private async Task ApplyContext(HostAssignmentContext assignmentContext)
{
_logger.LogInformation($"Applying {assignmentContext.Environment.Count} app setting(s)");
assignmentContext.ApplyAppSettings(_environment);
// We need to get the non-PlaceholderMode script Path so we can unzip to the correct location.
// This asks the factory to skip the PlaceholderMode check when configuring options.
var options = _optionsFactory.Create(ScriptApplicationHostOptionsSetup.SkipPlaceholder);
RunFromPackageContext pkgContext = assignmentContext.GetRunFromPkgContext();
if ((pkgContext.IsScmRunFromPackage() && await pkgContext.BlobExistsAsync(_logger)) ||
(!pkgContext.IsScmRunFromPackage() && !string.IsNullOrEmpty(pkgContext.Url) && pkgContext.Url != "1"))
{
await ApplyBlobPackageContext(pkgContext, options.ScriptPath);
}
else if (!string.IsNullOrEmpty(assignmentContext.AzureFilesConnectionString))
{
await _meshInitServiceClient.MountCifs(assignmentContext.AzureFilesConnectionString, assignmentContext.AzureFilesContentShare, "/home");
}
// BYOS
var storageVolumes = assignmentContext.GetBYOSEnvironmentVariables()
.Select(AzureStorageInfoValue.FromEnvironmentVariable).ToList();
var mountedVolumes =
(await Task.WhenAll(storageVolumes.Where(v => v != null).Select(MountStorageAccount))).Where(
result => result).ToList();
if (mountedVolumes.Count != storageVolumes.Count)
{
_logger.LogWarning(
$"Successfully mounted {mountedVolumes.Count} / {storageVolumes.Count} BYOS storage accounts");
}
}
public void Returns_BYOS_EnvironmentVariables()
{
var hostAssignmentContext = new HostAssignmentContext()
{
Environment = new Dictionary <string, string>
{
[EnvironmentSettingNames.MsiSecret] = "secret",
["AZUREFILESSTORAGE_storage1"] = "storage1",
["AzureFilesStorage_storage2"] = "storage2",
["AZUREBLOBSTORAGE_blob1"] = "blob1",
["AzureBlobStorage_blob2"] = "blob2",
[EnvironmentSettingNames.MsiEndpoint] = "endpoint",
}
};
var byosEnvironmentVariables = hostAssignmentContext.GetBYOSEnvironmentVariables();
Assert.Equal(4, byosEnvironmentVariables.Count());
Assert.Equal("storage1", byosEnvironmentVariables.First(env => env.Key == "AZUREFILESSTORAGE_storage1").Value);
Assert.Equal("storage2", byosEnvironmentVariables.First(env => env.Key == "AzureFilesStorage_storage2").Value);
Assert.Equal("blob1", byosEnvironmentVariables.First(env => env.Key == "AZUREBLOBSTORAGE_blob1").Value);
Assert.Equal("blob2", byosEnvironmentVariables.First(env => env.Key == "AzureBlobStorage_blob2").Value);
}
private async Task ApplyContext(HostAssignmentContext assignmentContext)
{
_logger.LogInformation($"Applying {assignmentContext.Environment.Count} app setting(s)");
assignmentContext.ApplyAppSettings(_environment, _logger);
// We need to get the non-PlaceholderMode script Path so we can unzip to the correct location.
// This asks the factory to skip the PlaceholderMode check when configuring options.
var options = _optionsFactory.Create(ScriptApplicationHostOptionsSetup.SkipPlaceholder);
RunFromPackageContext pkgContext = assignmentContext.GetRunFromPkgContext();
if (_environment.SupportsAzureFileShareMount())
{
var azureFilesMounted = false;
if (assignmentContext.IsAzureFilesContentShareConfigured(_logger))
{
azureFilesMounted = await _runFromPackageHandler.MountAzureFileShare(assignmentContext);
}
else
{
_logger.LogError(
$"No {nameof(EnvironmentSettingNames.AzureFilesConnectionString)} or {nameof(EnvironmentSettingNames.AzureFilesContentShare)} configured. Azure FileShare will not be mounted. For PowerShell Functions, Managed Dependencies will not persisted across functions host instances.");
}
if (pkgContext.IsRunFromPackage(options, _logger))
{
if (azureFilesMounted)
{
_logger.LogWarning("App is configured to use both Run-From-Package and AzureFiles. Run-From-Package will take precedence");
}
var blobContextApplied =
await _runFromPackageHandler.ApplyBlobPackageContext(pkgContext, options.ScriptPath,
azureFilesMounted, false);
if (!blobContextApplied && azureFilesMounted)
{
_logger.LogWarning($"Failed to {nameof(_runFromPackageHandler.ApplyBlobPackageContext)}. Attempting to use local disk instead");
await _runFromPackageHandler.ApplyBlobPackageContext(pkgContext, options.ScriptPath, false);
}
}
else
{
_logger.LogInformation($"No {nameof(EnvironmentSettingNames.AzureWebsiteRunFromPackage)} configured");
}
}
else
{
if (pkgContext.IsRunFromPackage(options, _logger))
{
await _runFromPackageHandler.ApplyBlobPackageContext(pkgContext, options.ScriptPath, false);
}
else if (assignmentContext.IsAzureFilesContentShareConfigured(_logger))
{
await _runFromPackageHandler.MountAzureFileShare(assignmentContext);
}
}
// BYOS
var storageVolumes = assignmentContext.GetBYOSEnvironmentVariables()
.Select(AzureStorageInfoValue.FromEnvironmentVariable).ToList();
var mountedVolumes =
(await Task.WhenAll(storageVolumes.Where(v => v != null).Select(MountStorageAccount))).Where(
result => result).ToList();
if (storageVolumes.Any())
{
if (mountedVolumes.Count != storageVolumes.Count)
{
_logger.LogWarning(
$"Successfully mounted {mountedVolumes.Count} / {storageVolumes.Count} BYOS storage accounts");
}
else
{
_logger.LogInformation(
$"Successfully mounted {storageVolumes.Count} BYOS storage accounts");
}
}
}