390 lines
11 KiB
Puppet
390 lines
11 KiB
Puppet
# == Class: nova
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#
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# This class is used to specify configuration parameters that are common
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# across all nova services.
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#
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# === Parameters:
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#
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# [*ensure_package*]
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# (optional) The state of nova packages
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# Defaults to 'present'
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#
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# [*nova_cluster_id*]
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# (optional) Deprecated. This parameter does nothing and will be removed.
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# Defaults to 'localcluster'
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#
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# [*sql_connection*]
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# (optional) Deprecated. Use database_connection instead.
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# Defaults to false
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#
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# [*sql_idle_timeout*]
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# (optional) Deprecated. Use database_idle_timeout instead
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# Defaults to false
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#
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# [*database_connection*]
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# (optional) Connection url to connect to nova database.
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# Defaults to false
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#
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# [*database_idle_timeout*]
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# (optional) Timeout before idle db connections are reaped.
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# Defaults to 3600
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#
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# [*rpc_backend*]
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# (optional) The rpc backend implementation to use, can be:
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# nova.openstack.common.rpc.impl_kombu (for rabbitmq)
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# nova.openstack.common.rpc.impl_qpid (for qpid)
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# Defaults to 'nova.openstack.common.rpc.impl_kombu'
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#
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# [*image_service*]
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# (optional) Service used to search for and retrieve images.
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# Defaults to 'nova.image.local.LocalImageService'
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#
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# [*glance_api_servers*]
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# (optional) List of addresses for api servers.
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# Defaults to 'localhost:9292'
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#
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# [*memcached_servers*]
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# (optional) Use memcached instead of in-process cache. Supply a list of memcached server IP's:Memcached Port.
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# Defaults to false
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#
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# [*rabbit_host*]
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# (optional) Location of rabbitmq installation.
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# Defaults to 'localhost'
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#
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# [*rabbit_hosts*]
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# (optional) List of clustered rabbit servers.
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# Defaults to false
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#
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# [*rabbit_port*]
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# (optional) Port for rabbitmq instance.
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# Defaults to '5672'
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#
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# [*rabbit_password*]
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# (optional) Password used to connect to rabbitmq.
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# Defaults to 'guest'
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#
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# [*rabbit_userid*]
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# (optional) User used to connect to rabbitmq.
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# Defaults to 'guest'
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#
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# [*rabbit_virtual_host*]
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# (optional) The RabbitMQ virtual host.
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# Defaults to '/'
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#
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# [*qpid_hostname*]
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# (optional) Location of qpid server
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# Defaults to 'localhost'
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#
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# [*qpid_port*]
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# (optional) Port for qpid server
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# Defaults to '5672'
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#
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# [*qpid_username*]
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# (optional) Username to use when connecting to qpid
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# Defaults to 'guest'
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#
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# [*qpid_password*]
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# (optional) Password to use when connecting to qpid
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# Defaults to 'guest'
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#
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# [*qpid_heartbeat*]
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# (optional) Seconds between connection keepalive heartbeats
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# Defaults to 60
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#
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# [*qpid_protocol*]
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# (optional) Transport to use, either 'tcp' or 'ssl''
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# Defaults to 'tcp'
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#
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# [*qpid_sasl_mechanisms*]
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# (optional) Enable one or more SASL mechanisms
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# Defaults to false
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#
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# [*qpid_tcp_nodelay*]
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# (optional) Disable Nagle algorithm
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# Defaults to true
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#
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# [*service_down_time*]
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# (optional) Maximum time since last check-in for up service.
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# Defaults to 60
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#
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# [*logdir*]
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# (optional) Directory where logs should be stored.
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# Defaults to '/var/log/nova'
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#
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# [*state_path*]
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# (optional) Directory for storing state.
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# Defaults to '/var/lib/nova'
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#
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# [*lock_path*]
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# (optional) Directory for lock files.
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# On RHEL will be '/var/lib/nova/tmp' and on Debian '/var/lock/nova'
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# Defaults to $::nova::params::lock_path
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#
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# [*verbose*]
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# (optional) Set log output to verbose output.
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# Defaults to false
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#
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# [*periodic_interval*]
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# (optional) Seconds between running periodic tasks.
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# Defaults to '60'
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#
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# [*report_interval*]
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# (optional) Interval at which nodes report to data store.
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# Defaults to '10'
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#
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# [*monitoring_notifications*]
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# (optional) Whether or not to send system usage data notifications out on the message queue. Only valid for stable/essex.
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# Defaults to false
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#
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# [*use_syslog*]
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# (optional) Use syslog for logging
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# Defaults to false
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#
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# [*log_facility*]
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# (optional) Syslog facility to receive log lines.
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# Defaults to 'LOG_USER'
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#
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class nova(
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$ensure_package = 'present',
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# this is how to query all resources from our clutser
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$nova_cluster_id='localcluster',
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# note: sql_* deprecated for database_*
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$sql_connection = false,
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$sql_idle_timeout = false,
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$database_connection = false,
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$database_idle_timeout = 3600,
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$rpc_backend = 'nova.openstack.common.rpc.impl_kombu',
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$image_service = 'nova.image.glance.GlanceImageService',
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# these glance params should be optional
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# this should probably just be configured as a glance client
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$glance_api_servers = 'localhost:9292',
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$memcached_servers = false,
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$rabbit_host = 'localhost',
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$rabbit_hosts = false,
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$rabbit_password='guest',
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$rabbit_port='5672',
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$rabbit_userid='guest',
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$rabbit_virtual_host='/',
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$qpid_hostname = 'localhost',
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$qpid_port = '5672',
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$qpid_username = 'guest',
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$qpid_password = 'guest',
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$qpid_sasl_mechanisms = false,
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$qpid_heartbeat = 60,
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$qpid_protocol = 'tcp',
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$qpid_tcp_nodelay = true,
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$auth_strategy = 'keystone',
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$service_down_time = 60,
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$logdir = '/var/log/nova',
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$state_path = '/var/lib/nova',
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$lock_path = $::nova::params::lock_path,
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$verbose = false,
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$debug = false,
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$periodic_interval = '60',
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$report_interval = '10',
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$rootwrap_config = '/etc/nova/rootwrap.conf',
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# deprecated in folsom
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#$root_helper = $::nova::params::root_helper,
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$monitoring_notifications = false,
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$use_syslog = false,
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$log_facility = 'LOG_USER',
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) inherits nova::params {
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# all nova_config resources should be applied
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# after the nova common package
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# before the file resource for nova.conf is managed
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# and before the post config resource
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Package['nova-common'] -> Nova_config<| |> -> File['/etc/nova/nova.conf']
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Nova_config<| |> ~> Exec['post-nova_config']
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File {
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require => Package['nova-common'],
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owner => 'nova',
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group => 'nova',
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}
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# TODO - see if these packages can be removed
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# they should be handled as package deps by the OS
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package { 'python':
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ensure => present,
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}
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package { 'python-greenlet':
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ensure => present,
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require => Package['python'],
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}
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class { 'nova::utilities': }
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# this anchor is used to simplify the graph between nova components by
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# allowing a resource to serve as a point where the configuration of nova begins
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anchor { 'nova-start': }
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package { 'python-nova':
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ensure => $ensure_package,
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require => Package['python-greenlet']
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}
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package { 'nova-common':
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ensure => $ensure_package,
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name => $::nova::params::common_package_name,
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require => [Package['python-nova'], Anchor['nova-start']]
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}
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group { 'nova':
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ensure => present,
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system => true,
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require => Package['nova-common'],
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}
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user { 'nova':
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ensure => present,
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gid => 'nova',
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system => true,
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require => Package['nova-common'],
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}
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file { $logdir:
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ensure => directory,
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mode => '0750',
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}
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file { '/etc/nova/nova.conf':
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mode => '0640',
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}
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# used by debian/ubuntu in nova::network_bridge to refresh
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# interfaces based on /etc/network/interfaces
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exec { 'networking-refresh':
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command => '/sbin/ifdown -a ; /sbin/ifup -a',
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refreshonly => true,
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}
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if $sql_connection {
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warning('sql_connection deprecated for database_connection')
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$database_connection_real = $sql_connection
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} else {
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$database_connection_real = $database_connection
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}
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if $sql_idle_timeout {
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warning('sql_idle_timeout deprecated for database_idle_timeout')
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$database_idle_timeout_real = $sql_idle_timeout
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} else {
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$database_idle_timeout_real = $database_idle_timeout
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}
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# both the database_connection and rabbit_host are things
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# that may need to be collected from a remote host
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if $database_connection_real {
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if($database_connection_real =~ /mysql:\/\/\S+:\S+@\S+\/\S+/) {
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require 'mysql::python'
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} elsif($database_connection_real =~ /postgresql:\/\/\S+:\S+@\S+\/\S+/) {
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} elsif($database_connection_real =~ /sqlite:\/\//) {
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} else {
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fail("Invalid db connection ${database_connection_real}")
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}
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nova_config {
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'database/connection': value => $database_connection_real, secret => true;
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'database/idle_timeout': value => $database_idle_timeout_real;
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}
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}
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nova_config { 'DEFAULT/image_service': value => $image_service }
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if $image_service == 'nova.image.glance.GlanceImageService' {
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if $glance_api_servers {
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nova_config { 'DEFAULT/glance_api_servers': value => $glance_api_servers }
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}
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}
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nova_config { 'DEFAULT/auth_strategy': value => $auth_strategy }
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if $memcached_servers {
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nova_config { 'DEFAULT/memcached_servers': value => join($memcached_servers, ',') }
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} else {
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nova_config { 'DEFAULT/memcached_servers': ensure => absent }
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}
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if $rpc_backend == 'nova.openstack.common.rpc.impl_kombu' {
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# I may want to support exporting and collecting these
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nova_config {
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'DEFAULT/rabbit_password': value => $rabbit_password, secret => true;
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'DEFAULT/rabbit_userid': value => $rabbit_userid;
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'DEFAULT/rabbit_virtual_host': value => $rabbit_virtual_host;
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}
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if $rabbit_hosts {
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nova_config { 'DEFAULT/rabbit_hosts': value => join($rabbit_hosts, ',') }
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nova_config { 'DEFAULT/rabbit_ha_queues': value => true }
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} else {
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nova_config { 'DEFAULT/rabbit_host': value => $rabbit_host }
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nova_config { 'DEFAULT/rabbit_port': value => $rabbit_port }
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nova_config { 'DEFAULT/rabbit_hosts': value => "${rabbit_host}:${rabbit_port}" }
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nova_config { 'DEFAULT/rabbit_ha_queues': value => false }
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}
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}
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if $rpc_backend == 'nova.openstack.common.rpc.impl_qpid' {
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nova_config {
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'DEFAULT/qpid_hostname': value => $qpid_hostname;
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'DEFAULT/qpid_port': value => $qpid_port;
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'DEFAULT/qpid_username': value => $qpid_username;
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'DEFAULT/qpid_password': value => $qpid_password, secret => true;
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'DEFAULT/qpid_heartbeat': value => $qpid_heartbeat;
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'DEFAULT/qpid_protocol': value => $qpid_protocol;
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'DEFAULT/qpid_tcp_nodelay': value => $qpid_tcp_nodelay;
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}
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if is_array($qpid_sasl_mechanisms) {
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nova_config {
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'DEFAULT/qpid_sasl_mechanisms': value => join($qpid_sasl_mechanisms, ' ');
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}
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}
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elsif $qpid_sasl_mechanisms {
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nova_config {
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'DEFAULT/qpid_sasl_mechanisms': value => $qpid_sasl_mechanisms;
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}
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}
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else {
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nova_config {
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'DEFAULT/qpid_sasl_mechanisms': ensure => absent;
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}
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}
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}
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nova_config {
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'DEFAULT/verbose': value => $verbose;
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'DEFAULT/debug': value => $debug;
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'DEFAULT/logdir': value => $logdir;
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'DEFAULT/rpc_backend': value => $rpc_backend;
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# Following may need to be broken out to different nova services
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'DEFAULT/state_path': value => $state_path;
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'DEFAULT/lock_path': value => $lock_path;
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'DEFAULT/service_down_time': value => $service_down_time;
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'DEFAULT/rootwrap_config': value => $rootwrap_config;
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}
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if $monitoring_notifications {
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nova_config {
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'DEFAULT/notification_driver': value => 'nova.openstack.common.notifier.rpc_notifier'
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}
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}
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# Syslog configuration
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if $use_syslog {
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nova_config {
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'DEFAULT/use_syslog': value => true;
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'DEFAULT/syslog_log_facility': value => $log_facility;
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}
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} else {
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nova_config {
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'DEFAULT/use_syslog': value => false;
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}
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}
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exec { 'post-nova_config':
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command => '/bin/echo "Nova config has changed"',
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refreshonly => true,
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}
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}
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