIPAddressStr);
return;
}
Session s = sm.GetSession(p.requestCookies.GetValue("tlsess"), p.requestCookies.GetValue("tlauth"), p.GetParam("rawauth"));
if (s != null && s.sid != null && s.sid.Length == 16)
{
p.responseCookies.Add("tlsess", s.sid, TimeSpan.FromMinutes(s.sessionLengthMinutes));
}
if (p.requestedPage == "logout")
{
LogOutUser(p, s);
return;
}
if (p.requestedPage.StartsWith("admin/"))
{
string adminPage = p.requestedPage == "admin" ? "" : p.requestedPage.Substring("admin/".Length);
if (string.IsNullOrWhiteSpace(adminPage))
{
adminPage = "main";
}
int idxQueryStringStart = adminPage.IndexOf('?');
if (idxQueryStringStart == -1)
{
idxQueryStringStart = adminPage.Length;
}
adminPage = adminPage.Substring(0, idxQueryStringStart);
Pages.Admin.AdminPage.HandleRequest(adminPage, p, s);
return;
}
else if (p.requestedPage == "Navigation" || p.requestedPage == "NavigationNextDay")
{
if (HandlePublicServiceDisabled(p))
{
return;
}
CameraSpec cs = TimelapseWrapper.cfg.GetCameraSpec(p.GetParam("cam"));
if (cs == null || cs.type != CameraType.FTP)
{
p.writeFailure("400 Bad Request");
}
else if (cs != null && !IpWhitelist.IsWhitelisted(p.RemoteIPAddressStr, cs.ipWhitelist))
{
p.writeFailure("403 Forbidden");
}
else
{
string path = p.GetParam("path");
p.writeSuccess();
try
{
if (p.requestedPage == "Navigation")
{
p.outputStream.Write(Navigation.GetNavHtml(cs, path));
}
else
{
p.outputStream.Write(Navigation.GetNavHtmlForNextDay(cs, path));
}
}
catch (NavigationException)
{
p.outputStream.Write("Server busy. Please reload this page later.");
}
}
}
else if (p.requestedPage == "TimeZoneList")
{
if (HandlePublicServiceDisabled(p))
{
return;
}
p.writeSuccess();
p.outputStream.Write(Pages.TimeZoneList.GetHtml());
}
else if (requestedPageLower.StartsWith(TimelapseGlobals.ImageArchiveFolderNameLower + "/"))
{
p.writeFailure();
}
else if (p.requestedPage == "GetFileListUrls")
{
if (HandlePublicServiceDisabled(p))
{
return;
}
CameraSpec cs = TimelapseWrapper.cfg.GetCameraSpec(p.GetParam("cam"));
if (cs == null || cs.type != CameraType.FTP)
{
p.writeFailure("400 Bad Request");
}
else if (cs != null && !IpWhitelist.IsWhitelisted(p.RemoteIPAddressStr, cs.ipWhitelist))
{
p.writeFailure("403 Forbidden");
}
else
{
string path = p.GetParam("path");
try
{
string response = Navigation.GetFileListUrls(cs, path);
p.writeSuccess("text/plain");
p.outputStream.Write(response);
}
catch (NavigationException)
{
p.writeFailure("503 Service Unavailable");
p.outputStream.Write("");
}
catch (Exception ex)
{
Logger.Debug(ex);
p.writeFailure("500 Internal Server Error");
}
}
}
else
{
if (p.requestedPage.StartsWith("TimelapseAPI/", StringComparison.OrdinalIgnoreCase))
{
mvcApi.ProcessRequest(p, p.requestedPage.Substring("TimelapseAPI/".Length));
return;
}
CameraSpec cs = null;
if (p.request_url.Segments.Length > 1)
{
cs = TimelapseWrapper.cfg.GetCameraSpec(p.request_url.Segments[1].Trim('/'));
}
if (cs != null)
{
if (HandlePublicServiceDisabled(p))
{
return;
}
if (cs != null && !IpWhitelist.IsWhitelisted(p.RemoteIPAddressStr, cs.ipWhitelist))
{
p.writeFailure("403 Forbidden");
}
else
{
// This page is something involving a camera we have configured
if (p.request_url.Segments.Length == 2)
{
if (cs.type == CameraType.ThirdPartyHosted)
{
p.writeFailure("400 Bad Request");
}
else
{
p.writeRedirect("Camera.html?cam=" + cs.id); // Redirect to the camera page for this camera
}
}
else if (p.request_url.Segments.Length >= 3)
{
if (p.request_url.Segments.Length == 3 && p.request_url.Segments[2] == "latest.jpg")
{
if (cs.type == CameraType.ThirdPartyHosted)
{
if (!string.IsNullOrWhiteSpace(cs.path_3rdpartyimgzippedURL))
{
WebServerUtil.Handle3rdPartyZippedImage(p, cs);
return;
}
else
{
p.writeFailure("400 Bad Request");
return;
}
}
if (!CameraMaintenance.MaintainCamera(cs))
{
p.writeFailure("500 Internal Server Error");
return;
}
string latestImgTime;
DateTime dateTime;
string latestImagePathPart;
try
{
latestImagePathPart = Navigation.GetLatestImagePath(cs, out latestImgTime, out dateTime);
}
catch (NavigationException)
{
p.writeFailure("503 Service Unavailable");
return;
}
string path = cs.id + "/" + latestImagePathPart;
List <KeyValuePair <string, string> > headers = WebServerUtil.GetCacheEtagHeaders(TimeSpan.Zero, path);
FileInfo imgFile = new FileInfo(TimelapseGlobals.ImageArchiveDirectoryBase + path);
headers.Add(new KeyValuePair <string, string>("Content-Disposition", "inline; filename=\"" + cs.name + " " + imgFile.Name.Substring(0, imgFile.Name.Length - imgFile.Extension.Length) + ".jpg\""));
if (path == p.GetHeaderValue("if-none-match"))
{
p.writeSuccess("image/jpeg", -1, "304 Not Modified");
return;
}
byte[] data = WebServerUtil.GetImageData(path);
p.writeSuccess("image/jpeg", data.Length, additionalHeaders: headers);
p.outputStream.Flush();
p.tcpStream.Write(data, 0, data.Length);
}
else
{
if (cs.type != CameraType.FTP)
{
p.writeFailure("400 Bad Request");
return;
}
List <KeyValuePair <string, string> > headers = WebServerUtil.GetCacheEtagHeaders(TimeSpan.FromDays(365), p.requestedPage);
FileInfo imgFile = new FileInfo(TimelapseGlobals.ImageArchiveDirectoryBase + p.requestedPage);
headers.Add(new KeyValuePair <string, string>("Content-Disposition", "inline; filename=\"" + cs.name + " " + imgFile.Name.Substring(0, imgFile.Name.Length - imgFile.Extension.Length) + ".jpg\""));
if (p.requestedPage == p.GetHeaderValue("if-none-match"))
{
p.writeSuccess("image/jpeg", -1, "304 Not Modified");
return;
}
byte[] data = WebServerUtil.GetImageData(p.requestedPage);
p.writeSuccess("image/jpeg", data.Length, additionalHeaders: headers);
p.outputStream.Flush();
p.tcpStream.Write(data, 0, data.Length);
}
}
else
{
p.writeFailure();
}
}
}
else
{
#region www
DirectoryInfo WWWDirectory = new DirectoryInfo(TimelapseGlobals.WWWDirectoryBase);
DirectoryInfo debugWWW = GetDebugWWW();
if (debugWWW != null)
{
WWWDirectory = debugWWW;
}
string wwwDirectoryBase = WWWDirectory.FullName.Replace('\\', '/').TrimEnd('/') + '/';
string reqPage = p.requestedPage;
//if (reqPage == "")
// reqPage = "Default.html";
FileInfo fi = new FileInfo(wwwDirectoryBase + reqPage);
string targetFilePath = fi.FullName.Replace('\\', '/');
if (!targetFilePath.StartsWith(wwwDirectoryBase) || targetFilePath.Contains("../"))
{
if (WebServerUtil.HandleAdminConfiguredRedirect(p))
{
return;
}
p.writeFailure("400 Bad Request");
return;
}
//if (webpackProxy != null)
//{
// // Handle hot module reload provided by webpack dev server.
// switch (fi.Extension.ToLower())
// {
// case ".js":
// case ".map":
// case ".css":
// case ".json":
// webpackProxy.Proxy(p);
// return;
// }
//}
if (!fi.Exists)
{
if (WebServerUtil.HandleAdminConfiguredRedirect(p))
{
return;
}
//fi = new FileInfo(wwwDirectoryBase + "Default.html");
//if (!fi.Exists)
//{
p.writeFailure("404 Not Found");
return;
//}
}
if ((fi.Extension == ".html" || fi.Extension == ".htm") && fi.Length < 256000)
{
string html = File.ReadAllText(fi.FullName);
if (fi.Name.ToLower() == "camera.html")
{
// camera.html triggers special behavior
if (HandlePublicServiceDisabled(p))
{
return;
}
string camId = p.GetParam("cam");
cs = TimelapseWrapper.cfg.GetCameraSpec(camId);
if (cs == null || cs.type == CameraType.ThirdPartyHosted || !CameraMaintenance.MaintainCamera(cs))
{
p.writeFailure("400 Bad Request");
return;
}
if (cs != null && !IpWhitelist.IsWhitelisted(p.RemoteIPAddressStr, cs.ipWhitelist))
{
p.writeFailure("403 Forbidden");
return;
}
string latestImgTime = "";
DateTime dateTime = DateTime.MinValue;
string navMenu;
string latestImagePathPart;
try
{
navMenu = Navigation.GetNavHtml(cs, Navigation.GetLatestPath(cs, out latestImgTime, out dateTime));
latestImagePathPart = Navigation.GetLatestImagePath(cs, out latestImgTime, out dateTime);
}
catch (NavigationException)
{
navMenu = "Server busy. Please reload this page later.";
latestImagePathPart = "latest";
}
html = html.Replace("%NAVMENU%", navMenu);
html = html.Replace("%TOPMENU%", cs.topMenuHtml);
html = html.Replace("%CAMID%", cs.id);
html = html.Replace("%CAMNAME%", cs.name);
html = html.Replace("%CSS%", WebServerUtil.GetCameraPageStyleCSS(cs));
html = html.Replace("%CAMFRAME_GRADIENT%", cs.imgBackgroundGradient ? "true" : "false");
html = html.Replace("%CAMNAME_HTML%", WebServerUtil.GetCameraNameHtml(cs));
string latestImagePath = cs.id + "/" + latestImagePathPart + ".jpg";
html = html.Replace("%LATEST_IMAGE%", latestImagePath);
html = html.Replace("%LATEST_IMAGE_TIME%", HttpUtility.JavaScriptStringEncode(latestImgTime));
}
else if (fi.Name.ToLower() == "all.html")
{
// all.html triggers special macro strings
html = html.Replace("%ALL_CAMERAS_JS_ARRAY%", WebServerUtil.GetAllCamerasJavascriptArray(p.RemoteIPAddressStr));
html = html.Replace("%ALL_PAGE_HEADER%", TimelapseWrapper.cfg.options.allPageHeading);
}
try
{
html = html.Replace("%REMOTEIP%", p.RemoteIPAddressStr);
html = html.Replace("%SYSTEM_NAME%", TimelapseWrapper.cfg.options.systemName);
html = html.Replace("%APP_VERSION%", TimelapseGlobals.Version);
}
catch (Exception ex)
{
Logger.Debug(ex);
}
p.writeSuccess(Mime.GetMimeType(fi.Extension));
p.outputStream.Write(html);
p.outputStream.Flush();
}
else
{
string mime = Mime.GetMimeType(fi.Extension);
if (p.requestedPage.StartsWith(".well-known/acme-challenge/"))
{
mime = "text/plain";
}
if (fi.LastWriteTimeUtc.ToString("R") == p.GetHeaderValue("if-modified-since"))
{
p.writeSuccess(mime, -1, "304 Not Modified");
return;
}
p.writeSuccess(mime, fi.Length, additionalHeaders: WebServerUtil.GetCacheLastModifiedHeaders(TimeSpan.FromHours(1), fi.LastWriteTimeUtc));
p.outputStream.Flush();
using (FileStream fs = fi.OpenRead())
{
fs.CopyTo(p.tcpStream);
}
p.tcpStream.Flush();
}
#endregion
}
}
}
catch (Exception ex)
{
if (!HttpProcessor.IsOrdinaryDisconnectException(ex))
{
Logger.Debug(ex);
}
}
}