public async Task CheckForUpdates()
{
try
{
await CheckForUpdatesLock.WaitAsync();
if (EnvironmentHelper.IsDebug)
{
return;
}
if (PreviousUpdateFailed)
{
Logger.Write("Skipping update check due to previous failure. Restart the service to try again, or manually install the update.");
return;
}
var connectionInfo = ConfigService.GetConnectionInfo();
var serverUrl = ConfigService.GetConnectionInfo().Host;
var platform = Environment.Is64BitOperatingSystem ? "x64" : "x86";
var fileUrl = serverUrl + $"/Downloads/Remotely-Win10-{platform}.zip";
var lastEtag = string.Empty;
if (File.Exists("etag.txt"))
{
lastEtag = await File.ReadAllTextAsync("etag.txt");
}
try
{
var wr = WebRequest.CreateHttp(fileUrl);
wr.Method = "Head";
wr.Headers.Add("If-None-Match", lastEtag);
using var response = (HttpWebResponse) await wr.GetResponseAsync();
if (response.StatusCode == HttpStatusCode.NotModified)
{
Logger.Write("Service Updater: Version is current.");
return;
}
}
catch (WebException ex) when((ex.Response as HttpWebResponse).StatusCode == HttpStatusCode.NotModified)
{
Logger.Write("Service Updater: Version is current.");
return;
}
Logger.Write("Service Updater: Update found.");
await InstallLatestVersion();
}
catch (Exception ex)
{
Logger.Write(ex);
}
finally
{
CheckForUpdatesLock.Release();
}
}
public async Task CheckForUpdates()
{
try
{
if (EnvironmentHelper.IsDebug)
{
return;
}
await CheckForUpdatesLock.WaitAsync();
var connectionInfo = ConfigService.GetConnectionInfo();
var serverUrl = ConfigService.GetConnectionInfo().Host;
string fileUrl;
if (EnvironmentHelper.IsWindows)
{
var platform = Environment.Is64BitOperatingSystem ? "x64" : "x86";
fileUrl = serverUrl + $"/Downloads/Remotely-Win10-{platform}.zip";
}
else if (EnvironmentHelper.IsLinux)
{
fileUrl = serverUrl + $"/Downloads/Remotely-Linux.zip";
}
else
{
throw new PlatformNotSupportedException();
}
var lastEtag = string.Empty;
if (File.Exists("etag.txt"))
{
lastEtag = await File.ReadAllTextAsync("etag.txt");
}
try
{
var wr = WebRequest.CreateHttp(fileUrl);
wr.Method = "Head";
wr.Headers.Add("If-None-Match", lastEtag);
using var response = (HttpWebResponse) await wr.GetResponseAsync();
if (response.StatusCode == HttpStatusCode.NotModified)
{
Logger.Write("Service Updater: Version is current.");
return;
}
}
catch (WebException ex) when((ex.Response as HttpWebResponse).StatusCode == HttpStatusCode.NotModified)
{
Logger.Write("Service Updater: Version is current.");
return;
}
Logger.Write("Service Updater: Update found.");
await InstallLatestVersion();
}
catch (Exception ex)
{
Logger.Write(ex);
}
finally
{
CheckForUpdatesLock.Release();
}
}
