def pull(self, hk):
print('STORE HANDLER PULL', hk)
t = self.store.get(hk)
if t:
try:
pk_owner, pk_signature, pk_value = self.store.get(hk)
revision, data = cdx.decode_bson_val(pk_value)
# print(data, data[self.ON_PUSH_PEER_KEY])
if self.ON_PUSH_PEER_KEY in data:
# self.dhf.pus
v = data[self.ON_PUSH_PEER_KEY]
host = v['h']
port = v['p']
print('\n \n \n \n \n + + @ SEND PEER TO BOOT', host, port)
for item in self.dhf.peers:
try:
peer_host = item['host']
peer_port = item['port']
key = {'ert': 'boot_to'}
value = {
'ert:boot_to': {
'h': peer_host,
'p': peer_port
}
}
self.dhf.direct_push_pubkey(host, port)
self.dhf.direct_push(key, value, host, port)
# self.dhf.boot_to(peer_host, peer_port)
except Exception as e:
print('ERROR bootstaraping peers to requester',
str(e))
except Exception as e:
print('ON PULL DECODING FAIL', str(e))
return self.store.get(hk)
def pull(self, owner: HashIO, key: dict) -> dict:
print("PULL K", key)
print("PULL O", owner.hex())
print("PULL B", owner())
guid_bin = owner()
t = self.dht.pull_remote(key, guid=guid_bin)
if not t:
t = self.dht.pull_local(key, guid=guid_bin)
if not t:
return dict()
guid, sign, val = t
val_d = decode_bson_val(val)
return val_d
def pull(self, hk):
# logger('STORE HANDLER PULL', hk)
logger('LOCAL PULL DATA', hk)
t = self.store.get(hk)
if t:
try:
pk_owner, pk_signature, pk_value = self.store.get(hk)
revision, data = cdx.decode_bson_val(pk_value)
# # logger(data, data[self.ON_PUSH_PEER_KEY])
self.on_pull_handle(hk, data)
if self.ON_PUSH_GUID_KEY in data:
# logger('\n\n\n GUIDS REQUESTED \n\n\n')
v = data[self.ON_PUSH_GUID_KEY]
# logger(v)
return
if self.ON_PUSH_PEER_KEY in data:
# self.dhf.pus
v = data[self.ON_PUSH_PEER_KEY]
host = v['h']
port = v['p']
# logger('\n \n \n \n \n + + @ SEND PEER TO BOOT', host, port)
for item in self.dhf.peers:
try:
peer_host = item['host']
peer_port = item['port']
key = {'ert': 'boot_to'}
value = {
'ert:boot_to': {
'h': peer_host,
'p': peer_port
}
}
self.dhf.direct_push_pubkey(host, port)
self.dhf.direct_push(key, value, host, port)
# self.dhf.boot_to(peer_host, peer_port)
except Exception as e:
# logger('ERROR bootstaraping peers to requester', str(e))
pass
return
#? todo return ?
except Exception as e:
# logger('ON PULL DECODING FAIL', str(e))
pass
if not t:
self.on_pull_handle(hk, dict())
return self.store.get(hk)
def verify(self, own, sig, val):
if own in self.pubkeys:
hk_own = self.pubkeys[own]
if hk_own in self.store:
pk_o, pk_sig, pk_coded = self.pull(hk_own)
pk_rev, pk_d = cdx.decode_bson_val(pk_coded)
pk_der = pk_d['ert:pubkey']
is_ok = cdx.verify_message(val, sig, pk_der)
return is_ok
else:
print('HK PUBKEY NOT FOUND, STORE INTEGRITY ERR')
else:
# event handler here
print('PUBKEY NOT FOUND, TRIGGER PULL HERE')
def pull(self, k, hkey=None):
item = self.dhf.pull_local(k, hk_hex=hkey)
if not item:
item = self.dhf.pull_remote(k, hk_hex=hkey)
if item:
print(item)
guid_bin = self.owner.bin()
t = self.dhf.pull_remote(k, guid=guid_bin, hk_hex=hkey)
if not t:
t = self.dhf.pull_local(k, guid=guid_bin, hk_hex=hkey)
if not t:
return dict()
guid, sign, val = t
rev, val_d = decode_bson_val(val)
# print('VAL D', val_d)
return val_d
def push(self, key, val, signature, guid_owner):
print('STORE HANDLER PUSH')
print('HK', key)
# sig_val = (signature, val)
owner_signature_value = (guid_owner, signature, val)
revision, data = cdx.decode_bson_val(val)
if 'ert:pubkey' in data:
pubkey_der = data['ert:pubkey']
# print('PUBKEY DER', pubkey_der)
is_ok = cdx.verify_message(val, signature, pubkey_der)
print('PUBKEY RCV')
if is_ok:
print('SIGNATURE OK')
if cdx.pub_der_guid_bts(pubkey_der) == guid_owner:
print('FROM HASH OK')
# todo may be check before all checks
if guid_owner not in self.pubkeys:
print('STORE PUB KEY')
# store only reference
self.pubkeys[guid_owner] = key
print('STORE IN DHT')
return self.store.__setitem__(key,
owner_signature_value)
else:
print('PUB KEY EXIST')
return
else:
print('CHECKS FAILED PUBKEY NOT STORED')
return
else:
print('STORE RCV')
print('guid_owner', guid_owner)
if guid_owner in self.pubkeys:
print('HAVE PUBKEY', guid_owner)
hk_from_store = self.pubkeys[guid_owner]
hk = hk_from_store
if isinstance(hk_from_store, bytes):
hk = cdx.guid_bts_to_int(hk_from_store)
elif isinstance(hk_from_store, int):
hk = hk_from_store
else:
raise ValueError('HKEY REF PUBKEY ERROR')
pk_owner, pk_signature, pk_value = self.pull(hk)
# pk_value =
pk_rev, pubkey_data = cdx.decode_bson_val(pk_value)
if 'ert:pubkey' in pubkey_data:
print('ert:pubkey IN local DHT')
pubkey_der = pubkey_data['ert:pubkey']
val_ok = cdx.verify_message(val, signature, pubkey_der)
if val_ok:
print('VAL SIG OK STORE IN DHT')
# pk_rev, data = cdx.decode_bson_val(pk_value)
# if self.ON_PUSH_PEER_KEY in key:
print('\n\n\n +++')
self.on_pushed_ip4_peer(data, hk_int=key)
print('\n\n\n +++')
# event handler here
return self.store.__setitem__(key,
owner_signature_value)
else:
print('VAL SIG FAILED')
else:
'ERR ert:pubkey not found'
else:
print('NO PUB KEY FOUND')
def get_data_from_raw(raw_t):
if len(raw_t) == 3:
revision, data = cdx.decode_bson_val(raw_t[2])
return data
return None