new vendoring

Signed-off-by: Antonio Murdaca <runcom@redhat.com>

hack/.vendor-helpers.sh

@@ -0,0 +1,115 @@
+#!/usr/bin/env bash
+
+PROJECT=github.com/kubernetes-incubator/ocid
+
+# Downloads dependencies into vendor/ directory
+mkdir -p vendor
+
+original_GOPATH=$GOPATH
+export GOPATH="${PWD}/vendor:$GOPATH"
+
+find="/usr/bin/find"
+
+clone() {
+	local delete_vendor=true
+	if [ "x$1" = x--keep-vendor ]; then
+		delete_vendor=false
+		shift
+	fi
+
+	local vcs="$1"
+	local pkg="$2"
+	local rev="$3"
+	local url="$4"
+
+	: ${url:=https://$pkg}
+	local target="vendor/src/$pkg"
+
+	echo -n "$pkg @ $rev: "
+
+	if [ -d "$target" ]; then
+		echo -n 'rm old, '
+		rm -rf "$target"
+	fi
+
+	echo -n 'clone, '
+	case "$vcs" in
+		git)
+			git clone --quiet --no-checkout "$url" "$target"
+			( cd "$target" && git checkout --quiet "$rev" && git reset --quiet --hard "$rev" -- )
+			;;
+		hg)
+			hg clone --quiet --updaterev "$rev" "$url" "$target"
+			;;
+	esac
+
+	echo -n 'rm VCS, '
+	( cd "$target" && rm -rf .{git,hg} )
+
+	if $delete_vendor; then
+		echo -n 'rm vendor, '
+		( cd "$target" && rm -rf vendor Godeps/_workspace )
+	fi
+
+	echo done
+}
+
+clean() {
+	# If $GOPATH starts with ./vendor, (go list) shows the short-form import paths for packages inside ./vendor.
+	# So, reset GOPATH to the external value (without ./vendor), so that the grep -v works.
+	local packages=($(GOPATH=$original_GOPATH go list -e ./... | grep -v "^${PROJECT}/vendor"))
+	local platforms=( linux/amd64 linux/386 )
+
+	local buildTags=(  )
+
+	echo
+
+	echo -n 'collecting import graph, '
+	local IFS=$'\n'
+	local imports=( $(
+		for platform in "${platforms[@]}"; do
+			export GOOS="${platform%/*}";
+			export GOARCH="${platform##*/}";
+			go list -e -tags "$buildTags" -f '{{join .Deps "\n"}}' "${packages[@]}"
+			go list -e -tags "$buildTags" -f '{{join .TestImports "\n"}}' "${packages[@]}"
+		done | grep -vE "^${PROJECT}" | sort -u
+	) )
+	# .TestImports does not include indirect dependencies, so do one more iteration.
+	imports+=( $(
+		go list -e -f '{{join .Deps "\n"}}' "${imports[@]}" | grep -vE "^${PROJECT}" | sort -u
+	) )
+	imports=( $(go list -e -f '{{if not .Standard}}{{.ImportPath}}{{end}}' "${imports[@]}") )
+	unset IFS
+
+	echo -n 'pruning unused packages, '
+	findArgs=(
+		# This directory contains only .c and .h files which are necessary
+		# -path vendor/src/github.com/mattn/go-sqlite3/code
+	)
+	for import in "${imports[@]}"; do
+		[ "${#findArgs[@]}" -eq 0 ] || findArgs+=( -or )
+		findArgs+=( -path "vendor/src/$import" )
+	done
+	local IFS=$'\n'
+	local prune=( $($find vendor -depth -type d -not '(' "${findArgs[@]}" ')') )
+	unset IFS
+	for dir in "${prune[@]}"; do
+		$find "$dir" -maxdepth 1 -not -type d -not -name 'LICENSE*' -not -name 'COPYING*' -exec rm -v -f '{}' ';'
+		rmdir "$dir" 2>/dev/null || true
+	done
+
+	echo -n 'pruning unused files, '
+	$find vendor -type f -name '*_test.go' -exec rm -v '{}' ';'
+
+	echo done
+}
+
+# Fix up hard-coded imports that refer to Godeps paths so they'll work with our vendoring
+fix_rewritten_imports () {
+       local pkg="$1"
+       local remove="${pkg}/Godeps/_workspace/src/"
+       local target="vendor/src/$pkg"
+
+       echo "$pkg: fixing rewritten imports"
+       $find "$target" -name \*.go -exec sed -i -e "s|\"${remove}|\"|g" {} \;
+}

hack/vendor.sh

@@ -0,0 +1,64 @@
+#!/usr/bin/env bash
+set -e
+
+# this script is used to update vendored dependencies
+#
+# Usage:
+# vendor.sh revendor all dependencies
+# vendor.sh github.com/docker/engine-api revendor only the engine-api dependency.
+# vendor.sh github.com/docker/engine-api v0.3.3 vendor only engine-api at the specified tag/commit.
+# vendor.sh git github.com/docker/engine-api v0.3.3 is the same but specifies the VCS for cases where the VCS is something else than git
+# vendor.sh git golang.org/x/sys eb2c74142fd19a79b3f237334c7384d5167b1b46 https://github.com/golang/sys.git vendor only golang.org/x/sys downloading from the specified URL
+
+cd "$(dirname "$BASH_SOURCE")/.."
+source 'hack/.vendor-helpers.sh'
+
+case $# in
+0)
+	rm -rf vendor/
+	;;
+# If user passed arguments to the script
+1)
+	path="$PWD/hack/vendor.sh"
+	if ! cloneGrep="$(grep -E "^clone [^ ]+ $1" "$path")"; then
+		echo >&2 "error: failed to find 'clone ... $1' in $path"
+		exit 1
+	fi
+	eval "$cloneGrep"
+	clean
+	exit 0
+	;;
+2)
+	rm -rf "vendor/src/$1"
+	clone git "$1" "$2"
+	clean
+	exit 0
+	;;
+[34])
+	rm -rf "vendor/src/$2"
+	clone "$@"
+	clean
+	exit 0
+	;;
+*)
+	>&2 echo "error: unexpected parameters"
+	exit 1
+	;;
+esac
+
+clone git github.com/Sirupsen/logrus v0.10.0
+clone git github.com/containers/image f6f11ab5cf8b1e70ef4aa3f8b6fdb4b671d16abd
+clone git golang.org/x/net 991d3e32f76f19ee6d9caadb3a22eae8d23315f7 https://github.com/golang/net.git
+clone git github.com/docker/docker master
+clone git github.com/urfave/cli v1.18.1
+clone git github.com/opencontainers/runtime-tools master
+clone git github.com/tchap/go-patricia v2.2.6
+clone git github.com/rajatchopra/ocicni master
+clone git github.com/containernetworking/cni master
+clone git github.com/kubernetes/kubernetes ff3ca3d616518087dc20180f69bb4038379f1028
+clone git google.golang.org/grpc v1.0.1-GA https://github.com/grpc/grpc-go.git
+clone git github.com/opencontainers/runtime-spec bb6925ea99f0e366a3f7d1c975f6577475ca25f0
+
+clean
+
+mv vendor/src/* vendor/