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mirror of https://github.com/checktheroads/hyperglass synced 2024-05-11 05:55:08 +00:00
2020-10-05 12:11:39 -07:00

81 lines
2.8 KiB
Python

"""Base Connection Class."""
# Standard Library
from typing import Iterable
# Project
from hyperglass.log import log
from hyperglass.models.api import Query
from hyperglass.parsing.nos import scrape_parsers, structured_parsers
from hyperglass.parsing.common import parsers
from hyperglass.configuration.models.devices import Device
from ._construct import Construct
class Connection:
"""Base transport driver class."""
def __init__(self, device: Device, query_data: Query) -> None:
"""Initialize connection to device."""
self.device = device
self.query_data = query_data
self.query_type = self.query_data.query_type
self.query_target = self.query_data.query_target
self._query = Construct(device=self.device, query_data=self.query_data)
self.query = self._query.queries()
async def parsed_response( # noqa: C901 ("too complex")
self, output: Iterable
) -> str:
"""Send output through common parsers."""
log.debug("Pre-parsed responses:\n{}", output)
parsed = ()
response = None
structured_nos = structured_parsers.keys()
structured_query_types = structured_parsers.get(self.device.nos, {}).keys()
scrape_nos = scrape_parsers.keys()
scrape_query_types = scrape_parsers.get(self.device.nos, {}).keys()
if not self.device.structured_output:
_parsed = ()
for func in parsers:
for response in output:
_output = func(commands=self.query, output=response)
_parsed += (_output,)
if self.device.nos in scrape_nos and self.query_type in scrape_query_types:
func = scrape_parsers[self.device.nos][self.query_type]
for response in _parsed:
_output = func(response)
parsed += (_output,)
else:
parsed += _parsed
response = "\n\n".join(parsed)
elif (
self.device.structured_output
and self.device.nos in structured_nos
and self.query_type not in structured_query_types
):
for coro in parsers:
for response in output:
_output = await coro(commands=self.query, output=response)
parsed += (_output,)
response = "\n\n".join(parsed)
elif (
self.device.structured_output
and self.device.nos in structured_nos
and self.query_type in structured_query_types
):
func = structured_parsers[self.device.nos][self.query_type]
response = func(output)
if response is None:
response = "\n\n".join(output)
log.debug("Post-parsed responses:\n{}", response)
return response