def connect(self,
host,
user,
password=None,
ssh_key=None,
port=22,
timeout=30,
term='ansi',
pty_width=80,
pty_height=24):
try:
ssh_client = paramiko.SSHClient()
ssh_client.set_missing_host_key_policy(paramiko.AutoAddPolicy())
if ssh_key:
key = get_key_obj(paramiko.RSAKey, pkey_obj=ssh_key, password=password) or \
get_key_obj(paramiko.DSSKey, pkey_obj=ssh_key, password=password) or \
get_key_obj(paramiko.ECDSAKey, pkey_obj=ssh_key, password=password) or \
get_key_obj(paramiko.Ed25519Key, pkey_obj=ssh_key, password=password)
ssh_client.connect(username=user,
hostname=host,
port=port,
pkey=key,
timeout=timeout)
else:
ssh_client.connect(username=user,
password=password,
hostname=host,
port=port,
timeout=timeout)
transport = ssh_client.get_transport()
self.channel = transport.open_session()
self.channel.get_pty(term=term, width=pty_width, height=pty_height)
self.channel.invoke_shell()
for i in range(2):
recv = self.channel.recv(1024).decode('utf-8')
self.message['status'] = 0
self.message['message'] = recv
message = json.dumps(self.message)
self.websocker.send(message)
self.res += recv
# 创建3个线程将服务器返回的数据发送到django websocket（1个线程都可以）
Thread(target=self.websocket_to_django).start()
Thread(target=self.websocket_to_django).start()
Thread(target=self.websocket_to_django).start()
except:
self.message['status'] = 2
self.message['message'] = 'connection faild...'
message = json.dumps(self.message)
self.websocker.send(message)
self.websocker.close(3001)
def connect(self,
host,
user,
password=None,
ssh_key=None,
port=22,
timeout=30,
term='xterm',
pty_width=80,
pty_height=24):
try:
ssh_client = paramiko.SSHClient()
ssh_client.set_missing_host_key_policy(paramiko.AutoAddPolicy())
if ssh_key:
key = get_key_obj(paramiko.RSAKey, pkey_obj=ssh_key, password=password) or \
get_key_obj(paramiko.DSSKey, pkey_obj=ssh_key, password=password) or \
get_key_obj(paramiko.ECDSAKey, pkey_obj=ssh_key, password=password) or \
get_key_obj(paramiko.Ed25519Key, pkey_obj=ssh_key, password=password)
ssh_client.connect(username=user,
hostname=host,
port=port,
pkey=key,
timeout=timeout)
else:
ssh_client.connect(username=user,
password=password,
hostname=host,
port=port,
timeout=timeout)
transport = ssh_client.get_transport()
self.channel = transport.open_session()
self.channel.get_pty(term=term, width=pty_width, height=pty_height)
self.channel.invoke_shell()
for i in range(2):
recv = self.channel.recv(1024).decode('utf-8')
self.message['status'] = 0
self.message['message'] = recv
message = json.dumps(self.message)
self.websocker.send(message)
except socket.timeout:
self.message['status'] = 1
self.message['message'] = 'ssh 连接超时'
message = json.dumps(self.message)
self.websocker.send(message)
self.close()
except:
self.close()
def connect(self,
host,
user,
password=None,
ssh_key=None,
port=22,
timeout=None,
term='ansi',
pty_width=80,
pty_height=24):
try:
# 实例化SSHClient
ssh_client = paramiko.SSHClient()
# 当远程服务器没有本地主机的密钥时自动添加到本地，这样不用在建立连接的时候输入yes或no进行确认
ssh_client.set_missing_host_key_policy(paramiko.AutoAddPolicy())
# 用key进行认证
if ssh_key:
key = get_key_obj(paramiko.RSAKey, pkey_obj=ssh_key, password=password) or \
get_key_obj(paramiko.DSSKey, pkey_obj=ssh_key, password=password) or \
get_key_obj(paramiko.ECDSAKey, pkey_obj=ssh_key, password=password) or \
get_key_obj(paramiko.Ed25519Key, pkey_obj=ssh_key, password=password)
ssh_client.connect(username=user,
hostname=host,
port=port,
pkey=key,
timeout=timeout)
else:
# 用账号密码的方式进行认证
ssh_client.connect(username=user,
password=password,
hostname=host,
port=port,
timeout=timeout)
# 打开ssh通道，建立长连接
transport = ssh_client.get_transport()
self.channel = transport.open_session()
# 获取ssh通道，并设置term和终端大小
self.channel.get_pty(term=term, width=pty_width, height=pty_height)
# 激活终端，正常登陆
self.channel.invoke_shell()
# 一开始展示Linux欢迎相关内容,后面不进入此方法
for i in range(2):
recv = self.channel.recv(1024).decode('utf-8')
self.message['status'] = 0
self.message['message'] = recv
message = json.dumps(self.message)
self.websocker.send(message)
self.res += recv
# 创建3个线程将服务器返回的数据发送到django websocket（1个线程都可以）
Thread(target=self.websocket_to_django).start()
# Thread(target=self.websocket_to_django).start()
# Thread(target=self.websocket_to_django).start()
except:
self.message['status'] = 2
self.message['message'] = 'connection faild...'
message = json.dumps(self.message)
self.websocker.send(message)
self.websocker.close(3001)