ci: Modify Firecracker to install from repository

Instead of installing firecracker, runtime, and all the other Kata
components from the tar, this will change to install from the sources.

Fixes #1091

Signed-off-by: Gabriela Cervantes <gabriela.cervantes.tellez@intel.com>

.ci/install_firecracker.sh

@@ -11,6 +11,7 @@ set -o pipefail
 cidir=$(dirname "$0")
 arch=$("${cidir}"/kata-arch.sh -d)
 source "${cidir}/lib.sh"
+KATA_DEV_MODE="${KATA_DEV_MODE:-false}"
 
 if [ "$arch" != "x86_64" ]; then
 	die "Static binaries for Firecracker only available with x86_64."
@@ -26,17 +27,23 @@ if [ "$docker_version" != "18.06" ]; then
 	die "Firecracker hypervisor only works with docker 18.06"
 fi
 
-# This is the initial release of Kata
-# Containers that introduces support for
-# the Firecracker hypervisor
-release_version="1.5.0-rc2"
-file_name="kata-fc-static-${release_version}-${arch}.tar.gz"
-url="https://github.com/kata-containers/runtime/releases/download/${release_version}/${file_name}"
-echo "Get static binaries from release version ${release_version}"
-curl -OL ${url}
+# Get url for firecracker from runtime/versions.yaml
+firecracker_repo=$(get_version "assets.hypervisor.firecracker.url")
+[ -n "$firecracker_repo" ] || die "failed to get firecracker repo"
+firecracker_repo=${firecracker_repo/https:\/\//}
 
-echo "Decompress binaries from release version ${release_version}"
-sudo tar -xvf ${file_name} -C /
+# Get version for firecracker from runtime/versions.yaml
+firecracker_version=$(get_version "assets.hypervisor.firecracker.version")
+[ -n "$firecracker_version" ] || die "failed to get firecracker version"
+
+# Get firecracker
+go get -d ${firecracker_repo} || true
+# Checkout to specific version
+pushd "${GOPATH}/src/${firecracker_repo}"
+git checkout tags/${firecracker_version}
+./tools/devtool --unattended build --release -- --features vsock
+sudo mv ${GOPATH}/src/${firecracker_repo}/build/release/firecracker /usr/bin/
+popd
 
 echo "Install and configure docker"
 docker_configuration_path="/etc/docker"
@@ -51,10 +58,7 @@ docker_configuration_file=$docker_configuration_path/daemon.json
 # is required
 driver="devicemapper"
 
-# From decompressing the tarball, all the files are placed within
-# /opt/kata. The runtime configuration is expected to land at
-# /opt/kata/share/defaults/kata-containers/configuration.toml
-path="/opt/kata/bin/kata-runtime"
+path="/usr/local/bin/kata-runtime"
 
 if [ -f $docker_configuration_file ]; then
 	# Check devicemapper flag
@@ -85,8 +89,3 @@ check_vsock=$(sudo modprobe vhost_vsock)
 if [ $? != 0 ]; then
 	die "vsock is not supported on your host system"
 fi
-
-# FIXME - we need to create a symbolic link for kata-runtime
-# in order that kata-runtime kata-env works
-# https://github.com/kata-containers/runtime/issues/1144
-sudo ln -s /opt/kata/bin/kata-runtime /usr/local/bin/

.ci/install_kata.sh

@@ -12,15 +12,21 @@ set -o pipefail
 cidir=$(dirname "$0")
 source /etc/os-release || source /usr/lib/os-release
 source "${cidir}/lib.sh"
+KATA_HYPERVISOR="${KATA_HYPERVISOR:-qemu}"
 
 echo "Install kata-containers image"
 "${cidir}/install_kata_image.sh"
 
 echo "Install Kata Containers Kernel"
 "${cidir}/install_kata_kernel.sh"
 
-echo "Install Qemu"
-"${cidir}/install_qemu.sh"
+if [ "$KATA_HYPERVISOR" == "firecracker" ]; then
+	echo "Install Firecracker"
+	"${cidir}/install_firecracker.sh"
+else
+	echo "Install Qemu"
+	"${cidir}/install_qemu.sh"
+fi
 
 echo "Install shim"
 "${cidir}/install_shim.sh"

.ci/install_runtime.sh

@@ -11,6 +11,7 @@ cidir=$(dirname "$0")
 
 source "${cidir}/lib.sh"
 source /etc/os-release || source /usr/lib/os-release
+KATA_HYPERVISOR="${KATA_HYPERVISOR:-qemu}"
 
 # Modify the runtimes build-time defaults
 
@@ -77,7 +78,11 @@ if [ "$USE_VSOCK" == "yes" ]; then
 	fi
 fi
 
-echo "Add runtime as a new/default Docker runtime. Docker version \"$(docker --version)\" could change according to updates."
-docker_options="-D --add-runtime kata-runtime=/usr/local/bin/kata-runtime"
-echo "Add kata-runtime as a new/default Docker runtime."
-"${cidir}/../cmd/container-manager/manage_ctr_mgr.sh" docker configure -r kata-runtime -f
+if [ "$KATA_HYPERVISOR" == "qemu" ]; then
+	echo "Add runtime as a new/default Docker runtime. Docker version \"$(docker --version)\" could change according to updates."
+	docker_options="-D --add-runtime kata-runtime=/usr/local/bin/kata-runtime"
+	echo "Add kata-runtime as a new/default Docker runtime."
+	"${cidir}/../cmd/container-manager/manage_ctr_mgr.sh" docker configure -r kata-runtime -f
+else
+	echo "Kata runtime will not set as a default in Docker"
+fi

.ci/setup.sh

@@ -84,11 +84,6 @@ install_kata() {
 	fi
 }
 
-install_firecracker() {
-	echo "Install Firecracker"
-	bash -f ${cidir}/install_firecracker.sh
-}
-
 install_extra_tools() {
 	echo "Install CNI plugins"
 	bash -f "${cidir}/install_cni_plugins.sh"
@@ -121,6 +116,13 @@ install_extra_tools() {
 		echo "Openshift not installed"
 }
 
+modify_firecracker_configuration_toml() {
+	runtime_path="/usr/share/defaults/kata-containers"
+	echo "Enable firecracker configuration.toml"
+	mv ${runtime_path}/configuration-fc.toml ${runtime_path}/configuration.toml
+	sudo systemctl daemon-reload
+}
+
 main() {
 	check_gopath
 	setup_distro_env
@@ -132,6 +134,9 @@ main() {
 		install_kata
 	fi
 	install_extra_tools
+	if [ "$KATA_HYPERVISOR" == "firecracker" ]; then
+		modify_firecracker_configuration_toml
+	fi
 	echo "Disable systemd-journald rate limit"
 	sudo crudini --set /etc/systemd/journald.conf Journal RateLimitInterval 0s
 	sudo crudini --set /etc/systemd/journald.conf Journal RateLimitBurst 0