options.py

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# This file is part of dax_apdb
#
# Developed for the LSST Data Management System.
# This product includes software developed by the LSST Project
# (https://www.lsst.org).
# See the COPYRIGHT file at the top-level directory of this distribution
# for details of code ownership.
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
from __future__ import annotations
 
__all__ = ["cassandra_config_options", "common_apdb_options", "sql_config_options"]
 
import argparse
from typing import TYPE_CHECKING, Any
 
from ..apdb import ApdbConfig
from ..cassandra import ApdbCassandraConfig
from ..sql import ApdbSqlConfig
 
if TYPE_CHECKING:
    from lsst.pex.config import Field
 
 
def _option_from_pex_field(
    group: argparse._ArgumentGroup,
    field: Field,
    *,
    name: str | None = None,
    help: str | None = None,
    **kwargs: Any,
) -> None:
    """Convert pex_config Field to argparse argument definition."""
    if name is None:
        name = "--" + field.name.replace("_", "-")
    if help is None:
        help = field.doc
    group.add_argument(name, dest=field.name, help=help, **kwargs)
 
 
# Options for fields in ApdbConfig.
def common_apdb_options(parser: argparse.ArgumentParser) -> None:
    """Define common configuration options."""
    group = parser.add_argument_group("common APDB options")
    _option_from_pex_field(group, ApdbConfig.schema_file, metavar="URL")
    _option_from_pex_field(group, ApdbConfig.schema_name)
    _option_from_pex_field(group, ApdbConfig.read_sources_months, type=int)
    _option_from_pex_field(group, ApdbConfig.read_forced_sources_months, type=int)
    _option_from_pex_field(
        group, ApdbConfig.use_insert_id, name="--enable-replica", action="store_true", default=False
    )
 
 
# Options for fields in ApdbSqlConfig, db_url is not included.
def sql_config_options(parser: argparse.ArgumentParser) -> None:
    """Define SQL backend configuration options."""
    group = parser.add_argument_group("SQL backend options")
    _option_from_pex_field(group, ApdbSqlConfig.namespace, metavar="IDENTIFIER")
    _option_from_pex_field(group, ApdbSqlConfig.connection_timeout, type=int, metavar="SECONDS")
    _option_from_pex_field(
        group, ApdbSqlConfig.dia_object_index, choices=["baseline", "pix_id_iov", "last_object_table"]
    )
    _option_from_pex_field(group, ApdbSqlConfig.htm_level, type=int)
    _option_from_pex_field(group, ApdbSqlConfig.htm_index_column)
    _option_from_pex_field(
        group,
        ApdbSqlConfig.ra_dec_columns,
        help="Names of ra/dec columns in DiaObject table, comma-separated.",
        metavar="RA_COLUMN,DEC_COLUMN",
    )
    _option_from_pex_field(group, ApdbSqlConfig.prefix)
 
 
# Options for fields in ApdbCassandraConfig, contact_points is not included.
def cassandra_config_options(parser: argparse.ArgumentParser) -> None:
    """Define Cassandra backend configuration options."""
    group = parser.add_argument_group("Cassandra backend options")
    _option_from_pex_field(
        group,
        ApdbCassandraConfig.use_insert_id_skips_diaobjects,
        name="--replica-skips-diaobjects",
        action="store_true",
    )
    _option_from_pex_field(group, ApdbCassandraConfig.port, type=int, metavar="PORT")
    _option_from_pex_field(group, ApdbCassandraConfig.username, metavar="USER")
    _option_from_pex_field(group, ApdbCassandraConfig.prefix)
    group.add_argument(
        "--replication-factor", help="Replication factor used when creating new keyspace.", type=int
    )
    _option_from_pex_field(
        group, ApdbCassandraConfig.read_consistency, choices=["ONE", "TWO", "THREE", "QUORUM", "ALL"]
    )
    _option_from_pex_field(
        group, ApdbCassandraConfig.write_consistency, choices=["ONE", "TWO", "THREE", "QUORUM", "ALL"]
    )
    _option_from_pex_field(group, ApdbCassandraConfig.read_timeout, type=int, metavar="SECONDS")
    _option_from_pex_field(group, ApdbCassandraConfig.write_timeout, type=int, metavar="SECONDS")
    _option_from_pex_field(
        group,
        ApdbCassandraConfig.ra_dec_columns,
        help="Names of ra/dec columns in DiaObject table, comma-separated.",
        metavar="RA_COLUMN,DEC_COLUMN",
    )
    group = parser.add_argument_group("Cassandra partitioning options")
    _option_from_pex_field(group, ApdbCassandraConfig.part_pixelization, metavar="NAME")
    _option_from_pex_field(group, ApdbCassandraConfig.part_pix_level, type=int, metavar="LEVEL")
    _option_from_pex_field(group, ApdbCassandraConfig.time_partition_tables, action="store_true")
    _option_from_pex_field(group, ApdbCassandraConfig.time_partition_start, metavar="TIME")
    _option_from_pex_field(group, ApdbCassandraConfig.time_partition_end, metavar="TIME")