def test_scenario3(self):
'''Scenario 3.'''
h=Hosts(self.hostsfile)
h['localhost'] = '10.0.0.3'
h['10.0.0.3'] ='toto'
del h['toto']
del h['broadcasthost']
# Add a name to an address, change the address of a hostname
h['localhost'] = '127.0.0.1'
h.append('localhost', 'localhost.yemen')
del h['127.0.0.1']
h.write(self.emptyfile)
correct = """##
# Host Database
#
# localhost is used to configure the loopback interface
# when the system is booting. Do not change this entry.
##
1.0.0.1 localhost localhost.yemen # very pertinent comment
::1 localhost
fe80::1%lo0 localhost
1.0.0.2 mc02
"""
self.assertEqual(file(self.emptyfile).read(), '')
def test_write(self):
'''Write'''
h=Hosts()
h['localhost'], h['mc02'] = '1.0.0.1', '1.0.0.2'
h.write(self.emptyfile)
h.write(self.emptyfile)
correct = '1.0.0.1\t\t\tlocalhost\n1.0.0.2\t\t\tmc02\n'
self.assertEqual(file(self.emptyfile).read(), correct)
def test_purge_empty_records(self):
with open(self.hosts_file, 'a') as f:
f.write('1.2.3.4')
self.assertHasHostLine('1.2.3.4')
hosts = Hosts(self.hosts_file)
hosts.set_one("test", "1.2.3.4")
hosts.set_one("", "1.2.3.4")
hosts.write(self.hosts_file)
self.assertDoesNotHaveHostLine('1.2.3.4')
def test_purge_empty_records(self):
with open(self.hosts_file, 'a') as f:
f.write('1.2.3.4')
self.assertHasHostLine('1.2.3.4')
hosts = Hosts(self.hosts_file)
hosts.set_one("test", "1.2.3.4")
hosts.set_one("", "1.2.3.4")
hosts.write(self.hosts_file)
self.assertDoesNotHaveHostLine('1.2.3.4')
class HostManipulationTestCase(unittest.TestCase):
def setUp(self):
fh, self.hosts_file = tempfile.mkstemp()
self.hosts = Hosts(self.hosts_file)
def tearDown(self):
os.unlink(self.hosts_file)
def assertHasHostLine(self, host_line):
if not has_host_line(self.hosts_file, host_line):
raise AssertionError("Line not present: {0}".format(host_line))
def assertDoesNotHaveHostLine(self, host_line):
if has_host_line(self.hosts_file, host_line):
raise AssertionError("Line is present: {0}".format(host_line))
def test_set_one(self):
self.hosts.set_one("test", "1.2.3.4")
self.hosts.write(self.hosts_file)
self.assertHasHostLine("1.2.3.4 test")
def test_set_all(self):
self.hosts.set_all(["test", "alias"], "1.2.3.4")
self.hosts.write(self.hosts_file)
self.assertHasHostLine("1.2.3.4 test")
self.assertHasHostLine("1.2.3.4 alias")
def test_remove_one(self):
self.hosts.set_one("test", "1.2.3.4")
self.hosts.write(self.hosts_file)
self.hosts = Hosts(self.hosts_file)
self.hosts.remove_one("test")
self.hosts.write(self.hosts_file)
self.assertDoesNotHaveHostLine("1.2.3.4 test")
def test_remove_no_raise(self):
self.assertRaises(KeyError, self.hosts.remove_one, "test")
self.hosts.remove_one("test", False)
def test_purge_empty_records(self):
with open(self.hosts_file, 'a') as f:
f.write('1.2.3.4')
self.assertHasHostLine('1.2.3.4')
hosts = Hosts(self.hosts_file)
hosts.set_one("test", "1.2.3.4")
hosts.set_one("", "1.2.3.4")
hosts.write(self.hosts_file)
self.assertDoesNotHaveHostLine('1.2.3.4')
class HostManipulationTestCase(unittest.TestCase):
def setUp(self):
fh, self.hosts_file = tempfile.mkstemp()
self.hosts = Hosts(self.hosts_file)
def tearDown(self):
os.unlink(self.hosts_file)
def assertHasHostLine(self, host_line):
if not has_host_line(self.hosts_file, host_line):
raise AssertionError("Line not present: {0}".format(host_line))
def assertDoesNotHaveHostLine(self, host_line):
if has_host_line(self.hosts_file, host_line):
raise AssertionError("Line is present: {0}".format(host_line))
def test_set_one(self):
self.hosts.set_one("test", "1.2.3.4")
self.hosts.write(self.hosts_file)
self.assertHasHostLine("1.2.3.4 test")
def test_set_all(self):
self.hosts.set_all(["test", "alias"], "1.2.3.4")
self.hosts.write(self.hosts_file)
self.assertHasHostLine("1.2.3.4 test")
self.assertHasHostLine("1.2.3.4 alias")
def test_remove_one(self):
self.hosts.set_one("test", "1.2.3.4")
self.hosts.write(self.hosts_file)
self.hosts = Hosts(self.hosts_file)
self.hosts.remove_one("test")
self.hosts.write(self.hosts_file)
self.assertDoesNotHaveHostLine("1.2.3.4 test")
def test_remove_no_raise(self):
self.assertRaises(KeyError, self.hosts.remove_one, "test")
self.hosts.remove_one("test", False)
def test_purge_empty_records(self):
with open(self.hosts_file, 'a') as f:
f.write('1.2.3.4')
self.assertHasHostLine('1.2.3.4')
hosts = Hosts(self.hosts_file)
hosts.set_one("test", "1.2.3.4")
hosts.set_one("", "1.2.3.4")
hosts.write(self.hosts_file)
self.assertDoesNotHaveHostLine('1.2.3.4')
def test_update(self):
'''Update'''
h=Hosts(self.hostsfile, mc02='1.0.0.2', localhost='10.0.0.2')
h.write()
correct = """##
# Host Database
#
# localhost is used to configure the loopback interface
# when the system is booting. Do not change this entry.
##
10.0.0.2 localhost localhost.yemen # very pertinent comment
255.255.255.255 broadcasthost
::1 localhost
fe80::1%lo0 localhost
1.0.0.2 mc02
"""
self.assertEqual(file(self.hostsfile).read(), correct)
fol=os.getcwd()
hostsFolder = os.environ['systemroot']+"\\System32\\drivers\\etc"#从系统变量读取 防止出现用户的系统不在C盘的情况
copyfile(hostsFolder+"\\hosts", fol+"\\hosts_bak")
if len(good_ips) > 0:
fastest_ip= good_ips[0]['ip']
else:
fastest_ip= ip_info[0]['ip']
#编码处理
try:
open(hostsFolder+"\\hosts", 'r')
pass
except ValueError:
color_print('请尝试将您的Hosts文件保存为UTF-8 with BOM编码',status=1)
color_print('您可以尝试将 '+ fastest_ip +' '+host+' 拷贝到hosts文件最后一行，您的Hosts文件路径为 '+hostsFolder+"\\hosts")
else:
pass
#Hosts文件操作
fastHosts = Hosts()
fastHosts.remove_all_matching(name=host)
new_entry = HostsEntry(entry_type='ipv4', address=fastest_ip, names=[host])
du=fastHosts.add([new_entry])
fastHosts.write()
#判断是否修改成功
if cmp(hostsFolder+"\\hosts", fol+"\\hosts_bak") & du['duplicate_count']==0:
color_print("好像出现错误了，请尝试手动添加！", status=1)
else:
color_print("成功添加", status=2)
os.system('ipconfig /flushdns')
print()
input('按回车退出')
sys.exit(0)
#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""
__author__ = 'wenin819'
"""
from hosts import Hosts
def_hosts = {
"test": "1.2.3.6"
}
if __name__ == '__main__':
import os
import argparse
if os.name == 'nt':
hosts_path = os.path.join(os.environ['SYSTEMROOT'], 'system32/drivers/etc/hosts')
elif os.name == 'posix':
hosts_path = '/etc/hosts'
else:
raise Exception('Unsupported OS: %s' % os.name)
hosts = Hosts(hosts_path)
for (host, val) in def_hosts.items():
hosts.set_one(host, val)
hosts.write(hosts_path)
