96 lines
2.6 KiB
Python
96 lines
2.6 KiB
Python
# standard imports
|
||
import os
|
||
import sys
|
||
import logging
|
||
import urllib.request
|
||
|
||
logg = logging.getLogger(__name__)
|
||
|
||
|
||
class OutputWriter:
|
||
|
||
def __init__(self, *args, **kwargs):
|
||
pass
|
||
|
||
def write(self, k, v):
|
||
raise NotImplementedError()
|
||
|
||
|
||
class StdoutWriter(OutputWriter):
|
||
|
||
def write(self, k, v):
|
||
sys.stdout.write('{}\t{}\n'.format(k, v))
|
||
|
||
|
||
class KVWriter(OutputWriter):
|
||
|
||
def __init__(self, path=None, *args, **kwargs):
|
||
try:
|
||
os.stat(path)
|
||
except FileNotFoundError:
|
||
os.makedirs(path)
|
||
self.path = path
|
||
|
||
|
||
def write(self, k, v):
|
||
fp = os.path.join(self.path, str(k))
|
||
logg.debug('path write {} {}'.format(fp, str(v)))
|
||
f = open(fp, 'wb')
|
||
f.write(v)
|
||
f.close()
|
||
|
||
|
||
class HTTPWriter(OutputWriter):
|
||
|
||
def __init__(self, path=None, *args, **kwargs):
|
||
super(HTTPWriter, self).__init__(*args, **kwargs)
|
||
self.path = path
|
||
|
||
|
||
def write(self, k, v):
|
||
path = self.path
|
||
if k != None:
|
||
path = os.path.join(path, k)
|
||
logg.debug('http writer post {}'.format(path))
|
||
rq = urllib.request.Request(path, method='POST', data=v)
|
||
r = urllib.request.urlopen(rq)
|
||
logg.info('proof submited at {}'.format(r.read()))
|
||
|
||
|
||
class KeyedWriter(OutputWriter):
|
||
|
||
def __init__(self, writer_keyed, writer_immutable):
|
||
self.writer_keyed = writer_keyed
|
||
self.writer_immutable = writer_immutable
|
||
|
||
|
||
def write(self, k, v):
|
||
logg.debug('writing keywriter {} {}'.format(k, v))
|
||
if isinstance(v, str):
|
||
v = v.encode('utf-8')
|
||
if self.writer_keyed != None:
|
||
self.writer_keyed.write(k, v)
|
||
if self.writer_immutable != None:
|
||
self.writer_immutable.write(None, v)
|
||
|
||
|
||
class KeyedWriterFactory:
|
||
|
||
def __init__(self, key_writer_constructor, immutable_writer_constructor, *args, **kwargs):
|
||
self.key_writer_constructor = key_writer_constructor
|
||
self.immutable_writer_constructor = immutable_writer_constructor
|
||
self.x = {}
|
||
for k in kwargs.keys():
|
||
logg.debug('adding key {} t keyed writer factory'.format(k))
|
||
self.x[k] = kwargs[k]
|
||
|
||
|
||
def new(self, path=None, *args, **kwargs):
|
||
writer_keyed = None
|
||
writer_immutable = None
|
||
if self.key_writer_constructor != None:
|
||
writer_keyed = self.key_writer_constructor(path, **self.x)
|
||
if self.immutable_writer_constructor != None:
|
||
writer_immutable = self.immutable_writer_constructor(path, **self.x)
|
||
return KeyedWriter(writer_keyed, writer_immutable)
|