import sys
from ocrd_utils import (
is_local_filename,
get_local_filename,
set_json_key_value_overrides,
)
from ocrd_utils import getLogger, initLogging, parse_json_string_with_comments, config
from ocrd_validators import WorkspaceValidator
from ocrd_network import ProcessingWorker, ProcessorServer
from ..resolver import Resolver
from ..processor.base import run_processor
from .loglevel_option import ocrd_loglevel
from .parameter_option import parameter_option, parameter_override_option
from .ocrd_cli_options import ocrd_cli_options
from .mets_find_options import mets_find_options
SUBCOMMANDS = ['worker', 'server']
[docs]def ocrd_cli_wrap_processor(
processorClass,
mets=None,
mets_server_url=None,
working_dir=None,
dump_json=False,
dump_module_dir=False,
help=False, # pylint: disable=redefined-builtin
profile=False,
profile_file=None,
version=False,
overwrite=False,
show_resource=None,
list_resources=False,
# ocrd_network params start #
subcommand=None,
address=None,
queue=None,
log_filename=None,
database=None,
# ocrd_network params end #
**kwargs
):
if not sys.argv[1:]:
processorClass(workspace=None, show_help=True)
sys.exit(1)
if dump_json or dump_module_dir or help or version or show_resource or list_resources:
processorClass(
workspace=None,
dump_json=dump_json,
dump_module_dir=dump_module_dir,
show_help=help,
subcommand=subcommand,
show_version=version,
show_resource=show_resource,
list_resources=list_resources
)
sys.exit()
if subcommand:
# Used for checking/starting network agents for the WebAPI architecture
check_and_run_network_agent(processorClass, subcommand, address, database, queue)
elif address or queue or database:
raise ValueError(f"Subcommand options --adress --queue and --database are only valid for subcommands 'worker' or 'server'")
initLogging()
LOG = getLogger('ocrd.cli_wrap_processor')
# LOG.info('kwargs=%s' % kwargs)
# Merge parameter overrides and parameters
if 'parameter_override' in kwargs:
set_json_key_value_overrides(kwargs['parameter'], *kwargs['parameter_override'])
# TODO OCR-D/core#274
# Assert -I / -O
# if not kwargs['input_file_grp']:
# raise ValueError('-I/--input-file-grp is required')
# if not kwargs['output_file_grp']:
# raise ValueError('-O/--output-file-grp is required')
resolver = Resolver()
working_dir, mets, _, mets_server_url = \
resolver.resolve_mets_arguments(working_dir, mets, None, mets_server_url)
workspace = resolver.workspace_from_url(mets, working_dir, mets_server_url=mets_server_url)
page_id = kwargs.get('page_id')
# XXX not possible while processors do not adhere to # https://github.com/OCR-D/core/issues/505
# if overwrite
# if 'output_file_grp' not in kwargs or not kwargs['output_file_grp']:
# raise Exception("--overwrite requires --output-file-grp")
# LOG.info("Removing files because of --overwrite")
# for grp in kwargs['output_file_grp'].split(','):
# if page_id:
# for one_page_id in kwargs['page_id'].split(','):
# LOG.debug("Removing files in output file group %s with page ID %s", grp, one_page_id)
# for file in workspace.mets.find_files(pageId=one_page_id, fileGrp=grp):
# workspace.remove_file(file, force=True, keep_file=False, page_recursive=True)
# else:
# LOG.debug("Removing all files in output file group %s ", grp)
# # TODO: can be reduced to `page_same_group=True` as soon as core#505 has landed (in all processors)
# workspace.remove_file_group(grp, recursive=True, force=True, keep_files=False, page_recursive=True, page_same_group=False)
# workspace.save_mets()
# XXX While https://github.com/OCR-D/core/issues/505 is open, set 'overwrite_mode' globally on the workspace
if overwrite:
workspace.overwrite_mode = True
report = WorkspaceValidator.check_file_grp(workspace, kwargs['input_file_grp'], '' if overwrite else kwargs['output_file_grp'], page_id)
if not report.is_valid:
raise Exception("Invalid input/output file grps:\n\t%s" % '\n\t'.join(report.errors))
# Set up profiling behavior from environment variables/flags
if not profile and 'CPU' in config.OCRD_PROFILE:
profile = True
if not profile_file and config.is_set('OCRD_PROFILE_FILE'):
profile_file = config.OCRD_PROFILE_FILE
if profile or profile_file:
import cProfile
import pstats
import io
import atexit
print("Profiling...")
pr = cProfile.Profile()
pr.enable()
def exit():
pr.disable()
print("Profiling completed")
if profile_file:
with open(profile_file, 'wb') as f:
pr.dump_stats(profile_file)
s = io.StringIO()
pstats.Stats(pr, stream=s).sort_stats("cumulative").print_stats()
print(s.getvalue())
atexit.register(exit)
run_processor(processorClass, mets_url=mets, workspace=workspace, **kwargs)
[docs]def check_and_run_network_agent(ProcessorClass, subcommand: str, address: str, database: str, queue: str):
"""
"""
if subcommand not in SUBCOMMANDS:
raise ValueError(f"SUBCOMMAND can only be one of {SUBCOMMANDS}")
if not database:
raise ValueError(f"Option '--database' is invalid for subcommand {subcommand}")
if subcommand == 'server':
if not address:
raise ValueError(f"Option '--address' required for subcommand {subcommand}")
if queue:
raise ValueError(f"Option '--queue' invalid for subcommand {subcommand}")
if subcommand == 'worker':
if address:
raise ValueError(f"Option '--address' invalid for subcommand {subcommand}")
if not queue:
raise ValueError(f"Option '--queue' required for subcommand {subcommand}")
processor = ProcessorClass(workspace=None)
if subcommand == 'worker':
processing_worker = ProcessingWorker(
rabbitmq_addr=queue,
mongodb_addr=database,
processor_name=processor.ocrd_tool['executable'],
ocrd_tool=processor.ocrd_tool,
processor_class=ProcessorClass,
)
# The RMQConsumer is initialized and a connection to the RabbitMQ is performed
processing_worker.connect_consumer()
# Start consuming from the queue with name `processor_name`
processing_worker.start_consuming()
elif subcommand == 'server':
# TODO: Better validate that inside the ProcessorServer itself
host, port = address.split(':')
processor_server = ProcessorServer(
mongodb_addr=database,
processor_name=processor.ocrd_tool['executable'],
processor_class=ProcessorClass,
)
processor_server.run_server(host=host, port=int(port))
sys.exit(0)
