async Task<DateTime?> IHtmlGetter.GetLastModifiedViaHead(string url, ProxySettings proxySettings)
{
HttpClient httpClient = new HttpClient();
HttpRequestMessage request = new HttpRequestMessage(HttpMethod.Head, url);
HttpResponseMessage response = await httpClient.SendAsync(request);
return response.Content.Headers.LastModified?.DateTime;
}
public CheckUrlHttpStatusIs200(string url, IUpdatePackage package, IHtmlGetter htmlGetter, ILogger logger, ProxySettings proxySettings = null)
{
_url = url;
_package = package;
_htmlGetter = htmlGetter;
_logger = logger;
_proxySettings = proxySettings;
}
private static ProxySettings CreateProxySettings(ServerSettings serverSettings)
{
ProxySettings proxySettings = null;
if (serverSettings.CheckUrlProxySettings != null)
{
proxySettings = new ProxySettings();
proxySettings.Address = serverSettings.CheckUrlProxySettings.Address;
if (!String.IsNullOrEmpty(serverSettings.CheckUrlProxySettings.Password) && !String.IsNullOrEmpty(serverSettings.CheckUrlProxySettings.Username))
{
proxySettings.Username = serverSettings.CheckUrlProxySettings.Username;
proxySettings.Password = serverSettings.CheckUrlProxySettings.Password;
}
}
return proxySettings;
}
HtmlDownload IHtmlGetter.DownloadFile(string url, ProxySettings proxySettings)
{
if (proxySettings == null)
{
return DownloadFile(url);
}
Action<WebClient> proxySettingsSetter = ((webClient) =>
{
webClient.Proxy = new WebProxy(proxySettings.Address);
if (!String.IsNullOrEmpty(proxySettings.Username) && !String.IsNullOrEmpty(proxySettings.Password))
{
webClient.Proxy.Credentials = new NetworkCredential(proxySettings.Username, proxySettings.Password);
}
});
return DownloadFile(url, proxySettingsSetter);
}
IEnumerable<Command> ICommandBuilder.GetCommands(string workFolder, IEnumerable<IUpdatePackage> updatePackages, IEnumerable<INotificationReceiver> notificationReceivers)
{
var commands = new Queue<Command>();
foreach (var package in updatePackages)
{
_logger.Debug("Building commands for {PackageName}", package.PackageName);
var checkIfNewer = new CheckIfNewer(workFolder, package, _singleFile);
var getFile = new DeleteOldAndGetNewFile(workFolder, package, _singleFile, _logger);
var unzipFile = new UnzipFile(workFolder, package);
var cleanupOldUnpackedFiles = new CleanupOldUnpackedFiles(workFolder, package, _directory, _logger);
checkIfNewer.RunAfterCompletedWithResultTrue = getFile;
getFile.RunAfterCompletedWithResultTrue = cleanupOldUnpackedFiles;
getFile.RunAfterCompletedWithResultFalse = new SendErrorNotifications(notificationReceivers, getFile, _blackboard);
cleanupOldUnpackedFiles.RunAfterCompletedWithResultTrue = unzipFile;
cleanupOldUnpackedFiles.RunAfterCompletedWithResultFalse = new SendErrorNotifications(notificationReceivers, cleanupOldUnpackedFiles, _blackboard);
Command finalCommand = unzipFile;
if (!package.Settings.DownloadOnly)
{
var runInstallerCommand = new RunInstallerCommand(package.Settings.InstallerCommand, package.Settings.InstallerCommandArguments, workFolder,
package, _runExternalCommand, _logger);
unzipFile.RunAfterCompletedWithResultTrue = runInstallerCommand;
unzipFile.RunAfterCompletedWithResultFalse = new SendErrorNotifications(notificationReceivers, unzipFile, _blackboard);
finalCommand = runInstallerCommand;
Command updateDatabase = null;
if (!package.Settings.SkipDatabaseUpdate)
{
updateDatabase = new UpdateDatabase(
package.Settings.DatabaseUpdaterCommand, package.Settings.DatabaseUpdaterCommandArguments, package.Settings.ConnectionString,
workFolder,
package, _runExternalCommand, _logger);
runInstallerCommand.RunAfterCompletedWithResultTrue = updateDatabase;
runInstallerCommand.RunAfterCompletedWithResultFalse = new SendErrorNotifications(notificationReceivers, runInstallerCommand, _blackboard);
finalCommand = updateDatabase;
}
if (package.Settings.CheckUrlsAfterInstallation != null)
{
ProxySettings proxySettings = null;
if (package.Settings.CheckUrlProxySettings != null)
{
proxySettings = new ProxySettings();
proxySettings.Address = package.Settings.CheckUrlProxySettings.Address;
if (!String.IsNullOrEmpty(package.Settings.CheckUrlProxySettings.Password) && !String.IsNullOrEmpty(package.Settings.CheckUrlProxySettings.Username))
{
proxySettings.Username = package.Settings.CheckUrlProxySettings.Username;
proxySettings.Password = package.Settings.CheckUrlProxySettings.Password;
}
}
foreach (var url in package.Settings.CheckUrlsAfterInstallation)
{
var checkUrlHttpStatusIs200 = new CheckUrlHttpStatusIs200(url, package, _htmlGetter, _logger, proxySettings);
finalCommand.RunAfterCompletedWithResultTrue = checkUrlHttpStatusIs200;
finalCommand.RunAfterCompletedWithResultFalse = new SendErrorNotifications(notificationReceivers, finalCommand.Copy(), _blackboard);
finalCommand = checkUrlHttpStatusIs200;
}
}
// ggf. Versionsinfo Datei auslesen
if (!string.IsNullOrEmpty(package.Settings.ReadVersionInfoFrom))
{
var getVersionInfo = new GetVersionInfo(workFolder, package, package.Settings.ReadVersionInfoFrom, _singleFile, _blackboard);
finalCommand.RunAfterCompletedWithResultTrue = getVersionInfo;
finalCommand.RunAfterCompletedWithResultFalse = new SendErrorNotifications(notificationReceivers, finalCommand.Copy(), _blackboard);
finalCommand = getVersionInfo;
}
}
// Entpacktes Verzeichnis löschen (anhängen immer an finalCommand)
var cleanupOldAfterDeployment = new CleanupOldUnpackedFiles(workFolder, package, _directory, _logger);
finalCommand.RunAfterCompletedWithResultTrue = cleanupOldAfterDeployment;
finalCommand.RunAfterCompletedWithResultFalse = new SendErrorNotifications(notificationReceivers, finalCommand.Copy(), _blackboard);
finalCommand = cleanupOldAfterDeployment;
// Abschließende Nachricht verschicken (anhängen immer an finalCommand)
var sendNotifications = new SendNotifications(notificationReceivers, package.Settings.DownloadOnly, package.Settings.SkipDatabaseUpdate, package, _nowGetter, _blackboard);
finalCommand.RunAfterCompletedWithResultTrue = sendNotifications;
finalCommand.RunAfterCompletedWithResultFalse = new SendErrorNotifications(notificationReceivers, finalCommand.Copy(), _blackboard);
finalCommand = sendNotifications;
// Blackboard aufräumen für unser package
var cleanupBlackboard = new CleanupBlackboard(package, _blackboard);
finalCommand.RunAfterCompletedWithResultTrue = cleanupBlackboard;
finalCommand.RunAfterCompletedWithResultFalse = new SendErrorNotifications(notificationReceivers, finalCommand.Copy(), _blackboard);
finalCommand = cleanupBlackboard;
commands.Enqueue(checkIfNewer); // mit checkIfNewer beginnt die Abarbeitungskette
}
return commands;
}
IUpdatePackageAccess IUpdatePackageAccessFactory.CreateHttpDownloadAccess(string url, IHtmlGetter htmlGetter, ProxySettings proxySettings)
{
return new HttpDownloadAccess(url, htmlGetter, proxySettings);
}
IUpdatePackageAccess IUpdatePackageAccessFactory.CreateHttpDownloadAccess(string url, IHtmlGetter htmlGetter, ProxySettings proxySettings)
{
++CreateHttpDownloadAccessCalled;
return CreateHttpDownloadAccess[url];
}
public HttpDownloadAccess(string url, IHtmlGetter htmlGetter, ProxySettings proxySettings = null)
{
_url = url;
_htmlGetter = htmlGetter;
_proxySettings = proxySettings;
}