private bool InstallAssemblyProvider(Package provider, Link link, string fastPath, BootstrapRequest request)
{
if (!Directory.Exists(request.DestinationPath))
{
request.Error(ErrorCategory.InvalidOperation, fastPath, Constants.Messages.DestinationPathNotSet);
return(false);
}
var targetFilename = link.Attributes[Iso19770_2.Discovery.TargetFilename];
if (string.IsNullOrWhiteSpace(targetFilename))
{
request.Error(ErrorCategory.InvalidOperation, fastPath, Constants.Messages.InvalidFilename);
return(false);
}
targetFilename = Path.GetFileName(targetFilename);
var targetFile = Path.Combine(request.DestinationPath, targetFilename);
// download the file
var file = request.DownloadAndValidateFile(provider.Name, provider._swidtag.Links.Where(each => each.Relationship == Iso19770_2.Relationship.InstallationMedia));
if (file != null)
{
// 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(false);
}
request.Debug("Copying file '{0}' to '{1}'", file, targetFile);
File.Copy(file, targetFile);
if (File.Exists(targetFile))
{
// since we only installed a single assembly, we can just ask to load that specific assembly.
if (PackageManagementService.TryToLoadProviderAssembly(targetFile, request))
{
// looks good to me.
request.YieldFromSwidtag(provider, fastPath);
return(true);
}
}
}
if (file != null)
{
file.TryHardToDelete();
}
return(false);
}
private bool InstallAssemblyProvider(Package provider, Link link, string fastPath, BootstrapRequest request)
{
if (!Directory.Exists(request.DestinationPath)) {
request.Error(ErrorCategory.InvalidOperation, fastPath, Constants.Messages.DestinationPathNotSet);
return false;
}
var targetFilename = link.Attributes[Iso19770_2.Discovery.TargetFilename];
if (string.IsNullOrWhiteSpace(targetFilename)) {
request.Error(ErrorCategory.InvalidOperation, fastPath, Constants.Messages.InvalidFilename);
return false;
}
targetFilename = Path.GetFileName(targetFilename);
var targetFile = Path.Combine(request.DestinationPath, targetFilename);
// download the file
var file = request.DownloadAndValidateFile(provider.Name, provider._swidtag.Links.Where(each => each.Relationship == Iso19770_2.Relationship.InstallationMedia));
if (file != null) {
// 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 false;
}
request.Debug("Copying file '{0}' to '{1}'", file, targetFile);
File.Copy(file, targetFile);
if (File.Exists(targetFile)) {
// since we only installed a single assembly, we can just ask to load that specific assembly.
if (PackageManagementService.TryToLoadProviderAssembly(targetFile, request)) {
// looks good to me.
request.YieldFromSwidtag(provider, fastPath);
return true;
}
}
}
if (file != null) {
file.TryHardToDelete();
}
return false;
}
public void InstallPackage(string fastPath, BootstrapRequest request)
{
if (request == null) {
throw new ArgumentNullException("request");
}
// ensure that mandatory parameters are present.
request.Debug("Calling 'Bootstrap::InstallPackage'");
var triedAndFailed = false;
// verify the package integrity (ie, check if it's digitally signed before installing)
var provider = request.GetProvider(new Uri(fastPath));
if (provider == null || !provider.IsValid) {
request.Error(ErrorCategory.InvalidData, fastPath, Constants.Messages.UnableToResolvePackage, fastPath);
return;
}
// group the links along 'artifact' lines
var artifacts = provider._swidtag.Links.Where(link => link.Relationship == Iso19770_2.Relationship.InstallationMedia).GroupBy(link => link.Artifact);
// try one artifact set at a time.
foreach (var artifact in artifacts) {
// first time we succeed, we're good to go.
foreach (var link in artifact) {
switch (link.Attributes[Iso19770_2.Discovery.Type]) {
case "assembly":
if (InstallAssemblyProvider(provider, link, fastPath, request)) {
return;
}
triedAndFailed = true;
continue;
default:
if (InstallProviderFromInstaller(provider, link, fastPath, request)) {
return;
}
triedAndFailed = true;
continue;
}
}
}
if (triedAndFailed) {
// we tried installing something and it didn't go well.
request.Error(ErrorCategory.InvalidOperation, fastPath, Constants.Messages.FailedProviderBootstrap, fastPath);
} else {
// we didn't even find a link to bootstrap.
request.Error(ErrorCategory.InvalidOperation, fastPath, "Provider {0} missing installationmedia to install.", fastPath);
}
}
public void InstallPackage(string fastPath, BootstrapRequest request)
{
if (request == null)
{
throw new ArgumentNullException("request");
}
// ensure that mandatory parameters are present.
request.Debug("Calling 'Bootstrap::InstallPackage'");
var triedAndFailed = false;
// verify the package integrity (ie, check if it's digitally signed before installing)
var provider = request.GetProvider(new Uri(fastPath));
if (provider == null || !provider.IsValid)
{
request.Error(ErrorCategory.InvalidData, fastPath, Constants.Messages.UnableToResolvePackage, fastPath);
return;
}
// group the links along 'artifact' lines
var artifacts = provider._swidtag.Links.Where(link => link.Relationship == Iso19770_2.Relationship.InstallationMedia).GroupBy(link => link.Artifact);
// try one artifact set at a time.
foreach (var artifact in artifacts)
{
// first time we succeed, we're good to go.
foreach (var link in artifact)
{
switch (link.Attributes[Iso19770_2.Discovery.Type])
{
case "assembly":
if (InstallAssemblyProvider(provider, link, fastPath, request))
{
return;
}
triedAndFailed = true;
continue;
default:
if (InstallProviderFromInstaller(provider, link, fastPath, request))
{
return;
}
triedAndFailed = true;
continue;
}
}
}
if (triedAndFailed)
{
// we tried installing something and it didn't go well.
request.Error(ErrorCategory.InvalidOperation, fastPath, Constants.Messages.FailedProviderBootstrap, fastPath);
}
else
{
// we didn't even find a link to bootstrap.
request.Error(ErrorCategory.InvalidOperation, fastPath, "Provider {0} missing installationmedia to install.", fastPath);
}
}
