Bump github.com/containers/storage from 1.19.1 to 1.19.2

Bumps [github.com/containers/storage](https://github.com/containers/storage) from 1.19.1 to 1.19.2. - [Release notes](https://github.com/containers/storage/releases) - [Changelog](https://github.com/containers/storage/blob/master/docs/containers-storage-changes.md) - [Commits](https://github.com/containers/storage/compare/v1.19.1...v1.19.2) Signed-off-by: dependabot-preview[bot] <support@dependabot.com> Signed-off-by: Valentin Rothberg <rothberg@redhat.com> Signed-off-by: Daniel J Walsh <dwalsh@redhat.com>
author: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com> 2020-05-13 09:20:53 +0000
committer: Daniel J Walsh <dwalsh@redhat.com> 2020-05-14 07:23:58 -0400
commit: 1f0cc866d4707c75116d210dc781534c9d7f62fd (patch)
tree: 0e5a15f979b88eb2e05adb7ac0967dbfcaa7a459 /vendor/github.com
parent: 150679d7b10ad56b7f41d22810eb2c421edf9da5 (diff)
download: podman-1f0cc866d4707c75116d210dc781534c9d7f62fd.tar.gz
podman-1f0cc866d4707c75116d210dc781534c9d7f62fd.tar.bz2
podman-1f0cc866d4707c75116d210dc781534c9d7f62fd.zip
47 files changed, 988 insertions, 439 deletions
diff --git a/vendor/github.com/Microsoft/go-winio/vhd/vhd.go b/vendor/github.com/Microsoft/go-winio/vhd/vhd.go
new file mode 100644
index 000000000..229ac2556
--- /dev/null
+++ b/vendor/github.com/Microsoft/go-winio/vhd/vhd.go
@@ -0,0 +1,151 @@
+// +build windows
+
+package vhd
+
+import "syscall"
+
+//go:generate go run mksyscall_windows.go -output zvhd.go vhd.go
+
+//sys createVirtualDisk(virtualStorageType *virtualStorageType, path string, virtualDiskAccessMask uint32, securityDescriptor *uintptr, flags uint32, providerSpecificFlags uint32, parameters *createVirtualDiskParameters, o *syscall.Overlapped, handle *syscall.Handle) (err error) [failretval != 0] = VirtDisk.CreateVirtualDisk
+//sys openVirtualDisk(virtualStorageType *virtualStorageType, path string, virtualDiskAccessMask uint32, flags uint32, parameters *openVirtualDiskParameters, handle *syscall.Handle) (err error) [failretval != 0] = VirtDisk.OpenVirtualDisk
+//sys detachVirtualDisk(handle syscall.Handle, flags uint32, providerSpecificFlags uint32) (err error) [failretval != 0] = VirtDisk.DetachVirtualDisk
+
+type virtualStorageType struct {
+	DeviceID uint32
+	VendorID [16]byte
+}
+
+type (
+	createVirtualDiskFlag uint32
+	VirtualDiskAccessMask uint32
+	VirtualDiskFlag       uint32
+)
+
+const (
+	// Flags for creating a VHD (not exported)
+	createVirtualDiskFlagNone                        createVirtualDiskFlag = 0
+	createVirtualDiskFlagFullPhysicalAllocation      createVirtualDiskFlag = 1
+	createVirtualDiskFlagPreventWritesToSourceDisk   createVirtualDiskFlag = 2
+	createVirtualDiskFlagDoNotCopyMetadataFromParent createVirtualDiskFlag = 4
+
+	// Access Mask for opening a VHD
+	VirtualDiskAccessNone     VirtualDiskAccessMask = 0
+	VirtualDiskAccessAttachRO VirtualDiskAccessMask = 65536
+	VirtualDiskAccessAttachRW VirtualDiskAccessMask = 131072
+	VirtualDiskAccessDetach   VirtualDiskAccessMask = 262144
+	VirtualDiskAccessGetInfo  VirtualDiskAccessMask = 524288
+	VirtualDiskAccessCreate   VirtualDiskAccessMask = 1048576
+	VirtualDiskAccessMetaOps  VirtualDiskAccessMask = 2097152
+	VirtualDiskAccessRead     VirtualDiskAccessMask = 851968
+	VirtualDiskAccessAll      VirtualDiskAccessMask = 4128768
+	VirtualDiskAccessWritable VirtualDiskAccessMask = 3276800
+
+	// Flags for opening a VHD
+	OpenVirtualDiskFlagNone                        VirtualDiskFlag = 0
+	OpenVirtualDiskFlagNoParents                   VirtualDiskFlag = 0x1
+	OpenVirtualDiskFlagBlankFile                   VirtualDiskFlag = 0x2
+	OpenVirtualDiskFlagBootDrive                   VirtualDiskFlag = 0x4
+	OpenVirtualDiskFlagCachedIO                    VirtualDiskFlag = 0x8
+	OpenVirtualDiskFlagCustomDiffChain             VirtualDiskFlag = 0x10
+	OpenVirtualDiskFlagParentCachedIO              VirtualDiskFlag = 0x20
+	OpenVirtualDiskFlagVhdSetFileOnly              VirtualDiskFlag = 0x40
+	OpenVirtualDiskFlagIgnoreRelativeParentLocator VirtualDiskFlag = 0x80
+	OpenVirtualDiskFlagNoWriteHardening            VirtualDiskFlag = 0x100
+)
+
+type createVersion2 struct {
+	UniqueID                 [16]byte // GUID
+	MaximumSize              uint64
+	BlockSizeInBytes         uint32
+	SectorSizeInBytes        uint32
+	ParentPath               *uint16 // string
+	SourcePath               *uint16 // string
+	OpenFlags                uint32
+	ParentVirtualStorageType virtualStorageType
+	SourceVirtualStorageType virtualStorageType
+	ResiliencyGUID           [16]byte // GUID
+}
+
+type createVirtualDiskParameters struct {
+	Version  uint32 // Must always be set to 2
+	Version2 createVersion2
+}
+
+type openVersion2 struct {
+	GetInfoOnly    int32    // bool but 4-byte aligned
+	ReadOnly       int32    // bool but 4-byte aligned
+	ResiliencyGUID [16]byte // GUID
+}
+
+type openVirtualDiskParameters struct {
+	Version  uint32 // Must always be set to 2
+	Version2 openVersion2
+}
+
+// CreateVhdx will create a simple vhdx file at the given path using default values.
+func CreateVhdx(path string, maxSizeInGb, blockSizeInMb uint32) error {
+	var (
+		defaultType virtualStorageType
+		handle      syscall.Handle
+	)
+
+	parameters := createVirtualDiskParameters{
+		Version: 2,
+		Version2: createVersion2{
+			MaximumSize:      uint64(maxSizeInGb) * 1024 * 1024 * 1024,
+			BlockSizeInBytes: blockSizeInMb * 1024 * 1024,
+		},
+	}
+
+	if err := createVirtualDisk(
+		&defaultType,
+		path,
+		uint32(VirtualDiskAccessNone),
+		nil,
+		uint32(createVirtualDiskFlagNone),
+		0,
+		&parameters,
+		nil,
+		&handle); err != nil {
+		return err
+	}
+
+	if err := syscall.CloseHandle(handle); err != nil {
+		return err
+	}
+
+	return nil
+}
+
+// DetachVhd detaches a mounted container layer vhd found at `path`.
+func DetachVhd(path string) error {
+	handle, err := OpenVirtualDisk(
+		path,
+		VirtualDiskAccessNone,
+		OpenVirtualDiskFlagCachedIO|OpenVirtualDiskFlagIgnoreRelativeParentLocator)
+
+	if err != nil {
+		return err
+	}
+	defer syscall.CloseHandle(handle)
+	return detachVirtualDisk(handle, 0, 0)
+}
+
+// OpenVirtualDisk obtains a handle to a VHD opened with supplied access mask and flags.
+func OpenVirtualDisk(path string, accessMask VirtualDiskAccessMask, flag VirtualDiskFlag) (syscall.Handle, error) {
+	var (
+		defaultType virtualStorageType
+		handle      syscall.Handle
+	)
+	parameters := openVirtualDiskParameters{Version: 2}
+	if err := openVirtualDisk(
+		&defaultType,
+		path,
+		uint32(accessMask),
+		uint32(flag),
+		&parameters,
+		&handle); err != nil {
+		return 0, err
+	}
+	return handle, nil
+}
diff --git a/vendor/github.com/Microsoft/go-winio/vhd/zvhd.go b/vendor/github.com/Microsoft/go-winio/vhd/zvhd.go
new file mode 100644
index 000000000..00599ea49
--- /dev/null
+++ b/vendor/github.com/Microsoft/go-winio/vhd/zvhd.go
@@ -0,0 +1,99 @@
+// MACHINE GENERATED BY 'go generate' COMMAND; DO NOT EDIT
+
+package vhd
+
+import (
+	"syscall"
+	"unsafe"
+
+	"golang.org/x/sys/windows"
+)
+
+var _ unsafe.Pointer
+
+// Do the interface allocations only once for common
+// Errno values.
+const (
+	errnoERROR_IO_PENDING = 997
+)
+
+var (
+	errERROR_IO_PENDING error = syscall.Errno(errnoERROR_IO_PENDING)
+)
+
+// errnoErr returns common boxed Errno values, to prevent
+// allocations at runtime.
+func errnoErr(e syscall.Errno) error {
+	switch e {
+	case 0:
+		return nil
+	case errnoERROR_IO_PENDING:
+		return errERROR_IO_PENDING
+	}
+	// TODO: add more here, after collecting data on the common
+	// error values see on Windows. (perhaps when running
+	// all.bat?)
+	return e
+}
+
+var (
+	modVirtDisk = windows.NewLazySystemDLL("VirtDisk.dll")
+
+	procCreateVirtualDisk = modVirtDisk.NewProc("CreateVirtualDisk")
+	procOpenVirtualDisk   = modVirtDisk.NewProc("OpenVirtualDisk")
+	procDetachVirtualDisk = modVirtDisk.NewProc("DetachVirtualDisk")
+)
+
+func createVirtualDisk(virtualStorageType *virtualStorageType, path string, virtualDiskAccessMask uint32, securityDescriptor *uintptr, flags uint32, providerSpecificFlags uint32, parameters *createVirtualDiskParameters, o *syscall.Overlapped, handle *syscall.Handle) (err error) {
+	var _p0 *uint16
+	_p0, err = syscall.UTF16PtrFromString(path)
+	if err != nil {
+		return
+	}
+	return _createVirtualDisk(virtualStorageType, _p0, virtualDiskAccessMask, securityDescriptor, flags, providerSpecificFlags, parameters, o, handle)
+}
+
+func _createVirtualDisk(virtualStorageType *virtualStorageType, path *uint16, virtualDiskAccessMask uint32, securityDescriptor *uintptr, flags uint32, providerSpecificFlags uint32, parameters *createVirtualDiskParameters, o *syscall.Overlapped, handle *syscall.Handle) (err error) {
+	r1, _, e1 := syscall.Syscall9(procCreateVirtualDisk.Addr(), 9, uintptr(unsafe.Pointer(virtualStorageType)), uintptr(unsafe.Pointer(path)), uintptr(virtualDiskAccessMask), uintptr(unsafe.Pointer(securityDescriptor)), uintptr(flags), uintptr(providerSpecificFlags), uintptr(unsafe.Pointer(parameters)), uintptr(unsafe.Pointer(o)), uintptr(unsafe.Pointer(handle)))
+	if r1 != 0 {
+		if e1 != 0 {
+			err = errnoErr(e1)
+		} else {
+			err = syscall.EINVAL
+		}
+	}
+	return
+}
+
+func openVirtualDisk(virtualStorageType *virtualStorageType, path string, virtualDiskAccessMask uint32, flags uint32, parameters *openVirtualDiskParameters, handle *syscall.Handle) (err error) {
+	var _p0 *uint16
+	_p0, err = syscall.UTF16PtrFromString(path)
+	if err != nil {
+		return
+	}
+	return _openVirtualDisk(virtualStorageType, _p0, virtualDiskAccessMask, flags, parameters, handle)
+}
+
+func _openVirtualDisk(virtualStorageType *virtualStorageType, path *uint16, virtualDiskAccessMask uint32, flags uint32, parameters *openVirtualDiskParameters, handle *syscall.Handle) (err error) {
+	r1, _, e1 := syscall.Syscall6(procOpenVirtualDisk.Addr(), 6, uintptr(unsafe.Pointer(virtualStorageType)), uintptr(unsafe.Pointer(path)), uintptr(virtualDiskAccessMask), uintptr(flags), uintptr(unsafe.Pointer(parameters)), uintptr(unsafe.Pointer(handle)))
+	if r1 != 0 {
+		if e1 != 0 {
+			err = errnoErr(e1)
+		} else {
+			err = syscall.EINVAL
+		}
+	}
+	return
+}
+
+func detachVirtualDisk(handle syscall.Handle, flags uint32, providerSpecificFlags uint32) (err error) {
+	r1, _, e1 := syscall.Syscall(procDetachVirtualDisk.Addr(), 3, uintptr(handle), uintptr(flags), uintptr(providerSpecificFlags))
+	if r1 != 0 {
+		if e1 != 0 {
+			err = errnoErr(e1)
+		} else {
+			err = syscall.EINVAL
+		}
+	}
+	return
+}
diff --git a/vendor/github.com/Microsoft/hcsshim/CODEOWNERS b/vendor/github.com/Microsoft/hcsshim/CODEOWNERS
new file mode 100644
index 000000000..1a59c8021
--- /dev/null
+++ b/vendor/github.com/Microsoft/hcsshim/CODEOWNERS
@@ -0,0 +1,3 @@
+* @microsoft/containerplat
+
+/hcn/* @nagiesek
+\ No newline at end of file
diff --git a/vendor/github.com/Microsoft/hcsshim/README.md b/vendor/github.com/Microsoft/hcsshim/README.md
index 15b39181a..d504f1889 100644
--- a/vendor/github.com/Microsoft/hcsshim/README.md
+++ b/vendor/github.com/Microsoft/hcsshim/README.md
@@ -2,7 +2,7 @@
 
 [![Build status](https://ci.appveyor.com/api/projects/status/nbcw28mnkqml0loa/branch/master?svg=true)](https://ci.appveyor.com/project/WindowsVirtualization/hcsshim/branch/master)
 
-This package contains the Golang interface for using the Windows [Host Compute Service](https://blogs.technet.microsoft.com/virtualization/2017/01/27/introducing-the-host-compute-service-hcs/) (HCS) to launch and manage [Windows Containers](https://docs.microsoft.com/en-us/virtualization/windowscontainers/about/). It also contains other helpers and functions for managing Windows Containers such as the Golang interface for the Host Network Service (HNS).
+This package contains the Golang interface for using the Windows [Host Compute Service](https://techcommunity.microsoft.com/t5/containers/introducing-the-host-compute-service-hcs/ba-p/382332) (HCS) to launch and manage [Windows Containers](https://docs.microsoft.com/en-us/virtualization/windowscontainers/about/). It also contains other helpers and functions for managing Windows Containers such as the Golang interface for the Host Network Service (HNS).
 
 It is primarily used in the [Moby Project](https://github.com/moby/moby), but it can be freely used by other projects as well.
 
@@ -16,6 +16,11 @@ When you submit a pull request, a CLA-bot will automatically determine whether y
 a CLA and decorate the PR appropriately (e.g., label, comment). Simply follow the instructions
 provided by the bot. You will only need to do this once across all repos using our CLA.
 
+We also ask that contributors [sign their commits](https://git-scm.com/docs/git-commit) using `git commit -s` or `git commit --signoff` to certify they either authored the work themselves or otherwise have permission to use it in this project. 
+
+
+## Code of Conduct
+
 This project has adopted the [Microsoft Open Source Code of Conduct](https://opensource.microsoft.com/codeofconduct/).
 For more information see the [Code of Conduct FAQ](https://opensource.microsoft.com/codeofconduct/faq/) or
 contact [opencode@microsoft.com](mailto:opencode@microsoft.com) with any additional questions or comments.
diff --git a/vendor/github.com/Microsoft/hcsshim/appveyor.yml b/vendor/github.com/Microsoft/hcsshim/appveyor.yml
index 661bc406f..6617fade0 100644
--- a/vendor/github.com/Microsoft/hcsshim/appveyor.yml
+++ b/vendor/github.com/Microsoft/hcsshim/appveyor.yml
@@ -6,7 +6,7 @@ clone_folder: c:\gopath\src\github.com\Microsoft\hcsshim
 
 environment:
   GOPATH: c:\gopath
-  PATH: C:\mingw-w64\x86_64-7.2.0-posix-seh-rt_v5-rev1\mingw64\bin;%GOPATH%\bin;C:\gometalinter-2.0.12-windows-amd64;%PATH%
+  PATH: "%GOPATH%\\bin;C:\\gometalinter-2.0.12-windows-amd64;%PATH%"
 
 stack: go 1.13.4
 
@@ -22,10 +22,12 @@ build_script:
   - go build ./internal/tools/uvmboot
   - go build ./internal/tools/zapdir
   - go test -v ./... -tags admin
-  - go test -c ./test/containerd-shim-runhcs-v1/ -tags functional
-  - go test -c ./test/cri-containerd/ -tags functional
-  - go test -c ./test/functional/ -tags functional
-  - go test -c ./test/runhcs/ -tags functional
+  - cd test
+  - go test -v ./internal -tags admin
+  - go test -c ./containerd-shim-runhcs-v1/ -tags functional
+  - go test -c ./cri-containerd/ -tags functional
+  - go test -c ./functional/ -tags functional
+  - go test -c ./runhcs/ -tags functional
 
 artifacts:
   - path: 'containerd-shim-runhcs-v1.exe'
@@ -35,7 +37,7 @@ artifacts:
   - path: 'grantvmgroupaccess.exe'  
   - path: 'uvmboot.exe'
   - path: 'zapdir.exe'
-  - path: 'containerd-shim-runhcs-v1.test.exe'
-  - path: 'cri-containerd.test.exe'
-  - path: 'functional.test.exe'
-  - path: 'runhcs.test.exe'
-\ No newline at end of file
+  - path: './test/containerd-shim-runhcs-v1.test.exe'
+  - path: './test/cri-containerd.test.exe'
+  - path: './test/functional.test.exe'
+  - path: './test/runhcs.test.exe'
diff --git a/vendor/github.com/Microsoft/hcsshim/go.mod b/vendor/github.com/Microsoft/hcsshim/go.mod
index 72d253dad..5255b93f1 100644
--- a/vendor/github.com/Microsoft/hcsshim/go.mod
+++ b/vendor/github.com/Microsoft/hcsshim/go.mod
@@ -4,34 +4,32 @@ go 1.13
 
 require (
 	github.com/Microsoft/go-winio v0.4.15-0.20190919025122-fc70bd9a86b5
-	github.com/blang/semver v3.1.0+incompatible // indirect
 	github.com/containerd/cgroups v0.0.0-20190919134610-bf292b21730f
 	github.com/containerd/console v0.0.0-20180822173158-c12b1e7919c1
-	github.com/containerd/containerd v1.3.0-beta.2.0.20190828155532-0293cbd26c69
+	github.com/containerd/containerd v1.3.2
 	github.com/containerd/continuity v0.0.0-20190426062206-aaeac12a7ffc // indirect
 	github.com/containerd/fifo v0.0.0-20190226154929-a9fb20d87448 // indirect
 	github.com/containerd/go-runc v0.0.0-20180907222934-5a6d9f37cfa3
 	github.com/containerd/ttrpc v0.0.0-20190828154514-0e0f228740de
 	github.com/containerd/typeurl v0.0.0-20180627222232-a93fcdb778cd
-	github.com/gogo/protobuf v1.2.1
-	github.com/hashicorp/errwrap v0.0.0-20141028054710-7554cd9344ce // indirect
-	github.com/hashicorp/go-multierror v0.0.0-20161216184304-ed905158d874 // indirect
+	github.com/gogo/protobuf v1.3.1
+	github.com/golang/protobuf v1.3.2 // indirect
+	github.com/kr/pretty v0.1.0 // indirect
 	github.com/opencontainers/go-digest v0.0.0-20180430190053-c9281466c8b2 // indirect
 	github.com/opencontainers/runc v0.0.0-20190115041553-12f6a991201f // indirect
 	github.com/opencontainers/runtime-spec v0.1.2-0.20190507144316-5b71a03e2700
-	github.com/opencontainers/runtime-tools v0.0.0-20181011054405-1d69bd0f9c39
 	github.com/pkg/errors v0.8.1
-	github.com/prometheus/procfs v0.0.5 // indirect
-	github.com/sirupsen/logrus v1.4.1
-	github.com/syndtr/gocapability v0.0.0-20170704070218-db04d3cc01c8 // indirect
+	github.com/prometheus/procfs v0.0.0-20180125133057-cb4147076ac7 // indirect
+	github.com/sirupsen/logrus v1.4.2
+	github.com/stretchr/testify v1.4.0 // indirect
 	github.com/urfave/cli v0.0.0-20171014202726-7bc6a0acffa5
-	github.com/xeipuuv/gojsonpointer v0.0.0-20180127040702-4e3ac2762d5f // indirect
-	github.com/xeipuuv/gojsonreference v0.0.0-20180127040603-bd5ef7bd5415 // indirect
-	github.com/xeipuuv/gojsonschema v0.0.0-20180618132009-1d523034197f // indirect
 	go.opencensus.io v0.22.0
-	golang.org/x/sync v0.0.0-20190227155943-e225da77a7e6
+	golang.org/x/net v0.0.0-20191004110552-13f9640d40b9 // indirect
+	golang.org/x/sync v0.0.0-20190423024810-112230192c58
 	golang.org/x/sys v0.0.0-20190916202348-b4ddaad3f8a3
-	google.golang.org/grpc v1.20.1
+	google.golang.org/genproto v0.0.0-20190502173448-54afdca5d873 // indirect
+	google.golang.org/grpc v1.23.1
+	gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127 // indirect
+	gopkg.in/yaml.v2 v2.2.8 // indirect
 	gotest.tools v2.2.0+incompatible // indirect
-	k8s.io/kubernetes v1.13.0
 )
diff --git a/vendor/github.com/Microsoft/hcsshim/go.sum b/vendor/github.com/Microsoft/hcsshim/go.sum
index 578b78e81..8ab4318ed 100644
--- a/vendor/github.com/Microsoft/hcsshim/go.sum
+++ b/vendor/github.com/Microsoft/hcsshim/go.sum
@@ -1,16 +1,15 @@
 cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
+github.com/BurntSushi/toml v0.3.1 h1:WXkYYl6Yr3qBf1K79EBnL4mak0OimBfB0XUf9Vl28OQ=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
 github.com/Microsoft/go-winio v0.4.15-0.20190919025122-fc70bd9a86b5 h1:ygIc8M6trr62pF5DucadTWGdEB4mEyvzi0e2nbcmcyA=
 github.com/Microsoft/go-winio v0.4.15-0.20190919025122-fc70bd9a86b5/go.mod h1:tTuCMEN+UleMWgg9dVx4Hu52b1bJo+59jBh3ajtinzw=
-github.com/blang/semver v3.1.0+incompatible h1:7hqmJYuaEK3qwVjWubYiht3j93YI0WQBuysxHIfUriU=
-github.com/blang/semver v3.1.0+incompatible/go.mod h1:kRBLl5iJ+tD4TcOOxsy/0fnwebNt5EWlYSAyrTnjyyk=
 github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
 github.com/containerd/cgroups v0.0.0-20190919134610-bf292b21730f h1:tSNMc+rJDfmYntojat8lljbt1mgKNpTxUZJsSzJ9Y1s=
 github.com/containerd/cgroups v0.0.0-20190919134610-bf292b21730f/go.mod h1:OApqhQ4XNSNC13gXIwDjhOQxjWa/NxkwZXJ1EvqT0ko=
 github.com/containerd/console v0.0.0-20180822173158-c12b1e7919c1 h1:uict5mhHFTzKLUCufdSLym7z/J0CbBJT59lYbP9wtbg=
 github.com/containerd/console v0.0.0-20180822173158-c12b1e7919c1/go.mod h1:Tj/on1eG8kiEhd0+fhSDzsPAFESxzBBvdyEgyryXffw=
-github.com/containerd/containerd v1.3.0-beta.2.0.20190828155532-0293cbd26c69 h1:rG1clvJbgsUcmb50J82YUJhUMopWNtZvyMZjb+4fqGw=
-github.com/containerd/containerd v1.3.0-beta.2.0.20190828155532-0293cbd26c69/go.mod h1:bC6axHOhabU15QhwfG7w5PipXdVtMXFTttgp+kVtyUA=
+github.com/containerd/containerd v1.3.2 h1:ForxmXkA6tPIvffbrDAcPUIB32QgXkt2XFj+F0UxetA=
+github.com/containerd/containerd v1.3.2/go.mod h1:bC6axHOhabU15QhwfG7w5PipXdVtMXFTttgp+kVtyUA=
 github.com/containerd/continuity v0.0.0-20190426062206-aaeac12a7ffc h1:TP+534wVlf61smEIq1nwLLAjQVEK2EADoW3CX9AuT+8=
 github.com/containerd/continuity v0.0.0-20190426062206-aaeac12a7ffc/go.mod h1:GL3xCUCBDV3CZiTSEKksMWbLE66hEyuu9qyDOOqM47Y=
 github.com/containerd/fifo v0.0.0-20190226154929-a9fb20d87448 h1:PUD50EuOMkXVcpBIA/R95d56duJR9VxhwncsFbNnxW4=
@@ -23,6 +22,7 @@ github.com/containerd/typeurl v0.0.0-20180627222232-a93fcdb778cd h1:JNn81o/xG+8N
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@@ -31,6 +31,8 @@ github.com/godbus/dbus v0.0.0-20190422162347-ade71ed3457e h1:BWhy2j3IXJhjCbC68Fp
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@@ -38,47 +40,47 @@ github.com/golang/protobuf v1.2.0 h1:P3YflyNX/ehuJFLhxviNdFxQPkGK5cDcApsge1SqnvM
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@@ -93,15 +95,19 @@ golang.org/x/net v0.0.0-20190311183353-d8887717615a h1:oWX7TPOiFAMXLq8o0ikBYfCJV
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@@ -112,20 +118,32 @@ golang.org/x/text v0.3.2 h1:tW2bmiBqwgJj/UpqtC8EpXEZVYOwU0yG4iWbprSVAcs=
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+google.golang.org/grpc v1.23.1/go.mod h1:Y5yQAOtifL1yxbo5wqy6BxZv8vAUGQwXBOALyacEbxg=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127 h1:qIbj1fsPNlZgppZ+VLlY7N33q108Sa+fhmuc+sWQYwY=
+gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/yaml.v2 v2.2.2 h1:ZCJp+EgiOT7lHqUV2J862kp8Qj64Jo6az82+3Td9dZw=
+gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
+gopkg.in/yaml.v2 v2.2.8 h1:obN1ZagJSUGI0Ek/LBmuj4SNLPfIny3KsKFopxRdj10=
+gopkg.in/yaml.v2 v2.2.8/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gotest.tools v2.2.0+incompatible h1:VsBPFP1AI068pPrMxtb/S8Zkgf9xEmTLJjfM+P5UIEo=
 gotest.tools v2.2.0+incompatible/go.mod h1:DsYFclhRJ6vuDpmuTbkuFWG+y2sxOXAzmJt81HFBacw=
 honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
-k8s.io/kubernetes v1.13.0 h1:qTfB+u5M92k2fCCCVP2iuhgwwSOv1EkAkvQY1tQODD8=
-k8s.io/kubernetes v1.13.0/go.mod h1:ocZa8+6APFNC2tX1DZASIbocyYT5jHzqFVsY5aoB7Jk=
+honnef.co/go/tools v0.0.0-20190523083050-ea95bdfd59fc/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
diff --git a/vendor/github.com/Microsoft/hcsshim/hnspolicy.go b/vendor/github.com/Microsoft/hcsshim/hnspolicy.go
index a3e03ff8f..00ab26364 100644
--- a/vendor/github.com/Microsoft/hcsshim/hnspolicy.go
+++ b/vendor/github.com/Microsoft/hcsshim/hnspolicy.go
@@ -21,8 +21,11 @@ const (
 	OutboundNat          = hns.OutboundNat
 	ExternalLoadBalancer = hns.ExternalLoadBalancer
 	Route                = hns.Route
+	Proxy                = hns.Proxy
 )
 
+type ProxyPolicy = hns.ProxyPolicy
+
 type NatPolicy = hns.NatPolicy
 
 type QosPolicy = hns.QosPolicy
diff --git a/vendor/github.com/Microsoft/hcsshim/internal/hcs/cgo.go b/vendor/github.com/Microsoft/hcsshim/internal/hcs/cgo.go
deleted file mode 100644
index 3669c34aa..000000000
--- a/vendor/github.com/Microsoft/hcsshim/internal/hcs/cgo.go
+++ /dev/null
@@ -1,7 +0,0 @@
-package hcs
-
-import "C"
-
-// This import is needed to make the library compile as CGO because HCSSHIM
-// only works with CGO due to callbacks from HCS comming back from a C thread
-// which is not supported without CGO. See https://github.com/golang/go/issues/10973
diff --git a/vendor/github.com/Microsoft/hcsshim/internal/hcs/syscall.go b/vendor/github.com/Microsoft/hcsshim/internal/hcs/syscall.go
new file mode 100644
index 000000000..ded2175c5
--- /dev/null
+++ b/vendor/github.com/Microsoft/hcsshim/internal/hcs/syscall.go
@@ -0,0 +1,5 @@
+package hcs
+
+//go:generate go run ../../mksyscall_windows.go -output zsyscall_windows.go syscall.go
+
+//sys hcsFormatWritableLayerVhd(handle uintptr) (hr error) = computestorage.HcsFormatWritableLayerVhd
diff --git a/vendor/github.com/Microsoft/hcsshim/internal/hcs/system.go b/vendor/github.com/Microsoft/hcsshim/internal/hcs/system.go
index 6300a7974..67a5f7176 100644
--- a/vendor/github.com/Microsoft/hcsshim/internal/hcs/system.go
+++ b/vendor/github.com/Microsoft/hcsshim/internal/hcs/system.go
@@ -4,12 +4,9 @@ import (
 	"context"
 	"encoding/json"
 	"errors"
-	"os"
-	"strconv"
 	"strings"
 	"sync"
 	"syscall"
-	"time"
 
 	"github.com/Microsoft/hcsshim/internal/cow"
 	"github.com/Microsoft/hcsshim/internal/log"
@@ -21,27 +18,6 @@ import (
 	"go.opencensus.io/trace"
 )
 
-// currentContainerStarts is used to limit the number of concurrent container
-// starts.
-var currentContainerStarts containerStarts
-
-type containerStarts struct {
-	maxParallel int
-	inProgress  int
-	sync.Mutex
-}
-
-func init() {
-	mpsS := os.Getenv("HCSSHIM_MAX_PARALLEL_START")
-	if len(mpsS) > 0 {
-		mpsI, err := strconv.Atoi(mpsS)
-		if err != nil || mpsI < 0 {
-			return
-		}
-		currentContainerStarts.maxParallel = mpsI
-	}
-}
-
 type System struct {
 	handleLock     sync.RWMutex
 	handle         vmcompute.HcsSystem
@@ -215,32 +191,6 @@ func (computeSystem *System) Start(ctx context.Context) (err error) {
 		return makeSystemError(computeSystem, operation, "", ErrAlreadyClosed, nil)
 	}
 
-	// This is a very simple backoff-retry loop to limit the number
-	// of parallel container starts if environment variable
-	// HCSSHIM_MAX_PARALLEL_START is set to a positive integer.
-	// It should generally only be used as a workaround to various
-	// platform issues that exist between RS1 and RS4 as of Aug 2018
-	if currentContainerStarts.maxParallel > 0 {
-		for {
-			currentContainerStarts.Lock()
-			if currentContainerStarts.inProgress < currentContainerStarts.maxParallel {
-				currentContainerStarts.inProgress++
-				currentContainerStarts.Unlock()
-				break
-			}
-			if currentContainerStarts.inProgress == currentContainerStarts.maxParallel {
-				currentContainerStarts.Unlock()
-				time.Sleep(100 * time.Millisecond)
-			}
-		}
-		// Make sure we decrement the count when we are done.
-		defer func() {
-			currentContainerStarts.Lock()
-			currentContainerStarts.inProgress--
-			currentContainerStarts.Unlock()
-		}()
-	}
-
 	resultJSON, err := vmcompute.HcsStartComputeSystem(ctx, computeSystem.handle, "")
 	events, err := processAsyncHcsResult(ctx, err, resultJSON, computeSystem.callbackNumber, hcsNotificationSystemStartCompleted, &timeout.SystemStart)
 	if err != nil {
diff --git a/vendor/github.com/Microsoft/hcsshim/internal/hcs/utils.go b/vendor/github.com/Microsoft/hcsshim/internal/hcs/utils.go
index a638677ed..b474604bd 100644
--- a/vendor/github.com/Microsoft/hcsshim/internal/hcs/utils.go
+++ b/vendor/github.com/Microsoft/hcsshim/internal/hcs/utils.go
@@ -1,10 +1,14 @@
 package hcs
 
 import (
+	"context"
 	"io"
 	"syscall"
 
 	"github.com/Microsoft/go-winio"
+	diskutil "github.com/Microsoft/go-winio/vhd"
+	"github.com/pkg/errors"
+	"golang.org/x/sys/windows"
 )
 
 // makeOpenFiles calls winio.MakeOpenFile for each handle in a slice but closes all the handles
@@ -31,3 +35,27 @@ func makeOpenFiles(hs []syscall.Handle) (_ []io.ReadWriteCloser, err error) {
 	}
 	return fs, nil
 }
+
+// creates a VHD formatted with NTFS of size `sizeGB` at the given `vhdPath`.
+func CreateNTFSVHD(ctx context.Context, vhdPath string, sizeGB uint32) (err error) {
+	if err := diskutil.CreateVhdx(vhdPath, sizeGB, 1); err != nil {
+		return errors.Wrap(err, "failed to create VHD")
+	}
+
+	vhd, err := diskutil.OpenVirtualDisk(vhdPath, diskutil.VirtualDiskAccessNone, diskutil.OpenVirtualDiskFlagNone)
+	if err != nil {
+		return errors.Wrap(err, "failed to open VHD")
+	}
+	defer func() {
+		err2 := windows.CloseHandle(windows.Handle(vhd))
+		if err == nil {
+			err = errors.Wrap(err2, "failed to close VHD")
+		}
+	}()
+
+	if err := hcsFormatWritableLayerVhd(uintptr(vhd)); err != nil {
+		return errors.Wrap(err, "failed to format VHD")
+	}
+
+	return nil
+}
diff --git a/vendor/github.com/Microsoft/hcsshim/internal/hcs/zsyscall_windows.go b/vendor/github.com/Microsoft/hcsshim/internal/hcs/zsyscall_windows.go
new file mode 100644
index 000000000..39396d272
--- /dev/null
+++ b/vendor/github.com/Microsoft/hcsshim/internal/hcs/zsyscall_windows.go
@@ -0,0 +1,54 @@
+// Code generated mksyscall_windows.exe DO NOT EDIT
+
+package hcs
+
+import (
+	"syscall"
+	"unsafe"
+
+	"golang.org/x/sys/windows"
+)
+
+var _ unsafe.Pointer
+
+// Do the interface allocations only once for common
+// Errno values.
+const (
+	errnoERROR_IO_PENDING = 997
+)
+
+var (
+	errERROR_IO_PENDING error = syscall.Errno(errnoERROR_IO_PENDING)
+)
+
+// errnoErr returns common boxed Errno values, to prevent
+// allocations at runtime.
+func errnoErr(e syscall.Errno) error {
+	switch e {
+	case 0:
+		return nil
+	case errnoERROR_IO_PENDING:
+		return errERROR_IO_PENDING
+	}
+	// TODO: add more here, after collecting data on the common
+	// error values see on Windows. (perhaps when running
+	// all.bat?)
+	return e
+}
+
+var (
+	modcomputestorage = windows.NewLazySystemDLL("computestorage.dll")
+
+	procHcsFormatWritableLayerVhd = modcomputestorage.NewProc("HcsFormatWritableLayerVhd")
+)
+
+func hcsFormatWritableLayerVhd(handle uintptr) (hr error) {
+	r0, _, _ := syscall.Syscall(procHcsFormatWritableLayerVhd.Addr(), 1, uintptr(handle), 0, 0)
+	if int32(r0) < 0 {
+		if r0&0x1fff0000 == 0x00070000 {
+			r0 &= 0xffff
+		}
+		hr = syscall.Errno(r0)
+	}
+	return
+}
diff --git a/vendor/github.com/Microsoft/hcsshim/internal/hns/hnsendpoint.go b/vendor/github.com/Microsoft/hcsshim/internal/hns/hnsendpoint.go
index 6a1c41e15..e0e1a4710 100644
--- a/vendor/github.com/Microsoft/hcsshim/internal/hns/hnsendpoint.go
+++ b/vendor/github.com/Microsoft/hcsshim/internal/hns/hnsendpoint.go
@@ -173,6 +173,27 @@ func (endpoint *HNSEndpoint) ApplyACLPolicy(policies ...*ACLPolicy) error {
 	return err
 }
 
+// ApplyProxyPolicy applies a set of Proxy Policies on the Endpoint
+func (endpoint *HNSEndpoint) ApplyProxyPolicy(policies ...*ProxyPolicy) error {
+	operation := "ApplyProxyPolicy"
+	title := "hcsshim::HNSEndpoint::" + operation
+	logrus.Debugf(title+" id=%s", endpoint.Id)
+
+	for _, policy := range policies {
+		if policy == nil {
+			continue
+		}
+		jsonString, err := json.Marshal(policy)
+		if err != nil {
+			return err
+		}
+		endpoint.Policies = append(endpoint.Policies, jsonString)
+	}
+
+	_, err := endpoint.Update()
+	return err
+}
+
 // ContainerAttach attaches an endpoint to container
 func (endpoint *HNSEndpoint) ContainerAttach(containerID string, compartmentID uint16) error {
 	operation := "ContainerAttach"
diff --git a/vendor/github.com/Microsoft/hcsshim/internal/hns/hnspolicy.go b/vendor/github.com/Microsoft/hcsshim/internal/hns/hnspolicy.go
index 61da242ee..6765aaead 100644
--- a/vendor/github.com/Microsoft/hcsshim/internal/hns/hnspolicy.go
+++ b/vendor/github.com/Microsoft/hcsshim/internal/hns/hnspolicy.go
@@ -17,6 +17,7 @@ const (
 	OutboundNat          PolicyType = "OutBoundNAT"
 	ExternalLoadBalancer PolicyType = "ELB"
 	Route                PolicyType = "ROUTE"
+	Proxy                PolicyType = "PROXY"
 )
 
 type NatPolicy struct {
@@ -60,6 +61,15 @@ type OutboundNatPolicy struct {
 	Destinations []string `json:",omitempty"`
 }
 
+type ProxyPolicy struct {
+	Type          PolicyType `json:"Type"`
+	IP            string     `json:",omitempty"`
+	Port          string     `json:",omitempty"`
+	ExceptionList []string   `json:",omitempty"`
+	Destination   string     `json:",omitempty"`
+	OutboundNat   bool       `json:",omitempty"`
+}
+
 type ActionType string
 type DirectionType string
 type RuleType string
diff --git a/vendor/github.com/Microsoft/hcsshim/internal/schema1/schema1.go b/vendor/github.com/Microsoft/hcsshim/internal/schema1/schema1.go
index fb23617f5..24bb3b46b 100644
--- a/vendor/github.com/Microsoft/hcsshim/internal/schema1/schema1.go
+++ b/vendor/github.com/Microsoft/hcsshim/internal/schema1/schema1.go
@@ -214,9 +214,10 @@ type MappedVirtualDiskController struct {
 
 // GuestDefinedCapabilities is part of the GuestConnectionInfo returned by a GuestConnection call on a utility VM
 type GuestDefinedCapabilities struct {
-	NamespaceAddRequestSupported bool `json:",omitempty"`
-	SignalProcessSupported       bool `json:",omitempty"`
-	DumpStacksSupported          bool `json:",omitempty"`
+	NamespaceAddRequestSupported  bool `json:",omitempty"`
+	SignalProcessSupported        bool `json:",omitempty"`
+	DumpStacksSupported           bool `json:",omitempty"`
+	DeleteContainerStateSupported bool `json:",omitempty"`
 }
 
 // GuestConnectionInfo is the structure of an iterm return by a GuestConnection call on a utility VM
diff --git a/vendor/github.com/Microsoft/hcsshim/internal/schema2/devices.go b/vendor/github.com/Microsoft/hcsshim/internal/schema2/devices.go
index 781a88401..e985d96d2 100644
--- a/vendor/github.com/Microsoft/hcsshim/internal/schema2/devices.go
+++ b/vendor/github.com/Microsoft/hcsshim/internal/schema2/devices.go
@@ -39,4 +39,8 @@ type Devices struct {
 	FlexibleIov map[string]FlexibleIoDevice `json:"FlexibleIov,omitempty"`
 
 	SharedMemory *SharedMemoryConfiguration `json:"SharedMemory,omitempty"`
+
+	// TODO: This is pre-release support in schema 2.3. Need to add build number
+	// docs when a public build with this is out.
+	VirtualPci map[string]VirtualPciDevice `json:",omitempty"`
 }
diff --git a/vendor/github.com/Microsoft/hcsshim/internal/schema2/memory_2.go b/vendor/github.com/Microsoft/hcsshim/internal/schema2/memory_2.go
index b4a36954d..95328ec30 100644
--- a/vendor/github.com/Microsoft/hcsshim/internal/schema2/memory_2.go
+++ b/vendor/github.com/Microsoft/hcsshim/internal/schema2/memory_2.go
@@ -27,4 +27,23 @@ type Memory2 struct {
 	// to the VM, allowing it to trim non-zeroed pages from the working set (if supported by
 	// the guest operating system).
 	EnableColdDiscardHint bool `json:"EnableColdDiscardHint,omitempty"`
+
+	// LowMmioGapInMB is the low MMIO region allocated below 4GB.
+	//
+	// TODO: This is pre-release support in schema 2.3. Need to add build number
+	// docs when a public build with this is out.
+	LowMMIOGapInMB uint64 `json:"LowMmioGapInMB,omitempty"`
+
+	// HighMmioBaseInMB is the high MMIO region allocated above 4GB (base and
+	// size).
+	//
+	// TODO: This is pre-release support in schema 2.3. Need to add build number
+	// docs when a public build with this is out.
+	HighMMIOBaseInMB uint64 `json:"HighMmioBaseInMB,omitempty"`
+
+	// HighMmioGapInMB is the high MMIO region.
+	//
+	// TODO: This is pre-release support in schema 2.3. Need to add build number
+	// docs when a public build with this is out.
+	HighMMIOGapInMB uint64 `json:"HighMmioGapInMB,omitempty"`
 }
diff --git a/vendor/github.com/Microsoft/hcsshim/internal/schema2/virtual_pci_device.go b/vendor/github.com/Microsoft/hcsshim/internal/schema2/virtual_pci_device.go
new file mode 100644
index 000000000..f5e05903c
--- /dev/null
+++ b/vendor/github.com/Microsoft/hcsshim/internal/schema2/virtual_pci_device.go
@@ -0,0 +1,16 @@
+/*
+ * HCS API
+ *
+ * No description provided (generated by Swagger Codegen https://github.com/swagger-api/swagger-codegen)
+ *
+ * API version: 2.3
+ * Generated by: Swagger Codegen (https://github.com/swagger-api/swagger-codegen.git)
+ */
+
+package hcsschema
+
+// TODO: This is pre-release support in schema 2.3. Need to add build number
+// docs when a public build with this is out.
+type VirtualPciDevice struct {
+	Functions []VirtualPciFunction `json:",omitempty"`
+}
diff --git a/vendor/github.com/Microsoft/hcsshim/internal/schema2/virtual_pci_function.go b/vendor/github.com/Microsoft/hcsshim/internal/schema2/virtual_pci_function.go
new file mode 100644
index 000000000..cedb7d18b
--- /dev/null
+++ b/vendor/github.com/Microsoft/hcsshim/internal/schema2/virtual_pci_function.go
@@ -0,0 +1,18 @@
+/*
+ * HCS API
+ *
+ * No description provided (generated by Swagger Codegen https://github.com/swagger-api/swagger-codegen)
+ *
+ * API version: 2.3
+ * Generated by: Swagger Codegen (https://github.com/swagger-api/swagger-codegen.git)
+ */
+
+package hcsschema
+
+// TODO: This is pre-release support in schema 2.3. Need to add build number
+// docs when a public build with this is out.
+type VirtualPciFunction struct {
+	DeviceInstancePath string `json:",omitempty"`
+
+	VirtualFunction uint16 `json:",omitempty"`
+}
diff --git a/vendor/github.com/Microsoft/hcsshim/internal/wclayer/activatelayer.go b/vendor/github.com/Microsoft/hcsshim/internal/wclayer/activatelayer.go
index dcb919268..81e454956 100644
--- a/vendor/github.com/Microsoft/hcsshim/internal/wclayer/activatelayer.go
+++ b/vendor/github.com/Microsoft/hcsshim/internal/wclayer/activatelayer.go
@@ -1,28 +1,23 @@
 package wclayer
 
 import (
+	"context"
+
 	"github.com/Microsoft/hcsshim/internal/hcserror"
-	"github.com/sirupsen/logrus"
+	"github.com/Microsoft/hcsshim/internal/oc"
+	"go.opencensus.io/trace"
 )
 
 // ActivateLayer will find the layer with the given id and mount it's filesystem.
 // For a read/write layer, the mounted filesystem will appear as a volume on the
 // host, while a read-only layer is generally expected to be a no-op.
 // An activated layer must later be deactivated via DeactivateLayer.
-func ActivateLayer(path string) (err error) {
+func ActivateLayer(ctx context.Context, path string) (err error) {
 	title := "hcsshim::ActivateLayer"
-	fields := logrus.Fields{
-		"path": path,
-	}
-	logrus.WithFields(fields).Debug(title)
-	defer func() {
-		if err != nil {
-			fields[logrus.ErrorKey] = err
-			logrus.WithFields(fields).Error(err)
-		} else {
-			logrus.WithFields(fields).Debug(title + " - succeeded")
-		}
-	}()
+	ctx, span := trace.StartSpan(ctx, title)
+	defer span.End()
+	defer func() { oc.SetSpanStatus(span, err) }()
+	span.AddAttributes(trace.StringAttribute("path", path))
 
 	err = activateLayer(&stdDriverInfo, path)
 	if err != nil {
diff --git a/vendor/github.com/Microsoft/hcsshim/internal/wclayer/baselayer.go b/vendor/github.com/Microsoft/hcsshim/internal/wclayer/baselayer.go
index 5784241df..f907a7044 100644
--- a/vendor/github.com/Microsoft/hcsshim/internal/wclayer/baselayer.go
+++ b/vendor/github.com/Microsoft/hcsshim/internal/wclayer/baselayer.go
@@ -1,6 +1,7 @@
 package wclayer
 
 import (
+	"context"
 	"errors"
 	"os"
 	"path/filepath"
@@ -8,10 +9,15 @@ import (
 
 	"github.com/Microsoft/go-winio"
 	"github.com/Microsoft/hcsshim/internal/hcserror"
+	"github.com/Microsoft/hcsshim/internal/oc"
 	"github.com/Microsoft/hcsshim/internal/safefile"
+	"go.opencensus.io/trace"
 )
 
 type baseLayerWriter struct {
+	ctx context.Context
+	s   *trace.Span
+
 	root         *os.File
 	f            *os.File
 	bw           *winio.BackupFileWriter
@@ -136,12 +142,15 @@ func (w *baseLayerWriter) Write(b []byte) (int, error) {
 	return n, err
 }
 
-func (w *baseLayerWriter) Close() error {
+func (w *baseLayerWriter) Close() (err error) {
+	defer w.s.End()
+	defer func() { oc.SetSpanStatus(w.s, err) }()
 	defer func() {
 		w.root.Close()
 		w.root = nil
 	}()
-	err := w.closeCurrentFile()
+
+	err = w.closeCurrentFile()
 	if err != nil {
 		return err
 	}
@@ -153,7 +162,7 @@ func (w *baseLayerWriter) Close() error {
 			return err
 		}
 
-		err = ProcessBaseLayer(w.root.Name())
+		err = ProcessBaseLayer(w.ctx, w.root.Name())
 		if err != nil {
 			return err
 		}
@@ -163,7 +172,7 @@ func (w *baseLayerWriter) Close() error {
 			if err != nil {
 				return err
 			}
-			err = ProcessUtilityVMImage(filepath.Join(w.root.Name(), "UtilityVM"))
+			err = ProcessUtilityVMImage(w.ctx, filepath.Join(w.root.Name(), "UtilityVM"))
 			if err != nil {
 				return err
 			}
diff --git a/vendor/github.com/Microsoft/hcsshim/internal/wclayer/createlayer.go b/vendor/github.com/Microsoft/hcsshim/internal/wclayer/createlayer.go
index be2bc3fd6..41e5e6731 100644
--- a/vendor/github.com/Microsoft/hcsshim/internal/wclayer/createlayer.go
+++ b/vendor/github.com/Microsoft/hcsshim/internal/wclayer/createlayer.go
@@ -1,27 +1,23 @@
 package wclayer
 
 import (
+	"context"
+
 	"github.com/Microsoft/hcsshim/internal/hcserror"
-	"github.com/sirupsen/logrus"
+	"github.com/Microsoft/hcsshim/internal/oc"
+	"go.opencensus.io/trace"
 )
 
 // CreateLayer creates a new, empty, read-only layer on the filesystem based on
 // the parent layer provided.
-func CreateLayer(path, parent string) (err error) {
+func CreateLayer(ctx context.Context, path, parent string) (err error) {
 	title := "hcsshim::CreateLayer"
-	fields := logrus.Fields{
-		"parent": parent,
-		"path":   path,
-	}
-	logrus.WithFields(fields).Debug(title)
-	defer func() {
-		if err != nil {
-			fields[logrus.ErrorKey] = err
-			logrus.WithFields(fields).Error(err)
-		} else {
-			logrus.WithFields(fields).Debug(title + " - succeeded")
-		}
-	}()
+	ctx, span := trace.StartSpan(ctx, title)
+	defer span.End()
+	defer func() { oc.SetSpanStatus(span, err) }()
+	span.AddAttributes(
+		trace.StringAttribute("path", path),
+		trace.StringAttribute("parent", parent))
 
 	err = createLayer(&stdDriverInfo, path, parent)
 	if err != nil {
diff --git a/vendor/github.com/Microsoft/hcsshim/internal/wclayer/createscratchlayer.go b/vendor/github.com/Microsoft/hcsshim/internal/wclayer/createscratchlayer.go
index 7e3351289..e3ff952a7 100644
--- a/vendor/github.com/Microsoft/hcsshim/internal/wclayer/createscratchlayer.go
+++ b/vendor/github.com/Microsoft/hcsshim/internal/wclayer/createscratchlayer.go
@@ -1,31 +1,29 @@
 package wclayer
 
 import (
+	"context"
+	"strings"
+
 	"github.com/Microsoft/hcsshim/internal/hcserror"
-	"github.com/sirupsen/logrus"
+	"github.com/Microsoft/hcsshim/internal/oc"
+	"go.opencensus.io/trace"
 )
 
 // CreateScratchLayer creates and populates new read-write layer for use by a container.
 // This requires both the id of the direct parent layer, as well as the full list
 // of paths to all parent layers up to the base (and including the direct parent
 // whose id was provided).
-func CreateScratchLayer(path string, parentLayerPaths []string) (err error) {
+func CreateScratchLayer(ctx context.Context, path string, parentLayerPaths []string) (err error) {
 	title := "hcsshim::CreateScratchLayer"
-	fields := logrus.Fields{
-		"path": path,
-	}
-	logrus.WithFields(fields).Debug(title)
-	defer func() {
-		if err != nil {
-			fields[logrus.ErrorKey] = err
-			logrus.WithFields(fields).Error(err)
-		} else {
-			logrus.WithFields(fields).Debug(title + " - succeeded")
-		}
-	}()
+	ctx, span := trace.StartSpan(ctx, title)
+	defer span.End()
+	defer func() { oc.SetSpanStatus(span, err) }()
+	span.AddAttributes(
+		trace.StringAttribute("path", path),
+		trace.StringAttribute("parentLayerPaths", strings.Join(parentLayerPaths, ", ")))
 
 	// Generate layer descriptors
-	layers, err := layerPathsToDescriptors(parentLayerPaths)
+	layers, err := layerPathsToDescriptors(ctx, parentLayerPaths)
 	if err != nil {
 		return err
 	}
diff --git a/vendor/github.com/Microsoft/hcsshim/internal/wclayer/deactivatelayer.go b/vendor/github.com/Microsoft/hcsshim/internal/wclayer/deactivatelayer.go
index 2dd5d5715..70a711cf5 100644
--- a/vendor/github.com/Microsoft/hcsshim/internal/wclayer/deactivatelayer.go
+++ b/vendor/github.com/Microsoft/hcsshim/internal/wclayer/deactivatelayer.go
@@ -1,25 +1,20 @@
 package wclayer
 
 import (
+	"context"
+
 	"github.com/Microsoft/hcsshim/internal/hcserror"
-	"github.com/sirupsen/logrus"
+	"github.com/Microsoft/hcsshim/internal/oc"
+	"go.opencensus.io/trace"
 )
 
 // DeactivateLayer will dismount a layer that was mounted via ActivateLayer.
-func DeactivateLayer(path string) (err error) {
+func DeactivateLayer(ctx context.Context, path string) (err error) {
 	title := "hcsshim::DeactivateLayer"
-	fields := logrus.Fields{
-		"path": path,
-	}
-	logrus.WithFields(fields).Debug(title)
-	defer func() {
-		if err != nil {
-			fields[logrus.ErrorKey] = err
-			logrus.WithFields(fields).Error(err)
-		} else {
-			logrus.WithFields(fields).Debug(title + " - succeeded")
-		}
-	}()
+	ctx, span := trace.StartSpan(ctx, title)
+	defer span.End()
+	defer func() { oc.SetSpanStatus(span, err) }()
+	span.AddAttributes(trace.StringAttribute("path", path))
 
 	err = deactivateLayer(&stdDriverInfo, path)
 	if err != nil {
diff --git a/vendor/github.com/Microsoft/hcsshim/internal/wclayer/destroylayer.go b/vendor/github.com/Microsoft/hcsshim/internal/wclayer/destroylayer.go
index 4da690c20..bf197e3b0 100644
--- a/vendor/github.com/Microsoft/hcsshim/internal/wclayer/destroylayer.go
+++ b/vendor/github.com/Microsoft/hcsshim/internal/wclayer/destroylayer.go
@@ -1,26 +1,21 @@
 package wclayer
 
 import (
+	"context"
+
 	"github.com/Microsoft/hcsshim/internal/hcserror"
-	"github.com/sirupsen/logrus"
+	"github.com/Microsoft/hcsshim/internal/oc"
+	"go.opencensus.io/trace"
 )
 
 // DestroyLayer will remove the on-disk files representing the layer with the given
 // path, including that layer's containing folder, if any.
-func DestroyLayer(path string) (err error) {
+func DestroyLayer(ctx context.Context, path string) (err error) {
 	title := "hcsshim::DestroyLayer"
-	fields := logrus.Fields{
-		"path": path,
-	}
-	logrus.WithFields(fields).Debug(title)
-	defer func() {
-		if err != nil {
-			fields[logrus.ErrorKey] = err
-			logrus.WithFields(fields).Error(err)
-		} else {
-			logrus.WithFields(fields).Debug(title + " - succeeded")
-		}
-	}()
+	ctx, span := trace.StartSpan(ctx, title)
+	defer span.End()
+	defer func() { oc.SetSpanStatus(span, err) }()
+	span.AddAttributes(trace.StringAttribute("path", path))
 
 	err = destroyLayer(&stdDriverInfo, path)
 	if err != nil {
diff --git a/vendor/github.com/Microsoft/hcsshim/internal/wclayer/expandscratchsize.go b/vendor/github.com/Microsoft/hcsshim/internal/wclayer/expandscratchsize.go
index b3b431e35..93f27da8a 100644
--- a/vendor/github.com/Microsoft/hcsshim/internal/wclayer/expandscratchsize.go
+++ b/vendor/github.com/Microsoft/hcsshim/internal/wclayer/expandscratchsize.go
@@ -1,32 +1,27 @@
 package wclayer
 
 import (
+	"context"
 	"os"
 	"path/filepath"
 	"syscall"
 	"unsafe"
 
 	"github.com/Microsoft/hcsshim/internal/hcserror"
+	"github.com/Microsoft/hcsshim/internal/oc"
 	"github.com/Microsoft/hcsshim/osversion"
-	"github.com/sirupsen/logrus"
+	"go.opencensus.io/trace"
 )
 
 // ExpandScratchSize expands the size of a layer to at least size bytes.
-func ExpandScratchSize(path string, size uint64) (err error) {
+func ExpandScratchSize(ctx context.Context, path string, size uint64) (err error) {
 	title := "hcsshim::ExpandScratchSize"
-	fields := logrus.Fields{
-		"path": path,
-		"size": size,
-	}
-	logrus.WithFields(fields).Debug(title)
-	defer func() {
-		if err != nil {
-			fields[logrus.ErrorKey] = err
-			logrus.WithFields(fields).Error(err)
-		} else {
-			logrus.WithFields(fields).Debug(title + " - succeeded")
-		}
-	}()
+	ctx, span := trace.StartSpan(ctx, title)
+	defer span.End()
+	defer func() { oc.SetSpanStatus(span, err) }()
+	span.AddAttributes(
+		trace.StringAttribute("path", path),
+		trace.Int64Attribute("size", int64(size)))
 
 	err = expandSandboxSize(&stdDriverInfo, path, size)
 	if err != nil {
@@ -36,7 +31,7 @@ func ExpandScratchSize(path string, size uint64) (err error) {
 	// Manually expand the volume now in order to work around bugs in 19H1 and
 	// prerelease versions of Vb. Remove once this is fixed in Windows.
 	if build := osversion.Get().Build; build >= osversion.V19H1 && build < 19020 {
-		err = expandSandboxVolume(path)
+		err = expandSandboxVolume(ctx, path)
 		if err != nil {
 			return err
 		}
@@ -84,7 +79,7 @@ func attachVhd(path string) (syscall.Handle, error) {
 	return handle, nil
 }
 
-func expandSandboxVolume(path string) error {
+func expandSandboxVolume(ctx context.Context, path string) error {
 	// Mount the sandbox VHD temporarily.
 	vhdPath := filepath.Join(path, "sandbox.vhdx")
 	vhd, err := attachVhd(vhdPath)
@@ -94,7 +89,7 @@ func expandSandboxVolume(path string) error {
 	defer syscall.Close(vhd)
 
 	// Open the volume.
-	volumePath, err := GetLayerMountPath(path)
+	volumePath, err := GetLayerMountPath(ctx, path)
 	if err != nil {
 		return err
 	}
diff --git a/vendor/github.com/Microsoft/hcsshim/internal/wclayer/exportlayer.go b/vendor/github.com/Microsoft/hcsshim/internal/wclayer/exportlayer.go
index 0425b3395..09f0de1a4 100644
--- a/vendor/github.com/Microsoft/hcsshim/internal/wclayer/exportlayer.go
+++ b/vendor/github.com/Microsoft/hcsshim/internal/wclayer/exportlayer.go
@@ -1,12 +1,15 @@
 package wclayer
 
 import (
+	"context"
 	"io/ioutil"
 	"os"
+	"strings"
 
 	"github.com/Microsoft/go-winio"
 	"github.com/Microsoft/hcsshim/internal/hcserror"
-	"github.com/sirupsen/logrus"
+	"github.com/Microsoft/hcsshim/internal/oc"
+	"go.opencensus.io/trace"
 )
 
 // ExportLayer will create a folder at exportFolderPath and fill that folder with
@@ -14,24 +17,18 @@ import (
 // format includes any metadata required for later importing the layer (using
 // ImportLayer), and requires the full list of parent layer paths in order to
 // perform the export.
-func ExportLayer(path string, exportFolderPath string, parentLayerPaths []string) (err error) {
+func ExportLayer(ctx context.Context, path string, exportFolderPath string, parentLayerPaths []string) (err error) {
 	title := "hcsshim::ExportLayer"
-	fields := logrus.Fields{
-		"path":             path,
-		"exportFolderPath": exportFolderPath,
-	}
-	logrus.WithFields(fields).Debug(title)
-	defer func() {
-		if err != nil {
-			fields[logrus.ErrorKey] = err
-			logrus.WithFields(fields).Error(err)
-		} else {
-			logrus.WithFields(fields).Debug(title + " - succeeded")
-		}
-	}()
+	ctx, span := trace.StartSpan(ctx, title)
+	defer span.End()
+	defer func() { oc.SetSpanStatus(span, err) }()
+	span.AddAttributes(
+		trace.StringAttribute("path", path),
+		trace.StringAttribute("exportFolderPath", exportFolderPath),
+		trace.StringAttribute("parentLayerPaths", strings.Join(parentLayerPaths, ", ")))
 
 	// Generate layer descriptors
-	layers, err := layerPathsToDescriptors(parentLayerPaths)
+	layers, err := layerPathsToDescriptors(ctx, parentLayerPaths)
 	if err != nil {
 		return err
 	}
@@ -52,25 +49,46 @@ type LayerReader interface {
 // NewLayerReader returns a new layer reader for reading the contents of an on-disk layer.
 // The caller must have taken the SeBackupPrivilege privilege
 // to call this and any methods on the resulting LayerReader.
-func NewLayerReader(path string, parentLayerPaths []string) (LayerReader, error) {
+func NewLayerReader(ctx context.Context, path string, parentLayerPaths []string) (_ LayerReader, err error) {
+	ctx, span := trace.StartSpan(ctx, "hcsshim::NewLayerReader")
+	defer func() {
+		if err != nil {
+			oc.SetSpanStatus(span, err)
+			span.End()
+		}
+	}()
+	span.AddAttributes(
+		trace.StringAttribute("path", path),
+		trace.StringAttribute("parentLayerPaths", strings.Join(parentLayerPaths, ", ")))
+
 	exportPath, err := ioutil.TempDir("", "hcs")
 	if err != nil {
 		return nil, err
 	}
-	err = ExportLayer(path, exportPath, parentLayerPaths)
+	err = ExportLayer(ctx, path, exportPath, parentLayerPaths)
 	if err != nil {
 		os.RemoveAll(exportPath)
 		return nil, err
 	}
-	return &legacyLayerReaderWrapper{newLegacyLayerReader(exportPath)}, nil
+	return &legacyLayerReaderWrapper{
+		ctx:               ctx,
+		s:                 span,
+		legacyLayerReader: newLegacyLayerReader(exportPath),
+	}, nil
 }
 
 type legacyLayerReaderWrapper struct {
+	ctx context.Context
+	s   *trace.Span
+
 	*legacyLayerReader
 }
 
-func (r *legacyLayerReaderWrapper) Close() error {
-	err := r.legacyLayerReader.Close()
+func (r *legacyLayerReaderWrapper) Close() (err error) {
+	defer r.s.End()
+	defer func() { oc.SetSpanStatus(r.s, err) }()
+
+	err = r.legacyLayerReader.Close()
 	os.RemoveAll(r.root)
 	return err
 }
diff --git a/vendor/github.com/Microsoft/hcsshim/internal/wclayer/getlayermountpath.go b/vendor/github.com/Microsoft/hcsshim/internal/wclayer/getlayermountpath.go
index d60b6ed53..942e3bbf9 100644
--- a/vendor/github.com/Microsoft/hcsshim/internal/wclayer/getlayermountpath.go
+++ b/vendor/github.com/Microsoft/hcsshim/internal/wclayer/getlayermountpath.go
@@ -1,36 +1,31 @@
 package wclayer
 
 import (
+	"context"
 	"syscall"
 
 	"github.com/Microsoft/hcsshim/internal/hcserror"
-	"github.com/sirupsen/logrus"
+	"github.com/Microsoft/hcsshim/internal/log"
+	"github.com/Microsoft/hcsshim/internal/oc"
+	"go.opencensus.io/trace"
 )
 
 // GetLayerMountPath will look for a mounted layer with the given path and return
 // the path at which that layer can be accessed.  This path may be a volume path
 // if the layer is a mounted read-write layer, otherwise it is expected to be the
 // folder path at which the layer is stored.
-func GetLayerMountPath(path string) (_ string, err error) {
+func GetLayerMountPath(ctx context.Context, path string) (_ string, err error) {
 	title := "hcsshim::GetLayerMountPath"
-	fields := logrus.Fields{
-		"path": path,
-	}
-	logrus.WithFields(fields).Debug(title)
-	defer func() {
-		if err != nil {
-			fields[logrus.ErrorKey] = err
-			logrus.WithFields(fields).Error(err)
-		} else {
-			logrus.WithFields(fields).Debug(title + " - succeeded")
-		}
-	}()
+	ctx, span := trace.StartSpan(ctx, title)
+	defer span.End()
+	defer func() { oc.SetSpanStatus(span, err) }()
+	span.AddAttributes(trace.StringAttribute("path", path))
 
 	var mountPathLength uintptr
 	mountPathLength = 0
 
 	// Call the procedure itself.
-	logrus.WithFields(fields).Debug("Calling proc (1)")
+	log.G(ctx).Debug("Calling proc (1)")
 	err = getLayerMountPath(&stdDriverInfo, path, &mountPathLength, nil)
 	if err != nil {
 		return "", hcserror.New(err, title+" - failed", "(first call)")
@@ -44,13 +39,13 @@ func GetLayerMountPath(path string) (_ string, err error) {
 	mountPathp[0] = 0
 
 	// Call the procedure again
-	logrus.WithFields(fields).Debug("Calling proc (2)")
+	log.G(ctx).Debug("Calling proc (2)")
 	err = getLayerMountPath(&stdDriverInfo, path, &mountPathLength, &mountPathp[0])
 	if err != nil {
 		return "", hcserror.New(err, title+" - failed", "(second call)")
 	}
 
 	mountPath := syscall.UTF16ToString(mountPathp[0:])
-	fields["mountPath"] = mountPath
+	span.AddAttributes(trace.StringAttribute("mountPath", mountPath))
 	return mountPath, nil
 }
diff --git a/vendor/github.com/Microsoft/hcsshim/internal/wclayer/getsharedbaseimages.go b/vendor/github.com/Microsoft/hcsshim/internal/wclayer/getsharedbaseimages.go
index dbd83ef2b..a50378f49 100644
--- a/vendor/github.com/Microsoft/hcsshim/internal/wclayer/getsharedbaseimages.go
+++ b/vendor/github.com/Microsoft/hcsshim/internal/wclayer/getsharedbaseimages.go
@@ -1,29 +1,29 @@
 package wclayer
 
 import (
+	"context"
+
 	"github.com/Microsoft/hcsshim/internal/hcserror"
 	"github.com/Microsoft/hcsshim/internal/interop"
-	"github.com/sirupsen/logrus"
+	"github.com/Microsoft/hcsshim/internal/oc"
+	"go.opencensus.io/trace"
 )
 
 // GetSharedBaseImages will enumerate the images stored in the common central
 // image store and return descriptive info about those images for the purpose
 // of registering them with the graphdriver, graph, and tagstore.
-func GetSharedBaseImages() (imageData string, err error) {
+func GetSharedBaseImages(ctx context.Context) (_ string, err error) {
 	title := "hcsshim::GetSharedBaseImages"
-	logrus.Debug(title)
-	defer func() {
-		if err != nil {
-			logrus.WithError(err).Error(err)
-		} else {
-			logrus.WithField("imageData", imageData).Debug(title + " - succeeded")
-		}
-	}()
+	ctx, span := trace.StartSpan(ctx, title)
+	defer span.End()
+	defer func() { oc.SetSpanStatus(span, err) }()
 
 	var buffer *uint16
 	err = getBaseImages(&buffer)
 	if err != nil {
 		return "", hcserror.New(err, title+" - failed", "")
 	}
-	return interop.ConvertAndFreeCoTaskMemString(buffer), nil
+	imageData := interop.ConvertAndFreeCoTaskMemString(buffer)
+	span.AddAttributes(trace.StringAttribute("imageData", imageData))
+	return imageData, nil
 }
diff --git a/vendor/github.com/Microsoft/hcsshim/internal/wclayer/grantvmaccess.go b/vendor/github.com/Microsoft/hcsshim/internal/wclayer/grantvmaccess.go
index 05735df6c..aa7c8ae1f 100644
--- a/vendor/github.com/Microsoft/hcsshim/internal/wclayer/grantvmaccess.go
+++ b/vendor/github.com/Microsoft/hcsshim/internal/wclayer/grantvmaccess.go
@@ -1,26 +1,22 @@
 package wclayer
 
 import (
+	"context"
+
 	"github.com/Microsoft/hcsshim/internal/hcserror"
-	"github.com/sirupsen/logrus"
+	"github.com/Microsoft/hcsshim/internal/oc"
+	"go.opencensus.io/trace"
 )
 
 // GrantVmAccess adds access to a file for a given VM
-func GrantVmAccess(vmid string, filepath string) (err error) {
+func GrantVmAccess(ctx context.Context, vmid string, filepath string) (err error) {
 	title := "hcsshim::GrantVmAccess"
-	fields := logrus.Fields{
-		"vm-id": vmid,
-		"path":  filepath,
-	}
-	logrus.WithFields(fields).Debug(title)
-	defer func() {
-		if err != nil {
-			fields[logrus.ErrorKey] = err
-			logrus.WithFields(fields).Error(err)
-		} else {
-			logrus.WithFields(fields).Debug(title + " - succeeded")
-		}
-	}()
+	ctx, span := trace.StartSpan(ctx, title)
+	defer span.End()
+	defer func() { oc.SetSpanStatus(span, err) }()
+	span.AddAttributes(
+		trace.StringAttribute("vm-id", vmid),
+		trace.StringAttribute("path", filepath))
 
 	err = grantVmAccess(vmid, filepath)
 	if err != nil {
diff --git a/vendor/github.com/Microsoft/hcsshim/internal/wclayer/importlayer.go b/vendor/github.com/Microsoft/hcsshim/internal/wclayer/importlayer.go
index 76a804f2a..16800b394 100644
--- a/vendor/github.com/Microsoft/hcsshim/internal/wclayer/importlayer.go
+++ b/vendor/github.com/Microsoft/hcsshim/internal/wclayer/importlayer.go
@@ -1,38 +1,35 @@
 package wclayer
 
 import (
+	"context"
 	"io/ioutil"
 	"os"
 	"path/filepath"
+	"strings"
 
 	"github.com/Microsoft/go-winio"
 	"github.com/Microsoft/hcsshim/internal/hcserror"
+	"github.com/Microsoft/hcsshim/internal/oc"
 	"github.com/Microsoft/hcsshim/internal/safefile"
-	"github.com/sirupsen/logrus"
+	"go.opencensus.io/trace"
 )
 
 // ImportLayer will take the contents of the folder at importFolderPath and import
 // that into a layer with the id layerId.  Note that in order to correctly populate
 // the layer and interperet the transport format, all parent layers must already
 // be present on the system at the paths provided in parentLayerPaths.
-func ImportLayer(path string, importFolderPath string, parentLayerPaths []string) (err error) {
+func ImportLayer(ctx context.Context, path string, importFolderPath string, parentLayerPaths []string) (err error) {
 	title := "hcsshim::ImportLayer"
-	fields := logrus.Fields{
-		"path":             path,
-		"importFolderPath": importFolderPath,
-	}
-	logrus.WithFields(fields).Debug(title)
-	defer func() {
-		if err != nil {
-			fields[logrus.ErrorKey] = err
-			logrus.WithFields(fields).Error(err)
-		} else {
-			logrus.WithFields(fields).Debug(title + " - succeeded")
-		}
-	}()
+	ctx, span := trace.StartSpan(ctx, title)
+	defer span.End()
+	defer func() { oc.SetSpanStatus(span, err) }()
+	span.AddAttributes(
+		trace.StringAttribute("path", path),
+		trace.StringAttribute("importFolderPath", importFolderPath),
+		trace.StringAttribute("parentLayerPaths", strings.Join(parentLayerPaths, ", ")))
 
 	// Generate layer descriptors
-	layers, err := layerPathsToDescriptors(parentLayerPaths)
+	layers, err := layerPathsToDescriptors(ctx, parentLayerPaths)
 	if err != nil {
 		return err
 	}
@@ -60,20 +57,26 @@ type LayerWriter interface {
 }
 
 type legacyLayerWriterWrapper struct {
+	ctx context.Context
+	s   *trace.Span
+
 	*legacyLayerWriter
 	path             string
 	parentLayerPaths []string
 }
 
-func (r *legacyLayerWriterWrapper) Close() error {
+func (r *legacyLayerWriterWrapper) Close() (err error) {
+	defer r.s.End()
+	defer func() { oc.SetSpanStatus(r.s, err) }()
 	defer os.RemoveAll(r.root.Name())
 	defer r.legacyLayerWriter.CloseRoots()
-	err := r.legacyLayerWriter.Close()
+
+	err = r.legacyLayerWriter.Close()
 	if err != nil {
 		return err
 	}
 
-	if err = ImportLayer(r.destRoot.Name(), r.path, r.parentLayerPaths); err != nil {
+	if err = ImportLayer(r.ctx, r.destRoot.Name(), r.path, r.parentLayerPaths); err != nil {
 		return err
 	}
 	for _, name := range r.Tombstones {
@@ -96,7 +99,7 @@ func (r *legacyLayerWriterWrapper) Close() error {
 		if err != nil {
 			return err
 		}
-		err = ProcessUtilityVMImage(filepath.Join(r.destRoot.Name(), "UtilityVM"))
+		err = ProcessUtilityVMImage(r.ctx, filepath.Join(r.destRoot.Name(), "UtilityVM"))
 		if err != nil {
 			return err
 		}
@@ -107,7 +110,18 @@ func (r *legacyLayerWriterWrapper) Close() error {
 // NewLayerWriter returns a new layer writer for creating a layer on disk.
 // The caller must have taken the SeBackupPrivilege and SeRestorePrivilege privileges
 // to call this and any methods on the resulting LayerWriter.
-func NewLayerWriter(path string, parentLayerPaths []string) (LayerWriter, error) {
+func NewLayerWriter(ctx context.Context, path string, parentLayerPaths []string) (_ LayerWriter, err error) {
+	ctx, span := trace.StartSpan(ctx, "hcsshim::NewLayerWriter")
+	defer func() {
+		if err != nil {
+			oc.SetSpanStatus(span, err)
+			span.End()
+		}
+	}()
+	span.AddAttributes(
+		trace.StringAttribute("path", path),
+		trace.StringAttribute("parentLayerPaths", strings.Join(parentLayerPaths, ", ")))
+
 	if len(parentLayerPaths) == 0 {
 		// This is a base layer. It gets imported differently.
 		f, err := safefile.OpenRoot(path)
@@ -115,6 +129,8 @@ func NewLayerWriter(path string, parentLayerPaths []string) (LayerWriter, error)
 			return nil, err
 		}
 		return &baseLayerWriter{
+			ctx:  ctx,
+			s:    span,
 			root: f,
 		}, nil
 	}
@@ -128,6 +144,8 @@ func NewLayerWriter(path string, parentLayerPaths []string) (LayerWriter, error)
 		return nil, err
 	}
 	return &legacyLayerWriterWrapper{
+		ctx:               ctx,
+		s:                 span,
 		legacyLayerWriter: w,
 		path:              importPath,
 		parentLayerPaths:  parentLayerPaths,
diff --git a/vendor/github.com/Microsoft/hcsshim/internal/wclayer/layerexists.go b/vendor/github.com/Microsoft/hcsshim/internal/wclayer/layerexists.go
index 258167a57..6dd6f2d57 100644
--- a/vendor/github.com/Microsoft/hcsshim/internal/wclayer/layerexists.go
+++ b/vendor/github.com/Microsoft/hcsshim/internal/wclayer/layerexists.go
@@ -1,26 +1,21 @@
 package wclayer
 
 import (
+	"context"
+
 	"github.com/Microsoft/hcsshim/internal/hcserror"
-	"github.com/sirupsen/logrus"
+	"github.com/Microsoft/hcsshim/internal/oc"
+	"go.opencensus.io/trace"
 )
 
 // LayerExists will return true if a layer with the given id exists and is known
 // to the system.
-func LayerExists(path string) (_ bool, err error) {
+func LayerExists(ctx context.Context, path string) (_ bool, err error) {
 	title := "hcsshim::LayerExists"
-	fields := logrus.Fields{
-		"path": path,
-	}
-	logrus.WithFields(fields).Debug(title)
-	defer func() {
-		if err != nil {
-			fields[logrus.ErrorKey] = err
-			logrus.WithFields(fields).Error(err)
-		} else {
-			logrus.WithFields(fields).Debug(title + " - succeeded")
-		}
-	}()
+	ctx, span := trace.StartSpan(ctx, title)
+	defer span.End()
+	defer func() { oc.SetSpanStatus(span, err) }()
+	span.AddAttributes(trace.StringAttribute("path", path))
 
 	// Call the procedure itself.
 	var exists uint32
@@ -28,6 +23,6 @@ func LayerExists(path string) (_ bool, err error) {
 	if err != nil {
 		return false, hcserror.New(err, title+" - failed", "")
 	}
-	fields["layer-exists"] = exists != 0
+	span.AddAttributes(trace.BoolAttribute("layer-exists", exists != 0))
 	return exists != 0, nil
 }
diff --git a/vendor/github.com/Microsoft/hcsshim/internal/wclayer/layerid.go b/vendor/github.com/Microsoft/hcsshim/internal/wclayer/layerid.go
index 443596fba..0ce34a30f 100644
--- a/vendor/github.com/Microsoft/hcsshim/internal/wclayer/layerid.go
+++ b/vendor/github.com/Microsoft/hcsshim/internal/wclayer/layerid.go
@@ -1,13 +1,22 @@
 package wclayer
 
 import (
+	"context"
 	"path/filepath"
 
 	"github.com/Microsoft/go-winio/pkg/guid"
+	"github.com/Microsoft/hcsshim/internal/oc"
+	"go.opencensus.io/trace"
 )
 
 // LayerID returns the layer ID of a layer on disk.
-func LayerID(path string) (guid.GUID, error) {
+func LayerID(ctx context.Context, path string) (_ guid.GUID, err error) {
+	title := "hcsshim::LayerID"
+	ctx, span := trace.StartSpan(ctx, title)
+	defer span.End()
+	defer func() { oc.SetSpanStatus(span, err) }()
+	span.AddAttributes(trace.StringAttribute("path", path))
+
 	_, file := filepath.Split(path)
-	return NameToGuid(file)
+	return NameToGuid(ctx, file)
 }
diff --git a/vendor/github.com/Microsoft/hcsshim/internal/wclayer/layerutils.go b/vendor/github.com/Microsoft/hcsshim/internal/wclayer/layerutils.go
index 06671309d..1ec893c6a 100644
--- a/vendor/github.com/Microsoft/hcsshim/internal/wclayer/layerutils.go
+++ b/vendor/github.com/Microsoft/hcsshim/internal/wclayer/layerutils.go
@@ -4,6 +4,7 @@ package wclayer
 // functionality.
 
 import (
+	"context"
 	"syscall"
 
 	"github.com/Microsoft/go-winio/pkg/guid"
@@ -68,12 +69,12 @@ type WC_LAYER_DESCRIPTOR struct {
 	Pathp   *uint16
 }
 
-func layerPathsToDescriptors(parentLayerPaths []string) ([]WC_LAYER_DESCRIPTOR, error) {
+func layerPathsToDescriptors(ctx context.Context, parentLayerPaths []string) ([]WC_LAYER_DESCRIPTOR, error) {
 	// Array of descriptors that gets constructed.
 	var layers []WC_LAYER_DESCRIPTOR
 
 	for i := 0; i < len(parentLayerPaths); i++ {
-		g, err := LayerID(parentLayerPaths[i])
+		g, err := LayerID(ctx, parentLayerPaths[i])
 		if err != nil {
 			logrus.WithError(err).Debug("Failed to convert name to guid")
 			return nil, err
diff --git a/vendor/github.com/Microsoft/hcsshim/internal/wclayer/nametoguid.go b/vendor/github.com/Microsoft/hcsshim/internal/wclayer/nametoguid.go
index a259c1b82..b732857b3 100644
--- a/vendor/github.com/Microsoft/hcsshim/internal/wclayer/nametoguid.go
+++ b/vendor/github.com/Microsoft/hcsshim/internal/wclayer/nametoguid.go
@@ -1,34 +1,29 @@
 package wclayer
 
 import (
+	"context"
+
 	"github.com/Microsoft/go-winio/pkg/guid"
 	"github.com/Microsoft/hcsshim/internal/hcserror"
-	"github.com/sirupsen/logrus"
+	"github.com/Microsoft/hcsshim/internal/oc"
+	"go.opencensus.io/trace"
 )
 
 // NameToGuid converts the given string into a GUID using the algorithm in the
 // Host Compute Service, ensuring GUIDs generated with the same string are common
 // across all clients.
-func NameToGuid(name string) (id guid.GUID, err error) {
+func NameToGuid(ctx context.Context, name string) (_ guid.GUID, err error) {
 	title := "hcsshim::NameToGuid"
-	fields := logrus.Fields{
-		"name": name,
-	}
-	logrus.WithFields(fields).Debug(title)
-	defer func() {
-		if err != nil {
-			fields[logrus.ErrorKey] = err
-			logrus.WithFields(fields).Error(err)
-		} else {
-			logrus.WithFields(fields).Debug(title + " - succeeded")
-		}
-	}()
+	ctx, span := trace.StartSpan(ctx, title)
+	defer span.End()
+	defer func() { oc.SetSpanStatus(span, err) }()
+	span.AddAttributes(trace.StringAttribute("name", name))
 
+	var id guid.GUID
 	err = nameToGuid(name, &id)
 	if err != nil {
-		err = hcserror.New(err, title+" - failed", "")
-		return
+		return guid.GUID{}, hcserror.New(err, title+" - failed", "")
 	}
-	fields["guid"] = id.String()
-	return
+	span.AddAttributes(trace.StringAttribute("guid", id.String()))
+	return id, nil
 }
diff --git a/vendor/github.com/Microsoft/hcsshim/internal/wclayer/preparelayer.go b/vendor/github.com/Microsoft/hcsshim/internal/wclayer/preparelayer.go
index 2b65b0186..55f7730d0 100644
--- a/vendor/github.com/Microsoft/hcsshim/internal/wclayer/preparelayer.go
+++ b/vendor/github.com/Microsoft/hcsshim/internal/wclayer/preparelayer.go
@@ -1,10 +1,13 @@
 package wclayer
 
 import (
+	"context"
+	"strings"
 	"sync"
 
 	"github.com/Microsoft/hcsshim/internal/hcserror"
-	"github.com/sirupsen/logrus"
+	"github.com/Microsoft/hcsshim/internal/oc"
+	"go.opencensus.io/trace"
 )
 
 var prepareLayerLock sync.Mutex
@@ -14,23 +17,17 @@ var prepareLayerLock sync.Mutex
 // parent layers, and is necessary in order to view or interact with the layer
 // as an actual filesystem (reading and writing files, creating directories, etc).
 // Disabling the filter must be done via UnprepareLayer.
-func PrepareLayer(path string, parentLayerPaths []string) (err error) {
+func PrepareLayer(ctx context.Context, path string, parentLayerPaths []string) (err error) {
 	title := "hcsshim::PrepareLayer"
-	fields := logrus.Fields{
-		"path": path,
-	}
-	logrus.WithFields(fields).Debug(title)
-	defer func() {
-		if err != nil {
-			fields[logrus.ErrorKey] = err
-			logrus.WithFields(fields).Error(err)
-		} else {
-			logrus.WithFields(fields).Debug(title + " - succeeded")
-		}
-	}()
+	ctx, span := trace.StartSpan(ctx, title)
+	defer span.End()
+	defer func() { oc.SetSpanStatus(span, err) }()
+	span.AddAttributes(
+		trace.StringAttribute("path", path),
+		trace.StringAttribute("parentLayerPaths", strings.Join(parentLayerPaths, ", ")))
 
 	// Generate layer descriptors
-	layers, err := layerPathsToDescriptors(parentLayerPaths)
+	layers, err := layerPathsToDescriptors(ctx, parentLayerPaths)
 	if err != nil {
 		return err
 	}
diff --git a/vendor/github.com/Microsoft/hcsshim/internal/wclayer/processimage.go b/vendor/github.com/Microsoft/hcsshim/internal/wclayer/processimage.go
index 884207c3e..aabb31368 100644
--- a/vendor/github.com/Microsoft/hcsshim/internal/wclayer/processimage.go
+++ b/vendor/github.com/Microsoft/hcsshim/internal/wclayer/processimage.go
@@ -1,23 +1,41 @@
 package wclayer
 
-import "os"
+import (
+	"context"
+	"os"
+
+	"github.com/Microsoft/hcsshim/internal/oc"
+	"go.opencensus.io/trace"
+)
 
 // ProcessBaseLayer post-processes a base layer that has had its files extracted.
 // The files should have been extracted to <path>\Files.
-func ProcessBaseLayer(path string) error {
-	err := processBaseImage(path)
+func ProcessBaseLayer(ctx context.Context, path string) (err error) {
+	title := "hcsshim::ProcessBaseLayer"
+	ctx, span := trace.StartSpan(ctx, title)
+	defer span.End()
+	defer func() { oc.SetSpanStatus(span, err) }()
+	span.AddAttributes(trace.StringAttribute("path", path))
+
+	err = processBaseImage(path)
 	if err != nil {
-		return &os.PathError{Op: "ProcessBaseLayer", Path: path, Err: err}
+		return &os.PathError{Op: title, Path: path, Err: err}
 	}
 	return nil
 }
 
 // ProcessUtilityVMImage post-processes a utility VM image that has had its files extracted.
 // The files should have been extracted to <path>\Files.
-func ProcessUtilityVMImage(path string) error {
-	err := processUtilityImage(path)
+func ProcessUtilityVMImage(ctx context.Context, path string) (err error) {
+	title := "hcsshim::ProcessUtilityVMImage"
+	ctx, span := trace.StartSpan(ctx, title)
+	defer span.End()
+	defer func() { oc.SetSpanStatus(span, err) }()
+	span.AddAttributes(trace.StringAttribute("path", path))
+
+	err = processUtilityImage(path)
 	if err != nil {
-		return &os.PathError{Op: "ProcessUtilityVMImage", Path: path, Err: err}
+		return &os.PathError{Op: title, Path: path, Err: err}
 	}
 	return nil
 }
diff --git a/vendor/github.com/Microsoft/hcsshim/internal/wclayer/unpreparelayer.go b/vendor/github.com/Microsoft/hcsshim/internal/wclayer/unpreparelayer.go
index bccd45969..84f81848f 100644
--- a/vendor/github.com/Microsoft/hcsshim/internal/wclayer/unpreparelayer.go
+++ b/vendor/github.com/Microsoft/hcsshim/internal/wclayer/unpreparelayer.go
@@ -1,26 +1,21 @@
 package wclayer
 
 import (
+	"context"
+
 	"github.com/Microsoft/hcsshim/internal/hcserror"
-	"github.com/sirupsen/logrus"
+	"github.com/Microsoft/hcsshim/internal/oc"
+	"go.opencensus.io/trace"
 )
 
 // UnprepareLayer disables the filesystem filter for the read-write layer with
 // the given id.
-func UnprepareLayer(path string) (err error) {
+func UnprepareLayer(ctx context.Context, path string) (err error) {
 	title := "hcsshim::UnprepareLayer"
-	fields := logrus.Fields{
-		"path": path,
-	}
-	logrus.WithFields(fields).Debug(title)
-	defer func() {
-		if err != nil {
-			fields[logrus.ErrorKey] = err
-			logrus.WithFields(fields).Error(err)
-		} else {
-			logrus.WithFields(fields).Debug(title + " - succeeded")
-		}
-	}()
+	ctx, span := trace.StartSpan(ctx, title)
+	defer span.End()
+	defer func() { oc.SetSpanStatus(span, err) }()
+	span.AddAttributes(trace.StringAttribute("path", path))
 
 	err = unprepareLayer(&stdDriverInfo, path)
 	if err != nil {
diff --git a/vendor/github.com/Microsoft/hcsshim/layer.go b/vendor/github.com/Microsoft/hcsshim/layer.go
index f60ba5501..891616370 100644
--- a/vendor/github.com/Microsoft/hcsshim/layer.go
+++ b/vendor/github.com/Microsoft/hcsshim/layer.go
@@ -1,6 +1,7 @@
 package hcsshim
 
 import (
+	"context"
 	"crypto/sha1"
 	"path/filepath"
 
@@ -13,59 +14,59 @@ func layerPath(info *DriverInfo, id string) string {
 }
 
 func ActivateLayer(info DriverInfo, id string) error {
-	return wclayer.ActivateLayer(layerPath(&info, id))
+	return wclayer.ActivateLayer(context.Background(), layerPath(&info, id))
 }
 func CreateLayer(info DriverInfo, id, parent string) error {
-	return wclayer.CreateLayer(layerPath(&info, id), parent)
+	return wclayer.CreateLayer(context.Background(), layerPath(&info, id), parent)
 }
 
 // New clients should use CreateScratchLayer instead. Kept in to preserve API compatibility.
 func CreateSandboxLayer(info DriverInfo, layerId, parentId string, parentLayerPaths []string) error {
-	return wclayer.CreateScratchLayer(layerPath(&info, layerId), parentLayerPaths)
+	return wclayer.CreateScratchLayer(context.Background(), layerPath(&info, layerId), parentLayerPaths)
 }
 func CreateScratchLayer(info DriverInfo, layerId, parentId string, parentLayerPaths []string) error {
-	return wclayer.CreateScratchLayer(layerPath(&info, layerId), parentLayerPaths)
+	return wclayer.CreateScratchLayer(context.Background(), layerPath(&info, layerId), parentLayerPaths)
 }
 func DeactivateLayer(info DriverInfo, id string) error {
-	return wclayer.DeactivateLayer(layerPath(&info, id))
+	return wclayer.DeactivateLayer(context.Background(), layerPath(&info, id))
 }
 func DestroyLayer(info DriverInfo, id string) error {
-	return wclayer.DestroyLayer(layerPath(&info, id))
+	return wclayer.DestroyLayer(context.Background(), layerPath(&info, id))
 }
 
 // New clients should use ExpandScratchSize instead. Kept in to preserve API compatibility.
 func ExpandSandboxSize(info DriverInfo, layerId string, size uint64) error {
-	return wclayer.ExpandScratchSize(layerPath(&info, layerId), size)
+	return wclayer.ExpandScratchSize(context.Background(), layerPath(&info, layerId), size)
 }
 func ExpandScratchSize(info DriverInfo, layerId string, size uint64) error {
-	return wclayer.ExpandScratchSize(layerPath(&info, layerId), size)
+	return wclayer.ExpandScratchSize(context.Background(), layerPath(&info, layerId), size)
 }
 func ExportLayer(info DriverInfo, layerId string, exportFolderPath string, parentLayerPaths []string) error {
-	return wclayer.ExportLayer(layerPath(&info, layerId), exportFolderPath, parentLayerPaths)
+	return wclayer.ExportLayer(context.Background(), layerPath(&info, layerId), exportFolderPath, parentLayerPaths)
 }
 func GetLayerMountPath(info DriverInfo, id string) (string, error) {
-	return wclayer.GetLayerMountPath(layerPath(&info, id))
+	return wclayer.GetLayerMountPath(context.Background(), layerPath(&info, id))
 }
 func GetSharedBaseImages() (imageData string, err error) {
-	return wclayer.GetSharedBaseImages()
+	return wclayer.GetSharedBaseImages(context.Background())
 }
 func ImportLayer(info DriverInfo, layerID string, importFolderPath string, parentLayerPaths []string) error {
-	return wclayer.ImportLayer(layerPath(&info, layerID), importFolderPath, parentLayerPaths)
+	return wclayer.ImportLayer(context.Background(), layerPath(&info, layerID), importFolderPath, parentLayerPaths)
 }
 func LayerExists(info DriverInfo, id string) (bool, error) {
-	return wclayer.LayerExists(layerPath(&info, id))
+	return wclayer.LayerExists(context.Background(), layerPath(&info, id))
 }
 func PrepareLayer(info DriverInfo, layerId string, parentLayerPaths []string) error {
-	return wclayer.PrepareLayer(layerPath(&info, layerId), parentLayerPaths)
+	return wclayer.PrepareLayer(context.Background(), layerPath(&info, layerId), parentLayerPaths)
 }
 func ProcessBaseLayer(path string) error {
-	return wclayer.ProcessBaseLayer(path)
+	return wclayer.ProcessBaseLayer(context.Background(), path)
 }
 func ProcessUtilityVMImage(path string) error {
-	return wclayer.ProcessUtilityVMImage(path)
+	return wclayer.ProcessUtilityVMImage(context.Background(), path)
 }
 func UnprepareLayer(info DriverInfo, layerId string) error {
-	return wclayer.UnprepareLayer(layerPath(&info, layerId))
+	return wclayer.UnprepareLayer(context.Background(), layerPath(&info, layerId))
 }
 
 type DriverInfo struct {
@@ -76,7 +77,7 @@ type DriverInfo struct {
 type GUID [16]byte
 
 func NameToGuid(name string) (id GUID, err error) {
-	g, err := wclayer.NameToGuid(name)
+	g, err := wclayer.NameToGuid(context.Background(), name)
 	return g.ToWindowsArray(), err
 }
 
@@ -94,13 +95,13 @@ func (g *GUID) ToString() string {
 type LayerReader = wclayer.LayerReader
 
 func NewLayerReader(info DriverInfo, layerID string, parentLayerPaths []string) (LayerReader, error) {
-	return wclayer.NewLayerReader(layerPath(&info, layerID), parentLayerPaths)
+	return wclayer.NewLayerReader(context.Background(), layerPath(&info, layerID), parentLayerPaths)
 }
 
 type LayerWriter = wclayer.LayerWriter
 
 func NewLayerWriter(info DriverInfo, layerID string, parentLayerPaths []string) (LayerWriter, error) {
-	return wclayer.NewLayerWriter(layerPath(&info, layerID), parentLayerPaths)
+	return wclayer.NewLayerWriter(context.Background(), layerPath(&info, layerID), parentLayerPaths)
 }
 
 type WC_LAYER_DESCRIPTOR = wclayer.WC_LAYER_DESCRIPTOR
diff --git a/vendor/github.com/containers/storage/.cirrus.yml b/vendor/github.com/containers/storage/.cirrus.yml
index a55b5a189..15bf47baf 100644
--- a/vendor/github.com/containers/storage/.cirrus.yml
+++ b/vendor/github.com/containers/storage/.cirrus.yml
@@ -15,15 +15,20 @@ env:
     CIRRUS_CLONE_DEPTH: 50
 
     ####
-    #### Cache-image names to test with
-    ####
+    #### Cache-image names to test with (double-quotes around names are critical)
+    ###
+    FEDORA_NAME: "fedora-32"
+    PRIOR_FEDORA_NAME: "fedora-31"
+    UBUNTU_NAME: "ubuntu-19"
+    PRIOR_UBUNTU_NAME: "ubuntu-18"
+
     # GCE project where images live
     IMAGE_PROJECT: "libpod-218412"
-    _BUILT_IMAGE_SUFFIX: "libpod-6301182083727360"
-    FEDORA_CACHE_IMAGE_NAME: "fedora-32-${_BUILT_IMAGE_SUFFIX}"
-    PRIOR_FEDORA_CACHE_IMAGE_NAME: "fedora-31-${_BUILT_IMAGE_SUFFIX}"
-    UBUNTU_CACHE_IMAGE_NAME: "ubuntu-19-${_BUILT_IMAGE_SUFFIX}"
-    PRIOR_UBUNTU_CACHE_IMAGE_NAME: "ubuntu-18-${_BUILT_IMAGE_SUFFIX}"
+    _BUILT_IMAGE_SUFFIX: "libpod-6224667180531712"  # From the packer output of 'build_vm_images_script'
+    FEDORA_CACHE_IMAGE_NAME: "${FEDORA_NAME}-${_BUILT_IMAGE_SUFFIX}"
+    PRIOR_FEDORA_CACHE_IMAGE_NAME: "${PRIOR_FEDORA_NAME}-${_BUILT_IMAGE_SUFFIX}"
+    UBUNTU_CACHE_IMAGE_NAME: "${UBUNTU_NAME}-${_BUILT_IMAGE_SUFFIX}"
+    PRIOR_UBUNTU_CACHE_IMAGE_NAME: "${PRIOR_UBUNTU_NAME}-${_BUILT_IMAGE_SUFFIX}"
 
     ####
     #### Command variables to help avoid duplication
diff --git a/vendor/github.com/containers/storage/SECURITY.md b/vendor/github.com/containers/storage/SECURITY.md
new file mode 100644
index 000000000..1496a4c00
--- /dev/null
+++ b/vendor/github.com/containers/storage/SECURITY.md
@@ -0,0 +1,3 @@
+## Security and Disclosure Information Policy for the Containers Storage Project
+
+The Containers Storage Project follows the [Security and Disclosure Information Policy](https://github.com/containers/common/blob/master/SECURITY.md) for the Containers Projects.
diff --git a/vendor/github.com/containers/storage/VERSION b/vendor/github.com/containers/storage/VERSION
index 66e2ae6c2..836ae4eda 100644
--- a/vendor/github.com/containers/storage/VERSION
+++ b/vendor/github.com/containers/storage/VERSION
@@ -1 +1 @@
-1.19.1
+1.19.2
diff --git a/vendor/github.com/containers/storage/go.mod b/vendor/github.com/containers/storage/go.mod
index a7742bcdd..a3ae07c9c 100644
--- a/vendor/github.com/containers/storage/go.mod
+++ b/vendor/github.com/containers/storage/go.mod
@@ -3,7 +3,7 @@ module github.com/containers/storage
 require (
 	github.com/BurntSushi/toml v0.3.1
 	github.com/Microsoft/go-winio v0.4.15-0.20190919025122-fc70bd9a86b5
-	github.com/Microsoft/hcsshim v0.8.7
+	github.com/Microsoft/hcsshim v0.8.9
 	github.com/docker/go-units v0.4.0
 	github.com/hashicorp/go-multierror v1.0.0
 	github.com/klauspost/compress v1.10.5
@@ -16,12 +16,12 @@ require (
 	github.com/opencontainers/selinux v1.5.1
 	github.com/pkg/errors v0.9.1
 	github.com/pquerna/ffjson v0.0.0-20181028064349-e517b90714f7
-	github.com/sirupsen/logrus v1.4.2
+	github.com/sirupsen/logrus v1.6.0
 	github.com/stretchr/testify v1.5.1
 	github.com/syndtr/gocapability v0.0.0-20180916011248-d98352740cb2
 	github.com/tchap/go-patricia v2.3.0+incompatible
 	github.com/vbatts/tar-split v0.11.1
-	golang.org/x/net v0.0.0-20190628185345-da137c7871d7
+	golang.org/x/net v0.0.0-20191004110552-13f9640d40b9
 	golang.org/x/sys v0.0.0-20191127021746-63cb32ae39b2
 	gotest.tools v2.2.0+incompatible
 )
diff --git a/vendor/github.com/containers/storage/go.sum b/vendor/github.com/containers/storage/go.sum
index 97076ffa6..c430e925f 100644
--- a/vendor/github.com/containers/storage/go.sum
+++ b/vendor/github.com/containers/storage/go.sum
@@ -3,14 +3,13 @@ github.com/BurntSushi/toml v0.3.1 h1:WXkYYl6Yr3qBf1K79EBnL4mak0OimBfB0XUf9Vl28OQ
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
 github.com/Microsoft/go-winio v0.4.15-0.20190919025122-fc70bd9a86b5 h1:ygIc8M6trr62pF5DucadTWGdEB4mEyvzi0e2nbcmcyA=
 github.com/Microsoft/go-winio v0.4.15-0.20190919025122-fc70bd9a86b5/go.mod h1:tTuCMEN+UleMWgg9dVx4Hu52b1bJo+59jBh3ajtinzw=
-github.com/Microsoft/hcsshim v0.8.7 h1:ptnOoufxGSzauVTsdE+wMYnCWA301PdoN4xg5oRdZpg=
-github.com/Microsoft/hcsshim v0.8.7/go.mod h1:OHd7sQqRFrYd3RmSgbgji+ctCwkbq2wbEYNSzOYtcBQ=
-github.com/blang/semver v3.1.0+incompatible/go.mod h1:kRBLl5iJ+tD4TcOOxsy/0fnwebNt5EWlYSAyrTnjyyk=
+github.com/Microsoft/hcsshim v0.8.9 h1:VrfodqvztU8YSOvygU+DN1BGaSGxmrNfqOv5oOuX2Bk=
+github.com/Microsoft/hcsshim v0.8.9/go.mod h1:5692vkUqntj1idxauYlpoINNKeqCiG6Sg38RRsjT5y8=
 github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
 github.com/containerd/cgroups v0.0.0-20190919134610-bf292b21730f h1:tSNMc+rJDfmYntojat8lljbt1mgKNpTxUZJsSzJ9Y1s=
 github.com/containerd/cgroups v0.0.0-20190919134610-bf292b21730f/go.mod h1:OApqhQ4XNSNC13gXIwDjhOQxjWa/NxkwZXJ1EvqT0ko=
 github.com/containerd/console v0.0.0-20180822173158-c12b1e7919c1/go.mod h1:Tj/on1eG8kiEhd0+fhSDzsPAFESxzBBvdyEgyryXffw=
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@@ -23,30 +22,38 @@ github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSs
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@@ -59,10 +66,8 @@ github.com/opencontainers/runc v1.0.0-rc9 h1:/k06BMULKF5hidyoZymkoDCzdJzltZpz/UU
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@@ -70,17 +75,17 @@ github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZb
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@@ -88,9 +93,6 @@ github.com/tchap/go-patricia v2.3.0+incompatible/go.mod h1:bmLyhP68RS6kStMGxByiQ
 github.com/urfave/cli v0.0.0-20171014202726-7bc6a0acffa5/go.mod h1:70zkFmudgCuE/ngEzBv17Jvp/497gISqfk5gWijbERA=
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@@ -103,22 +105,20 @@ golang.org/x/net v0.0.0-20180826012351-8a410e7b638d/go.mod h1:mL1N/T3taQHkDXs73r
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@@ -126,20 +126,26 @@ golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
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+golang.org/x/tools v0.0.0-20190524140312-2c0ae7006135/go.mod h1:RgjU9mgBXZiqYHBnxXauZ1Gv1EHHAz9KjViQ78xBX0Q=
 google.golang.org/appengine v1.1.0/go.mod h1:EbEs0AVv82hx2wNQdGPgUI5lhzA/G0D9YwlJXL52JkM=
 google.golang.org/appengine v1.4.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4=
 google.golang.org/genproto v0.0.0-20180817151627-c66870c02cf8/go.mod h1:JiN7NxoALGmiZfu7CAH4rXhgtRTLTxftemlI0sWmxmc=
 google.golang.org/genproto v0.0.0-20190425155659-357c62f0e4bb/go.mod h1:VzzqZJRnGkLBvHegQrXjBqPurQTc5/KpmUdxsrq26oE=
+google.golang.org/genproto v0.0.0-20190502173448-54afdca5d873/go.mod h1:VzzqZJRnGkLBvHegQrXjBqPurQTc5/KpmUdxsrq26oE=
 google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
 google.golang.org/grpc v1.20.1/go.mod h1:10oTOabMzJvdu6/UiuZezV6QK5dSlG84ov/aaiqXj38=
-gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
+google.golang.org/grpc v1.23.1/go.mod h1:Y5yQAOtifL1yxbo5wqy6BxZv8vAUGQwXBOALyacEbxg=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
-gopkg.in/yaml.v2 v2.2.2 h1:ZCJp+EgiOT7lHqUV2J862kp8Qj64Jo6az82+3Td9dZw=
+gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127 h1:qIbj1fsPNlZgppZ+VLlY7N33q108Sa+fhmuc+sWQYwY=
+gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
+gopkg.in/yaml.v2 v2.2.8 h1:obN1ZagJSUGI0Ek/LBmuj4SNLPfIny3KsKFopxRdj10=
+gopkg.in/yaml.v2 v2.2.8/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gotest.tools v2.2.0+incompatible h1:VsBPFP1AI068pPrMxtb/S8Zkgf9xEmTLJjfM+P5UIEo=
 gotest.tools v2.2.0+incompatible/go.mod h1:DsYFclhRJ6vuDpmuTbkuFWG+y2sxOXAzmJt81HFBacw=
 honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
-k8s.io/kubernetes v1.13.0/go.mod h1:ocZa8+6APFNC2tX1DZASIbocyYT5jHzqFVsY5aoB7Jk=
+honnef.co/go/tools v0.0.0-20190523083050-ea95bdfd59fc/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
diff --git a/vendor/github.com/containers/storage/pkg/ioutils/fswriters.go b/vendor/github.com/containers/storage/pkg/ioutils/fswriters.go
index 0df326b03..a55937b49 100644
--- a/vendor/github.com/containers/storage/pkg/ioutils/fswriters.go
+++ b/vendor/github.com/containers/storage/pkg/ioutils/fswriters.go
@@ -7,26 +7,53 @@ import (
 	"path/filepath"
 )
 
-// NewAtomicFileWriter returns WriteCloser so that writing to it writes to a
+// AtomicFileWriterOptions specifies options for creating the atomic file writer.
+type AtomicFileWriterOptions struct {
+	// NoSync specifies whether the sync call must be skipped for the file.
+	// If NoSync is not specified, the file is synced to the
+	// storage after it has been written and before it is moved to
+	// the specified path.
+	NoSync bool
+}
+
+var defaultWriterOptions AtomicFileWriterOptions = AtomicFileWriterOptions{}
+
+// SetDefaultOptions overrides the default options used when creating an
+// atomic file writer.
+func SetDefaultOptions(opts AtomicFileWriterOptions) {
+	defaultWriterOptions = opts
+}
+
+// NewAtomicFileWriterWithOpts returns WriteCloser so that writing to it writes to a
 // temporary file and closing it atomically changes the temporary file to
 // destination path. Writing and closing concurrently is not allowed.
-func NewAtomicFileWriter(filename string, perm os.FileMode) (io.WriteCloser, error) {
+func NewAtomicFileWriterWithOpts(filename string, perm os.FileMode, opts *AtomicFileWriterOptions) (io.WriteCloser, error) {
 	f, err := ioutil.TempFile(filepath.Dir(filename), ".tmp-"+filepath.Base(filename))
 	if err != nil {
 		return nil, err
 	}
-
+	if opts == nil {
+		opts = &defaultWriterOptions
+	}
 	abspath, err := filepath.Abs(filename)
 	if err != nil {
 		return nil, err
 	}
 	return &atomicFileWriter{
-		f:    f,
-		fn:   abspath,
-		perm: perm,
+		f:      f,
+		fn:     abspath,
+		perm:   perm,
+		noSync: opts.NoSync,
 	}, nil
 }
 
+// NewAtomicFileWriter returns WriteCloser so that writing to it writes to a
+// temporary file and closing it atomically changes the temporary file to
+// destination path. Writing and closing concurrently is not allowed.
+func NewAtomicFileWriter(filename string, perm os.FileMode) (io.WriteCloser, error) {
+	return NewAtomicFileWriterWithOpts(filename, perm, nil)
+}
+
 // AtomicWriteFile atomically writes data to a file named by filename.
 func AtomicWriteFile(filename string, data []byte, perm os.FileMode) error {
 	f, err := NewAtomicFileWriter(filename, perm)
@@ -49,6 +76,7 @@ type atomicFileWriter struct {
 	fn       string
 	writeErr error
 	perm     os.FileMode
+	noSync   bool
 }
 
 func (w *atomicFileWriter) Write(dt []byte) (int, error) {
@@ -65,9 +93,11 @@ func (w *atomicFileWriter) Close() (retErr error) {
 			os.Remove(w.f.Name())
 		}
 	}()
-	if err := fdatasync(w.f); err != nil {
-		w.f.Close()
-		return err
+	if !w.noSync {
+		if err := fdatasync(w.f); err != nil {
+			w.f.Close()
+			return err
+		}
 	}
 	if err := w.f.Close(); err != nil {
 		return err
diff --git a/vendor/github.com/containers/storage/pkg/unshare/unshare.c b/vendor/github.com/containers/storage/pkg/unshare/unshare.c
index 8969191fa..dc7b9d570 100644
--- a/vendor/github.com/containers/storage/pkg/unshare/unshare.c
+++ b/vendor/github.com/containers/storage/pkg/unshare/unshare.c
@@ -15,6 +15,9 @@
 #include <termios.h>
 #include <errno.h>
 #include <unistd.h>
+#include <sys/vfs.h>
+#include <sys/mount.h>
+#include <linux/limits.h>
 
 /* Open Source projects like conda-forge, want to package podman and are based
    off of centos:6, Conda-force has minimal libc requirements and is lacking
@@ -151,16 +154,74 @@ static char **parse_proc_stringlist(const char *list) {
 	return ret;
 }
 
-static int containers_reexec(void) {
-	char **argv, *exename;
+/*
+ * Taken from the runc cloned_binary.c file
+ * Copyright (C) 2019 Aleksa Sarai <cyphar@cyphar.com>
+ * Copyright (C) 2019 SUSE LLC
+ *
+ * This work is dual licensed under the following licenses. You may use,
+ * redistribute, and/or modify the work under the conditions of either (or
+ * both) licenses.
+ *
+ * === Apache-2.0 ===
+ */
+static int try_bindfd(void)
+{
+	int fd, ret = -1;
+	char src[PATH_MAX] = {0};
+	char template[64] = {0};
+
+	strncpy(template, "/tmp/containers.XXXXXX", sizeof(template) - 1);
+
+	/*
+	 * We need somewhere to mount it, mounting anything over /proc/self is a
+	 * BAD idea on the host -- even if we do it temporarily.
+	 */
+	fd = mkstemp(template);
+	if (fd < 0)
+		return ret;
+	close(fd);
+
+	ret = -EPERM;
+
+	if (readlink("/proc/self/exe", src, sizeof (src) - 1) < 0)
+		goto out;
+
+	if (mount(src, template, NULL, MS_BIND, NULL) < 0)
+		goto out;
+	if (mount(NULL, template, NULL, MS_REMOUNT | MS_BIND | MS_RDONLY, NULL) < 0)
+		goto out_umount;
+
+	/* Get read-only handle that we're sure can't be made read-write. */
+	ret = open(template, O_PATH | O_CLOEXEC);
+
+out_umount:
+	/*
+	 * Make sure the MNT_DETACH works, otherwise we could get remounted
+	 * read-write and that would be quite bad (the fd would be made read-write
+	 * too, invalidating the protection).
+	 */
+	if (umount2(template, MNT_DETACH) < 0) {
+		if (ret >= 0)
+			close(ret);
+		ret = -ENOTRECOVERABLE;
+	}
+
+out:
+	/*
+	 * We don't care about unlink errors, the worst that happens is that
+	 * there's an empty file left around in STATEDIR.
+	 */
+	unlink(template);
+	return ret;
+}
+
+static int copy_self_proc_exe(char **argv) {
+	char *exename;
 	int fd, mmfd, n_read, n_written;
 	struct stat st;
 	char buf[2048];
 
-	argv = parse_proc_stringlist("/proc/self/cmdline");
-	if (argv == NULL) {
-		return -1;
-	}
 	fd = open("/proc/self/exe", O_RDONLY | O_CLOEXEC);
 	if (fd == -1) {
 		fprintf(stderr, "open(\"/proc/self/exe\"): %m\n");
@@ -168,13 +229,14 @@ static int containers_reexec(void) {
 	}
 	if (fstat(fd, &st) == -1) {
 		fprintf(stderr, "fstat(\"/proc/self/exe\"): %m\n");
+		close(fd);
 		return -1;
 	}
 	exename = basename(argv[0]);
 	mmfd = syscall(SYS_memfd_create, exename, (long) MFD_ALLOW_SEALING | MFD_CLOEXEC);
 	if (mmfd == -1) {
 		fprintf(stderr, "memfd_create(): %m\n");
-		return -1;
+		goto close_fd;
 	}
 	for (;;) {
 		n_read = read(fd, buf, sizeof(buf));
@@ -188,21 +250,45 @@ static int containers_reexec(void) {
 		n_written = write(mmfd, buf, n_read);
 		if (n_written < 0) {
 			fprintf(stderr, "write(anonfd): %m\n");
-			return -1;
+			goto close_fd;
 		}
 		if (n_written != n_read) {
 			fprintf(stderr, "write(anonfd): short write (%d != %d)\n", n_written, n_read);
-			return -1;
+			goto close_fd;
 		}
 	}
 	close(fd);
 	if (fcntl(mmfd, F_ADD_SEALS, F_SEAL_SHRINK | F_SEAL_GROW | F_SEAL_WRITE | F_SEAL_SEAL) == -1) {
-		close(mmfd);
-		fprintf(stderr, "Error sealing memfd copy: %m\n");
+		fprintf(stderr, "Close_Fd sealing memfd copy: %m\n");
+		goto close_mmfd;
+	}
+
+	return mmfd;
+
+close_fd:
+	close(fd);
+close_mmfd:
+	close(mmfd);
+	return -1;
+}
+static int containers_reexec(int flags) {
+	char **argv;
+	int fd = -1;
+
+	argv = parse_proc_stringlist("/proc/self/cmdline");
+	if (argv == NULL) {
 		return -1;
 	}
-	if (fexecve(mmfd, argv, environ) == -1) {
-		close(mmfd);
+
+	if (flags & CLONE_NEWNS)
+		fd = try_bindfd();
+	if (fd < 0)
+		fd = copy_self_proc_exe(argv);
+	if (fd < 0)
+		return fd;
+
+	if (fexecve(fd, argv, environ) == -1) {
+		close(fd);
 		fprintf(stderr, "Error during reexec(...): %m\n");
 		return -1;
 	}
@@ -282,7 +368,7 @@ void _containers_unshare(void)
 			_exit(1);
 		}
 	}
-	if (containers_reexec() != 0) {
+	if (containers_reexec(flags) != 0) {
 		_exit(1);
 	}
 	return;
author	dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>	2020-05-13 09:20:53 +0000
committer	Daniel J Walsh <dwalsh@redhat.com>	2020-05-14 07:23:58 -0400
commit	1f0cc866d4707c75116d210dc781534c9d7f62fd (patch)
tree	0e5a15f979b88eb2e05adb7ac0967dbfcaa7a459 /vendor/github.com
parent	150679d7b10ad56b7f41d22810eb2c421edf9da5 (diff)
download	podman-1f0cc866d4707c75116d210dc781534c9d7f62fd.tar.gz podman-1f0cc866d4707c75116d210dc781534c9d7f62fd.tar.bz2 podman-1f0cc866d4707c75116d210dc781534c9d7f62fd.zip