VMware: add new module vmware_host_dns_facts (#35708)

Signed-off-by: Abhijeet Kasurde <akasurde@redhat.com>

test/integration/targets/vmware_host_dns_facts/aliases

@@ -0,0 +1,3 @@
+posix/ci/cloud/group4/vcenter
+cloud/vcenter
+

test/integration/targets/vmware_host_dns_facts/tasks/main.yml

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+# Test code for the vmware_host_dns_facts module.
+# Copyright: (c) 2018, Abhijeet Kasurde <akasurde@redhat.com>
+# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
+
+- name: make sure pyvmomi is installed
+  pip:
+    name: pyvmomi
+    state: latest
+  when: "{{ ansible_user_id == 'root' }}"
+
+- name: store the vcenter container ip
+  set_fact:
+    vcsim: "{{ lookup('env', 'vcenter_host') }}"
+
+- debug: var=vcsim
+
+- name: Wait for Flask controller to come up online
+  wait_for:
+    host: "{{ vcsim }}"
+    port: 5000
+    state: started
+
+- name: kill vcsim
+  uri:
+    url: http://{{ vcsim }}:5000/killall
+
+- name: start vcsim
+  uri:
+    url: http://{{ vcsim }}:5000/spawn?cluster=2
+  register: vcsim_instance
+
+- debug:
+    var: vcsim_instance
+
+- name: Wait for vcsim server to come up online
+  wait_for:
+    host: "{{ vcsim }}"
+    port: 443
+    state: started
+
+- name: get a list of Cluster from vcsim
+  uri:
+    url: http://{{ vcsim }}:5000/govc_find?filter=CCR
+  register: clusters
+
+- name: get a cluster
+  set_fact:
+    ccr1: "{{ clusters.json[0] | basename }}"
+
+- debug: var=ccr1
+
+- name: get a list of Hosts from vcsim
+  uri:
+    url: http://{{ vcsim }}:5000/govc_find?filter=H
+  register: hosts
+
+- name: get a cluster
+  set_fact:
+    host1: "{{ hosts.json[0] | basename }}"
+
+- debug: var=host1
+
+- name: gather DNS facts about all hosts in given cluster
+  vmware_host_dns_facts:
+    hostname: "{{ vcsim }}"
+    username: "{{ vcsim_instance.json.username }}"
+    password: "{{ vcsim_instance.json.password }}"
+    cluster_name: "{{ ccr1 }}"
+    validate_certs: no
+  register: all_hosts_dns_result
+
+- name: ensure DNS facts are gathered for all hosts in given cluster
+  assert:
+    that:
+        - all_hosts_dns_result.hosts_dns_facts
+        - not all_hosts_dns_result.changed
+
+- name: gather DNS facts about host system
+  vmware_host_dns_facts:
+    hostname: "{{ vcsim }}"
+    username: "{{ vcsim_instance.json.username }}"
+    password: "{{ vcsim_instance.json.password }}"
+    esxi_hostname: "{{ host1 }}"
+    validate_certs: no
+  register: all_hosts_dns_result
+
+- name: ensure DNS facts are gathered about host system
+  assert:
+    that:
+        - all_hosts_dns_result.hosts_dns_facts
+        - not all_hosts_dns_result.changed