Fix idempotency/recurrence of download and preinstall

* Don't push containers if not changed
* Do preinstall role only once and redistribute defaults to
  corresponding roles

Signed-off-by: Bogdan Dobrelya <bdobrelia@mirantis.com>

roles/kubernetes/master/defaults/main.yml

@@ -10,3 +10,21 @@ kube_users_dir: "{{ kube_config_dir }}/users"
 # An experimental dev/test only dynamic volumes provisioner,
 # for PetSets. Works for kube>=v1.3 only.
 kube_hostpath_dynamic_provisioner: "false"
+
+# This is where you can drop yaml/json files and the kubelet will run those
+# pods on startup
+kube_manifest_dir: "{{ kube_config_dir }}/manifests"
+
+# This directory is where all the additional config stuff goes
+# the kubernetes normally puts in /srv/kubernets.
+# This puts them in a sane location.
+# Editting this value will almost surely break something. Don't
+# change it. Things like the systemd scripts are hard coded to
+# look in here. Don't do it.
+kube_config_dir: /etc/kubernetes
+
+# change to 0.0.0.0 to enable insecure access from anywhere (not recommended)
+kube_apiserver_insecure_bind_address: 127.0.0.1
+
+# Logging directory (sysvinit systems)
+kube_log_dir: "/var/log/kubernetes"

roles/kubernetes/node/defaults/main.yml

@@ -1,6 +1,13 @@
 # This is where all the cert scripts and certs will be located
 kube_cert_dir: "{{ kube_config_dir }}/ssl"
 
+# change to 0.0.0.0 to enable insecure access from anywhere (not recommended)
+kube_apiserver_insecure_bind_address: 127.0.0.1
+
+# This is where you can drop yaml/json files and the kubelet will run those
+# pods on startup
+kube_manifest_dir: "{{ kube_config_dir }}/manifests"
+
 dns_domain: "{{ cluster_name }}"
 
 # resolv.conf to base dns config
@@ -15,5 +22,16 @@ kube_proxy_masquerade_all: true
 #   - extensions/v1beta1/daemonsets=true
 #   - extensions/v1beta1/deployments=true
 
+# Logging directory (sysvinit systems)
+kube_log_dir: "/var/log/kubernetes"
+
+# This directory is where all the additional config stuff goes
+# the kubernetes normally puts in /srv/kubernets.
+# This puts them in a sane location.
+# Editting this value will almost surely break something. Don't
+# change it. Things like the systemd scripts are hard coded to
+# look in here. Don't do it.
+kube_config_dir: /etc/kubernetes
+
 nginx_image_repo: nginx
 nginx_image_tag: 1.11.4-alpine

roles/kubernetes/preinstall/defaults/main.yml

@@ -23,9 +23,6 @@ kube_manifest_dir: "{{ kube_config_dir }}/manifests"
 
 epel_rpm_download_url: "https://dl.fedoraproject.org/pub/epel/epel-release-latest-7.noarch.rpm"
 
-# change to 0.0.0.0 to enable insecure access from anywhere (not recommended)
-kube_apiserver_insecure_bind_address: 127.0.0.1
-
 common_required_pkgs:
   - python-httplib2
   - openssl

roles/kubernetes/secrets/defaults/main.yml

@@ -6,3 +6,16 @@ kube_token_dir: "{{ kube_config_dir }}/tokens"
 
 # This is where to save basic auth file
 kube_users_dir: "{{ kube_config_dir }}/users"
+
+# This directory is where all the additional config stuff goes
+# the kubernetes normally puts in /srv/kubernets.
+# This puts them in a sane location.
+# Editting this value will almost surely break something. Don't
+# change it. Things like the systemd scripts are hard coded to
+# look in here. Don't do it.
+kube_config_dir: /etc/kubernetes
+
+# This directory is where all the additional scripts go
+# that Kubernetes normally puts in /srv/kubernetes.
+# This puts them in a sane location
+kube_script_dir: "{{ bin_dir }}/kubernetes-scripts"