history命令显示出详细时间

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文章摘自：

http://blog.csdn.net/lixiaohuiok111/article/details/34428161

• #!/bin/bash
  sudo chmod a+w /opt
  cat <<EOF>>/etc/profile
  #history
  USER_IP=\`who -u am i 2>/dev/null| awk ‘{print \$NF}‘|sed -e ‘s/[()]//g‘\`
  if [ "\$USER_IP" = "" ]
  then
  USER_IP=\`hostname\`
  fi
  if [ ! -d /opt/history ]
  then
  mkdir /opt/history
  chmod 777 /opt/history
  fi
  if [ ! -d /opt/history/\${LOGNAME} ]
  then
  mkdir /opt/history/\${LOGNAME}
  chmod 300 /opt/history/\${LOGNAME}
  fi
  export HISTSIZE=4096
  export HISTTIMEFORMAT="%F %T $USER_IP:\`whoami\` "
  export HISTFILE="/opt/history/\${LOGNAME}.history"
  chmod 600 /opt/history/*history* 2>/dev/null
  EOF
  source /etc/profile
  sudo chmod o-w /opt
  
  

history命令显示出详细时间

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原文地址：http://www.cnblogs.com/smail-bao/p/5562815.html