配置的时候,有两种方式读取 catalog
1、这种方式,则使用 sql 读取catalog 内容,具体可能是mysql或者sqlite,由 sql_connection 配置决定
[catalog]
driver = keystone.catalog.backends.sql.Catalog
[catalog]
driver = keystone.catalog.backends.sql.Catalog
2、这种方式,使用文件读取 catalog 内容
[catalog]
driver = keystone.catalog.backends.templated.TemplatedCatalog
template_file = /etc/keystone/default_catalog.templates
[catalog]
driver = keystone.catalog.backends.templated.TemplatedCatalog
template_file = /etc/keystone/default_catalog.templates