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walkingonions-boosted/analysis/analytical.py

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2022-03-17 16:05:34 +00:00
#!/usr/bin/env python3
# Compute analytical formulas for the bytes used per epoch by the
# various modes
import os
import sympy
from bwparser import BandwidthParser
# sensible defaults
bandwidth_file = os.getenv('BW_FILE')
network_size = 0
if os.getenv('BW_ALGO') != "komlo":
bw_parser = BandwidthParser(bw_file=bandwidth_file)
network_size = bw_parser.get_relay_num()
else:
# keep the original assumption
network_size = 6500
A, R_B, R_N, R, logR, C_B, C_N, C, gamma, circ, P_Delta, \
DirAuthConsensusMsg, DirAuthENDIVEDiffMsg, DirAuthGetConsensusMsg, \
DirAuthGetENDIVEDiffMsg, DirAuthUploadDescMsg, DirAuthENDIVEMsg, \
DirAuthGetENDIVEMsg, DirAuthUploadDescMsg, RelayConsensusMsg, \
RelayDescMsg, RelayGetConsensusMsg, RelayGetDescMsg, \
SinglePassCreateCircuitMsgNotLast, SinglePassCreateCircuitMsgLast, \
SinglePassCreatedCircuitCellLast, SinglePassCreatedCircuitCellMiddle, \
SinglePassCreatedCircuitCellFirst, TelescopingCreateCircuitMsg, \
TelescopingCreatedCircuitCell, TelescopingExtendCircuitCell, \
TelescopingExtendedCircuitCell, VanillaCreateCircuitMsg, \
VanillaCreatedCircuitCell, VanillaExtendCircuitCell, \
VanillaExtendedCircuitCell, DirAuthGetConsensusDiffMsg, \
DirAuthConsensusDiffMsg, RelayGetConsensusDiffMsg, \
RelayConsensusDiffMsg \
= sympy.symbols("""
A, R_B, R_N, R, logR, C_B, C_N, C, gamma, circ, P_Delta,
DirAuthConsensusMsg, DirAuthENDIVEDiffMsg, DirAuthGetConsensusMsg,
DirAuthGetENDIVEDiffMsg, DirAuthUploadDescMsg, DirAuthENDIVEMsg,
DirAuthGetENDIVEMsg, DirAuthUploadDescMsg, RelayConsensusMsg,
RelayDescMsg, RelayGetConsensusMsg, RelayGetDescMsg,
SinglePassCreateCircuitMsgNotLast, SinglePassCreateCircuitMsgLast,
SinglePassCreatedCircuitCellLast, SinglePassCreatedCircuitCellMiddle,
SinglePassCreatedCircuitCellFirst, TelescopingCreateCircuitMsg,
TelescopingCreatedCircuitCell, TelescopingExtendCircuitCell,
TelescopingExtendedCircuitCell, VanillaCreateCircuitMsg,
VanillaCreatedCircuitCell, VanillaExtendCircuitCell,
VanillaExtendedCircuitCell, DirAuthGetConsensusDiffMsg,
DirAuthConsensusDiffMsg, RelayGetConsensusDiffMsg,
RelayConsensusDiffMsg
""")
globalsubs = [
(A , 9),
(R_N , R - R_B),
(R_B , 0.010 * R),
(C_N , C - C_B),
(C_B , 0.16 * C),
(circ , gamma * C),
(gamma , 8.9),
(C , 2500000*R/network_size),
(P_Delta, 0.019),
]
# The actual sizes in bytes of each message type were logged by
# uncommenting this line in network.py:
# logging.info("%s size %d", type(self).__name__, sz)
singlepass_merkle_subs = [
(DirAuthConsensusMsg, 877),
(DirAuthGetConsensusMsg, 41),
(DirAuthGetENDIVEMsg, 38),
(DirAuthGetENDIVEDiffMsg, 42),
(DirAuthENDIVEDiffMsg, (P_Delta * DirAuthENDIVEMsg).subs(globalsubs)),
(DirAuthENDIVEMsg, 274 * R),
(DirAuthUploadDescMsg, 425),
(RelayConsensusMsg, 873),
(RelayDescMsg, 415),
(RelayGetConsensusMsg, 37),
(RelayGetDescMsg, 32),
(SinglePassCreateCircuitMsgLast, 187),
(SinglePassCreateCircuitMsgNotLast, 239),
(SinglePassCreatedCircuitCellFirst, 1426+82*logR),
(SinglePassCreatedCircuitCellMiddle, 903+41*logR),
(SinglePassCreatedCircuitCellLast, 190),
]
singlepass_threshsig_subs = [
(DirAuthConsensusMsg, 789),
(DirAuthGetConsensusMsg, 41),
(DirAuthGetENDIVEMsg, 38),
(DirAuthGetENDIVEDiffMsg, 42),
(DirAuthENDIVEDiffMsg, DirAuthENDIVEMsg),
(DirAuthENDIVEMsg, 348*R),
(DirAuthUploadDescMsg, 425),
(RelayConsensusMsg, 784),
(RelayDescMsg, 415),
(RelayGetConsensusMsg, 37),
(RelayGetDescMsg, 32),
(SinglePassCreateCircuitMsgLast, 187),
(SinglePassCreateCircuitMsgNotLast, 239),
(SinglePassCreatedCircuitCellFirst, 1554),
(SinglePassCreatedCircuitCellMiddle, 969),
(SinglePassCreatedCircuitCellLast, 190),
]
telescoping_merkle_subs = [
(DirAuthConsensusMsg, 877),
(DirAuthGetConsensusMsg, 41),
(DirAuthGetENDIVEMsg, 38),
(DirAuthGetENDIVEDiffMsg, 42),
(DirAuthENDIVEDiffMsg, (P_Delta * DirAuthENDIVEMsg).subs(globalsubs)),
(DirAuthENDIVEMsg, 234 * R),
(DirAuthUploadDescMsg, 372),
(RelayConsensusMsg, 873),
(RelayGetConsensusMsg, 37),
(RelayGetDescMsg, 32),
(RelayDescMsg, 362),
(TelescopingCreateCircuitMsg, 120),
(TelescopingCreatedCircuitCell, 179),
(TelescopingExtendCircuitCell, 122),
(TelescopingExtendedCircuitCell, 493+41*logR),
]
telescoping_threshsig_subs = [
(DirAuthConsensusMsg, 789),
(DirAuthGetConsensusMsg, 41),
(DirAuthGetENDIVEMsg, 38),
(DirAuthGetENDIVEDiffMsg, 42),
(DirAuthENDIVEDiffMsg, DirAuthENDIVEMsg),
(DirAuthENDIVEMsg, 307*R),
(DirAuthUploadDescMsg, 372),
(RelayConsensusMsg, 788),
(RelayGetConsensusMsg, 37),
(RelayGetDescMsg, 32),
(RelayDescMsg, 362),
(TelescopingCreateCircuitMsg, 120),
(TelescopingCreatedCircuitCell, 179),
(TelescopingExtendCircuitCell, 122),
(TelescopingExtendedCircuitCell, 556),
]
vanilla_subs = [
(DirAuthConsensusDiffMsg, (P_Delta * DirAuthConsensusMsg).subs(globalsubs)),
(DirAuthConsensusMsg, RelayConsensusMsg),
(DirAuthGetConsensusDiffMsg, 45),
(DirAuthGetConsensusMsg, 41),
(DirAuthUploadDescMsg, 372),
(RelayConsensusDiffMsg, (P_Delta * RelayConsensusMsg).subs(globalsubs)),
(RelayConsensusMsg, 219*R),
(RelayGetConsensusDiffMsg, 41),
(RelayGetConsensusMsg, 37),
(VanillaCreateCircuitMsg, 116),
(VanillaCreatedCircuitCell, 175),
(VanillaExtendCircuitCell, 157),
(VanillaExtendedCircuitCell, 176),
]
# The formulas were output by bytecounts.py
singlepass_totrelay = \
R_N * ( DirAuthConsensusMsg + DirAuthENDIVEDiffMsg + DirAuthGetConsensusMsg + DirAuthGetENDIVEDiffMsg + A*DirAuthUploadDescMsg ) \
+ R_B * ( DirAuthConsensusMsg + DirAuthENDIVEMsg + DirAuthGetConsensusMsg + DirAuthGetENDIVEMsg + A*DirAuthUploadDescMsg ) \
+ C * ( RelayConsensusMsg + RelayDescMsg + RelayGetConsensusMsg + RelayGetDescMsg ) \
+ circ * ( 3*SinglePassCreateCircuitMsgNotLast + 2*SinglePassCreateCircuitMsgLast + 2*SinglePassCreatedCircuitCellLast + 2*SinglePassCreatedCircuitCellMiddle + SinglePassCreatedCircuitCellFirst + 20 )
singlepass_totclient = \
C * ( RelayConsensusMsg + RelayDescMsg + RelayGetConsensusMsg + RelayGetDescMsg ) \
+ circ * ( SinglePassCreateCircuitMsgNotLast + SinglePassCreatedCircuitCellFirst + 4 )
telescoping_totrelay = \
R_N * ( DirAuthConsensusMsg + DirAuthENDIVEDiffMsg + DirAuthGetConsensusMsg + DirAuthGetENDIVEDiffMsg + A*DirAuthUploadDescMsg ) \
+ R_B * ( DirAuthConsensusMsg + DirAuthENDIVEMsg + DirAuthGetConsensusMsg + DirAuthGetENDIVEMsg + A*DirAuthUploadDescMsg ) \
+ C * ( RelayConsensusMsg + RelayDescMsg + RelayGetConsensusMsg + RelayGetDescMsg ) \
+ circ * ( 5*TelescopingCreateCircuitMsg + 5*TelescopingCreatedCircuitCell + 4*TelescopingExtendCircuitCell + 4*TelescopingExtendedCircuitCell + 52 )
telescoping_totclient = \
C * ( RelayConsensusMsg + RelayDescMsg + RelayGetConsensusMsg + RelayGetDescMsg ) \
+ circ * ( TelescopingCreateCircuitMsg + TelescopingCreatedCircuitCell + 2*TelescopingExtendCircuitCell + 2*TelescopingExtendedCircuitCell + 20 )
vanilla_totrelay = \
R_N * ( DirAuthConsensusDiffMsg + DirAuthGetConsensusDiffMsg + A*DirAuthUploadDescMsg ) \
+ R_B * ( DirAuthConsensusMsg + DirAuthGetConsensusMsg + A*DirAuthUploadDescMsg ) \
+ C_N * ( RelayConsensusDiffMsg + RelayGetConsensusDiffMsg ) \
+ C_B * ( RelayConsensusMsg + RelayGetConsensusMsg ) \
+ circ * ( 5*VanillaCreateCircuitMsg + 5*VanillaCreatedCircuitCell + 4*VanillaExtendCircuitCell + 4*VanillaExtendedCircuitCell + 52 )
vanilla_totclient = \
C_N * ( RelayConsensusDiffMsg + RelayGetConsensusDiffMsg ) \
+ C_B * ( RelayConsensusMsg + RelayGetConsensusMsg ) \
+ circ * ( VanillaCreateCircuitMsg + VanillaCreatedCircuitCell + 2*VanillaExtendCircuitCell + 2*VanillaExtendedCircuitCell + 20 )
# Copy the output into plotdats.py, replacing 'R' by 'x' and 'logR' by
# 'cail(log(x)/log(2))'
def calculate_relay_analyticals():
relay_perclient_analyticals = {
'singlepass_merkle': (singlepass_totrelay/C).subs(globalsubs).subs(singlepass_merkle_subs).simplify().replace("logR", "ceil(log(x)/log(2))").replace("R", "x"),
'singlepass_threshsig': (singlepass_totrelay/C).subs(globalsubs).subs(singlepass_threshsig_subs).simplify().replace("logR", "ceil(log(x)/log(2))").replace("R", "x"),
'telescoping_merkle': (telescoping_totrelay/C).subs(globalsubs).subs(telescoping_merkle_subs).simplify().replace("logR", "ceil(log(x)/log(2))").replace("R", "x"),
'telescoping_threshsig': (telescoping_totrelay/C).subs(globalsubs).subs(telescoping_threshsig_subs).simplify().replace("logR", "ceil(log(x)/log(2))").replace("R", "x"),
'vanilla_none': (vanilla_totrelay/C).subs(globalsubs).subs(vanilla_subs).simplify().replace("logR", "ceil(log(x)/log(2))").replace("R", "x"),
}
return relay_perclient_analyticals
def calculate_client_analyticals():
client_perclient_analyticals = {
'singlepass_merkle': (singlepass_totclient/C).subs(globalsubs).subs(singlepass_merkle_subs).simplify().replace("logR", "ceil(log(x)/log(2))").replace("R", "x"),
'singlepass_threshsig': (singlepass_totclient/C).subs(globalsubs).subs(singlepass_threshsig_subs).simplify().replace("logR", "ceil(log(x)/log(2))").replace("R", "x"),
'telescoping_merkle': (telescoping_totclient/C).subs(globalsubs).subs(telescoping_merkle_subs).simplify().replace("logR", "ceil(log(x)/log(2))").replace("R", "x"),
'telescoping_threshsig': (telescoping_totclient/C).subs(globalsubs).subs(telescoping_threshsig_subs).simplify().replace("logR", "ceil(log(x)/log(2))").replace("R", "x"),
'vanilla_none': (vanilla_totclient/C).subs(globalsubs).subs(vanilla_subs).simplify().replace("logR", "ceil(log(x)/log(2))").replace("R", "x"),
}
return client_perclient_analyticals
if __name__ == '__main__':
print("Client analyticals: ", calculate_client_analyticals())
print("Relay analyticals: ", calculate_relay_analyticals())