64 lines
2.4 KiB
Go
64 lines
2.4 KiB
Go
package containerd
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import (
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"context"
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"github.com/containerd/containerd/mount"
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"github.com/containerd/containerd/namespaces"
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"github.com/containerd/containerd/snapshots"
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"github.com/docker/docker/pkg/idtools"
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"github.com/moby/buildkit/snapshot"
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"github.com/pkg/errors"
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)
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func NewSnapshotter(name string, snapshotter snapshots.Snapshotter, ns string, idmap *idtools.IdentityMapping) snapshot.Snapshotter {
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return snapshot.FromContainerdSnapshotter(name, &nsSnapshotter{ns, snapshotter}, idmap)
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}
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func NSSnapshotter(ns string, snapshotter snapshots.Snapshotter) snapshots.Snapshotter {
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return &nsSnapshotter{ns: ns, Snapshotter: snapshotter}
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}
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type nsSnapshotter struct {
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ns string
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snapshots.Snapshotter
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}
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func (s *nsSnapshotter) Stat(ctx context.Context, key string) (snapshots.Info, error) {
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ctx = namespaces.WithNamespace(ctx, s.ns)
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return s.Snapshotter.Stat(ctx, key)
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}
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func (s *nsSnapshotter) Update(ctx context.Context, info snapshots.Info, fieldpaths ...string) (snapshots.Info, error) {
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ctx = namespaces.WithNamespace(ctx, s.ns)
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return s.Snapshotter.Update(ctx, info, fieldpaths...)
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}
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func (s *nsSnapshotter) Usage(ctx context.Context, key string) (snapshots.Usage, error) {
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ctx = namespaces.WithNamespace(ctx, s.ns)
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return s.Snapshotter.Usage(ctx, key)
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}
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func (s *nsSnapshotter) Mounts(ctx context.Context, key string) ([]mount.Mount, error) {
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ctx = namespaces.WithNamespace(ctx, s.ns)
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return s.Snapshotter.Mounts(ctx, key)
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}
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func (s *nsSnapshotter) Prepare(ctx context.Context, key, parent string, opts ...snapshots.Opt) ([]mount.Mount, error) {
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ctx = namespaces.WithNamespace(ctx, s.ns)
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return s.Snapshotter.Prepare(ctx, key, parent, opts...)
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}
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func (s *nsSnapshotter) View(ctx context.Context, key, parent string, opts ...snapshots.Opt) ([]mount.Mount, error) {
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ctx = namespaces.WithNamespace(ctx, s.ns)
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return s.Snapshotter.View(ctx, key, parent, opts...)
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}
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func (s *nsSnapshotter) Commit(ctx context.Context, name, key string, opts ...snapshots.Opt) error {
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ctx = namespaces.WithNamespace(ctx, s.ns)
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return s.Snapshotter.Commit(ctx, name, key, opts...)
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}
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func (s *nsSnapshotter) Remove(ctx context.Context, key string) error {
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return errors.Errorf("calling snapshotter.Remove is forbidden")
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}
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func (s *nsSnapshotter) Walk(ctx context.Context, fn func(context.Context, snapshots.Info) error) error {
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ctx = namespaces.WithNamespace(ctx, s.ns)
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return s.Snapshotter.Walk(ctx, fn)
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}
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