#!/bin/sh

# When updating RUNC_COMMIT, also update runc in vendor.conf accordingly
RUNC_COMMIT=69663f0bd4b60df09991c08812a60108003fa340
RUNC_OVERRIDE_COMMIT=a592beb5bc4c4092b1b1bac971afed27687340c5
RUNC_BUNDLE=/go/src/github.com/docker/docker/git-bundles/CVE-2019-5736.bundle

install_runc() {
	# Do not build with ambient capabilities support
	RUNC_BUILDTAGS="${RUNC_BUILDTAGS:-"seccomp apparmor selinux"}"

	echo "Install runc version $RUNC_COMMIT"
	git clone https://github.com/opencontainers/runc.git "$GOPATH/src/github.com/opencontainers/runc"
	cd "$GOPATH/src/github.com/opencontainers/runc"
	git checkout -q "$RUNC_COMMIT"

	if [ -f "$RUNC_BUNDLE" ];then
		git bundle unbundle "$RUNC_BUNDLE"
		git checkout -q "$RUNC_OVERRIDE_COMMIT"
		if [ "$(git rev-parse HEAD)" != "$RUNC_OVERRIDE_COMMIT" ]; then
			echo "ERROR: Commit with bundle does not match override commit"
			echo "       $(git rev-parse HEAD) != '$RUNC_OVERRIDE_COMMIT'"
			exit 1
		fi
		RUNC_COMMIT=$RUNC_OVERRIDE_COMMIT
	fi

	if [ -z "$1" ]; then
		target=static
	else
		target="$1"
	fi

	OVERRIDE_VERSION="1.0.0-rc5+dev.docker-18.06"
	make BUILDTAGS="$RUNC_BUILDTAGS" COMMIT="$RUNC_COMMIT" VERSION="$OVERRIDE_VERSION" "$target"
	mkdir -p ${PREFIX}
	cp runc ${PREFIX}/docker-runc
}