bareon/bareon/cmd/ironic_callback.py

84 lines
2.9 KiB
Python
Executable File

# Copyright 2015 Mirantis, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import json
import sys
import time
import requests
from bareon.utils import utils
def _process_error(message):
sys.stderr.write(message)
sys.stderr.write('\n')
sys.exit(1)
def main():
"""Script informs Ironic that bootstrap loading is done.
There are three mandatory parameters in kernel command line.
Ironic prepares these two:
'ironic_api_url' - URL of Ironic API service,
'deployment_id' - UUID of the node in Ironic.
Passed from PXE boot loader:
'BOOTIF' - MAC address of the boot interface,
http://www.syslinux.org/wiki/index.php/SYSLINUX#APPEND_-
Example: api_url=http://192.168.122.184:6385
deployment_id=eeeeeeee-dddd-cccc-bbbb-aaaaaaaaaaaa
BOOTIF=01-88-99-aa-bb-cc-dd
"""
kernel_params = utils.parse_kernel_cmdline()
api_url = kernel_params.get('ironic_api_url')
deployment_id = kernel_params.get('deployment_id')
if api_url is None or deployment_id is None:
_process_error('Mandatory parameter ("ironic_api_url" or '
'"deployment_id") is missing.')
bootif = kernel_params.get('BOOTIF')
if bootif is None:
_process_error('Cannot define boot interface, "BOOTIF" parameter is '
'missing.')
# The leading `01-' denotes the device type (Ethernet) and is not a part of
# the MAC address
boot_mac = bootif[3:].replace('-', ':')
for n in range(10):
boot_ip = utils.get_interface_ip(boot_mac)
if boot_ip is not None:
break
time.sleep(10)
else:
_process_error('Cannot find IP address of boot interface.')
data = {"address": boot_ip,
"status": "ready",
"error_message": "no errors"}
passthru = '%(api-url)s/v1/nodes/%(deployment_id)s/vendor_passthru' \
'/pass_deploy_info' % {'api-url': api_url,
'deployment_id': deployment_id}
try:
resp = requests.post(passthru, data=json.dumps(data),
headers={'Content-Type': 'application/json',
'Accept': 'application/json'})
except Exception as e:
_process_error(str(e))
if resp.status_code != 202:
_process_error('Wrong status code %d returned from Ironic API' %
resp.status_code)