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cleaned up onionrblocks/insert/main some

This commit is contained in:
Kevin 2020-07-04 14:44:06 -05:00
parent a887efe3d2
commit 714b3a3c33
1 changed files with 81 additions and 50 deletions
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131
src/onionrblocks/insert/main.py
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@ -1,8 +1,28 @@
"""
Onionr - Private P2P Communication
"""Onionr - Private P2P Communication.
Create and insert Onionr blocks
Create and insert Onionr blocks
"""
from typing import Union
import ujson as json
from gevent import spawn
from onionrutils import bytesconverter, epoch
import filepaths
import onionrstorage
from .. import storagecounter
from onionrplugins import onionrevents as events
from etc import powchoice, onionrvalues
import config
import onionrcrypto as crypto
import onionrexceptions
from onionrusers import onionrusers
from onionrutils import localcommand, blockmetadata, stringvalidators
import coredb
import onionrproofs
from onionrproofs import subprocesspow
import logger
from onionrtypes import UserIDSecretKey
"""
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
@ -17,24 +37,7 @@
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 typing import Union
import ujson as json
from gevent import spawn
from onionrutils import bytesconverter, epoch
import filepaths, onionrstorage
from .. import storagecounter
from onionrplugins import onionrevents as events
from etc import powchoice, onionrvalues
import config, onionrcrypto as crypto, onionrexceptions
from onionrusers import onionrusers
from onionrutils import localcommand, blockmetadata, stringvalidators
import coredb
import onionrproofs
from onionrproofs import subprocesspow
import logger
from onionrtypes import UserIDSecretKey
def _check_upload_queue():
"""Returns the current upload queue len
@ -60,7 +63,8 @@ def insert_block(data: Union[str, bytes], header: str = 'txt',
expire: Union[int, None] = None, disableForward: bool = False,
signing_key: UserIDSecretKey = '') -> Union[str, bool]:
"""
Inserts a block into the network
Create and insert a block into the network.
encryptType must be specified to encrypt a block
if expire is less than date, assumes seconds into future.
if not assume exact epoch
@ -68,8 +72,6 @@ def insert_block(data: Union[str, bytes], header: str = 'txt',
our_private_key = crypto.priv_key
our_pub_key = crypto.pub_key
is_offline = True
storage_counter = storagecounter.StorageCounter()
allocationReachedMessage = 'Cannot insert block, disk allocation reached.'
@ -77,12 +79,11 @@ def insert_block(data: Union[str, bytes], header: str = 'txt',
logger.error(allocationReachedMessage)
raise onionrexceptions.DiskAllocationReached
if not _check_upload_queue() is False: is_offline = False
if signing_key != '':
# if it was specified to use an alternative private key
our_private_key = signing_key
our_pub_key = bytesconverter.bytes_to_str(crypto.cryptoutils.get_pub_key_from_priv(our_private_key))
our_pub_key = bytesconverter.bytes_to_str(
crypto.cryptoutils.get_pub_key_from_priv(our_private_key))
use_subprocess = powchoice.use_subprocess(config)
@ -113,7 +114,8 @@ def insert_block(data: Union[str, bytes], header: str = 'txt',
signer = ''
metadata = {}
# metadata is full block metadata, meta is internal, user specified metadata
# metadata is full block metadata
# meta is internal, user specified metadata
# only use header if not set in provided meta
@ -122,9 +124,13 @@ def insert_block(data: Union[str, bytes], header: str = 'txt',
if encryptType in ('asym', 'sym'):
metadata['encryptType'] = encryptType
else:
if not config.get('general.store_plaintext_blocks', True): raise onionrexceptions.InvalidMetadata("Plaintext blocks are disabled, yet a plaintext block was being inserted")
if not encryptType in ('', None):
raise onionrexceptions.InvalidMetadata('encryptType must be asym or sym, or blank')
if not config.get('general.store_plaintext_blocks', True):
raise onionrexceptions.InvalidMetadata(
"Plaintext blocks are disabled, " +
"yet a plaintext block was being inserted")
if encryptType not in ('', None):
raise onionrexceptions.InvalidMetadata(
'encryptType must be asym or sym, or blank')
try:
data = data.encode()
@ -132,13 +138,16 @@ def insert_block(data: Union[str, bytes], header: str = 'txt',
pass
if encryptType == 'asym':
meta['rply'] = createTime # Duplicate the time in encrypted messages to prevent replays
# Duplicate the time in encrypted messages to help prevent replays
meta['rply'] = createTime
if sign and asymPeer != our_pub_key:
try:
forwardEncrypted = onionrusers.OnionrUser(asymPeer).forwardEncrypt(data)
forwardEncrypted = onionrusers.OnionrUser(
asymPeer).forwardEncrypt(data)
data = forwardEncrypted[0]
meta['forwardEnc'] = True
expire = forwardEncrypted[2] # Expire time of key. no sense keeping block after that
# Expire time of key. no sense keeping block after that
expire = forwardEncrypted[2]
except onionrexceptions.InvalidPubkey:
pass
if not disableForward:
@ -147,11 +156,13 @@ def insert_block(data: Union[str, bytes], header: str = 'txt',
jsonMeta = json.dumps(meta)
plaintextMeta = jsonMeta
if sign:
signature = crypto.signing.ed_sign(jsonMeta.encode() + data, key=our_private_key, encodeResult=True)
signature = crypto.signing.ed_sign(
jsonMeta.encode() + data, key=our_private_key, encodeResult=True)
signer = our_pub_key
if len(jsonMeta) > 1000:
raise onionrexceptions.InvalidMetadata('meta in json encoded form must not exceed 1000 bytes')
raise onionrexceptions.InvalidMetadata(
'meta in json encoded form must not exceed 1000 bytes')
# encrypt block metadata/sig/content
if encryptType == 'sym':
@ -160,17 +171,22 @@ def insert_block(data: Union[str, bytes], header: str = 'txt',
if stringvalidators.validate_pub_key(asymPeer):
# Encrypt block data with forward secrecy key first, but not meta
jsonMeta = json.dumps(meta)
jsonMeta = crypto.encryption.pub_key_encrypt(jsonMeta, asymPeer, encodedData=True).decode()
data = crypto.encryption.pub_key_encrypt(data, asymPeer, encodedData=False)#.decode()
signature = crypto.encryption.pub_key_encrypt(signature, asymPeer, encodedData=True).decode()
signer = crypto.encryption.pub_key_encrypt(signer, asymPeer, encodedData=True).decode()
jsonMeta = crypto.encryption.pub_key_encrypt(
jsonMeta, asymPeer, encodedData=True).decode()
data = crypto.encryption.pub_key_encrypt(
data, asymPeer, encodedData=False)
signature = crypto.encryption.pub_key_encrypt(
signature, asymPeer, encodedData=True).decode()
signer = crypto.encryption.pub_key_encrypt(
signer, asymPeer, encodedData=True).decode()
try:
onionrusers.OnionrUser(asymPeer, saveUser=True)
except ValueError:
# if peer is already known
pass
else:
raise onionrexceptions.InvalidPubkey(asymPeer + ' is not a valid base32 encoded ed25519 key')
raise onionrexceptions.InvalidPubkey(
asymPeer + ' is not a valid base32 encoded ed25519 key')
# compile metadata
metadata['meta'] = jsonMeta
@ -180,8 +196,10 @@ def insert_block(data: Union[str, bytes], header: str = 'txt',
metadata['time'] = createTime
# ensure expire is integer and of sane length
if type(expire) is not type(None):
if not len(str(int(expire))) < 20: raise ValueError('expire must be valid int less than 20 digits in length')
if type(expire) is not type(None): # noqa
if not len(str(int(expire))) < 20:
raise ValueError(
'expire must be valid int less than 20 digits in length')
# if expire is less than date, assume seconds into future
if expire < epoch.get_epoch():
expire = epoch.get_epoch() + expire
@ -192,7 +210,7 @@ def insert_block(data: Union[str, bytes], header: str = 'txt',
payload = subprocesspow.SubprocessPOW(data, metadata).start()
else:
payload = onionrproofs.POW(metadata, data).waitForResult()
if payload != False:
if payload != False: # noqa
try:
retData = onionrstorage.set_data(payload)
except onionrexceptions.DiskAllocationReached:
@ -200,16 +218,21 @@ def insert_block(data: Union[str, bytes], header: str = 'txt',
retData = False
else:
if disableForward:
logger.warn(f'{retData} asym encrypted block created w/o forward secrecy')
# Tell the api server through localCommand to wait for the daemon to upload this block to make statistical analysis more difficult
logger.warn(
f'{retData} asym encrypted block created w/o ephemerality')
"""
Tell the api server through localCommand to wait for the daemon to
upload this block to make statistical analysis more difficult
"""
spawn(
localcommand.local_command,
f'/daemon-event/upload_event',
'/daemon-event/upload_event',
post=True,
is_json=True,
postData={'block': retData}
).get(timeout=5)
coredb.blockmetadb.add.add_to_block_DB(retData, selfInsert=True, dataSaved=True)
coredb.blockmetadb.add.add_to_block_DB(
retData, selfInsert=True, dataSaved=True)
if expire is None:
coredb.blockmetadb.update_block_info(
@ -225,11 +248,19 @@ def insert_block(data: Union[str, bytes], header: str = 'txt',
blockmetadata.process_block_metadata(retData)
if retData != False:
if retData != False: # noqa
if plaintextPeer == onionrvalues.DENIABLE_PEER_ADDRESS:
events.event('insertdeniable', {'content': plaintext, 'meta': plaintextMeta, 'hash': retData, 'peer': bytesconverter.bytes_to_str(asymPeer)}, threaded = True)
events.event('insertdeniable',
{'content': plaintext, 'meta': plaintextMeta,
'hash': retData,
'peer': bytesconverter.bytes_to_str(asymPeer)},
threaded=True)
else:
events.event('insertblock', {'content': plaintext, 'meta': plaintextMeta, 'hash': retData, 'peer': bytesconverter.bytes_to_str(asymPeer)}, threaded = True)
events.event('insertblock',
{'content': plaintext, 'meta': plaintextMeta,
'hash': retData,
'peer': bytesconverter.bytes_to_str(asymPeer)},
threaded=True)
spawn(
localcommand.local_command,