#CMPS 128 - Project Phase 1
#Josep Valls - 5/15/2008
#jvallsva - 1139975
#Log file analisis for epidemic propagation environment
import math

nlist=[8,12,16,20,32]
klist=[1,2,4,6]
for n in nlist:
	for k in klist:
		stats=[]
		for f in range(1,n+1):
			i=0
			numServers=[[0,0]]

			data=open("log"+str(n)+str(k)+"_"+str(f)+".txt","r").read().splitlines()
			t=int(data[0])
			data.pop(0)

			p=None
			for l in data:
				i+=1
				try:
					exec("d="+l.replace("(","[").replace(")","]"))
				except:
					#killing python processes sometimes corrupt the files, so i will just drop this line
					print n,k,f,"error in line",i
				if p==None:
					p=d

				if numServers[len(numServers)-1][0]<len(d):
					numServers.append([len(d),i])
				f=range(0,len(d))
				f.remove(t)
				for s in f:
					update=False
					try:
						if not d[s][4]==p[s][4]:
							#received a new state value for a server
							update=True
					except:
						#received a new server
						update=False
					if update==True:
						diff=(d[t][2]+d[t][3]/1000000.0)-(d[s][2]+d[s][3]/1000000.0)
						stats.append(float(diff))			
				p=d
			logfile = open("statsF.txt", 'a')
			logfile.write(str(n)+", "+str(k)+", "+str(f)+", "+str(numServers)+"\n")
			logfile.close()
		logfile = open("statsE.txt", 'a')
		mean=sum(stats)/len(stats)
		sd=math.sqrt(sum([(m-mean)**2 for m in stats])/(len(stats)-1))
		logfile.write(str(n)+", "+str(k)+", "+str(mean)+", "+str(sd)+", "+str(len(stats))+"\n")
		logfile.close()