1. #!/bin/bash
    2. echo "#######################################「OS系统信息」##########################################"
    3. OS_TYPE=`uname`
    4. OS_Number=`dmidecode -t system |grep 'Serial Number'|awk '{print $3}'|awk -F, '{print $1}'`
    5. OS_VERSION=`cat /etc/redhat-release`
    6. OS_IPADDR=`ifconfig ens33|grep "inet" |awk '{print $2}' | sed -n '1p'`
    7. OS_KERNER=`uname -a|awk '{print $3}'`
    8. OS_NOWTIME=`date +%F_%T`
    9. OS_RUN_TIME=`uptime |awk '{print $3,$4}'|awk -F, '{print $1}'`
    10. OS_LASTREBOOT_TIME=`who -b|awk '{print $2,$3}'`
    11. OS_HOSTNAME=`hostname`
    12. echo " 主机类型: $OS_TYPE"
    13. echo " 主机序列号: $OS_Number"
    14. echo " 系统版本: $OS_VERSION"
    15. echo " 系统IP地址: $OS_IPADDR"
    16. echo " 内核版本: $OS_KERNER"
    17. echo " 系统时间: $OS_NOWTIME"
    18. echo " 运行时间: $OS_RUN_TIME"
    19. echo " 最后重启时间: $OS_LASTREBOOT_TIME"
    20. echo " 主机名称: $OS_HOSTNAME"
    21. echo " SELinux：` /usr/sbin/sestatus | grep 'SELinux status:' | awk '{print $3}' `"
    22. echo " 语言环境：`echo $LANG`"
    23. echo
    24. echo "#######################################「OS资源信息」##########################################"
    25. echo
    26. OS_CPU_PRO=`cat /proc/cpuinfo |grep "processor" | wc -l`
    27. OS_CPU_COR=`cat /proc/cpuinfo| grep "cpu cores"| uniq |awk {'print $4'}`
    28. OS_CPU_TYPE=`grep "model name" /proc/cpuinfo | awk -F ': ' '{print $2}' | sort | uniq`
    29. echo " CPU总个数: $OS_CPU_PRO"
    30. echo " CPU总核数: $OS_CPU_COR"
    31. echo " CPU型 号： $OS_CPU_TYPE"
    32. OS_SWAP_S=`free|grep Swap|awk {'print $2'}`
    33. OS_PARTS=(`df -T|sed 1d|egrep -v "tmpfs|sr0"|awk {'print $3'}`)
    34. OS_MEM_TAL=`free -m|grep Mem|awk '{print $2}'`
    35. OS_MEM_FREE=`free -m|grep Mem|awk '{print $7}'`
    36. echo " 内存总量: ${OS_MEM_TAL}MB"
    37. echo " 内存余量: ${OS_MEM_FREE}MB"
    38. OS_DISKS=0
    39. OS_SWAP=`free|grep Swap|awk {'print $2'}`
    40. OS_PARTS=(`df -T|sed 1d|egrep -v "tmpfs|sr0"|awk {'print $3'}`)
    41. for ((i=0;i<`echo ${#OS_PARTS[*]}`;i++))
    42. do
    43. OS_DISKS=`expr $OS_DISKS + $OS_PARTS[$i]`
    44. done
    45. ((OS_DISKS=\($OS_DISKS+$OS_SWAP\)/1024/1024))
    46. echo " 磁盘总量: ${OS_DISKS}GB"
    47. OS_DISKS=0
    48. OS_SWAP=`free|grep Swap|awk {'print $4'}`
    49. OS_PARTS=(`df -T|sed 1d|egrep -v "tmpfs|sr0"|awk {'print $5'}`)
    50. for ((i=0;i<`echo ${#OS_PARTS[*]}`;i++))
    51. do
    52. OS_DISKS=`expr $OS_DISKS + $OS_PARTS[$i]`
    53. done
    54. ((freetotal=\($OS_DISKS+$OS_SWAP\)/1024/1024))
    55. echo " 磁盘余量：${freetotal}GB"
    56. echo
    57. echo "#######################################「OS网络检查」##########################################"
    58. echo
    59. echo "`ip a | grep eno | awk "NR==2" |awk '{print $NF,":",$2}`"
    60. echo "网关： `ip route | awk 'NR==1' |awk 'print $3'`"
    61. echo "DNS: `cat /etc/resolv.conf | grep "nameserver" | awk 'print $2'`"
    62. ping -c 4 www.beidu.com > /dev/null
    63. for ((i=0;i /dev/nullif [ $? -eq 0 ];then
    64.     echo "网络连接状态：正常"
    65. else
    66.     echo "网络连接状态：失败"
    67. fi
    68. echo
    69. echo "#######################################「OS安全检查」##########################################"
    70. echo
    71. echo "用户登陆信息：`last | grep "still logged in" | awk '{print $1}'| sort | uniq`"
    72. md5sum -c --quiet /etc/passwd > /dev/null 2&>1
    73. if [ $? -eq 0 ];then
    74.     echo "文件未被篡改"
    75. else
    76.     echo "文件被篡改"
    77. fi