#!/usr/bin/env python # vim: tabstop=4 shiftwidth=4 softtabstop=4 # Copyright 2010 United States Government as represented by the # Administrator of the National Aeronautics and Space Administration. # All Rights Reserved. # # 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. # Interactive shell based on Django: # # Copyright (c) 2005, the Lawrence Journal-World # All rights reserved. # # Redistribution and use in source and binary forms, with or without # modification, are permitted provided that the following conditions are met: # # 1. Redistributions of source code must retain the above copyright notice, # this list of conditions and the following disclaimer. # # 2. Redistributions in binary form must reproduce the above copyright # notice, this list of conditions and the following disclaimer in the # documentation and/or other materials provided with the distribution. # # 3. Neither the name of Django nor the names of its contributors may be # used to endorse or promote products derived from this software without # specific prior written permission. # # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. """ CLI interface for nova management. """ import datetime import gettext import glob import json import os import re import sys import time import IPy # If ../nova/__init__.py exists, add ../ to Python search path, so that # it will override what happens to be installed in /usr/(local/)lib/python... possible_topdir = os.path.normpath(os.path.join(os.path.abspath(sys.argv[0]), os.pardir, os.pardir)) if os.path.exists(os.path.join(possible_topdir, 'nova', '__init__.py')): sys.path.insert(0, possible_topdir) gettext.install('nova', unicode=1) from nova import context from nova import crypto from nova import db from nova import exception from nova import flags from nova import log as logging from nova import quota from nova import rpc from nova import utils from nova.api.ec2 import ec2utils from nova.auth import manager from nova.cloudpipe import pipelib from nova.compute import instance_types from nova.db import migration FLAGS = flags.FLAGS flags.DECLARE('fixed_range', 'nova.network.manager') flags.DECLARE('num_networks', 'nova.network.manager') flags.DECLARE('network_size', 'nova.network.manager') flags.DECLARE('vlan_start', 'nova.network.manager') flags.DECLARE('vpn_start', 'nova.network.manager') flags.DECLARE('fixed_range_v6', 'nova.network.manager') flags.DECLARE('images_path', 'nova.image.local') flags.DECLARE('libvirt_type', 'nova.virt.libvirt_conn') flags.DEFINE_flag(flags.HelpFlag()) flags.DEFINE_flag(flags.HelpshortFlag()) flags.DEFINE_flag(flags.HelpXMLFlag()) def param2id(object_id): """Helper function to convert various id types to internal id. args: [object_id], e.g. 'vol-0000000a' or 'volume-0000000a' or '10' """ if '-' in object_id: return ec2utils.ec2_id_to_id(object_id) else: return int(object_id) class VpnCommands(object): """Class for managing VPNs.""" def __init__(self): self.manager = manager.AuthManager() self.pipe = pipelib.CloudPipe() def list(self, project=None): """Print a listing of the VPN data for one or all projects. args: [project=all]""" print "%-12s\t" % 'project', print "%-20s\t" % 'ip:port', print "%-20s\t" % 'private_ip', print "%s" % 'state' if project: projects = [self.manager.get_project(project)] else: projects = self.manager.get_projects() # NOTE(vish): This hits the database a lot. We could optimize # by getting all networks in one query and all vpns # in aother query, then doing lookups by project for project in projects: print "%-12s\t" % project.name, ipport = "%s:%s" % (project.vpn_ip, project.vpn_port) print "%-20s\t" % ipport, ctxt = context.get_admin_context() vpn = db.instance_get_project_vpn(ctxt, project.id) if vpn: address = None state = 'down' if vpn.get('fixed_ip', None): address = vpn['fixed_ip']['address'] if project.vpn_ip and utils.vpn_ping(project.vpn_ip, project.vpn_port): state = 'up' print address, print vpn['host'], print vpn['ec2_id'], print vpn['state_description'], print state else: print None def spawn(self): """Run all VPNs.""" for p in reversed(self.manager.get_projects()): if not self._vpn_for(p.id): print 'spawning %s' % p.id self.pipe.launch_vpn_instance(p.id) time.sleep(10) def run(self, project_id): """Start the VPN for a given project.""" self.pipe.launch_vpn_instance(project_id) def change(self, project_id, ip, port): """Change the ip and port for a vpn. args: project, ip, port""" project = self.manager.get_project(project_id) if not project: print 'No project %s' % (project_id) return admin = context.get_admin_context() network_ref = db.project_get_network(admin, project_id) db.network_update(admin, network_ref['id'], {'vpn_public_address': ip, 'vpn_public_port': int(port)}) class ShellCommands(object): def bpython(self): """Runs a bpython shell. Falls back to Ipython/python shell if unavailable""" self.run('bpython') def ipython(self): """Runs an Ipython shell. Falls back to Python shell if unavailable""" self.run('ipython') def python(self): """Runs a python shell. Falls back to Python shell if unavailable""" self.run('python') def run(self, shell=None): """Runs a Python interactive interpreter. args: [shell=bpython]""" if not shell: shell = 'bpython' if shell == 'bpython': try: import bpython bpython.embed() except ImportError: shell = 'ipython' if shell == 'ipython': try: import IPython # Explicitly pass an empty list as arguments, because # otherwise IPython would use sys.argv from this script. shell = IPython.Shell.IPShell(argv=[]) shell.mainloop() except ImportError: shell = 'python' if shell == 'python': import code try: # Try activating rlcompleter, because it's handy. import readline except ImportError: pass else: # We don't have to wrap the following import in a 'try', # because we already know 'readline' was imported successfully. import rlcompleter readline.parse_and_bind("tab:complete") code.interact() def script(self, path): """Runs the script from the specifed path with flags set properly. arguments: path""" exec(compile(open(path).read(), path, 'exec'), locals(), globals()) class RoleCommands(object): """Class for managing roles.""" def __init__(self): self.manager = manager.AuthManager() def add(self, user, role, project=None): """adds role to user if project is specified, adds project specific role arguments: user, role [project]""" self.manager.add_role(user, role, project) def has(self, user, role, project=None): """checks to see if user has role if project is specified, returns True if user has the global role and the project role arguments: user, role [project]""" print self.manager.has_role(user, role, project) def remove(self, user, role, project=None): """removes role from user if project is specified, removes project specific role arguments: user, role [project]""" self.manager.remove_role(user, role, project) def _db_error(caught_exception): print caught_exception print _("The above error may show that the database has not " "been created.\nPlease create a database using " "'nova-manage db sync' before running this command.") exit(1) class UserCommands(object): """Class for managing users.""" @staticmethod def _print_export(user): """Print export variables to use with API.""" print 'export EC2_ACCESS_KEY=%s' % user.access print 'export EC2_SECRET_KEY=%s' % user.secret def __init__(self): self.manager = manager.AuthManager() def admin(self, name, access=None, secret=None): """creates a new admin and prints exports arguments: name [access] [secret]""" try: user = self.manager.create_user(name, access, secret, True) except exception.DBError, e: _db_error(e) self._print_export(user) def create(self, name, access=None, secret=None): """creates a new user and prints exports arguments: name [access] [secret]""" try: user = self.manager.create_user(name, access, secret, False) except exception.DBError, e: _db_error(e) self._print_export(user) def delete(self, name): """deletes an existing user arguments: name""" self.manager.delete_user(name) def exports(self, name): """prints access and secrets for user in export format arguments: name""" user = self.manager.get_user(name) if user: self._print_export(user) else: print "User %s doesn't exist" % name def list(self): """lists all users arguments: """ for user in self.manager.get_users(): print user.name def modify(self, name, access_key, secret_key, is_admin): """update a users keys & admin flag arguments: accesskey secretkey admin leave any field blank to ignore it, admin should be 'T', 'F', or blank """ if not is_admin: is_admin = None elif is_admin.upper()[0] == 'T': is_admin = True else: is_admin = False self.manager.modify_user(name, access_key, secret_key, is_admin) def revoke(self, user_id, project_id=None): """revoke certs for a user arguments: user_id [project_id]""" if project_id: crypto.revoke_certs_by_user_and_project(user_id, project_id) else: crypto.revoke_certs_by_user(user_id) class ProjectCommands(object): """Class for managing projects.""" def __init__(self): self.manager = manager.AuthManager() def add(self, project_id, user_id): """Adds user to project arguments: project_id user_id""" self.manager.add_to_project(user_id, project_id) def create(self, name, project_manager, description=None): """Creates a new project arguments: name project_manager [description]""" self.manager.create_project(name, project_manager, description) def modify(self, name, project_manager, description=None): """Modifies a project arguments: name project_manager [description]""" self.manager.modify_project(name, project_manager, description) def delete(self, name): """Deletes an existing project arguments: name""" self.manager.delete_project(name) def environment(self, project_id, user_id, filename='novarc'): """Exports environment variables to an sourcable file arguments: project_id user_id [filename='novarc]""" rc = self.manager.get_environment_rc(user_id, project_id) with open(filename, 'w') as f: f.write(rc) def list(self): """Lists all projects arguments: """ for project in self.manager.get_projects(): print project.name def quota(self, project_id, key=None, value=None): """Set or display quotas for project arguments: project_id [key] [value]""" ctxt = context.get_admin_context() if key: quo = {'project_id': project_id, key: value} try: db.quota_update(ctxt, project_id, quo) except exception.NotFound: db.quota_create(ctxt, quo) project_quota = quota.get_quota(ctxt, project_id) for key, value in project_quota.iteritems(): print '%s: %s' % (key, value) def remove(self, project_id, user_id): """Removes user from project arguments: project_id user_id""" self.manager.remove_from_project(user_id, project_id) def scrub(self, project_id): """Deletes data associated with project arguments: project_id""" ctxt = context.get_admin_context() network_ref = db.project_get_network(ctxt, project_id) db.network_disassociate(ctxt, network_ref['id']) groups = db.security_group_get_by_project(ctxt, project_id) for group in groups: db.security_group_destroy(ctxt, group['id']) def zipfile(self, project_id, user_id, filename='nova.zip'): """Exports credentials for project to a zip file arguments: project_id user_id [filename='nova.zip]""" try: zip_file = self.manager.get_credentials(user_id, project_id) with open(filename, 'w') as f: f.write(zip_file) except db.api.NoMoreNetworks: print _('No more networks available. If this is a new ' 'installation, you need\nto call something like this:\n\n' ' nova-manage network create 10.0.0.0/8 10 64\n\n') except exception.ProcessExecutionError, e: print e print _("The above error may show that the certificate db has not " "been created.\nPlease create a database by running a " "nova-api server on this host.") AccountCommands = ProjectCommands class FixedIpCommands(object): """Class for managing fixed ip.""" def list(self, host=None): """Lists all fixed ips (optionally by host) arguments: [host]""" ctxt = context.get_admin_context() try: if host == None: fixed_ips = db.fixed_ip_get_all(ctxt) else: fixed_ips = db.fixed_ip_get_all_by_host(ctxt, host) except exception.NotFound as ex: print "error: %s" % ex sys.exit(2) print "%-18s\t%-15s\t%-17s\t%-15s\t%s" % (_('network'), _('IP address'), _('MAC address'), _('hostname'), _('host')) for fixed_ip in fixed_ips: hostname = None host = None mac_address = None if fixed_ip['instance']: instance = fixed_ip['instance'] hostname = instance['hostname'] host = instance['host'] mac_address = instance['mac_address'] print "%-18s\t%-15s\t%-17s\t%-15s\t%s" % ( fixed_ip['network']['cidr'], fixed_ip['address'], mac_address, hostname, host) class FloatingIpCommands(object): """Class for managing floating ip.""" def create(self, host, range): """Creates floating ips for host by range arguments: host ip_range""" for address in IPy.IP(range): db.floating_ip_create(context.get_admin_context(), {'address': str(address), 'host': host}) def delete(self, ip_range): """Deletes floating ips by range arguments: range""" for address in IPy.IP(ip_range): db.floating_ip_destroy(context.get_admin_context(), str(address)) def list(self, host=None): """Lists all floating ips (optionally by host) arguments: [host]""" ctxt = context.get_admin_context() if host == None: floating_ips = db.floating_ip_get_all(ctxt) else: floating_ips = db.floating_ip_get_all_by_host(ctxt, host) for floating_ip in floating_ips: instance = None if floating_ip['fixed_ip']: instance = floating_ip['fixed_ip']['instance']['ec2_id'] print "%s\t%s\t%s" % (floating_ip['host'], floating_ip['address'], instance) class NetworkCommands(object): """Class for managing networks.""" def create(self, fixed_range=None, num_networks=None, network_size=None, vlan_start=None, vpn_start=None, fixed_range_v6=None, label='public'): """Creates fixed ips for host by range arguments: fixed_range=FLAG, [num_networks=FLAG], [network_size=FLAG], [vlan_start=FLAG], [vpn_start=FLAG], [fixed_range_v6=FLAG]""" if not fixed_range: raise TypeError(_('Fixed range in the form of 10.0.0.0/8 is ' 'required to create networks.')) if not num_networks: num_networks = FLAGS.num_networks if not network_size: network_size = FLAGS.network_size if not vlan_start: vlan_start = FLAGS.vlan_start if not vpn_start: vpn_start = FLAGS.vpn_start if not fixed_range_v6: fixed_range_v6 = FLAGS.fixed_range_v6 net_manager = utils.import_object(FLAGS.network_manager) net_manager.create_networks(context.get_admin_context(), cidr=fixed_range, num_networks=int(num_networks), network_size=int(network_size), vlan_start=int(vlan_start), vpn_start=int(vpn_start), cidr_v6=fixed_range_v6, label=label) def list(self): """List all created networks""" print "%-18s\t%-15s\t%-15s\t%-15s" % (_('network'), _('netmask'), _('start address'), 'DNS') for network in db.network_get_all(context.get_admin_context()): print "%-18s\t%-15s\t%-15s\t%-15s" % (network.cidr, network.netmask, network.dhcp_start, network.dns) def delete(self, fixed_range): """Deletes a network""" network = db.network_get_by_cidr(context.get_admin_context(), \ fixed_range) if network.project_id is not None: raise ValueError(_('Network must be disassociated from project %s' ' before delete' % network.project_id)) db.network_delete_safe(context.get_admin_context(), network.id) class VmCommands(object): """Class for mangaging VM instances.""" def list(self, host=None): """Show a list of all instances :param host: show all instance on specified host. :param instance: show specificed instance. """ print "%-10s %-15s %-10s %-10s %-19s %-12s %-12s %-12s" \ " %-10s %-10s %-10s %-5s" % ( _('instance'), _('node'), _('type'), _('state'), _('launched'), _('image'), _('kernel'), _('ramdisk'), _('project'), _('user'), _('zone'), _('index')) if host == None: instances = db.instance_get_all(context.get_admin_context()) else: instances = db.instance_get_all_by_host( context.get_admin_context(), host) for instance in instances: print "%-10s %-15s %-10s %-10s %-19s %-12s %-12s %-12s" \ " %-10s %-10s %-10s %-5d" % ( instance['hostname'], instance['host'], instance['instance_type'], instance['state_description'], instance['launched_at'], instance['image_id'], instance['kernel_id'], instance['ramdisk_id'], instance['project_id'], instance['user_id'], instance['availability_zone'], instance['launch_index']) def live_migration(self, ec2_id, dest): """Migrates a running instance to a new machine. :param ec2_id: instance id which comes from euca-describe-instance. :param dest: destination host name. """ ctxt = context.get_admin_context() instance_id = ec2utils.ec2_id_to_id(ec2_id) if (FLAGS.connection_type != 'libvirt' or (FLAGS.connection_type == 'libvirt' and FLAGS.libvirt_type not in ['kvm', 'qemu'])): msg = _('Only KVM and QEmu are supported for now. Sorry!') raise exception.Error(msg) if (FLAGS.volume_driver != 'nova.volume.driver.AOEDriver' and \ FLAGS.volume_driver != 'nova.volume.driver.ISCSIDriver'): msg = _("Support only AOEDriver and ISCSIDriver. Sorry!") raise exception.Error(msg) rpc.call(ctxt, FLAGS.scheduler_topic, {"method": "live_migration", "args": {"instance_id": instance_id, "dest": dest, "topic": FLAGS.compute_topic}}) print _('Migration of %s initiated.' 'Check its progress using euca-describe-instances.') % ec2_id class ServiceCommands(object): """Enable and disable running services""" def list(self, host=None, service=None): """Show a list of all running services. Filter by host & service name. args: [host] [service]""" ctxt = context.get_admin_context() now = datetime.datetime.utcnow() services = db.service_get_all(ctxt) if host: services = [s for s in services if s['host'] == host] if service: services = [s for s in services if s['binary'] == service] for svc in services: delta = now - (svc['updated_at'] or svc['created_at']) alive = (delta.seconds <= 15) art = (alive and ":-)") or "XXX" active = 'enabled' if svc['disabled']: active = 'disabled' print "%-10s %-10s %-8s %s %s" % (svc['host'], svc['binary'], active, art, svc['updated_at']) def enable(self, host, service): """Enable scheduling for a service args: host service""" ctxt = context.get_admin_context() svc = db.service_get_by_args(ctxt, host, service) if not svc: print "Unable to find service" return db.service_update(ctxt, svc['id'], {'disabled': False}) def disable(self, host, service): """Disable scheduling for a service args: host service""" ctxt = context.get_admin_context() svc = db.service_get_by_args(ctxt, host, service) if not svc: print "Unable to find service" return db.service_update(ctxt, svc['id'], {'disabled': True}) def describe_resource(self, host): """Describes cpu/memory/hdd info for host. :param host: hostname. """ result = rpc.call(context.get_admin_context(), FLAGS.scheduler_topic, {"method": "show_host_resources", "args": {"host": host}}) if type(result) != dict: print _('An unexpected error has occurred.') print _('[Result]'), result else: cpu = result['resource']['vcpus'] mem = result['resource']['memory_mb'] hdd = result['resource']['local_gb'] cpu_u = result['resource']['vcpus_used'] mem_u = result['resource']['memory_mb_used'] hdd_u = result['resource']['local_gb_used'] print 'HOST\t\t\tPROJECT\t\tcpu\tmem(mb)\tdisk(gb)' print '%s(total)\t\t\t%s\t%s\t%s' % (host, cpu, mem, hdd) print '%s(used)\t\t\t%s\t%s\t%s' % (host, cpu_u, mem_u, hdd_u) for p_id, val in result['usage'].items(): print '%s\t\t%s\t\t%s\t%s\t%s' % (host, p_id, val['vcpus'], val['memory_mb'], val['local_gb']) def update_resource(self, host): """Updates available vcpu/memory/disk info for host. :param host: hostname. """ ctxt = context.get_admin_context() service_refs = db.service_get_all_by_host(ctxt, host) if len(service_refs) <= 0: raise exception.Invalid(_('%s does not exist.') % host) service_refs = [s for s in service_refs if s['topic'] == 'compute'] if len(service_refs) <= 0: raise exception.Invalid(_('%s is not compute node.') % host) rpc.call(ctxt, db.queue_get_for(ctxt, FLAGS.compute_topic, host), {"method": "update_available_resource"}) class DbCommands(object): """Class for managing the database.""" def __init__(self): pass def sync(self, version=None): """Sync the database up to the most recent version.""" return migration.db_sync(version) def version(self): """Print the current database version.""" print migration.db_version() class VolumeCommands(object): """Methods for dealing with a cloud in an odd state""" def delete(self, volume_id): """Delete a volume, bypassing the check that it must be available. args: volume_id_id""" ctxt = context.get_admin_context() volume = db.volume_get(ctxt, param2id(volume_id)) host = volume['host'] if not host: print "Volume not yet assigned to host." print "Deleting volume from database and skipping rpc." db.volume_destroy(ctxt, param2id(volume_id)) return if volume['status'] == 'in-use': print "Volume is in-use." print "Detach volume from instance and then try again." return rpc.cast(ctxt, db.queue_get_for(ctxt, FLAGS.volume_topic, host), {"method": "delete_volume", "args": {"volume_id": volume['id']}}) def reattach(self, volume_id): """Re-attach a volume that has previously been attached to an instance. Typically called after a compute host has been rebooted. args: volume_id_id""" ctxt = context.get_admin_context() volume = db.volume_get(ctxt, param2id(volume_id)) if not volume['instance_id']: print "volume is not attached to an instance" return instance = db.instance_get(ctxt, volume['instance_id']) host = instance['host'] rpc.cast(ctxt, db.queue_get_for(ctxt, FLAGS.compute_topic, host), {"method": "attach_volume", "args": {"instance_id": instance['id'], "volume_id": volume['id'], "mountpoint": volume['mountpoint']}}) class InstanceTypeCommands(object): """Class for managing instance types / flavors.""" def _print_instance_types(self, n, val): deleted = ('', ', inactive')[val["deleted"] == 1] print ("%s: Memory: %sMB, VCPUS: %s, Storage: %sGB, FlavorID: %s, " "Swap: %sGB, RXTX Quota: %sGB, RXTX Cap: %sMB%s") % ( n, val["memory_mb"], val["vcpus"], val["local_gb"], val["flavorid"], val["swap"], val["rxtx_quota"], val["rxtx_cap"], deleted) def create(self, name, memory, vcpus, local_gb, flavorid, swap=0, rxtx_quota=0, rxtx_cap=0): """Creates instance types / flavors arguments: name memory vcpus local_gb flavorid [swap] [rxtx_quota] [rxtx_cap] """ try: instance_types.create(name, memory, vcpus, local_gb, flavorid, swap, rxtx_quota, rxtx_cap) except exception.InvalidInputException: print "Must supply valid parameters to create instance type" print e sys.exit(1) except exception.DBError, e: print "DB Error: %s" % e sys.exit(2) except: print "Unknown error" sys.exit(3) else: print "%s created" % name def delete(self, name, purge=None): """Marks instance types / flavors as deleted arguments: name""" try: if purge == "--purge": instance_types.purge(name) verb = "purged" else: instance_types.destroy(name) verb = "deleted" except exception.ApiError: print "Valid instance type name is required" sys.exit(1) except exception.DBError, e: print "DB Error: %s" % e sys.exit(2) except: sys.exit(3) else: print "%s %s" % (name, verb) def list(self, name=None): """Lists all active or specific instance types / flavors arguments: [name]""" try: if name == None: inst_types = instance_types.get_all_types() elif name == "--all": inst_types = instance_types.get_all_types(True) else: inst_types = instance_types.get_instance_type_by_name(name) except exception.DBError, e: _db_error(e) if isinstance(inst_types.values()[0], dict): for k, v in inst_types.iteritems(): self._print_instance_types(k, v) else: self._print_instance_types(name, inst_types) class ImageCommands(object): """Methods for dealing with a cloud in an odd state""" def __init__(self, *args, **kwargs): self.image_service = utils.import_object(FLAGS.image_service) def _register(self, container_format, disk_format, path, owner, name=None, is_public='T', architecture='x86_64', kernel_id=None, ramdisk_id=None): meta = {'is_public': (is_public == 'T'), 'name': name, 'container_format': container_format, 'disk_format': disk_format, 'properties': {'image_state': 'available', 'project_id': owner, 'architecture': architecture, 'image_location': 'local'}} if kernel_id: meta['properties']['kernel_id'] = int(kernel_id) if ramdisk_id: meta['properties']['ramdisk_id'] = int(ramdisk_id) elevated = context.get_admin_context() try: with open(path) as ifile: image = self.image_service.create(elevated, meta, ifile) new = image['id'] print _("Image registered to %(new)s (%(new)08x).") % locals() return new except Exception as exc: print _("Failed to register %(path)s: %(exc)s") % locals() def all_register(self, image, kernel, ramdisk, owner, name=None, is_public='T', architecture='x86_64'): """Uploads an image, kernel, and ramdisk into the image_service arguments: image kernel ramdisk owner [name] [is_public='T'] [architecture='x86_64']""" kernel_id = self.kernel_register(kernel, owner, None, is_public, architecture) ramdisk_id = self.ramdisk_register(ramdisk, owner, None, is_public, architecture) self.image_register(image, owner, name, is_public, architecture, 'ami', 'ami', kernel_id, ramdisk_id) def image_register(self, path, owner, name=None, is_public='T', architecture='x86_64', container_format='bare', disk_format='raw', kernel_id=None, ramdisk_id=None): """Uploads an image into the image_service arguments: path owner [name] [is_public='T'] [architecture='x86_64'] [container_format='bare'] [disk_format='raw'] [kernel_id=None] [ramdisk_id=None] """ return self._register(container_format, disk_format, path, owner, name, is_public, architecture, kernel_id, ramdisk_id) def kernel_register(self, path, owner, name=None, is_public='T', architecture='x86_64'): """Uploads a kernel into the image_service arguments: path owner [name] [is_public='T'] [architecture='x86_64'] """ return self._register('aki', 'aki', path, owner, name, is_public, architecture) def ramdisk_register(self, path, owner, name=None, is_public='T', architecture='x86_64'): """Uploads a ramdisk into the image_service arguments: path owner [name] [is_public='T'] [architecture='x86_64'] """ return self._register('ari', 'ari', path, owner, name, is_public, architecture) def _lookup(self, old_image_id): try: internal_id = ec2utils.ec2_id_to_id(old_image_id) image = self.image_service.show(context, internal_id) except exception.NotFound: image = self.image_service.show_by_name(context, old_image_id) return image['id'] def _old_to_new(self, old): mapping = {'machine': 'ami', 'kernel': 'aki', 'ramdisk': 'ari'} container_format = mapping[old['type']] disk_format = container_format if container_format == 'ami' and not old.get('kernelId'): container_format = 'bare' disk_format = 'raw' new = {'disk_format': disk_format, 'container_format': container_format, 'is_public': old['isPublic'], 'name': old['imageId'], 'properties': {'image_state': old['imageState'], 'project_id': old['imageOwnerId'], 'architecture': old['architecture'], 'image_location': old['imageLocation']}} if old.get('kernelId'): new['properties']['kernel_id'] = self._lookup(old['kernelId']) if old.get('ramdiskId'): new['properties']['ramdisk_id'] = self._lookup(old['ramdiskId']) return new def _convert_images(self, images): elevated = context.get_admin_context() for image_path, image_metadata in images.iteritems(): meta = self._old_to_new(image_metadata) old = meta['name'] try: with open(image_path) as ifile: image = self.image_service.create(elevated, meta, ifile) new = image['id'] print _("Image %(old)s converted to " \ "%(new)s (%(new)08x).") % locals() except Exception as exc: print _("Failed to convert %(old)s: %(exc)s") % locals() def convert(self, directory): """Uploads old objectstore images in directory to new service arguments: directory""" machine_images = {} other_images = {} directory = os.path.abspath(directory) # NOTE(vish): If we're importing from the images path dir, attempt # to move the files out of the way before importing # so we aren't writing to the same directory. This # may fail if the dir was a mointpoint. if (FLAGS.image_service == 'nova.image.local.LocalImageService' and directory == os.path.abspath(FLAGS.images_path)): new_dir = "%s_bak" % directory os.move(directory, new_dir) os.mkdir(directory) directory = new_dir for fn in glob.glob("%s/*/info.json" % directory): try: image_path = os.path.join(fn.rpartition('/')[0], 'image') with open(fn) as metadata_file: image_metadata = json.load(metadata_file) if image_metadata['type'] == 'machine': machine_images[image_path] = image_metadata else: other_images[image_path] = image_metadata except Exception as exc: print _("Failed to load %(fn)s.") % locals() # NOTE(vish): do kernels and ramdisks first so images self._convert_images(other_images) self._convert_images(machine_images) CATEGORIES = [ ('user', UserCommands), ('account', AccountCommands), ('project', ProjectCommands), ('role', RoleCommands), ('shell', ShellCommands), ('vpn', VpnCommands), ('fixed', FixedIpCommands), ('floating', FloatingIpCommands), ('network', NetworkCommands), ('vm', VmCommands), ('service', ServiceCommands), ('db', DbCommands), ('volume', VolumeCommands), ('instance_type', InstanceTypeCommands), ('image', ImageCommands), ('flavor', InstanceTypeCommands)] def lazy_match(name, key_value_tuples): """Finds all objects that have a key that case insensitively contains [name] key_value_tuples is a list of tuples of the form (key, value) returns a list of tuples of the form (key, value)""" result = [] for (k, v) in key_value_tuples: if k.lower().find(name.lower()) == 0: result.append((k, v)) if len(result) == 0: print "%s does not match any options:" % name for k, _v in key_value_tuples: print "\t%s" % k sys.exit(2) if len(result) > 1: print "%s matched multiple options:" % name for k, _v in result: print "\t%s" % k sys.exit(2) return result def methods_of(obj): """Get all callable methods of an object that don't start with underscore returns a list of tuples of the form (method_name, method)""" result = [] for i in dir(obj): if callable(getattr(obj, i)) and not i.startswith('_'): result.append((i, getattr(obj, i))) return result def main(): """Parse options and call the appropriate class/method.""" utils.default_flagfile() argv = FLAGS(sys.argv) logging.setup() script_name = argv.pop(0) if len(argv) < 1: print script_name + " category action []" print _("Available categories:") for k, _v in CATEGORIES: print "\t%s" % k sys.exit(2) category = argv.pop(0) matches = lazy_match(category, CATEGORIES) # instantiate the command group object category, fn = matches[0] command_object = fn() actions = methods_of(command_object) if len(argv) < 1: print script_name + " category action []" print _("Available actions for %s category:") % category for k, _v in actions: print "\t%s" % k sys.exit(2) action = argv.pop(0) matches = lazy_match(action, actions) action, fn = matches[0] # call the action with the remaining arguments try: fn(*argv) sys.exit(0) except TypeError: print _("Possible wrong number of arguments supplied") print "%s %s: %s" % (category, action, fn.__doc__) raise except Exception: print _("Command failed, please check log for more info") raise if __name__ == '__main__': main()