global SSH_FLAG to self.ssh_flag

pull/26/head
ibuler 9 years ago
parent c359d1e264
commit 70db8c69d2

@ -26,7 +26,6 @@ from jumpserver.settings import LOG_DIR
from jperm.ansible_api import Command from jperm.ansible_api import Command
login_user = get_object(User, username=getpass.getuser()) login_user = get_object(User, username=getpass.getuser())
VIM_FLAG = False
try: try:
import termios import termios
@ -52,23 +51,6 @@ def color_print(msg, color='red', exits=False):
sys.exit() sys.exit()
def check_vim_status(command, ssh):
global SSH_TTY
print command
if command == '':
return True
else:
command_str= 'ps -ef |grep "%s" | grep "%s"|grep -v grep |wc -l' % (command,SSH_TTY)
print command_str
stdin, stdout, stderr = ssh.exec_command(command_str)
ps_num = stdout.read()
print ps_num
if int(ps_num) == 0:
return True
else:
return False
class Tty(object): class Tty(object):
""" """
A virtual tty class A virtual tty class
@ -86,6 +68,7 @@ class Tty(object):
self.ssh = None self.ssh = None
self.connect_info = None self.connect_info = None
self.login_type = 'ssh' self.login_type = 'ssh'
self.vim_flag = False
@staticmethod @staticmethod
def is_output(strings): def is_output(strings):
@ -95,25 +78,24 @@ class Tty(object):
return True return True
return False return False
@staticmethod def deal_command(self, str_r):
def deal_command(str_r):
""" """
处理命令中特殊字符 处理命令中特殊字符
""" """
str_r = re.sub('\x07','',str_r) #删除响铃 str_r = re.sub('\x07', '', str_r) # 删除响铃
patch_char = re.compile('\x08\x1b\[C') #删除方向左右一起的按键 patch_char = re.compile('\x08\x1b\[C') # 删除方向左右一起的按键
while patch_char.search(str_r): while patch_char.search(str_r):
str_r = patch_char.sub('', str_r.rstrip()) str_r = patch_char.sub('', str_r.rstrip())
result_command = '' #最后的结果 result_command = '' # 最后的结果
backspace_num = 0 #光标移动的个数 backspace_num = 0 # 光标移动的个数
reach_backspace_flag = False #没有检测到光标键则为true reach_backspace_flag = False # 没有检测到光标键则为true
pattern_str='' pattern_str = ''
while str_r: while str_r:
tmp = re.match(r'\s*\w+\s*', str_r) tmp = re.match(r'\s*\w+\s*', str_r)
if tmp: if tmp:
if reach_backspace_flag : if reach_backspace_flag:
pattern_str +=str(tmp.group(0)) pattern_str += str(tmp.group(0))
str_r = str_r[len(str(tmp.group(0))):] str_r = str_r[len(str(tmp.group(0))):]
continue continue
else: else:
@ -124,7 +106,7 @@ class Tty(object):
tmp = re.match(r'\x1b\[K[\x08]*', str_r) tmp = re.match(r'\x1b\[K[\x08]*', str_r)
if tmp: if tmp:
if backspace_num > 0: if backspace_num > 0:
if backspace_num > len(result_command) : if backspace_num > len(result_command):
result_command += pattern_str result_command += pattern_str
result_command = result_command[0:-backspace_num] result_command = result_command[0:-backspace_num]
else: else:
@ -134,8 +116,8 @@ class Tty(object):
if del_len > 0: if del_len > 0:
result_command = result_command[0:-del_len] result_command = result_command[0:-del_len]
reach_backspace_flag = False reach_backspace_flag = False
backspace_num =0 backspace_num = 0
pattern_str='' pattern_str = ''
str_r = str_r[len(str(tmp.group(0))):] str_r = str_r[len(str(tmp.group(0))):]
continue continue
@ -153,13 +135,13 @@ class Tty(object):
else: else:
break break
if reach_backspace_flag : if reach_backspace_flag:
pattern_str +=str_r[0] pattern_str += str_r[0]
else : else:
result_command += str_r[0] result_command += str_r[0]
str_r = str_r[1:] str_r = str_r[1:]
if backspace_num > 0 : if backspace_num > 0:
result_command = result_command[0:-backspace_num] + pattern_str result_command = result_command[0:-backspace_num] + pattern_str
control_char = re.compile(r""" control_char = re.compile(r"""
@ -172,11 +154,10 @@ class Tty(object):
[\x80-\x9f] | (?:\x1b\]0.*) | \[.*@.*\][\$#] | (.*mysql>.*) #匹配 所有控制字符 [\x80-\x9f] | (?:\x1b\]0.*) | \[.*@.*\][\$#] | (.*mysql>.*) #匹配 所有控制字符
""", re.X) """, re.X)
result_command = control_char.sub('', result_command.strip()) result_command = control_char.sub('', result_command.strip())
global VIM_FLAG if not self.vim_flag:
if not VIM_FLAG:
if result_command.startswith('vi'): if result_command.startswith('vi'):
VIM_FLAG = True self.vim_flag = True
return result_command.decode('utf8',"ignore") return result_command.decode('utf8', "ignore")
else: else:
return '' return ''
@ -247,11 +228,6 @@ class Tty(object):
""" """
获取需要登陆的主机的信息和映射用户的账号密码 获取需要登陆的主机的信息和映射用户的账号密码
""" """
# 1. get ip, port
# 2. get 映射用户
# 3. get 映射用户的账号密码或者key
# self.connect_info = {'user': '', 'asset': '', 'ip': '', 'port': 0, 'role_name': '', 'role_pass': '', 'role_key': ''}
asset_info = get_asset_info(self.asset) asset_info = get_asset_info(self.asset)
self.connect_info = {'user': self.user, 'asset': self.asset, 'ip': asset_info.get('ip'), self.connect_info = {'user': self.user, 'asset': self.asset, 'ip': asset_info.get('ip'),
'port': int(asset_info.get('port')), 'role_name': self.role.name, 'port': int(asset_info.get('port')), 'role_name': self.role.name,
@ -340,8 +316,6 @@ class SshTty(Tty):
data = '' data = ''
chan_str = '' chan_str = ''
input_mode = False input_mode = False
global VIM_FLAG
try: try:
tty.setraw(sys.stdin.fileno()) tty.setraw(sys.stdin.fileno())
tty.setcbreak(sys.stdin.fileno()) tty.setcbreak(sys.stdin.fileno())
@ -358,7 +332,7 @@ class SshTty(Tty):
x = self.channel.recv(1024) x = self.channel.recv(1024)
if len(x) == 0: if len(x) == 0:
break break
if VIM_FLAG: if self.vim_flag:
chan_str += x chan_str += x
sys.stdout.write(x) sys.stdout.write(x)
sys.stdout.flush() sys.stdout.flush()
@ -380,10 +354,10 @@ class SshTty(Tty):
input_mode = True input_mode = True
if str(x) in ['\r', '\n', '\r\n']: if str(x) in ['\r', '\n', '\r\n']:
if VIM_FLAG: if self.vim_flag:
match = pattern.search(chan_str) match = pattern.search(chan_str)
if match: if match:
VIM_FLAG = False self.vim_flag = False
data = self.deal_command(data) data = self.deal_command(data)
if len(data) > 0: if len(data) > 0:
TtyLog(log=log, datetime=datetime.datetime.now(), cmd=data).save() TtyLog(log=log, datetime=datetime.datetime.now(), cmd=data).save()

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