def get_key(self, exclusive=True):
keylist = [super(PlenaryClusterObject, self).get_key(exclusive=exclusive)]
if not inspect(self.dbobj).deleted:
keylist.append(PlenaryKey(exclusive=False,
personality=self.dbobj.personality,
logger=self.logger))
for si in self.dbobj.service_bindings:
keylist.append(PlenaryKey(exclusive=False, service_instance=si,
logger=self.logger))
for srv in self.dbobj.services_provided:
keylist.append(PlenaryKey(exclusive=False,
service_instance=srv.service_instance,
logger=self.logger))
if self.dbobj.metacluster:
keylist.append(PlenaryKey(exclusive=False,
cluster_member=self.dbobj.metacluster,
logger=self.logger))
if isinstance(self.dbobj, EsxCluster) and self.dbobj.network_device:
# TODO: this should become a CompileKey if we start generating
# profiles for switches
keylist.append(PlenaryKey(exclusive=False,
network_device=self.dbobj.network_device,
logger=self.logger))
return CompileKey.merge(keylist)
def compile(self, session, dbhost, logger, keepbindings):
chooser = Chooser(dbhost, logger=logger,
required_only=not(keepbindings))
chooser.set_required()
chooser.flush_changes()
hosts = chooser.changed_server_fqdns()
hosts.add(dbhost.fqdn)
# Force a host lock as pan might overwrite the profile...
key = chooser.get_write_key()
for fqdn in hosts:
key = CompileKey.merge([key, CompileKey(domain=dbhost.branch.name,
profile=fqdn,
logger=logger)])
try:
lock_queue.acquire(key)
chooser.write_plenary_templates(locked=True)
td = TemplateDomain(dbhost.branch, dbhost.sandbox_author,
logger=logger)
td.compile(session, only=hosts, locked=True)
except:
if chooser:
chooser.restore_stash()
# Okay, cleaned up templates, make sure the caller knows
# we've aborted so that DB can be appropriately rollback'd.
raise
finally:
lock_queue.release(key)
return
def del_resource(session, logger, dbresource, dsdb_callback=None, **arguments):
holder = dbresource.holder
holder_plenary = Plenary.get_plenary(holder.holder_object, logger=logger)
remove_plenary = Plenary.get_plenary(dbresource, logger=logger)
domain = holder.holder_object.branch.name
holder.resources.remove(dbresource)
session.flush()
key = CompileKey.merge(
[remove_plenary.get_remove_key(),
holder_plenary.get_write_key()])
try:
lock_queue.acquire(key)
remove_plenary.stash()
try:
holder_plenary.write(locked=True)
except IncompleteError:
holder_plenary.cleanup(domain, locked=True)
remove_plenary.remove(locked=True)
if dsdb_callback:
dsdb_callback(session, logger, holder, dbresource, **arguments)
except:
holder_plenary.restore_stash()
remove_plenary.restore_stash()
raise
finally:
lock_queue.release(key)
return
def render(self, session, logger, machine, disk, controller, size, all,
dbuser, **arguments):
# Handle deprecated arguments
if arguments.get("type", None):
self.deprecated_option("type",
"Please use --controller instead.",
logger=logger,
**arguments)
controller = arguments["type"]
if arguments.get("capacity", None):
self.deprecated_option("capacity",
"Please use --size instead.",
logger=logger,
**arguments)
size = arguments["capacity"]
dbmachine = Machine.get_unique(session, machine, compel=True)
q = session.query(Disk).filter_by(machine=dbmachine)
if disk:
q = q.filter_by(device_name=disk)
if controller:
if controller not in controller_types:
raise ArgumentError("%s is not a valid controller type, use "
"one of: %s." %
(controller, ", ".join(controller_types)))
q = q.filter_by(controller_type=controller)
if size is not None:
q = q.filter_by(capacity=size)
results = q.all()
if len(results) == 0:
raise NotFoundException("No disks found.")
elif len(results) > 1 and not all:
raise ArgumentError("More than one matching disks found. "
"Use --all to delete them all.")
for result in results:
session.delete(result)
session.flush()
session.expire(dbmachine, ['disks'])
plenary_machine = Plenary.get_plenary(dbmachine, logger=logger)
key = plenary_machine.get_write_key()
dbcontainer = dbmachine.vm_container
if dbcontainer:
plenary_container = Plenary.get_plenary(dbcontainer, logger=logger)
key = CompileKey.merge([key, plenary_container.get_write_key()])
try:
lock_queue.acquire(key)
if dbcontainer:
plenary_container.write(locked=True)
plenary_machine.write(locked=True)
except:
plenary_machine.restore_stash()
if dbcontainer:
plenary_container.restore_stash()
raise
finally:
lock_queue.release(key)
def add_resource(session, logger, holder, dbresource, dsdb_callback=None,
**arguments):
if dbresource not in holder.resources:
holder.resources.append(dbresource)
holder_plenary = Plenary.get_plenary(holder.holder_object, logger=logger)
res_plenary = Plenary.get_plenary(dbresource, logger=logger)
domain = holder.holder_object.branch.name
session.flush()
key = CompileKey.merge([res_plenary.get_write_key(),
holder_plenary.get_write_key()])
try:
lock_queue.acquire(key)
res_plenary.write(locked=True)
try:
holder_plenary.write(locked=True)
except IncompleteError:
holder_plenary.cleanup(domain, locked=True)
if dsdb_callback:
dsdb_callback(session, logger, dbresource, **arguments)
except:
res_plenary.restore_stash()
holder_plenary.restore_stash()
raise
finally:
lock_queue.release(key)
return
def render(self, session, logger, switch, **arguments):
dbswitch = Switch.get_unique(session, switch, compel=True)
# Check and complain if the switch has any other addresses than its
# primary address
addrs = []
for addr in dbswitch.all_addresses():
if addr.ip == dbswitch.primary_ip:
continue
addrs.append(str(addr.ip))
if addrs:
raise ArgumentError("{0} still provides the following addresses, "
"delete them first: {1}.".format
(dbswitch, ", ".join(addrs)))
dbdns_rec = dbswitch.primary_name
ip = dbswitch.primary_ip
old_fqdn = str(dbswitch.primary_name.fqdn)
old_comments = dbswitch.comments
session.delete(dbswitch)
if dbdns_rec:
delete_dns_record(dbdns_rec)
session.flush()
# Any switch ports hanging off this switch should be deleted with
# the cascade delete of the switch.
switch_plenary = Plenary.get_plenary(dbswitch, logger=logger)
# clusters connected to this switch
plenaries = PlenaryCollection(logger=logger)
for dbcluster in dbswitch.esx_clusters:
plenaries.append(Plenary.get_plenary(dbcluster))
key = CompileKey.merge([switch_plenary.get_remove_key(),
plenaries.get_write_key()])
try:
lock_queue.acquire(key)
switch_plenary.stash()
plenaries.write(locked=True)
switch_plenary.remove(locked=True)
if ip:
dsdb_runner = DSDBRunner(logger=logger)
# FIXME: restore interface name/MAC on rollback
dsdb_runner.delete_host_details(old_fqdn, ip, comments=old_comments)
dsdb_runner.commit_or_rollback("Could not remove switch from DSDB")
return
except:
plenaries.restore_stash()
switch_plenary.restore_stash()
raise
finally:
lock_queue.release(key)
def render(self, session, logger, machine, disk, controller, size, all,
dbuser, **arguments):
# Handle deprecated arguments
if arguments.get("type", None):
self.deprecated_option("type", "Please use --controller instead.",
logger=logger, **arguments)
controller = arguments["type"]
if arguments.get("capacity", None):
self.deprecated_option("capacity", "Please use --size instead.",
logger=logger, **arguments)
size = arguments["capacity"]
dbmachine = Machine.get_unique(session, machine, compel=True)
q = session.query(Disk).filter_by(machine=dbmachine)
if disk:
q = q.filter_by(device_name=disk)
if controller:
if controller not in controller_types:
raise ArgumentError("%s is not a valid controller type, use "
"one of: %s." % (controller,
", ".join(controller_types)
))
q = q.filter_by(controller_type=controller)
if size is not None:
q = q.filter_by(capacity=size)
results = q.all()
if len(results) == 0:
raise NotFoundException("No disks found.")
elif len(results) > 1 and not all:
raise ArgumentError("More than one matching disks found. "
"Use --all to delete them all.")
for result in results:
session.delete(result)
session.flush()
session.expire(dbmachine, ['disks'])
plenary_machine = Plenary.get_plenary(dbmachine, logger=logger)
key = plenary_machine.get_write_key()
dbcontainer = dbmachine.vm_container
if dbcontainer:
plenary_container = Plenary.get_plenary(dbcontainer, logger=logger)
key = CompileKey.merge([key, plenary_container.get_write_key()])
try:
lock_queue.acquire(key)
if dbcontainer:
plenary_container.write(locked=True)
plenary_machine.write(locked=True)
except:
plenary_machine.restore_stash()
if dbcontainer:
plenary_container.restore_stash()
raise
finally:
lock_queue.release(key)
def render(self, session, logger, domain, sandbox,
pancinclude, pancexclude, pancdebug, cleandeps,
**arguments):
(dbdomain, dbauthor) = get_branch_and_author(session, logger,
domain=domain,
sandbox=sandbox,
compel=True)
# Grab a shared lock on personalities and services used by the domain.
# Object templates (hosts, clusters) are protected by the domain lock.
plenaries = PlenaryCollection(logger=logger)
q1 = session.query(Personality)
q1 = q1.join(Host)
q1 = q1.filter(and_(Host.branch == dbdomain,
Host.sandbox_author == dbauthor))
q1 = q1.reset_joinpoint()
q1 = q1.options(joinedload('paramholder'),
subqueryload('paramholder.parameters'))
q2 = session.query(Personality)
q2 = q2.join(Cluster)
q2 = q2.filter(and_(Cluster.branch == dbdomain,
Cluster.sandbox_author == dbauthor))
q2 = q2.reset_joinpoint()
q2 = q2.options(joinedload('paramholder'),
subqueryload('paramholder.parameters'))
for dbpers in q1.union(q2):
plenaries.append(Plenary.get_plenary(dbpers))
q1 = session.query(ServiceInstance)
q1 = q1.join(ServiceInstance.clients)
q1 = q1.filter(and_(Host.branch == dbdomain,
Host.sandbox_author == dbauthor))
q2 = session.query(ServiceInstance)
q2 = q2.join(ServiceInstance.cluster_clients)
q2 = q2.filter(and_(Cluster.branch == dbdomain,
Cluster.sandbox_author == dbauthor))
for si in q1.union(q2):
plenaries.append(Plenary.get_plenary(si))
if pancdebug:
pancinclude = r'.*'
pancexclude = r'components/spma/functions'
dom = TemplateDomain(dbdomain, dbauthor, logger=logger)
with CompileKey.merge([CompileKey(domain=dbdomain.name, logger=logger),
plenaries.get_key(exclusive=False)]):
dom.compile(session,
panc_debug_include=pancinclude,
panc_debug_exclude=pancexclude,
cleandeps=cleandeps,
locked=True)
return
def render(self, session, logger, network_device, **arguments):
dbnetdev = NetworkDevice.get_unique(session, network_device, compel=True)
# Check and complain if the network device has any other addresses than its
# primary address
addrs = []
for addr in dbnetdev.all_addresses():
if addr.ip == dbnetdev.primary_ip:
continue
addrs.append(str(addr.ip))
if addrs:
raise ArgumentError("{0} still provides the following addresses, "
"delete them first: {1}.".format
(dbnetdev, ", ".join(addrs)))
dbdns_rec = dbnetdev.primary_name
ip = dbnetdev.primary_ip
old_fqdn = str(dbnetdev.primary_name.fqdn)
old_comments = dbnetdev.comments
session.delete(dbnetdev)
if dbdns_rec:
delete_dns_record(dbdns_rec)
session.flush()
# Any network device ports hanging off this network device should be deleted with
# the cascade delete of the network device.
netdev_plenary = Plenary.get_plenary(dbnetdev, logger=logger)
# clusters connected to this network device
plenaries = PlenaryCollection(logger=logger)
for dbcluster in dbnetdev.esx_clusters:
plenaries.append(Plenary.get_plenary(dbcluster))
with CompileKey.merge([netdev_plenary.get_key(), plenaries.get_key()]):
netdev_plenary.stash()
try:
plenaries.write(locked=True)
netdev_plenary.remove(locked=True)
if ip:
dsdb_runner = DSDBRunner(logger=logger)
# FIXME: restore interface name/MAC on rollback
dsdb_runner.delete_host_details(old_fqdn, ip,
comments=old_comments)
dsdb_runner.commit_or_rollback("Could not remove network device "
"from DSDB")
except:
plenaries.restore_stash()
netdev_plenary.restore_stash()
raise
return
def get_key(self, exclusive=True):
keylist = [super(PlenaryMetaClusterObject, self).get_key(exclusive=exclusive)]
if not inspect(self.dbobj).deleted:
keylist.append(PlenaryKey(exclusive=False,
personality=self.dbobj.personality,
logger=self.logger))
for si in self.dbobj.service_bindings:
keylist.append(PlenaryKey(exclusive=False, service_instance=si,
logger=self.logger))
return CompileKey.merge(keylist)
def render(self, session, logger, list, domain, sandbox, force,
**arguments):
dbbranch, dbauthor = get_branch_and_author(session, logger,
domain=domain,
sandbox=sandbox, compel=True)
if hasattr(dbbranch, "allow_manage") and not dbbranch.allow_manage:
raise ArgumentError("Managing hosts to {0:l} is not allowed."
.format(dbbranch))
check_hostlist_size(self.command, self.config, list)
dbhosts = hostlist_to_hosts(session, list)
failed = []
dbsource, dbsource_author = validate_branch_author(dbhosts)
for dbhost in dbhosts:
# check if any host in the list is a cluster node
if dbhost.cluster:
failed.append("Cluster nodes must be managed at the "
"cluster level; {0} is a member of {1:l}."
.format(dbhost.fqdn, dbhost.cluster))
if failed:
raise ArgumentError("Cannot modify the following hosts:\n%s" %
"\n".join(failed))
if not force:
validate_branch_commits(dbsource, dbsource_author,
dbbranch, dbauthor, logger, self.config)
plenaries = PlenaryCollection(logger=logger)
for dbhost in dbhosts:
plenaries.append(Plenary.get_plenary(dbhost))
dbhost.branch = dbbranch
dbhost.sandbox_author = dbauthor
session.flush()
# We're crossing domains, need to lock everything.
with CompileKey.merge([CompileKey(domain=dbsource.name, logger=logger),
CompileKey(domain=dbbranch.name, logger=logger)]):
plenaries.stash()
try:
plenaries.write(locked=True)
except:
plenaries.restore_stash()
raise
return
def render(self, session, logger, hostname, domain, sandbox, force,
**arguments):
(dbbranch, dbauthor) = get_branch_and_author(session, logger,
domain=domain,
sandbox=sandbox,
compel=True)
if hasattr(dbbranch, "allow_manage") and not dbbranch.allow_manage:
raise ArgumentError("Managing hosts to {0:l} is not allowed."
.format(dbbranch))
dbhost = hostname_to_host(session, hostname)
dbsource = dbhost.branch
dbsource_author = dbhost.sandbox_author
if dbhost.cluster:
raise ArgumentError("Cluster nodes must be managed at the "
"cluster level; this host is a member of "
"{0}.".format(dbhost.cluster))
if not force:
validate_branch_commits(dbsource, dbsource_author,
dbbranch, dbauthor, logger, self.config)
plenary_host = Plenary.get_plenary(dbhost, logger=logger)
dbhost.branch = dbbranch
dbhost.sandbox_author = dbauthor
session.flush()
# We're crossing domains, need to lock everything.
# XXX: There's a directory per domain. Do we need subdirectories
# for different authors for a sandbox?
with CompileKey.merge([CompileKey(domain=dbsource.name, logger=logger),
CompileKey(domain=dbbranch.name, logger=logger)]):
plenary_host.stash()
try:
plenary_host.write(locked=True)
except IncompleteError:
# This template cannot be written, we leave it alone
# It would be nice to flag the state in the the host?
plenary_host.remove(locked=True)
except:
# This will not restore the cleaned up build files. That's OK.
# They will be recreated as needed.
plenary_host.restore_stash()
raise
return
def render(self, session, logger, hostname, cluster,
personality, **arguments):
dbcluster = Cluster.get_unique(session, cluster, compel=True)
dbhost = hostname_to_host(session, hostname)
if not dbhost.cluster:
raise ArgumentError("{0} is not bound to a cluster.".format(dbhost))
if dbhost.cluster != dbcluster:
raise ArgumentError("{0} is bound to {1:l}, not {2:l}.".format(
dbhost, dbhost.cluster, dbcluster))
if personality:
dbpersonality = Personality.get_unique(session, name=personality,
archetype=dbhost.archetype,
compel=True)
if dbpersonality.cluster_required:
raise ArgumentError("Cannot switch host to personality %s "
"because that personality requires a "
"cluster" % personality)
dbhost.personality = dbpersonality
elif dbhost.personality.cluster_required:
raise ArgumentError("Host personality %s requires a cluster, "
"use --personality to change personality "
"when leaving the cluster." %
dbhost.personality.name)
dbcluster.hosts.remove(dbhost)
remove_service_addresses(dbcluster, dbhost)
dbcluster.validate()
session.flush()
session.expire(dbhost, ['_cluster'])
host_plenary = Plenary.get_plenary(dbhost, logger=logger)
cluster_plenary = Plenary.get_plenary(dbcluster, logger=logger)
with CompileKey.merge([host_plenary.get_key(),
cluster_plenary.get_key()]):
try:
cluster_plenary.write(locked=True)
try:
host_plenary.write(locked=True)
except IncompleteError:
host_plenary.remove(locked=True)
except:
cluster_plenary.restore_stash()
host_plenary.restore_stash()
raise
def render(self, session, logger, machine, dbuser, **arguments):
dbmachine = Machine.get_unique(session, machine, compel=True)
remove_plenaries = PlenaryCollection(logger=logger)
remove_plenaries.append(Plenary.get_plenary(dbmachine))
if dbmachine.vm_container:
remove_plenaries.append(Plenary.get_plenary(
dbmachine.vm_container))
dbcontainer = dbmachine.vm_container.holder.holder_object
else:
dbcontainer = None
if dbmachine.host:
raise ArgumentError("{0} is still in use by {1:l} and cannot be "
"deleted.".format(dbmachine, dbmachine.host))
addrs = []
for addr in dbmachine.all_addresses():
addrs.append("%s: %s" % (addr.logical_name, addr.ip))
if addrs:
addrmsg = ", ".join(addrs)
raise ArgumentError("{0} still provides the following addresses, "
"delete them first: {1}.".format(
dbmachine, addrmsg))
session.delete(dbmachine)
session.flush()
key = remove_plenaries.get_remove_key()
if dbcontainer:
plenary_container = Plenary.get_plenary(dbcontainer, logger=logger)
key = CompileKey.merge([key, plenary_container.get_write_key()])
try:
lock_queue.acquire(key)
remove_plenaries.stash()
if dbcontainer:
plenary_container.write(locked=True)
remove_plenaries.remove(locked=True)
except:
remove_plenaries.restore_stash()
if dbcontainer:
plenary_container.restore_stash()
raise
finally:
lock_queue.release(key)
return
def render(self, session, logger, machine, dbuser, **arguments):
dbmachine = Machine.get_unique(session, machine, compel=True)
remove_plenaries = PlenaryCollection(logger=logger)
remove_plenaries.append(Plenary.get_plenary(dbmachine))
if dbmachine.vm_container:
remove_plenaries.append(Plenary.get_plenary(dbmachine.vm_container))
dbcontainer = dbmachine.vm_container.holder.holder_object
else:
dbcontainer = None
if dbmachine.host:
raise ArgumentError("{0} is still in use by {1:l} and cannot be "
"deleted.".format(dbmachine, dbmachine.host))
addrs = []
for addr in dbmachine.all_addresses():
addrs.append("%s: %s" % (addr.logical_name, addr.ip))
if addrs:
addrmsg = ", ".join(addrs)
raise ArgumentError("{0} still provides the following addresses, "
"delete them first: {1}.".format(dbmachine,
addrmsg))
session.delete(dbmachine)
session.flush()
key = remove_plenaries.get_remove_key()
if dbcontainer:
plenary_container = Plenary.get_plenary(dbcontainer, logger=logger)
key = CompileKey.merge([key, plenary_container.get_write_key()])
try:
lock_queue.acquire(key)
remove_plenaries.stash()
if dbcontainer:
plenary_container.write(locked=True)
remove_plenaries.remove(locked=True)
except:
remove_plenaries.restore_stash()
if dbcontainer:
plenary_container.restore_stash()
raise
finally:
lock_queue.release(key)
return
def del_cluster(session, logger, dbcluster, config):
cluster = str(dbcluster.name)
if hasattr(dbcluster, 'members') and dbcluster.members:
raise ArgumentError("%s is still in use by clusters: %s." %
(format(dbcluster),
", ".join([c.name for c in dbcluster.members])))
elif dbcluster.hosts:
hosts = ", ".join([h.fqdn for h in dbcluster.hosts])
raise ArgumentError("%s is still in use by hosts: %s." %
(format(dbcluster), hosts))
cluster_plenary = Plenary.get_plenary(dbcluster, logger=logger)
resources = PlenaryCollection(logger=logger)
if dbcluster.resholder:
for res in dbcluster.resholder.resources:
resources.append(Plenary.get_plenary(res))
domain = dbcluster.branch.name
session.delete(dbcluster)
session.flush()
key = cluster_plenary.get_remove_key()
with CompileKey.merge([key, resources.get_remove_key()]):
cluster_plenary.cleanup(domain, locked=True)
# And we also want to remove the profile itself
profiles = config.get("broker", "profilesdir")
# Only one of these should exist, but it doesn't hurt
# to try to clean up both.
xmlfile = os.path.join(profiles, "clusters", cluster + ".xml")
remove_file(xmlfile, logger=logger)
xmlgzfile = xmlfile + ".gz"
remove_file(xmlgzfile, logger=logger)
# And the cached template created by ant
remove_file(os.path.join(config.get("broker",
"quattordir"),
"objects", "clusters",
cluster + TEMPLATE_EXTENSION),
logger=logger)
resources.remove(locked=True)
build_index(config, session, profiles, logger=logger)
return
def render(self, session, logger, cluster, keepbindings, **arguments):
dbcluster = Cluster.get_unique(session, cluster, compel=True)
if not dbcluster.personality.archetype.is_compileable:
raise ArgumentError("{0} is not a compilable archetype "
"({1!s}).".format(
dbcluster,
dbcluster.personality.archetype))
chooser = Chooser(dbcluster,
logger=logger,
required_only=not (keepbindings))
chooser.set_required()
chooser.flush_changes()
# Force a domain lock as pan might overwrite any of the profiles...
key = CompileKey.merge([
chooser.get_write_key(),
CompileKey(domain=dbcluster.branch.name, logger=logger)
])
try:
lock_queue.acquire(key)
chooser.write_plenary_templates(locked=True)
profile_list = add_cluster_data(dbcluster)
profile_list.extend(chooser.changed_server_fqdns())
td = TemplateDomain(dbcluster.branch,
dbcluster.sandbox_author,
logger=logger)
td.compile(session, only=profile_list, locked=True)
except:
chooser.restore_stash()
# Okay, cleaned up templates, make sure the caller knows
# we've aborted so that DB can be appropriately rollback'd.
raise
finally:
lock_queue.release(key)
return
def del_cluster(session, logger, dbcluster, config):
cluster = str(dbcluster.name)
if hasattr(dbcluster, 'members') and dbcluster.members:
raise ArgumentError(
"%s is still in use by clusters: %s." %
(format(dbcluster), ", ".join([c.name
for c in dbcluster.members])))
elif dbcluster.hosts:
hosts = ", ".join([h.fqdn for h in dbcluster.hosts])
raise ArgumentError("%s is still in use by hosts: %s." %
(format(dbcluster), hosts))
cluster_plenary = Plenary.get_plenary(dbcluster, logger=logger)
resources = PlenaryCollection(logger=logger)
if dbcluster.resholder:
for res in dbcluster.resholder.resources:
resources.append(Plenary.get_plenary(res))
domain = dbcluster.branch.name
session.delete(dbcluster)
session.flush()
key = cluster_plenary.get_remove_key()
with CompileKey.merge([key, resources.get_remove_key()]):
cluster_plenary.cleanup(domain, locked=True)
# And we also want to remove the profile itself
profiles = config.get("broker", "profilesdir")
# Only one of these should exist, but it doesn't hurt
# to try to clean up both.
xmlfile = os.path.join(profiles, "clusters", cluster + ".xml")
remove_file(xmlfile, logger=logger)
xmlgzfile = xmlfile + ".gz"
remove_file(xmlgzfile, logger=logger)
# And the cached template created by ant
remove_file(os.path.join(config.get("broker", "quattordir"), "objects",
"clusters", cluster + TEMPLATE_EXTENSION),
logger=logger)
resources.remove(locked=True)
build_index(config, session, profiles, logger=logger)
return
def get_key(self, exclusive=True):
keylist = [super(PlenaryToplevelHost, self).get_key(exclusive=exclusive)]
if not inspect(self.dbobj).deleted:
keylist.append(PlenaryKey(exclusive=False,
personality=self.dbobj.personality,
logger=self.logger))
for si in self.dbobj.services_used:
keylist.append(PlenaryKey(exclusive=False, service_instance=si,
logger=self.logger))
for srv in self.dbobj.services_provided:
keylist.append(PlenaryKey(exclusive=False,
service_instance=srv.service_instance,
logger=self.logger))
if self.dbobj.cluster:
keylist.append(PlenaryKey(exclusive=False,
cluster_member=self.dbobj.cluster,
logger=self.logger))
return CompileKey.merge(keylist)
def get_key(self, exclusive=True):
if not exclusive:
# CompileKey() does not support shared mode
raise InternalError("Shared locks are not implemented for machine "
"plenaries.")
# Need a compile key if:
# - There is a host attached.
# - This is a virtual machine in a container.
keylist = [NoLockKey(logger=self.logger)]
if not inspect(self.dbobj).deleted:
if self.dbobj.host:
plenary = Plenary.get_plenary(self.dbobj.host,
logger=self.logger)
keylist.append(plenary.get_key())
if self.dbobj.vm_container:
plenary = Plenary.get_plenary(self.dbobj.vm_container,
logger=self.logger)
keylist.append(plenary.get_key())
return CompileKey.merge(keylist)
def compile(self, session, dbhost, logger, keepbindings):
chooser = Chooser(dbhost,
logger=logger,
required_only=not (keepbindings))
chooser.set_required()
chooser.flush_changes()
hosts = chooser.changed_server_fqdns()
hosts.add(dbhost.fqdn)
# Force a host lock as pan might overwrite the profile...
key = chooser.get_write_key()
for fqdn in hosts:
key = CompileKey.merge([
key,
CompileKey(domain=dbhost.branch.name,
profile=fqdn,
logger=logger)
])
try:
lock_queue.acquire(key)
chooser.write_plenary_templates(locked=True)
td = TemplateDomain(dbhost.branch,
dbhost.sandbox_author,
logger=logger)
td.compile(session, only=hosts, locked=True)
except:
if chooser:
chooser.restore_stash()
# Okay, cleaned up templates, make sure the caller knows
# we've aborted so that DB can be appropriately rollback'd.
raise
finally:
lock_queue.release(key)
return
def get_key(self):
host = self.dbobj.host
container = self.dbobj.vm_container
# Need a compile key if:
# - There is a host attached.
# - This is a virtual machine in a container.
if not host and not container:
return None
# We have at least host or container, maybe both...
if host:
# PlenaryHost is actually a PlenaryCollection... can't call
# get_key() directly, so using get_remove_key().
ph = Plenary.get_plenary(host, logger=self.logger)
host_key = ph.get_remove_key()
if container:
pc = Plenary.get_plenary(container, self.logger)
container_key = pc.get_key()
if not container:
return host_key
if not host:
return container_key
return CompileKey.merge([host_key, container_key])
def get_key(self):
host = self.dbobj.host
container = self.dbobj.vm_container
# Need a compile key if:
# - There is a host attached.
# - This is a virtual machine in a container.
if not host and not container:
return None
# We have at least host or container, maybe both...
if host:
# PlenaryHost is actually a PlenaryCollection... can't call
# get_key() directly, so using get_remove_key().
ph = Plenary.get_plenary(host, logger=self.logger)
host_key = ph.get_remove_key()
if container:
pc = Plenary.get_plenary(container, self.logger)
container_key = pc.get_key()
if not container:
return host_key
if not host:
return container_key
return CompileKey.merge([host_key, container_key])
def render(self, session, logger, cluster, keepbindings, **arguments):
dbcluster = Cluster.get_unique(session, cluster, compel=True)
if not dbcluster.personality.archetype.is_compileable:
raise ArgumentError("{0} is not a compilable archetype "
"({1!s}).".format(dbcluster,
dbcluster.personality.archetype))
chooser = Chooser(dbcluster, logger=logger,
required_only=not(keepbindings))
chooser.set_required()
chooser.flush_changes()
# Force a domain lock as pan might overwrite any of the profiles...
key = CompileKey.merge([chooser.get_write_key(),
CompileKey(domain=dbcluster.branch.name,
logger=logger)])
try:
lock_queue.acquire(key)
chooser.write_plenary_templates(locked=True)
profile_list = add_cluster_data(dbcluster)
profile_list.extend(chooser.changed_server_fqdns())
td = TemplateDomain(dbcluster.branch, dbcluster.sandbox_author,
logger=logger)
td.compile(session, only=profile_list, locked=True)
except:
chooser.restore_stash()
# Okay, cleaned up templates, make sure the caller knows
# we've aborted so that DB can be appropriately rollback'd.
raise
finally:
lock_queue.release(key)
return
def render(self, session, logger, switch, model, rack, type, ip, vendor,
serial, rename_to, discovered_macs, clear, discover, comments, **arguments):
dbswitch = Switch.get_unique(session, switch, compel=True)
oldinfo = DSDBRunner.snapshot_hw(dbswitch)
if discover:
discover_switch(session, logger, self.config, dbswitch, False)
if vendor and not model:
model = dbswitch.model.name
if model:
dbmodel = Model.get_unique(session, name=model, vendor=vendor,
machine_type='switch', compel=True)
dbswitch.model = dbmodel
dblocation = get_location(session, rack=rack)
if dblocation:
dbswitch.location = dblocation
if serial is not None:
dbswitch.serial_no = serial
# FIXME: What do the error messages for an invalid enum (switch_type)
# look like?
if type:
Switch.check_type(type)
dbswitch.switch_type = type
if ip:
update_primary_ip(session, dbswitch, ip)
if comments is not None:
dbswitch.comments = comments
remove_plenary = None
if rename_to:
# Handling alias renaming would not be difficult in AQDB, but the
# DSDB synchronization would be painful, so don't do that for now.
# In theory we should check all configured IP addresses for aliases,
# but this is the most common case
if dbswitch.primary_name and dbswitch.primary_name.fqdn.aliases:
raise ArgumentError("The switch has aliases and it cannot be "
"renamed. Please remove all aliases first.")
remove_plenary = Plenary.get_plenary(dbswitch, logger=logger)
rename_hardware(session, dbswitch, rename_to)
if clear:
session.query(ObservedMac).filter_by(switch=dbswitch).delete()
if discovered_macs:
now = datetime.now()
for (macaddr, port) in discovered_macs:
update_or_create_observed_mac(session, dbswitch, port, macaddr, now)
session.flush()
switch_plenary = Plenary.get_plenary(dbswitch, logger=logger)
key = switch_plenary.get_write_key()
if remove_plenary:
key = CompileKey.merge([key, remove_plenary.get_remove_key()])
try:
lock_queue.acquire(key)
if remove_plenary:
remove_plenary.stash()
remove_plenary.remove(locked=True)
switch_plenary.write(locked=True)
dsdb_runner = DSDBRunner(logger=logger)
dsdb_runner.update_host(dbswitch, oldinfo)
dsdb_runner.commit_or_rollback("Could not update switch in DSDB")
except:
if remove_plenary:
remove_plenary.restore_stash()
switch_plenary.restore_stash()
raise
finally:
lock_queue.release(key)
return
def render(self, session, logger, switch, model, rack, type, ip, vendor,
serial, rename_to, discovered_macs, clear, discover, comments,
**arguments):
dbswitch = Switch.get_unique(session, switch, compel=True)
oldinfo = DSDBRunner.snapshot_hw(dbswitch)
if discover:
discover_switch(session, logger, self.config, dbswitch, False)
if vendor and not model:
model = dbswitch.model.name
if model:
dbmodel = Model.get_unique(session,
name=model,
vendor=vendor,
machine_type='switch',
compel=True)
dbswitch.model = dbmodel
dblocation = get_location(session, rack=rack)
if dblocation:
dbswitch.location = dblocation
if serial is not None:
dbswitch.serial_no = serial
# FIXME: What do the error messages for an invalid enum (switch_type)
# look like?
if type:
Switch.check_type(type)
dbswitch.switch_type = type
if ip:
update_primary_ip(session, dbswitch, ip)
if comments is not None:
dbswitch.comments = comments
remove_plenary = None
if rename_to:
# Handling alias renaming would not be difficult in AQDB, but the
# DSDB synchronization would be painful, so don't do that for now.
# In theory we should check all configured IP addresses for aliases,
# but this is the most common case
if dbswitch.primary_name and dbswitch.primary_name.fqdn.aliases:
raise ArgumentError(
"The switch has aliases and it cannot be "
"renamed. Please remove all aliases first.")
remove_plenary = Plenary.get_plenary(dbswitch, logger=logger)
rename_hardware(session, dbswitch, rename_to)
if clear:
session.query(ObservedMac).filter_by(switch=dbswitch).delete()
if discovered_macs:
now = datetime.now()
for (macaddr, port) in discovered_macs:
update_or_create_observed_mac(session, dbswitch, port, macaddr,
now)
session.flush()
switch_plenary = Plenary.get_plenary(dbswitch, logger=logger)
key = switch_plenary.get_write_key()
if remove_plenary:
key = CompileKey.merge([key, remove_plenary.get_remove_key()])
try:
lock_queue.acquire(key)
if remove_plenary:
remove_plenary.stash()
remove_plenary.remove(locked=True)
switch_plenary.write(locked=True)
dsdb_runner = DSDBRunner(logger=logger)
dsdb_runner.update_host(dbswitch, oldinfo)
dsdb_runner.commit_or_rollback("Could not update switch in DSDB")
except:
if remove_plenary:
remove_plenary.restore_stash()
switch_plenary.restore_stash()
raise
finally:
lock_queue.release(key)
return
def render(self, session, logger, hostname, cluster,
personality, **arguments):
dbhost = hostname_to_host(session, hostname)
dbcluster = Cluster.get_unique(session, cluster, compel=True)
if dbcluster.status.name == 'decommissioned':
raise ArgumentError("Cannot add hosts to decommissioned clusters.")
# We only support changing personality within the same
# archetype. The archetype decides things like which OS, how
# it builds (dhcp, etc), whether it's compilable, and
# switching all of that by side-effect seems wrong
# somehow. And besides, it would make the user-interface and
# implementation for this command ugly in order to support
# changing all of those options.
personality_change = False
if personality is not None:
dbpersonality = Personality.get_unique(session,
name=personality,
archetype=dbhost.archetype,
compel=True)
if dbhost.personality != dbpersonality:
dbhost.personality = dbpersonality
personality_change = True
# Allow for non-restricted clusters (the default?)
if (len(dbcluster.allowed_personalities) > 0 and
dbhost.personality not in dbcluster.allowed_personalities):
raise ArgumentError("The personality %s for %s is not allowed "
"by the cluster. Specify --personality "
"and provide one of %s" %
(dbhost.personality, dbhost.fqdn,
", ".join([x.name for x in
dbcluster.allowed_personalities])))
# Now that we've changed the personality, we can check
# if this is a valid membership change
dbcluster.validate_membership(dbhost)
plenaries = PlenaryCollection(logger=logger)
plenaries.append(Plenary.get_plenary(dbcluster))
if dbhost.cluster and dbhost.cluster != dbcluster:
logger.client_info("Removing {0:l} from {1:l}.".format(dbhost,
dbhost.cluster))
old_cluster = dbhost.cluster
old_cluster.hosts.remove(dbhost)
remove_service_addresses(old_cluster, dbhost)
old_cluster.validate()
session.expire(dbhost, ['_cluster'])
plenaries.append(Plenary.get_plenary(old_cluster))
# Apply the service addresses to the new member
for res in walk_resources(dbcluster):
if not isinstance(res, ServiceAddress):
continue
apply_service_address(dbhost, res.interfaces, res, logger)
if dbhost.cluster:
if personality_change:
raise ArgumentError("{0:l} already in {1:l}, use "
"aq reconfigure to change personality."
.format(dbhost, dbhost.cluster))
# the cluster has not changed, therefore there's nothing
# to do here.
return
# Calculate the node index: build a map of all possible values, remove
# the used ones, and pick the smallest remaining one
node_index_map = set(xrange(len(dbcluster._hosts) + 1))
for link in dbcluster._hosts:
# The cluster may have been bigger in the past, so node indexes may
# be larger than the current cluster size
try:
node_index_map.remove(link.node_index)
except KeyError:
pass
dbcluster.hosts.append((dbhost, min(node_index_map)))
dbcluster.validate()
# demote a host when switching clusters
# promote a host when switching clusters
if dbhost.status.name == 'ready':
if dbcluster.status.name != 'ready':
dbalmost = HostAlmostready.get_instance(session)
dbhost.status.transition(dbhost, dbalmost)
plenaries.append(Plenary.get_plenary(dbhost))
elif dbhost.status.name == 'almostready':
if dbcluster.status.name == 'ready':
dbready = HostReady.get_instance(session)
dbhost.status.transition(dbhost, dbready)
plenaries.append(Plenary.get_plenary(dbhost))
session.flush()
# Enforce that service instances are set correctly for the
# new cluster association.
chooser = Chooser(dbhost, logger=logger)
chooser.set_required()
chooser.flush_changes()
# the chooser will include the host plenary
with CompileKey.merge([chooser.get_key(), plenaries.get_key()]):
plenaries.stash()
try:
chooser.write_plenary_templates(locked=True)
plenaries.write(locked=True)
except:
chooser.restore_stash()
plenaries.restore_stash()
raise
return
def resetadvertisedstatus_list(self, session, logger, dbhosts):
branches = {}
authors = {}
failed = []
compileable = []
# Do any cross-list or dependency checks
for dbhost in dbhosts:
## if archetype is compileable only then
## validate for branches and domains
if (dbhost.archetype.is_compileable):
compileable.append(dbhost.fqdn)
if dbhost.branch in branches:
branches[dbhost.branch].append(dbhost)
else:
branches[dbhost.branch] = [dbhost]
if dbhost.sandbox_author in authors:
authors[dbhost.sandbox_author].append(dbhost)
else:
authors[dbhost.sandbox_author] = [dbhost]
if dbhost.status.name == 'ready':
failed.append("{0:l} is in ready status, "
"advertised status can be reset only "
"when host is in non ready state".format(dbhost))
if failed:
raise ArgumentError("Cannot modify the following hosts:\n%s" %
"\n".join(failed))
if len(branches) > 1:
keys = branches.keys()
branch_sort = lambda x, y: cmp(len(branches[x]), len(branches[y]))
keys.sort(cmp=branch_sort)
stats = ["{0:d} hosts in {1:l}".format(len(branches[branch]),
branch)
for branch in keys]
raise ArgumentError("All hosts must be in the same domain or "
"sandbox:\n%s" % "\n".join(stats))
if len(authors) > 1:
keys = authors.keys()
author_sort = lambda x, y: cmp(len(authors[x]), len(authors[y]))
keys.sort(cmp=author_sort)
stats = ["%s hosts with sandbox author %s" %
(len(authors[author]), author.name) for author in keys]
raise ArgumentError("All hosts must be managed by the same "
"sandbox author:\n%s" % "\n".join(stats))
plenaries = PlenaryCollection(logger=logger)
for dbhost in dbhosts:
dbhost.advertise_status = False
session.add(dbhost)
plenaries.append(PlenaryHost(dbhost, logger=logger))
session.flush()
dbbranch = branches.keys()[0]
dbauthor = authors.keys()[0]
key = CompileKey.merge([plenaries.get_write_key()])
try:
lock_queue.acquire(key)
plenaries.stash()
plenaries.write(locked=True)
td = TemplateDomain(dbbranch, dbauthor, logger=logger)
td.compile(session, only=compileable, locked=True)
except:
plenaries.restore_stash()
raise
finally:
lock_queue.release(key)
return
def render(self, session, logger, hostname, cluster, personality,
**arguments):
dbhost = hostname_to_host(session, hostname)
dbcluster = Cluster.get_unique(session, cluster, compel=True)
if dbcluster.status.name == 'decommissioned':
raise ArgumentError("Cannot add hosts to decommissioned clusters.")
# We only support changing personality within the same
# archetype. The archetype decides things like which OS, how
# it builds (dhcp, etc), whether it's compilable, and
# switching all of that by side-effect seems wrong
# somehow. And besides, it would make the user-interface and
# implementation for this command ugly in order to support
# changing all of those options.
personality_change = False
if personality is not None:
dbpersonality = Personality.get_unique(session,
name=personality,
archetype=dbhost.archetype,
compel=True)
if dbhost.personality != dbpersonality:
dbhost.personality = dbpersonality
personality_change = True
# Allow for non-restricted clusters (the default?)
if (len(dbcluster.allowed_personalities) > 0
and dbhost.personality not in dbcluster.allowed_personalities):
raise ArgumentError(
"The personality %s for %s is not allowed "
"by the cluster. Specify --personality "
"and provide one of %s" %
(dbhost.personality, dbhost.fqdn, ", ".join(
[x.name for x in dbcluster.allowed_personalities])))
# Now that we've changed the personality, we can check
# if this is a valid membership change
dbcluster.validate_membership(dbhost)
plenaries = PlenaryCollection(logger=logger)
plenaries.append(Plenary.get_plenary(dbcluster))
if dbhost.cluster and dbhost.cluster != dbcluster:
logger.client_info("Removing {0:l} from {1:l}.".format(
dbhost, dbhost.cluster))
old_cluster = dbhost.cluster
old_cluster.hosts.remove(dbhost)
remove_service_addresses(old_cluster, dbhost)
old_cluster.validate()
session.expire(dbhost, ['_cluster'])
plenaries.append(Plenary.get_plenary(old_cluster))
# Apply the service addresses to the new member
for res in walk_resources(dbcluster):
if not isinstance(res, ServiceAddress):
continue
apply_service_address(dbhost, res.interfaces, res)
if dbhost.cluster:
if personality_change:
raise ArgumentError(
"{0:l} already in {1:l}, use "
"aq reconfigure to change personality.".format(
dbhost, dbhost.cluster))
# the cluster has not changed, therefore there's nothing
# to do here.
return
# Calculate the node index: build a map of all possible values, remove
# the used ones, and pick the smallest remaining one
node_index_map = set(xrange(len(dbcluster._hosts) + 1))
for link in dbcluster._hosts:
# The cluster may have been bigger in the past, so node indexes may
# be larger than the current cluster size
try:
node_index_map.remove(link.node_index)
except KeyError:
pass
dbcluster.hosts.append((dbhost, min(node_index_map)))
dbcluster.validate()
# demote a host when switching clusters
# promote a host when switching clusters
if dbhost.status.name == 'ready':
if dbcluster.status.name != 'ready':
dbalmost = HostLifecycle.get_unique(session,
'almostready',
compel=True)
dbhost.status.transition(dbhost, dbalmost)
plenaries.append(Plenary.get_plenary(dbhost))
elif dbhost.status.name == 'almostready':
if dbcluster.status.name == 'ready':
dbready = HostLifecycle.get_unique(session,
'ready',
compel=True)
dbhost.status.transition(dbhost, dbready)
plenaries.append(Plenary.get_plenary(dbhost))
session.flush()
# Enforce that service instances are set correctly for the
# new cluster association.
chooser = Chooser(dbhost, logger=logger)
chooser.set_required()
chooser.flush_changes()
# the chooser will include the host plenary
key = CompileKey.merge(
[chooser.get_write_key(),
plenaries.get_write_key()])
try:
lock_queue.acquire(key)
chooser.write_plenary_templates(locked=True)
plenaries.write(locked=True)
except:
chooser.restore_stash()
plenaries.restore_stash()
raise
finally:
lock_queue.release(key)
return
def render(self, session, logger, machine, model, vendor, serial,
chassis, slot, clearchassis, multislot,
vmhost, cluster, allow_metacluster_change,
cpuname, cpuvendor, cpuspeed, cpucount, memory, ip,
**arguments):
dbmachine = Machine.get_unique(session, machine, compel=True)
plenaries = PlenaryCollection(logger=logger)
oldinfo = DSDBRunner.snapshot_hw(dbmachine)
if clearchassis:
del dbmachine.chassis_slot[:]
remove_plenaries = PlenaryCollection(logger=logger)
if chassis:
dbchassis = Chassis.get_unique(session, chassis, compel=True)
if machine_plenary_will_move(old=dbmachine.location,
new=dbchassis.location):
remove_plenaries.append(Plenary.get_plenary(dbmachine))
dbmachine.location = dbchassis.location
if slot is None:
raise ArgumentError("Option --chassis requires --slot "
"information.")
self.adjust_slot(session, logger,
dbmachine, dbchassis, slot, multislot)
elif slot is not None:
dbchassis = None
for dbslot in dbmachine.chassis_slot:
if dbchassis and dbslot.chassis != dbchassis:
raise ArgumentError("Machine in multiple chassis, please "
"use --chassis argument.")
dbchassis = dbslot.chassis
if not dbchassis:
raise ArgumentError("Option --slot requires --chassis "
"information.")
self.adjust_slot(session, logger,
dbmachine, dbchassis, slot, multislot)
dblocation = get_location(session, **arguments)
if dblocation:
loc_clear_chassis = False
for dbslot in dbmachine.chassis_slot:
dbcl = dbslot.chassis.location
if dbcl != dblocation:
if chassis or slot is not None:
raise ArgumentError("{0} conflicts with chassis {1!s} "
"location {2}.".format(dblocation,
dbslot.chassis, dbcl))
else:
loc_clear_chassis = True
if loc_clear_chassis:
del dbmachine.chassis_slot[:]
if machine_plenary_will_move(old=dbmachine.location,
new=dblocation):
remove_plenaries.append(Plenary.get_plenary(dbmachine))
dbmachine.location = dblocation
if model or vendor:
# If overriding model, should probably overwrite default
# machine specs as well.
if not model:
model = dbmachine.model.name
if not vendor:
vendor = dbmachine.model.vendor.name
dbmodel = Model.get_unique(session, name=model, vendor=vendor,
compel=True)
if dbmodel.machine_type not in ['blade', 'rackmount',
'workstation', 'aurora_node',
'virtual_machine']:
raise ArgumentError("The update_machine command cannot update "
"machines of type %s." %
dbmodel.machine_type)
# We probably could do this by forcing either cluster or
# location data to be available as appropriate, but really?
# Failing seems reasonable.
if dbmodel.machine_type != dbmachine.model.machine_type and \
'virtual_machine' in [dbmodel.machine_type,
dbmachine.model.machine_type]:
raise ArgumentError("Cannot change machine from %s to %s." %
(dbmachine.model.machine_type,
dbmodel.machine_type))
old_nic_model = dbmachine.model.nic_model
new_nic_model = dbmodel.nic_model
if old_nic_model != new_nic_model:
for iface in dbmachine.interfaces:
if iface.model == old_nic_model:
iface.model = new_nic_model
dbmachine.model = dbmodel
if cpuname or cpuvendor or cpuspeed is not None:
dbcpu = Cpu.get_unique(session, name=cpuname, vendor=cpuvendor,
speed=cpuspeed, compel=True)
dbmachine.cpu = dbcpu
if cpucount is not None:
dbmachine.cpu_quantity = cpucount
if memory is not None:
dbmachine.memory = memory
if serial:
dbmachine.serial_no = serial
if ip:
update_primary_ip(session, dbmachine, ip)
# FIXME: For now, if a machine has its interface(s) in a portgroup
# this command will need to be followed by an update_interface to
# re-evaluate the portgroup for overflow.
# It would be better to have --pg and --autopg options to let it
# happen at this point.
if cluster or vmhost:
if not dbmachine.vm_container:
raise ArgumentError("Cannot convert a physical machine to "
"virtual.")
old_holder = dbmachine.vm_container.holder.holder_object
resholder = get_resource_holder(session, hostname=vmhost,
cluster=cluster, compel=False)
new_holder = resholder.holder_object
# TODO: do we want to allow moving machines between the cluster and
# metacluster level?
if new_holder.__class__ != old_holder.__class__:
raise ArgumentError("Cannot move a VM between a cluster and a "
"stand-alone host.")
if cluster:
if new_holder.metacluster != old_holder.metacluster \
and not allow_metacluster_change:
raise ArgumentError("Current {0:l} does not match "
"new {1:l}."
.format(old_holder.metacluster,
new_holder.metacluster))
remove_plenaries.append(Plenary.get_plenary(dbmachine.vm_container))
dbmachine.vm_container.holder = resholder
for dbdisk in dbmachine.disks:
if not isinstance(dbdisk, VirtualDisk):
continue
old_share = dbdisk.share
if isinstance(old_share.holder, BundleResource):
resourcegroup = old_share.holder.name
else:
resourcegroup = None
new_share = find_share(new_holder, resourcegroup, old_share.name,
error=ArgumentError)
# If the shares are registered at the metacluster level and both
# clusters are in the same metacluster, then there will be no
# real change here
if new_share != old_share:
old_share.disks.remove(dbdisk)
new_share.disks.append(dbdisk)
if isinstance(new_holder, Cluster):
dbmachine.location = new_holder.location_constraint
else:
dbmachine.location = new_holder.location
session.flush()
plenaries.append(Plenary.get_plenary(old_holder))
plenaries.append(Plenary.get_plenary(new_holder))
if dbmachine.vm_container:
plenaries.append(Plenary.get_plenary(dbmachine.vm_container))
session.flush()
# Check if the changed parameters still meet cluster capacity
# requiremets
if dbmachine.cluster:
dbmachine.cluster.validate()
if allow_metacluster_change:
dbmachine.cluster.metacluster.validate()
if dbmachine.host and dbmachine.host.cluster:
dbmachine.host.cluster.validate()
# The check to make sure a plenary file is not written out for
# dummy aurora hardware is within the call to write(). This way
# it is consistent without altering (and forgetting to alter)
# all the calls to the method.
plenaries.append(Plenary.get_plenary(dbmachine))
if remove_plenaries.plenaries and dbmachine.host:
plenaries.append(Plenary.get_plenary(dbmachine.host))
key = CompileKey.merge([plenaries.get_write_key(),
remove_plenaries.get_remove_key()])
try:
lock_queue.acquire(key)
remove_plenaries.stash()
plenaries.write(locked=True)
remove_plenaries.remove(locked=True)
if dbmachine.host:
# XXX: May need to reconfigure.
pass
dsdb_runner = DSDBRunner(logger=logger)
dsdb_runner.update_host(dbmachine, oldinfo)
dsdb_runner.commit_or_rollback("Could not update machine in DSDB")
except:
plenaries.restore_stash()
remove_plenaries.restore_stash()
raise
finally:
lock_queue.release(key)
return
def get_remove_key(self):
keylist = []
for plen in self.plenaries:
keylist.append(plen.get_remove_key())
return CompileKey.merge(keylist)
def render(self, session, logger, hostname, **arguments):
# removing the plenary host requires a compile lock, however
# we want to avoid deadlock by the fact that we're messing
# with two locks here, so we want to be careful. We grab the
# plenaryhost early on (in order to get the filenames filled
# in from the db info before we delete it from the db. We then
# hold onto those references until we've completed the db
# cleanup and if all of that is successful, then we delete the
# plenary file (which doesn't require re-evaluating any stale
# db information) after we've released the delhost lock.
delplenary = False
# Any service bindings that we need to clean up afterwards
bindings = PlenaryCollection(logger=logger)
resources = PlenaryCollection(logger=logger)
with DeleteKey("system", logger=logger) as key:
# Check dependencies, translate into user-friendly message
dbhost = hostname_to_host(session, hostname)
host_plenary = Plenary.get_plenary(dbhost, logger=logger)
domain = dbhost.branch.name
deps = get_host_dependencies(session, dbhost)
if (len(deps) != 0):
deptext = "\n".join([" %s" % d for d in deps])
raise ArgumentError("Cannot delete host %s due to the "
"following dependencies:\n%s." %
(hostname, deptext))
archetype = dbhost.archetype.name
dbmachine = dbhost.machine
oldinfo = DSDBRunner.snapshot_hw(dbmachine)
ip = dbmachine.primary_ip
fqdn = dbmachine.fqdn
for si in dbhost.services_used:
plenary = PlenaryServiceInstanceServer(si)
bindings.append(plenary)
logger.info("Before deleting host '%s', removing binding '%s'"
% (fqdn, si.cfg_path))
del dbhost.services_used[:]
if dbhost.resholder:
for res in dbhost.resholder.resources:
resources.append(Plenary.get_plenary(res))
# In case of Zebra, the IP may be configured on multiple interfaces
for iface in dbmachine.interfaces:
if ip in iface.addresses:
iface.addresses.remove(ip)
if dbhost.cluster:
dbcluster = dbhost.cluster
dbcluster.hosts.remove(dbhost)
set_committed_value(dbhost, '_cluster', None)
dbcluster.validate()
dbdns_rec = dbmachine.primary_name
dbmachine.primary_name = None
dbmachine.host = None
session.delete(dbhost)
delete_dns_record(dbdns_rec)
session.flush()
delplenary = True
if dbmachine.vm_container:
bindings.append(Plenary.get_plenary(dbmachine.vm_container))
if archetype != 'aurora' and ip is not None:
dsdb_runner = DSDBRunner(logger=logger)
dsdb_runner.update_host(dbmachine, oldinfo)
dsdb_runner.commit_or_rollback("Could not remove host %s from "
"DSDB" % hostname)
if archetype == 'aurora':
logger.client_info("WARNING: removing host %s from AQDB and "
"*not* changing DSDB." % hostname)
# Past the point of no return... commit the transaction so
# that we can free the delete lock.
session.commit()
# Only if we got here with no exceptions do we clean the template
# Trying to clean up after any errors here is really difficult
# since the changes to dsdb have already been made.
if (delplenary):
key = host_plenary.get_remove_key()
with CompileKey.merge([key, bindings.get_write_key(),
resources.get_remove_key()]) as key:
host_plenary.cleanup(domain, locked=True)
# And we also want to remove the profile itself
profiles = self.config.get("broker", "profilesdir")
# Only one of these should exist, but it doesn't hurt
# to try to clean up both.
xmlfile = os.path.join(profiles, fqdn + ".xml")
remove_file(xmlfile, logger=logger)
xmlgzfile = xmlfile + ".gz"
remove_file(xmlgzfile, logger=logger)
# And the cached template created by ant
remove_file(os.path.join(self.config.get("broker",
"quattordir"),
"objects", fqdn + TEMPLATE_EXTENSION),
logger=logger)
bindings.write(locked=True)
resources.remove(locked=True)
build_index(self.config, session, profiles, logger=logger)
return
def render(
self,
session,
logger,
cluster,
personality,
max_members,
fix_location,
down_hosts_threshold,
maint_threshold,
comments,
# ESX specific options
switch,
memory_capacity,
clear_overrides,
vm_to_host_ratio,
**arguments):
dbcluster = Cluster.get_unique(session, cluster, compel=True)
if dbcluster.cluster_type == 'meta':
raise ArgumentError("%s should not be a metacluster." %
format(dbcluster))
cluster_updated = False
remove_plenaries = PlenaryCollection(logger=logger)
plenaries = PlenaryCollection(logger=logger)
(vm_count, host_count) = force_ratio("vm_to_host_ratio",
vm_to_host_ratio)
if down_hosts_threshold is not None:
(perc, dht) = Cluster.parse_threshold(down_hosts_threshold)
dbcluster.down_hosts_threshold = dht
dbcluster.down_hosts_percent = perc
cluster_updated = True
if dbcluster.cluster_type == "esx":
if vm_count is not None or down_hosts_threshold is not None:
if vm_count is None:
vm_count = dbcluster.vm_count
host_count = dbcluster.host_count
dht = dbcluster.down_hosts_threshold
perc = dbcluster.down_hosts_percent
dbcluster.validate(vm_part=vm_count,
host_part=host_count,
down_hosts_threshold=dht,
down_hosts_percent=perc)
dbcluster.vm_count = vm_count
dbcluster.host_count = host_count
cluster_updated = True
if switch is not None:
if switch:
# FIXME: Verify that any hosts are on the same network
dbswitch = Switch.get_unique(session, switch, compel=True)
plenaries.append(Plenary.get_plenary(dbswitch))
else:
dbswitch = None
dbcluster.switch = dbswitch
cluster_updated = True
if memory_capacity is not None:
dbcluster.memory_capacity = memory_capacity
dbcluster.validate()
cluster_updated = True
if clear_overrides is not None:
dbcluster.memory_capacity = None
dbcluster.validate()
cluster_updated = True
location_updated = update_cluster_location(session, logger, dbcluster,
fix_location, plenaries,
remove_plenaries,
**arguments)
if location_updated:
cluster_updated = True
if personality:
archetype = dbcluster.personality.archetype.name
dbpersonality = Personality.get_unique(session,
name=personality,
archetype=archetype,
compel=True)
if not dbpersonality.is_cluster:
raise ArgumentError("Personality {0} is not a cluster " +
"personality".format(dbpersonality))
dbcluster.personality = dbpersonality
cluster_updated = True
if max_members is not None:
current_members = len(dbcluster.hosts)
if max_members < current_members:
raise ArgumentError(
"%s has %d hosts bound, which exceeds "
"the requested limit %d." %
(format(dbcluster), current_members, max_members))
dbcluster.max_hosts = max_members
cluster_updated = True
if comments is not None:
dbcluster.comments = comments
cluster_updated = True
if down_hosts_threshold is not None:
(dbcluster.down_hosts_percent,
dbcluster.down_hosts_threshold) = \
Cluster.parse_threshold(down_hosts_threshold)
cluster_updated = True
if maint_threshold is not None:
(dbcluster.down_maint_percent,
dbcluster.down_maint_threshold) = \
Cluster.parse_threshold(maint_threshold)
cluster_updated = True
if not cluster_updated:
return
session.add(dbcluster)
session.flush()
plenaries.append(Plenary.get_plenary(dbcluster))
key = CompileKey.merge(
[plenaries.get_write_key(),
remove_plenaries.get_remove_key()])
try:
lock_queue.acquire(key)
remove_plenaries.stash()
plenaries.write(locked=True)
remove_plenaries.remove(locked=True)
except:
remove_plenaries.restore_stash()
plenaries.restore_stash()
raise
finally:
lock_queue.release(key)
return
def render(self, session, logger, cluster, personality,
max_members, fix_location, down_hosts_threshold,
maint_threshold, comments,
# ESX specific options
switch, memory_capacity, clear_overrides, vm_to_host_ratio,
**arguments):
dbcluster = Cluster.get_unique(session, cluster, compel=True)
if dbcluster.cluster_type == 'meta':
raise ArgumentError("%s should not be a metacluster."
% format(dbcluster))
cluster_updated = False
remove_plenaries = PlenaryCollection(logger=logger)
plenaries = PlenaryCollection(logger=logger)
(vm_count, host_count) = force_ratio("vm_to_host_ratio",
vm_to_host_ratio)
if down_hosts_threshold is not None:
(perc, dht) = Cluster.parse_threshold(down_hosts_threshold)
dbcluster.down_hosts_threshold = dht
dbcluster.down_hosts_percent = perc
cluster_updated = True
if dbcluster.cluster_type == "esx":
if vm_count is not None or down_hosts_threshold is not None:
if vm_count is None:
vm_count = dbcluster.vm_count
host_count = dbcluster.host_count
dht = dbcluster.down_hosts_threshold
perc = dbcluster.down_hosts_percent
dbcluster.validate(vm_part=vm_count, host_part=host_count,
down_hosts_threshold=dht,
down_hosts_percent=perc)
dbcluster.vm_count = vm_count
dbcluster.host_count = host_count
cluster_updated = True
if switch is not None:
if switch:
# FIXME: Verify that any hosts are on the same network
dbswitch = Switch.get_unique(session, switch, compel=True)
plenaries.append(Plenary.get_plenary(dbswitch))
else:
dbswitch = None
dbcluster.switch = dbswitch
cluster_updated = True
if memory_capacity is not None:
dbcluster.memory_capacity = memory_capacity
dbcluster.validate()
cluster_updated = True
if clear_overrides is not None:
dbcluster.memory_capacity = None
dbcluster.validate()
cluster_updated = True
location_updated = update_cluster_location(session, logger,
dbcluster, fix_location,
plenaries, remove_plenaries,
**arguments)
if location_updated:
cluster_updated = True
if personality:
archetype = dbcluster.personality.archetype.name
dbpersonality = Personality.get_unique(session, name=personality,
archetype=archetype,
compel=True)
if not dbpersonality.is_cluster:
raise ArgumentError("Personality {0} is not a cluster " +
"personality".format(dbpersonality))
dbcluster.personality = dbpersonality
cluster_updated = True
if max_members is not None:
current_members = len(dbcluster.hosts)
if max_members < current_members:
raise ArgumentError("%s has %d hosts bound, which exceeds "
"the requested limit %d." %
(format(dbcluster), current_members,
max_members))
dbcluster.max_hosts = max_members
cluster_updated = True
if comments is not None:
dbcluster.comments = comments
cluster_updated = True
if down_hosts_threshold is not None:
(dbcluster.down_hosts_percent,
dbcluster.down_hosts_threshold) = \
Cluster.parse_threshold(down_hosts_threshold)
cluster_updated = True
if maint_threshold is not None:
(dbcluster.down_maint_percent,
dbcluster.down_maint_threshold) = \
Cluster.parse_threshold(maint_threshold)
cluster_updated = True
if not cluster_updated:
return
session.add(dbcluster)
session.flush()
plenaries.append(Plenary.get_plenary(dbcluster))
key = CompileKey.merge([plenaries.get_write_key(),
remove_plenaries.get_remove_key()])
try:
lock_queue.acquire(key)
remove_plenaries.stash()
plenaries.write(locked=True)
remove_plenaries.remove(locked=True)
except:
remove_plenaries.restore_stash()
plenaries.restore_stash()
raise
finally:
lock_queue.release(key)
return
def render(self, session, logger, domain, sandbox, cluster, force,
**arguments):
(dbbranch, dbauthor) = get_branch_and_author(session, logger,
domain=domain,
sandbox=sandbox,
compel=True)
if hasattr(dbbranch, "allow_manage") and not dbbranch.allow_manage:
raise ArgumentError("Managing clusters to {0:l} is not allowed."
.format(dbbranch))
dbcluster = Cluster.get_unique(session, cluster, compel=True)
dbsource = dbcluster.branch
dbsource_author = dbcluster.sandbox_author
if not force:
validate_branch_commits(dbsource, dbsource_author,
dbbranch, dbauthor, logger, self.config)
if dbcluster.metacluster:
raise ArgumentError("{0.name} is member of metacluster {1.name}, "
"it must be managed at metacluster level.".
format(dbcluster, dbcluster.metacluster))
plenaries = PlenaryCollection(logger=logger)
# manage at metacluster level
if isinstance(dbcluster, MetaCluster):
plenaries.append(Plenary.get_plenary(dbcluster))
clusters = dbcluster.members
dbcluster.branch = dbbranch
dbcluster.sandbox_author = dbauthor
else:
clusters = [dbcluster]
for cluster in clusters:
plenaries.append(Plenary.get_plenary(cluster))
cluster.branch = dbbranch
cluster.sandbox_author = dbauthor
for dbhost in cluster.hosts:
plenaries.append(Plenary.get_plenary(dbhost))
dbhost.branch = dbbranch
dbhost.sandbox_author = dbauthor
session.flush()
# We're crossing domains, need to lock everything.
with CompileKey.merge([CompileKey(domain=dbsource.name, logger=logger),
CompileKey(domain=dbbranch.name, logger=logger)]):
plenaries.stash()
try:
plenaries.write(locked=True)
except:
plenaries.restore_stash()
raise
return
def get_key(self, exclusive=True):
keylist = [NoLockKey(logger=self.logger)]
for plen in self.plenaries:
keylist.append(plen.get_key(exclusive=exclusive))
return CompileKey.merge(keylist)
def get_remove_key(self):
keylist = []
for plen in self.plenaries:
keylist.append(plen.get_remove_key())
return CompileKey.merge(keylist)
class CommandReconfigureList(BrokerCommand):
required_parameters = ["list"]
def render(self, session, logger, list, archetype, personality,
buildstatus, osname, osversion, **arguments):
check_hostlist_size(self.command, self.config, list)
dbhosts = hostlist_to_hosts(session, list)
self.reconfigure_list(session, logger, dbhosts, archetype, personality,
buildstatus, osname, osversion, **arguments)
def reconfigure_list(self, session, logger, dbhosts, archetype,
personality, buildstatus, osname, osversion,
**arguments):
failed = []
# Check all the parameters up front.
# Some of these could be more intelligent about defaults
# (either by checking for unique entries or relying on the list)
# - starting simple.
if archetype:
dbarchetype = Archetype.get_unique(session, archetype, compel=True)
if dbarchetype.cluster_type is not None:
raise ArgumentError("Archetype %s is a cluster archetype" %
dbarchetype.name)
# TODO: Once OS is a first class object this block needs
# to check that either OS is also being reset or that the
# OS is valid for the new archetype.
else:
dbarchetype = None
if personality:
dbpersonality = Personality.get_unique(session, name=personality,
archetype=dbarchetype,
compel=True)
if osname and not osversion:
raise ArgumentError("Please specify --osversion for OS %s." %
osname)
if osversion:
if not osname:
raise ArgumentError("Please specify --osname to use with "
"OS version %s." % osversion)
# Linux model names are the same under aurora and aquilon, so
# allowing to omit --archetype would not be useful
if not archetype:
raise ArgumentError("Please specify --archetype for OS "
"%s, version %s." % (osname, osversion))
dbos = OperatingSystem.get_unique(session, name=osname,
version=osversion,
archetype=dbarchetype,
compel=True)
else:
dbos = None
if buildstatus:
dbstatus = HostLifecycle.get_unique(session, buildstatus,
compel=True)
# Take a shortcut if there's nothing to do, but only after all the other
# parameters have been checked
if not dbhosts:
return
personalities = {}
branches = {}
authors = {}
# Do any final cross-list or dependency checks before entering
# the Chooser loop.
for dbhost in dbhosts:
if dbhost.branch in branches:
branches[dbhost.branch].append(dbhost)
else:
branches[dbhost.branch] = [dbhost]
if dbhost.sandbox_author in authors:
authors[dbhost.sandbox_author].append(dbhost)
else:
authors[dbhost.sandbox_author] = [dbhost]
if dbos and not dbarchetype and dbhost.archetype != dbos.archetype:
failed.append("{0}: Cannot change operating system because it "
"needs {1:l} instead of "
"{2:l}.".format(dbhost.fqdn, dbhost.archetype,
dbos.archetype))
if dbarchetype and not dbos and \
dbhost.operating_system.archetype != dbarchetype:
failed.append("{0}: Cannot change archetype because {1:l} needs "
"{2:l}.".format(dbhost.fqdn, dbhost.operating_system,
dbhost.operating_system.archetype))
if (personality and dbhost.cluster and
len(dbhost.cluster.allowed_personalities) > 0 and
dbpersonality not in dbhost.cluster.allowed_personalities):
allowed = ["%s/%s" % (p.archetype.name, p.name) for p in
dbhost.cluster.allowed_personalities]
failed.append("{0}: The {1:l} is not allowed by {2}. "
"Specify one of {3}.".format(
dbhost.fqdn, dbpersonality,
dbhost.cluster, allowed))
if personality:
personalities[dbhost.fqdn] = dbpersonality
elif archetype:
personalities[dbhost.fqdn] = Personality.get_unique(session,
name=dbhost.personality.name, archetype=dbarchetype)
if not personalities[dbhost.fqdn]:
failed.append("%s: No personality %s found for archetype "
"%s." %
(dbhost.fqdn, dbhost.personality.name,
dbarchetype.name))
if failed:
raise ArgumentError("Cannot modify the following hosts:\n%s" %
"\n".join(failed))
if len(branches) > 1:
keys = branches.keys()
branch_sort = lambda x, y: cmp(len(branches[x]), len(branches[y]))
keys.sort(cmp=branch_sort)
stats = ["{0:d} hosts in {1:l}".format(len(branches[branch]), branch)
for branch in keys]
raise ArgumentError("All hosts must be in the same domain or "
"sandbox:\n%s" % "\n".join(stats))
dbbranch = branches.keys()[0]
if len(authors) > 1:
keys = authors.keys()
author_sort = lambda x, y: cmp(len(authors[x]), len(authors[y]))
keys.sort(cmp=author_sort)
stats = ["%s hosts with sandbox author %s" %
(len(authors[author]), author.name) for author in keys]
raise ArgumentError("All hosts must be managed by the same "
"sandbox author:\n%s" % "\n".join(stats))
dbauthor = authors.keys()[0]
failed = []
choosers = []
for dbhost in dbhosts:
if dbhost.fqdn in personalities:
dbhost.personality = personalities[dbhost.fqdn]
session.add(dbhost)
if osversion:
dbhost.operating_system = dbos
session.add(dbhost)
if buildstatus:
dbhost.status.transition(dbhost, dbstatus)
session.add(dbhost)
session.flush()
logger.client_info("Verifying service bindings.")
for dbhost in dbhosts:
if dbhost.archetype.is_compileable:
if arguments.get("keepbindings", None):
chooser = Chooser(dbhost, logger=logger,
required_only=False)
else:
chooser = Chooser(dbhost, logger=logger,
required_only=True)
choosers.append(chooser)
try:
chooser.set_required()
except ArgumentError, e:
failed.append(str(e))
if failed:
raise ArgumentError("The following hosts failed service "
"binding:\n%s" % "\n".join(failed))
session.flush()
logger.info("reconfigure_hostlist processing: %s" %
",".join([str(dbhost.fqdn) for dbhost in dbhosts]))
if not choosers:
return
# Optimize so that duplicate service plenaries are not re-written
templates = set()
for chooser in choosers:
# chooser.plenaries is a PlenaryCollection - this flattens
# that top level.
templates.update(chooser.plenaries.plenaries)
# Don't bother locking until every possible check before the
# actual writing and compile is done. This will allow for fast
# turnaround on errors (no need to wait for a lock if there's
# a missing service map entry or something).
# The lock must be over at least the domain, but could be over
# all if (for example) service plenaries need to change.
key = CompileKey.merge([p.get_write_key() for p in templates] +
[CompileKey(domain=dbbranch.name,
logger=logger)])
try:
lock_queue.acquire(key)
logger.client_info("Writing %s plenary templates.", len(templates))
# FIXME: if one of the templates raises IncompleteError (e.g.
# a host should be in a cluster, but it is not), then we return an
# InternalError to the client, which is not nice
for template in templates:
logger.debug("Writing %s", template)
template.write(locked=True)
td = TemplateDomain(dbbranch, dbauthor, logger=logger)
td.compile(session, locked=True)
except:
logger.client_info("Restoring plenary templates.")
for template in templates:
logger.debug("Restoring %s", template)
template.restore_stash()
# Okay, cleaned up templates, make sure the caller knows
# we've aborted so that DB can be appropriately rollback'd.
raise
finally:
lock_queue.release(key)
return
def render(self, session, logger, hostname, **arguments):
# Check dependencies, translate into user-friendly message
dbhost = hostname_to_host(session, hostname)
dbhost.lock_row()
check_no_provided_service(dbhost)
# Any service bindings that we need to clean up afterwards
plenaries = PlenaryCollection(logger=logger)
remove_plenaries = PlenaryCollection(logger=logger)
remove_plenaries.append(Plenary.get_plenary(dbhost))
archetype = dbhost.archetype.name
dbmachine = dbhost.hardware_entity
oldinfo = DSDBRunner.snapshot_hw(dbmachine)
ip = dbmachine.primary_ip
for si in dbhost.services_used:
plenaries.append(PlenaryServiceInstanceServer.get_plenary(si))
logger.info("Before deleting {0:l}, removing binding to {1:l}"
.format(dbhost, si))
del dbhost.services_used[:]
if dbhost.resholder:
for res in dbhost.resholder.resources:
remove_plenaries.append(Plenary.get_plenary(res))
# In case of Zebra, the IP may be configured on multiple interfaces
for iface in dbmachine.interfaces:
if ip in iface.addresses:
iface.addresses.remove(ip)
if dbhost.cluster:
dbcluster = dbhost.cluster
dbcluster.hosts.remove(dbhost)
set_committed_value(dbhost, '_cluster', None)
dbcluster.validate()
plenaries.append(Plenary.get_plenary(dbcluster))
dbdns_rec = dbmachine.primary_name
dbmachine.primary_name = None
dbmachine.host = None
session.delete(dbhost)
delete_dns_record(dbdns_rec)
session.flush()
if dbmachine.vm_container:
plenaries.append(Plenary.get_plenary(dbmachine.vm_container))
with CompileKey.merge([plenaries.get_key(),
remove_plenaries.get_key()]):
plenaries.stash()
remove_plenaries.stash()
try:
plenaries.write(locked=True)
remove_plenaries.remove(locked=True, remove_profile=True)
if archetype != 'aurora' and ip is not None:
dsdb_runner = DSDBRunner(logger=logger)
dsdb_runner.update_host(dbmachine, oldinfo)
dsdb_runner.commit_or_rollback("Could not remove host %s from "
"DSDB" % hostname)
if archetype == 'aurora':
logger.client_info("WARNING: removing host %s from AQDB and "
"*not* changing DSDB." % hostname)
except:
plenaries.restore_stash()
remove_plenaries.restore_stash()
raise
trigger_notifications(self.config, logger, CLIENT_INFO)
return
def render(self, session, logger, hostname, **arguments):
# removing the plenary host requires a compile lock, however
# we want to avoid deadlock by the fact that we're messing
# with two locks here, so we want to be careful. We grab the
# plenaryhost early on (in order to get the filenames filled
# in from the db info before we delete it from the db. We then
# hold onto those references until we've completed the db
# cleanup and if all of that is successful, then we delete the
# plenary file (which doesn't require re-evaluating any stale
# db information) after we've released the delhost lock.
delplenary = False
# Any service bindings that we need to clean up afterwards
bindings = PlenaryCollection(logger=logger)
resources = PlenaryCollection(logger=logger)
with DeleteKey("system", logger=logger) as key:
# Check dependencies, translate into user-friendly message
dbhost = hostname_to_host(session, hostname)
host_plenary = Plenary.get_plenary(dbhost, logger=logger)
domain = dbhost.branch.name
deps = get_host_dependencies(session, dbhost)
if (len(deps) != 0):
deptext = "\n".join([" %s" % d for d in deps])
raise ArgumentError("Cannot delete host %s due to the "
"following dependencies:\n%s." %
(hostname, deptext))
archetype = dbhost.archetype.name
dbmachine = dbhost.machine
oldinfo = DSDBRunner.snapshot_hw(dbmachine)
ip = dbmachine.primary_ip
fqdn = dbmachine.fqdn
for si in dbhost.services_used:
plenary = PlenaryServiceInstanceServer(si)
bindings.append(plenary)
logger.info(
"Before deleting host '%s', removing binding '%s'" %
(fqdn, si.cfg_path))
del dbhost.services_used[:]
if dbhost.resholder:
for res in dbhost.resholder.resources:
resources.append(Plenary.get_plenary(res))
# In case of Zebra, the IP may be configured on multiple interfaces
for iface in dbmachine.interfaces:
if ip in iface.addresses:
iface.addresses.remove(ip)
if dbhost.cluster:
dbcluster = dbhost.cluster
dbcluster.hosts.remove(dbhost)
set_committed_value(dbhost, '_cluster', None)
dbcluster.validate()
dbdns_rec = dbmachine.primary_name
dbmachine.primary_name = None
dbmachine.host = None
session.delete(dbhost)
delete_dns_record(dbdns_rec)
session.flush()
delplenary = True
if dbmachine.vm_container:
bindings.append(Plenary.get_plenary(dbmachine.vm_container))
if archetype != 'aurora' and ip is not None:
dsdb_runner = DSDBRunner(logger=logger)
dsdb_runner.update_host(dbmachine, oldinfo)
dsdb_runner.commit_or_rollback("Could not remove host %s from "
"DSDB" % hostname)
if archetype == 'aurora':
logger.client_info("WARNING: removing host %s from AQDB and "
"*not* changing DSDB." % hostname)
# Past the point of no return... commit the transaction so
# that we can free the delete lock.
session.commit()
# Only if we got here with no exceptions do we clean the template
# Trying to clean up after any errors here is really difficult
# since the changes to dsdb have already been made.
if (delplenary):
key = host_plenary.get_remove_key()
with CompileKey.merge(
[key,
bindings.get_write_key(),
resources.get_remove_key()]) as key:
host_plenary.cleanup(domain, locked=True)
# And we also want to remove the profile itself
profiles = self.config.get("broker", "profilesdir")
# Only one of these should exist, but it doesn't hurt
# to try to clean up both.
xmlfile = os.path.join(profiles, fqdn + ".xml")
remove_file(xmlfile, logger=logger)
xmlgzfile = xmlfile + ".gz"
remove_file(xmlgzfile, logger=logger)
# And the cached template created by ant
remove_file(os.path.join(
self.config.get("broker", "quattordir"), "objects",
fqdn + TEMPLATE_EXTENSION),
logger=logger)
bindings.write(locked=True)
resources.remove(locked=True)
build_index(self.config, session, profiles, logger=logger)
return
def resetadvertisedstatus_list(self, session, logger, dbhosts):
branches = {}
authors = {}
failed = []
compileable = []
# Do any cross-list or dependency checks
for dbhost in dbhosts:
## if archetype is compileable only then
## validate for branches and domains
if (dbhost.archetype.is_compileable):
compileable.append(dbhost.fqdn)
if dbhost.branch in branches:
branches[dbhost.branch].append(dbhost)
else:
branches[dbhost.branch] = [dbhost]
if dbhost.sandbox_author in authors:
authors[dbhost.sandbox_author].append(dbhost)
else:
authors[dbhost.sandbox_author] = [dbhost]
if dbhost.status.name == 'ready':
failed.append("{0:l} is in ready status, "
"advertised status can be reset only "
"when host is in non ready state".format(dbhost))
if failed:
raise ArgumentError("Cannot modify the following hosts:\n%s" %
"\n".join(failed))
if len(branches) > 1:
keys = branches.keys()
branch_sort = lambda x, y: cmp(len(branches[x]), len(branches[y]))
keys.sort(cmp=branch_sort)
stats = [
"{0:d} hosts in {1:l}".format(len(branches[branch]), branch)
for branch in keys
]
raise ArgumentError("All hosts must be in the same domain or "
"sandbox:\n%s" % "\n".join(stats))
if len(authors) > 1:
keys = authors.keys()
author_sort = lambda x, y: cmp(len(authors[x]), len(authors[y]))
keys.sort(cmp=author_sort)
stats = [
"%s hosts with sandbox author %s" %
(len(authors[author]), author.name) for author in keys
]
raise ArgumentError("All hosts must be managed by the same "
"sandbox author:\n%s" % "\n".join(stats))
plenaries = PlenaryCollection(logger=logger)
for dbhost in dbhosts:
dbhost.advertise_status = False
session.add(dbhost)
plenaries.append(PlenaryHost(dbhost, logger=logger))
session.flush()
dbbranch = branches.keys()[0]
dbauthor = authors.keys()[0]
key = CompileKey.merge([plenaries.get_write_key()])
try:
lock_queue.acquire(key)
plenaries.stash()
plenaries.write(locked=True)
td = TemplateDomain(dbbranch, dbauthor, logger=logger)
td.compile(session, only=compileable, locked=True)
except:
plenaries.restore_stash()
raise
finally:
lock_queue.release(key)
return
