public bool YieldFromSwidtag(DynamicElement provider, string requiredVersion, string minimumVersion, string maximumVersion, string searchKey) { if (provider == null) { throw new ArgumentNullException("provider"); } var name = provider.Attributes["name"]; FourPartVersion version = provider.Attributes["version"]; var versionScheme = provider.Attributes["versionScheme"]; var packageFilename = provider.XPath("/swid:SoftwareIdentity/swid:Meta[@targetFilename]").GetAttribute("targetFilename"); var summary = provider.XPath("/swid:SoftwareIdentity/swid:Meta[@summary]").GetAttribute("summary"); if (AnyNullOrEmpty(name, version, versionScheme, packageFilename)) { Debug("Skipping yield on swid due to missing field \r\n", provider.ToString()); return(true); } if (!string.IsNullOrEmpty(requiredVersion) && version != requiredVersion) { return(true); } if (!string.IsNullOrEmpty(minimumVersion) && version < minimumVersion) { return(true); } if (!string.IsNullOrEmpty(maximumVersion) && version > maximumVersion) { return(true); } if (YieldSoftwareIdentity(name, name, version, versionScheme, summary, null, searchKey, null, packageFilename)) { // note: temporary until we actaully support swidtags in the core. // yield all the meta/attributes if (provider.XPath("/swid:SoftwareIdentity/swid:Meta").Any( meta => meta.Attributes.Any(attribute => !YieldSoftwareMetadata(name, attribute.Name.LocalName, attribute.Value)))) { return(false); } if (provider.XPath("/swid:SoftwareIdentity/swid:Link").Any( link => !YieldLink(name, link.Attributes["href"], link.Attributes["rel"], link.Attributes["type"], link.Attributes["ownership"], link.Attributes["use"], link.Attributes["media"], link.Attributes["artifact"]))) { return(false); } if (provider.XPath("/swid:SoftwareIdentity/swid:Entity").Any( entity => !YieldEntity(name, entity.Attributes["name"], entity.Attributes["regid"], entity.Attributes["role"], entity.Attributes["thumbprint"]))) { return(false); } if (!YieldSoftwareMetadata(name, "FromTrustedSource", true.ToString())) { return(false); } } return(true); }
internal IEnumerable <DynamicElement> GetProviders(DynamicElement document) { var artifacts = document.XPath("/swid:SoftwareIdentity/swid:Link[@rel='component' and @oneget:type='provider']").GetAttributes("artifact").Distinct().ToArray(); return(artifacts.Select(each => GetProvider(document, each)).Where(each => each != null)); }
internal DynamicElement GetProvider(DynamicElement document, string name) { var links = document.XPath("/swid:SoftwareIdentity/swid:Link[@rel='component' and @artifact='{0}' and @oneget:type='provider']", name.ToLowerInvariant()); return(DownloadSwidtag(links.GetAttributes("href"))); }
private void InstallAssemblyProvider(DynamicElement provider, string fastPath, BootstrapRequest request) { if (!Directory.Exists(request.DestinationPath)) { request.Error(ErrorCategory.InvalidOperation, fastPath, Constants.Messages.DestinationPathNotSet); return; } var targetFilename = provider.XPath("/swid:SoftwareIdentity/swid:Meta[@targetFilename]").GetAttribute("targetFilename"); if (string.IsNullOrEmpty(targetFilename)) { request.Error(ErrorCategory.InvalidOperation, fastPath, Constants.Messages.InvalidFilename); return; } targetFilename = Path.GetFileName(targetFilename); var targetFile = Path.Combine(request.DestinationPath, targetFilename); string tmpFile = null; var failedBecauseInvalid = false; // download the file foreach (var link in provider.XPath("/swid:SoftwareIdentity/swid:Link[@rel = 'installationmedia']")) { var href = link.Attributes["href"]; if (string.IsNullOrEmpty(href) || !Uri.IsWellFormedUriString(href, UriKind.Absolute)) { request.Debug("Bad or missing uri: {0}", href); continue; } try { tmpFile = targetFilename.GenerateTemporaryFilename(); request.Debug("Downloading '{0}' to '{1}'", href, tmpFile); if (!request.DownloadFileToLocation(new Uri(href), tmpFile)) { request.Debug("Failed download of '{0}'", href); continue; } request.Debug("Verifying the package"); var valid = request.IsSignedAndTrusted(tmpFile, request); if (!valid) { request.Debug("Not Valid file '{0}' => '{1}'", href, tmpFile); failedBecauseInvalid = true; request.Warning(Constants.Messages.FileFailedVerification, href); #if !DEBUG tmpFile.TryHardToDelete(); continue; #endif } // looks good! let's keep it if (File.Exists(targetFile)) { request.Debug("Removing old file '{0}'", targetFile); targetFile.TryHardToDelete(); } // is that file still there? if (File.Exists(targetFile)) { request.Error(ErrorCategory.InvalidOperation, fastPath, Constants.Messages.UnableToRemoveFile, targetFile); return; } request.Debug("Copying file '{0}' to '{1}'", tmpFile, targetFile); File.Copy(tmpFile, targetFile); if (File.Exists(targetFile)) { // looks good to me. request.YieldFromSwidtag(provider, null, null, null, fastPath); PackageManager._instance.LoadProviders(request); return; } } catch (Exception e) { e.Dump(); } finally { if (!string.IsNullOrEmpty(tmpFile)) { tmpFile.TryHardToDelete(); } } } if (failedBecauseInvalid) { request.Error(ErrorCategory.InvalidData, fastPath, Constants.Messages.FileFailedVerification, fastPath); } }
private void InstallModuleProvider(DynamicElement provider, string fastPath, BootstrapRequest request) { // This is a prototype for a general provider installer // really, this is going away as soon as we have a real swidtag provider. // 'package' may not be the best rel= type. foreach (var link in provider.XPath("/swid:SoftwareIdentity/swid:Link[@rel = 'package']")) { var href = link.Attributes["href"]; // NOT THIS -> at this point href should either be url to a location (that a provider will recognize) // JUST THIS -> or more likely should be a prototype canonical id: <provider>:<packagename>[/version][#source] // if (string.IsNullOrEmpty(href) || !Uri.IsWellFormedUriString(href, UriKind.Absolute)) { request.Debug("Bad or missing uri: {0}", href); continue; } var artifact = link.Attributes["artifact"]; try { var uri = new Uri(href); var providers = request.SelectProviders(uri.Scheme, request).ToArray(); if (providers.Length == 0) { // no known provider by that name right now. continue; } var packageId = uri.Host; var packageVersion = uri.PathAndQuery; var source = uri.Fragment; if (string.IsNullOrEmpty(packageId)) { continue; } var customRequest = request.Extend <Request>(new { GetSources = new Func <IEnumerable <string> >(() => { if (string.IsNullOrWhiteSpace(source)) { return(new string[0]); } return(new string[] { source }); }) }); var packages = providers[0].FindPackage(packageId, packageVersion, null, null, 0, customRequest).Wait(60); var pkgs = packages.ToArray(); if (pkgs.Length < 1) { if (string.IsNullOrWhiteSpace(packageVersion)) { request.Warning("Unable to find package '{0}' to bootstrap", packageId); } else { request.Warning("Unable to find package '{0}/{1}' to bootstrap", packageId, packageVersion); } continue; } if (pkgs.Length > 1) { if (string.IsNullOrWhiteSpace(packageVersion)) { request.Warning("Package '{0}' matched more than one package", packageId); } else { request.Warning("Package '{0}/{1}' matched more than one package", packageId, packageVersion); } continue; } var installedPackages = providers[0].InstallPackage(pkgs[0], customRequest).Wait(120).ToArray(); if (request.IsCanceled) { return; } bool installed = false; foreach (var pkg in installedPackages) { installed = true; request.YieldSoftwareIdentity(pkg.FastPackageReference, pkg.Name, pkg.Version, pkg.VersionScheme, pkg.Summary, pkg.Source, pkg.SearchKey, pkg.FullPath, pkg.PackageFilename); } if (request.IsCanceled) { return; } if (installed) { // it installed ok! PackageManager._instance.LoadProviders(request); } else { request.Error(ErrorCategory.InvalidOperation, fastPath, Constants.Messages.FailedProviderBootstrap, fastPath); } } catch (Exception e) { e.Dump(); } } }
private void InstallProviderFromInstaller(DynamicElement provider, string fastPath, BootstrapRequest request) { string tmpFile = null; var failedBecauseInvalid = false; // download the file foreach (var link in provider.XPath("/swid:SoftwareIdentity/swid:Link[@rel = 'installationmedia']")) { var href = link.Attributes["href"]; if (string.IsNullOrEmpty(href) || !Uri.IsWellFormedUriString(href, UriKind.Absolute)) { request.Debug("Bad or missing uri: {0}", href); continue; } var artifact = link.Attributes["artifact"]; try { tmpFile = artifact.GenerateTemporaryFilename(); request.Debug("Downloading '{0}' to '{1}'", href, tmpFile); if (!request.DownloadFileToLocation(new Uri(href), tmpFile)) { request.Debug("Failed download of '{0}'", href); continue; } request.Debug("Verifying the package"); var valid = request.IsSignedAndTrusted(tmpFile, request); if (!valid) { request.Debug("Not Valid file '{0}' => '{1}'", href, tmpFile); failedBecauseInvalid = true; request.Warning(Constants.Messages.FileFailedVerification, href); #if !DEBUG tmpFile.TryHardToDelete(); continue; #endif } // we have a valid file. // run the installer if (request.Install(tmpFile, "", request)) { // it installed ok! request.YieldFromSwidtag(provider, null, null, null, fastPath); PackageManager._instance.LoadProviders(request); } else { request.Error(ErrorCategory.InvalidOperation, fastPath, Constants.Messages.FailedProviderBootstrap, fastPath); } } catch (Exception e) { e.Dump(); } finally { if (!string.IsNullOrEmpty(tmpFile)) { tmpFile.TryHardToDelete(); } } } if (failedBecauseInvalid) { request.Error(ErrorCategory.InvalidData, fastPath, Constants.Messages.FileFailedVerification, fastPath); } }