VMware: Dynamic Inventory plugin (#37456)

* Disable warnings on validate_certs=False
* Required requests version
* Add testcase for inventory plugin
* Include review comments from mattclay
* remove pyvmomi installation
* remove config file at exit
* Add cache in vmware_inventory inventory plugin
* shertel review comments
* Rename vmware_inventory to vmware_vm_inventory
* bcoca's review comments
* Export username and password for failing testcase

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

test/integration/targets/vmware_vm_inventory/aliases

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+shippable/vcenter/group1
+cloud/vcenter
+destructive

test/integration/targets/vmware_vm_inventory/ansible.cfg

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+[defaults]
+inventory = test-config.vmware.yaml
+
+[inventory]
+enable_plugins = vmware_vm_inventory

test/integration/targets/vmware_vm_inventory/runme.sh

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+#!/usr/bin/env bash
+
+[[ -n "$DEBUG" || -n "$ANSIBLE_DEBUG" ]] && set -x
+
+set -euo pipefail
+
+export ANSIBLE_CONFIG=ansible.cfg
+export vcenter_host="${vcenter_host:-0.0.0.0}"
+export VMWARE_SERVER="${vcenter_host}"
+export VMWARE_USERNAME="${VMWARE_USERNAME:-user}"
+export VMWARE_PASSWORD="${VMWARE_PASSWORD:-pass}"
+VMWARE_CONFIG=test-config.vmware.yaml
+
+cat > "$VMWARE_CONFIG" <<VMWARE_YAML
+plugin: vmware_vm_inventory
+strict: False
+validate_certs: False
+with_tags: False
+VMWARE_YAML
+
+trap 'rm -f "${VMWARE_CONFIG}"' INT TERM EXIT
+
+echo "DEBUG: Using ${vcenter_host} with username ${VMWARE_USERNAME} and password ${VMWARE_PASSWORD}"
+
+echo "Kill all previous instances"
+curl "http://${vcenter_host}:5000/killall" > /dev/null 2>&1
+
+echo "Start new VCSIM server"
+curl "http://${vcenter_host}:5000/spawn?datacenter=1&cluster=1&folder=0" > /dev/null 2>&1
+
+echo "Debugging new instances"
+curl "http://${vcenter_host}:5000/govc_find"
+
+# Get inventory
+ansible-inventory -i ${VMWARE_CONFIG} --list
+# Test playbook with given inventory
+ansible-playbook -i ${VMWARE_CONFIG} test_vmware_vm_inventory.yml --connection=local "$@"

test/integration/targets/vmware_vm_inventory/test_vmware_vm_inventory.yml

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+# Test code for the vmware guest dynamic plugin 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: Test VMware Guest Dynamic Inventroy Plugin
+  hosts: localhost
+  tasks:
+    - name: store the vcenter container ip
+      set_fact:
+        vcsim: "{{ lookup('env', 'vcenter_host') }}"
+
+    - debug:
+        var: vcsim
+
+    - name: Check that there are 'all' and 'otherGuest' groups present in inventory
+      assert:
+        that: "'{{ item }}' in {{ groups.keys() | list }}"
+      with_items:
+      - all
+      - otherGuest