增加运维机器人单元

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qing committed 2026-07-27 21:39:53 +08:00
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#!/usr/bin/env python3
"""ssh-exec - 通过SSH远程执行单条命令的工具(支持密码认证)"""
import argparse
import sys
import paramiko
def main():
parser = argparse.ArgumentParser(
description="ssh-exec - 通过SSH远程执行单条命令(支持密码认证)",
epilog="""
参数说明:
-H, --host SSH主机地址(默认: 127.0.0.1)
-P, --port SSH端口号(默认: 22)
-u, --user SSH用户名(必填)
-p, --password SSH密码(必填)
-c, --command 要执行的远程命令(必填)
使用示例:
%(prog)s -u qing -p 12345678 -c "ls -la"
%(prog)s -u root -H 192.168.1.100 -P 22 -p mypass -c "df -h"
%(prog)s -u qing -H 127.0.0.1 -p 12345678 -c "uname -a"
""",
formatter_class=argparse.RawDescriptionHelpFormatter,
)
parser.add_argument("-H", "--host", default="127.0.0.1", help="SSH主机地址(默认: 127.0.0.1)")
parser.add_argument("-P", "--port", type=int, default=22, help="SSH端口号(默认: 22)")
parser.add_argument("-u", "--user", required=True, help="SSH用户名(必填)")
parser.add_argument("-p", "--password", required=True, help="SSH密码(必填)")
parser.add_argument("-c", "--command", required=True, help="要执行的远程命令(必填)")
args = parser.parse_args()
client = paramiko.SSHClient()
client.set_missing_host_key_policy(paramiko.AutoAddPolicy())
try:
client.connect(
hostname=args.host,
port=args.port,
username=args.user,
password=args.password,
timeout=10,
)
stdin, stdout, stderr = client.exec_command(args.command, timeout=30)
exit_code = stdout.channel.recv_exit_status()
out_text = stdout.read().decode("utf-8", errors="replace")
err_text = stderr.read().decode("utf-8", errors="replace")
if out_text:
print(out_text, end="")
if err_text:
print(err_text, end="", file=sys.stderr)
sys.exit(exit_code)
except paramiko.AuthenticationException:
print(f"错误: SSH认证失败({args.user}@{args.host}:{args.port})", file=sys.stderr)
sys.exit(1)
except paramiko.SSHException as e:
print(f"错误: SSH连接失败 - {e}", file=sys.stderr)
sys.exit(1)
except TimeoutError:
print(f"错误: 连接超时({args.host}:{args.port})", file=sys.stderr)
sys.exit(1)
except Exception as e:
print(f"错误: {e}", file=sys.stderr)
sys.exit(1)
finally:
client.close()
if __name__ == "__main__":
main()