cic-internal-integration/apps/cic-cache/cic_cache/runnable/daemons/server.py

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# standard imports
import os
import logging
import argparse
import base64
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# external imports
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import confini
# local imports
import cic_cache.cli
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from cic_cache.db import dsn_from_config
from cic_cache.db.models.base import SessionBase
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from cic_cache.runnable.daemons.query import (
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process_default_limit,
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process_transactions_account_bloom,
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process_transactions_account_data,
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process_transactions_all_bloom,
process_transactions_all_data,
)
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import cic_cache.cli
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logging.basicConfig(level=logging.WARNING)
logg = logging.getLogger()
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arg_flags = cic_cache.cli.argflag_std_read
local_arg_flags = cic_cache.cli.argflag_local_sync | cic_cache.cli.argflag_local_task
argparser = cic_cache.cli.ArgumentParser(arg_flags)
argparser.process_local_flags(local_arg_flags)
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args = argparser.parse_args()
# process config
config = cic_cache.cli.Config.from_args(args, arg_flags, local_arg_flags)
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# connect to database
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dsn = dsn_from_config(config, 'cic_cache')
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SessionBase.connect(dsn, config.true('DATABASE_DEBUG'))
# uwsgi application
def application(env, start_response):
headers = []
content = b''
session = SessionBase.create_session()
for handler in [
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process_transactions_account_data,
process_transactions_account_bloom,
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process_transactions_all_data,
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process_transactions_all_bloom,
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process_default_limit,
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]:
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r = None
try:
r = handler(session, env)
except ValueError as e:
start_response('400 {}'.format(str(e)))
return []
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if r != None:
(mime_type, content) = r
break
session.close()
headers.append(('Content-Length', str(len(content))),)
headers.append(('Access-Control-Allow-Origin', '*',));
if len(content) == 0:
headers.append(('Content-Type', 'text/plain, charset=UTF-8',))
start_response('404 Looked everywhere, sorry', headers)
else:
headers.append(('Content-Type', mime_type,))
start_response('200 OK', headers)
return [content]