Python实现ssh远程执行
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
# ssh执行远程命令脚本
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import paramiko
import sys
def pl_ssh(ip,password,username,cmd,port="22"):
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(cmd)
print('服务器%s磁盘使用率情况' %ip)
print(stdout.read().decode("utf-8"))
ssh_client.close()
if __name__ == '__main__':
servers={
"192.168.0.7":{
"username": "root",
"password": "hadoop",
"cmd": "df -h",
"port": "22"
},
"192.168.0.8":{
"username": "root",
"password": "hadoop",
"cmd": "df -h",
"port": "22"
}
}
for ip,info in servers.items():
pl_ssh(ip=ip,
username=info.get("username"),
password=info.get("password"),
cmd=info.get("cmd"),
port=info.get("port")
)
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- 效果验证
# ssh上传下载文件脚本
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import paramiko
transport = paramiko.Transport(('192.168.0.66', 22))
transport.connect(username='root', password='hadoop')
sftp = paramiko.SFTPClient.from_transport(transport) #ftp+ssh
#将当前主机F:\学习\k8s\微服务、k8s文档\jb51.net.txt文件 放到 192.168.0.66的/home/jb51.net.txt
sftp.put('F:\学习\k8s\微服务、k8s文档\jb51.net.txt', '/home/jb51.net.txt')
# 下载用get
# sftp.get('/home/jb51.net.txt', 'F:\学习\k8s\微服务、k8s文档\jb51.net.txt')
transport.close()
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- 效果验证
[root@summer ~]# cd /home/
[root@summer home]# ll
total 8
-rw-r--r-- 1 root root 4848 Dec 19 00:30 jb51.net.txt
drwx--x--x 5 summer summer 106 Dec 17 00:36 summer
[root@summer home]# pwd
/home
[root@summer home]#
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上次更新: 1/14/2021, 6:11:51 PM