def gen_smv_process(name, content, name_add=""):
smv_file = SMV_FILE_DIR + hashlib.md5(content).hexdigest() + name_add + '.smv'
if os.path.isfile(smv_file) and smv_file in smv_process_pool:
smv_pool[name] = smv_file
else:
with open(smv_file, 'w') as f:
f.write(content)
smv_pool[name] = smv_file
if __verbose: print "Start to compute reachable set"
smv = SMV(SMV_PATH, smv_file, timeout=TIME_OUT)
smv_process_pool[smv_file] = smv
smv.go_and_compute_reachable()
def gen_smv_process(name, content, ord_str, name_add=""):
smv_file = SMV_FILE_DIR + hashlib.md5(
content).hexdigest() + name_add + '.smv'
if os.path.isfile(smv_file) and smv_file in smv_process_pool:
smv_pool[name] = smv_file
else:
with open(smv_file, 'w') as f:
f.write(content)
ord_file = None
if ord_str:
ord_file = SMV_FILE_DIR + hashlib.md5(
content).hexdigest() + name_add + '.ord'
with open(ord_file, 'w') as f:
f.write(ord_str)
smv_pool[name] = smv_file
if __verbose: print "Start to compute reachable set"
smv = SMV(SMV_PATH, smv_file, ord_file, timeout=TIME_OUT)
smv_process_pool[smv_file] = smv
smv.go_and_compute_reachable()
cmd = data.split(',')
res = None
if __verbose:
sys.stdout.write(data[:10240])
sys.stdout.flush()
if cmd[0] == COMPUTE_REACHABLE:
"""
In this case, cmd should be [length, command, command_id, name, smv file content]
"""
# There are many ',' in smv file, so should concat the parts splited
name = cmd[2]
content = ','.join(cmd[3:])
new_smv_file, smv_file = gen_smv_file(name, content)
if new_smv_file or name not in smv_pool:
if __verbose: print "Start to compute reachable set"
smv = SMV(SMV_PATH, smv_file, timeout=TIME_OUT)
if name in smv_pool: smv_pool[name].exit()
smv_pool[name] = smv
res = smv.go_and_compute_reachable()
conn.sendall(OK)
elif cmd[0] == QUERY_REACHABLE:
"""
In this case, cmd should be [length, command, command_id, name]
"""
if cmd[2] in smv_pool:
res = smv_pool[cmd[2]].query_reachable()
conn.sendall(','.join([OK, res]) if res else WAITING)
else:
conn.sendall(ERROR)
elif cmd[0] == CHECK_INV:
"""
del smv_process_pool[smv_pool[cmd[2]]]
del smv_pool[cmd[2]]
conn.sendall(OK)
else:
conn.sendall(ERROR)
elif cmd[0] == GO_BMC:
"""
In this case, cmd should be [length, command, command_id, name, smv file content]
"""
# There are many ',' in smv file, so should concat the parts splited
name = cmd[2]
content = ','.join(cmd[3:])
new_smv_file, smv_file = gen_smv_file(name, content, name_add='.bmc')
if new_smv_file or name not in smv_bmc_pool:
if __verbose: print "Go to bmc checking of NuSMV"
smv = SMV(SMV_PATH, smv_file, timeout=TIME_OUT)
if name in smv_bmc_pool: smv_bmc_pool[name].exit()
smv_bmc_pool[name] = smv
res = smv.go_bmc()
conn.sendall(OK)
elif cmd[0] == CHECK_INV_BMC:
"""
In this case, cmd should be [length, command, command_id, name, inv]
"""
if cmd[2] in smv_bmc_pool:
res = smv_bmc_pool[cmd[2]].check_bmc(cmd[3])
conn.sendall(','.join([OK, res]))
else:
conn.sendall(ERROR)
elif cmd[0] == SMV_BMC_QUIT:
"""
del smv_process_pool[smv_pool[cmd[2]]]
del smv_pool[cmd[2]]
conn.sendall(OK)
else:
conn.sendall(ERROR)
elif cmd[0] == GO_BMC:
"""
In this case, cmd should be [length, command, command_id, name, smv file content]
"""
# There are many ',' in smv file, so should concat the parts splited
name = cmd[2]
content = ','.join(cmd[3:])
new_smv_file, smv_file = gen_smv_file(name, content, name_add='.bmc')
if new_smv_file or name not in smv_bmc_pool:
if __verbose: print "Go to bmc checking of NuSMV"
smv = SMV(SMV_PATH, smv_file, timeout=TIME_OUT)
if name in smv_bmc_pool: smv_bmc_pool[name].exit()
smv_bmc_pool[name] = smv
res = smv.go_bmc()
conn.sendall(OK)
elif cmd[0] == CHECK_INV_BMC:
"""
In this case, cmd should be [length, command, command_id, name, inv]
"""
if cmd[2] in smv_bmc_pool:
res = smv_bmc_pool[cmd[2]].check_bmc(cmd[3])
conn.sendall(','.join([OK, res]))
else:
conn.sendall(ERROR)
elif cmd[0] == SMV_BMC_QUIT:
"""
