2 # Copyright (C) The Arvados Authors. All rights reserved.
4 # SPDX-License-Identifier: AGPL-3.0
6 from __future__ import absolute_import, print_function
11 import libcloud.compute.base as cloud_base
12 import libcloud.compute.providers as cloud_provider
13 import libcloud.compute.types as cloud_types
14 from libcloud.common.exceptions import BaseHTTPError
16 from . import BaseComputeNodeDriver
17 from .. import arvados_node_fqdn, arvados_timestamp, ARVADOS_TIMEFMT
19 class ComputeNodeDriver(BaseComputeNodeDriver):
21 DEFAULT_DRIVER = cloud_provider.get_driver(cloud_types.Provider.AZURE_ARM)
24 def __init__(self, auth_kwargs, list_kwargs, create_kwargs,
25 driver_class=DEFAULT_DRIVER):
27 if not list_kwargs.get("ex_resource_group"):
28 raise Exception("Must include ex_resource_group in Cloud List configuration (list_kwargs)")
30 create_kwargs["ex_resource_group"] = list_kwargs["ex_resource_group"]
32 self.tags = {key[4:]: value
33 for key, value in create_kwargs.iteritems()
34 if key.startswith('tag_')}
35 # filter out tags from create_kwargs
36 create_kwargs = {key: value
37 for key, value in create_kwargs.iteritems()
38 if not key.startswith('tag_')}
39 super(ComputeNodeDriver, self).__init__(
40 auth_kwargs, list_kwargs, create_kwargs,
43 def create_cloud_name(self, arvados_node):
44 uuid_parts = arvados_node['uuid'].split('-', 2)
45 return 'compute-{parts[2]}-{parts[0]}'.format(parts=uuid_parts)
47 def arvados_create_kwargs(self, size, arvados_node):
49 # Set up tag indicating the Arvados assigned Cloud Size id.
50 'arvados_node_size': size.id,
51 'booted_at': time.strftime(ARVADOS_TIMEFMT, time.gmtime()),
52 'arv-ping-url': self._make_ping_url(arvados_node)
54 tags.update(self.tags)
56 name = self.create_cloud_name(arvados_node)
57 customdata = """#!/bin/sh
58 mkdir -p /var/tmp/arv-node-data/meta-data
59 echo %s > /var/tmp/arv-node-data/arv-ping-url
60 echo %s > /var/tmp/arv-node-data/meta-data/instance-id
61 echo %s > /var/tmp/arv-node-data/meta-data/instance-type
62 """ % (pipes.quote(tags['arv-ping-url']),
69 'ex_customdata': customdata
72 def sync_node(self, cloud_node, arvados_node):
74 self.real.ex_create_tags(cloud_node,
75 {'hostname': arvados_node_fqdn(arvados_node)})
77 except BaseHTTPError as b:
80 def _init_image(self, urn):
81 return "image", self.get_image(urn)
84 # Azure only supports filtering node lists by resource group.
85 # Do our own filtering based on tag.
86 nodes = [node for node in
87 super(ComputeNodeDriver, self).list_nodes(ex_fetch_nic=False, ex_fetch_power_state=False)
88 if node.extra.get("tags", {}).get("arvados-class") == self.tags["arvados-class"]]
90 # Need to populate Node.size
92 n.size = self.sizes()[n.extra["properties"]["hardwareProfile"]["vmSize"]]
93 n.extra['arvados_node_size'] = n.extra.get('tags', {}).get('arvados_node_size') or n.size.id
96 def broken(self, cloud_node):
97 """Return true if libcloud has indicated the node is in a "broken" state."""
98 # UNKNOWN means the node state is unrecognized, which in practice means some combination
99 # of failure that the Azure libcloud driver doesn't know how to interpret.
100 return (cloud_node.state in (cloud_types.NodeState.ERROR, cloud_types.NodeState.UNKNOWN))
103 def node_fqdn(cls, node):
104 return node.extra["tags"].get("hostname")
107 def node_start_time(cls, node):
108 return arvados_timestamp(node.extra["tags"].get("booted_at"))
111 def node_id(cls, node):