#!/usr/bin/env python
# coding: utf-8
import sys
reload(sys)
sys.setdefaultencoding('utf8')
import os
import re
import time
import datetime
import textwrap
import getpass
import readline
import django
import paramiko
import errno
import pyte
import operator
import struct, fcntl, signal, socket, select
from io import open as copen
import uuid
os.environ['DJANGO_SETTINGS_MODULE'] = 'jumpserver.settings'
if not django.get_version().startswith('1.6'):
setup = django.setup()
from django.contrib.sessions.models import Session
from jumpserver.api import ServerError, User, Asset, PermRole, AssetGroup, get_object, mkdir, get_asset_info
from jumpserver.api import logger, Log, TtyLog, get_role_key, CRYPTOR, bash, get_tmp_dir
from jperm.perm_api import gen_resource, get_group_asset_perm, get_group_user_perm, user_have_perm, PermRole
from jumpserver.settings import LOG_DIR
from jperm.ansible_api import MyRunner
# from jlog.log_api import escapeString
from jlog.models import ExecLog, FileLog
login_user = get_object(User, username=getpass.getuser())
try:
remote_ip = os.environ.get('SSH_CLIENT').split()[0]
except (IndexError, AttributeError):
remote_ip = os.popen("who -m | awk '{ print $NF }'").read().strip('()\n')
try:
import termios
import tty
except ImportError:
print '\033[1;31m仅支持类Unix系统 Only unix like supported.\033[0m'
time.sleep(3)
sys.exit()
def color_print(msg, color='red', exits=False):
"""
Print colorful string.
颜色打印字符或者退出
"""
color_msg = {'blue': '\033[1;36m%s\033[0m',
'green': '\033[1;32m%s\033[0m',
'yellow': '\033[1;33m%s\033[0m',
'red': '\033[1;31m%s\033[0m',
'title': '\033[30;42m%s\033[0m',
'info': '\033[32m%s\033[0m'}
msg = color_msg.get(color, 'red') % msg
print msg
if exits:
time.sleep(2)
sys.exit()
return msg
def write_log(f, msg):
msg = re.sub(r'[\r\n]', '\r\n', msg)
f.write(msg)
f.flush()
class Tty(object):
"""
A virtual tty class
一个虚拟终端类，实现连接ssh和记录日志，基类
"""
def __init__(self, user, asset, role, login_type='ssh'):
self.username = user.username
self.asset_name = asset.hostname
self.ip = None
self.port = 22
self.ssh = None
self.channel = None
self.asset = asset
self.user = user
self.role = role
self.remote_ip = ''
self.login_type = login_type
self.vim_flag = False
self.ps1_pattern = re.compile('\[?.*@.*\]?[\$#]\s')
self.vim_pattern = re.compile(r'\W?vi[m]?\s.* | \W?fg\s.*', re.X)
self.vim_data = ''
self.stream = None
self.screen = None
self.__init_screen_stream()
def __init_screen_stream(self):
"""
初始化虚拟屏幕和字符流
"""
self.stream = pyte.ByteStream()
self.screen = pyte.Screen(80, 24)
self.stream.attach(self.screen)
@staticmethod
def is_output(strings):
newline_char = ['\n', '\r', '\r\n']
for char in newline_char:
if char in strings:
return True
return False
def command_parser(self, command):
"""
处理命令中如果有ps1或者mysql的特殊情况,极端情况下会有ps1和mysql
:param command:要处理的字符传
:return:返回去除PS1或者mysql字符串的结果
"""
result = None
match = self.ps1_pattern.split(command)
if match:
# 只需要最后的一个PS1后面的字符串
result = match[-1].strip()
else:
# PS1没找到,查找mysql
match = re.split('mysql>\s', command)
if match:
# 只需要最后一个mysql后面的字符串
result = match[-1].strip()
return result
def deal_command(self, data):
"""
处理截获的命令
:param data: 要处理的命令
:return:返回最后的处理结果
"""
command = ''
try:
self.stream.feed(data)
# 从虚拟屏幕中获取处理后的数据
for line in reversed(self.screen.buffer):
line_data = "".join(map(operator.attrgetter("data"), line)).strip()
if len(line_data) > 0:
parser_result = self.command_parser(line_data)
if parser_result is not None:
# 2个条件写一起会有错误的数据
if len(parser_result) > 0:
command = parser_result
else:
command = line_data
break
if command != '':
# 判断用户输入的是否是vim 或者fg命令
if self.vim_pattern.search(command):
self.vim_flag = True
# 虚拟屏幕清空
self.screen.reset()
except Exception:
pass
return command
def get_log(self):
"""
Logging user command and output.
记录用户的日志
"""
tty_log_dir = os.path.join(LOG_DIR, 'tty')
date_today = datetime.datetime.now()
date_start = date_today.strftime('%Y%m%d')
time_start = date_today.strftime('%H%M%S')
today_connect_log_dir = os.path.join(tty_log_dir, date_start)
log_file_path = os.path.join(today_connect_log_dir, '%s_%s_%s' % (self.username, self.asset_name, time_start))
try:
mkdir(os.path.dirname(today_connect_log_dir), mode=0777)
mkdir(today_connect_log_dir, mode=0777)
except OSError:
logger.debug('创建目录 %s 失败，请修改%s目录权限' % (today_connect_log_dir, tty_log_dir))
raise ServerError('创建目录 %s 失败，请修改%s目录权限' % (today_connect_log_dir, tty_log_dir))
try:
log_file_f = open(log_file_path + '.log', 'a')
log_time_f = open(log_file_path + '.time', 'a')
except IOError:
logger.debug('创建tty日志文件失败, 请修改目录%s权限' % today_connect_log_dir)
raise ServerError('创建tty日志文件失败, 请修改目录%s权限' % today_connect_log_dir)
if self.login_type == 'ssh': # 如果是ssh连接过来，记录connect.py的pid，web terminal记录为日志的id
pid = os.getpid()
self.remote_ip = remote_ip # 获取远端IP
else:
pid = 0
log = Log(user=self.username, host=self.asset_name, remote_ip=self.remote_ip, login_type=self.login_type,
log_path=log_file_path, start_time=date_today, pid=pid)
log.save()
if self.login_type == 'web':
log.pid = log.id # 设置log id为websocket的id, 然后kill时干掉websocket
log.save()
log_file_f.write('Start at %s\r\n' % datetime.datetime.now())
return log_file_f, log_time_f, log
def get_connect_info(self):
"""
获取需要登陆的主机的信息和映射用户的账号密码
"""
asset_info = get_asset_info(self.asset)
role_key = get_role_key(self.user, self.role) # 获取角色的key，因为ansible需要权限是600，所以统一生成用户_角色key
role_pass = CRYPTOR.decrypt(self.role.password)
connect_info = {'user': self.user, 'asset': self.asset, 'ip': asset_info.get('ip'),
'port': int(asset_info.get('port')), 'role_name': self.role.name,
'role_pass': role_pass, 'role_key': role_key}
logger.debug(connect_info)
return connect_info
def get_connection(self):
"""
获取连接成功后的ssh
"""
connect_info = self.get_connect_info()
# 发起ssh连接请求 Make a ssh connection
ssh = paramiko.SSHClient()
# ssh.load_system_host_keys()
ssh.set_missing_host_key_policy(paramiko.AutoAddPolicy())
try:
role_key = connect_info.get('role_key')
if role_key and os.path.isfile(role_key):
try:
ssh.connect(connect_info.get('ip'),
port=connect_info.get('port'),
username=connect_info.get('role_name'),
password=connect_info.get('role_pass'),
key_filename=role_key,
look_for_keys=False)
return ssh
except (paramiko.ssh_exception.AuthenticationException, paramiko.ssh_exception.SSHException):
logger.warning(u'使用ssh key %s 失败, 尝试只使用密码' % role_key)
pass
ssh.connect(connect_info.get('ip'),
port=connect_info.get('port'),
username=connect_info.get('role_name'),
password=connect_info.get('role_pass'),
allow_agent=False,
look_for_keys=False)
except paramiko.ssh_exception.AuthenticationException, paramiko.ssh_exception.SSHException:
raise ServerError('认证失败 Authentication Error.')
except socket.error:
raise ServerError('端口可能不对 Connect SSH Socket Port Error, Please Correct it.')
else:
self.ssh = ssh
return ssh
class SshTty(Tty):
"""
A virtual tty class
一个虚拟终端类，实现连接ssh和记录日志
"""
@staticmethod
def get_win_size():
"""
This function use to get the size of the windows!
获得terminal窗口大小
"""
if 'TIOCGWINSZ' in dir(termios):
TIOCGWINSZ = termios.TIOCGWINSZ
else:
TIOCGWINSZ = 1074295912L
s = struct.pack('HHHH', 0, 0, 0, 0)
x = fcntl.ioctl(sys.stdout.fileno(), TIOCGWINSZ, s)
return struct.unpack('HHHH', x)[0:2]
def set_win_size(self, sig, data):
"""
This function use to set the window size of the terminal!
设置terminal窗口大小
"""
try:
win_size = self.get_win_size()
self.channel.resize_pty(height=win_size[0], width=win_size[1])
except Exception:
pass
def posix_shell(self):
"""
Use paramiko channel connect server interactive.
使用paramiko模块的channel，连接后端，进入交互式
"""
log_file_f, log_time_f, log = self.get_log()
old_tty = termios.tcgetattr(sys.stdin)
pre_timestamp = time.time()
data = ''
input_str = ''
input_mode = False
try:
tty.setraw(sys.stdin.fileno())
tty.setcbreak(sys.stdin.fileno())
self.channel.settimeout(0.0)
while True:
try:
r, w, e = select.select([self.channel, sys.stdin], [], [])
flag = fcntl.fcntl(sys.stdin, fcntl.F_GETFL, 0)
fcntl.fcntl(sys.stdin.fileno(), fcntl.F_SETFL, flag|os.O_NONBLOCK)
except Exception:
pass
if self.channel in r:
try:
x = self.channel.recv(10240)
if len(x) == 0:
break
if self.vim_flag:
self.vim_data += x
index = 0
len_x = len(x)
while index < len_x:
try:
n = os.write(sys.stdout.fileno(), x[index:])
sys.stdout.flush()
index += n
except OSError as msg:
if msg.errno == errno.EAGAIN:
continue
#sys.stdout.write(x)
#sys.stdout.flush()
now_timestamp = time.time()
log_time_f.write('%s %s\n' % (round(now_timestamp-pre_timestamp, 4), len(x)))
log_time_f.flush()
log_file_f.write(x)
log_file_f.flush()
pre_timestamp = now_timestamp
log_file_f.flush()
if input_mode and not self.is_output(x):
data += x
input_str = ''
except socket.timeout:
pass
if sys.stdin in r:
try:
x = os.read(sys.stdin.fileno(), 4096)
except OSError:
pass
input_mode = True
input_str += x
if str(x) in ['\r', '\n', '\r\n']:
# 这个是用来处理用户的复制操作
if input_str != x:
data += input_str
if self.vim_flag:
match = self.ps1_pattern.search(self.vim_data)
if match:
self.vim_flag = False
data = self.deal_command(data)[0:200]
if len(data) > 0:
TtyLog(log=log, datetime=datetime.datetime.now(), cmd=data).save()
else:
data = self.deal_command(data)[0:200]
if len(data) > 0:
TtyLog(log=log, datetime=datetime.datetime.now(), cmd=data).save()
data = ''
input_str = ''
self.vim_data = ''
input_mode = False
if len(x) == 0:
break
self.channel.send(x)
finally:
termios.tcsetattr(sys.stdin, termios.TCSADRAIN, old_tty)
log_file_f.write('End time is %s' % datetime.datetime.now())
log_file_f.close()
log_time_f.close()
log.is_finished = True
log.end_time = datetime.datetime.now()
log.save()
def connect(self):
"""
Connect server.
连接服务器
"""
# 发起ssh连接请求 Make a ssh connection
ssh = self.get_connection()
transport = ssh.get_transport()
transport.set_keepalive(30)
transport.use_compression(True)
# 获取连接的隧道并设置窗口大小 Make a channel and set windows size
global channel
win_size = self.get_win_size()
# self.channel = channel = ssh.invoke_shell(height=win_size[0], width=win_size[1], term='xterm')
self.channel = channel = transport.open_session()
channel.get_pty(term='xterm', height=win_size[0], width=win_size[1])
channel.invoke_shell()
try:
signal.signal(signal.SIGWINCH, self.set_win_size)
except:
pass
self.posix_shell()
# Shutdown channel socket
channel.close()
ssh.close()
class Nav(object):
"""
导航提示类
"""
def __init__(self, user):
self.user = user
self.search_result = {}
self.user_perm = {}
@staticmethod
def print_nav():
"""
Print prompt
打印提示导航
"""
msg = """\n\033[1;32m### 欢迎使用Jumpserver开源跳板机系统 ### \033[0m
1) 输入 \033[32mID\033[0m 直接登录.
2) 输入 \033[32m/\033[0m + \033[32mIP, 主机名 or 备注 \033[0m搜索.
3) 输入 \033[32mP/p\033[0m 显示您有权限的主机.
4) 输入 \033[32mG/g\033[0m 显示您有权限的主机组.
5) 输入 \033[32mG/g\033[0m\033[0m + \033[32m组ID\033[0m 显示该组下主机.
6) 输入 \033[32mE/e\033[0m 批量执行命令.
7) 输入 \033[32mU/u\033[0m 批量上传文件.
8) 输入 \033[32mD/d\033[0m 批量下载文件.
9) 输入 \033[32mH/h\033[0m 帮助.
0) 输入 \033[32mQ/q\033[0m 退出.
"""
print textwrap.dedent(msg)
def search(self, str_r=''):
gid_pattern = re.compile(r'^g\d+$')
# 获取用户授权的所有主机信息
if not self.user_perm:
self.user_perm = get_group_user_perm(self.user)
user_asset_all = self.user_perm.get('asset').keys()
# 搜索结果保存
user_asset_search = []
if str_r:
# 资产组组id匹配
if gid_pattern.match(str_r):
gid = int(str_r.lstrip('g'))
# 获取资产组包含的资产
asset_group = get_object(AssetGroup, id=gid)
if asset_group:
user_asset_search = asset_group.asset_set.all()
else:
color_print('没有该资产组或没有权限')
return
else:
# 匹配 ip, hostname, 备注
for asset in user_asset_all:
if str_r in asset.ip or str_r in str(asset.hostname) or str_r in str(asset.comment):
user_asset_search.append(asset)
else:
# 如果没有输入就展现所有
user_asset_search = user_asset_all
self.search_result = dict(zip(range(len(user_asset_search)), user_asset_search))
color_print('[%-3s] %-12s %-15s %-5s %-10s %s' % ('ID', '主机名', 'IP', '端口', '系统用户', '备注'), 'title')
for index, asset in self.search_result.items():
# 获取该资产信息
asset_info = get_asset_info(asset)
# 获取该资产包含的角色
role = [str(role.name) for role in self.user_perm.get('asset').get(asset).get('role')]
print '[%-3s] %-15s %-15s %-5s %-10s %s' % (index, asset.hostname, asset.ip, asset_info.get('port'),
role, asset.comment)
print
def print_asset_group(self):
"""
打印用户授权的资产组
"""
user_asset_group_all = get_group_user_perm(self.user).get('asset_group', [])
color_print('[%-3s] %-20s %s' % ('ID', '组名', '备注'), 'title')
for asset_group in user_asset_group_all:
print '[%-3s] %-15s %s' % (asset_group.id, asset_group.name, asset_group.comment)
print
def exec_cmd(self):
"""
批量执行命令
"""
while True:
if not self.user_perm:
self.user_perm = get_group_user_perm(self.user)
roles = self.user_perm.get('role').keys()
if len(roles) > 1: # 授权角色数大于1
color_print('[%-2s] %-15s' % ('ID', '系统用户'), 'info')
role_check = dict(zip(range(len(roles)), roles))
for i, r in role_check.items():
print '[%-2s] %-15s' % (i, r.name)
print
print "请输入运行命令所关联系统用户的ID, q退出"
try:
role_id = raw_input("\033[1;32mRole>:\033[0m ").strip()
if role_id == 'q':
break
except (IndexError, ValueError):
color_print('错误输入')
else:
role = role_check[int(role_id)]
elif len(roles) == 1: # 授权角色数为1
role = roles[0]
else:
color_print('当前用户未被授予角色，无法执行任何操作，如有疑问请联系管理员。')
return
assets = list(self.user_perm.get('role', {}).get(role).get('asset')) # 获取该用户，角色授权主机
print "授权包含该系统用户的所有主机"
for asset in assets:
print ' %s' % asset.hostname
print
print "请输入主机名或ansible支持的pattern, 多个主机:分隔, q退出"
pattern = raw_input("\033[1;32mPattern>:\033[0m ").strip()
if pattern == 'q':
break
else:
res = gen_resource({'user': self.user, 'asset': assets, 'role': role}, perm=self.user_perm)
runner = MyRunner(res)
asset_name_str = ''
print "匹配主机:"
for inv in runner.inventory.get_hosts(pattern=pattern):
print ' %s' % inv.name
asset_name_str += '%s ' % inv.name
print
while True:
print "请输入执行的命令， 按q退出"
command = raw_input("\033[1;32mCmds>:\033[0m ").strip()
if command == 'q':
break
elif not command:
color_print('命令不能为空...')
continue
runner.run('shell', command, pattern=pattern)
ExecLog(host=asset_name_str, user=self.user.username, cmd=command, remote_ip=remote_ip,
result=runner.results).save()
for k, v in runner.results.items():
if k == 'ok':
for host, output in v.items():
color_print("%s => %s" % (host, 'Ok'), 'green')
print output
print
else:
for host, output in v.items():
color_print("%s => %s" % (host, k), 'red')
color_print(output, 'red')
print
print "~o~ Task finished ~o~"
print
def upload(self):
while True:
if not self.user_perm:
self.user_perm = get_group_user_perm(self.user)
try:
print "进入批量上传模式"
print "请输入主机名或ansible支持的pattern, 多个主机:分隔 q退出"
pattern = raw_input("\033[1;32mPattern>:\033[0m ").strip()
if pattern == 'q':
break
else:
assets = self.user_perm.get('asset').keys()
res = gen_resource({'user': self.user, 'asset': assets}, perm=self.user_perm)
runner = MyRunner(res)
asset_name_str = ''
print "匹配主机:"
for inv in runner.inventory.get_hosts(pattern=pattern):
print inv.name
asset_name_str += '%s ' % inv.name
if not asset_name_str:
color_print('没有匹配主机')
continue
tmp_dir = get_tmp_dir()
logger.debug('Upload tmp dir: %s' % tmp_dir)
os.chdir(tmp_dir)
bash('rz')
filename_str = ' '.join(os.listdir(tmp_dir))
if not filename_str:
color_print("上传文件为空")
continue
logger.debug('上传文件: %s' % filename_str)
runner = MyRunner(res)
runner.run('copy', module_args='src=%s dest=%s directory_mode'
% (tmp_dir, '/tmp'), pattern=pattern)
ret = runner.results
FileLog(user=self.user.name, host=asset_name_str, filename=filename_str,
remote_ip=remote_ip, type='upload', result=ret).save()
logger.debug('Upload file: %s' % ret)
if ret.get('failed'):
error = '上传目录: %s \n上传失败: [ %s ] \n上传成功 [ %s ]' % (tmp_dir,
', '.join(ret.get('failed').keys()),
', '.join(ret.get('ok').keys()))
color_print(error)
else:
msg = '上传目录: %s \n传送成功 [ %s ]' % (tmp_dir, ', '.join(ret.get('ok').keys()))
color_print(msg, 'green')
print
except IndexError:
pass
def download(self):
while True:
if not self.user_perm:
self.user_perm = get_group_user_perm(self.user)
try:
print "进入批量下载模式"
print "请输入主机名或ansible支持的pattern, 多个主机:分隔,q退出"
pattern = raw_input("\033[1;32mPattern>:\033[0m ").strip()
if pattern == 'q':
break
else:
assets = self.user_perm.get('asset').keys()
res = gen_resource({'user': self.user, 'asset': assets}, perm=self.user_perm)
runner = MyRunner(res)
asset_name_str = ''
print "匹配主机:\n"
for inv in runner.inventory.get_hosts(pattern=pattern):
asset_name_str += '%s ' % inv.name
print ' %s' % inv.name
if not asset_name_str:
color_print('没有匹配主机')
continue
print
while True:
tmp_dir = get_tmp_dir()
logger.debug('Download tmp dir: %s' % tmp_dir)
print "请输入文件路径(不支持目录)"
file_path = raw_input("\033[1;32mPath>:\033[0m ").strip()
if file_path == 'q':
break
if not file_path:
color_print("文件路径为空")
continue
runner.run('fetch', module_args='src=%s dest=%s' % (file_path, tmp_dir), pattern=pattern)
ret = runner.results
FileLog(user=self.user.name, host=asset_name_str, filename=file_path, type='download',
remote_ip=remote_ip, result=ret).save()
logger.debug('Download file result: %s' % ret)
os.chdir('/tmp')
tmp_dir_name = os.path.basename(tmp_dir)
if not os.listdir(tmp_dir):
color_print('下载全部失败')
continue
bash('tar czf %s.tar.gz %s && sz %s.tar.gz' % (tmp_dir, tmp_dir_name, tmp_dir))
if ret.get('failed'):
error = '文件名称: %s \n下载失败: [ %s ] \n下载成功 [ %s ]' % \
('%s.tar.gz' % tmp_dir_name, ', '.join(ret.get('failed').keys()), ', '.join(ret.get('ok').keys()))
color_print(error)
else:
msg = '文件名称: %s \n下载成功 [ %s ]' % ('%s.tar.gz' % tmp_dir_name, ', '.join(ret.get('ok').keys()))
color_print(msg, 'green')
print
except IndexError:
pass
def main():
"""
he he
主程序
"""
if not login_user: # 判断用户是否存在
color_print('没有该用户，或许你是以root运行的 No that user.', exits=True)
if not login_user.is_active:
color_print('您的用户已禁用，请联系管理员.', exits=True)
gid_pattern = re.compile(r'^g\d+$')
nav = Nav(login_user)
nav.print_nav()
try:
while True:
try:
option = raw_input("\033[1;32mOpt or ID>:\033[0m ").strip()
except EOFError:
nav.print_nav()
continue
except KeyboardInterrupt:
sys.exit(0)
if option in ['P', 'p', '\n', '']:
nav.search()
continue
if option.startswith('/') or gid_pattern.match(option):
nav.search(option.lstrip('/'))
elif option in ['G', 'g']:
nav.print_asset_group()
continue
elif option in ['E', 'e']:
nav.exec_cmd()
continue
elif option in ['U', 'u']:
nav.upload()
elif option in ['D', 'd']:
nav.download()
elif option in ['H', 'h']:
nav.print_nav()
elif option in ['Q', 'q', 'exit']:
sys.exit()
else:
try:
asset = nav.search_result[int(option)]
roles = nav.user_perm.get('asset').get(asset).get('role')
if len(roles) > 1:
role_check = dict(zip(range(len(roles)), roles))
print "\033[32m[ID] 系统用户\033[0m"
for index, role in role_check.items():
print "[%-2s] %s" % (index, role.name)
print
print "授权系统用户超过1个，请输入ID, q退出"
try:
role_index = raw_input("\033[1;32mID>:\033[0m ").strip()
if role_index == 'q':
continue
else:
role = role_check[int(role_index)]
except IndexError:
color_print('请输入正确ID', 'red')
continue
elif len(roles) == 1:
role = list(roles)[0]
else:
color_print('没有映射用户', 'red')
continue
ssh_tty = SshTty(login_user, asset, role)
ssh_tty.connect()
except (KeyError, ValueError):
color_print('请输入正确ID', 'red')
except ServerError, e:
color_print(e, 'red')
except IndexError, e:
color_print(e)
time.sleep(5)
if __name__ == '__main__':
main()