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gns3-server/tests/compute/test_port_manager.py
2019-11-06 15:35:59 +08:00

137 lines
4.2 KiB
Python

# -*- coding: utf-8 -*-
#
# Copyright (C) 2015 GNS3 Technologies Inc.
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import aiohttp
import pytest
import sys
import uuid
from unittest.mock import patch
from gns3server.compute.port_manager import PortManager
from gns3server.compute.project import Project
def test_reserve_tcp_port():
pm = PortManager()
project = Project(project_id=str(uuid.uuid4()))
pm.reserve_tcp_port(2001, project)
with patch("gns3server.compute.project.Project.emit") as mock_emit:
port = pm.reserve_tcp_port(2001, project)
assert port != 2001
def test_reserve_tcp_port_outside_range():
pm = PortManager()
project = Project(project_id=str(uuid.uuid4()))
with patch("gns3server.compute.project.Project.emit") as mock_emit:
port = pm.reserve_tcp_port(80, project)
assert port != 80
def test_reserve_tcp_port_already_used_by_another_program():
"""
This test simulate a scenario where the port is already taken
by another programm on the server
"""
pm = PortManager()
project = Project(project_id=str(uuid.uuid4()))
with patch("gns3server.compute.port_manager.PortManager._check_port") as mock_check:
def execute_mock(host, port, *args):
if port == 2001:
raise OSError("Port is already used")
else:
return True
mock_check.side_effect = execute_mock
with patch("gns3server.compute.project.Project.emit") as mock_emit:
port = pm.reserve_tcp_port(2001, project)
assert port != 2001
def test_reserve_tcp_port_already_used():
"""
This test simulate a scenario where the port is already taken
by another programm on the server
"""
pm = PortManager()
project = Project(project_id=str(uuid.uuid4()))
with patch("gns3server.compute.port_manager.PortManager._check_port") as mock_check:
def execute_mock(host, port, *args):
if port == 2001:
raise OSError("Port is already used")
else:
return True
mock_check.side_effect = execute_mock
with patch("gns3server.compute.project.Project.emit") as mock_emit:
port = pm.reserve_tcp_port(2001, project)
assert port != 2001
def test_reserve_udp_port():
pm = PortManager()
project = Project(project_id=str(uuid.uuid4()))
pm.reserve_udp_port(20000, project)
with pytest.raises(aiohttp.web.HTTPConflict):
pm.reserve_udp_port(20000, project)
def test_reserve_udp_port_outside_range():
pm = PortManager()
project = Project(project_id=str(uuid.uuid4()))
with pytest.raises(aiohttp.web.HTTPConflict):
pm.reserve_udp_port(80, project)
def test_release_udp_port():
pm = PortManager()
project = Project(project_id=str(uuid.uuid4()))
pm.reserve_udp_port(20000, project)
pm.release_udp_port(20000, project)
pm.reserve_udp_port(20000, project)
def test_find_unused_port():
p = PortManager().find_unused_port(1000, 10000)
assert p is not None
def test_find_unused_port_invalid_range():
with pytest.raises(aiohttp.web.HTTPConflict):
p = PortManager().find_unused_port(10000, 1000)
def test_set_console_host(config):
"""
If allow remote connection we need to bind console host
to 0.0.0.0
"""
p = PortManager()
config.set_section_config("Server", {"allow_remote_console": False})
p.console_host = "10.42.1.42"
assert p.console_host == "10.42.1.42"
p = PortManager()
config.set_section_config("Server", {"allow_remote_console": True})
p.console_host = "10.42.1.42"
assert p.console_host == "0.0.0.0"