CORD-1151
Make cord_dir and cord_profile_dir local to config node
use head_* and config_* prefixes to avoid hardcoding paths
config-side ssh key generation+
fix frontend & mock builds
[build] group in inventory
fix inventory strangeness
raise privs when creating ssh_pki_dir
move admin-openrc.sh.j2 to cord-profile
add copy-cord-playbook.yml, clarify where it runs
fix paths for head_cord_profile_dir with mock/frontend
use /opt/cord_profile/admin-openrc.sh rather than ~/admin-openrc.sh
install pki
make comment in do-enlist-compute-node accurate, set correct interface
remove hardcoded credential path
logging and ssh key fixes

Change-Id: Ie7560c911dce1558e09806c9997884dfbd475e9c
diff --git a/roles/exampleservice-config/tasks/main.yml b/roles/exampleservice-config/tasks/main.yml
index dc21c17..c07838c 100644
--- a/roles/exampleservice-config/tasks/main.yml
+++ b/roles/exampleservice-config/tasks/main.yml
@@ -6,7 +6,7 @@
     remote_src: True # file is local to the remote machine
     force: False # only copy if destination file doesn't exist
     src: "/dev/null"
-    dest: "{{ cord_profile_dir }}/key_import/{{ item }}"
+    dest: "{{ head_cord_profile_dir }}/key_import/{{ item }}"
     mode: 0600
   with_items:
     - exampleservice_rsa
@@ -14,16 +14,16 @@
 
 - name: Copy exampleservice onboarding TOSCA files to cord_profile
   copy:
-    src: "{{ cord_dir }}/orchestration/xos_services/exampleservice/xos/exampleservice-onboard.yaml"
-    dest: "{{ cord_profile_dir }}/exampleservice-onboard.yaml"
+    src: "{{ head_cord_dir }}/orchestration/xos_services/exampleservice/xos/exampleservice-onboard.yaml"
+    dest: "{{ head_cord_profile_dir }}/exampleservice-onboard.yaml"
 
 - name: TOSCA to mount exampleservice volume in XOS container
   template:
     src: "xos-exampleservice.yaml.j2"
-    dest: "{{ cord_profile_dir }}/xos-exampleservice.yaml"
+    dest: "{{ head_cord_profile_dir }}/xos-exampleservice.yaml"
 
 - name: TOSCA to create exampleservice test config
   template:
     src: "test-exampleservice.yaml.j2"
-    dest: "{{ cord_profile_dir }}/test-exampleservice.yaml"
+    dest: "{{ head_cord_profile_dir }}/test-exampleservice.yaml"