90 lines
3.4 KiB
Python
90 lines
3.4 KiB
Python
from reddwarf.guestagent import dbaas
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from reddwarf.guestagent import volume
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from reddwarf.openstack.common import log as logging
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from reddwarf.openstack.common import periodic_task
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from reddwarf.openstack.common.gettextutils import _
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LOG = logging.getLogger(__name__)
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MYSQL_BASE_DIR = "/var/lib/mysql"
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class Manager(periodic_task.PeriodicTasks):
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@periodic_task.periodic_task(ticks_between_runs=10)
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def update_status(self, context):
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"""Update the status of the MySQL service"""
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dbaas.MySqlAppStatus.get().update()
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def create_database(self, context, databases):
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return dbaas.MySqlAdmin().create_database(databases)
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def create_user(self, context, users):
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dbaas.MySqlAdmin().create_user(users)
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def delete_database(self, context, database):
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return dbaas.MySqlAdmin().delete_database(database)
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def delete_user(self, context, user):
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dbaas.MySqlAdmin().delete_user(user)
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def list_databases(self, context, limit=None, marker=None,
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include_marker=False):
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return dbaas.MySqlAdmin().list_databases(limit, marker,
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include_marker)
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def list_users(self, context, limit=None, marker=None,
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include_marker=False):
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return dbaas.MySqlAdmin().list_users(limit, marker,
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include_marker)
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def enable_root(self, context):
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return dbaas.MySqlAdmin().enable_root()
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def is_root_enabled(self, context):
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return dbaas.MySqlAdmin().is_root_enabled()
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def prepare(self, context, databases, memory_mb, users, device_path=None,
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mount_point=None):
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"""Makes ready DBAAS on a Guest container."""
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dbaas.MySqlAppStatus.get().begin_mysql_install()
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# status end_mysql_install set with install_and_secure()
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app = dbaas.MySqlApp(dbaas.MySqlAppStatus.get())
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restart_mysql = False
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if device_path:
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device = volume.VolumeDevice(device_path)
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device.format()
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if app.is_installed():
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#stop and do not update database
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app.stop_mysql()
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restart_mysql = True
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#rsync exiting data
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device.migrate_data(MYSQL_BASE_DIR)
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#mount the volume
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device.mount(mount_point)
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LOG.debug(_("Mounted the volume."))
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#check mysql was installed and stopped
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if restart_mysql:
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app.start_mysql()
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app.install_and_secure(memory_mb)
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LOG.info("Creating initial databases and users following successful "
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"prepare.")
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self.create_database(context, databases)
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self.create_user(context, users)
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LOG.info('"prepare" call has finished.')
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def restart(self, context):
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app = dbaas.MySqlApp(dbaas.MySqlAppStatus.get())
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app.restart()
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def start_mysql_with_conf_changes(self, context, updated_memory_size):
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app = dbaas.MySqlApp(dbaas.MySqlAppStatus.get())
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app.start_mysql_with_conf_changes(updated_memory_size)
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def stop_mysql(self, context):
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app = dbaas.MySqlApp(dbaas.MySqlAppStatus.get())
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app.stop_mysql()
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def get_filesystem_stats(self, context, fs_path):
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""" Gets the filesystem stats for the path given """
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return dbaas.Interrogator().get_filesystem_volume_stats(fs_path)
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