264 lines
9.5 KiB
Puppet
264 lines
9.5 KiB
Puppet
# 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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# [sql_connection] Connection url to use to connect to nova sql database.
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# If specified as false, then it tries to collect the exported resource
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# Nova_config <<| tag == "${::deployment_id}::${::environment}" and title == 'sql_connection' |>>. Optional. Defaults to false.
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# [image_service] Service used to search for and retrieve images. Optional.
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# Defaults to 'nova.image.local.LocalImageService'
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# [glance_api_servers] List of addresses for api servers. Optional.
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# Defaults to localhost:9292.
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# [amqp_hosts] Location of rabbitmq installation. Optional. Defaults to localhost.
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# [amqp_user] User used to connect to rabbitmq. Optional. Defaults to guest.
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# [amqp_password] Password used to connect to rabbitmq. Optional. Defaults to guest.
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# [rabbit_virtual_host] The RabbitMQ virtual host. Optional. Defaults to /.
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# [auth_strategy]
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# [service_down_time] maximum time since last check-in for up service. Optional.
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# Defaults to 60
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# [logdir] Directory where logs should be stored. Optional. Defaults to '/var/log/nova'.
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# [state_path] Directory for storing state. Optional. Defaults to '/var/lib/nova'.
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# [lock_path] Directory for lock files. Optional. Distro specific default.
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# [verbose] Rather to print more verbose (INFO+) output. Optional. Defaults to false.
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# [debug] Rather to print even more verbose (DEBUG+) output. If true, would ignore verbose option. Optional. Defaults to false.
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# [periodic_interval] Seconds between running periodic tasks. Optional.
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# Defaults to '60'.
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# [report_interval] Interval at which nodes report to data store. Optional.
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# Defaults to '10'.
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# [root_helper] Command used for roothelper. Optional. Distro specific.
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# [monitoring_notifications] A boolean specifying whether or not to send system usage data notifications out on the message queue. Optional, false by default. Only valid for stable/essex.
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#
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# $rabbit_nodes = ['node001', 'node002', 'node003']
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# add rabbit nodes hostname
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# [use_syslog] Rather or not service should log to syslog. Optional.
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# [syslog_log_facility] Facility for syslog, if used. Optional.
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#
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class nova(
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$ensure_package = 'present',
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# this is how to query all resources from our clutser
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$nova_cluster_id ='localcluster',
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$sql_connection = false,
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$use_syslog = false,
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$syslog_log_facility = 'LOG_LOCAL6',
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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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# RPC
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$queue_provider = 'rabbitmq',
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$amqp_hosts = 'localhost',
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$amqp_user = 'guest',
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$amqp_password = 'guest',
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$rabbit_ha_queues = false,
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$rabbit_virtual_host = '/',
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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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$report_interval = '10',
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$root_wrap_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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$api_bind_address = '0.0.0.0',
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$remote_syslog_server = '127.0.0.1',
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$idle_timeout = '3600',
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$max_pool_size = '10',
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$max_overflow = '30',
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$max_retries = '-1',
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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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# 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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# turn on rabbitmq ha/cluster mode
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if $queue_provider == 'rabbitmq' and $rabbit_ha_queues {
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Nova_config['DEFAULT/rabbit_ha_queues'] -> Nova::Generic_service<| title != 'api' |>
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nova_config { 'DEFAULT/rabbit_ha_queues': value => 'True' }
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}
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if (defined(Exec['update-kombu']))
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{
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Exec['update-kombu'] -> Nova::Generic_service<||>
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}
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package { 'nova-common':
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name => $::nova::params::common_package_name,
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ensure => $ensure_package,
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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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shell => '/bin/bash',
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require => Package['nova-common'],
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}
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File {
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ensure => present,
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owner => 'nova',
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group => 'nova',
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mode => '0640',
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require => Package['nova-common'],
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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/use_syslog_rfc_format': value => true;
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'DEFAULT/syslog_log_facility': value => $syslog_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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file { $logdir:
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ensure => directory,
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mode => '0751',
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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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# both the sql_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 $sql_connection {
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if($sql_connection =~ /mysql:\/\/\S+:\S+@\S+\/\S+/) {
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require 'mysql::python'
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} elsif($sql_connection =~ /postgresql:\/\/\S+:\S+@\S+\/\S+/) {
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} elsif($sql_connection =~ /sqlite:\/\//) {
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} else {
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fail("Invalid db connection ${sql_connection}")
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}
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if !defined(Nova_config['DATABASE/connection']) {
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nova_config { 'DATABASE/connection': value => $sql_connection }
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}
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} else {
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Nova_config <<| tag == "${::deployment_id}::${::environment}" and title == 'sql_connection' |>>
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}
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nova_config { 'DEFAULT/allow_resize_to_same_host': value => 'True' }
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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 => $glance_api_servers }
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} else {
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# TODO this only supports setting a single address for the api server
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Nova_config <<| tag == "${::deployment_id}::${::environment}" and title == '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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# I may want to support exporting and collecting these
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case $queue_provider {
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"rabbitmq": {
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nova_config {
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'DEFAULT/rabbit_hosts': value => $amqp_hosts;
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'DEFAULT/rabbit_userid': value => $amqp_user;
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'DEFAULT/rabbit_password': value => $amqp_password;
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'DEFAULT/rabbit_virtual_host': value => $rabbit_virtual_host;
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'DEFAULT/rpc_backend': value => 'nova.rpc.impl_kombu';
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'DEFAULT/kombu_reconnect_delay': value => '5.0';
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}
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}
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"qpid": {
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nova_config {
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'DEFAULT/qpid_hosts': value => $amqp_hosts;
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'DEFAULT/qpid_username': value => $amqp_user;
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'DEFAULT/qpid_password': value => $rabbit_virtual_host;
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'DEFAULT/rpc_backend': value => 'nova.rpc.impl_qpid';
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}
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}
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}
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nova_config {
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'DEFAULT/debug': value => $debug;
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'DEFAULT/verbose': value => $verbose;
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'DEFAULT/logdir': value => $logdir;
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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/report_interval': value => $report_interval;
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'DEFAULT/rootwrap_config': value => $root_wrap_config;
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}
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nova_config {
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'DEFAULT/ec2_listen': value => $api_bind_address;
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'DEFAULT/osapi_compute_listen': value => $api_bind_address;
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'DEFAULT/metadata_listen': value => $api_bind_address;
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'DEFAULT/osapi_volume_listen': value => $api_bind_address;
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}
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nova_config {
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'DATABASE/max_pool_size': value => $max_pool_size;
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'DATABASE/max_retries': value => $max_retries;
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'DATABASE/max_overflow': value => $max_overflow;
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'DATABASE/idle_timeout': value => $idle_timeout;
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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.notifier.rabbit_notifier'
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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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