paramiko是基于Python实现的SSH2远程安全连接，支持认证及密钥方式。可以实现远程命令执行、文件传输、中间SSH代理等功能，相对于Pexpect，封装的层次更高，更贴近SSH协议的功能 。
需要安装一下依赖
Collecting paramiko
Downloading paramiko-2.11.0-py2.py3-none-any.whl (212 kB)
|████████████████████████████████| 212 kB 76 kB/s
Collecting bcrypt>=3.1.3
Downloading bcrypt-4.0.1-cp36-abi3-win_amd64.whl (152 kB)
|████████████████████████████████| 152 kB 19 kB/s
Collecting pynacl>=1.0.1
Downloading PyNaCl-1.5.0-cp36-abi3-win_amd64.whl (212 kB)
|████████████████████████████████| 212 kB 24 kB/s
Collecting cryptography>=2.5
Downloading cryptography-38.0.1-cp36-abi3-win_amd64.whl (2.4 MB)
|████████████████████████████████| 2.4 MB 15 kB/s
Collecting six
Downloading six-1.16.0-py2.py3-none-any.whl (11 kB)
Collecting cffi>=1.12
Downloading cffi-1.15.1-cp39-cp39-win_amd64.whl (179 kB)
|████████████████████████████████| 179 kB 18 kB/s
Collecting pycparser
Downloading pycparser-2.21-py2.py3-none-any.whl (118 kB)
|████████████████████████████████| 118 kB 19 kB/s
Installing collected packages: pycparser, cffi, six, pynacl, cryptography, bcrypt, paramiko
Successfully installed bcrypt-4.0.1 cffi-1.15.1 cryptography-38.0.1 paramiko-2.11.0 pycparser-2.21 pynacl-1.5.0 six-1.16.0
代码如下
import paramiko
import sys
ip="121.36.55.115"
port=22
username="root"
password="Jzbank@315"
#cmd="ls"
cmd1="useradd -m ly"
cmd2="echo \"ly:xiucai315\"|chpasswd "
ssh_client=paramiko.SSHClient()
ssh_client.set_missing_host_key_policy(paramiko.AutoAddPolicy)
try:
ssh_client.connect(hostname=ip,username=username,password=password)
except Exception as e:
print('服务器%s连接失败'%ip)
print(e)
sys.exit()
stdin,stdout,stderr=ssh_client.exec_command(cmd1)
stdin1,stdout1,stderr1=ssh_client.exec_command(cmd2)
#print("根目录文件列表：")
print(stdout.read().decode("utf-8"))
print(stdout1.read().decode("utf-8"))
ssh_client.close()
