def handle(self, *args, **options):
db = ExportSchema.get_db()
for index in ExportSchema.get_all_indices():
last = ExportSchema.last(index)
if not last.timestamp:
config = ExportConfiguration(db, index, disable_checkpoints=True)
config.create_new_checkpoint()
assert ExportSchema.last(index).timestamp
print "set timestamp for %s" % index
else:
print "%s all set" % index
def handle(self, *args, **options):
db = ExportSchema.get_db()
for index in ExportSchema.get_all_indices():
last = ExportSchema.last(index)
if not last.timestamp:
config = ExportConfiguration(db,
index,
disable_checkpoints=True)
config.create_new_checkpoint()
assert ExportSchema.last(index).timestamp
print "set timestamp for %s" % index
else:
print "%s all set" % index
def build_latest_schema(schema_index):
"""
Build a schema, directly from the index. Also creates a saved checkpoint.
"""
from couchexport.export import ExportConfiguration
db = Database(settings.COUCH_DATABASE)
previous_export = ExportSchema.last(schema_index)
try:
current_seq = int(db.info()["update_seq"])
except ValueError:
pass # we must be on bigcouch, so comparing seqs is useless
else:
if previous_export and not previous_export.is_bigcouch \
and int(previous_export.seq) > current_seq:
# something weird happened (like the couch database changing)
# better rebuild from scratch
previous_export = None
config = ExportConfiguration(db, schema_index,
previous_export=previous_export)
schema = config.get_latest_schema()
if not schema:
return None
updated_checkpoint = config.create_new_checkpoint()
return updated_checkpoint
def build_latest_schema(schema_index):
"""
Build a schema, directly from the index. Also creates a saved checkpoint.
"""
from couchexport.export import ExportConfiguration
db = Database(settings.COUCH_DATABASE)
previous_export = ExportSchema.last(schema_index)
try:
current_seq = int(db.info()["update_seq"])
except ValueError:
pass # we must be on bigcouch, so comparing seqs is useless
else:
if previous_export and not previous_export.is_bigcouch \
and int(previous_export.seq) > current_seq:
# something weird happened (like the couch database changing)
# better rebuild from scratch
previous_export = None
config = ExportConfiguration(db,
schema_index,
previous_export=previous_export)
schema = config.get_latest_schema()
if not schema:
return None
updated_checkpoint = config.create_new_checkpoint()
return updated_checkpoint
def get_export_components(self, previous_export_id=None, filter=None):
from couchexport.export import ExportConfiguration
database = get_db()
config = ExportConfiguration(database, self.index, previous_export_id,
self.filter & filter)
# get and checkpoint the latest schema
updated_schema = config.get_latest_schema()
export_schema_checkpoint = config.create_new_checkpoint()
return config, updated_schema, export_schema_checkpoint
def get_export_components(self, previous_export_id=None, filter=None):
from couchexport.export import ExportConfiguration
database = get_db()
config = ExportConfiguration(database, self.index,
previous_export_id,
self.filter & filter)
# get and checkpoint the latest schema
updated_schema = config.get_latest_schema()
export_schema_checkpoint = config.create_new_checkpoint()
return config, updated_schema, export_schema_checkpoint
def rebuild_schemas(index):
"""
Resets the schema for all checkpoints to the latest version based off the
current document structure. Returns the number of checkpoints updated.
"""
db = ExportSchema.get_db()
all_checkpoints = ExportSchema.get_all_checkpoints(index)
config = ExportConfiguration(db, index, disable_checkpoints=True)
latest = config.create_new_checkpoint()
for cp in all_checkpoints:
cp.schema = latest.schema
cp.save()
return len(all_checkpoints)
def rebuild_schemas(index):
"""
Resets the schema for all checkpoints to the latest version based off the
current document structure. Returns the number of checkpoints updated.
"""
db = ExportSchema.get_db()
all_checkpoints = ExportSchema.get_all_checkpoints(index)
config = ExportConfiguration(db, index, disable_checkpoints=True)
latest = config.create_new_checkpoint()
for cp in all_checkpoints:
cp.schema = latest.schema
cp.save()
return len(all_checkpoints)
def build_latest_schema(schema_index):
"""
Build a schema, directly from the index. Also creates a saved checkpoint.
"""
from couchexport.export import ExportConfiguration
db = Database(settings.COUCH_DATABASE)
previous_export = ExportSchema.last(schema_index)
config = ExportConfiguration(db, schema_index,
previous_export=previous_export)
schema = config.get_latest_schema()
if not schema:
return None
updated_checkpoint = config.create_new_checkpoint()
return updated_checkpoint
def build_latest_schema(schema_index):
"""
Build a schema, directly from the index. Also creates a saved checkpoint.
"""
from couchexport.export import ExportConfiguration
db = Database(settings.COUCH_DATABASE)
previous_export = ExportSchema.last(schema_index)
config = ExportConfiguration(db,
schema_index,
previous_export=previous_export)
schema = config.get_latest_schema()
if not schema:
return None
updated_checkpoint = config.create_new_checkpoint()
return updated_checkpoint
