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73 lines
3.6 KiB
Python
73 lines
3.6 KiB
Python
# Copyright (c) 2017 Ansible Tower by Red Hat
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# All Rights Reserved.
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import sys
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from awx.main.utils.pglock import advisory_lock
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from awx.main.models import Instance, InstanceGroup
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from django.core.management.base import BaseCommand, CommandError
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class Command(BaseCommand):
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def add_arguments(self, parser):
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parser.add_argument('--queuename', dest='queuename', type=str,
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help='Queue to create/update')
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parser.add_argument('--hostnames', dest='hostnames', type=str,
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help='Comma-Delimited Hosts to add to the Queue')
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parser.add_argument('--controller', dest='controller', type=str,
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default='', help='The controlling group (makes this an isolated group)')
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parser.add_argument('--instance_percent', dest='instance_percent', type=int, default=0,
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help='The percentage of active instances that will be assigned to this group'),
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parser.add_argument('--instance_minimum', dest='instance_minimum', type=int, default=0,
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help='The minimum number of instance that will be retained for this group from available instances')
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def handle(self, **options):
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queuename = options.get('queuename')
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if not queuename:
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raise CommandError("Specify `--queuename` to use this command.")
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changed = False
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with advisory_lock('instance_group_registration_%s' % queuename):
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ig = InstanceGroup.objects.filter(name=queuename)
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control_ig = None
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if options.get('controller'):
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control_ig = InstanceGroup.objects.filter(name=options.get('controller')).first()
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if ig.exists():
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print("Instance Group already registered {}".format(ig[0].name))
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ig = ig[0]
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if control_ig and ig.controller_id != control_ig.pk:
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ig.controller = control_ig
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ig.save()
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print("Set controller group {} on {}.".format(control_ig.name, ig.name))
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changed = True
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else:
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print("Creating instance group {}".format(queuename))
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ig = InstanceGroup(name=queuename,
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policy_instance_percentage=options.get('instance_percent'),
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policy_instance_minimum=options.get('instance_minimum'))
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if control_ig:
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ig.controller = control_ig
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ig.save()
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changed = True
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hostname_list = []
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if options.get('hostnames'):
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hostname_list = options.get('hostnames').split(",")
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instance_list = [x.strip() for x in hostname_list if x]
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for inst_name in instance_list:
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instance = Instance.objects.filter(hostname=inst_name)
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if instance.exists() and instance[0] not in ig.instances.all():
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ig.instances.add(instance[0])
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print("Added instance {} to {}".format(instance[0].hostname, ig.name))
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changed = True
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elif not instance.exists():
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print("Instance does not exist: {}".format(inst_name))
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if changed:
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print('(changed: True)')
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sys.exit(1)
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else:
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print("Instance already registered {}".format(instance[0].hostname))
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ig.policy_instance_list = instance_list
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ig.save()
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if changed:
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print('(changed: True)')
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