Move MySQL Galera within composable services

This patch just moves the Puppet code into puppet-tripleo.
A future iteration will be to move parameters within the service
template.

Closes-Bug: #1601853
Depends-On: I7ddae28a6affd55c5bffc15d72226a18c708850e
Change-Id: I51a05dbf53f516b200c146b35529ce563ce9ac7b
This commit is contained in:
Emilien Macchi 2016-07-11 11:06:03 -04:00
parent 167d93eaa3
commit 6a629a4dcc
7 changed files with 43 additions and 187 deletions

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@ -49,3 +49,4 @@ resource_registry:
OS::TripleO::Services::GnocchiApi: ../puppet/services/pacemaker/gnocchi-api.yaml
OS::TripleO::Services::GnocchiMetricd: ../puppet/services/pacemaker/gnocchi-metricd.yaml
OS::TripleO::Services::GnocchiStatsd: ../puppet/services/pacemaker/gnocchi-statsd.yaml
OS::TripleO::Services::MySQL: ../puppet/services/pacemaker/database/mysql.yaml

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@ -144,6 +144,7 @@ resource_registry:
OS::TripleO::Services::IronicApi: puppet/services/ironic-api.yaml
OS::TripleO::Services::IronicConductor: puppet/services/ironic-conductor.yaml
OS::TripleO::Services::Kernel: puppet/services/kernel.yaml
OS::TripleO::Services::MySQL: puppet/services/database/mysql.yaml
OS::TripleO::Services::NeutronDhcpAgent: puppet/services/neutron-dhcp.yaml
OS::TripleO::Services::NeutronL3Agent: puppet/services/neutron-l3.yaml
OS::TripleO::Services::NeutronMetadataAgent: puppet/services/neutron-metadata.yaml

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@ -381,6 +381,7 @@ parameters:
- OS::TripleO::Services::HeatApiCfn
- OS::TripleO::Services::HeatApiCloudwatch
- OS::TripleO::Services::HeatEngine
- OS::TripleO::Services::MySQL
- OS::TripleO::Services::NeutronDhcpAgent
- OS::TripleO::Services::NeutronL3Agent
- OS::TripleO::Services::NeutronMetadataAgent

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@ -19,28 +19,6 @@ include ::tripleo::firewall
$enable_load_balancer = hiera('enable_load_balancer', true)
if hiera('step') >= 2 {
if str2bool(hiera('enable_galera', true)) {
$mysql_config_file = '/etc/my.cnf.d/galera.cnf'
} else {
$mysql_config_file = '/etc/my.cnf.d/server.cnf'
}
# TODO Galara
# FIXME: due to https://bugzilla.redhat.com/show_bug.cgi?id=1298671 we
# set bind-address to a hostname instead of an ip address; to move Mysql
# from internal_api on another network we'll have to customize both
# MysqlNetwork and ControllerHostnameResolveNetwork in ServiceNetMap
class { '::mysql::server':
config_file => $mysql_config_file,
override_options => {
'mysqld' => {
'bind-address' => $::hostname,
'max_connections' => hiera('mysql_max_connections'),
'open_files_limit' => '-1',
},
},
remove_default_accounts => true,
}
# FIXME: this should only occur on the bootstrap host (ditto for db syncs)
# Create all the database schemas
include ::aodh::db::mysql

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@ -35,67 +35,7 @@ if $::hostname == downcase(hiera('bootstrap_nodeid')) {
$sync_db = false
}
if hiera('step') >= 1 {
# Galera
if str2bool(hiera('enable_galera', true)) {
$mysql_config_file = '/etc/my.cnf.d/galera.cnf'
} else {
$mysql_config_file = '/etc/my.cnf.d/server.cnf'
}
$galera_nodes = downcase(hiera('galera_node_names', $::hostname))
$galera_nodes_count = count(split($galera_nodes, ','))
# FIXME: due to https://bugzilla.redhat.com/show_bug.cgi?id=1298671 we
# set bind-address to a hostname instead of an ip address; to move Mysql
# from internal_api on another network we'll have to customize both
# MysqlNetwork and ControllerHostnameResolveNetwork in ServiceNetMap
$mysql_bind_host = hiera('mysql_bind_host')
$mysqld_options = {
'mysqld' => {
'skip-name-resolve' => '1',
'binlog_format' => 'ROW',
'default-storage-engine' => 'innodb',
'innodb_autoinc_lock_mode' => '2',
'innodb_locks_unsafe_for_binlog'=> '1',
'query_cache_size' => '0',
'query_cache_type' => '0',
'bind-address' => $::hostname,
'max_connections' => hiera('mysql_max_connections'),
'open_files_limit' => '-1',
'wsrep_on' => 'ON',
'wsrep_provider' => '/usr/lib64/galera/libgalera_smm.so',
'wsrep_cluster_name' => 'galera_cluster',
'wsrep_cluster_address' => "gcomm://${galera_nodes}",
'wsrep_slave_threads' => '1',
'wsrep_certify_nonPK' => '1',
'wsrep_max_ws_rows' => '131072',
'wsrep_max_ws_size' => '1073741824',
'wsrep_debug' => '0',
'wsrep_convert_LOCK_to_trx' => '0',
'wsrep_retry_autocommit' => '1',
'wsrep_auto_increment_control' => '1',
'wsrep_drupal_282555_workaround'=> '0',
'wsrep_causal_reads' => '0',
'wsrep_sst_method' => 'rsync',
'wsrep_provider_options' => "gmcast.listen_addr=tcp://[${mysql_bind_host}]:4567;",
},
}
class { '::mysql::server':
create_root_user => false,
create_root_my_cnf => false,
config_file => $mysql_config_file,
override_options => $mysqld_options,
remove_default_accounts => $pacemaker_master,
service_manage => false,
service_enabled => false,
}
}
if hiera('step') >= 2 {
# NOTE(gfidente): the following vars are needed on all nodes so they
# need to stay out of pacemaker_master conditional.
# The addresses mangling will hopefully go away when we'll be able to
@ -113,84 +53,13 @@ if hiera('step') >= 2 {
$mongodb_replset = hiera('mongodb::server::replset')
if $pacemaker_master {
pacemaker::resource::ocf { 'galera' :
ocf_agent_name => 'heartbeat:galera',
op_params => 'promote timeout=300s on-fail=block',
master_params => '',
meta_params => "master-max=${galera_nodes_count} ordered=true",
resource_params => "additional_parameters='--open-files-limit=16384' enable_creation=true wsrep_cluster_address='gcomm://${galera_nodes}'",
require => Class['::mysql::server'],
before => Exec['galera-ready'],
}
exec { 'galera-ready' :
command => '/usr/bin/clustercheck >/dev/null',
timeout => 30,
tries => 180,
try_sleep => 10,
environment => ['AVAILABLE_WHEN_READONLY=0'],
require => Exec['create-root-sysconfig-clustercheck'],
}
# We add a clustercheck db user and we will switch /etc/sysconfig/clustercheck
# to it in a later step. We do this only on one node as it will replicate on
# the other members. We also make sure that the permissions are the minimum necessary
mysql_user { 'clustercheck@localhost':
ensure => 'present',
password_hash => mysql_password(hiera('mysql_clustercheck_password')),
require => Exec['galera-ready'],
}
mysql_grant { 'clustercheck@localhost/*.*':
ensure => 'present',
options => ['GRANT'],
privileges => ['PROCESS'],
table => '*.*',
user => 'clustercheck@localhost',
}
class { '::aodh::db::mysql':
require => Exec['galera-ready'],
}
}
# This step is to create a sysconfig clustercheck file with the root user and empty password
# on the first install only (because later on the clustercheck db user will be used)
# We are using exec and not file in order to not have duplicate definition errors in puppet
# when we later set the the file to contain the clustercheck data
exec { 'create-root-sysconfig-clustercheck':
command => "/bin/echo 'MYSQL_USERNAME=root\nMYSQL_PASSWORD=\'\'\nMYSQL_HOST=localhost\n' > /etc/sysconfig/clustercheck",
unless => '/bin/test -e /etc/sysconfig/clustercheck && grep -q clustercheck /etc/sysconfig/clustercheck',
}
xinetd::service { 'galera-monitor' :
port => '9200',
server => '/usr/bin/clustercheck',
per_source => 'UNLIMITED',
log_on_success => '',
log_on_failure => 'HOST',
flags => 'REUSE',
service_type => 'UNLISTED',
user => 'root',
group => 'root',
require => Exec['create-root-sysconfig-clustercheck'],
}
} #END STEP 2
if hiera('step') >= 4 or ( hiera('step') >= 3 and $sync_db ) {
# At this stage we are guaranteed that the clustercheck db user exists
# so we switch the resource agent to use it.
$mysql_clustercheck_password = hiera('mysql_clustercheck_password')
file { '/etc/sysconfig/clustercheck' :
ensure => file,
mode => '0600',
owner => 'root',
group => 'root',
content => "MYSQL_USERNAME=clustercheck\n
MYSQL_PASSWORD='${mysql_clustercheck_password}'\n
MYSQL_HOST=localhost\n",
}
$nova_ipv6 = hiera('nova::use_ipv6', false)
if $nova_ipv6 {
$memcached_servers = suffix(hiera('memcache_node_ips_v6'), ':11211')
@ -235,32 +104,7 @@ MYSQL_HOST=localhost\n",
} #END STEP 4
if hiera('step') >= 5 {
# We now make sure that the root db password is set to a random one
# At first installation /root/.my.cnf will be empty and we connect without a root
# password. On second runs or updates /root/.my.cnf will already be populated
# with proper credentials. This step happens on every node because this sql
# statement does not automatically replicate across nodes.
$mysql_root_password = hiera('mysql::server::root_password')
exec { 'galera-set-root-password':
command => "/bin/touch /root/.my.cnf && /bin/echo \"UPDATE mysql.user SET Password = PASSWORD('${mysql_root_password}') WHERE user = 'root'; flush privileges;\" | /bin/mysql --defaults-extra-file=/root/.my.cnf -u root",
}
file { '/root/.my.cnf' :
ensure => file,
mode => '0600',
owner => 'root',
group => 'root',
content => "[client]
user=root
password=\"${mysql_root_password}\"
[mysql]
user=root
password=\"${mysql_root_password}\"",
require => Exec['galera-set-root-password'],
}
$nova_enable_db_purge = hiera('nova_enable_db_purge', true)
if $nova_enable_db_purge {
include ::nova::cron::archive_deleted_rows
}
@ -276,15 +120,6 @@ password=\"${mysql_root_password}\"",
require => [Pacemaker::Resource::Service[$::apache::params::service_name],
Pacemaker::Resource::Ocf['openstack-core']],
}
pacemaker::constraint::base { 'galera-then-openstack-core-constraint':
constraint_type => 'order',
first_resource => 'galera-master',
second_resource => 'openstack-core-clone',
first_action => 'promote',
second_action => 'start',
require => [Pacemaker::Resource::Ocf['galera'],
Pacemaker::Resource::Ocf['openstack-core']],
}
# Nova
pacemaker::constraint::base { 'keystone-then-nova-consoleauth-constraint':

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@ -0,0 +1,20 @@
heat_template_version: 2016-04-08
description: >
MySQL service deployment using puppet
parameters:
#Parameters not used EndpointMap
EndpointMap:
default: {}
description: Mapping of service endpoint -> protocol. Typically set
via parameter_defaults in the resource registry.
type: json
outputs:
role_data:
description: Service MySQL using composable services.
value:
config_settings:
step_config: |
include ::tripleo::profile::base::database::mysql

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@ -0,0 +1,20 @@
heat_template_version: 2016-04-08
description: >
MySQL with Pacemaker service deployment using puppet
parameters:
#Parameters not used EndpointMap
EndpointMap:
default: {}
description: Mapping of service endpoint -> protocol. Typically set
via parameter_defaults in the resource registry.
type: json
outputs:
role_data:
description: Service MySQL with Pacemaker using composable services.
value:
config_settings:
step_config: |
include ::tripleo::profile::pacemaker::database::mysql