Rework download role

roles/download/defaults/main.yml

@@ -1,15 +1,42 @@
 ---
-etcd_version: v2.2.2
+local_release_dir: /tmp
+
 flannel_version: 0.5.5
-
-kube_version: v1.1.3
-kubectl_checksum: "01b9bea18061a27b1cf30e34fd8ab45cfc096c9a9d57d0ed21072abb40dd3d1d"
-kubelet_checksum: "62191c66f2d670dd52ddf1d88ef81048977abf1ffaa95ee6333299447eb6a482"
-kube_download_url: "https://storage.googleapis.com/kubernetes-release/release/{{ kube_version }}/bin/linux/amd64"
-
 calico_version: v0.13.0
 calico_plugin_version: v0.7.0
+kube_version: v1.1.3
+
+kubectl_checksum: "01b9bea18061a27b1cf30e34fd8ab45cfc096c9a9d57d0ed21072abb40dd3d1d"
+kubelet_checksum: "62191c66f2d670dd52ddf1d88ef81048977abf1ffaa95ee6333299447eb6a482"
+
+kube_download_url: "https://storage.googleapis.com/kubernetes-release/release/{{ kube_version }}/bin/linux/amd64"
+
+flannel_download_url: "https://github.com/coreos/flannel/releases/download/v{{ flannel_version }}/flannel-{{ flannel_version }}-linux-amd64.tar.gz"
+
+calico_download_url: "https://github.com/Metaswitch/calico-docker/releases/download/{{calico_version}}/calicoctl"
 
-flannel_download_url: "https://github.com/coreos/flannel/releases/download"
-calico_download_url: "https://github.com/Metaswitch/calico-docker/releases/download"
 calico_plugin_download_url: "https://github.com/projectcalico/calico-kubernetes/releases/download/{{calico_plugin_version}}/calico_kubernetes"
+
+downloads:
+  - name: calico
+    dest: calico/bin/calicoctl
+    url: "{{calico_download_url}}"
+
+  - name: calico-plugin
+    dest: calico/bin/calico
+    url: "{{calico_plugin_download_url}}"
+
+  - name: flannel
+    dest: flannel/flannel-{{ flannel_version }}-linux-amd64.tar.gz
+    url: "{{flannel_download_url}}"
+    unarchive: yes
+
+  - name: kubernetes-kubelet
+    dest: kubernetes/bin/kubelet
+    sha256: "{{kubelet_checksum}}"
+    url: "{{ kube_download_url }}/kubelet"
+
+  - name: kubernetes-kubectl
+    dest: kubernetes/bin/kubectl
+    sha256: "{{kubectl_checksum}}"
+    url: "{{ kube_download_url }}/kubectl"