python 实现脚本上传远程服务并执行脚本#!/usr/bin/env python #coding:utf-8import paramiko,os,commandsfrom scp import SCPClientdef sshclient_execmd(hostname, port, username, password, execmd): paramiko.util.log_to_file("paramiko.log") global s s = paramiko.SSHClient() s.set_missing_host_key_policy(paramiko.AutoAddPolicy()) s.connect(hostname=hostname, port=port, username=username, password=password) stdin, stdout, stderr = s.exec_command (execmd) stdin.write("Y") print stdout.read()def main(): global hostname,port,username, password hostname = "192.168.0.200" port = 22 username = 'root' password = '123456' execmd = "whoami" sshclient_execmd(hostname, port, username, password, execmd) upload("bash -x /data/scrips/linux_system_optimization.sh") def upload(cmd): scpclient = SCPClient(s.get_transport(),socket_timeout=15.0) remotepath='/opt/linux_system_optimization.sh' localpath='/data/scrips/linux_system_optimization.sh' scpclient.put(localpath, remotepath) os.system(cmd) s.close()if __name__=='__main__': main() [root@scrips]# cat /data/scrips/linux_system_optimization.sh #!/bin/bash#this is yum and python function yum_source_edit(){if [ -f /etc/yum.repos.d/CentOS-Base.repo ] then mv /etc/yum.repos.d/CentOS-Base.repo /etc/yum.repos.d/CentOS-Base.repo.backup wget -t 3 http://mirrors.163.com/.help/CentOS7-Base-163.repo -O /etc/yum.repos.d/CentOS-163.rep yum clean all && yum makecacheelse echo -e "\033[42;37m yum 文件不存在,替换文件失败 \033[0m"fi}function command_mode(){ /usr/bin/yum -y install lrzsz zip ntpdate unzip net-tools g++ gcc gcc-c++ epel-release lsof make cmake make cmake telnet ntp wget git tree nload namp iftop sysstat iotop bind-utils fuse fuse-libs}function kernel_optimization(){sysctl_file="/etc/sysctl.conf" touch $sysctl_fileif [ -f $sysctl_file ];thencat >> $sysctl_file < > /var/log/init.log fi}kernel_optimizationfunction file_limit(){ echo '* soft nproc 6553600' >>/etc/security/limits.conf echo '* soft nproc 6553600' >> /etc/security/limits.conf echo '* hard nproc 6553600' >> /etc/security/limits.conf echo '* soft nofile 6553600' >> /etc/security/limits.conf echo '* hard nofile 6553600' >> /etc/security/limits.conf echo '* soft memlock unlimited' >> /etc/security/limits.conf echo '* hard memlock unlimited' >> /etc/security/limits.conf}function ntp_server(){/usr/bin/echo "*/5 * * * * /usr/sbin/ntpdate ntp1.aliyun.com >/dev/null 2>&1" > /var/spool/cron/root}function kernel_upgrade_4x(){nuber=$(rpm -qa |grep git |wc -l)if [ $nuber -ge 2 ] then rpm --import https://www.elrepo.org/RPM-GPG-KEY-elrepo.org rpm -Uvh http://www.elrepo.org/elrepo-release-7.0-3.el7.elrepo.noarch.rpm yum --enablerepo=elrepo-kernel install kernel-ml -y sed -i "s#GRUB_DEFAULT.*#GRUB_DEFAULT=0#g" /etc/default/grub grub2-mkconfig -o /boot/grub2/grub.cfg grub2-mkconfig -o /etc/grub2.cfg grub2-set-default 0else yum -y install git rpm --import https://www.elrepo.org/RPM-GPG-KEY-elrepo.org rpm -Uvh http://www.elrepo.org/elrepo-release-7.0-3.el7.elrepo.noarch.rpm yum --enablerepo=elrepo-kernel install kernel-ml -y sed -i "s#GRUB_DEFAULT.*#GRUB_DEFAULT=0#g" /etc/default/grub grub2-mkconfig -o /boot/grub2/grub.cfg grub2-mkconfig -o /etc/grub2.cfg grub2-set-default 0fi }main(){echo -e "\033[32m 开始升级系统内核4x \033[0m"#kernel_upgrade_4xecho -e "\033[32m 开始安装 替换默认yum 源 \033[0m"yum_source_editecho -e "\033[32m 开始安装系统常用命令 \033[0m"command_modeecho -e "\033[32m 开始优化系统内核参数 \033[0m"kernel_optimizationecho -e "\033[32m 开始新增文件句柄数 \033[0m"file_limitecho -e "\033[32m 同步系统时间 \033[0m"ntp_server}if [[ $1 == "" ]] then main else echo -e "\033[42;37m 不需要携带参数执行,请再试一次 \033[0m"fi