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Adding disk reconciliation to gcp_compute_instance

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There was no logic around attaching disks to existing instances. I am
explicitly only attaching persistent disks as per the attachDisk API
This commit is contained in:
Jorge Gallegos 2025-09-10 11:24:56 -07:00
commit a05a7be02a
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1 changed files with 30 additions and 3 deletions
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33
plugins/modules/gcp_compute_instance.py
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@ -1216,8 +1216,7 @@ def main():
if fetch:
if state == 'present':
if is_different(module, fetch):
update(module, self_link(module), kind, fetch)
fetch = fetch_resource(module, self_link(module), kind)
fetch = update(module, self_link(module), kind, fetch)
changed = True
else:
delete(module, self_link(module), kind)
@ -1259,8 +1258,36 @@ def update_fields(module, request, response):
machine_type_update(module, request, response)
if response.get('shieldedInstanceConfig') != request.get('shieldedInstanceConfig'):
shielded_instance_config_update(module, request, response)
if response.get('disks') != request.get('disks'):
extra_disks_update(module, request, response)
def extra_disks_update(module, request, response):
auth = GcpSession(module, 'compute')
# fetch all non-boot (i.e. additional) disks to attach
# but discard local disks (if defined) because they can
# only be attached to instances at creation time anyway
req_disks = set()
for d in request.get('disks', []):
if not d.get('boot'):
if d.get('source'):
req_disks.add(d['source'])
else:
module.warn(
'Non-persistent disks can only be attached at creation time, '
'changed status might be incorrect.')
rsp_disks = set()
for d in response.get('disks', []):
if d.get('source') and not d.get('boot'):
rsp_disks.add(d['source'])
for d in req_disks.difference(rsp_disks):
auth.post(
''.join([
"https://compute.googleapis.com/compute/v1/",
"projects/{project}/zones/{zone}/instances/{name}/attachDisk"]).format(**module.params),
{u'source': d},
)
def label_fingerprint_update(module, request, response):
auth = GcpSession(module, 'compute')
auth.post(
@ -1375,7 +1402,7 @@ def response_to_hash(module, response):
u'cpuPlatform': response.get(u'cpuPlatform'),
u'creationTimestamp': response.get(u'creationTimestamp'),
u'deletionProtection': response.get(u'deletionProtection'),
u'disks': InstanceDisksArray(module.params.get('disks', []), module).to_request(),
u'disks': InstanceDisksArray(response.get('disks', []), module).from_response(),
u'guestAccelerators': InstanceGuestacceleratorsArray(response.get(u'guestAccelerators', []), module).from_response(),
u'hostname': response.get(u'hostname'),
u'id': response.get(u'id'),