- First integration steps, untested.

This commit is contained in:
ccremers 2005-03-02 15:02:34 +00:00
parent 9533f6f548
commit 6e77e7cf93
2 changed files with 37 additions and 19 deletions

View File

@ -24,6 +24,8 @@
import tuplesdo
import copy
import scythercache
from tempfile import NamedTemporaryFile
# ***********************
# PARAMETERS
@ -38,7 +40,6 @@ TempFileTuples = "scyther-blip.tmp"
# External programs
TupleProgram = "./tuples.py"
ScytherProgram = "../src/scyther"
# Scyther parameters
ScytherDefaults = "--summary"
@ -47,7 +48,7 @@ ScytherBounds = "--timer=5 --max-runs=5 --max-length=20"
# Build a large part of the command line (for Scyther) already
ScytherArgs = ScytherDefaults + " " + ScytherMethods + " " + ScytherBounds
CommandPrefix = ScytherProgram + " " + ScytherArgs
CommandPrefix = "scyther "
# Some default settings for Agents, untrusted e with sk(e) and k(a,e) etc.
IncludeProtocols = '../spdl/spdl-defaults.inc'
@ -132,8 +133,15 @@ def ScytherEval (plist):
sys.stdout.flush()
sys.stderr.flush()
# Combine protocol list to an input
input = ""
for fn in plist:
f = open(fn, "r")
input = input + f.read()
f.close()
# Use Scyther
(status,scout) = commands.getstatusoutput(CommandLine (plist))
(status,scout) = scythercache.eval(ScytherArgs,input)
if status == 1 or status < 0:
# Something went wrong

View File

@ -9,6 +9,8 @@
import md5
import commands
import os
import sys
from tempfile import NamedTemporaryFile, gettempdir
# scyther should reside in $PATH
def scythercall (argumentstring, inputfile):
@ -19,7 +21,7 @@ def scythercall (argumentstring, inputfile):
# cached results
# input: a large string (consisting of read input files)
# argstring: a smaller string
def scythercache (argumentstring, inputstring):
def eval (argumentstring, inputstring):
def cacheid():
m = md5.new()
@ -42,29 +44,28 @@ def scythercache (argumentstring, inputstring):
# Return a readable ID (good for a filename)
return m.hexdigest()
# Ensure directories for a file
def ensureDirectories (filename):
def ensureDir (plist):
if len(plist) > 1:
ensureDir (plist[:-1])
path = plist.join("/")
# Ensure directory
def ensureDirectory (path):
if not os.path.exists(path):
os.mkdir(path)
dir = os.path.dirname(filename)
ensuredir (dir.split("/"))
# Ensure directories for a file
def ensureDirectories (filename):
for i in range(1,len(filename)):
if filename[i] == '/':
np = i+1
ensureDirectory(filename[:np])
# Determine the unique filename for this test
id = cacheid()
filename = "scythercache/" + id[:2] + "/res-" + id[2:] + ".txt"
filename = "scyther/cache-" + id[:3] + "/res-" + id[3:] + ".txt"
cachefile = gettempdir() + "/" + filename
ensureDirectories(cachefile)
# Does it already exist?
if os.path.exists(cachefile):
# Great: return the cached results
f = open(cachefile,"r")
f = open(cachefile,'r')
res = f.read()
f.close()
return (0,res)
@ -72,11 +73,20 @@ def scythercache (argumentstring, inputstring):
# Hmm, we need to compute this result
h = NamedTemporaryFile()
h.write(inputstring)
h.flush()
(status, scout) = scythercall (argumentstring, h.name)
h.close()
f = open(cachefile,"w")
if not(status <= 0 or status == 1):
# All is well
f = open(cachefile,'w')
f.write(scout)
f.close()
else:
print status
print scout
print h.name
sys.exit()
return (status,scout)