1. #!/bin/bash
    2. #主机信息每日巡检
    3. #version 2018.11.25
    4. #当前脚本适用于CentOS/RedHat 6.X、7.X
    7. #环境变量PATH没设好，在cron里执行时有很多命令会找不到
    8. export PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin:/root/bin
    9. source /etc/profile
    11. [ $(id -u) -gt 0 ] && echo "请用root用户执行此脚本！" && exit 1
    12. #uploadHostDailyCheckApi="http://10.0.0.1:8080/api/uploadHostDailyCheck"
    13. #uploadHostDailyCheckReportApi="http://10.0.0.1:8080/api/uploadHostDailyCheckReport"
    14. centosVersion=$(awk '{print $(NF-1)}' /etc/redhat-release)
    15. VERSION="2016.08.09"
    17. #日志相关
    18. PROGPATH=`echo $0 | sed -e 's,[\\/][^\\/][^\\/]*$,,'`
    19. [ -f $PROGPATH ] && PROGPATH="."
    20. LOGPATH="$PROGPATH/log"
    21. [ -e $LOGPATH ] || mkdir $LOGPATH
    22. RESULTFILE="$LOGPATH/`hostname`-`date +%Y%m%d`.txt"
    25. #定义报表的全局变量
    26. report_DateTime=""    #日期 ok
    27. report_Hostname=""    #主机名 ok
    28. report_OSRelease=""    #发行版本 ok
    29. report_Kernel=""    #内核 ok
    30. report_Language=""    #语言/编码 ok
    31. report_LastReboot=""    #最近启动时间 ok
    32. report_Uptime=""    #运行时间（天） ok
    33. report_CPUs=""    #CPU数量 ok
    34. report_CPUType=""    #CPU类型 ok
    35. report_Arch=""    #CPU架构 ok
    36. report_MemTotal=""    #内存总容量(MB) ok
    37. report_MemFree=""    #内存剩余(MB) ok
    38. report_MemUsedPercent=""    #内存使用率% ok
    39. report_DiskTotal=""    #硬盘总容量(GB) ok
    40. report_DiskFree=""    #硬盘剩余(GB) ok
    41. report_DiskUsedPercent=""    #硬盘使用率% ok
    42. report_InodeTotal=""    #Inode总量 ok
    43. report_InodeFree=""    #Inode剩余 ok
    44. report_InodeUsedPercent=""    #Inode使用率 ok
    45. report_IP=""    #IP地址 ok
    46. report_MAC=""    #MAC地址 ok
    47. report_Gateway=""    #默认网关 ok
    48. report_DNS=""    #DNS ok
    49. report_Listen=""    #监听 ok
    50. report_Selinux=""    #Selinux ok
    51. report_Firewall=""    #防火墙 ok
    52. report_USERs=""    #用户 ok
    53. report_USEREmptyPassword=""   #空密码用户 ok
    54. report_USERTheSameUID=""      #相同ID的用户 ok 
    55. report_PasswordExpiry=""    #密码过期（天） ok
    56. report_RootUser=""    #root用户 ok
    57. report_Sudoers=""    #sudo授权  ok
    58. report_SSHAuthorized=""    #SSH信任主机 ok
    59. report_SSHDProtocolVersion=""    #SSH协议版本 ok
    60. report_SSHDPermitRootLogin=""    #允许root远程登录 ok
    61. report_DefunctProsess=""    #僵尸进程数量 ok
    62. report_SelfInitiatedService=""    #自启动服务数量 ok
    63. report_SelfInitiatedProgram=""    #自启动程序数量 ok
    64. report_RuningService=""           #运行中服务数  ok
    65. report_Crontab=""    #计划任务数 ok
    66. report_Syslog=""    #日志服务 ok
    67. report_SNMP=""    #SNMP  OK
    68. report_NTP=""    #NTP ok
    69. report_JDK=""    #JDK版本 ok
    70. function version(){
    71.     echo ""
    72.     echo ""
    73.     echo "系统巡检脚本：Version $VERSION"
    74. }
    76. function getCpuStatus(){
    77.     echo ""
    78.     echo ""
    79.     echo "############################ CPU检查 #############################"
    80.     Physical_CPUs=$(grep "physical id" /proc/cpuinfo| sort | uniq | wc -l)
    81.     Virt_CPUs=$(grep "processor" /proc/cpuinfo | wc -l)
    82.     CPU_Kernels=$(grep "cores" /proc/cpuinfo|uniq| awk -F ': ' '{print $2}')
    83.     CPU_Type=$(grep "model name" /proc/cpuinfo | awk -F ': ' '{print $2}' | sort | uniq)
    84.     CPU_Arch=$(uname -m)
    85.     echo "物理CPU个数:$Physical_CPUs"
    86.     echo "逻辑CPU个数:$Virt_CPUs"
    87.     echo "每CPU核心数:$CPU_Kernels"
    88.     echo "    CPU型号:$CPU_Type"
    89.     echo "    CPU架构:$CPU_Arch"
    90.     #报表信息
    91.     report_CPUs=$Virt_CPUs    #CPU数量
    92.     report_CPUType=$CPU_Type  #CPU类型
    93.     report_Arch=$CPU_Arch     #CPU架构
    94. }
    96. function getMemStatus(){
    97.     echo ""
    98.     echo ""
    99.     echo "############################ 内存检查 ############################"
    100.     if [[ $centosVersion < 7 ]];then
    101.         free -mo
    102.     else
    103.         free -h
    104.     fi
    105.     #报表信息
    106.     MemTotal=$(grep MemTotal /proc/meminfo| awk '{print $2}')  #KB
    107.     MemFree=$(grep MemFree /proc/meminfo| awk '{print $2}')    #KB
    108.     let MemUsed=MemTotal-MemFree
    109.     MemPercent=$(awk "BEGIN {if($MemTotal==0){printf 100}else{printf \"%.2f\",$MemUsed*100/$MemTotal}}")
    110.     report_MemTotal="$((MemTotal/1024))""MB"        #内存总容量(MB)
    111.     report_MemFree="$((MemFree/1024))""MB"          #内存剩余(MB)
    112.     report_MemUsedPercent="$(awk "BEGIN {if($MemTotal==0){printf 100}else{printf \"%.2f\",$MemUsed*100/$MemTotal}}")""%"   #内存使用率%
    113. }
    115. function getDiskStatus(){
    116.     echo ""
    117.     echo ""
    118.     echo "############################ 磁盘检查 ############################"
    119.     df -hiP | sed 's/Mounted on/Mounted/'> /tmp/inode
    120.     df -hTP | sed 's/Mounted on/Mounted/'> /tmp/disk 
    121.     join /tmp/disk /tmp/inode | awk '{print $1,$2,"|",$3,$4,$5,$6,"|",$8,$9,$10,$11,"|",$12}'| column -t
    122.     #报表信息
    123.     diskdata=$(df -TP | sed '1d' | awk '$2!="tmpfs"{print}') #KB
    124.     disktotal=$(echo "$diskdata" | awk '{total+=$3}END{print total}') #KB
    125.     diskused=$(echo "$diskdata" | awk '{total+=$4}END{print total}')  #KB
    126.     diskfree=$((disktotal-diskused)) #KB
    127.     diskusedpercent=$(echo $disktotal $diskused | awk '{if($1==0){printf 100}else{printf "%.2f",$2*100/$1}}') 
    128.     inodedata=$(df -iTP | sed '1d' | awk '$2!="tmpfs"{print}')
    129.     inodetotal=$(echo "$inodedata" | awk '{total+=$3}END{print total}')
    130.     inodeused=$(echo "$inodedata" | awk '{total+=$4}END{print total}')
    131.     inodefree=$((inodetotal-inodeused))
    132.     inodeusedpercent=$(echo $inodetotal $inodeused | awk '{if($1==0){printf 100}else{printf "%.2f",$2*100/$1}}')
    133.     report_DiskTotal=$((disktotal/1024/1024))"GB"   #硬盘总容量(GB)
    134.     report_DiskFree=$((diskfree/1024/1024))"GB"     #硬盘剩余(GB)
    135.     report_DiskUsedPercent="$diskusedpercent""%"    #硬盘使用率%
    136.     report_InodeTotal=$((inodetotal/1000))"K"       #Inode总量
    137.     report_InodeFree=$((inodefree/1000))"K"         #Inode剩余
    138.     report_InodeUsedPercent="$inodeusedpercent""%"  #Inode使用率%
    140. }
    142. function getSystemStatus(){
    143.     echo ""
    144.     echo ""
    145.     echo "############################ 系统检查 ############################"
    146.     if [ -e /etc/sysconfig/i18n ];then
    147.         default_LANG="$(grep "LANG=" /etc/sysconfig/i18n | grep -v "^#" | awk -F '"' '{print $2}')"
    148.     else
    149.         default_LANG=$LANG
    150.     fi
    151.     export LANG="en_US.UTF-8"
    152.     Release=$(cat /etc/redhat-release 2>/dev/null)
    153.     Kernel=$(uname -r)
    154.     OS=$(uname -o)
    155.     Hostname=$(uname -n)
    156.     SELinux=$(/usr/sbin/sestatus | grep "SELinux status: " | awk '{print $3}')
    157.     LastReboot=$(who -b | awk '{print $3,$4}')
    158.     uptime=$(uptime | sed 's/.*up \([^,]*\), .*/\1/')
    159.     echo "     系统：$OS"
    160.     echo " 发行版本：$Release"
    161.     echo "     内核：$Kernel"
    162.     echo "   主机名：$Hostname"
    163.     echo "  SELinux：$SELinux"
    164.     echo "语言/编码：$default_LANG"
    165.     echo " 当前时间：$(date +'%F %T')"
    166.     echo " 最后启动：$LastReboot"
    167.     echo " 运行时间：$uptime"
    168.     #报表信息
    169.     report_DateTime=$(date +"%F %T")  #日期
    170.     report_Hostname="$Hostname"       #主机名
    171.     report_OSRelease="$Release"       #发行版本
    172.     report_Kernel="$Kernel"           #内核
    173.     report_Language="$default_LANG"   #语言/编码
    174.     report_LastReboot="$LastReboot"   #最近启动时间
    175.     report_Uptime="$uptime"           #运行时间（天）
    176.     report_Selinux="$SELinux"
    177.     export LANG="$default_LANG"
    179. }
    181. function getServiceStatus(){
    182.     echo ""
    183.     echo ""
    184.     echo "############################ 服务检查 ############################"
    185.     echo ""
    186.     if [[ $centosVersion > 7 ]];then
    187.         conf=$(systemctl list-unit-files --type=service --state=enabled --no-pager | grep "enabled")
    188.         process=$(systemctl list-units --type=service --state=running --no-pager | grep ".service")
    189.         #报表信息
    190.         report_SelfInitiatedService="$(echo "$conf" | wc -l)"       #自启动服务数量
    191.         report_RuningService="$(echo "$process" | wc -l)"           #运行中服务数量
    192.     else
    193.         conf=$(/sbin/chkconfig | grep -E ":on|:启用")
    194.         process=$(/sbin/service --status-all 2>/dev/null | grep -E "is running|正在运行")
    195.         #报表信息
    196.         report_SelfInitiatedService="$(echo "$conf" | wc -l)"       #自启动服务数量
    197.         report_RuningService="$(echo "$process" | wc -l)"           #运行中服务数量
    198.     fi
    199.     echo "服务配置"
    200.     echo "--------"
    201.     echo "$conf"  | column -t
    202.     echo ""
    203.     echo "正在运行的服务"
    204.     echo "--------------"
    205.     echo "$process"
    207. }
    210. function getAutoStartStatus(){
    211.     echo ""
    212.     echo ""
    213.     echo "############################ 自启动检查 ##########################"
    214.     conf=$(grep -v "^#" /etc/rc.d/rc.local| sed '/^$/d')
    215.     echo "$conf"
    216.     #报表信息
    217.     report_SelfInitiatedProgram="$(echo $conf | wc -l)"    #自启动程序数量
    218. }
    220. function getLoginStatus(){
    221.     echo ""
    222.     echo ""
    223.     echo "############################ 登录检查 ############################"
    224.     last | head
    225. }
    227. function getNetworkStatus(){
    228.     echo ""
    229.     echo ""
    230.     echo "############################ 网络检查 ############################"
    231.     if [[ $centosVersion < 7 ]];then
    232.         /sbin/ifconfig -a | grep -v packets | grep -v collisions | grep -v inet6
    233.     else
    234.         #ip a
    235.         for i in $(ip link | grep BROADCAST | awk -F: '{print $2}');do ip add show $i | grep -E "BROADCAST|global"| awk '{print $2}' | tr '\n' ' ' ;echo "" ;done
    236.     fi
    237.     GATEWAY=$(ip route | grep default | awk '{print $3}')
    238.     DNS=$(grep nameserver /etc/resolv.conf| grep -v "#" | awk '{print $2}' | tr '\n' ',' | sed 's/,$//')
    239.     echo ""
    240.     echo "网关：$GATEWAY "
    241.     echo " DNS：$DNS"
    242.     #报表信息
    243.     IP=$(ip -f inet addr | grep -v 127.0.0.1 |  grep inet | awk '{print $NF,$2}' | tr '\n' ',' | sed 's/,$//')
    244.     MAC=$(ip link | grep -v "LOOPBACK\|loopback" | awk '{print $2}' | sed 'N;s/\n//' | tr '\n' ',' | sed 's/,$//')
    245.     report_IP="$IP"            #IP地址
    246.     report_MAC=$MAC            #MAC地址
    247.     report_Gateway="$GATEWAY"  #默认网关
    248.     report_DNS="$DNS"          #DNS
    249. }
    251. function getListenStatus(){
    252.     echo ""
    253.     echo ""
    254.     echo "############################ 监听检查 ############################"
    255.     TCPListen=$(ss -ntul | column -t)
    256.     echo "$TCPListen"
    257.     #报表信息
    258.     report_Listen="$(echo "$TCPListen"| sed '1d' | awk '/tcp/ {print $5}' | awk -F: '{print $NF}' | sort | uniq | wc -l)"
    259. }
    261. function getCronStatus(){
    262.     echo ""
    263.     echo ""
    264.     echo "############################ 计划任务检查 ########################"
    265.     Crontab=0
    266.     for shell in $(grep -v "/sbin/nologin" /etc/shells);do
    267.         for user in $(grep "$shell" /etc/passwd| awk -F: '{print $1}');do
    268.             crontab -l -u $user >/dev/null 2>&1
    269.             status=$?
    270.             if [ $status -eq 0 ];then
    271.                 echo "$user"
    272.                 echo "--------"
    273.                 crontab -l -u $user
    274.                 let Crontab=Crontab+$(crontab -l -u $user | wc -l)
    275.                 echo ""
    276.             fi
    277.         done
    278.     done
    279.     #计划任务
    280.     find /etc/cron* -type f | xargs -i ls -l {} | column  -t
    281.     let Crontab=Crontab+$(find /etc/cron* -type f | wc -l)
    282.     #报表信息
    283.     report_Crontab="$Crontab"    #计划任务数
    284. }
    285. function getHowLongAgo(){
    286.     # 计算一个时间戳离现在有多久了
    287.     datetime="$*"
    288.     [ -z "$datetime" ] && echo "错误的参数：getHowLongAgo() $*"
    289.     Timestamp=$(date +%s -d "$datetime")    #转化为时间戳
    290.     Now_Timestamp=$(date +%s)
    291.     Difference_Timestamp=$(($Now_Timestamp-$Timestamp))
    292.     days=0;hours=0;minutes=0;
    293.     sec_in_day=$((60*60*24));
    294.     sec_in_hour=$((60*60));
    295.     sec_in_minute=60
    296.     while (( $(($Difference_Timestamp-$sec_in_day)) > 1 ))
    297.     do
    298.         let Difference_Timestamp=Difference_Timestamp-sec_in_day
    299.         let days++
    300.     done
    301.     while (( $(($Difference_Timestamp-$sec_in_hour)) > 1 ))
    302.     do
    303.         let Difference_Timestamp=Difference_Timestamp-sec_in_hour
    304.         let hours++
    305.     done
    306.     echo "$days 天 $hours 小时前"
    307. }
    309. function getUserLastLogin(){
    310.     # 获取用户最近一次登录的时间，含年份
    311.     # 很遗憾last命令不支持显示年份，只有"last -t YYYYMMDDHHMMSS"表示某个时间之间的登录，我
    312.     # 们只能用最笨的方法了，对比今天之前和今年元旦之前（或者去年之前和前年之前……）某个用户
    313.     # 登录次数，如果登录统计次数有变化，则说明最近一次登录是今年。
    314.     username=$1
    315.     : ${username:="`whoami`"}
    316.     thisYear=$(date +%Y)
    317.     oldesYear=$(last | tail -n1 | awk '{print $NF}')
    318.     while(( $thisYear >= $oldesYear));do
    319.         loginBeforeToday=$(last $username | grep $username | wc -l)
    320.         loginBeforeNewYearsDayOfThisYear=$(last $username -t $thisYear"0101000000" | grep $username | wc -l)
    321.         if [ $loginBeforeToday -eq 0 ];then
    322.             echo "从未登录过"
    323.             break
    324.         elif [ $loginBeforeToday -gt $loginBeforeNewYearsDayOfThisYear ];then
    325.             lastDateTime=$(last -i $username | head -n1 | awk '{for(i=4;i<(NF-2);i++)printf"%s ",$i}')" $thisYear" #格式如: Sat Nov 2 20:33 2015
    326.             lastDateTime=$(date "+%Y-%m-%d %H:%M:%S" -d "$lastDateTime")
    327.             echo "$lastDateTime"
    328.             break
    329.         else
    330.             thisYear=$((thisYear-1))
    331.         fi
    332.     done
    334. }
    336. function getUserStatus(){
    337.     echo ""
    338.     echo ""
    339.     echo "############################ 用户检查 ############################"
    340.     #/etc/passwd 最后修改时间
    341.     pwdfile="$(cat /etc/passwd)"
    342.     Modify=$(stat /etc/passwd | grep Modify | tr '.' ' ' | awk '{print $2,$3}')
    344.     echo "/etc/passwd 最后修改时间：$Modify ($(getHowLongAgo $Modify))"
    345.     echo ""
    346.     echo "特权用户"
    347.     echo "--------"
    348.     RootUser=""
    349.     for user in $(echo "$pwdfile" | awk -F: '{print $1}');do
    350.         if [ $(id -u $user) -eq 0 ];then
    351.             echo "$user"
    352.             RootUser="$RootUser,$user"
    353.         fi
    354.     done
    355.     echo ""
    356.     echo "用户列表"
    357.     echo "--------"
    358.     USERs=0
    359.     echo "$(
    360.     echo "用户名 UID GID HOME SHELL 最后一次登录"
    361.     for shell in $(grep -v "/sbin/nologin" /etc/shells);do
    362.         for username in $(grep "$shell" /etc/passwd| awk -F: '{print $1}');do
    363.             userLastLogin="$(getUserLastLogin $username)"
    364.             echo "$pwdfile" | grep -w "$username" |grep -w "$shell"| awk -F: -v lastlogin="$(echo "$userLastLogin" | tr ' ' '_')" '{print $1,$3,$4,$6,$7,lastlogin}'
    365.         done
    366.         let USERs=USERs+$(echo "$pwdfile" | grep "$shell"| wc -l)
    367.     done
    368.     )" | column -t
    369.     echo ""
    370.     echo "空密码用户"
    371.     echo "----------"
    372.     USEREmptyPassword=""
    373.     for shell in $(grep -v "/sbin/nologin" /etc/shells);do
    374.             for user in $(echo "$pwdfile" | grep "$shell" | cut -d: -f1);do
    375.             r=$(awk -F: '$2=="!!"{print $1}' /etc/shadow | grep -w $user)
    376.             if [ ! -z $r ];then
    377.                 echo $r
    378.                 USEREmptyPassword="$USEREmptyPassword,"$r
    379.             fi
    380.         done    
    381.     done
    382.     echo ""
    383.     echo "相同ID的用户"
    384.     echo "------------"
    385.     USERTheSameUID=""
    386.     UIDs=$(cut -d: -f3 /etc/passwd | sort | uniq -c | awk '$1>1{print $2}')
    387.     for uid in $UIDs;do
    388.         echo -n "$uid";
    389.         USERTheSameUID="$uid"
    390.         r=$(awk -F: 'ORS="";$3=='"$uid"'{print ":",$1}' /etc/passwd)
    391.         echo "$r"
    392.         echo ""
    393.         USERTheSameUID="$USERTheSameUID $r,"
    394.     done
    395.     #报表信息
    396.     report_USERs="$USERs"    #用户
    397.     report_USEREmptyPassword=$(echo $USEREmptyPassword | sed 's/^,//') 
    398.     report_USERTheSameUID=$(echo $USERTheSameUID | sed 's/,$//') 
    399.     report_RootUser=$(echo $RootUser | sed 's/^,//')    #特权用户
    400. }
    403. function getPasswordStatus {
    404.     echo ""
    405.     echo ""
    406.     echo "############################ 密码检查 ############################"
    407.     pwdfile="$(cat /etc/passwd)"
    408.     echo ""
    409.     echo "密码过期检查"
    410.     echo "------------"
    411.     result=""
    412.     for shell in $(grep -v "/sbin/nologin" /etc/shells);do
    413.         for user in $(echo "$pwdfile" | grep "$shell" | cut -d: -f1);do
    414.             get_expiry_date=$(/usr/bin/chage -l $user | grep 'Password expires' | cut -d: -f2)
    415.             if [[ $get_expiry_date = ' never' || $get_expiry_date = 'never' ]];then
    416.                 printf "%-15s 永不过期\n" $user
    417.                 result="$result,$user:never"
    418.             else
    419.                 password_expiry_date=$(date -d "$get_expiry_date" "+%s")
    420.                 current_date=$(date "+%s")
    421.                 diff=$(($password_expiry_date-$current_date))
    422.                 let DAYS=$(($diff/(60*60*24)))
    423.                 printf "%-15s %s天后过期\n" $user $DAYS
    424.                 result="$result,$user:$DAYS days"
    425.             fi
    426.         done
    427.     done
    428.     report_PasswordExpiry=$(echo $result | sed 's/^,//')
    430.     echo ""
    431.     echo "密码策略检查"
    432.     echo "------------"
    433.     grep -v "#" /etc/login.defs | grep -E "PASS_MAX_DAYS|PASS_MIN_DAYS|PASS_MIN_LEN|PASS_WARN_AGE"
    436. }
    438. function getSudoersStatus(){
    439.     echo ""
    440.     echo ""
    441.     echo "############################ Sudoers检查 #########################"
    442.     conf=$(grep -v "^#" /etc/sudoers| grep -v "^Defaults" | sed '/^$/d')
    443.     echo "$conf"
    444.     echo ""
    445.     #报表信息
    446.     report_Sudoers="$(echo $conf | wc -l)"
    447. }
    449. function getInstalledStatus(){
    450.     echo ""
    451.     echo ""
    452.     echo "############################ 软件检查 ############################"
    453.     rpm -qa --last | head | column -t 
    454. }
    456. function getProcessStatus(){
    457.     echo ""
    458.     echo ""
    459.     echo "############################ 进程检查 ############################"
    460.     if [ $(ps -ef | grep defunct | grep -v grep | wc -l) -ge 1 ];then
    461.         echo ""
    462.         echo "僵尸进程";
    463.         echo "--------"
    464.         ps -ef | head -n1
    465.         ps -ef | grep defunct | grep -v grep
    466.     fi
    467.     echo ""
    468.     echo "内存占用TOP10"
    469.     echo "-------------"
    470.     echo -e "PID %MEM RSS COMMAND
    471.     $(ps aux | awk '{print $2, $4, $6, $11}' | sort -k3rn | head -n 10 )"| column -t 
    472.     echo ""
    473.     echo "CPU占用TOP10"
    474.     echo "------------"
    475.     top b -n1 | head -17 | tail -11
    476.     #报表信息
    477.     report_DefunctProsess="$(ps -ef | grep defunct | grep -v grep|wc -l)"
    478. }
    480. function getJDKStatus(){
    481.     echo ""
    482.     echo ""
    483.     echo "############################ JDK检查 #############################"
    484.     java -version 2>/dev/null
    485.     if [ $? -eq 0 ];then
    486.         java -version 2>&1
    487.     fi
    488.     echo "JAVA_HOME=\"$JAVA_HOME\""
    489.     #报表信息
    490.     report_JDK="$(java -version 2>&1 | grep version | awk '{print $1,$3}' | tr -d '"')"
    491. }
    492. function getSyslogStatus(){
    493.     echo ""
    494.     echo ""
    495.     echo "############################ syslog检查 ##########################"
    496.     echo "服务状态：$(getState rsyslog)"
    497.     echo ""
    498.     echo "/etc/rsyslog.conf"
    499.     echo "-----------------"
    500.     cat /etc/rsyslog.conf 2>/dev/null | grep -v "^#" | grep -v "^\\$" | sed '/^$/d'  | column -t
    501.     #报表信息
    502.     report_Syslog="$(getState rsyslog)"
    503. }
    504. function getFirewallStatus(){
    505.     echo ""
    506.     echo ""
    507.     echo "############################ 防火墙检查 ##########################"
    508.     #防火墙状态，策略等
    509.     if [[ $centosVersion < 7 ]];then
    510.         /etc/init.d/iptables status >/dev/null  2>&1
    511.         status=$?
    512.         if [ $status -eq 0 ];then
    513.                 s="active"
    514.         elif [ $status -eq 3 ];then
    515.                 s="inactive"
    516.         elif [ $status -eq 4 ];then
    517.                 s="permission denied"
    518.         else
    519.                 s="unknown"
    520.         fi
    521.     else
    522.         s="$(getState iptables)"
    523.     fi
    524.     echo "iptables: $s"
    525.     echo ""
    526.     echo "/etc/sysconfig/iptables"
    527.     echo "-----------------------"
    528.     cat /etc/sysconfig/iptables 2>/dev/null
    529.     #报表信息
    530.     report_Firewall="$s"
    531. }
    533. function getSNMPStatus(){
    534.     #SNMP服务状态，配置等
    535.     echo ""
    536.     echo ""
    537.     echo "############################ SNMP检查 ############################"
    538.     status="$(getState snmpd)"
    539.     echo "服务状态：$status"
    540.     echo ""
    541.     if [ -e /etc/snmp/snmpd.conf ];then
    542.         echo "/etc/snmp/snmpd.conf"
    543.         echo "--------------------"
    544.         cat /etc/snmp/snmpd.conf 2>/dev/null | grep -v "^#" | sed '/^$/d'
    545.     fi
    546.     #报表信息
    547.     report_SNMP="$(getState snmpd)"
    548. }
    552. function getState(){
    553.     if [[ $centosVersion < 7 ]];then
    554.         if [ -e "/etc/init.d/$1" ];then
    555.             if [ `/etc/init.d/$1 status 2>/dev/null | grep -E "is running|正在运行" | wc -l` -ge 1 ];then
    556.                 r="active"
    557.             else
    558.                 r="inactive"
    559.             fi
    560.         else
    561.             r="unknown"
    562.         fi
    563.     else
    564.         #CentOS 7+
    565.         r="$(systemctl is-active $1 2>&1)"
    566.     fi
    567.     echo "$r"
    568. }
    570. function getSSHStatus(){
    571.     #SSHD服务状态，配置,受信任主机等
    572.     echo ""
    573.     echo ""
    574.     echo "############################ SSH检查 #############################"
    575.     #检查受信任主机
    576.     pwdfile="$(cat /etc/passwd)"
    577.     echo "服务状态：$(getState sshd)"
    578.     Protocol_Version=$(cat /etc/ssh/sshd_config | grep Protocol | awk '{print $2}')
    579.     echo "SSH协议版本：$Protocol_Version"
    580.     echo ""
    581.     echo "信任主机"
    582.     echo "--------"
    583.     authorized=0
    584.     for user in $(echo "$pwdfile" | grep /bin/bash | awk -F: '{print $1}');do
    585.         authorize_file=$(echo "$pwdfile" | grep -w $user | awk -F: '{printf $6"/.ssh/authorized_keys"}')
    586.         authorized_host=$(cat $authorize_file 2>/dev/null | awk '{print $3}' | tr '\n' ',' | sed 's/,$//')
    587.         if [ ! -z $authorized_host ];then
    588.             echo "$user 授权 \"$authorized_host\" 无密码访问"
    589.         fi
    590.         let authorized=authorized+$(cat $authorize_file 2>/dev/null | awk '{print $3}'|wc -l)
    591.     done
    593.     echo ""
    594.     echo "是否允许ROOT远程登录"
    595.     echo "--------------------"
    596.     config=$(cat /etc/ssh/sshd_config | grep PermitRootLogin)
    597.     firstChar=${config:0:1}
    598.     if [ $firstChar == "#" ];then
    599.         PermitRootLogin="yes"  #默认是允许ROOT远程登录的
    600.     else
    601.         PermitRootLogin=$(echo $config | awk '{print $2}')
    602.     fi
    603.     echo "PermitRootLogin $PermitRootLogin"
    605.     echo ""
    606.     echo "/etc/ssh/sshd_config"
    607.     echo "--------------------"
    608.     cat /etc/ssh/sshd_config | grep -v "^#" | sed '/^$/d'
    610.     #报表信息
    611.     report_SSHAuthorized="$authorized"    #SSH信任主机
    612.     report_SSHDProtocolVersion="$Protocol_Version"    #SSH协议版本
    613.     report_SSHDPermitRootLogin="$PermitRootLogin"    #允许root远程登录
    614. }
    615. function getNTPStatus(){
    616.     #NTP服务状态，当前时间，配置等
    617.     echo ""
    618.     echo ""
    619.     echo "############################ NTP检查 #############################"
    620.     if [ -e /etc/ntp.conf ];then
    621.         echo "服务状态：$(getState ntpd)"
    622.         echo ""
    623.         echo "/etc/ntp.conf"
    624.         echo "-------------"
    625.         cat /etc/ntp.conf 2>/dev/null | grep -v "^#" | sed '/^$/d'
    626.     fi
    627.     #报表信息
    628.     report_NTP="$(getState ntpd)"
    629. }
    632. function uploadHostDailyCheckReport(){
    633.     json="{
    634.         \"DateTime\":\"$report_DateTime\",
    635.         \"Hostname\":\"$report_Hostname\",
    636.         \"OSRelease\":\"$report_OSRelease\",
    637.         \"Kernel\":\"$report_Kernel\",
    638.         \"Language\":\"$report_Language\",
    639.         \"LastReboot\":\"$report_LastReboot\",
    640.         \"Uptime\":\"$report_Uptime\",
    641.         \"CPUs\":\"$report_CPUs\",
    642.         \"CPUType\":\"$report_CPUType\",
    643.         \"Arch\":\"$report_Arch\",
    644.         \"MemTotal\":\"$report_MemTotal\",
    645.         \"MemFree\":\"$report_MemFree\",
    646.         \"MemUsedPercent\":\"$report_MemUsedPercent\",
    647.         \"DiskTotal\":\"$report_DiskTotal\",
    648.         \"DiskFree\":\"$report_DiskFree\",
    649.         \"DiskUsedPercent\":\"$report_DiskUsedPercent\",
    650.         \"InodeTotal\":\"$report_InodeTotal\",
    651.         \"InodeFree\":\"$report_InodeFree\",
    652.         \"InodeUsedPercent\":\"$report_InodeUsedPercent\",
    653.         \"IP\":\"$report_IP\",
    654.         \"MAC\":\"$report_MAC\",
    655.         \"Gateway\":\"$report_Gateway\",
    656.         \"DNS\":\"$report_DNS\",
    657.         \"Listen\":\"$report_Listen\",
    658.         \"Selinux\":\"$report_Selinux\",
    659.         \"Firewall\":\"$report_Firewall\",
    660.         \"USERs\":\"$report_USERs\",
    661.         \"USEREmptyPassword\":\"$report_USEREmptyPassword\",
    662.         \"USERTheSameUID\":\"$report_USERTheSameUID\",
    663.         \"PasswordExpiry\":\"$report_PasswordExpiry\",
    664.         \"RootUser\":\"$report_RootUser\",
    665.         \"Sudoers\":\"$report_Sudoers\",
    666.         \"SSHAuthorized\":\"$report_SSHAuthorized\",
    667.         \"SSHDProtocolVersion\":\"$report_SSHDProtocolVersion\",
    668.         \"SSHDPermitRootLogin\":\"$report_SSHDPermitRootLogin\",
    669.         \"DefunctProsess\":\"$report_DefunctProsess\",
    670.         \"SelfInitiatedService\":\"$report_SelfInitiatedService\",
    671.         \"SelfInitiatedProgram\":\"$report_SelfInitiatedProgram\",
    672.         \"RuningService\":\"$report_RuningService\",
    673.         \"Crontab\":\"$report_Crontab\",
    674.         \"Syslog\":\"$report_Syslog\",
    675.         \"SNMP\":\"$report_SNMP\",
    676.         \"NTP\":\"$report_NTP\",
    677.         \"JDK\":\"$report_JDK\"
    678.     }"
    679.     #echo "$json" 
    680.     curl -l -H "Content-type: application/json" -X POST -d "$json" "$uploadHostDailyCheckReportApi" 2>/dev/null
    681. }
    683. function check(){
    684.     version
    685.     getSystemStatus
    686.     getCpuStatus
    687.     getMemStatus
    688.     getDiskStatus
    689.     getNetworkStatus
    690.     getListenStatus
    691.     getProcessStatus
    692.     getServiceStatus
    693.     getAutoStartStatus
    694.     getLoginStatus
    695.     getCronStatus
    696.     getUserStatus
    697.     getPasswordStatus
    698.     getSudoersStatus
    699.     getJDKStatus
    700.     getFirewallStatus
    701.     getSSHStatus
    702.     getSyslogStatus
    703.     getSNMPStatus
    704.     getNTPStatus
    705.     getInstalledStatus
    706. }
    709. #执行检查并保存检查结果
    710. check > $RESULTFILE
    712. echo "检查结果：$RESULTFILE"
    714. #上传检查结果的文件
    715. #curl -F "filename=@$RESULTFILE" "$uploadHostDailyCheckApi" 2>/dev/null
    717. #上传检查结果的报表
    718. #uploadHostDailyCheckReport 1>/dev/null