import os import shutil import io import re import netaddr import uuid import yaml from dea import DeploymentEnvironmentAdapter from dha import DeploymentHardwareAdapter from install_fuel_master import InstallFuelMaster from deploy_env import CloudDeploy from setup_execution_environment import ExecutionEnvironment import common log = common.log exec_cmd = common.exec_cmd err = common.err check_file_exists = common.check_file_exists check_dir_exists = common.check_dir_exists create_dir_if_not_exists = common.create_dir_if_not_exists check_if_root = common.check_if_root ArgParser = common.ArgParser FUEL_VM = 'fuel' PATCH_DIR = 'fuel_patch' WORK_DIR = 'deploy' CWD = os.getcwd() class cd: def __init__(self, new_path): self.new_path = os.path.expanduser(new_path) def __enter__(self): self.saved_path = CWD os.chdir(self.new_path) def __exit__(self, etype, value, traceback): os.chdir(self.saved_path) class AutoDeploy(object): def __init__(self, without_fuel, storage_dir, pxe_bridge, iso_file, dea_file, dha_file): self.without_fuel = without_fuel self.storage_dir = storage_dir self.pxe_bridge = pxe_bridge self.iso_file = iso_file self.dea_file = dea_file self.dha_file = dha_file self.dea = DeploymentEnvironmentAdapter(dea_file) self.dha = DeploymentHardwareAdapter(dha_file) self.fuel_conf = {} self.fuel_node_id = self.dha.get_fuel_node_id() self.fuel_username, self.fuel_password = self.dha.get_fuel_access() self.tmp_dir = None def modify_ip(self, ip_addr, index, val): ip_str = str(netaddr.IPAddress(ip_addr)) decimal_list = map(int, ip_str.split('.')) decimal_list[index] = val return '.'.join(map(str, decimal_list)) def collect_fuel_info(self): self.fuel_conf['ip'] = self.dea.get_fuel_ip() self.fuel_conf['gw'] = self.dea.get_fuel_gateway() self.fuel_conf['dns1'] = self.dea.get_fuel_dns() self.fuel_conf['netmask'] = self.dea.get_fuel_netmask() self.fuel_conf['hostname'] = self.dea.get_fuel_hostname() self.fuel_conf['showmenu'] = 'yes' def install_fuel_master(self): log('Install Fuel Master') new_iso = '%s/deploy-%s' \ % (self.tmp_dir, os.path.basename(self.iso_file)) self.patch_iso(new_iso) self.iso_file = new_iso self.install_iso() def install_iso(self): fuel = InstallFuelMaster(self.dea_file, self.dha_file, self.fuel_conf['ip'], self.fuel_username, self.fuel_password, self.fuel_node_id, self.iso_file, WORK_DIR) fuel.install() def patch_iso(self, new_iso): tmp_orig_dir = '%s/origiso' % self.tmp_dir tmp_new_dir = '%s/newiso' % self.tmp_dir self.copy(tmp_orig_dir, tmp_new_dir) self.patch(tmp_new_dir, new_iso) def copy(self, tmp_orig_dir, tmp_new_dir): log('Copying...') os.makedirs(tmp_orig_dir) os.makedirs(tmp_new_dir) exec_cmd('fuseiso %s %s' % (self.iso_file, tmp_orig_dir)) with cd(tmp_orig_dir): exec_cmd('find . | cpio -pd %s' % tmp_new_dir) with cd(tmp_new_dir): exec_cmd('fusermount -u %s' % tmp_orig_dir) shutil.rmtree(tmp_orig_dir) exec_cmd('chmod -R 755 %s' % tmp_new_dir) def patch(self, tmp_new_dir, new_iso): log('Patching...') patch_dir = '%s/%s' % (CWD, PATCH_DIR) ks_path = '%s/ks.cfg.patch' % patch_dir with cd(tmp_new_dir): exec_cmd('cat %s | patch -p0' % ks_path) shutil.rmtree('.rr_moved') isolinux = 'isolinux/isolinux.cfg' log('isolinux.cfg before: %s' % exec_cmd('grep netmask %s' % isolinux)) self.update_fuel_isolinux(isolinux) log('isolinux.cfg after: %s' % exec_cmd('grep netmask %s' % isolinux)) iso_linux_bin = 'isolinux/isolinux.bin' exec_cmd('mkisofs -quiet -r -J -R -b %s ' '-no-emul-boot -boot-load-size 4 ' '-boot-info-table -hide-rr-moved ' '-x "lost+found:" -o %s .' % (iso_linux_bin, new_iso)) def update_fuel_isolinux(self, file): with io.open(file) as f: data = f.read() for key, val in self.fuel_conf.iteritems(): pattern = r'%s=[^ ]\S+' % key replace = '%s=%s' % (key, val) data = re.sub(pattern, replace, data) with io.open(file, 'w') as f: f.write(data) def deploy_env(self): dep = CloudDeploy(self.dha, self.fuel_conf['ip'], self.fuel_username, self.fuel_password, self.dea_file, WORK_DIR) dep.deploy() def setup_execution_environment(self): exec_env = ExecutionEnvironment(self.storage_dir, self.pxe_bridge, self.dha_file, self.dea) exec_env.setup_environment() def create_tmp_dir(self): self.tmp_dir = '%s/fueltmp-%s' % (CWD, str(uuid.uuid1())) os.makedirs(self.tmp_dir) def deploy(self): check_if_root() self.collect_fuel_info() if not self.without_fuel: self.setup_execution_environment() self.create_tmp_dir() self.install_fuel_master() shutil.rmtree(self.tmp_dir) self.deploy_env() def check_bridge(pxe_bridge, dha_path): with io.open(dha_path) as yaml_file: dha_struct = yaml.load(yaml_file) if dha_struct['adapter'] != 'libvirt': log('Using Linux Bridge %s for booting up the Fuel Master VM' % pxe_bridge) r = exec_cmd('ip link show %s' % pxe_bridge) if pxe_bridge in r and 'state UP' not in r: err('Linux Bridge {0} is not Active, ' 'bring it UP first: [ip link set dev {0} up]' % pxe_bridge) def parse_arguments(): parser = ArgParser(prog='python %s' % __file__) parser.add_argument('-nf', dest='without_fuel', action='store_true', default=False, help='Do not install Fuel Master (and Node VMs when ' 'using libvirt)') parser.add_argument('iso_file', nargs='?', action='store', default='%s/OPNFV.iso' % CWD, help='ISO File [default: OPNFV.iso]') parser.add_argument('dea_file', action='store', help='Deployment Environment Adapter: dea.yaml') parser.add_argument('dha_file', action='store', help='Deployment Hardware Adapter: dha.yaml') parser.add_argument('storage_dir', nargs='?', action='store', default='%s/images' % CWD, help='Storage Directory [default: images]') parser.add_argument('pxe_bridge', nargs='?', action='store', default='pxebr', help='Linux Bridge for booting up the Fuel Master VM ' '[default: pxebr]') args = parser.parse_args() check_file_exists(args.dea_file) check_file_exists(args.dha_file) if not args.without_fuel: log('Using OPNFV ISO file: %s' % args.iso_file) check_file_exists(args.iso_file) log('Using image directory: %s' % args.storage_dir) create_dir_if_not_exists(args.storage_dir) log('Using bridge %s to boot up Fuel Master VM on it' % args.pxe_bridge) check_bridge(args.pxe_bridge, args.dha_file) return (args.without_fuel, args.storage_dir, args.pxe_bridge, args.iso_file, args.dea_file, args.dha_file) def main(): without_fuel, storage_dir, pxe_bridge, iso_file, dea_file, dha_file = \ parse_arguments() d = AutoDeploy(without_fuel, storage_dir, pxe_bridge, iso_file, dea_file, dha_file) d.deploy() if __name__ == '__main__': main()