Linux 巡检脚本

#!/bin/bash

export PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin:/root/bin
source /etc/profile

[ KaTeX parse error: Expected 'EOF', got '&' at position 17: …id -u) -gt 0 ] &̲& echo "请用root用…(awk ‘{print $(NF-1)}’ /etc/redhat-release)
VERSION=date +%F

#日志相关
PROGPATH=echo $0 | sed -e 's,[\\/][^\\/][^\\/]*$,,'
[ -f KaTeX parse error: Expected 'EOF', got '&' at position 12: PROGPATH ] &̲& PROGPATH="." …PROGPATH/log"
[ -e $LOGPATH ] || mkdir L O G P A T H R E S U L T F I L E = " LOGPATH RESULTFILE=" LOGPATHRESULTFILE="LOGPATH/HostDailyCheck-hostname-date +%Y%m%d.txt"

#定义报表的全局变量
report_DateTime=""
report_Hostname=""
report_OSRelease=""
report_Kernel=""
report_Language=""
report_LastReboot=""
report_Uptime=""
report_CPUs=""
report_CPUType=""
report_Arch=""
report_MemTotal=""
report_MemFree=""
report_MemUsedPercent=""
report_DiskTotal=""
report_DiskFree=""
report_DiskUsedPercent=""
report_InodeTotal=""
report_InodeFree=""
report_InodeUsedPercent=""
report_IP=""
report_MAC=""
report_Gateway=""
report_DNS=""
report_Listen=""
report_Selinux=""
report_Firewall=""
report_USERs=""
report_USEREmptyPassword=""
report_USERTheSameUID=""
report_PasswordExpiry=""
report_RootUser=""
report_Sudoers=""
report_SSHAuthorized=""
report_SSHDProtocolVersion=""
report_SSHDPermitRootLogin=""
report_DefunctProsess=""
report_SelfInitiatedService=""
report_SelfInitiatedProgram=""
report_RuningService=""
report_Crontab=""
report_Syslog=""
report_SNMP=""
report_NTP=""
report_JDK=""
function version(){
echo “”
echo “”
echo “系统巡检脚本：Version $VERSION”
}

function getCpuStatus(){
echo “”
echo -e “\033[33mCPU检查\033[0m”
Physical_CPUs= ( g r e p " p h y s i c a l i d " / p r o c / c p u i n f o ∣ s o r t ∣ u n i q ∣ w c − l ) V i r t C P U s = (grep "physical id" /proc/cpuinfo| sort | uniq | wc -l) Virt_CPUs= (grep"physicalid"/proc/cpuinfo∣sort∣uniq∣wc−l)VirtC​PUs=(grep “processor” /proc/cpuinfo | wc -l)
CPU_Kernels=$(grep “cores” /proc/cpuinfo|uniq| awk -F ': ’ '{print KaTeX parse error: Expected 'EOF', got '}' at position 2: 2}̲') CPU_Type…(grep “model name” /proc/cpuinfo | awk -F ': ’ '{print KaTeX parse error: Expected 'EOF', got '}' at position 2: 2}̲' | sort | uniq…(uname -m)
echo “物理CPU个数: P h y s i c a l C P U s " e c h o " 逻 辑 C P U 个 数 : Physical_CPUs" echo "逻辑CPU个数: PhysicalC​PUs"echo"逻辑CPU个数:Virt_CPUs”
echo “每CPU核心数: C P U K e r n e l s " e c h o " C P U 型 号 : CPU_Kernels" echo " CPU型号: CPUK​ernels"echo"CPU型号:CPU_Type”
echo " CPU架构:KaTeX parse error: Expected 'EOF', got '#' at position 15: CPU_Arch" #̲报表信息 report…Virt_CPUs
report_CPUType= C P U T y p e r e p o r t A r c h = CPU_Type report_Arch= CPUT​ypereportA​rch=CPU_Arch
}

function getMemStatus(){
echo “”
echo -e “\033[33m内存检查\033[0m”
if [[ KaTeX parse error: Expected 'EOF', got '#' at position 80: … -h fi #̲报表信息 MemTot…(grep MemTotal /proc/meminfo| awk '{print KaTeX parse error: Expected 'EOF', got '}' at position 2: 2}̲') #KB Mem…(grep MemFree /proc/meminfo| awk '{print KaTeX parse error: Expected 'EOF', got '}' at position 2: 2}̲') #KB l…(awk “BEGIN {if(KaTeX parse error: Can't use function '\"' in math mode at position 37: …00}else{printf \̲"̲%.2f\",MemUsed100/KaTeX parse error: Expected 'EOF', got '}' at position 9: MemTotal}̲}") report_…((MemTotal/1024))"“MB”
report_MemFree=" ( ( M e m F r e e / 1024 ) ) " " M B " r e p o r t M e m U s e d P e r c e n t = " ((MemFree/1024))""MB" report_MemUsedPercent=" ((MemFree/1024))""MB"reportM​emUsedPercent="(awk "BEGIN {if(KaTeX parse error: Can't use function '\"' in math mode at position 37: …00}else{printf \̲"̲%.2f\",MemUsed100/$MemTotal}}”)""%"
}

function getDiskStatus(){
echo “”
echo -e “\033[33m磁盘检查\033[0m”
df -hiP | sed ‘s/Mounted on/Mounted/’> /tmp/inode
df -hTP | sed ‘s/Mounted on/Mounted/’> /tmp/disk
join /tmp/disk /tmp/inode | awk '{print $1,$2,"|",$3,$4,$5,$6,"|",$8,$9,$10,$11,"|",KaTeX parse error: Expected 'EOF', got '}' at position 3: 12}̲'| column -t …(df -TP | sed ‘1d’ | awk 'KaTeX parse error: Expected 'EOF', got '#' at position 21: …mpfs"{print}') #̲KB disktota…(echo “$diskdata” | awk '{total+=KaTeX parse error: Expected 'EOF', got '}' at position 2: 3}̲END{print total…(echo “$diskdata” | awk '{total+=KaTeX parse error: Expected 'EOF', got '}' at position 2: 4}̲END{print total…((disktotal-diskused)) #KB
diskusedpercent=$(echo $disktotal $diskused | awk '{if($10){printf 100}else{printf “%.2f”,$2*100/KaTeX parse error: Expected 'EOF', got '}' at position 2: 1}̲}') inodeda…(df -iTP | sed ‘1d’ | awk ' 2 ! = " t m p f s " p r i n t ′ ) i n o d e t o t a l = 2!="tmpfs"{print}') inodetotal= 2!="tmpfs"print′)inodetotal=(echo “$inodedata” | awk '{total+=KaTeX parse error: Expected 'EOF', got '}' at position 2: 3}̲END{print total…(echo “$inodedata” | awk '{total+=KaTeX parse error: Expected 'EOF', got '}' at position 2: 4}̲END{print total…((inodetotal-inodeused))
inodeusedpercent=$(echo $inodetotal $inodeused | awk '{if($10){printf 100}else{printf “%.2f”,$2*100/KaTeX parse error: Expected 'EOF', got '}' at position 2: 1}̲}') report_…((disktotal/1024/1024))“GB”
report_DiskFree= ( ( d i s k f r e e / 1024 / 1024 ) ) " G B " r e p o r t D i s k U s e d P e r c e n t = " ((diskfree/1024/1024))"GB" report_DiskUsedPercent=" ((diskfree/1024/1024))"GB"reportD​iskUsedPercent="diskusedpercent""%"
report_InodeTotal= ( ( i n o d e t o t a l / 1000 ) ) " K " r e p o r t I n o d e F r e e = ((inodetotal/1000))"K" report_InodeFree= ((inodetotal/1000))"K"reportI​nodeFree=((inodefree/1000))“K”
report_InodeUsedPercent="$inodeusedpercent""%"

}

function getSystemStatus(){
echo “”
echo -e “\033[33m*******************************************************系统检查 ******************************************************\033[0m"
if [ -e /etc/sysconfig/i18n ];then
default_LANG="$(grep “LANG=” /etc/sysconfig/i18n | grep -v “^#” | awk -F ‘"’ '{print KaTeX parse error: Expected 'EOF', got '}' at position 2: 2}̲')" else …LANG
fi
export LANG=“en_US.UTF-8”
Release= ( c a t / e t c / r e d h a t − r e l e a s e 2 > / d e v / n u l l ) K e r n e l = (cat /etc/redhat-release 2>/dev/null) Kernel= (cat/etc/redhat−release2>/dev/null)Kernel=(uname -r)
OS= ( u n a m e − o ) H o s t n a m e = (uname -o) Hostname= (uname−o)Hostname=(uname -n)
SELinux=$(/usr/sbin/sestatus | grep "SELinux status: " | awk '{print KaTeX parse error: Expected 'EOF', got '}' at position 2: 3}̲') LastRebo…(who -b | awk '{print $3,KaTeX parse error: Expected 'EOF', got '}' at position 2: 4}̲') uptime=(uptime | sed 's/.up ([^,]), ./\1/’)
echo " 系统： O S " e c h o " 发 行 版 本 ： OS" echo " 发行版本： OS"echo"发行版本：Release”
echo " 内核： K e r n e l " e c h o " 主 机 名 ： Kernel" echo " 主机名： Kernel"echo"主机名：Hostname"
echo " SELinux： S E L i n u x " e c h o " 语 言 / 编 码 ： SELinux" echo "语言/编码： SELinux"echo"语言/编码：default_LANG"
echo " 当前时间： ( d a t e + ′ e c h o " 最 后 启 动 ： (date +'%F %T')" echo " 最后启动： (date+′echo"最后启动：LastReboot"
echo " 运行时间：KaTeX parse error: Expected 'EOF', got '#' at position 13: uptime" #̲报表信息 report…(date +"%F %T")
report_Hostname=“ H o s t n a m e " r e p o r t O S R e l e a s e = " Hostname" report_OSRelease=" Hostname"reportO​SRelease="Release”
report_Kernel=“ K e r n e l " r e p o r t L a n g u a g e = " Kernel" report_Language=" Kernel"reportL​anguage="default_LANG”
report_LastReboot=“ L a s t R e b o o t " r e p o r t U p t i m e = " LastReboot" report_Uptime=" LastReboot"reportU​ptime="uptime”
report_Selinux=“ S E L i n u x " e x p o r t L A N G = " SELinux" export LANG=" SELinux"exportLANG="default_LANG”

}

function getServiceStatus(){
echo “”
echo -e “\033[33m服务检查\033[0m”
echo “”
if [[ c e n t o s V e r s i o n > 7 ] ] ; t h e n c o n f = centosVersion > 7 ]];then conf= centosVersion>7]];thenconf=(systemctl list-unit-files --type=service --state=enabled --no-pager | grep “enabled”)
process=KaTeX parse error: Expected 'EOF', got '#' at position 92: …vice") #̲报表信息 re…(echo " c o n f " ∣ w c − l ) " r e p o r t R u n i n g S e r v i c e = " conf" | wc -l)" report_RuningService=" conf"∣wc−l)"reportR​uningService="(echo " p r o c e s s " ∣ w c − l ) " e l s e c o n f = process" | wc -l)" else conf= process"∣wc−l)"elseconf=(/sbin/chkconfig | grep -E “:on|:启用”)
process=KaTeX parse error: Expected 'EOF', got '#' at position 78: …正在运行") #̲报表信息 re…(echo " c o n f " ∣ w c − l ) " r e p o r t R u n i n g S e r v i c e = " conf" | wc -l)" report_RuningService=" conf"∣wc−l)"reportR​uningService="(echo “ p r o c e s s " ∣ w c − l ) " f i e c h o " 服 务 配 置 " e c h o " − − − − − − − − " e c h o " process" | wc -l)" fi echo "服务配置" echo "--------" echo " process"∣wc−l)"fiecho"服务配置"echo"−−−−−−−−"echo"conf” | column -t
echo “”
echo “正在运行的服务”
echo “--------------”
echo “$process”

}

function getAutoStartStatus(){
echo “”
echo -e “\033[33m自启动检查\033[0m”
conf=KaTeX parse error: Expected group after '^' at position 11: (grep -v "^̲#" /etc/rc.d/rc…/d’)
echo “KaTeX parse error: Expected 'EOF', got '#' at position 11: conf" #̲报表信息 report…(echo $conf | wc -l)”
}

function getLoginStatus(){
echo “”
echo -e “\033[33m登录检查\033[0m”
last | head
}

function getNetworkStatus(){
echo “”
echo -e “\033[33m网络检查\033[0m”
if [[ $centosVersion < 7 ]];then
/sbin/ifconfig -a | grep -v packets | grep -v collisions | grep -v inet6
else
#ip a
for i in $(ip link | grep BROADCAST | awk -F: ‘{print $2}’);do ip add show $i | grep -E “BROADCAST|global”| awk '{print KaTeX parse error: Expected 'EOF', got '}' at position 2: 2}̲' | tr '\n' ' '…(ip route | grep default | awk '{print KaTeX parse error: Expected 'EOF', got '}' at position 2: 3}̲') DNS=(grep nameserver /etc/resolv.conf| grep -v “#” | awk ‘{print KaTeX parse error: Expected 'EOF', got '}' at position 2: 2}̲' | tr '\n' ','…//’)
echo “”
echo “网关： G A T E W A Y " e c h o " D N S ： GATEWAY " echo "DNS： GATEWAY"echo"DNS：DNS”
#报表信息
IP=$(ip -f inet addr | grep -v 127.0.0.1 | grep inet | awk ‘{print $NF,KaTeX parse error: Expected 'EOF', got '}' at position 2: 2}̲' | tr '\n' ','…//’)
MAC=$(ip link | grep -v “LOOPBACK|loopback” | awk ‘{print KaTeX parse error: Expected 'EOF', got '}' at position 2: 2}̲' | sed 'N;s/\n…//’)
report_IP=" I P " r e p o r t M A C = IP" report_MAC= IP"reportM​AC=MAC
report_Gateway=“ G A T E W A Y " r e p o r t D N S = " GATEWAY" report_DNS=" GATEWAY"reportD​NS="DNS”
echo “”
ping -c 4 www.baidu.com >/dev/null 2>&1
if [ $? -eq 0 ];then
echo “网络连接：正常”
else
echo “网络连接：异常”
fi
}

function getListenStatus(){
echo “”
echo -e “\033[33m监听检查\033[0m”
TCPListen= ( s s − n t u l ∣ c o l u m n − t ) e c h o " (ss -ntul | column -t) echo " (ss−ntul∣column−t)echo"TCPListen"
#报表信息
report_Listen=“ ( e c h o " (echo " (echo"TCPListen”| sed ‘1d’ | awk ‘/tcp/ {print $5}’ | awk -F: ‘{print $NF}’ | sort | uniq | wc -l)"
}

function getCronStatus(){
echo “”
echo -e “\033[33m计划任务检查\033[0m”
Crontab=0
for shell in $(grep -v “/sbin/nologin” /etc/shells);do
for user in ( g r e p " (grep " (grep"shell" /etc/passwd| awk -F: ‘{print $1}’);do
crontab -l -u KaTeX parse error: Expected 'EOF', got '&' at position 19: …r >/dev/null 2>&̲1 s…?
if [ s t a t u s − e q 0 ] ; t h e n e c h o " status -eq 0 ];then echo " status−eq0];thenecho"user"
echo “--------”
crontab -l -u u s e r l e t C r o n t a b = C r o n t a b + user let Crontab=Crontab+ userletCrontab=Crontab+(crontab -l -u KaTeX parse error: Expected 'EOF', got '#' at position 80: …e done #̲计划任务 find /…(find /etc/cron* -type f | wc -l)
#报表信息
report_Crontab="KaTeX parse error: Expected 'EOF', got '}' at position 10: Crontab" }̲ function getHo…"
[ -z "KaTeX parse error: Expected 'EOF', got '&' at position 13: datetime" ] &̲& echo `stat /e…(date +%s -d " d a t e t i m e " ) N o w T i m e s t a m p = datetime") Now_Timestamp= datetime")NowT​imestamp=(date +%s)
Difference_Timestamp= ( ( (( ((Now_Timestamp- T i m e s t a m p ) ) d a y s = 0 ; h o u r s = 0 ; m i n u t e s = 0 ; s e c i n d a y = Timestamp)) days=0;hours=0;minutes=0; sec_in_day= Timestamp))days=0;hours=0;minutes=0;seci​nd​ay=((606024));
sec_in_hour=$((6060));
sec_in_minute=60
while (( ( ( (( ((Difference_Timestamp-$sec_in_day)) > 1 ))
do
let Difference_Timestamp=Difference_Timestamp-sec_in_day
let days++
done
while (( ( ( (( ((Difference_Timestamp- s e c i n h o u r ) ) > 1 ) ) d o l e t D i f f e r e n c e T i m e s t a m p = D i f f e r e n c e T i m e s t a m p − s e c i n h o u r l e t h o u r s + + d o n e e c h o " sec_in_hour)) > 1 )) do let Difference_Timestamp=Difference_Timestamp-sec_in_hour let hours++ done echo " seci​nh​our))>1))doletDifferenceT​imestamp=DifferenceT​imestamp−seci​nh​ourlethours++doneecho"days 天 $hours 小时前"
}

function getUserLastLogin(){
# 获取用户最近一次登录的时间，含年份
# 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
# 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
# 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。
username=$1
: u s e r n a m e : = " ‘ w h o a m i ‘ " t h i s Y e a r = {username:="`whoami`"} thisYear= username:="‘whoami‘"thisYear=(date +%Y)
oldesYear=$(last | tail -n1 | awk ‘{print $NF}’)
while(( $thisYear >= o l d e s Y e a r ) ) ; d o l o g i n B e f o r e T o d a y = oldesYear));do loginBeforeToday= oldesYear));dologinBeforeToday=(last $username | grep u s e r n a m e ∣ w c − l ) l o g i n B e f o r e N e w Y e a r s D a y O f T h i s Y e a r = username | wc -l) loginBeforeNewYearsDayOfThisYear= username∣wc−l)loginBeforeNewYearsDayOfThisYear=(last $username -t $thisYear"0101000000" | grep $username | wc -l)
if [ $loginBeforeToday -eq 0 ];then
echo “从未登录过”
break
elif [ $loginBeforeToday -gt l o g i n B e f o r e N e w Y e a r s D a y O f T h i s Y e a r ] ; t h e n l a s t D a t e T i m e = loginBeforeNewYearsDayOfThisYear ];then lastDateTime= loginBeforeNewYearsDayOfThisYear];thenlastDateTime=(last -i KaTeX parse error: Expected '}', got 'EOF' at end of input: …++)printf"%s ",i}’)" t h i s Y e a r " l a s t D a t e T i m e = thisYear" lastDateTime= thisYear"lastDateTime=(date “+%Y-%m-%d %H:%M:%S” -d “ l a s t D a t e T i m e " ) e c h o " lastDateTime") echo " lastDateTime")echo"lastDateTime”
break
else
thisYear=$((thisYear-1))
fi
done

}

function getUserStatus(){
echo “”
echo -e “\033[33m用户检查\033[0m”
#/etc/passwd 最后修改时间
pwdfile=" ( c a t / e t c / p a s s w d ) " M o d i f y = (cat /etc/passwd)" Modify= (cat/etc/passwd)"Modify=(stat /etc/passwd | grep Modify | tr ‘.’ ’ ’ | awk ‘{print $2,$3}’)

echo "/etc/passwd: $Modify ($(getHowLongAgo $Modify))"
echo ""
echo "特权用户"
echo "--------"
RootUser=""
for user in $(echo "$pwdfile" | awk -F: '{print $1}');do
    if [ $(id -u $user) -eq 0 ];then
        echo "$user"
        RootUser="$RootUser,$user"
    fi
done
echo ""
echo "用户列表"
echo "--------"
USERs=0
echo "$(
echo "用户名 UID GID HOME SHELL 最后一次登录"
for shell in $(grep -v "/sbin/nologin" /etc/shells);do
    for username in $(grep "$shell" /etc/passwd| awk -F: '{print $1}');do
        userLastLogin="$(getUserLastLogin $username)"
        echo "$pwdfile" | grep -w "$username" |grep -w "$shell"| awk -F: -v lastlogin="$(echo "$userLastLogin" | tr ' ' '_')" '{print $1,$3,$4,$6,$7,lastlogin}'
    done
    let USERs=USERs+$(echo "$pwdfile" | grep "$shell"| wc -l)
done
)" | column -t
echo ""
echo "空密码用户"
echo "----------"
USEREmptyPassword=""
for shell in $(grep -v "/sbin/nologin" /etc/shells);do
        for user in $(echo "$pwdfile" | grep "$shell" | cut -d: -f1);do
        r=$(awk -F: '$2=="!!"{print $1}' /etc/shadow | grep -w $user)
        if [ ! -z $r ];then
            echo $r
            USEREmptyPassword="$USEREmptyPassword,"$r
        fi
    done
done
echo ""
echo "相同ID的用户"
echo "------------"
USERTheSameUID=""
UIDs=$(cut -d: -f3 /etc/passwd | sort | uniq -c | awk '$1>1{print $2}')
for uid in $UIDs;do
    echo -n "$uid";
    USERTheSameUID="$uid"
    r=$(awk -F: 'ORS="";$3=='"$uid"'{print ":",$1}' /etc/passwd)
    echo "$r"
    echo ""
    USERTheSameUID="$USERTheSameUID $r,"
done
#报表信息
report_USERs="$USERs"
report_USEREmptyPassword=$(echo $USEREmptyPassword | sed 's/^,//')
report_USERTheSameUID=$(echo $USERTheSameUID | sed 's/,$//')
report_RootUser=$(echo $RootUser | sed 's/^,//')

}

function getPasswordStatus {
echo “”
echo -e “\033[33m密码检查\033[0m”
pwdfile="$(cat /etc/passwd)"
echo “”
echo “密码过期检查”
echo “------------”
result=""
for shell in $(grep -v “/sbin/nologin” /etc/shells);do
for user in ( e c h o " (echo " (echo"pwdfile" | grep " s h e l l " ∣ c u t − d : − f 1 ) ; d o g e t e x p i r y d a t e = shell" | cut -d: -f1);do get_expiry_date= shell"∣cut−d:−f1);dogete​xpiryd​ate=(/usr/bin/chage -l $user | grep ‘Password expires’ | cut -d: -f2)
if [[ $get_expiry_date = ’ never’ || $get_expiry_date = ‘never’ ]];then
printf “%-15s 永不过期\n” u s e r r e s u l t = " user result=" userresult="result, u s e r : n e v e r " e l s e p a s s w o r d e x p i r y d a t e = user:never" else password_expiry_date= user:never"elsepassworde​xpiryd​ate=(date -d “ g e t e x p i r y d a t e " " + c u r r e n t d a t e = get_expiry_date" "+%s") current_date= gete​xpiryd​ate""+currentd​ate=(date “+%s”)
diff= ( ( (( ((password_expiry_date- c u r r e n t d a t e ) ) l e t D A Y S = current_date)) let DAYS= currentd​ate))letDAYS=(($diff/(606024)))
printf “%-15s %s天后过期\n” $user D A Y S r e s u l t = " DAYS result=" DAYSresult="result, u s e r : user: user:DAYS days”
fi
done
done
report_PasswordExpiry=$(echo $result | sed ‘s/^,//’)

echo ""
echo "密码策略检查"
echo "------------"
grep -v "#" /etc/login.defs | grep -E "PASS_MAX_DAYS|PASS_MIN_DAYS|PASS_MIN_LEN|PASS_WARN_AGE"

}

function getSudoersStatus(){
echo “”
echo -e “\033[33mSudoers检查\033[0m”
conf=KaTeX parse error: Expected group after '^' at position 11: (grep -v "^̲#" /etc/sudoers…/d’)
echo “KaTeX parse error: Expected 'EOF', got '#' at position 23: … echo "" #̲报表信息 report…(echo $conf | wc -l)”
}

function getInstalledStatus(){
echo “”
echo -e “\033[33m软件检查\033[0m”
rpm -qa --last | head | column -t
}

function getProcessStatus(){
echo “”
echo -e “\033[33m进程检查\033[0m”
if [ $(ps -ef | grep defunct | grep -v grep | wc -l) -ge 1 ];then
echo “”
echo “僵尸进程”;
echo “--------”
ps -ef | head -n1
ps -ef | grep defunct | grep -v grep
fi
echo “”
echo “内存占用TOP10”
echo “-------------”
echo -e “PID %MEM RSS COMMAND
$(ps aux | awk '{print $2, $4, $6, KaTeX parse error: Expected 'EOF', got '}' at position 3: 11}̲' | sort -k3rn …(ps -ef | grep defunct | grep -v grep|wc -l)”
}

function getJDKStatus(){
echo “”
echo -e “\033[33mJDK检查\033[0m”
java -version 2>/dev/null
if [ KaTeX parse error: Expected 'EOF', got '&' at position 40: …ava -version 2>&̲1 fi ec…JAVA_HOME""
#报表信息
report_JDK="$(java -version 2>&1 | grep version | awk ‘{print $1,KaTeX parse error: Expected 'EOF', got '}' at position 2: 3}̲' | tr -d '"')"…(getState rsyslog)"
echo “”
echo “/etc/rsyslog.conf”
echo “-----------------”
cat /etc/rsyslog.conf 2>/dev/null | grep -v “^#” | grep -v "^\KaTeX parse error: Expected group after '^' at position 11: " | sed '/^̲/d’ | column -t
#报表信息
report_Syslog="$(getState rsyslog)"
}
function getFirewallStatus(){
echo “”
echo -e “\033[33m******************************************************* 防火墙检查*******************************************************\033[0m”
#防火墙状态，策略等
if [[ KaTeX parse error: Expected 'EOF', got '&' at position 76: … >/dev/null 2>&̲1 statu…?
if [ $status -eq 0 ];then
s=“active”
elif [ $status -eq 3 ];then
s=“inactive”
elif [ s t a t u s − e q 4 ] ; t h e n s = " p e r m i s s i o n d e n i e d " e l s e s = " u n k n o w n " f i e l s e s = " status -eq 4 ];then s="permission denied" else s="unknown" fi else s=" status−eq4];thens="permissiondenied"elses="unknown"fielses="(getState iptables)"
fi
echo “firewalld: KaTeX parse error: Expected 'EOF', got '#' at position 136: …>/dev/null #̲报表信息 report…s”
}

function getSNMPStatus(){
#SNMP服务状态，配置等
echo “”
echo -e “\033[33mSNMP检查\033[0m”
status=“ ( g e t S t a t e s n m p d ) " e c h o " 服 务 状 态 ： (getState snmpd)" echo "服务状态： (getStatesnmpd)"echo"服务状态：status”
echo “”
if [ -e /etc/snmp/snmpd.conf ];then
echo “/etc/snmp/snmpd.conf”
echo “--------------------”
cat /etc/snmp/snmpd.conf 2>/dev/null | grep -v “^#” | sed '/^KaTeX parse error: Expected 'EOF', got '#' at position 16: /d' fi #̲报表信息 report…(getState snmpd)"
}

function getState(){
if [[ $centosVersion < 7 ]];then
if [ -e “/etc/init.d/$1” ];then
if [ /etc/init.d/$1 status 2>/dev/null | grep -E "is running|正在运行" | wc -l -ge 1 ];then
r=“active”
else
r=“inactive”
fi
else
r=“unknown”
fi
else
#CentOS 7+
r="$(systemctl is-active KaTeX parse error: Expected 'EOF', got '&' at position 5: 1 2>&̲1)" fi …r"
}

function getSSHStatus(){
#SSHD服务状态，配置,受信任主机等
echo “”
echo -e “\033[33mSSH检查\033[0m”
#检查受信任主机
pwdfile=" ( c a t / e t c / p a s s w d ) " e c h o " 服 务 状 态 ： (cat /etc/passwd)" echo "服务状态： (cat/etc/passwd)"echo"服务状态：(getState sshd)"
Protocol_Version=$(cat /etc/ssh/sshd_config | grep Protocol | awk '{print KaTeX parse error: Expected 'EOF', got '}' at position 2: 2}̲') echo "SS…Protocol_Version"
echo “”
echo “信任主机”
echo “--------”
authorized=0
for user in ( e c h o " (echo " (echo"pwdfile" | grep /bin/bash | awk -F: '{print KaTeX parse error: Expected 'EOF', got '}' at position 2: 1}̲');do a…(echo “$pwdfile” | grep -w $user | awk -F: '{printf KaTeX parse error: Expected 'EOF', got '}' at position 25: …uthorized_keys"}̲') auth…(cat $authorize_file 2>/dev/null | awk ‘{print KaTeX parse error: Expected 'EOF', got '}' at position 2: 3}̲' | tr '\n' ','…//’)
if [ ! -z a u t h o r i z e d h o s t ] ; t h e n e c h o " authorized_host ];then echo " authorizedh​ost];thenecho"user 授权 "KaTeX parse error: Can't use function '\"' in math mode at position 16: authorized_host\̲"̲ 无密码访问" …(cat $authorize_file 2>/dev/null | awk ‘{print $3}’|wc -l)
done

echo ""
echo "是否允许ROOT远程登录"
echo "--------------------"
config=$(cat /etc/ssh/sshd_config | grep PermitRootLogin)
firstChar=${config:0:1}
if [ $firstChar == "#" ];then
    PermitRootLogin="yes"
else
    PermitRootLogin=$(echo $config | awk '{print $2}')
fi
echo "PermitRootLogin $PermitRootLogin"

echo ""
echo "/etc/ssh/sshd_config"
echo "--------------------"
cat /etc/ssh/sshd_config | grep -v "^#" | sed '/^$/d'

#报表信息
report_SSHAuthorized="$authorized"
report_SSHDProtocolVersion="$Protocol_Version"
report_SSHDPermitRootLogin="$PermitRootLogin"

}
function getNTPStatus(){
#NTP服务状态，当前时间，配置等
echo “”
echo -e “\033[33mNTP检查\033[0m”
if [ -e /etc/ntp.conf ];then
echo “服务状态：KaTeX parse error: Expected group after '^' at position 141: …ull | grep -v "^̲#" | sed '/^/d’
fi
#报表信息
report_NTP=”$(getState ntpd)"
}

function uploadHostDailyCheckReport(){
json="{
“DateTime”:“KaTeX parse error: Can't use function '\"' in math mode at position 16: report_DateTime\̲"̲, \"Hos…report_Hostname”,
“OSRelease”:“KaTeX parse error: Can't use function '\"' in math mode at position 17: …eport_OSRelease\̲"̲, \"Ker…report_Kernel”,
“Language”:“KaTeX parse error: Can't use function '\"' in math mode at position 16: report_Language\̲"̲, \"Las…report_LastReboot”,
“Uptime”:“KaTeX parse error: Can't use function '\"' in math mode at position 14: report_Uptime\̲"̲, \"CPU…report_CPUs”,
“CPUType”:“KaTeX parse error: Can't use function '\"' in math mode at position 15: report_CPUType\̲"̲, \"Arc…report_Arch”,
“MemTotal”:“KaTeX parse error: Can't use function '\"' in math mode at position 16: report_MemTotal\̲"̲, \"Mem…report_MemFree”,
“MemUsedPercent”:“KaTeX parse error: Can't use function '\"' in math mode at position 22: …_MemUsedPercent\̲"̲, \"Dis…report_DiskTotal”,
“DiskFree”:“KaTeX parse error: Can't use function '\"' in math mode at position 16: report_DiskFree\̲"̲, \"Dis…report_DiskUsedPercent”,
“InodeTotal”:“KaTeX parse error: Can't use function '\"' in math mode at position 18: …port_InodeTotal\̲"̲, \"Ino…report_InodeFree”,
“InodeUsedPercent”:“KaTeX parse error: Can't use function '\"' in math mode at position 24: …nodeUsedPercent\̲"̲, \"IP\…report_IP”,
“MAC”:“KaTeX parse error: Can't use function '\"' in math mode at position 11: report_MAC\̲"̲, \"Gat…report_Gateway”,
“DNS”:“KaTeX parse error: Can't use function '\"' in math mode at position 11: report_DNS\̲"̲, \"Lis…report_Listen”,
“Selinux”:“KaTeX parse error: Can't use function '\"' in math mode at position 15: report_Selinux\̲"̲, \"Fir…report_Firewall”,
“USERs”:“KaTeX parse error: Can't use function '\"' in math mode at position 13: report_USERs\̲"̲, \"USE…report_USEREmptyPassword”,
“USERTheSameUID”:“KaTeX parse error: Can't use function '\"' in math mode at position 22: …_USERTheSameUID\̲"̲, \"Pas…report_PasswordExpiry”,
“RootUser”:“KaTeX parse error: Can't use function '\"' in math mode at position 16: report_RootUser\̲"̲, \"Sud…report_Sudoers”,
“SSHAuthorized”:“KaTeX parse error: Can't use function '\"' in math mode at position 21: …t_SSHAuthorized\̲"̲, \"SSH…report_SSHDProtocolVersion”,
“SSHDPermitRootLogin”:“KaTeX parse error: Can't use function '\"' in math mode at position 27: …PermitRootLogin\̲"̲, \"Def…report_DefunctProsess”,
“SelfInitiatedService”:“KaTeX parse error: Can't use function '\"' in math mode at position 28: …nitiatedService\̲"̲, \"Sel…report_SelfInitiatedProgram”,
“RuningService”:“KaTeX parse error: Can't use function '\"' in math mode at position 21: …t_RuningService\̲"̲, \"Cro…report_Crontab”,
“Syslog”:“KaTeX parse error: Can't use function '\"' in math mode at position 14: report_Syslog\̲"̲, \"SNM…report_SNMP”,
“NTP”:“KaTeX parse error: Can't use function '\"' in math mode at position 11: report_NTP\̲"̲, \"JDK…report_JDK”
}"
#echo “ j s o n " c u r l − l − H " C o n t e n t − t y p e : a p p l i c a t i o n / j s o n " − X P O S T − d " json" curl -l -H "Content-type: application/json" -X POST -d " json"curl−l−H"Content−type:application/json"−XPOST−d"json” “$uploadHostDailyCheckReportApi” 2>/dev/null
}

function check(){
version
getSystemStatus
getCpuStatus
getMemStatus
getDiskStatus
getNetworkStatus
getListenStatus
getProcessStatus
getServiceStatus
getAutoStartStatus
getLoginStatus
getCronStatus
getUserStatus
getPasswordStatus
getSudoersStatus
getJDKStatus
getFirewallStatus
getSSHStatus
getSyslogStatus
getSNMPStatus
getNTPStatus
getInstalledStatus
}

#执行检查并保存检查结果
check > $RESULTFILE

echo -e “\033[44;37m 检查结果存放在：$RESULTFILE \033[0m”

#上传检查结果的文件
#curl -F “filename=@ R E S U L T F I L E " " RESULTFILE" " RESULTFILE""uploadHostDailyCheckApi” 2>/dev/null