proxmox: fix proxmox 6 version detection by using LooseVersion (#59165)

* proxmox: use 'release' key for version detection if possible

* proxmox: fix PEP issues

* add changelog fragment

* Uses LooseVersion for proxmox version detection

* move imports

* removes useless comment

changelogs/fragments/proxmox-6-version-detection.yaml

@@ -0,0 +1,3 @@
+---
+bugfixes:
+  - "proxmox - fix version detection of proxmox 6 and up (Fixes https://github.com/ansible/ansible/issues/59164)"

lib/ansible/modules/cloud/misc/proxmox.py

@@ -5,7 +5,6 @@
 from __future__ import absolute_import, division, print_function
 __metaclass__ = type
 
-
 ANSIBLE_METADATA = {'metadata_version': '1.1',
                     'status': ['preview'],
                     'supported_by': 'community'}
@@ -294,6 +293,7 @@ EXAMPLES = '''
 import os
 import time
 import traceback
+from distutils.version import LooseVersion
 
 try:
     from proxmoxer import ProxmoxAPI
@@ -333,6 +333,11 @@ def node_check(proxmox, node):
     return [True for nd in proxmox.nodes.get() if nd['node'] == node]
 
 
+def proxmox_version(proxmox):
+    apireturn = proxmox.version.get()
+    return LooseVersion(apireturn['version'])
+
+
 def create_instance(module, proxmox, vmid, node, disk, storage, cpus, memory, swap, timeout, **kwargs):
     proxmox_node = proxmox.nodes(node)
     kwargs = dict((k, v) for k, v in kwargs.items() if v is not None)
@@ -347,7 +352,7 @@ def create_instance(module, proxmox, vmid, node, disk, storage, cpus, memory, sw
             kwargs.update(kwargs['mounts'])
             del kwargs['mounts']
         if 'pubkey' in kwargs:
-            if float(proxmox.version.get()['version']) >= 4.2:
+            if proxmox_version(proxmox) >= LooseVersion('4.2'):
                 kwargs['ssh-public-keys'] = kwargs['pubkey']
             del kwargs['pubkey']
     else:
@@ -481,7 +486,7 @@ def main():
     try:
         proxmox = ProxmoxAPI(api_host, user=api_user, password=api_password, verify_ssl=validate_certs)
         global VZ_TYPE
-        VZ_TYPE = 'openvz' if float(proxmox.version.get()['version']) < 4.0 else 'lxc'
+        VZ_TYPE = 'openvz' if proxmox_version(proxmox) < LooseVersion('4.0') else 'lxc'
 
     except Exception as e:
         module.fail_json(msg='authorization on proxmox cluster failed with exception: %s' % e)

lib/ansible/modules/cloud/misc/proxmox_kvm.py

@@ -7,7 +7,6 @@
 from __future__ import absolute_import, division, print_function
 __metaclass__ = type
 
-
 ANSIBLE_METADATA = {'metadata_version': '1.1',
                     'status': ['preview'],
                     'supported_by': 'community'}
@@ -580,6 +579,7 @@ import os
 import re
 import time
 import traceback
+from distutils.version import LooseVersion
 
 try:
     from proxmoxer import ProxmoxAPI
@@ -783,6 +783,11 @@ def stop_vm(module, proxmox, vm, vmid, timeout, force):
     return False
 
 
+def proxmox_version(proxmox):
+    apireturn = proxmox.version.get()
+    return LooseVersion(apireturn['version'])
+
+
 def main():
     module = AnsibleModule(
         argument_spec=dict(
@@ -898,7 +903,7 @@ def main():
         proxmox = ProxmoxAPI(api_host, user=api_user, password=api_password, verify_ssl=validate_certs)
         global VZ_TYPE
         global PVE_MAJOR_VERSION
-        PVE_MAJOR_VERSION = 3 if float(proxmox.version.get()['version']) < 4.0 else 4
+        PVE_MAJOR_VERSION = 3 if proxmox_version(proxmox) < LooseVersion('4.0') else 4
     except Exception as e:
         module.fail_json(msg='authorization on proxmox cluster failed with exception: %s' % e)