mirror of
https://github.com/logos-storage/das-research.git
synced 2026-01-05 22:53:07 +00:00
Add configuration file, split configuration from simulation shape, fix bug about network degree and unbalanced row/column verification
This commit is contained in:
Leonardo Bautista-Gomez
parent
bf1a5a60e4
commit
fc7339dc91
@ -1,2 +1,3 @@
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from DAS.simulator import *
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from DAS.configuration import *
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from DAS.shape import *
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@ -1,50 +1,48 @@
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#!/bin/python3
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import configparser
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class Configuration:
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deterministic = 0
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blockSize = 0
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numberValidators = 0
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failureRate = 0
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failureRateStart = 0
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failureRateStop = 0
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failureRateStep = 0
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chio = 0
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chiStart = 0
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chiStop = 0
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chiStep = 0
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run =0
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runStart = 0
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runStop = 0
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runStep = 0
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def __init__(self, deterministic, blockSize, numberValidators,\
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failureRateStart, failureRateStop, failureRateStep,\
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chiStart, chiStop, chiStep,\
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runStart, runStop, runStep):
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def __init__(self, fileName):
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if numberValidators < (blockSize*4):
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config = configparser.RawConfigParser()
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config.read(fileName)
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self.nvStart = int(config.get("Simulation Space", "numberValidatorStart"))
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self.nvStop = int(config.get("Simulation Space", "numberValidatorStop"))
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self.nvStep = int(config.get("Simulation Space", "numberValidatorStep"))
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self.blockSizeStart = int(config.get("Simulation Space", "blockSizeStart"))
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self.blockSizeStop = int(config.get("Simulation Space", "blockSizeStop"))
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self.blockSizeStep = int(config.get("Simulation Space", "blockSizeStep"))
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self.netDegreeStart = int(config.get("Simulation Space", "netDegreeStart"))
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self.netDegreeStop = int(config.get("Simulation Space", "netDegreeStop"))
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self.netDegreeStep = int(config.get("Simulation Space", "netDegreeStep"))
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self.failureRateStart = int(config.get("Simulation Space", "failureRateStart"))
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self.failureRateStop = int(config.get("Simulation Space", "failureRateStop"))
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self.failureRateStep = int(config.get("Simulation Space", "failureRateStep"))
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self.chiStart = int(config.get("Simulation Space", "chiStart"))
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self.chiStop = int(config.get("Simulation Space", "chiStop"))
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self.chiStep = int(config.get("Simulation Space", "chiStep"))
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self.numberRuns = int(config.get("Advanced", "numberRuns"))
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self.deterministic = config.get("Advanced", "deterministic")
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if self.nvStop < (self.blockSizeStart*4):
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print("ERROR: The number of validators cannot be lower than the block size * 4")
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exit(1)
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if chiStart < 1:
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if self.chiStart < 1:
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print("Chi has to be greater than 0")
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exit(1)
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if chiStop > blockSize:
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print("Chi has to be smaller than %d" % blockSize)
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if self.chiStop > self.blockSizeStart:
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print("Chi (%d) has to be smaller or equal to block the size (%d)" % (self.chiStop, self.blockSizeStart))
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exit(1)
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self.deterministic = deterministic
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self.blockSize = blockSize
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self.numberValidators = numberValidators
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self.failureRateStart = failureRateStart
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self.failureRateStop = failureRateStop
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self.failureRateStep = failureRateStep
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self.failureRate = failureRateStart
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self.chiStart = chiStart
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self.chiStop = chiStop
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self.chiStep = chiStep
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self.chi = chiStart
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self.runStart = runStart
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self.runStop = runStop
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self.runStep = runStep
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self.run = runStart
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19
DAS/shape.py
Normal file
19
DAS/shape.py
Normal file
@ -0,0 +1,19 @@
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#!/bin/python3
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class Shape:
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numberValidators = 0
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failureRate = 0
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blockSize = 0
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netDegree = 0
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chi = 0
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def __init__(self, blockSize, numberValidators, failureRate, chi, netDegree):
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self.numberValidators = numberValidators
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self.failureRate = failureRate
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self.blockSize = blockSize
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self.netDegree = netDegree
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self.chi = chi
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@ -1,7 +1,7 @@
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#!/bin/python
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import networkx as nx
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import logging
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import logging, random
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from datetime import datetime
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from DAS.tools import *
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from DAS.results import *
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@ -15,23 +15,25 @@ class Simulator:
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validators = []
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glob = []
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result = []
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config = []
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shape = []
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logger = []
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format = {}
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def __init__(self, config):
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self.config = config
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def __init__(self, shape):
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self.shape = shape
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self.format = {"entity": "Simulator"}
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self.result = Result(self.config)
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self.result = Result(self.shape)
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def initValidators(self):
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if not self.config.deterministic:
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random.seed(datetime.now())
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self.glob = Observer(self.logger, self.config)
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self.glob = Observer(self.logger, self.shape)
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self.glob.reset()
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self.validators = []
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for i in range(self.config.numberValidators):
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val = Validator(i, int(not i!=0), self.logger, self.config)
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rows = list(range(self.shape.blockSize)) * int(self.shape.chi*self.shape.numberValidators/self.shape.blockSize)
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columns = list(range(self.shape.blockSize)) * int(self.shape.chi*self.shape.numberValidators/self.shape.blockSize)
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random.shuffle(rows)
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random.shuffle(columns)
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for i in range(self.shape.numberValidators):
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val = Validator(i, int(not i!=0), self.logger, self.shape, rows, columns)
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if i == self.proposerID:
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val.initBlock()
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self.glob.setGoldenData(val.block)
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@ -39,17 +41,21 @@ class Simulator:
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val.logIDs()
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self.validators.append(val)
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def initNetwork(self, d=6):
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rowChannels = [[] for i in range(self.config.blockSize)]
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columnChannels = [[] for i in range(self.config.blockSize)]
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def initNetwork(self):
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self.shape.netDegree = 6
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rowChannels = [[] for i in range(self.shape.blockSize)]
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columnChannels = [[] for i in range(self.shape.blockSize)]
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for v in self.validators:
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for id in v.rowIDs:
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rowChannels[id].append(v)
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for id in v.columnIDs:
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columnChannels[id].append(v)
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for id in range(self.config.blockSize):
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G = nx.random_regular_graph(d, len(rowChannels[id]))
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for id in range(self.shape.blockSize):
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if (len(rowChannels[id]) < self.shape.netDegree):
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self.logger.error("Graph degree higher than %d" % len(rowChannels[id]), extra=self.format)
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G = nx.random_regular_graph(self.shape.netDegree, len(rowChannels[id]))
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if not nx.is_connected(G):
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self.logger.error("Graph not connected for row %d !" % id, extra=self.format)
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for u, v in G.edges:
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@ -57,7 +63,10 @@ class Simulator:
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val2=rowChannels[id][v]
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val1.rowNeighbors[id].append(val2)
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val2.rowNeighbors[id].append(val1)
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G = nx.random_regular_graph(d, len(columnChannels[id]))
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if (len(columnChannels[id]) < self.shape.netDegree):
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self.logger.error("Graph degree higher than %d" % len(columnChannels[id]), extra=self.format)
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G = nx.random_regular_graph(self.shape.netDegree, len(columnChannels[id]))
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if not nx.is_connected(G):
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self.logger.error("Graph not connected for column %d !" % id, extra=self.format)
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for u, v in G.edges:
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@ -75,15 +84,12 @@ class Simulator:
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logger.addHandler(ch)
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self.logger = logger
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def resetFailureRate(self, failureRate):
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self.config.failureRate = failureRate
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for val in self.validators:
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val.config.failureRate = failureRate
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def resetChi(self, chi):
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self.config.chi = chi
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def resetShape(self, shape):
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self.shape = shape
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for val in self.validators:
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val.config.chi = chi
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val.shape.failureRate = shape.failureRate
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val.shape.chi = shape.chi
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def run(self):
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@ -96,9 +102,9 @@ class Simulator:
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while(missingSamples > 0):
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missingVector.append(missingSamples)
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oldMissingSamples = missingSamples
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for i in range(1,self.config.numberValidators):
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for i in range(1,self.shape.numberValidators):
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self.validators[i].receiveRowsColumns()
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for i in range(1,self.config.numberValidators):
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for i in range(1,self.shape.numberValidators):
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self.validators[i].restoreRows()
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self.validators[i].restoreColumns()
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self.validators[i].sendRows()
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@ -120,10 +126,10 @@ class Simulator:
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self.result.addMissing(missingVector)
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if missingSamples == 0:
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self.result.blockAvailable = 1
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self.logger.debug("The entire block is available at step %d, with failure rate %d !" % (steps, self.config.failureRate), extra=self.format)
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self.logger.debug("The entire block is available at step %d, with failure rate %d !" % (steps, self.shape.failureRate), extra=self.format)
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return self.result
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else:
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self.result.blockAvailable = 0
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self.logger.debug("The block cannot be recovered, failure rate %d!" % self.config.failureRate, extra=self.format)
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self.logger.debug("The block cannot be recovered, failure rate %d!" % self.shape.failureRate, extra=self.format)
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return self.result
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@ -11,34 +11,34 @@ class Validator:
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ID = 0
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amIproposer = 0
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config = []
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shape = []
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format = {}
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logger = []
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def __init__(self, ID, amIproposer, logger, config):
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self.config = config
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def __init__(self, ID, amIproposer, logger, shape, rows, columns):
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self.shape = shape
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FORMAT = "%(levelname)s : %(entity)s : %(message)s"
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self.ID = ID
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self.format = {"entity": "Val "+str(self.ID)}
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self.block = Block(self.config.blockSize)
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self.receivedBlock = Block(self.config.blockSize)
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self.block = Block(self.shape.blockSize)
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self.receivedBlock = Block(self.shape.blockSize)
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self.amIproposer = amIproposer
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self.logger = logger
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if self.config.chi < 1:
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if self.shape.chi < 1:
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self.logger.error("Chi has to be greater than 0", extra=self.format)
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elif self.config.chi > self.config.blockSize:
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elif self.shape.chi > self.shape.blockSize:
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self.logger.error("Chi has to be smaller than %d" % blockSize, extra=self.format)
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else:
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if amIproposer:
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self.rowIDs = range(config.blockSize)
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self.columnIDs = range(config.blockSize)
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self.rowIDs = range(shape.blockSize)
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self.columnIDs = range(shape.blockSize)
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else:
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self.rowIDs = []
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self.columnIDs = []
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if config.deterministic:
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random.seed(self.ID)
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self.rowIDs = random.sample(range(self.config.blockSize), self.config.chi)
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self.columnIDs = random.sample(range(self.config.blockSize), self.config.chi)
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self.rowIDs = rows[(self.ID*self.shape.chi):(self.ID*self.shape.chi + self.shape.chi)]
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self.columnIDs = rows[(self.ID*self.shape.chi):(self.ID*self.shape.chi + self.shape.chi)]
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#if shape.deterministic:
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# random.seed(self.ID)
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#self.rowIDs = random.sample(range(self.shape.blockSize), self.shape.chi)
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#self.columnIDs = random.sample(range(self.shape.blockSize), self.shape.chi)
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self.rowNeighbors = collections.defaultdict(list)
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self.columnNeighbors = collections.defaultdict(list)
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@ -51,7 +51,7 @@ class Validator:
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def initBlock(self):
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self.logger.debug("I am a block proposer.", extra=self.format)
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self.block = Block(self.config.blockSize)
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self.block = Block(self.shape.blockSize)
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self.block.fill()
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#self.block.print()
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@ -60,21 +60,21 @@ class Validator:
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self.logger.error("I am NOT a block proposer", extra=self.format)
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else:
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self.logger.debug("Broadcasting my block...", extra=self.format)
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order = [i for i in range(self.config.blockSize * self.config.blockSize)]
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order = [i for i in range(self.shape.blockSize * self.shape.blockSize)]
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random.shuffle(order)
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while(order):
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i = order.pop()
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if (random.randint(0,99) >= self.config.failureRate):
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if (random.randint(0,99) >= self.shape.failureRate):
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self.block.data[i] = 1
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else:
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self.block.data[i] = 0
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nbFailures = self.block.data.count(0)
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measuredFailureRate = nbFailures * 100 / (self.config.blockSize * self.config.blockSize)
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measuredFailureRate = nbFailures * 100 / (self.shape.blockSize * self.shape.blockSize)
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self.logger.debug("Number of failures: %d (%0.02f %%)", nbFailures, measuredFailureRate, extra=self.format)
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#broadcasted.print()
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for id in range(self.config.blockSize):
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for id in range(self.shape.blockSize):
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self.sendColumn(id)
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for id in range(self.config.blockSize):
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for id in range(self.shape.blockSize):
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self.sendRow(id)
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def getColumn(self, index):
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@ -16,11 +16,11 @@ $ cd das-research
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```
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$ python3 -m venv myenv
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$ source myenv/bin/activate
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$ pip3 install -r DAS/requeriments.txt
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$ pip3 install -r DAS/requirements.txt
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```
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## Run the simulator
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```
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$ python3 study.py
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$ python3 study.py config.das
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```
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27
config.das
Normal file
27
config.das
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[Simulation Space]
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numberValidatorStart = 256
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numberValidatorStop = 512
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numberValidatorStep = 128
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failureRateStart = 10
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failureRateStop = 90
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failureRateStep = 40
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blockSizeStart = 32
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blockSizeStop = 64
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blockSizeStep = 16
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netDegreeStart = 6
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netDegreeStop = 8
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netDegreeStep = 1
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chiStart = 4
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chiStop = 8
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chiStep = 2
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[Advanced]
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deterministic = 0
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numberRuns = 2
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35
study.py
35
study.py
@ -1,38 +1,45 @@
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#! /bin/python3
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import time
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import time, sys
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from DAS import *
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def study():
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config = Configuration(0, 64, 256, 0, 100, 20, 8, 16, 4, 0, 10, 1)
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if len(sys.argv) < 2:
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print("You need to pass a configuration file in parameter")
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exit(1)
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config = Configuration(sys.argv[1])
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sim = Simulator(config)
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sim.initLogger()
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frRange = []
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results = []
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resultRange = []
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simCnt = 0
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sim.logger.info("Starting simulations:", extra=sim.format)
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start = time.time()
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for run in range(config.numberRuns):
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for fr in range(config.failureRateStart, config.failureRateStop+1, config.failureRateStep):
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sim.resetFailureRate(fr)
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for chi in range(config.chiStart, config.chiStop+1, config.chiStep):
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sim.resetChi(chi)
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blockAvailable = 0
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for run in range(config.runStart, config.runStop, config.runStep):
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sim.logger.info("FR: %d %%, Chi: %d %%, Run: %d ..." % (fr, chi, run), extra=sim.format)
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for blockSize in range(config.blockSizeStart, config.blockSizeStop+1, config.blockSizeStep):
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for nv in range(config.nvStart, config.nvStop+1, config.nvStep):
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for netDegree in range(config.netDegreeStart, config.netDegreeStop, config.netDegreeStep):
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if not config.deterministic:
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random.seed(datetime.now())
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shape = Shape(blockSize, nv, fr, chi, netDegree)
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sim.resetShape(shape)
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sim.initValidators()
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sim.initNetwork()
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result = sim.run()
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blockAvailable += result.blockAvailable
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sim.logger.info("Run %d, FR: %d %%, Chi: %d, BlockSize: %d, Nb.Val: %d, netDegree: %d ... Block Available: %d" % (run, fr, chi, blockSize, nv, netDegree, result.blockAvailable), extra=sim.format)
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results.append(result)
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simCnt += 1
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frRange.append(fr)
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resultRange.append((blockAvailable)*100/config.runStop)
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end = time.time()
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sim.logger.info("A total of %d simulations ran in %d seconds" % (simCnt, end-start), extra=sim.format)
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#for i in range(len(frRange)):
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# sim.logger.info("For failure rate of %d we got %d %% success rate in DAS!" % (frRange[i], resultRange[i]), extra=sim.format)
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study()
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