def _get_databases(self):
"""Return all non-system Postgres databases on the instance."""
results = pgutil.query(
pgutil.DatabaseQuery.list(ignore=cfg.get_ignored_dbs()),
timeout=30,
)
return [models.PostgreSQLSchema(
row[0].strip(), character_set=row[1], collate=row[2])
for row in results]
def list_databases(self, limit=None, marker=None, include_marker=False):
"""Lists the databases."""
db_names = self.list_database_names()
for hidden in cfg.get_ignored_dbs(manager=MANAGER):
if hidden in db_names:
db_names.remove(hidden)
databases = [models.MongoDBSchema(db_name).serialize()
for db_name in db_names]
LOG.debug('databases = ' + str(databases))
return pagination.paginate_list(databases, limit, marker,
include_marker)
def __init__(self, name=None, deserializing=False):
super(CouchDBSchema, self).__init__()
self._ignore_dbs = cfg.get_ignored_dbs()
# need one or the other, not both, not none (!= ~ XOR)
if not (bool(deserializing) != bool(name)):
raise ValueError(_("Bad args. name: %(name)s, "
"deserializing %(deser)s.")
% ({'name': bool(name),
'deser': bool(deserializing)}))
if not deserializing:
self.name = name
def list_databases(self, limit=None, marker=None, include_marker=False):
"""Lists the databases."""
db_names = self.list_database_names()
for hidden in cfg.get_ignored_dbs():
if hidden in db_names:
db_names.remove(hidden)
databases = [models.MongoDBSchema(db_name)
for db_name in db_names]
LOG.debug('databases = ' + str(databases))
return guestagent_utils.serialize_list(
databases,
limit=limit, marker=marker, include_marker=include_marker)
def list_database_names(self):
'''Get the list of database names.'''
out, err = utils.execute_with_timeout(
system.LIST_DB_COMMAND %
{'admin_name': self._admin_user().name,
'admin_password': self._admin_user().password},
shell=True)
dbnames_list = eval(out)
for hidden in cfg.get_ignored_dbs(manager=MANAGER):
if hidden in dbnames_list:
dbnames_list.remove(hidden)
return dbnames_list
def load_with_client(cls, client, limit, marker, include_marker):
schemas, next_marker = client.list_databases(
limit=limit,
marker=marker,
include_marker=include_marker)
model_schemas = []
for schema in schemas:
mysql_schema = guest_models.MySQLDatabase()
mysql_schema.deserialize(schema)
if mysql_schema.name in cfg.get_ignored_dbs():
continue
model_schemas.append(Schema(mysql_schema.name,
mysql_schema.collate,
mysql_schema.character_set))
return model_schemas, next_marker
def list_databases(
self,
context,
limit=None,
marker=None,
include_marker=False,
):
"""List databases created on this instance.
Return value is a list of dictionaries in the following form:
[{"_name": "", "_character_set": "", "_collate": ""}, ...]
"""
results = pgutil.query(
pgutil.DatabaseQuery.list(ignore=cfg.get_ignored_dbs(
manager='postgresql')),
timeout=30,
)
# Convert results to dictionaries.
results = (
{'_name': r[0].strip(), '_character_set': r[1], '_collate': r[2]}
for r in results
)
# Force __iter__ of generator until marker found.
if marker is not None:
try:
item = results.next()
while item['_name'] != marker:
item = results.next()
except StopIteration:
pass
remainder = None
if limit is not None:
remainder = results
results = itertools.islice(results, limit)
results = tuple(results)
next_marker = None
if remainder is not None:
try:
next_marker = remainder.next()
except StopIteration:
pass
return results, next_marker
def list_databases(self, limit=None, marker=None, include_marker=False):
"""List databases the user created on this mysql instance."""
LOG.debug("---Listing Databases---")
ignored_database_names = "'%s'" % "', '".join(cfg.get_ignored_dbs())
LOG.debug("The following database names are on ignore list and will "
"be omitted from the listing: %s" % ignored_database_names)
databases = []
with self.local_sql_client(self.mysql_app.get_engine()) as client:
# If you have an external volume mounted at /var/lib/mysql
# the lost+found directory will show up in mysql as a database
# which will create errors if you try to do any database ops
# on it. So we remove it here if it exists.
q = sql_query.Query()
q.columns = [
'schema_name as name',
'default_character_set_name as charset',
'default_collation_name as collation',
]
q.tables = ['information_schema.schemata']
q.where = ["schema_name NOT IN (" + ignored_database_names + ")"]
q.order = ['schema_name ASC']
if limit:
q.limit = limit + 1
if marker:
q.where.append("schema_name %s '%s'" %
(INCLUDE_MARKER_OPERATORS[include_marker],
marker))
t = text(str(q))
database_names = client.execute(t)
next_marker = None
LOG.debug("database_names = %r." % database_names)
for count, database in enumerate(database_names):
if count >= limit:
break
LOG.debug("database = %s." % str(database))
mysql_db = models.MySQLDatabase()
mysql_db.name = database[0]
next_marker = mysql_db.name
mysql_db.character_set = database[1]
mysql_db.collate = database[2]
databases.append(mysql_db.serialize())
LOG.debug("databases = " + str(databases))
if database_names.rowcount <= limit:
next_marker = None
return databases, next_marker
def __init__(self):
self._name = None
self._collate = None
self._character_set = None
self._ignore_dbs = cfg.get_ignored_dbs()
def ignore_dbs(self):
return cfg.get_ignored_dbs()
def is_reserved_id(self, database_id):
return database_id in cfg.get_ignored_dbs()
def ignore_dbs(self):
return cfg.get_ignored_dbs()
def _is_modifiable_database(self, name):
return name not in cfg.get_ignored_dbs()
def __init__(self):
self._name = None
self._collate = None
self._character_set = None
self._ignore_dbs = cfg.get_ignored_dbs()
def ignore_dbs(self):
return cfg.get_ignored_dbs(manager=MANAGER)
def _is_modifiable_database(self, name):
return name not in cfg.get_ignored_dbs()
