Prepare operation machine for in-cluster deployment stage

This patch creates an in-cluster inventory based on the dynamic one from
creating OpenStack VMs. It will be used at the next deployment stage.

This patch also adds missing documentation on required software to run
these Ansible playbooks.

Issue-ID: INT-1601
Change-Id: Ibf009a2530de989b1927a7a4a2f328fa61c1dd55
Signed-off-by: Pawel Wieczorek <p.wieczorek2@samsung.com>

6 files changed, 29 insertions, 1 deletions

diff --git a/deployment/noheat/README.rst b/deployment/noheat/README.rst
index 287dc9f9a..f3c7fb8e4 100644
--- a/deployment/noheat/README.rst
+++ b/deployment/noheat/README.rst
@@ -25,6 +25,11 @@ Dependencies
 ~~~~~~~~~~~~
 
 - Ansible: tested on 2.9.9 (using Python 3.5.2)
+    - Collections
+        - community.crypto: tested on 1.3.0
+        - ansible.posix: tested on 1.1.1
+    - Roles
+        - geerlingguy.ansible: tested on 2.1.0
 - openstacksdk_: tested on 0.46.0 (using Python 3.5.2)
 
 .. _openstacksdk: https://pypi.org/project/openstacksdk
diff --git a/deployment/noheat/infra-openstack/README.rst b/deployment/noheat/infra-openstack/README.rst
index cb7cb9320..1ac9539f5 100644
--- a/deployment/noheat/infra-openstack/README.rst
+++ b/deployment/noheat/infra-openstack/README.rst
@@ -23,6 +23,11 @@ Dependencies
 ~~~~~~~~~~~~
 
 - Ansible: tested on 2.9.9 (using Python 3.5.2)
+    - Collections
+        - community.crypto: tested on 1.3.0
+        - ansible.posix: tested on 1.1.1
+    - Roles
+        - geerlingguy.ansible: tested on 2.1.0
 - openstacksdk_: tested on 0.46.0 (using Python 3.5.2)
 
 .. _openstacksdk: https://pypi.org/project/openstacksdk
diff --git a/deployment/noheat/infra-openstack/ansible/create.yml b/deployment/noheat/infra-openstack/ansible/create.yml
index 69ecd1dd9..a088662b2 100644
--- a/deployment/noheat/infra-openstack/ansible/create.yml
+++ b/deployment/noheat/infra-openstack/ansible/create.yml
@@ -30,7 +30,9 @@
       operator_key: "{{ hostvars['operator0']['key']['public_key'] }}"
 - name: Create cluster operator access information
   hosts: "operator0"
-  gather_facts: False
+  roles:
+    - role: geerlingguy.ansible
+      become: yes
   tasks:
     - name: Add cluster hostnames to /etc/hosts file
       lineinfile:
@@ -38,3 +40,9 @@
         line: "{{ item.value + ' ' + item.key }}"
       become: yes
       loop: "{{ lookup('dict', hostvars['localhost']['hosts_dict']) }}"
+    - name: Create inventory for in-cluster deployment stage
+      template:
+        src: templates/inventory.ini.j2
+        dest: "{{ operation.inventory }}"
+      vars:
+        hosts: "{{ lookup('dict', hostvars['localhost']['hosts_dict']) }}"
diff --git a/deployment/noheat/infra-openstack/ansible/group_vars/all.yml.sample b/deployment/noheat/infra-openstack/ansible/group_vars/all.yml.sample
index 72d37a303..470c2b120 100644
--- a/deployment/noheat/infra-openstack/ansible/group_vars/all.yml.sample
+++ b/deployment/noheat/infra-openstack/ansible/group_vars/all.yml.sample
@@ -18,6 +18,7 @@ image:
 
 operation:
   name: "operation0"
+  inventory: "~/inventory.ini"
   hosts:
     - name: "operator0"
       image: *image_name
diff --git a/deployment/noheat/infra-openstack/ansible/group_vars/all.yml.sm-onap b/deployment/noheat/infra-openstack/ansible/group_vars/all.yml.sm-onap
index 744f91839..fb4f20861 100644
--- a/deployment/noheat/infra-openstack/ansible/group_vars/all.yml.sm-onap
+++ b/deployment/noheat/infra-openstack/ansible/group_vars/all.yml.sm-onap
@@ -17,6 +17,7 @@ image:
 
 operation:
   name: "operation0"
+  inventory: "~/inventory.ini"
   hosts:
     - name: "operator0"
       image: *image_name
diff --git a/deployment/noheat/infra-openstack/ansible/templates/inventory.ini.j2 b/deployment/noheat/infra-openstack/ansible/templates/inventory.ini.j2
new file mode 100644
index 000000000..421c9c21f
--- /dev/null
+++ b/deployment/noheat/infra-openstack/ansible/templates/inventory.ini.j2
@@ -0,0 +1,8 @@
+[all]
+{% for item in hosts %}
+{{ item.key }} ansible_host={{ item.value }}
+{% endfor %}
+
+[all:vars]
+ansible_ssh_private_key_file="~/.ssh/{{ keypair.name }}"
+ansible_ssh_common_args='-o StrictHostKeyChecking=no'