Use systemd units in tar.

Signed-off-by: Lantao Liu <lantaol@google.com>

contrib/ansible/tasks/binaries.yaml

@@ -38,11 +38,15 @@
   with_items:
     - runc
 
-- name: "Copy containerd systemd service unit"
-  template: src=../../systemd-units/containerd.service dest=/etc/systemd/system/containerd.service
-
-- name: "Copy cri-containerd systemd service unit"
-  template: src=../../systemd-units/cri-containerd.service dest=/etc/systemd/system/cri-containerd.service
+- name: "Copy systemd service units"
+  copy:
+    src: "{{ cri_release_directory }}etc/systemd/system/{{ item }}"
+    dest: "/etc/systemd/system/{{ item }}"
+    mode: 0644
+    remote_src: yes
+  with_items:
+    - containerd.service
+    - cri-containerd.service
 
 - name: "Create a directory for cni binary"
   file: path={{ cni_bin_dir }} state=directory

contrib/ansible/vars/vars.yaml

@@ -1,6 +1,6 @@
 ---
 # TODO update official versions once they are available
-cri_containerd_release_version: 0.1.0-234-g55a0887 
+cri_containerd_release_version: 0.1.0-247-g10df5f7
 cri_release_directory: /opt/cri-containerd/
 local_bin_dir: /usr/local/bin/
 local_sbin_dir: /usr/local/sbin/