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Revamp tag handling and display

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Add an additional protected class, limit manipulation to one at a time,
and ensure future flexibility. Also makes display consistent with other
VM elements.
This commit is contained in:
Joshua Boniface
2021-07-13 19:04:56 -04:00
parent 27f1758791
commit 9ea9ac3b8a
8 changed files with 432 additions and 62 deletions
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52
daemon-common/vm.py
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@@ -24,6 +24,7 @@ import re
import lxml.objectify
import lxml.etree
from distutils.util import strtobool
from uuid import UUID
from concurrent.futures import ThreadPoolExecutor
@@ -246,10 +247,18 @@ def define_vm(zkhandler, config_data, target_node, node_limit, node_selector, no
(('domain.meta.migrate_method', dom_uuid), migration_method),
(('domain.meta.node_limit', dom_uuid), formatted_node_limit),
(('domain.meta.node_selector', dom_uuid), node_selector),
(('domain.meta.tags', dom_uuid), ','.join(tags)),
(('domain.meta.tags', dom_uuid), ''),
(('domain.migrate.sync_lock', dom_uuid), ''),
])
for tag in tags:
tag_name = tag['name']
zkhandler.write([
(('domain.meta.tags', dom_uuid, 'tag.name', tag_name), tag['name']),
(('domain.meta.tags', dom_uuid, 'tag.type', tag_name), tag['type']),
(('domain.meta.tags', dom_uuid, 'tag.protected', tag_name), tag['protected']),
])
return True, 'Added new VM with Name "{}" and UUID "{}" to database.'.format(dom_name, dom_uuid)
@@ -283,34 +292,37 @@ def modify_vm_metadata(zkhandler, domain, node_limit, node_selector, node_autost
return True, 'Successfully modified PVC metadata of VM "{}".'.format(domain)
def modify_vm_tags(zkhandler, domain, action, tags):
def modify_vm_tag(zkhandler, domain, action, tag, protected=False):
dom_uuid = getDomainUUID(zkhandler, domain)
if not dom_uuid:
return False, 'ERROR: Could not find VM "{}" in the cluster!'.format(domain)
if action in ['replace']:
if action == 'add':
zkhandler.write([
(('domain.meta.tags', dom_uuid), ','.join(tags))
(('domain.meta.tags', dom_uuid, 'tag.name', tag), tag),
(('domain.meta.tags', dom_uuid, 'tag.type', tag), 'user'),
(('domain.meta.tags', dom_uuid, 'tag.protected', tag), protected),
])
elif action in ['add']:
current_tags = zkhandler.read(('domain.meta.tags', dom_uuid)).split(',')
updated_tags = current_tags + tags
zkhandler.write([
(('domain.meta.tags', dom_uuid), ','.join(updated_tags))
])
elif action in ['remove']:
current_tags = zkhandler.read(('domain.meta.tags', dom_uuid)).split(',')
for tag in tags:
if tag in current_tags:
current_tags.remove(tag)
zkhandler.write([
(('domain.meta.tags', dom_uuid), ','.join(current_tags))
return True, 'Successfully added tag "{}" to VM "{}".'.format(tag, domain)
elif action == 'remove':
if not zkhandler.exists(('domain.meta.tags', dom_uuid, 'tag', tag)):
return False, 'The tag "{}" does not exist.'.format(tag)
if zkhandler.read(('domain.meta.tags', dom_uuid, 'tag.type', tag)) != 'user':
return False, 'The tag "{}" is not a user tag and cannot be removed.'.format(tag)
if bool(strtobool(zkhandler.read(('domain.meta.tags', dom_uuid, 'tag.protected', tag)))):
return False, 'The tag "{}" is protected and cannot be removed.'.format(tag)
zkhandler.delete([
(('domain.meta.tags', dom_uuid, 'tag', tag))
])
return True, 'Successfully removed tag "{}" from VM "{}".'.format(tag, domain)
else:
return False, 'Specified tag action is not available.'
return True, 'Successfully modified tags of VM "{}".'.format(domain)
def modify_vm(zkhandler, domain, restart, new_vm_config):
dom_uuid = getDomainUUID(zkhandler, domain)
@@ -433,7 +445,7 @@ def rename_vm(zkhandler, domain, new_domain):
undefine_vm(zkhandler, dom_uuid)
# Define the new VM
define_vm(zkhandler, vm_config_new, dom_info['node'], dom_info['node_limit'], dom_info['node_selector'], dom_info['node_autostart'], migration_method=dom_info['migration_method'], profile=dom_info['profile'], initial_state='stop')
define_vm(zkhandler, vm_config_new, dom_info['node'], dom_info['node_limit'], dom_info['node_selector'], dom_info['node_autostart'], migration_method=dom_info['migration_method'], profile=dom_info['profile'], tags=dom_info['tags'], initial_state='stop')
# If the VM is migrated, store that
if dom_info['migrated'] != 'no':