def RunMurphi(level: Level, filename: str, dbg_enabled: bool = True):
dbg = Debug(dbg_enabled)
path = os.getcwd()
MakeDir("Murphi")
# Generate System Tuple level
archs = [level.cache, level.directory]
cache_machine = Machine(level.cache)
directory_machine = Machine(level.directory)
sys_description = Cluster(
(cache_machine, cache_machine, cache_machine, directory_machine), 'C1',
[level])
clusters = [sys_description]
SSP_MurphiDesc = MurphiModular(clusters, True)
MurphiDesc = MurphiModular(clusters, False)
print("Murphi files were generated in: " + os.getcwd())
dbg.pheader(dbg.spacer + "Murphi make and run")
talgo = time.time()
dbg.pheader(dbg.spacer + "Starting SSP verification" + '\n')
time.sleep(
0.005
) # The delay is only related to the output queues of the model checker and the python tool
#SSP_MurphiDesc.runMurphi(True, filename)
#ssp_success = False
ssp_success = True
try:
resultsfile = open("SSP_" + filename.split(".")[0] + "_results.txt")
except FileNotFoundError:
dbg.pwarning(
"SSP results file does not exist - did it compile correctly?" +
"\nPlease check SSP_" + filename.split(".")[0] + "_compile.txt" +
" for details, and make sure your input is correctly specified.")
else:
if "No error found" in resultsfile.read():
time.sleep(0.005)
dbg.psuccess("SSP verified without error")
ssp_success = True
else:
dbg.pwarning("SSP did not verify correctly; please see SSP_" +
filename.split(".")[0] +
"_results.txt for the Murphi output.")
resultsfile.close()
if ssp_success:
dbg.pheader(dbg.spacer + "Starting full protocol verification" + '\n')
time.sleep(0.005)
MurphiDesc.runMurphi(False, filename)
try:
resultsfile = open(filename.split(".")[0] + "_results.txt")
except FileNotFoundError:
dbg.pwarning(
"Results file does not exist - did it compile correctly?" +
"\nPlease check " + filename.split(".")[0] + "_compile.txt " +
"for details, and make sure your input is correctly specified."
)
else:
if "No error found" in resultsfile.read():
time.sleep(0.005)
dbg.psuccess("Full protocol verified without error")
else:
dbg.pwarning(
"Full protocol did not verify correctly; please see " +
filename.split(".")[0] +
"_results.txt for the Murphi output.")
resultsfile.close()
else:
dbg.pwarning(
"Aborting full protocol verification as SSP deemed incorrect.")
dbg.pdebug(dbg.spacer + "Murphi runtime: " + str(time.time() - talgo) +
'\n')
os.chdir(path)
def RunMurphiModular(clusters: List[Cluster],
filename: str,
run_SSP: bool = True,
memory: int = 0,
dbg_enabled: bool = True):
dbg = Debug(dbg_enabled)
path = os.getcwd()
if not memory:
# Calculate the free memory in Megabyte
memory = int(virtual_memory().free /
2**20) - 8000 # Leave about 1GB of additional free memory
MakeDir("Murphi")
SSP_MurphiDesc = MurphiModular(clusters, True)
MurphiDesc = MurphiModular(clusters, False)
print("Murphi files were generated in: " + os.getcwd())
dbg.pheader(dbg.spacer + "Murphi make and run")
talgo = time.time()
dbg.pheader(dbg.spacer + "Starting SSP verification" + '\n')
time.sleep(
0.005
) # The delay is only related to the output queues of the model checker and the python tool
ssp_success = False
if run_SSP:
SSP_MurphiDesc.runMurphi(True, filename)
try:
resultsfile = open("SSP_" + filename.split(".")[0] +
"_results.txt")
except FileNotFoundError:
dbg.pwarning(
"SSP results file does not exist - did it compile correctly?" +
"\nPlease check SSP_" + filename.split(".")[0] +
"_compile.txt" +
" for details, and make sure your input is correctly specified."
)
else:
if "No error found" in resultsfile.read():
time.sleep(0.005)
dbg.psuccess("SSP verified without error")
ssp_success = True
else:
dbg.pwarning("SSP did not verify correctly; please see SSP_" +
filename.split(".")[0] +
"_results.txt for the Murphi output.")
resultsfile.close()
if ssp_success or not run_SSP:
dbg.pheader(dbg.spacer + "Starting full protocol verification" + '\n')
time.sleep(0.005)
MurphiDesc.runMurphi(False, filename, memory)
try:
resultsfile = open(filename.split(".")[0] + "_results.txt")
except FileNotFoundError:
dbg.pwarning(
"Results file does not exist - did it compile correctly?" +
"\nPlease check " + filename.split(".")[0] + "_compile.txt " +
"for details, and make sure your input is correctly specified."
)
else:
result_str = resultsfile.read()
if result_str.rfind("No error found") != -1:
time.sleep(0.005)
dbg.psuccess("Full protocol verified without error")
else:
if result_str.rfind("Closed hash table full.") != -1 or \
result_str.rfind("Internal Error: Too many active states.") != -1:
dbg.pwarning(
"Murphi memory full, please allocate more memory for the verification thread: \n See"
+ filename.split(".")[0] +
"_results.txt for the Murphi output. \n")
else:
dbg.pwarning(
"Full protocol did not verify correctly; please see " +
filename.split(".")[0] +
"_results.txt for the Murphi output.")
resultsfile.close()
else:
dbg.pwarning(
"Aborting full protocol verification as SSP deemed incorrect.")
dbg.pdebug(dbg.spacer + "Murphi runtime: " + str(time.time() - talgo) +
'\n')
# Reset the path
os.chdir(path)