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vendor: update buildkit to master@67a08623b95a 

Signed-off-by: Justin Chadwell <me@jedevc.com>
This commit is contained in:
Justin Chadwell 2023-06-09 10:36:52 +01:00
parent 2c02db8db4
commit 9d2388e6f5
13 changed files with 330 additions and 67 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
go.mod
View File

@ -7,7 +7,7 @@ require (
github.com/aws/aws-sdk-go-v2/config v1.18.16
github.com/compose-spec/compose-go v1.14.0
github.com/containerd/console v1.0.3
github.com/containerd/containerd v1.7.1
github.com/containerd/containerd v1.7.2
github.com/containerd/continuity v0.4.1
github.com/containerd/typeurl/v2 v2.1.1
github.com/docker/cli v24.0.1+incompatible
@ -22,7 +22,7 @@ require (
github.com/google/uuid v1.3.0
github.com/hashicorp/go-cty-funcs v0.0.0-20200930094925-2721b1e36840
github.com/hashicorp/hcl/v2 v2.8.2
github.com/moby/buildkit v0.11.0-rc3.0.20230530080511-c36941f4a10e
github.com/moby/buildkit v0.11.0-rc3.0.20230609092854-67a08623b95a
github.com/moby/sys/mountinfo v0.6.2
github.com/moby/sys/signal v0.7.0
github.com/morikuni/aec v1.0.0

11
go.sum
View File

@ -127,8 +127,8 @@ github.com/compose-spec/compose-go v1.14.0/go.mod h1:m0o4G6MQDHjjz9rY7No9FpnNi+9
github.com/containerd/cgroups v1.1.0 h1:v8rEWFl6EoqHB+swVNjVoCJE8o3jX7e8nqBGPLaDFBM=
github.com/containerd/console v1.0.3 h1:lIr7SlA5PxZyMV30bDW0MGbiOPXwc63yRuCP0ARubLw=
github.com/containerd/console v1.0.3/go.mod h1:7LqA/THxQ86k76b8c/EMSiaJ3h1eZkMkXar0TQ1gf3U=
github.com/containerd/containerd v1.7.1 h1:k8DbDkSOwt5rgxQ3uCI4WMKIJxIndSCBUaGm5oRn+Go=
github.com/containerd/containerd v1.7.1/go.mod h1:gA+nJUADRBm98QS5j5RPROnt0POQSMK+r7P7EGMC/Qc=
github.com/containerd/containerd v1.7.2 h1:UF2gdONnxO8I6byZXDi5sXWiWvlW3D/sci7dTQimEJo=
github.com/containerd/containerd v1.7.2/go.mod h1:afcz74+K10M/+cjGHIVQrCt3RAQhUSCAjJ9iMYhhkuI=
github.com/containerd/continuity v0.4.1 h1:wQnVrjIyQ8vhU2sgOiL5T07jo+ouqc2bnKsv5/EqGhU=
github.com/containerd/continuity v0.4.1/go.mod h1:F6PTNCKepoxEaXLQp3wDAjygEnImnZ/7o4JzpodfroQ=
github.com/containerd/fifo v1.1.0 h1:4I2mbh5stb1u6ycIABlBw9zgtlK8viPI9QkQNRQEEmY=
@ -371,8 +371,8 @@ github.com/mitchellh/go-wordwrap v0.0.0-20150314170334-ad45545899c7 h1:DpOJ2HYzC
github.com/mitchellh/go-wordwrap v0.0.0-20150314170334-ad45545899c7/go.mod h1:ZXFpozHsX6DPmq2I0TCekCxypsnAUbP2oI0UX1GXzOo=
github.com/mitchellh/mapstructure v1.5.0 h1:jeMsZIYE/09sWLaz43PL7Gy6RuMjD2eJVyuac5Z2hdY=
github.com/mitchellh/mapstructure v1.5.0/go.mod h1:bFUtVrKA4DC2yAKiSyO/QUcy7e+RRV2QTWOzhPopBRo=
github.com/moby/buildkit v0.11.0-rc3.0.20230530080511-c36941f4a10e h1:d5nOEUewXcVebVTyUVeQHXX8+Ofb/+TSlqZSn9xIg3k=
github.com/moby/buildkit v0.11.0-rc3.0.20230530080511-c36941f4a10e/go.mod h1:nWISTd0U2LNfp6z0W5T0NO73xO5rrdRiTTQkSF6uIjc=
github.com/moby/buildkit v0.11.0-rc3.0.20230609092854-67a08623b95a h1:1k3bAXwxC2N1FncWijq/43sLj2OVIZ11FT0APIXWhMg=
github.com/moby/buildkit v0.11.0-rc3.0.20230609092854-67a08623b95a/go.mod h1:4sM7BBBqXOQ+vV6LrVAOAMhZI9cVNYV5RhZCl906a64=
github.com/moby/locker v1.0.1 h1:fOXqR41zeveg4fFODix+1Ch4mj/gT0NE1XJbp/epuBg=
github.com/moby/locker v1.0.1/go.mod h1:S7SDdo5zpBK84bzzVlKr2V0hz+7x9hWbYC/kq7oQppc=
github.com/moby/patternmatcher v0.5.0 h1:YCZgJOeULcxLw1Q+sVR636pmS7sPEn1Qo2iAN6M7DBo=
@ -411,7 +411,6 @@ github.com/opencontainers/runc v1.1.7/go.mod h1:CbUumNnWCuTGFukNXahoo/RFBZvDAgRh
github.com/opencontainers/runtime-spec v1.1.0-rc.2 h1:ucBtEms2tamYYW/SvGpvq9yUN0NEVL6oyLEwDcTSrk8=
github.com/opencontainers/selinux v1.11.0 h1:+5Zbo97w3Lbmb3PeqQtpmTkMwsW5nRI3YaLpt7tQ7oU=
github.com/opentracing/opentracing-go v1.1.0/go.mod h1:UkNAQd3GIcIGf0SeVgPpRdFStlNbqXla1AfSYxPUl2o=
github.com/package-url/packageurl-go v0.1.1-0.20220428063043-89078438f170 h1:DiLBVp4DAcZlBVBEtJpNWZpZVq0AEeCY7Hqk8URVs4o=
github.com/pelletier/go-toml v1.9.5 h1:4yBQzkHv+7BHq2PQUZF3Mx0IYxG7LsP222s7Agd3ve8=
github.com/pelletier/go-toml v1.9.5/go.mod h1:u1nR/EPcESfeI/szUZKdtJ0xRNbUoANCkoOuaOx1Y+c=
github.com/pelletier/go-toml/v2 v2.0.5 h1:ipoSadvV8oGUjnUbMub59IDPPwfxF694nG/jwbMiyQg=
@ -460,7 +459,7 @@ github.com/sirupsen/logrus v1.8.1/go.mod h1:yWOB1SBYBC5VeMP7gHvWumXLIWorT60ONWic
github.com/sirupsen/logrus v1.9.0 h1:trlNQbNUG3OdDrDil03MCb1H2o9nJ1x4/5LYw7byDE0=
github.com/sirupsen/logrus v1.9.0/go.mod h1:naHLuLoDiP4jHNo9R0sCBMtWGeIprob74mVsIT4qYEQ=
github.com/spaolacci/murmur3 v0.0.0-20180118202830-f09979ecbc72/go.mod h1:JwIasOWyU6f++ZhiEuf87xNszmSA2myDM2Kzu9HwQUA=
github.com/spdx/tools-golang v0.5.0 h1:/fqihV2Jna7fmow65dHpgKNsilgLK7ICpd2tkCnPEyY=
github.com/spdx/tools-golang v0.5.1 h1:fJg3SVOGG+eIva9ZUBm/hvyA7PIPVFjRxUKe6fdAgwE=
github.com/spf13/afero v1.9.2 h1:j49Hj62F0n+DaZ1dDCvhABaPNSGNkt32oRFxI33IEMw=
github.com/spf13/cast v1.5.0 h1:rj3WzYc11XZaIZMPKmwP96zkFEnnAmV8s6XbB2aY32w=
github.com/spf13/cobra v1.7.0 h1:hyqWnYt1ZQShIddO5kBpj3vu05/++x6tJ6dg8EC572I=

15
vendor/github.com/containerd/containerd/remotes/docker/resolver.go generated vendored
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@ -98,25 +98,30 @@ type ResolverOptions struct {
Tracker StatusTracker
// Authorizer is used to authorize registry requests
// Deprecated: use Hosts
//
// Deprecated: use Hosts.
Authorizer Authorizer
// Credentials provides username and secret given a host.
// If username is empty but a secret is given, that secret
// is interpreted as a long lived token.
// Deprecated: use Hosts
//
// Deprecated: use Hosts.
Credentials func(string) (string, string, error)
// Host provides the hostname given a namespace.
// Deprecated: use Hosts
//
// Deprecated: use Hosts.
Host func(string) (string, error)
// PlainHTTP specifies to use plain http and not https
// Deprecated: use Hosts
//
// Deprecated: use Hosts.
PlainHTTP bool
// Client is the http client to used when making registry requests
// Deprecated: use Hosts
//
// Deprecated: use Hosts.
Client *http.Client
}

2
vendor/github.com/containerd/containerd/version/version.go generated vendored
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@ -23,7 +23,7 @@ var (
Package = "github.com/containerd/containerd"
// Version holds the complete version number. Filled in at linking time.
Version = "1.7.1+unknown"
Version = "1.7.2+unknown"
// Revision is filled with the VCS (e.g. git) revision being used to build
// the program at linking time.

75
vendor/github.com/moby/buildkit/exporter/containerimage/exptypes/keys.go generated vendored Normal file
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@ -0,0 +1,75 @@
package exptypes
import commonexptypes "github.com/moby/buildkit/exporter/exptypes"
type ImageExporterOptKey string
// Options keys supported by the image exporter output.
var (
// Name of the image.
// Value: string
OptKeyName ImageExporterOptKey = "name"
// Push after creating image.
// Value: bool <true|false>
OptKeyPush ImageExporterOptKey = "push"
// Push unnamed image.
// Value: bool <true|false>
OptKeyPushByDigest ImageExporterOptKey = "push-by-digest"
// Allow pushing to insecure HTTP registry.
// Value: bool <true|false>
OptKeyInsecure ImageExporterOptKey = "registry.insecure"
// Unpack image after it's created (containerd).
// Value: bool <true|false>
OptKeyUnpack ImageExporterOptKey = "unpack"
// Fallback image name prefix if image name isn't provided.
// If used, image will be named as <value>@<digest>
// Value: string
OptKeyDanglingPrefix ImageExporterOptKey = "dangling-name-prefix"
// Creates additional image name with format <name>@<digest>
// Value: bool <true|false>
OptKeyNameCanonical ImageExporterOptKey = "name-canonical"
// Store the resulting image along with all of the content it references.
// Ignored if the worker doesn't have image store (e.g. OCI worker).
// Value: bool <true|false>
OptKeyStore ImageExporterOptKey = "store"
// Use OCI mediatypes instead of Docker in JSON configs.
// Value: bool <true|false>
OptKeyOCITypes ImageExporterOptKey = "oci-mediatypes"
// Force attestation to be attached.
// Value: bool <true|false>
OptKeyForceInlineAttestations ImageExporterOptKey = "attestation-inline"
// Mark layers as non-distributable if they are found to use a
// non-distributable media type. When this option is not set, the exporter
// will change the media type of the layer to a distributable one.
// Value: bool <true|false>
OptKeyPreferNondistLayers ImageExporterOptKey = "prefer-nondist-layers"
// Clamp produced timestamps. For more information see the
// SOURCE_DATE_EPOCH specification.
// Value: int (number of seconds since Unix epoch)
OptKeySourceDateEpoch ImageExporterOptKey = ImageExporterOptKey(commonexptypes.OptKeySourceDateEpoch)
// Compression type for newly created and cached layers.
// estargz should be used with OptKeyOCITypes set to true.
// Value: string <uncompressed|gzip|estargz|zstd>
OptKeyLayerCompression ImageExporterOptKey = "compression"
// Force compression on all (including existing) layers.
// Value: bool <true|false>
OptKeyForceCompression ImageExporterOptKey = "force-compression"
// Compression level
// Value: int (0-9) for gzip and estargz
// Value: int (0-22) for zstd
OptKeyCompressionLevel ImageExporterOptKey = "compression-level"
)

1
vendor/github.com/moby/buildkit/exporter/containerimage/exptypes/types.go generated vendored
View File

@ -12,7 +12,6 @@ const (
ExporterImageDescriptorKey = "containerimage.descriptor"
ExporterInlineCache = "containerimage.inlinecache"
ExporterPlatformsKey = "refs.platforms"
ExporterEpochKey = "source.date.epoch"
)
// KnownRefMetadataKeys are the subset of exporter keys that can be suffixed by

15
vendor/github.com/moby/buildkit/exporter/exptypes/keys.go generated vendored Normal file
View File

@ -0,0 +1,15 @@
package exptypes
const (
ExporterEpochKey = "source.date.epoch"
)
type ExporterOptKey string
// Options keys supported by all exporters.
var (
// Clamp produced timestamps. For more information see the
// SOURCE_DATE_EPOCH specification.
// Value: int (number of seconds since Unix epoch)
OptKeySourceDateEpoch ExporterOptKey = "source-date-epoch"
)

10
vendor/github.com/moby/buildkit/session/auth/authprovider/authprovider.go generated vendored
View File

@ -29,6 +29,8 @@ import (
)
const defaultExpiration = 60
const dockerHubConfigfileKey = "https://index.docker.io/v1/"
const dockerHubRegistryHost = "registry-1.docker.io"
func NewDockerAuthProvider(cfg *configfile.ConfigFile) session.Attachable {
return &authProvider{
@ -183,10 +185,12 @@ func (ap *authProvider) VerifyTokenAuthority(ctx context.Context, req *auth.Veri
func (ap *authProvider) getAuthConfig(host string) (*types.AuthConfig, error) {
ap.mu.Lock()
defer ap.mu.Unlock()
if host == dockerHubRegistryHost {
host = dockerHubConfigfileKey
}
if _, exists := ap.authConfigCache[host]; !exists {
if host == "registry-1.docker.io" {
host = "https://index.docker.io/v1/"
}
ac, err := ap.config.GetAuthConfig(host)
if err != nil {
return nil, err

7
vendor/github.com/moby/buildkit/util/progress/progressui/printer.go generated vendored
View File

@ -143,10 +143,13 @@ func (p *textMux) printVtx(t *trace, dgst digest.Digest) {
}
for i, l := range v.logs {
if i == 0 {
if i == 0 && v.logsOffset != 0 { // index has already been printed
l = l[v.logsOffset:]
fmt.Fprintf(p.w, "%s", l)
} else {
fmt.Fprintf(p.w, "#%d %s", v.index, []byte(l))
}
fmt.Fprintf(p.w, "#%d %s", v.index, []byte(l))
if i != len(v.logs)-1 || !v.logsPartial {
fmt.Fprintln(p.w, "")
}

207
vendor/github.com/moby/buildkit/util/system/path.go generated vendored
View File

@ -1,5 +1,13 @@
package system
import (
"path"
"path/filepath"
"strings"
"github.com/pkg/errors"
)
// DefaultPathEnvUnix is unix style list of directories to search for
// executables. Each directory is separated from the next by a colon
// ':' character .
@ -16,3 +24,202 @@ func DefaultPathEnv(os string) string {
}
return DefaultPathEnvUnix
}
// NormalizePath cleans the path based on the operating system the path is meant for.
// It takes into account a potential parent path, and will join the path to the parent
// if the path is relative. Additionally, it will apply the folliwing rules:
// - always return an absolute path
// - always strip drive letters for Windows paths
// - optionally keep the trailing slashes on paths
// - paths are returned using forward slashes
func NormalizePath(parent, newPath, inputOS string, keepSlash bool) (string, error) {
if inputOS == "" {
inputOS = "linux"
}
newPath = toSlash(newPath, inputOS)
parent = toSlash(parent, inputOS)
origPath := newPath
if parent == "" {
parent = "/"
}
var err error
parent, err = CheckSystemDriveAndRemoveDriveLetter(parent, inputOS)
if err != nil {
return "", errors.Wrap(err, "removing drive letter")
}
if !IsAbs(parent, inputOS) {
parent = path.Join("/", parent)
}
if newPath == "" {
// New workdir is empty. Use the "current" workdir. It should already
// be an absolute path.
newPath = parent
}
newPath, err = CheckSystemDriveAndRemoveDriveLetter(newPath, inputOS)
if err != nil {
return "", errors.Wrap(err, "removing drive letter")
}
if !IsAbs(newPath, inputOS) {
// The new WD is relative. Join it to the previous WD.
newPath = path.Join(parent, newPath)
}
if keepSlash {
if strings.HasSuffix(origPath, "/") && !strings.HasSuffix(newPath, "/") {
newPath += "/"
} else if strings.HasSuffix(origPath, "/.") {
if newPath != "/" {
newPath += "/"
}
newPath += "."
}
}
return toSlash(newPath, inputOS), nil
}
func toSlash(inputPath, inputOS string) string {
separator := "/"
if inputOS == "windows" {
separator = "\\"
}
return strings.Replace(inputPath, separator, "/", -1)
}
func fromSlash(inputPath, inputOS string) string {
separator := "/"
if inputOS == "windows" {
separator = "\\"
}
return strings.Replace(inputPath, "/", separator, -1)
}
// NormalizeWorkdir will return a normalized version of the new workdir, given
// the currently configured workdir and the desired new workdir. When setting a
// new relative workdir, it will be joined to the previous workdir or default to
// the root folder.
// On Windows we remove the drive letter and convert the path delimiter to "\".
// Paths that begin with os.PathSeparator are considered absolute even on Windows.
func NormalizeWorkdir(current, wd string, inputOS string) (string, error) {
if inputOS == "" {
inputOS = "linux"
}
wd, err := NormalizePath(current, wd, inputOS, false)
if err != nil {
return "", errors.Wrap(err, "normalizing working directory")
}
// Make sure we use the platform specific path separator. HCS does not like forward
// slashes in CWD.
return fromSlash(wd, inputOS), nil
}
// IsAbs returns a boolean value indicating whether or not the path
// is absolute. On Linux, this is just a wrapper for filepath.IsAbs().
// On Windows, we strip away the drive letter (if any), clean the path,
// and check whether or not the path starts with a filepath.Separator.
// This function is meant to check if a path is absolute, in the context
// of a COPY, ADD or WORKDIR, which have their root set in the mount point
// of the writable layer we are mutating. The filepath.IsAbs() function on
// Windows will not work in these scenatios, as it will return true for paths
// that:
// - Begin with drive letter (DOS style paths)
// - Are volume paths \\?\Volume{UUID}
// - Are UNC paths
func IsAbs(pth, inputOS string) bool {
if inputOS == "" {
inputOS = "linux"
}
cleanedPath, err := CheckSystemDriveAndRemoveDriveLetter(pth, inputOS)
if err != nil {
return false
}
cleanedPath = toSlash(cleanedPath, inputOS)
// We stripped any potential drive letter and converted any backslashes to
// forward slashes. We can safely use path.IsAbs() for both Windows and Linux.
return path.IsAbs(cleanedPath)
}
// CheckSystemDriveAndRemoveDriveLetter verifies and manipulates a Windows path.
// For linux, this is a no-op.
//
// This is used, for example, when validating a user provided path in docker cp.
// If a drive letter is supplied, it must be the system drive. The drive letter
// is always removed. It also converts any backslash to forward slash. The conversion
// to OS specific separator should happen as late as possible (ie: before passing the
// value to the function that will actually use it). Paths are parsed and code paths are
// triggered starting with the client and all the way down to calling into the runtime
// environment. The client may run on a foreign OS from the one the build will be triggered
// (Windows clients connecting to Linux or vice versa).
// Keeping the file separator consistent until the last moment is desirable.
//
// We need the Windows path without the drive letter so that it can ultimately be concatenated with
// a Windows long-path which doesn't support drive-letters. Examples:
// C: --> Fail
// C:somepath --> somepath // This is a relative path to the CWD set for that drive letter
// C:\ --> \
// a --> a
// /a --> \a
// d:\ --> Fail
//
// UNC paths can refer to multiple types of paths. From local filesystem paths,
// to remote filesystems like SMB or named pipes.
// There is no sane way to support this without adding a lot of complexity
// which I am not sure is worth it.
// \\.\C$\a --> Fail
func CheckSystemDriveAndRemoveDriveLetter(path string, inputOS string) (string, error) {
if inputOS == "" {
inputOS = "linux"
}
if inputOS != "windows" {
return path, nil
}
if len(path) == 2 && string(path[1]) == ":" {
return "", errors.Errorf("No relative path specified in %q", path)
}
// UNC paths should error out
if len(path) >= 2 && toSlash(path[:2], inputOS) == "//" {
return "", errors.Errorf("UNC paths are not supported")
}
parts := strings.SplitN(path, ":", 2)
// Path does not have a drive letter. Just return it.
if len(parts) < 2 {
return toSlash(filepath.Clean(path), inputOS), nil
}
// We expect all paths to be in C:
if !strings.EqualFold(parts[0], "c") {
return "", errors.New("The specified path is not on the system drive (C:)")
}
// A path of the form F:somepath, is a path that is relative CWD set for a particular
// drive letter. See:
// https://learn.microsoft.com/en-us/windows/win32/fileio/naming-a-file#fully-qualified-vs-relative-paths
//
// C:\>mkdir F:somepath
// C:\>dir F:\
// Volume in drive F is New Volume
// Volume Serial Number is 86E5-AB64
//
// Directory of F:\
//
// 11/27/2022 02:22 PM <DIR> somepath
// 0 File(s) 0 bytes
// 1 Dir(s) 1,052,876,800 bytes free
//
// We must return the second element of the split path, as is, without attempting to convert
// it to an absolute path. We have no knowledge of the CWD; that is treated elsewhere.
return toSlash(filepath.Clean(parts[1]), inputOS), nil
}

10
vendor/github.com/moby/buildkit/util/system/path_unix.go generated vendored
View File

@ -1,10 +0,0 @@
//go:build !windows
// +build !windows
package system
// CheckSystemDriveAndRemoveDriveLetter verifies that a path, if it includes a drive letter,
// is the system drive. This is a no-op on Linux.
func CheckSystemDriveAndRemoveDriveLetter(path string) (string, error) {
return path, nil
}

35
vendor/github.com/moby/buildkit/util/system/path_windows.go generated vendored
View File

@ -1,35 +0,0 @@
//go:build windows
// +build windows
package system
import (
"path/filepath"
"strings"
"github.com/pkg/errors"
)
// CheckSystemDriveAndRemoveDriveLetter verifies and manipulates a Windows path.
// This is used, for example, when validating a user provided path in docker cp.
// If a drive letter is supplied, it must be the system drive. The drive letter
// is always removed. Also, it translates it to OS semantics (IOW / to \). We
// need the path in this syntax so that it can ultimately be contatenated with
// a Windows long-path which doesn't support drive-letters. Examples:
// C: --> Fail
// C:\ --> \
// a --> a
// /a --> \a
// d:\ --> Fail
func CheckSystemDriveAndRemoveDriveLetter(path string) (string, error) {
if len(path) == 2 && string(path[1]) == ":" {
return "", errors.Errorf("No relative path specified in %q", path)
}
if !filepath.IsAbs(path) || len(path) < 2 {
return filepath.FromSlash(path), nil
}
if string(path[1]) == ":" && !strings.EqualFold(string(path[0]), "c") {
return "", errors.New("The specified path is not on the system drive (C:)")
}
return filepath.FromSlash(path[2:]), nil
}

5
vendor/modules.txt vendored
View File

@ -147,7 +147,7 @@ github.com/compose-spec/compose-go/utils
# github.com/containerd/console v1.0.3
## explicit; go 1.13
github.com/containerd/console
# github.com/containerd/containerd v1.7.1
# github.com/containerd/containerd v1.7.2
## explicit; go 1.19
github.com/containerd/containerd/api/services/content/v1
github.com/containerd/containerd/archive/compression
@ -498,7 +498,7 @@ github.com/mitchellh/go-wordwrap
# github.com/mitchellh/mapstructure v1.5.0
## explicit; go 1.14
github.com/mitchellh/mapstructure
# github.com/moby/buildkit v0.11.0-rc3.0.20230530080511-c36941f4a10e
# github.com/moby/buildkit v0.11.0-rc3.0.20230609092854-67a08623b95a
## explicit; go 1.20
github.com/moby/buildkit/api/services/control
github.com/moby/buildkit/api/types
@ -513,6 +513,7 @@ github.com/moby/buildkit/client/ociindex
github.com/moby/buildkit/cmd/buildkitd/config
github.com/moby/buildkit/exporter/containerimage/exptypes
github.com/moby/buildkit/exporter/containerimage/image
github.com/moby/buildkit/exporter/exptypes
github.com/moby/buildkit/frontend/attestations
github.com/moby/buildkit/frontend/dockerfile/dockerignore
github.com/moby/buildkit/frontend/dockerui