packstack/packstack/plugins/mysql_001.py

136 lines
5.7 KiB
Python

"""
Installs and configures MySQL
"""
import uuid
import logging
from packstack.installer import validators
from packstack.installer import utils
from packstack.modules.ospluginutils import getManifestTemplate, appendManifestFile
# Controller object will be initialized from main flow
controller = None
# Plugin name
PLUGIN_NAME = "OS-MySQL"
PLUGIN_NAME_COLORED = utils.color_text(PLUGIN_NAME, 'blue')
logging.debug("plugin %s loaded", __name__)
def initConfig(controllerObject):
global controller
controller = controllerObject
logging.debug("Adding MySQL OpenStack configuration")
paramsList = [
{"CMD_OPTION" : "mysql-host",
"USAGE" : "The IP address of the server on which to install MySQL",
"PROMPT" : "Enter the IP address of the MySQL server",
"OPTION_LIST" : [],
"VALIDATORS" : [validators.validate_ssh],
"DEFAULT_VALUE" : utils.get_localhost_ip(),
"MASK_INPUT" : False,
"LOOSE_VALIDATION": True,
"CONF_NAME" : "CONFIG_MYSQL_HOST",
"USE_DEFAULT" : False,
"NEED_CONFIRM" : False,
"CONDITION" : False },
{"CMD_OPTION" : "mysql-user",
"USAGE" : "Username for the MySQL admin user",
"PROMPT" : "Enter the username for the MySQL admin user",
"OPTION_LIST" : [],
"VALIDATORS" : [validators.validate_not_empty],
"DEFAULT_VALUE" : "root",
"MASK_INPUT" : False,
"LOOSE_VALIDATION": False,
"CONF_NAME" : "CONFIG_MYSQL_USER",
"USE_DEFAULT" : True,
"NEED_CONFIRM" : False,
"CONDITION" : False },
{"CMD_OPTION" : "mysql-pw",
"USAGE" : "Password for the MySQL admin user",
"PROMPT" : "Enter the password for the MySQL admin user",
"OPTION_LIST" : [],
"VALIDATORS" : [validators.validate_not_empty],
"DEFAULT_VALUE" : uuid.uuid4().hex[:16],
"MASK_INPUT" : True,
"LOOSE_VALIDATION": True,
"CONF_NAME" : "CONFIG_MYSQL_PW",
"USE_DEFAULT" : False,
"NEED_CONFIRM" : True,
"CONDITION" : False },
]
groupDict = { "GROUP_NAME" : "MYSQL",
"DESCRIPTION" : "MySQL Config parameters",
"PRE_CONDITION" : lambda x: 'yes',
"PRE_CONDITION_MATCH" : "yes",
"POST_CONDITION" : False,
"POST_CONDITION_MATCH" : True}
controller.addGroup(groupDict, paramsList)
def initSequences(controller):
mysqlsteps = [
{'title': 'Adding MySQL manifest entries',
'functions':[createmanifest]}
]
controller.addSequence("Installing MySQL", [], [], mysqlsteps)
def createmanifest(config):
if config['CONFIG_MYSQL_INSTALL'] == 'y':
install = True
suffix = 'install'
else:
install = False
suffix = 'noinstall'
# In case we are not installing MySQL server, mysql* manifests have
# to be run from Keystone host
host = install and config['CONFIG_MYSQL_HOST'] \
or config['CONFIG_KEYSTONE_HOST']
manifestfile = "%s_mysql.pp" % host
manifestdata = [getManifestTemplate('mysql_%s.pp' % suffix)]
def append_for(module, suffix):
# Modules have to be appended to the existing mysql.pp
# otherwise pp will fail for some of them saying that
# Mysql::Config definition is missing.
template = "mysql_%s_%s.pp" % (module, suffix)
manifestdata.append(getManifestTemplate(template))
append_for("keystone", suffix)
hosts = set()
for mod in ['nova', 'cinder', 'glance', 'neutron', 'heat']:
if config['CONFIG_%s_INSTALL' % mod.upper()] == 'y':
append_for(mod, suffix)
# Check wich modules are enabled so we can allow their
# hosts on the firewall
if mod != 'nova' and mod != 'neutron':
hosts.add(config.get('CONFIG_%s_HOST' % mod.upper()).strip())
elif mod == 'neutron':
hosts.add(config.get('CONFIG_NEUTRON_SERVER_HOST').strip())
else:
#In that remote case that we have lot's of nova hosts
hosts.add(config.get('CONFIG_NOVA_API_HOST').strip())
hosts.add(config.get('CONFIG_NOVA_CERT_HOST').strip())
hosts.add(config.get('CONFIG_NOVA_VNCPROXY_HOST').strip())
hosts.add(config.get('CONFIG_NOVA_CONDUCTOR_HOST').strip())
hosts.add(config.get('CONFIG_NOVA_SCHED_HOST').strip())
if config['CONFIG_NEUTRON_INSTALL'] != 'y':
dbhosts = config['CONFIG_NOVA_NETWORK_HOSTS'].split(',')
dbhosts = set([i.strip() for i in dbhosts if i.strip()])
hosts |= dbhosts
for host in config.get('CONFIG_NOVA_COMPUTE_HOSTS').split(','):
hosts.add(host.strip())
config['FIREWALL_ALLOWED'] = ",".join(["'%s'" % i for i in hosts])
config['FIREWALL_SERVICE_NAME'] = "mysql"
config['FIREWALL_PORTS'] = "'3306'"
manifestdata.append(getManifestTemplate("firewall.pp"))
appendManifestFile(manifestfile, "\n".join(manifestdata), 'pre')