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authorNalin Dahyabhai <nalin@redhat.com>2019-10-24 10:37:22 -0400
committerNalin Dahyabhai <nalin@redhat.com>2019-10-29 13:35:18 -0400
commita4a70b4506ec4abb8b3bbc3873ee5ca015a8ed08 (patch)
tree4e7a50576d4db83450c58054e276f33bbd2cdb3a /vendor/github.com/containerd/continuity/fs/du_unix.go
parent59582c55b798f0a2d086981ca9a8ddd8314fd0c2 (diff)
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bump containers/image to v5.0.0, buildah to v1.11.4
Move to containers/image v5 and containers/buildah to v1.11.4. Replace an equality check with a type assertion when checking for a docker.ErrUnauthorizedForCredentials in `podman login`. Signed-off-by: Nalin Dahyabhai <nalin@redhat.com>
Diffstat (limited to 'vendor/github.com/containerd/continuity/fs/du_unix.go')
-rw-r--r--vendor/github.com/containerd/continuity/fs/du_unix.go110
1 files changed, 110 insertions, 0 deletions
diff --git a/vendor/github.com/containerd/continuity/fs/du_unix.go b/vendor/github.com/containerd/continuity/fs/du_unix.go
new file mode 100644
index 000000000..e22ffbea3
--- /dev/null
+++ b/vendor/github.com/containerd/continuity/fs/du_unix.go
@@ -0,0 +1,110 @@
+// +build !windows
+
+/*
+ Copyright The containerd Authors.
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+*/
+
+package fs
+
+import (
+ "context"
+ "os"
+ "path/filepath"
+ "syscall"
+)
+
+type inode struct {
+ // TODO(stevvooe): Can probably reduce memory usage by not tracking
+ // device, but we can leave this right for now.
+ dev, ino uint64
+}
+
+func newInode(stat *syscall.Stat_t) inode {
+ return inode{
+ // Dev is uint32 on darwin/bsd, uint64 on linux/solaris
+ dev: uint64(stat.Dev), // nolint: unconvert
+ // Ino is uint32 on bsd, uint64 on darwin/linux/solaris
+ ino: uint64(stat.Ino), // nolint: unconvert
+ }
+}
+
+func diskUsage(ctx context.Context, roots ...string) (Usage, error) {
+
+ var (
+ size int64
+ inodes = map[inode]struct{}{} // expensive!
+ )
+
+ for _, root := range roots {
+ if err := filepath.Walk(root, func(path string, fi os.FileInfo, err error) error {
+ if err != nil {
+ return err
+ }
+
+ select {
+ case <-ctx.Done():
+ return ctx.Err()
+ default:
+ }
+
+ inoKey := newInode(fi.Sys().(*syscall.Stat_t))
+ if _, ok := inodes[inoKey]; !ok {
+ inodes[inoKey] = struct{}{}
+ size += fi.Size()
+ }
+
+ return nil
+ }); err != nil {
+ return Usage{}, err
+ }
+ }
+
+ return Usage{
+ Inodes: int64(len(inodes)),
+ Size: size,
+ }, nil
+}
+
+func diffUsage(ctx context.Context, a, b string) (Usage, error) {
+ var (
+ size int64
+ inodes = map[inode]struct{}{} // expensive!
+ )
+
+ if err := Changes(ctx, a, b, func(kind ChangeKind, _ string, fi os.FileInfo, err error) error {
+ if err != nil {
+ return err
+ }
+
+ if kind == ChangeKindAdd || kind == ChangeKindModify {
+ inoKey := newInode(fi.Sys().(*syscall.Stat_t))
+ if _, ok := inodes[inoKey]; !ok {
+ inodes[inoKey] = struct{}{}
+ size += fi.Size()
+ }
+
+ return nil
+
+ }
+ return nil
+ }); err != nil {
+ return Usage{}, err
+ }
+
+ return Usage{
+ Inodes: int64(len(inodes)),
+ Size: size,
+ }, nil
+}