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ucloud-vm
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check any pending vm operation on start

This commit is contained in:
ahmadbilalkhalid 2019-07-20 14:51:10 +05:00
parent b021d63a3e
commit b9348394f1
1 changed files with 60 additions and 61 deletions
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121
main.py
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@ -212,75 +212,74 @@ def main():
atexit.register(goodbye, host=host)
events = client.watch_prefix("/v1/vm/", timeout=10)
for events_iterator in [client.get_prefix("/v1/vm/"),
client.watch_prefix("/v1/vm/", timeout=10)]:
for e in events:
try:
e.value = json.loads(e.value)
except json.JSONDecodeError:
logging.error(f"Invalid JSON {e.value}")
continue
# events = client.get_prefix("/v1/vm/")
for e in events:
try:
e.value = json.loads(e.value)
except json.JSONDecodeError:
logging.error(f"Invalid JSON {e.value}")
continue
e_status = e.value["status"]
e_status = e.value["status"]
if e_status == "TIMEOUT":
logging.info("Timeout")
_vms = filter(lambda v: v.value["hostname"] == args.hostname, client.get_prefix("/v1/vm", value_in_json=True))
alleged_running_vms = filter(lambda v: v.value["status"] == "RUNNING", _vms)
should_be_running = filter(lambda v: v.value["status"] == "REQUESTED_START", _vms)
for vm in alleged_running_vms:
_vm = get_vm(running_vms, vm.key)
if (_vm and not _vm.vm.is_running()) or _vm is None:
logging.debug(f"{_vm} {vm.key}")
logging.info(f"{vm.key} is not running but is said to be running")
logging.info(f"Updating {vm.key} status to KILLED")
vm.value["status"] = "KILLED"
client.put(vm.key, json.dumps(vm.value))
if e_status == "TIMEOUT":
logging.info("Timeout")
_vms = filter(lambda v: v.value["hostname"] == args.hostname, client.get_prefix("/v1/vm", value_in_json=True))
alleged_running_vms = filter(lambda v: v.value["status"] == "RUNNING", _vms)
should_be_running = filter(lambda v: v.value["status"] == "REQUESTED_START", _vms)
for vm in alleged_running_vms:
_vm = get_vm(running_vms, vm.key)
if (_vm and not _vm.vm.is_running()) or _vm is None:
logging.debug(f"{_vm} {vm.key}")
logging.info(f"{vm.key} is not running but is said to be running")
logging.info(f"Updating {vm.key} status to KILLED")
vm.value["status"] = "KILLED"
client.put(vm.key, json.dumps(vm.value))
for vm in should_be_running:
vm_path = f"rbd:uservms/{vm.key.split('/')[-1]}"
start_vm(vm_path, e)
for vm in should_be_running:
vm_path = f"rbd:uservms/{vm.key.split('/')[-1]}"
host.value["status"] = "ALIVE"
host.value["last_heartbeat"] = datetime.utcnow().isoformat()
client.put(host.key, json.dumps(host.value))
logging.info(f"Updated last heartbeat time {host.value['last_heartbeat']}")
continue
e_hostname = e.value["hostname"]
vm_uuid = e.key.split("/")[-1]
# If it is not for me then skip it
if e_hostname != args.hostname:
continue
logging.debug(f"EVENT: {e}")
if e_status == "SCHEDULED_DEPLOY":
create_vm(vm_uuid, e)
elif e_status == "REQUESTED_SUSPEND":
suspend_vm(e)
elif e_status == "REQUESTED_RESUME":
resume_vm(e)
elif e_status == "REQUESTED_START":
# DELETEME: Delete when CEPH integeration is complete
# vm_path = f"{owner_dir}/.vm/{vm_uuid}.raw"
vm_path = f"rbd:uservms/{vm_uuid}"
start_vm(vm_path, e)
host.value["status"] = "ALIVE"
host.value["last_heartbeat"] = datetime.utcnow().isoformat()
client.put(host.key, json.dumps(host.value))
logging.info(f"Updated last heartbeat time {host.value['last_heartbeat']}")
continue
elif e_status == "REQUESTED_SHUTDOWN":
shutdown_vm(e)
e_hostname = e.value["hostname"]
vm_uuid = e.key.split("/")[-1]
elif e_status == "DELETED":
delete_vm(e)
# If it is not for me then skip it
if e_hostname != args.hostname:
continue
logging.debug(f"EVENT: {e}")
if e_status == "SCHEDULED_DEPLOY":
create_vm(vm_uuid, e)
elif e_status == "REQUESTED_SUSPEND":
suspend_vm(e)
elif e_status == "REQUESTED_RESUME":
resume_vm(e)
elif e_status == "REQUESTED_START":
# DELETEME: Delete when CEPH integeration is complete
# vm_path = f"{owner_dir}/.vm/{vm_uuid}.raw"
vm_path = f"rbd:uservms/{vm_uuid}"
start_vm(vm_path, e)
elif e_status == "REQUESTED_SHUTDOWN":
shutdown_vm(e)
elif e_status == "DELETED":
delete_vm(e)
logging.info(f"Running VMs {running_vms}")
logging.info(f"Running VMs {running_vms}")
main()