def _get_data(self):
url_params = self.get_url_params()
network_context = noop()
if self.perform_dhcp_setup:
network_context = EphemeralDHCPv4(self.fallback_interface)
with network_context:
ret = util.log_time(
LOG.debug,
"Crawl of GCE metadata service",
read_md,
kwargs={
"address": self.metadata_address,
"url_params": url_params,
},
)
if not ret["success"]:
if ret["platform_reports_gce"]:
LOG.warning(ret["reason"])
else:
LOG.debug(ret["reason"])
return False
self.metadata = ret["meta-data"]
self.userdata_raw = ret["user-data"]
return True
def _get_data(self):
if not self._is_platform_viable():
return False
self.system_uuid = _read_system_uuid()
# network may be configured if iscsi root. If that is the case
# then read_initramfs_config will return non-None.
fetch_vnics_data = self.ds_cfg.get(
"configure_secondary_nics",
BUILTIN_DS_CONFIG["configure_secondary_nics"],
)
network_context = noop()
if not _is_iscsi_root():
network_context = dhcp.EphemeralDHCPv4(
iface=net.find_fallback_nic(),
connectivity_url_data={
"url": METADATA_PATTERN.format(version=2, path="instance"),
"headers": V2_HEADERS,
},
)
with network_context:
fetched_metadata = read_opc_metadata(
fetch_vnics_data=fetch_vnics_data)
data = self._crawled_metadata = fetched_metadata.instance_data
self.metadata_address = METADATA_ROOT.format(
version=fetched_metadata.version)
self._vnics_data = fetched_metadata.vnics_data
self.metadata = {
"availability-zone": data["ociAdName"],
"instance-id": data["id"],
"launch-index": 0,
"local-hostname": data["hostname"],
"name": data["displayName"],
}
if "metadata" in data:
user_data = data["metadata"].get("user_data")
if user_data:
self.userdata_raw = base64.b64decode(user_data)
self.metadata["public_keys"] = data["metadata"].get(
"ssh_authorized_keys")
return True
