@ -43,31 +43,27 @@ class ConfigError(Exception):
"""
class Setup ( Question ) :
""" Prepare our environment .
class ConfigQuestion ( Question ) :
""" Question class that simply asks for and sets a config value .
Check to make sure that everything is in place , and populate our
config object and os . environ with the correct values .
All we need to do is run ' snap-openstack setup ' after we have saved
off the value . The value to be set is specified by the name of the
question class .
"""
def yes ( self , answer : str ) - > None :
""" Since this is an auto question, we always execute yes. """
log . info ( ' Loading config and writing templates ... ' )
log . info ( ' Validating config ... ' )
for key in [ ' ospassword ' , ' extgateway ' , ' extcidr ' , ' dns ' ] :
val = check_output ( ' snapctl ' , ' get ' , key )
if not val :
raise ConfigError (
' Expected config value {} is not set. ' . format ( key ) )
_env [ key ] = val
log . info ( ' Writing out templates ... ' )
def after ( self , answer ) :
""" Our value has been saved.
Run ' snap-openstack setup ' to write it out , and load any changes to
microstack . rc .
# TODO this is a bit messy and redundant. Come up with a clean
way of loading and writing config after the run of
ConfigQuestions have been asked .
"""
check ( ' snap-openstack ' , ' setup ' )
# Parse microstack.rc, and load into _env
# TODO: write something more robust (this breaks on comments
# at end of line.)
mstackrc = ' {SNAP_COMMON} /etc/microstack.rc ' . format ( * * _env )
with open ( mstackrc , ' r ' ) as rc_file :
for line in rc_file . readlines ( ) :
@ -77,10 +73,73 @@ class Setup(Question):
_env [ key . strip ( ) ] = val . strip ( )
class Dns ( Question ) :
""" Possibly override default dns. """
_type = ' string '
_question = ' DNS to use '
def yes ( self , answer : str ) :
""" Override the default dhcp_agent.ini file. """
file_path = ' {SNAP_COMMON} /etc/neutron/dhcp_agent.ini ' . format ( * * _env )
with open ( file_path , ' w ' ) as f :
f . write ( """ \
[ DEFAULT ]
interface_driver = openvswitch
dhcp_driver = neutron . agent . linux . dhcp . Dnsmasq
enable_isolated_metadata = True
dnsmasq_dns_servers = { answer }
""" .format(answer=answer))
# Neutron is not actually started at this point, so we don't
# need to restart.
# TODO: This isn't idempotent, because it will behave
# differently if we re-run this script when neutron *is*
# started. Need to figure that out.
class ExtGateway ( ConfigQuestion ) :
""" Possibly override default ext gateway. """
_type = ' string '
_question = ' External Gateway '
def yes ( self , answer ) :
# Preserve old behavior.
# TODO: update this
_env [ ' extgateway ' ] = answer
class ExtCidr ( ConfigQuestion ) :
""" Possibly override the cidr. """
_type = ' string '
_question = ' External Ip Range '
def yes ( self , answer ) :
# Preserve old behavior.
# TODO: update this
_env [ ' extcidr ' ] = answer
class OsPassword ( ConfigQuestion ) :
_type = ' string '
_question = ' Openstack Admin Password '
def yes ( self , answer ) :
# Preserve old behavior.
# TODO: update this
_env [ ' ospassword ' ] = answer
# TODO obfuscate the password!
class IpForwarding ( Question ) :
""" Possibly setup IP forwarding. """
_type = ' auto ' # Auto for now, to maintain old behavior.
_type = ' boolean ' # Auto for now, to maintain old behavior.
_question = ' Do you wish to setup ip forwarding? (recommended) '
def yes ( self , answer : str ) - > None :
@ -92,7 +151,7 @@ class IpForwarding(Question):
class VmSwappiness ( Question ) :
_type = ' binary '
_type = ' boolean '
_question = ' Do you wish to set vm swappiness to 1? (recommended) '
def yes ( self , answer : str ) - > None :
@ -102,7 +161,7 @@ class VmSwappiness(Question):
class FileHandleLimits ( Question ) :
_type = ' binary '
_type = ' boolean '
_question = ' Do you wish to increase file handle limits? (recommended) '
def yes ( self , answer : str ) - > None :
@ -110,9 +169,11 @@ class FileHandleLimits(Question):
pass
class RabbitMQ ( Question ) :
class RabbitMq ( Question ) :
""" Wait for Rabbit to start, then setup permissions. """
_type = ' boolean '
def _wait ( self ) - > None :
nc_wait ( _env [ ' extgateway ' ] , ' 5672 ' )
log_file = ' {SNAP_COMMON} /log/rabbitmq/startup_log ' . format ( * * _env )
@ -142,6 +203,8 @@ class RabbitMQ(Question):
class DatabaseSetup ( Question ) :
""" Setup keystone permissions, then setup all databases. """
_type = ' boolean '
def _wait ( self ) - > None :
nc_wait ( _env [ ' extgateway ' ] , ' 3306 ' )
log_wait ( ' {SNAP_COMMON} /log/mysql/error.log ' . format ( * * _env ) ,
@ -210,6 +273,8 @@ class DatabaseSetup(Question):
class NovaSetup ( Question ) :
""" Create all relevant nova users and services. """
_type = ' boolean '
def _flavors ( self ) - > None :
""" Create default flavors. """
@ -311,6 +376,8 @@ class NovaSetup(Question):
class NeutronSetup ( Question ) :
""" Create all relevant neutron services and users. """
_type = ' boolean '
def yes ( self , answer : str ) - > None :
log . info ( ' Configuring Neutron ' )
@ -373,6 +440,8 @@ class NeutronSetup(Question):
class GlanceSetup ( Question ) :
""" Setup glance, and download an initial Cirros image. """
_type = ' boolean '
def _fetch_cirros ( self ) - > None :
if call ( ' openstack ' , ' image ' , ' show ' , ' cirros ' ) :
Pete Vander Giessen
3 years ago