Linux
    Linux 系统日常巡检脚本，巡检内容包含了，磁盘，内存 cpu 进程 文件更改 用户登录等一系列的操作，直接用就行了。报告以邮件发送到邮箱 在log下生成巡检报告。

    1. #!/bin/bash
    2. # @Author: HanWei
    3. # @Date:   2020-03-16 09:56:57
    4. # @Last Modified by:   HanWei
    5. # @Last Modified time: 2020-03-16 11:06:31
    6. # @E-mail: han_wei_95@163.com
    7. #!/bin/bash
    8. #主机信息每日巡检
    10. IPADDR=$(ifconfig eth0|grep 'inet addr'|awk -F '[ :]' '{print $13}')
    11. #环境变量PATH没设好，在cron里执行时有很多命令会找不到
    12. export PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin:/root/bin
    13. source /etc/profile
    15. [ $(id -u) -gt 0 ] && echo "请用root用户执行此脚本！" && exit 1
    16. centosVersion=$(awk '{print $(NF-1)}' /etc/redhat-release)
    17. VERSION="2020-03-16"
    19. #日志相关
    20. PROGPATH=`echo $0 | sed -e 's,[\\/][^\\/][^\\/]*$,,'`
    21. [ -f $PROGPATH ] && PROGPATH="."
    22. LOGPATH="$PROGPATH/log"
    23. [ -e $LOGPATH ] || mkdir $LOGPATH
    24. RESULTFILE="$LOGPATH/HostDailyCheck-$IPADDR-`date +%Y%m%d`.txt"
    27. #定义报表的全局变量
    28. report_DateTime="" #日期 ok
    29. report_Hostname="" #主机名 ok
    30. report_OSRelease="" #发行版本 ok
    31. report_Kernel="" #内核 ok
    32. report_Language="" #语言/编码 ok
    33. report_LastReboot="" #最近启动时间 ok
    34. report_Uptime="" #运行时间（天） ok
    35. report_CPUs="" #CPU数量 ok
    36. report_CPUType="" #CPU类型 ok
    37. report_Arch="" #CPU架构 ok
    38. report_MemTotal="" #内存总容量(MB) ok
    39. report_MemFree="" #内存剩余(MB) ok
    40. report_MemUsedPercent="" #内存使用率% ok
    41. report_DiskTotal="" #硬盘总容量(GB) ok
    42. report_DiskFree="" #硬盘剩余(GB) ok
    43. report_DiskUsedPercent="" #硬盘使用率% ok
    44. report_InodeTotal="" #Inode总量 ok
    45. report_InodeFree="" #Inode剩余 ok
    46. report_InodeUsedPercent="" #Inode使用率 ok
    47. report_IP="" #IP地址 ok
    48. report_MAC="" #MAC地址 ok
    49. report_Gateway="" #默认网关 ok
    50. report_DNS="" #DNS ok
    51. report_Listen="" #监听 ok
    52. report_Selinux="" #Selinux ok
    53. report_Firewall="" #防火墙 ok
    54. report_USERs="" #用户 ok
    55. report_USEREmptyPassword="" #空密码用户 ok
    56. report_USERTheSameUID="" #相同ID的用户 ok 
    57. report_PasswordExpiry="" #密码过期（天） ok
    58. report_RootUser="" #root用户 ok
    59. report_Sudoers="" #sudo授权 ok
    60. report_SSHAuthorized="" #SSH信任主机 ok
    61. report_SSHDProtocolVersion="" #SSH协议版本 ok
    62. report_SSHDPermitRootLogin="" #允许root远程登录 ok
    63. report_DefunctProsess="" #僵尸进程数量 ok
    64. report_SelfInitiatedService="" #自启动服务数量 ok
    65. report_SelfInitiatedProgram="" #自启动程序数量 ok
    66. report_RuningService="" #运行中服务数 ok
    67. report_Crontab="" #计划任务数 ok
    68. report_Syslog="" #日志服务 ok
    69. report_SNMP="" #SNMP OK
    70. report_NTP="" #NTP ok
    71. report_JDK="" #JDK版本 ok
    72. function version(){
    73. echo ""
    74. echo ""
    75. echo "系统巡检脚本：Version $VERSION"
    76. }
    78. function getCpuStatus(){
    79. echo ""
    80. echo ""
    81. echo "############################ CPU检查 #############################"
    82. Physical_CPUs=$(grep "physical id" /proc/cpuinfo| sort | uniq | wc -l)
    83. Virt_CPUs=$(grep "processor" /proc/cpuinfo | wc -l)
    84. CPU_Kernels=$(grep "cores" /proc/cpuinfo|uniq| awk -F ': ' '{print $2}')
    85. CPU_Type=$(grep "model name" /proc/cpuinfo | awk -F ': ' '{print $2}' | sort | uniq)
    86. CPU_Arch=$(uname -m)
    87. echo "物理CPU个数:$Physical_CPUs"
    88. echo "逻辑CPU个数:$Virt_CPUs"
    89. echo "每CPU核心数:$CPU_Kernels"
    90. echo " CPU型号:$CPU_Type"
    91. echo " CPU架构:$CPU_Arch"
    92. #报表信息
    93. report_CPUs=$Virt_CPUs #CPU数量
    94. report_CPUType=$CPU_Type #CPU类型
    95. report_Arch=$CPU_Arch #CPU架构
    96. }
    98. function getMemStatus(){
    99. echo ""
    100. echo ""
    101. echo "############################ 内存检查 ############################"
    102. if [[ $centosVersion < 7 ]];then
    103. free -mo
    104. else
    105. free -h
    106. fi
    107. #报表信息
    108. MemTotal=$(grep MemTotal /proc/meminfo| awk '{print $2}') #KB
    109. MemFree=$(grep MemFree /proc/meminfo| awk '{print $2}') #KB
    110. let MemUsed=MemTotal-MemFree
    111. MemPercent=$(awk "BEGIN {if($MemTotal==0){printf 100}else{printf \"%.2f\",$MemUsed*100/$MemTotal}}")
    112. report_MemTotal="$((MemTotal/1024))""MB" #内存总容量(MB)
    113. report_MemFree="$((MemFree/1024))""MB" #内存剩余(MB)
    114. report_MemUsedPercent="$(awk "BEGIN {if($MemTotal==0){printf 100}else{printf \"%.2f\",$MemUsed*100/$MemTotal}}")""%" #内存使用率%
    115. }
    116. function getDiskStatus(){
    117. echo ""
    118. echo ""
    119. echo "############################ 磁盘检查 ############################"
    120. df -hiP | sed 's/Mounted on/Mounted/'> /tmp/inode
    121. df -hTP | sed 's/Mounted on/Mounted/'> /tmp/disk 
    122. join /tmp/disk /tmp/inode | awk '{print $1,$2,"|",$3,$4,$5,$6,"|",$8,$9,$10,$11,"|",$12}'| column -t
    123. #报表信息
    124. diskdata=$(df -TP | sed '1d' | awk '$2!="tmpfs"{print}') #KB
    125. disktotal=$(echo "$diskdata" | awk '{total+=$3}END{print total}') #KB
    126. diskused=$(echo "$diskdata" | awk '{total+=$4}END{print total}') #KB
    127. diskfree=$((disktotal-diskused)) #KB
    128. diskusedpercent=$(echo $disktotal $diskused | awk '{if($1==0){printf 100}else{printf "%.2f",$2*100/$1}}') 
    129. inodedata=$(df -iTP | sed '1d' | awk '$2!="tmpfs"{print}')
    130. inodetotal=$(echo "$inodedata" | awk '{total+=$3}END{print total}')
    131. inodeused=$(echo "$inodedata" | awk '{total+=$4}END{print total}')
    132. inodefree=$((inodetotal-inodeused))
    133. inodeusedpercent=$(echo $inodetotal $inodeused | awk '{if($1==0){printf 100}else{printf "%.2f",$2*100/$1}}')
    134. report_DiskTotal=$((disktotal/1024/1024))"GB" #硬盘总容量(GB)
    135. report_DiskFree=$((diskfree/1024/1024))"GB" #硬盘剩余(GB)
    136. report_DiskUsedPercent="$diskusedpercent""%" #硬盘使用率%
    137. report_InodeTotal=$((inodetotal/1000))"K" #Inode总量
    138. report_InodeFree=$((inodefree/1000))"K" #Inode剩余
    139. report_InodeUsedPercent="$inodeusedpercent""%" #Inode使用率%
    141. }
    143. function getSystemStatus(){
    144. echo ""
    145. echo ""
    146. echo "############################ 系统检查 ############################"
    147. if [ -e /etc/sysconfig/i18n ];then
    148. default_LANG="$(grep "LANG=" /etc/sysconfig/i18n | grep -v "^#" | awk -F '"' '{print $2}')"
    149. else
    150. default_LANG=$LANG
    151. fi
    152. export LANG="en_US.UTF-8"
    153. Release=$(cat /etc/redhat-release 2>/dev/null)
    154. Kernel=$(uname -r)
    155. OS=$(uname -o)
    156. Hostname=$(uname -n)
    157. SELinux=$(/usr/sbin/sestatus | grep "SELinux status: " | awk '{print $3}')
    158. LastReboot=$(who -b | awk '{print $3,$4}')
    159. uptime=$(uptime | sed 's/.*up \([^,]*\), .*/\1/')
    160. echo " 系统：$OS"
    161. echo " 发行版本：$Release"
    162. echo " 内核：$Kernel"
    163. echo " 主机名：$Hostname"
    164. echo " SELinux：$SELinux"
    165. echo "语言/编码：$default_LANG"
    166. echo " 当前时间：$(date +'%F %T')"
    167. echo " 最后启动：$LastReboot"
    168. echo " 运行时间：$uptime"
    169. #报表信息
    170. report_DateTime=$(date +"%F %T") #日期
    171. report_Hostname="$Hostname" #主机名
    172. report_OSRelease="$Release" #发行版本
    173. report_Kernel="$Kernel" #内核
    174. report_Language="$default_LANG" #语言/编码
    175. report_LastReboot="$LastReboot" #最近启动时间
    176. report_Uptime="$uptime" #运行时间（天）
    177. report_Selinux="$SELinux"
    178. export LANG="$default_LANG"
    180. }
    182. function getServiceStatus(){
    183. echo ""
    184. echo ""
    185. echo "############################ 服务检查 ############################"
    186. echo ""
    187. if [[ $centosVersion > 7 ]];then
    188. conf=$(systemctl list-unit-files --type=service --state=enabled --no-pager | grep "enabled")
    189. process=$(systemctl list-units --type=service --state=running --no-pager | grep ".service")
    190. #报表信息
    191. report_SelfInitiatedService="$(echo "$conf" | wc -l)" #自启动服务数量
    192. report_RuningService="$(echo "$process" | wc -l)" #运行中服务数量
    193. else
    194. conf=$(/sbin/chkconfig | grep -E ":on|:启用")
    195. process=$(/sbin/service --status-all 2>/dev/null | grep -E "is running|正在运行")
    196. #报表信息
    197. report_SelfInitiatedService="$(echo "$conf" | wc -l)" #自启动服务数量
    198. report_RuningService="$(echo "$process" | wc -l)" #运行中服务数量
    199. fi
    200. echo "服务配置"
    201. echo "--------"
    202. echo "$conf" | column -t
    203. echo ""
    204. echo "正在运行的服务"
    205. echo "--------------"
    206. echo "$process"
    208. }
    211. function getAutoStartStatus(){
    212. echo ""
    213. echo ""
    214. echo "############################ 自启动检查 ##########################"
    215. conf=$(grep -v "^#" /etc/rc.d/rc.local| sed '/^$/d')
    216. echo "$conf"
    217. #报表信息
    218. report_SelfInitiatedProgram="$(echo $conf | wc -l)" #自启动程序数量
    219. }
    221. function getLoginStatus(){
    222. echo ""
    223. echo ""
    224. echo "############################ 登录检查 ############################"
    225. last | head
    226. }
    228. function getNetworkStatus(){
    229. echo ""
    230. echo ""
    231. echo "############################ 网络检查 ############################"
    232. if [[ $centosVersion < 7 ]];then
    233. /sbin/ifconfig -a | grep -v packets | grep -v collisions | grep -v inet6
    234. else
    235. #ip a
    236. for i in $(ip link | grep BROADCAST | awk -F: '{print $2}');do ip add show $i | grep -E "BROADCAST|global"| awk '{print $2}' | tr '\n' ' ' ;echo "" ;done
    237. fi
    238. GATEWAY=$(ip route | grep default | awk '{print $3}')
    239. DNS=$(grep nameserver /etc/resolv.conf| grep -v "#" | awk '{print $2}' | tr '\n' ',' | sed 's/,$//')
    240. echo ""
    241. echo "网关：$GATEWAY "
    242. echo " DNS：$DNS"
    243. #报表信息
    244. IP=$(ip -f inet addr | grep -v 127.0.0.1 | grep inet | awk '{print $NF,$2}' | tr '\n' ',' | sed 's/,$//')
    245. MAC=$(ip link | grep -v "LOOPBACK\|loopback" | awk '{print $2}' | sed 'N;s/\n//' | tr '\n' ',' | sed 's/,$//')
    246. report_IP="$IP" #IP地址
    247. report_MAC=$MAC #MAC地址
    248. report_Gateway="$GATEWAY" #默认网关
    249. report_DNS="$DNS" #DNS
    250. }
    252. function getListenStatus(){
    253. echo ""
    254. echo ""
    255. echo "############################ 监听检查 ############################"
    256. TCPListen=$(ss -ntul | column -t)
    257. echo "$TCPListen"
    258. #报表信息
    259. report_Listen="$(echo "$TCPListen"| sed '1d' | awk '/tcp/ {print $5}' | awk -F: '{print $NF}' | sort | uniq | wc -l)"
    260. }
    262. function getCronStatus(){
    263. echo ""
    264. echo ""
    265. echo "############################ 计划任务检查 ########################"
    266. Crontab=0
    267. for shell in $(grep -v "/sbin/nologin" /etc/shells);do
    268. for user in $(grep "$shell" /etc/passwd| awk -F: '{print $1}');do
    269. crontab -l -u $user >/dev/null 2>&1
    270. status=$?
    271. if [ $status -eq 0 ];then
    272. echo "$user"
    273. echo "--------"
    274. crontab -l -u $user
    275. let Crontab=Crontab+$(crontab -l -u $user | wc -l)
    276. echo ""
    277. fi
    278. done
    279. done
    280. #计划任务
    281. find /etc/cron* -type f | xargs -i ls -l {} | column -t
    282. let Crontab=Crontab+$(find /etc/cron* -type f | wc -l)
    283. #报表信息
    284. report_Crontab="$Crontab" #计划任务数
    285. }
    286. function getHowLongAgo(){
    287. # 计算一个时间戳离现在有多久了
    288. datetime="$*"
    289. [ -z "$datetime" ] && echo "错误的参数：getHowLongAgo() $*"
    290. Timestamp=$(date +%s -d "$datetime") #转化为时间戳
    291. Now_Timestamp=$(date +%s)
    292. Difference_Timestamp=$(($Now_Timestamp-$Timestamp))
    293. days=0;hours=0;minutes=0;
    294. sec_in_day=$((60*60*24));
    295. sec_in_hour=$((60*60));
    296. sec_in_minute=60
    297. while (( $(($Difference_Timestamp-$sec_in_day)) > 1 ))
    298. do
    299. let Difference_Timestamp=Difference_Timestamp-sec_in_day
    300. let days++
    301. done
    302. while (( $(($Difference_Timestamp-$sec_in_hour)) > 1 ))
    303. do
    304. let Difference_Timestamp=Difference_Timestamp-sec_in_hour
    305. let hours++
    306. done
    307. echo "$days 天 $hours 小时前"
    308. }
    310. function getUserLastLogin(){
    311. # 获取用户最近一次登录的时间，含年份
    312. # 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
    313. # 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
    314. # 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。
    315. username=$1
    316. : ${username:="`whoami`"}
    317. thisYear=$(date +%Y)
    318. oldesYear=$(last | tail -n1 | awk '{print $NF}')
    319. while(( $thisYear >= $oldesYear));do
    320. loginBeforeToday=$(last $username | grep $username | wc -l)
    321. loginBeforeNewYearsDayOfThisYear=$(last $username -t $thisYear"0101000000" | grep $username | wc -l)
    322. if [ $loginBeforeToday -eq 0 ];then
    323. echo "从未登录过"
    324. break
    325. elif [ $loginBeforeToday -gt $loginBeforeNewYearsDayOfThisYear ];then
    326. lastDateTime=$(last -i $username | head -n1 | awk '{for(i=4;i<(NF-2);i++)printf"%s ",$i}')" $thisYear" #格式如: Sat Nov 2 20:33 2015
    327. lastDateTime=$(date "+%Y-%m-%d %H:%M:%S" -d "$lastDateTime")
    328. echo "$lastDateTime"
    329. break
    330. else
    331. thisYear=$((thisYear-1))
    332. fi
    333. done
    335. }
    337. function getUserStatus(){
    338. echo ""
    339. echo ""
    340. echo "############################ 用户检查 ############################"
    341. #/etc/passwd 最后修改时间
    342. pwdfile="$(cat /etc/passwd)"
    343. Modify=$(stat /etc/passwd | grep Modify | tr '.' ' ' | awk '{print $2,$3}')
    345. echo "/etc/passwd 最后修改时间：$Modify ($(getHowLongAgo $Modify))"
    346. echo ""
    347. echo "特权用户"
    348. echo "--------"
    349. RootUser=""
    350. for user in $(echo "$pwdfile" | awk -F: '{print $1}');do
    351. if [ $(id -u $user) -eq 0 ];then
    352. echo "$user"
    353. RootUser="$RootUser,$user"
    354. fi
    355. done
    356. echo ""
    357. echo "用户列表"
    358. echo "--------"
    359. USERs=0
    360. echo "$(
    361. echo "用户名 UID GID HOME SHELL 最后一次登录"
    362. for shell in $(grep -v "/sbin/nologin" /etc/shells);do
    363. for username in $(grep "$shell" /etc/passwd| awk -F: '{print $1}');do
    364. userLastLogin="$(getUserLastLogin $username)"
    365. echo "$pwdfile" | grep -w "$username" |grep -w "$shell"| awk -F: -v lastlogin="$(echo "$userLastLogin" | tr ' ' '_')" '{print $1,$3,$4,$6,$7,lastlogin}'
    366. done
    367. let USERs=USERs+$(echo "$pwdfile" | grep "$shell"| wc -l)
    368. done
    369. )" | column -t
    370. echo ""
    371. echo "空密码用户"
    372. echo "----------"
    373. USEREmptyPassword=""
    374. for shell in $(grep -v "/sbin/nologin" /etc/shells);do
    375. for user in $(echo "$pwdfile" | grep "$shell" | cut -d: -f1);do
    376. r=$(awk -F: '$2=="!!"{print $1}' /etc/shadow | grep -w $user)
    377. if [ ! -z $r ];then
    378. echo $r
    379. USEREmptyPassword="$USEREmptyPassword,"$r
    380. fi
    381. done 
    382. done
    383. echo ""
    384. echo "相同ID的用户"
    385. echo "------------"
    386. USERTheSameUID=""
    387. UIDs=$(cut -d: -f3 /etc/passwd | sort | uniq -c | awk '$1>1{print $2}')
    388. for uid in $UIDs;do
    389. echo -n "$uid";
    390. USERTheSameUID="$uid"
    391. r=$(awk -F: 'ORS="";$3=='"$uid"'{print ":",$1}' /etc/passwd)
    392. echo "$r"
    393. echo ""
    394. USERTheSameUID="$USERTheSameUID $r,"
    395. done
    396. #报表信息
    397. report_USERs="$USERs" #用户
    398. report_USEREmptyPassword=$(echo $USEREmptyPassword | sed 's/^,//') 
    399. report_USERTheSameUID=$(echo $USERTheSameUID | sed 's/,$//') 
    400. report_RootUser=$(echo $RootUser | sed 's/^,//') #特权用户
    401. }
    404. function getPasswordStatus {
    405. echo ""
    406. echo ""
    407. echo "############################ 密码检查 ############################"
    408. pwdfile="$(cat /etc/passwd)"
    409. echo ""
    410. echo "密码过期检查"
    411. echo "------------"
    412. result=""
    413. for shell in $(grep -v "/sbin/nologin" /etc/shells);do
    414. for user in $(echo "$pwdfile" | grep "$shell" | cut -d: -f1);do
    415. get_expiry_date=$(/usr/bin/chage -l $user | grep 'Password expires' | cut -d: -f2)
    416. if [[ $get_expiry_date = ' never' || $get_expiry_date = 'never' ]];then
    417. printf "%-15s 永不过期\n" $user
    418. result="$result,$user:never"
    419. else
    420. password_expiry_date=$(date -d "$get_expiry_date" "+%s")
    421. current_date=$(date "+%s")
    422. diff=$(($password_expiry_date-$current_date))
    423. let DAYS=$(($diff/(60*60*24)))
    424. printf "%-15s %s天后过期\n" $user $DAYS
    425. result="$result,$user:$DAYS days"
    426. fi
    427. done
    428. done
    429. report_PasswordExpiry=$(echo $result | sed 's/^,//')
    431. echo ""
    432. echo "密码策略检查"
    433. echo "------------"
    434. grep -v "#" /etc/login.defs | grep -E "PASS_MAX_DAYS|PASS_MIN_DAYS|PASS_MIN_LEN|PASS_WARN_AGE"
    437. }
    439. function getSudoersStatus(){
    440. echo ""
    441. echo ""
    442. echo "############################ Sudoers检查 #########################"
    443. conf=$(grep -v "^#" /etc/sudoers| grep -v "^Defaults" | sed '/^$/d')
    444. echo "$conf"
    445. echo ""
    446. #报表信息
    447. report_Sudoers="$(echo $conf | wc -l)"
    448. }
    450. function getInstalledStatus(){
    451. echo ""
    452. echo ""
    453. echo "############################ 软件检查 ############################"
    454. rpm -qa --last | head | column -t 
    455. }
    457. function getProcessStatus(){
    458. echo ""
    459. echo ""
    460. echo "############################ 进程检查 ############################"
    461. if [ $(ps -ef | grep defunct | grep -v grep | wc -l) -ge 1 ];then
    462. echo ""
    463. echo "僵尸进程";
    464. echo "--------"
    465. ps -ef | head -n1
    466. ps -ef | grep defunct | grep -v grep
    467. fi
    468. echo ""
    469. echo "内存占用TOP10"
    470. echo "-------------"
    471. echo -e "PID %MEM RSS COMMAND
    472. $(ps aux | awk '{print $2, $4, $6, $11}' | sort -k3rn | head -n 10 )"| column -t 
    473. echo ""
    474. echo "CPU占用TOP10"
    475. echo "------------"
    476. top b -n1 | head -17 | tail -11
    477. #报表信息
    478. report_DefunctProsess="$(ps -ef | grep defunct | grep -v grep|wc -l)"
    479. }
    481. function getJDKStatus(){
    482. echo ""
    483. echo ""
    484. echo "############################ JDK检查 #############################"
    485. java -version 2>/dev/null
    486. if [ $? -eq 0 ];then
    487. java -version 2>&1
    488. fi
    489. echo "JAVA_HOME=\"$JAVA_HOME\""
    490. #报表信息
    491. report_JDK="$(java -version 2>&1 | grep version | awk '{print $1,$3}' | tr -d '"')"
    492. }
    493. function getSyslogStatus(){
    494. echo ""
    495. echo ""
    496. echo "############################ syslog检查 ##########################"
    497. echo "服务状态：$(getState rsyslog)"
    498. echo ""
    499. echo "/etc/rsyslog.conf"
    500. echo "-----------------"
    501. cat /etc/rsyslog.conf 2>/dev/null | grep -v "^#" | grep -v "^\\$" | sed '/^$/d' | column -t
    502. #报表信息
    503. report_Syslog="$(getState rsyslog)"
    504. }
    505. function getFirewallStatus(){
    506. echo ""
    507. echo ""
    508. echo "############################ 防火墙检查 ##########################"
    509. #防火墙状态，策略等
    510. if [[ $centosVersion < 7 ]];then
    511. /etc/init.d/iptables status >/dev/null 2>&1
    512. status=$?
    513. if [ $status -eq 0 ];then
    514. s="active"
    515. elif [ $status -eq 3 ];then
    516. s="inactive"
    517. elif [ $status -eq 4 ];then
    518. s="permission denied"
    519. else
    520. s="unknown"
    521. fi
    522. else
    523. s="$(getState iptables)"
    524. fi
    525. echo "iptables: $s"
    526. echo ""
    527. echo "/etc/sysconfig/iptables"
    528. echo "-----------------------"
    529. cat /etc/sysconfig/iptables 2>/dev/null
    530. #报表信息
    531. report_Firewall="$s"
    532. }
    534. function getSNMPStatus(){
    535. #SNMP服务状态，配置等
    536. echo ""
    537. echo ""
    538. echo "############################ SNMP检查 ############################"
    539. status="$(getState snmpd)"
    540. echo "服务状态：$status"
    541. echo ""
    542. if [ -e /etc/snmp/snmpd.conf ];then
    543. echo "/etc/snmp/snmpd.conf"
    544. echo "--------------------"
    545. cat /etc/snmp/snmpd.conf 2>/dev/null | grep -v "^#" | sed '/^$/d'
    546. fi
    547. #报表信息
    548. report_SNMP="$(getState snmpd)"
    549. }
    553. function getState(){
    554. if [[ $centosVersion < 7 ]];then
    555. if [ -e "/etc/init.d/$1" ];then
    556. if [ `/etc/init.d/$1 status 2>/dev/null | grep -E "is running|正在运行" | wc -l` -ge 1 ];then
    557. r="active"
    558. else
    559. r="inactive"
    560. fi
    561. else
    562. r="unknown"
    563. fi
    564. else
    565. #CentOS 7+
    566. r="$(systemctl is-active $1 2>&1)"
    567. fi
    568. echo "$r"
    569. }
    571. function getSSHStatus(){
    572. #SSHD服务状态，配置,受信任主机等
    573. echo ""
    574. echo ""
    575. echo "############################ SSH检查 #############################"
    576. #检查受信任主机
    577. pwdfile="$(cat /etc/passwd)"
    578. echo "服务状态：$(getState sshd)"
    579. Protocol_Version=$(cat /etc/ssh/sshd_config | grep Protocol | awk '{print $2}')
    580. echo "SSH协议版本：$Protocol_Version"
    581. echo ""
    582. echo "信任主机"
    583. echo "--------"
    584. authorized=0
    585. for user in $(echo "$pwdfile" | grep /bin/bash | awk -F: '{print $1}');do
    586. authorize_file=$(echo "$pwdfile" | grep -w $user | awk -F: '{printf $6"/.ssh/authorized_keys"}')
    587. authorized_host=$(cat $authorize_file 2>/dev/null | awk '{print $3}' | tr '\n' ',' | sed 's/,$//')
    588. if [ ! -z $authorized_host ];then
    589. echo "$user 授权 \"$authorized_host\" 无密码访问"
    590. fi
    591. let authorized=authorized+$(cat $authorize_file 2>/dev/null | awk '{print $3}'|wc -l)
    592. done
    594. echo ""
    595. echo "是否允许ROOT远程登录"
    596. echo "--------------------"
    597. config=$(cat /etc/ssh/sshd_config | grep PermitRootLogin)
    598. firstChar=${config:0:1}
    599. if [ $firstChar == "#" ];then
    600. PermitRootLogin="yes" #默认是允许ROOT远程登录的
    601. else
    602. PermitRootLogin=$(echo $config | awk '{print $2}')
    603. fi
    604. echo "PermitRootLogin $PermitRootLogin"
    606. echo ""
    607. echo "/etc/ssh/sshd_config"
    608. echo "--------------------"
    609. cat /etc/ssh/sshd_config | grep -v "^#" | sed '/^$/d'
    611. #报表信息
    612. report_SSHAuthorized="$authorized" #SSH信任主机
    613. report_SSHDProtocolVersion="$Protocol_Version" #SSH协议版本
    614. report_SSHDPermitRootLogin="$PermitRootLogin" #允许root远程登录
    615. }
    616. function getNTPStatus(){
    617. #NTP服务状态，当前时间，配置等
    618. echo ""
    619. echo ""
    620. echo "############################ NTP检查 #############################"
    621. if [ -e /etc/ntp.conf ];then
    622. echo "服务状态：$(getState ntpd)"
    623. echo ""
    624. echo "/etc/ntp.conf"
    625. echo "-------------"
    626. cat /etc/ntp.conf 2>/dev/null | grep -v "^#" | sed '/^$/d'
    627. fi
    628. #报表信息
    629. report_NTP="$(getState ntpd)"
    630. }
    633. function uploadHostDailyCheckReport(){
    634. json="{
    635. \"DateTime\":\"$report_DateTime\",
    636. \"Hostname\":\"$report_Hostname\",
    637. \"OSRelease\":\"$report_OSRelease\",
    638. \"Kernel\":\"$report_Kernel\",
    639. \"Language\":\"$report_Language\",
    640. \"LastReboot\":\"$report_LastReboot\",
    641. \"Uptime\":\"$report_Uptime\",
    642. \"CPUs\":\"$report_CPUs\",
    643. \"CPUType\":\"$report_CPUType\",
    644. \"Arch\":\"$report_Arch\",
    645. \"MemTotal\":\"$report_MemTotal\",
    646. \"MemFree\":\"$report_MemFree\",
    647. \"MemUsedPercent\":\"$report_MemUsedPercent\",
    648. \"DiskTotal\":\"$report_DiskTotal\",
    649. \"DiskFree\":\"$report_DiskFree\",
    650. \"DiskUsedPercent\":\"$report_DiskUsedPercent\",
    651. \"InodeTotal\":\"$report_InodeTotal\",
    652. \"InodeFree\":\"$report_InodeFree\",
    653. \"InodeUsedPercent\":\"$report_InodeUsedPercent\",
    654. \"IP\":\"$report_IP\",
    655. \"MAC\":\"$report_MAC\",
    656. \"Gateway\":\"$report_Gateway\",
    657. \"DNS\":\"$report_DNS\",
    658. \"Listen\":\"$report_Listen\",
    659. \"Selinux\":\"$report_Selinux\",
    660. \"Firewall\":\"$report_Firewall\",
    661. \"USERs\":\"$report_USERs\",
    662. \"USEREmptyPassword\":\"$report_USEREmptyPassword\",
    663. \"USERTheSameUID\":\"$report_USERTheSameUID\",
    664. \"PasswordExpiry\":\"$report_PasswordExpiry\",
    665. \"RootUser\":\"$report_RootUser\",
    666. \"Sudoers\":\"$report_Sudoers\",
    667. \"SSHAuthorized\":\"$report_SSHAuthorized\",
    668. \"SSHDProtocolVersion\":\"$report_SSHDProtocolVersion\",
    669. \"SSHDPermitRootLogin\":\"$report_SSHDPermitRootLogin\",
    670. \"DefunctProsess\":\"$report_DefunctProsess\",
    671. \"SelfInitiatedService\":\"$report_SelfInitiatedService\",
    672. \"SelfInitiatedProgram\":\"$report_SelfInitiatedProgram\",
    673. \"RuningService\":\"$report_RuningService\",
    674. \"Crontab\":\"$report_Crontab\",
    675. \"Syslog\":\"$report_Syslog\",
    676. \"SNMP\":\"$report_SNMP\",
    677. \"NTP\":\"$report_NTP\",
    678. \"JDK\":\"$report_JDK\"
    679. }"
    680. #echo "$json" 
    681. curl -l -H "Content-type: application/json" -X POST -d "$json" "$uploadHostDailyCheckReportApi" 2>/dev/null
    682. }
    684. function getchage_file_24h()
    685. {
    686. echo "############################ 文件检查 #############################"
    687.     check2=$(find / -name '*.sh' -mtime -1)
    688. check21=$(find / -name '*.asp' -mtime -1)
    689. check22=$(find / -name '*.php' -mtime -1)
    690. check23=$(find / -name '*.aspx' -mtime -1)
    691. check24=$(find / -name '*.jsp' -mtime -1)
    692. check25=$(find / -name '*.html' -mtime -1)
    693. check26=$(find / -name '*.htm' -mtime -1)
    694. check9=$(find / -name core -exec ls -l {} \;)
    695. check10=$(cat /etc/crontab)
    696. check12=$(ls -alt /usr/bin | head -10)
    697. cat <<EOF
    699. ############################查看所有被修改过的文件返回最近24小时内的############################
    700. ${check2}
    701. ${check21}
    702. ${check22}
    703. ${check23}
    704. ${check24}
    705. ${check25}
    706. ${check26}
    707. ${line}
    709. ############################检查定时文件的完整性############################
    710. ${check10}
    711. ${line}
    713. ############################查看系统命令是否被替换############################
    714. ${check12}
    715. ${line}
    716. EOF
    717. }
    719. function check(){
    720. version
    721. getSystemStatus
    722. getCpuStatus
    723. getMemStatus
    724. getDiskStatus
    725. getNetworkStatus
    726. getListenStatus
    727. getProcessStatus
    728. getServiceStatus
    729. getAutoStartStatus
    730. getLoginStatus
    731. getCronStatus
    732. getUserStatus
    733. getPasswordStatus
    734. getSudoersStatus
    735. getJDKStatus
    736. getFirewallStatus
    737. getSSHStatus
    738. getSyslogStatus
    739. getSNMPStatus
    740. getNTPStatus
    741. getInstalledStatus
    742. getchage_file_24h
    743. }
    746. #执行检查并保存检查结果
    747. check > $RESULTFILE
    749. echo "检查结果：$RESULTFILE"
    750. echo -e "`date "+%Y-%m-%d %H:%M:%S"` 阿里云PHP企业平台巡检报告"  | mail -a $RESULTFILE -s "阿里云PHP企业平台巡检报告" h@163.com