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.
        if _is_iscsi_root():
            data = read_opc_metadata()
        else:
            with dhcp.EphemeralDHCPv4(net.find_fallback_nic()):
                data = read_opc_metadata()

        self._crawled_metadata = 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
    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
示例#3
0
    def _get_data(self):
        if not self._is_platform_viable():
            return False

        # network may be configured if iscsi root.  If that is the case
        # then read_initramfs_config will return non-None.
        if _is_iscsi_root():
            data = self.crawl_metadata()
        else:
            with dhcp.EphemeralDHCPv4(net.find_fallback_nic()):
                data = self.crawl_metadata()

        self._crawled_metadata = data
        vdata = data['2013-10-17']

        self.userdata_raw = vdata.get('user_data')
        self.system_uuid = vdata['system_uuid']

        vd = vdata.get('vendor_data')
        if vd:
            self.vendordata_pure = vd
            try:
                self.vendordata_raw = sources.convert_vendordata(vd)
            except ValueError as e:
                LOG.warning("Invalid content in vendor-data: %s", e)
                self.vendordata_raw = None

        mdcopies = ('public_keys', )
        md = dict([(k, vdata['meta_data'].get(k)) for k in mdcopies
                   if k in vdata['meta_data']])

        mdtrans = (
            # oracle meta_data.json name, cloudinit.datasource.metadata name
            ('availability_zone', 'availability-zone'),
            ('hostname', 'local-hostname'),
            ('launch_index', 'launch-index'),
            ('uuid', 'instance-id'),
        )
        for dsname, ciname in mdtrans:
            if dsname in vdata['meta_data']:
                md[ciname] = vdata['meta_data'][dsname]

        self.metadata = md
        return True