vendor: update buildkit to v0.8

Signed-off-by: Tonis Tiigi <tonistiigi@gmail.com>

vendor/github.com/tonistiigi/fsutil/.travis.yml

@@ -1,27 +0,0 @@
-dist: bionic
-sudo: required
-
-services:
-  - docker
-
-install:
-  - curl -fsSL https://download.docker.com/linux/static/stable/x86_64/docker-19.03.12.tgz | sudo tar xzv --strip-components=1 -C /usr/local/bin docker/docker
-  - sudo mkdir -p /usr/local/lib/docker/cli-plugins
-  - curl -fsSL  https://github.com/docker/buildx/releases/download/v0.4.1/buildx-v0.4.1.linux-amd64 | sudo tee /usr/local/lib/docker/cli-plugins/docker-buildx > /dev/null
-  - sudo chmod +x /usr/local/lib/docker/cli-plugins/docker-buildx
-  - docker buildx create --use
-  - docker buildx inspect --bootstrap
-  - docker buildx install
-
-env:
-  - GO_VERSION=1.13
-  - GO_VERSION=1.14
-
-script:
-  - docker build --progress=plain --build-arg=GO_VERSION .
-  - docker build --progress=plain --build-arg=GO_VERSION --target=test .
-  - docker build --progress=plain --build-arg=GO_VERSION --target=test-noroot .
-  - ./hack/validate-gomod
-  - ./hack/lint
-  - ./hack/validate-shfmt
-  - docker build --progress=plain --build-arg=GO_VERSION --platform=linux/arm64,darwin/amd64,windows/amd64,linux/arm,linux/arm64 .

vendor/github.com/tonistiigi/fsutil/docker-bake.hcl

@@ -0,0 +1,58 @@
+variable "GO_VERSION" {
+  default = "1.13"
+}
+
+group "default" {
+  targets = ["build"]
+}
+
+target "build" {
+  args = {
+    GO_VERSION = "${GO_VERSION}"
+  }
+}
+
+group "test" {
+  targets = ["test-root", "test-noroot"]
+}
+
+target "test-root" {
+  inherits = ["build"]
+  target = "test"
+}
+
+target "test-noroot" {
+  inherits = ["build"]
+  target = "test-noroot"
+}
+
+target "lint" {
+  dockerfile = "./hack/dockerfiles/lint.Dockerfile"
+}
+
+target "validate-gomod" {
+  dockerfile = "./hack/dockerfiles/gomod.Dockerfile"
+  target = "validate"
+}
+
+target "gomod" {
+  inherits = ["validate-gomod"]
+  output = ["."]
+  target = "update"
+}
+
+target "validate-shfmt" {
+  dockerfile = "./hack/dockerfiles/shfmt.Dockerfile"
+  target = "validate"
+}
+
+target "shfmt" {
+  inherits = ["validate-shfmt"]
+  output = ["."]
+  target = "update"
+}
+
+target "cross" {
+  inherits = ["build"]
+  platforms = ["linux/amd64", "linux/arm64", "linux/arm", "linux/ppc64le", "linux/s390x"]
+}

vendor/github.com/tonistiigi/fsutil/go.mod

@@ -9,12 +9,12 @@ require (
 	github.com/gogo/protobuf v1.3.1
 	github.com/moby/sys/mount v0.1.0 // indirect
 	github.com/moby/sys/mountinfo v0.1.3 // indirect
-	github.com/opencontainers/go-digest v1.0.0-rc1
+	github.com/opencontainers/go-digest v1.0.0
 	github.com/opencontainers/image-spec v1.0.1 // indirect
 	github.com/opencontainers/runc v1.0.0-rc10 // indirect
 	github.com/pkg/errors v0.9.1
 	github.com/stretchr/testify v1.5.1
 	golang.org/x/sync v0.0.0-20190423024810-112230192c58
-	golang.org/x/sys v0.0.0-20200223170610-d5e6a3e2c0ae
+	golang.org/x/sys v0.0.0-20200917073148-efd3b9a0ff20
 	gotest.tools/v3 v3.0.2 // indirect
 )

vendor/github.com/tonistiigi/fsutil/go.sum

@@ -53,8 +53,8 @@ github.com/moby/sys/mountinfo v0.1.0/go.mod h1:w2t2Avltqx8vE7gX5l+QiBKxODu2TX0+S
 github.com/moby/sys/mountinfo v0.1.3 h1:KIrhRO14+AkwKvG/g2yIpNMOUVZ02xNhOw8KY1WsLOI=
 github.com/moby/sys/mountinfo v0.1.3/go.mod h1:w2t2Avltqx8vE7gX5l+QiBKxODu2TX0+Syr3h52Tw4o=
 github.com/opencontainers/go-digest v0.0.0-20180430190053-c9281466c8b2/go.mod h1:cMLVZDEM3+U2I4VmLI6N8jQYUd2OVphdqWwCJHrFt2s=
-github.com/opencontainers/go-digest v1.0.0-rc1 h1:WzifXhOVOEOuFYOJAW6aQqW0TooG2iki3E3Ii+WN7gQ=
-github.com/opencontainers/go-digest v1.0.0-rc1/go.mod h1:cMLVZDEM3+U2I4VmLI6N8jQYUd2OVphdqWwCJHrFt2s=
+github.com/opencontainers/go-digest v1.0.0 h1:apOUWs51W5PlhuyGyz9FCeeBIOUDA/6nW8Oi/yOhh5U=
+github.com/opencontainers/go-digest v1.0.0/go.mod h1:0JzlMkj0TRzQZfJkVvzbP0HBR3IKzErnv2BNG4W4MAM=
 github.com/opencontainers/image-spec v1.0.1 h1:JMemWkRwHx4Zj+fVxWoMCFm/8sYGGrUVojFA6h/TRcI=
 github.com/opencontainers/image-spec v1.0.1/go.mod h1:BtxoFyWECRxE4U/7sNtV5W15zMzWCbyJoFRP3s7yZA0=
 github.com/opencontainers/runc v0.0.0-20190115041553-12f6a991201f/go.mod h1:qT5XzbpPznkRYVz/mWwUaVBUv2rmF59PVA73FjuZG0U=
@@ -109,6 +109,8 @@ golang.org/x/sys v0.0.0-20190916202348-b4ddaad3f8a3 h1:7TYNF4UdlohbFwpNH04CoPMp1
 golang.org/x/sys v0.0.0-20190916202348-b4ddaad3f8a3/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200223170610-d5e6a3e2c0ae h1:/WDfKMnPU+m5M4xB+6x4kaepxRw6jWvR5iDRdvjHgy8=
 golang.org/x/sys v0.0.0-20200223170610-d5e6a3e2c0ae/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20200917073148-efd3b9a0ff20 h1:4X356008q5SA3YXu8PiRap39KFmy4Lf6sGlceJKZQsU=
+golang.org/x/sys v0.0.0-20200917073148-efd3b9a0ff20/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/text v0.3.0 h1:g61tztE5qeGQ89tm6NTjjM9VPIm088od1l6aSorWRWg=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=