Fix default installer to make local cluster pull images from docker proxy

This change also reverts previous commit bc5422cf9fd9d21d7028d445fe1982080101611a.

Change-Id: Ia72ce8677a8ebe15f15e6f79d8b158654393f93a
Signed-off-by: garciadeblas <gerardo.garciadeblas@telefonica.com>
diff --git a/installers/install_docker_ce.sh b/installers/install_docker_ce.sh
index 7a15d63..64c23c2 100755
--- a/installers/install_docker_ce.sh
+++ b/installers/install_docker_ce.sh
@@ -89,6 +89,14 @@
         sudo service docker restart
         echo "... restarted Docker service again"
     fi
+
+    echo "Configuring containerd"
+    sudo mv /etc/containerd/config.toml /etc/containerd/config.toml.orig 2>/dev/null
+    sudo bash -c "containerd config default > /etc/containerd/config.toml"
+    sudo sed -i "s#\[plugins.\"io.containerd.grpc.v1.cri\".registry.mirrors\]#\[plugins.\"io.containerd.grpc.v1.cri\".registry.mirrors\]\n        \[plugins.\"io.containerd.grpc.v1.cri\".registry.mirrors.\"docker.io\"\]\n          endpoint = \[\"${DOCKER_PROXY_URL}\"\]\n        \[plugins.\"io.containerd.grpc.v1.cri\".registry.mirrors.\"registry.hub.docker.com\"]\n          endpoint = \[\"${DOCKER_PROXY_URL}\"]#" /etc/containerd/config.toml
+    sudo diff /etc/containerd/config.toml.orig /etc/containerd/config.toml
+    sudo service containerd restart
+
     [ -z "${DEBUG_INSTALL}" ] || ! echo "File: /etc/docker/daemon.json" || cat /etc/docker/daemon.json
     sg docker -c "docker version" || FATAL "Docker installation failed"
     echo "... Docker CE installation done"