Python implements scripts to upload remote services and execute scripts

            python  implement scripts to upload remote services and execute scripts #!/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 ()

[[email protected]]# 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  file does not exist, Replace file failed  \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  >>  $sysctl _file <<eoffs.nr_open = 6553600fs.file-max =  6553600net.ipv4.ip_forward = 1net.ipv4.conf.default.rp_filter =  1net.ipv4.conf.default.accept_source_route = 0kernel.sysrq = 0kernel.core_uses_pid =  1net.ipv4.tcp_syncookies = 1kernel.msgmnb = 655360kernel.msgmax =  655360kernel.shmmax = 68719476736kernel.shmall = 4294967296vm.max_map_count =  262144net.ipv4.tcp_keepalive_probes = 5net.ipv4.tcp_keepalive_time = 30net.ipv4.tcp_max_ orphans = 3276800net.ipv4.tcp_max_syn_backlog = 1048576net.ipv4.tcp_max_tw_buckets = 50000net.ipv4.tcp_mem = 94500000  915000000 927000000net.ipv4.tcp_orphan_retries = 3net.ipv4.tcp_reordering =  5net.ipv4.tcp_retrans_collapse = 0net.ipv4.tcp_retries2 = 5net.ipv4.tcp_rmem =  4096        87380   4194304net.ipv4.tcp_sack =  1net.ipv4.tcp_synack_retries = 1net.ipv4.tcp_syncookies = 0net.ipv4.tcp_syn_retries  = 1net.ipv4.tcp_timestamps = 0net.ipv4.tcp_tw_recycle = 0net.ipv4.tcp_tw_reuse  = 1net.ipv4.tcp_window_scaling = 1net.ipv4.tcp_wmem = 4096         16384   4194304net.ipv6.conf.all.disable_ipv6 =  1net.ipv6.conf.default.disable_ipv6 = 1eofelse    echo  "sysctl.conf  File does not exist, "&NBSP;&GT;&GT;&NBSP;/VAR/LOG/INIT.LOG&NBsp;fi}kernel_optimizationfunction file_limit () {    echo   ' *         soft    nproc 6553600 '  >>/etc/security /limits.conf    echo   ' *        soft     nproc 6553600 '  >> /etc/security/limits.conf     echo   ' *        hard    nproc  6553600 '  >> /etc/security/limits.conf    echo   ' *         soft    nofile 6553600 '  >>  /etc/security/limits.conf    echo   ' *         hard    nofile 6553600 '  >> /etc/security/limits.conf     echo   '*        soft    memlock unlimited '  > > /etc/security/limits.conf    echo   ' *         hard    memlock unlimited '  >> /etc/security/ Limits.conf}function ntp_server () {/usr/bin/echo  "*/5 * * * * /usr/sbin/ Ntpdate ntp1.aliyun.com >/dev/null 2>&1 " > /var/spool/cron/root}function  kernel_upgrade_4x () {nuber=$ (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  Start upgrading the system kernel 4x  \033[0m "#kernel_upgrade_4xecho  -e " \033[32m  start installation   Replace the default yum  source   \033[0m "yum_source_editecho -e " \033[32m  start installing the system common commands   \033[0m "Command_ modeecho -e  "\033[32m  start optimizing system kernel Parameters   \033[0m" kernel_optimizationecho -e  "\033[ 32m  start new file handle number   \033[0m "file_limitecho -e " \033[32m  synchronization system Time  \033[0m "Ntp_ server}if [[ $1 ==  ""  ]]  then      main   else      echo -e  "\033[42;37m  do not need to carry parameters, please try again  \ 033[0m "fi

Python implements scripts to upload remote services and execute scripts