def get_status(sock, server, node, uinput):
what = uinput[0]
api = "handle_call"
status= pyerl.mk_atom("status")
if what == 'node':
value = uinput[-1]
val = pyerl.mk_atom(value)
elif what == 'guid':
value = uinput[-1]
val = pyerl.mk_int(int(value))
elif what == 'pid':
rnode = uinput[1] # remote node
pid = uinput[2] # remote pid
nodename = pyerl.mk_atom(rnode)
ppid = pyerl.mk_string(pid)
val = pyerl.mk_tuple((nodename, ppid))
else:
raise Exception('Unknown message: %s' % what)
what = pyerl.mk_atom(what)
pid = pyerl.mk_pid("node", 1, 2, 3)
state = pyerl.mk_atom("atom") # passed state to server is irrelevant in this call
tup = pyerl.mk_tuple((status, what, val))
args = pyerl.mk_list([tup, pid, state])
eterm = pyerl.rpc(sock, server, api, args)
return eterm
def test_mk_list(self):
atom = eterm = pyerl.mk_atom("atom")
integer = eterm = pyerl.mk_int(-1)
string = eterm = pyerl.mk_string("string")
eterm = pyerl.mk_list([atom, integer, string])
self.assertEqual(eterm.is_list(), True);
self.assertEqual(eterm.is_cons(), True);
self.assertEqual(eterm.type, pyerl.LIST);
self.assertEqual(str(eterm), "[atom, -1, \"string\"]");
def test_cons(self):
atom1 = pyerl.mk_atom("atom1")
atom2 = pyerl.mk_atom("atom2")
list = pyerl.mk_list([atom1])
eterm = pyerl.cons(atom2, list)
self.assertEqual(eterm.type, pyerl.CONS);
self.assertEqual(eterm.is_cons(), True);
self.assertEqual(eterm.is_list(), True);
self.assertEqual(str(eterm), "[atom2, atom1]");
def test_black_box(sock, server, icmd, idir):
api = "handle_call"
atom = pyerl.mk_atom("process")
cmd = pyerl.mk_string(icmd)
name = pyerl.mk_string(idir)
tup = pyerl.mk_tuple((atom, cmd, name))
pid = pyerl.mk_pid("node", 1, 2, 3)
state = pyerl.mk_atom("atom") # passed state to server is irrelevant in this call
args = pyerl.mk_list([tup, pid, state])
eterm = pyerl.rpc(sock, server, api, args)
return eterm
def test_rpc(self):
host = "localhost"
name = "test"
node = name + "@" + host
cookie = "TESTCOOKIE"
ret = pyerl.connect_xinit(host, name, node, "127.0.0.1", cookie, 1)
self.assertEqual(ret, 1);
retry = 0
while True:
time.sleep(1)
sock = pyerl.xconnect("127.0.0.1", "node1")
if sock > 0: break
if retry > 3: self.fail()
retry += 1
self.assertEqual(sock > 0, True)
atom = pyerl.mk_atom("ping")
args = pyerl.mk_list([atom]);
eterm = pyerl.rpc(sock, "pingpong", "ping", args);
ret = pyerl.close_connection(sock);
self.assertEqual(ret, 0);
self.assertEqual(eterm.type, pyerl.ATOM);
self.assertEqual(eterm.is_atom(), True);
self.assertEqual(str(eterm), "pong");
def test_rpc(self):
host = "localhost"
name = "test"
node = name + "@" + host
cookie = "TESTCOOKIE"
ret = pyerl.connect_xinit(host, name, node, "127.0.0.1", cookie, 1)
self.assertEqual(ret, 1)
retry = 0
while True:
time.sleep(1)
sock = pyerl.xconnect("127.0.0.1", "node1")
if sock > 0: break
if retry > 3: self.fail()
retry += 1
self.assertEqual(sock > 0, True)
atom = pyerl.mk_atom("ping")
args = pyerl.mk_list([atom])
eterm = pyerl.rpc(sock, "pingpong", "ping", args)
ret = pyerl.close_connection(sock)
self.assertEqual(ret, 0)
self.assertEqual(eterm.type, pyerl.ATOM)
self.assertEqual(eterm.is_atom(), True)
self.assertEqual(str(eterm), "pong")