Source file src/github.com/Microsoft/hcsshim/internal/wclayer/createscratchlayer.go

Documentation: github.com/Microsoft/hcsshim/internal/wclayer

     1  //go:build windows
     2  
     3  package wclayer
     4  
     5  import (
     6  	"context"
     7  	"strings"
     8  
     9  	"github.com/Microsoft/hcsshim/internal/hcserror"
    10  	"github.com/Microsoft/hcsshim/internal/oc"
    11  	"go.opencensus.io/trace"
    12  )
    13  
    14  // CreateScratchLayer creates and populates new read-write layer for use by a container.
    15  // This requires the full list of paths to all parent layers up to the base
    16  func CreateScratchLayer(ctx context.Context, path string, parentLayerPaths []string) (err error) {
    17  	title := "hcsshim::CreateScratchLayer"
    18  	ctx, span := oc.StartSpan(ctx, title)
    19  	defer span.End()
    20  	defer func() { oc.SetSpanStatus(span, err) }()
    21  	span.AddAttributes(
    22  		trace.StringAttribute("path", path),
    23  		trace.StringAttribute("parentLayerPaths", strings.Join(parentLayerPaths, ", ")))
    24  
    25  	// Generate layer descriptors
    26  	layers, err := layerPathsToDescriptors(ctx, parentLayerPaths)
    27  	if err != nil {
    28  		return err
    29  	}
    30  
    31  	err = createSandboxLayer(&stdDriverInfo, path, 0, layers)
    32  	if err != nil {
    33  		return hcserror.New(err, title, "")
    34  	}
    35  	return nil
    36  }
    37  

View as plain text