#!/bin/sh

# When updating RUNC_COMMIT, also update runc in vendor.conf accordingly
# The version of runc should match the version that is used by the containerd
# version that is used. If you need to update runc, open a pull request in
# the containerd project first, and update both after that is merged.
RUNC_COMMIT=dc9208a3303feef5b3839f4323d9beb36df0a9dd # v1.0.0-rc10

install_runc() {
	# If using RHEL7 kernels (3.10.0 el7), disable kmem accounting/limiting
	if uname -r | grep -q '^3\.10\.0.*\.el7\.'; then
		: ${RUNC_NOKMEM='nokmem'}
	fi

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

	echo "Install runc version $RUNC_COMMIT (build tags: $RUNC_BUILDTAGS)"
	git clone https://github.com/opencontainers/runc.git "$GOPATH/src/github.com/opencontainers/runc"
	cd "$GOPATH/src/github.com/opencontainers/runc"
	git checkout -q "$RUNC_COMMIT"
	if [ -z "$1" ]; then
		target=static
	else
		target="$1"
	fi
	make BUILDTAGS="$RUNC_BUILDTAGS" "$target"
	mkdir -p "${PREFIX}"
	cp runc "${PREFIX}/runc"
}