def get_resources(self, user=None, project=None, source=None,
start_timestamp=None, start_timestamp_op=None,
end_timestamp=None, end_timestamp_op=None,
metaquery=None, resource=None, limit=None):
"""Return an iterable of models.Resource instances
:param user: Optional ID for user that owns the resource.
:param project: Optional ID for project that owns the resource.
:param source: Optional source filter.
:param start_timestamp: Optional modified timestamp start range.
:param start_timestamp_op: Optional start time operator, like ge, gt.
:param end_timestamp: Optional modified timestamp end range.
:param end_timestamp_op: Optional end time operator, like lt, le.
:param metaquery: Optional dict with metadata to match on.
:param resource: Optional resource filter.
:param limit: Maximum number of results to return.
"""
if limit == 0:
return
q = hbase_utils.make_query(metaquery=metaquery, user_id=user,
project_id=project,
resource_id=resource, source=source)
q = hbase_utils.make_meter_query_for_resource(start_timestamp,
start_timestamp_op,
end_timestamp,
end_timestamp_op,
source, q)
with self.conn_pool.connection() as conn:
resource_table = conn.table(self.RESOURCE_TABLE)
LOG.debug("Query Resource table: %s", q)
for resource_id, data in resource_table.scan(filter=q,
limit=limit):
f_res, sources, meters, md = hbase_utils.deserialize_entry(
data)
resource_id = hbase_utils.encode_unicode(resource_id)
# Unfortunately happybase doesn't keep ordered result from
# HBase. So that's why it's needed to find min and max
# manually
first_ts = min(meters, key=operator.itemgetter(1))[1]
last_ts = max(meters, key=operator.itemgetter(1))[1]
source = meters[0][0][1]
# If we use QualifierFilter then HBase returnes only
# qualifiers filtered by. It will not return the whole entry.
# That's why if we need to ask additional qualifiers manually.
if 'project_id' not in f_res and 'user_id' not in f_res:
row = resource_table.row(
resource_id, columns=['f:project_id', 'f:user_id',
'f:resource_metadata'])
f_res, _s, _m, md = hbase_utils.deserialize_entry(row)
yield models.Resource(
resource_id=resource_id,
first_sample_timestamp=first_ts,
last_sample_timestamp=last_ts,
project_id=f_res['project_id'],
source=source,
user_id=f_res['user_id'],
metadata=md)
def get_resources(self, user=None, project=None, source=None,
start_timestamp=None, start_timestamp_op=None,
end_timestamp=None, end_timestamp_op=None,
metaquery=None, resource=None, limit=None):
"""Return an iterable of models.Resource instances
:param user: Optional ID for user that owns the resource.
:param project: Optional ID for project that owns the resource.
:param source: Optional source filter.
:param start_timestamp: Optional modified timestamp start range.
:param start_timestamp_op: Optional start time operator, like ge, gt.
:param end_timestamp: Optional modified timestamp end range.
:param end_timestamp_op: Optional end time operator, like lt, le.
:param metaquery: Optional dict with metadata to match on.
:param resource: Optional resource filter.
:param limit: Maximum number of results to return.
"""
if limit == 0:
return
q = hbase_utils.make_query(metaquery=metaquery, user_id=user,
project_id=project,
resource_id=resource, source=source)
q = hbase_utils.make_meter_query_for_resource(start_timestamp,
start_timestamp_op,
end_timestamp,
end_timestamp_op,
source, q)
with self.conn_pool.connection() as conn:
resource_table = conn.table(self.RESOURCE_TABLE)
LOG.debug("Query Resource table: %s", q)
for resource_id, data in resource_table.scan(filter=q,
limit=limit):
f_res, meters, md = hbase_utils.deserialize_entry(
data)
resource_id = hbase_utils.encode_unicode(resource_id)
# Unfortunately happybase doesn't keep ordered result from
# HBase. So that's why it's needed to find min and max
# manually
first_ts = min(meters, key=operator.itemgetter(1))[1]
last_ts = max(meters, key=operator.itemgetter(1))[1]
source = meters[0][0][1]
# If we use QualifierFilter then HBase returns only
# qualifiers filtered by. It will not return the whole entry.
# That's why if we need to ask additional qualifiers manually.
if 'project_id' not in f_res and 'user_id' not in f_res:
row = resource_table.row(
resource_id, columns=['f:project_id', 'f:user_id',
'f:resource_metadata'])
f_res, _m, md = hbase_utils.deserialize_entry(row)
yield models.Resource(
resource_id=resource_id,
first_sample_timestamp=first_ts,
last_sample_timestamp=last_ts,
project_id=f_res['project_id'],
source=source,
user_id=f_res['user_id'],
metadata=md)
def get_resources(
self,
user=None,
project=None,
source=None,
start_timestamp=None,
start_timestamp_op=None,
end_timestamp=None,
end_timestamp_op=None,
metaquery=None,
resource=None,
pagination=None,
):
"""Return an iterable of models.Resource instances
:param user: Optional ID for user that owns the resource.
:param project: Optional ID for project that owns the resource.
:param source: Optional source filter.
:param start_timestamp: Optional modified timestamp start range.
:param start_timestamp_op: Optional start time operator, like ge, gt.
:param end_timestamp: Optional modified timestamp end range.
:param end_timestamp_op: Optional end time operator, like lt, le.
:param metaquery: Optional dict with metadata to match on.
:param resource: Optional resource filter.
:param pagination: Optional pagination query.
"""
if pagination:
raise NotImplementedError("Pagination not implemented")
q = hbase_utils.make_query(
metaquery=metaquery, user_id=user, project_id=project, resource_id=resource, source=source
)
q = hbase_utils.make_meter_query_for_resource(
start_timestamp, start_timestamp_op, end_timestamp, end_timestamp_op, source, q
)
with self.conn_pool.connection() as conn:
resource_table = conn.table(self.RESOURCE_TABLE)
LOG.debug(_("Query Resource table: %s") % q)
for resource_id, data in resource_table.scan(filter=q):
f_res, sources, meters, md = hbase_utils.deserialize_entry(data)
# Unfortunately happybase doesn't keep ordered result from
# HBase. So that's why it's needed to find min and max
# manually
first_ts = min(meters, key=operator.itemgetter(1))[1]
last_ts = max(meters, key=operator.itemgetter(1))[1]
source = meters[0][0].split("+")[1]
# If we use QualifierFilter then HBase returnes only
# qualifiers filtered by. It will not return the whole entry.
# That's why if we need to ask additional qualifiers manually.
if "project_id" not in f_res and "user_id" not in f_res:
row = resource_table.row(resource_id, columns=["f:project_id", "f:user_id", "f:resource_metadata"])
f_res, _s, _m, md = hbase_utils.deserialize_entry(row)
yield models.Resource(
resource_id=resource_id,
first_sample_timestamp=first_ts,
last_sample_timestamp=last_ts,
project_id=f_res["project_id"],
source=source,
user_id=f_res["user_id"],
metadata=md,
)
