{"id":16533,"date":"2024-11-18T12:15:44","date_gmt":"2024-11-18T04:15:44","guid":{"rendered":"https:\/\/fwq.ai\/blog\/16533\/"},"modified":"2024-11-18T12:15:44","modified_gmt":"2024-11-18T04:15:44","slug":"%e8%bf%90%e7%bb%b4%e5%b8%b8%e7%94%a8%e7%9a%84-34-%e4%b8%aa-linux-shell-%e8%84%9a%e6%9c%ac%ef%bc%8c%e4%b8%80%e5%ae%9a%e8%83%bd%e5%b8%ae%e5%88%b0%e4%bd%a0%ef%bc%81","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/16533\/","title":{"rendered":"\u8fd0\u7ef4\u5e38\u7528\u7684 34 \u4e2a Linux Shell \u811a\u672c\uff0c\u4e00\u5b9a\u80fd\u5e2e\u5230\u4f60\uff01"},"content":{"rendered":"

<\/p>\n

\"\u8fd0\u7ef4\u5e38\u7528\u7684<\/span><\/strong><\/span><\/strong><\/p>\n

<\/span><\/p>\n

\u4f5c\u4e3a\u4e00\u540d Linux \u5de5\u7a0b\u5e08\uff0c\u4f1a\u5199\u597d\u7684\u811a\u672c\u4e0d\u4ec5\u80fd\u63d0\u9ad8\u5de5\u4f5c\u6548\u7387\uff0c\u8fd8\u80fd\u6709\u66f4\u591a\u7684\u65f6\u95f4\u505a\u81ea\u5df1\u7684\u4e8b\u3002\u6700\u8fd1\u5728\u7f51\u4e0a\u51b2\u6d6a\u7684\u65f6\u5019\uff0c\u4e5f\u6ce8\u610f\u6536\u96c6\u4e00\u4e9b\u5927\u4f6c\u5199\u8fc7\u7684\u811a\u672c\uff0c\u6c47\u603b\u6574\u7406\u4e00\u4e0b\uff0c\u6b22\u8fce\u6536\u85cf\uff0c\u4e0e\u541b\u5171\u52c9\uff01<\/span>
\n\uff081\uff09\u7528\u6237\u731c\u6570\u5b57<\/strong><\/span> <\/p>\n

#!\/bin\/bash# \u811a\u672c\u751f\u6210\u4e00\u4e2a 100 \u4ee5\u5185\u7684\u968f\u673a\u6570,\u63d0\u793a\u7528\u6237\u731c\u6570\u5b57,\u6839\u636e\u7528\u6237\u7684\u8f93\u5165,\u63d0\u793a\u7528\u6237\u731c\u5bf9\u4e86,# \u731c\u5c0f\u4e86\u6216\u731c\u5927\u4e86,\u76f4\u81f3\u7528\u6237\u731c\u5bf9\u811a\u672c\u7ed3\u675f\u3002# RANDOM \u4e3a\u7cfb\u7edf\u81ea\u5e26\u7684\u7cfb\u7edf\u53d8\u91cf,\u503c\u4e3a 0\u201032767\u7684\u968f\u673a\u6570# \u4f7f\u7528\u53d6\u4f59\u7b97\u6cd5\u5c06\u968f\u673a\u6570\u53d8\u4e3a 1\u2010100 \u7684\u968f\u673a\u6570num=$[RANDOM%100+1]echo \"$num\"# \u4f7f\u7528 read \u63d0\u793a\u7528\u6237\u731c\u6570\u5b57# \u4f7f\u7528 if \u5224\u65ad\u7528\u6237\u731c\u6570\u5b57\u7684\u5927\u5c0f\u5173\u7cfb:\u2010eq(\u7b49\u4e8e),\u2010ne(\u4e0d\u7b49\u4e8e),\u2010gt(\u5927\u4e8e),\u2010ge(\u5927\u4e8e\u7b49\u4e8e),# \u2010lt(\u5c0f\u4e8e),\u2010le(\u5c0f\u4e8e\u7b49\u4e8e)while :do  read -p \"\u8ba1\u7b97\u673a\u751f\u6210\u4e86\u4e00\u4e2a 1\u2010100 \u7684\u968f\u673a\u6570,\u4f60\u731c: \" cai      if [ $cai -eq $num ]       then             echo \"\u606d\u559c,\u731c\u5bf9\u4e86\"             exit       elif [ $cai -gt $num ]       then                   echo \"Oops,\u731c\u5927\u4e86\"           else                  echo \"Oops,\u731c\u5c0f\u4e86\"   fidone<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236
\n\uff082\uff09\u67e5\u770b\u6709\u591a\u5c11\u8fdc\u7a0b\u7684 IP \u5728\u8fde\u63a5\u672c\u673a<\/strong><\/span>    <\/p>\n
#!\/bin\/bash#!\/bin\/bash# \u67e5\u770b\u6709\u591a\u5c11\u8fdc\u7a0b\u7684 IP \u5728\u8fde\u63a5\u672c\u673a(\u4e0d\u7ba1\u662f\u901a\u8fc7 ssh \u8fd8\u662f web \u8fd8\u662f ftp \u90fd\u7edf\u8ba1) # \u4f7f\u7528 netstat \u2010atn \u53ef\u4ee5\u67e5\u770b\u672c\u673a\u6240\u6709\u8fde\u63a5\u7684\u72b6\u6001,\u2010a \u67e5\u770b\u6240\u6709,# -t\u4ec5\u663e\u793a tcp \u8fde\u63a5\u7684\u4fe1\u606f,\u2010n \u6570\u5b57\u683c\u5f0f\u663e\u793a# Local Address(\u7b2c\u56db\u5217\u662f\u672c\u673a\u7684 IP \u548c\u7aef\u53e3\u4fe1\u606f)# Foreign Address(\u7b2c\u4e94\u5217\u662f\u8fdc\u7a0b\u4e3b\u673a\u7684 IP \u548c\u7aef\u53e3\u4fe1\u606f)# \u4f7f\u7528 awk \u547d\u4ee4\u4ec5\u663e\u793a\u7b2c 5 \u5217\u6570\u636e,\u518d\u663e\u793a\u7b2c 1 \u5217 IP \u5730\u5740\u7684\u4fe1\u606f# sort \u53ef\u4ee5\u6309\u6570\u5b57\u5927\u5c0f\u6392\u5e8f,\u6700\u540e\u4f7f\u7528 uniq \u5c06\u591a\u4f59\u91cd\u590d\u7684\u5220\u9664,\u5e76\u7edf\u8ba1\u91cd\u590d\u7684\u6b21\u6570netstat -atn  |  awk  '{print $5}'  | awk  '{print $1}' | sort -nr  |  uniq -c<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236
\n(3\uff09helloworld<\/strong><\/span>    <\/p>\n
#!\/bin\/bashfunction example {echo \"Hello world!\"}example<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236
\n\uff084\uff09\u6253\u5370 tomcat \u7684pid<\/strong><\/span>    <\/p>\n
#!\/bin\/sh`v1=\"Hello\"v2=\"world\"v3=${v1}${v2}echo $v3pidlist=`ps -ef|grep apache-tomcat-7.0.75|grep -v \"grep\"|awk '{print $2}'`echo $pidlistecho \"tomcat Id list :$pidlist\"  \/\/\u663e\u793apid<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236
\n\uff085\uff09\u811a\u672c\u7f16\u5199 \u526a\u5200 \u3001 \u77f3\u5934\u3001\u5e03\u6e38\u620f<\/strong><\/span>    <\/p>\n
#!\/bin\/bashgame=(\u77f3\u5934 \u526a\u5200 \u5e03)num=$[RANDOM%3]computer=${game[$sum]}echo \"\u8bf7\u6839\u636e\u4e0b\u5217\u63d0\u793a\u9009\u62e9\u60a8\u7684\u51fa\u62f3\u624b\u52bf\"echo \" 1. \u77f3\u5934\"echo \" 2. \u526a\u5200\"echo \" 3. \u5e03 \"read -p \"\u8bf7\u9009\u62e9 1-3 \uff1a\" personcase $person in1)  if [ $num -eq 0 ]  then     echo \"\u5e73\u5c40\"    elif [ $num -eq 1 ]    then      echo \"\u4f60\u8d62\"    else       echo \"\u8ba1\u7b97\u673a\u8d62\"fi;;2) if [ $num -eq 0 ] then    echo \"\u8ba1\u7b97\u673a\u8d62\"    elif [ $num -eq 1 ]     then     echo \"\u5e73\u5c40\"    else       echo \"\u4f60\u8d62\"fi;;3) if [ $num -eq 0 ] then     echo \"\u4f60\u8d62\"   elif [ $num -eq 1 ]   then      echo \"\u8ba1\u7b97\u673a\u8d62\"   else       echo \"\u5e73\u5c40\"fi;;*)  echo \"\u5fc5\u987b\u8f93\u51651-3 \u7684\u6570\u5b57\"esac<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236
\n\uff086\uff09\u4e5d\u4e5d\u4e58\u6cd5\u8868<\/strong><\/span>    <\/p>\n
#!\/bin\/bashfor i in `seq 9`do  for j in `seq $i` do  echo -n \"$j*$i=$[i*j] \" done    echodone<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236
\n\uff087\uff09\u811a\u672c\u7528\u6e90\u7801\u6765\u5b89\u88c5 memcached \u670d\u52a1\u5668<\/strong><\/span>    <\/p>\n
#!\/bin\/bash# \u4e00\u952e\u90e8\u7f72 memcached # \u811a\u672c\u7528\u6e90\u7801\u6765\u5b89\u88c5 memcached \u670d\u52a1\u5668# \u6ce8\u610f:\u5982\u679c\u8f6f\u4ef6\u7684\u4e0b\u8f7d\u94fe\u63a5\u8fc7\u671f\u4e86,\u8bf7\u66f4\u65b0 memcached \u7684\u4e0b\u8f7d\u94fe\u63a5wget http:\/\/www.memcached.org\/files\/memcached-1.5.1.tar.gzyum -y install gcctar -xf  memcached\u20101.5.1.tar.gzcd memcached\u20101.5.1.\/configuremakemake install<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236
\n\uff088\uff09\u68c0\u6d4b\u672c\u673a\u5f53\u524d\u7528\u6237\u662f\u5426\u4e3a\u8d85\u7ea7\u7ba1\u7406\u5458\u3002\u53e6\u5916\uff0c\u641c\u7d22\u516c\u4f17\u53f7\u7f16\u7a0b\u6280\u672f\u5708\u540e\u53f0\u56de\u590d\u201c\u5927\u793c\u5305\u201d\uff0c\u83b7\u53d6\u4e00\u4efd\u60ca\u559c\u793c\u5305\u3002<\/strong><\/span>    <\/p>\n
#!\/bin\/bash# \u68c0\u6d4b\u672c\u673a\u5f53\u524d\u7528\u6237\u662f\u5426\u4e3a\u8d85\u7ea7\u7ba1\u7406\u5458,\u5982\u679c\u662f\u7ba1\u7406\u5458,\u5219\u4f7f\u7528 yum \u5b89\u88c5 vsftpd,\u5982\u679c\u4e0d# \u662f,\u5219\u63d0\u793a\u60a8\u975e\u7ba1\u7406\u5458(\u4f7f\u7528\u5b57\u4e32\u5bf9\u6bd4\u7248\u672c) if [ $USER == \"root\" ] then  yum -y install vsftpdelse  echo \"\u60a8\u4e0d\u662f\u7ba1\u7406\u5458\uff0c\u6ca1\u6709\u6743\u9650\u5b89\u88c5\u8f6f\u4ef6\"fi<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236
\n\uff089\uff09if \u8fd0\u7b97\u8868\u8fbe\u5f0f<\/strong><\/span>    <\/p>\n
#!\/bin\/bash -xvif [ $1 -eq 2 ] ;then echo \"wo ai wenmin\"elif [ $1 -eq 3 ] ;then  echo \"wo ai wenxing \"elif [ $1 -eq 4 ] ;then  echo \"wo de xin \"elif [ $1 -eq 5 ] ;then echo \"wo de ai \"fi<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236
\n\uff0810\uff09\u811a\u672c \u6740\u6389 tomcat \u8fdb\u7a0b\u5e76\u91cd\u65b0\u542f\u52a8<\/strong><\/span>    <\/p>\n
#!\/bin\/bash#kill tomcat pidpidlist=`ps -ef|grep apache-tomcat-7.0.75|grep -v \"grep\"|awk '{print $2}'`  #\u627e\u5230tomcat\u7684PID\u53f7echo \"tomcat Id list :$pidlist\"  \/\/\u663e\u793apidkill -9 $pidlist  #\u6740\u6389\u6539\u8fdb\u7a0becho \"KILL $pidlist:\" \/\/\u63d0\u793a\u8fdb\u7a0b\u4ee5\u53ca\u88ab\u6740\u6389echo \"service stop success\"echo \"start tomcat\"cd \/opt\/apache-tomcat-7.0.75pwd rm -rf work\/*cd bin.\/startup.sh #;tail -f ..\/logs\/catalina.out<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236
\n\uff0811\uff09\u6253\u5370\u56fd\u9645\u8c61\u68cb\u68cb\u76d8<\/strong><\/span>    <\/p>\n
#!\/bin\/bash# \u6253\u5370\u56fd\u9645\u8c61\u68cb\u68cb\u76d8# \u8bbe\u7f6e\u4e24\u4e2a\u53d8\u91cf,i \u548c j,\u4e00\u4e2a\u4ee3\u8868\u884c,\u4e00\u4e2a\u4ee3\u8868\u5217,\u56fd\u9645\u8c61\u68cb\u4e3a 8*8 \u68cb\u76d8# i=1 \u662f\u4ee3\u8868\u51c6\u5907\u6253\u5370\u7b2c\u4e00\u884c\u68cb\u76d8,\u7b2c 1 \u884c\u68cb\u76d8\u6709\u7070\u8272\u548c\u84dd\u8272\u95f4\u9694\u8f93\u51fa,\u603b\u5171\u4e3a 8 \u5217# i=1,j=1 \u4ee3\u8868\u7b2c 1 \u884c\u7684\u7b2c 1 \u5217;i=2,j=3 \u4ee3\u8868\u7b2c 2 \u884c\u7684\u7b2c 3 \u5217# \u68cb\u76d8\u7684\u89c4\u5f8b\u662f i+j \u5982\u679c\u662f\u5076\u6570,\u5c31\u6253\u5370\u84dd\u8272\u8272\u5757,\u5982\u679c\u662f\u5947\u6570\u5c31\u6253\u5370\u7070\u8272\u8272\u5757# \u4f7f\u7528 echo \u2010ne \u6253\u5370\u8272\u5757,\u5e76\u4e14\u6253\u5370\u5b8c\u6210\u8272\u5757\u540e\u4e0d\u81ea\u52a8\u6362\u884c,\u5728\u540c\u4e00\u884c\u7ee7\u7eed\u8f93\u51fa\u5176\u4ed6\u8272\u5757for i in {1..8}do   for j in {1..8}   do    sum=$[i+j]  if [  $[sum%2] -eq 0 ];then    echo -ne \"[46m  [0m\"  else   echo -ne \"[47m  [0m\"  fi   done   echodone<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236
\n\uff0812\uff09\u7edf\u8ba1\u5f53\u524d Linux \u7cfb\u7edf\u4e2d\u53ef\u4ee5\u767b\u5f55\u8ba1\u7b97\u673a\u7684\u8d26\u6237\u6709\u591a\u5c11\u4e2a<\/strong>
<\/span>    <\/p>\n
#!\/bin\/bash# \u7edf\u8ba1\u5f53\u524d Linux \u7cfb\u7edf\u4e2d\u53ef\u4ee5\u767b\u5f55\u8ba1\u7b97\u673a\u7684\u8d26\u6237\u6709\u591a\u5c11\u4e2a#\u65b9\u6cd5 1:grep \"bash$\" \/etc\/passwd | wc -l#\u65b9\u6cd5 2\uff1aawk -f : '\/bash$\/{x++}end{print x}' \/etc\/passwd<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236
\n\uff0813\uff09\u5907\u4efd MySQL \u8868\u6570\u636e<\/strong><\/span>    <\/p>\n
#!\/bin\/shsource \/etc\/profiledbName=mysqltableName=dbecho [`date +'%Y-%m-%d %H:%M:%S'`]' start loading data...'mysql -uroot -proot -P3306 ${dbName} -e \"LOAD DATA LOCAL INFILE '# \/home\/wenmin\/wenxing.txt' INTO TABLE ${tableName} FIELDS TERMINATED BY ';'\"echo [`date +'%Y-%m-%d %H:%M:%S'`]' end loading data...'exitEOF<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236
\n\uff0814\uff09\u4f7f\u7528\u6b7b\u5faa\u73af\u5b9e\u65f6\u663e\u793a eth0 \u7f51\u5361\u53d1\u9001\u7684\u6570\u636e\u5305\u6d41\u91cf<\/strong><\/span>    <\/p>\n
#!\/bin\/bash# \u4f7f\u7528\u6b7b\u5faa\u73af\u5b9e\u65f6\u663e\u793a eth0 \u7f51\u5361\u53d1\u9001\u7684\u6570\u636e\u5305\u6d41\u91cf while :do  echo '\u672c\u5730\u7f51\u5361 ens33 \u6d41\u91cf\u4fe1\u606f\u5982\u4e0b\uff1a' ifconfig ens33 | grep \"RX pack\" | awk '{print $5}'     ifconfig ens33 | grep \"TX pack\" | awk '{print $5}' sleep 1done<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236
\n\uff0815\uff09\u7f16\u5199\u811a\u672c\u6d4b\u8bd5 192.168.4.0\/24 \u6574\u4e2a\u7f51\u6bb5\u4e2d\u54ea\u4e9b\u4e3b\u673a\u5904\u4e8e\u5f00\u673a\u72b6\u6001\uff0c\u54ea\u4e9b\u4e3b\u673a\u5904\u4e8e\u5173\u673a<\/strong><\/span>    <\/p>\n
#!\/bin\/bash# \u7f16\u5199\u811a\u672c\u6d4b\u8bd5 192.168.4.0\/24 \u6574\u4e2a\u7f51\u6bb5\u4e2d\u54ea\u4e9b\u4e3b\u673a\u5904\u4e8e\u5f00\u673a\u72b6\u6001,\u54ea\u4e9b\u4e3b\u673a\u5904\u4e8e\u5173\u673a# \u72b6\u6001(for \u7248\u672c)for i in {1..254}do  # \u6bcf\u96940.3\u79d2ping\u4e00\u6b21\uff0c\u4e00\u5171ping2\u6b21\uff0c\u5e76\u4ee51\u6beb\u79d2\u4e3a\u5355\u4f4d\u8bbe\u7f6eping\u7684\u8d85\u65f6\u65f6\u95f4 ping -c 2 -i 0.3 -W 1 192.168.1.$i &amp;&gt;\/dev\/null     if [ $? -eq 0 ];then echo \"192.168.1.$i is up\" else  echo \"192.168.1.$i is down\" fidone<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236
\n\uff0816\uff09\u7f16\u5199\u811a\u672c\uff1a\u63d0\u793a\u7528\u6237\u8f93\u5165\u7528\u6237\u540d\u548c\u5bc6\u7801,\u811a\u672c\u81ea\u52a8\u521b\u5efa\u76f8\u5e94\u7684\u8d26\u6237\u53ca\u914d\u7f6e\u5bc6\u7801\u3002\u5982\u679c\u7528\u6237\u3002\u53e6\u5916\uff0c\u641c\u7d22\u516c\u4f17\u53f7Linux\u5c31\u8be5\u8fd9\u6837\u5b66\u540e\u53f0\u56de\u590d\u201cLinux\u201d\uff0c\u83b7\u53d6\u4e00\u4efd\u60ca\u559c\u793c\u5305\u3002<\/strong><\/span>    <\/p>\n
#!\/bin\/bash# \u7f16\u5199\u811a\u672c:\u63d0\u793a\u7528\u6237\u8f93\u5165\u7528\u6237\u540d\u548c\u5bc6\u7801,\u811a\u672c\u81ea\u52a8\u521b\u5efa\u76f8\u5e94\u7684\u8d26\u6237\u53ca\u914d\u7f6e\u5bc6\u7801\u3002\u5982\u679c\u7528\u6237# \u4e0d\u8f93\u5165\u8d26\u6237\u540d,\u5219\u63d0\u793a\u5fc5\u987b\u8f93\u5165\u8d26\u6237\u540d\u5e76\u9000\u51fa\u811a\u672c;\u5982\u679c\u7528\u6237\u4e0d\u8f93\u5165\u5bc6\u7801,\u5219\u7edf\u4e00\u4f7f\u7528\u9ed8# \u8ba4\u7684 123456 \u4f5c\u4e3a\u9ed8\u8ba4\u5bc6\u7801\u3002read -p \"\u8bf7\u8f93\u5165\u7528\u6237\u540d\uff1a\" user#\u4f7f\u7528\u2010z \u53ef\u4ee5\u5224\u65ad\u4e00\u4e2a\u53d8\u91cf\u662f\u5426\u4e3a\u7a7a,\u5982\u679c\u4e3a\u7a7a,\u63d0\u793a\u7528\u6237\u5fc5\u987b\u8f93\u5165\u8d26\u6237\u540d,\u5e76\u9000\u51fa\u811a\u672c,\u9000\u51fa\u7801\u4e3a 2#\u6ca1\u6709\u8f93\u5165\u7528\u6237\u540d\u811a\u672c\u9000\u51fa\u540e,\u4f7f\u7528$?\u67e5\u770b\u7684\u8fd4\u56de\u7801\u4e3a 2if [ -z $user ]; then echo \" \u60a8\u4e0d\u9700\u8981\u8f93\u5165\u8d26\u6237\u540d\"  exit 2fi #\u4f7f\u7528 stty \u2010echo \u5173\u95ed shell \u7684\u56de\u663e\u529f\u80fd#\u4f7f\u7528 stty  echo \u6253\u5f00 shell \u7684\u56de\u663e\u529f\u80fdstty -echo read -p \"\u8bf7\u8f93\u5165\u5bc6\u7801\uff1a\" passstty echo pass=${pass:-123456}useradd \"$user\"echo \"$pass\" | passwd --stdin \"$user\"<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236
\n\uff0817\uff09\u4f7f\u7528\u811a\u672c\u5bf9\u8f93\u5165\u7684\u4e09\u4e2a\u6574\u6570\u8fdb\u884c\u6392\u5e8f<\/strong><\/span>    <\/p>\n
#!\/bin\/bash# \u4f9d\u6b21\u63d0\u793a\u7528\u6237\u8f93\u5165 3 \u4e2a\u6574\u6570,\u811a\u672c\u6839\u636e\u6570\u5b57\u5927\u5c0f\u4f9d\u6b21\u6392\u5e8f\u8f93\u51fa 3 \u4e2a\u6570\u5b57read -p \" \u8bf7\u8f93\u5165\u4e00\u4e2a\u6574\u6570\uff1a\" num1read -p \" \u8bf7\u8f93\u5165\u4e00\u4e2a\u6574\u6570\uff1a\" num2read -p \" \u8bf7\u8f93\u5165\u4e00\u4e2a\u6574\u6570:  \" num3# \u4e0d\u7ba1\u8c01\u5927\u8c01\u5c0f,\u6700\u540e\u90fd\u6253\u5370 echo \"$num1,$num2,$num3\"# num1 \u4e2d\u6c38\u8fdc\u5b58\u6700\u5c0f\u7684\u503c,num2 \u4e2d\u6c38\u8fdc\u5b58\u4e2d\u95f4\u503c,num3 \u6c38\u8fdc\u5b58\u6700\u5927\u503c# \u5982\u679c\u8f93\u5165\u7684\u4e0d\u662f\u8fd9\u6837\u7684\u987a\u5e8f,\u5219\u6539\u53d8\u6570\u7684\u5b58\u50a8\u987a\u5e8f,\u5982:\u53ef\u4ee5\u5c06 num1 \u548c num2 \u7684\u503c\u5bf9\u8c03tmp=0# \u5982\u679c num1 \u5927\u4e8e num2,\u5c31\u628a num1 \u548c\u548c num2 \u7684\u503c\u5bf9\u8c03,\u786e\u4fdd num1 \u53d8\u91cf\u4e2d\u5b58\u7684\u662f\u6700\u5c0f\u503cif [ $num1 -gt $num2 ];then tmp=$num1 num1=$num2 num2=tmpfi# \u5982\u679c num1 \u5927\u4e8e num3,\u5c31\u628a num1 \u548c num3 \u5bf9\u8c03,\u786e\u4fdd num1 \u53d8\u91cf\u4e2d\u5b58\u7684\u662f\u6700\u5c0f\u503cif [ $num1 -gt $num3 ];then tmp=$num1 num1=$num3 num3=$tmpfi# \u5982\u679c num2 \u5927\u4e8e num3,\u5c31\u628a num2 \u548c num3 \u5bf9\u8c03,\u786e\u4fdd num2 \u53d8\u91cf\u4e2d\u5b58\u7684\u662f\u6700\u5c0f\u503cif [ $num2 -gt $num3 ];then tmp=$num2 num2=$num3 num3=$tmpfiecho \"\u6392\u5e8f\u540e\u6570\u636e\uff08\u4ece\u5c0f\u5230\u5927\uff09\u4e3a\uff1a$num1,$num2,$num3\"<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236
\n\uff0818\uff09\u6839\u636e\u8ba1\u7b97\u673a\u5f53\u524d\u65f6\u95f4\uff0c\u8fd4\u56de\u95ee\u5019\u8bed\uff0c\u53ef\u4ee5\u5c06\u8be5\u811a\u672c\u8bbe\u7f6e\u4e3a\u5f00\u673a\u542f\u52a8<\/span>    <\/p>\n
#!\/bin\/bash# \u6839\u636e\u8ba1\u7b97\u673a\u5f53\u524d\u65f6\u95f4,\u8fd4\u56de\u95ee\u5019\u8bed,\u53ef\u4ee5\u5c06\u8be5\u811a\u672c\u8bbe\u7f6e\u4e3a\u5f00\u673a\u542f\u52a8 # 00\u201012 \u70b9\u4e3a\u65e9\u6668,12\u201018 \u70b9\u4e3a\u4e0b\u5348,18\u201024 \u70b9\u4e3a\u665a\u4e0a# \u4f7f\u7528 date \u547d\u4ee4\u83b7\u53d6\u65f6\u95f4\u540e,if \u5224\u65ad\u65f6\u95f4\u7684\u533a\u95f4,\u786e\u5b9a\u95ee\u5019\u8bed\u5185\u5bb9tm=$(date +%H)if [ $tm -le 12 ];then msg=\"Good Morning $USER\"elif [ $tm -gt 12 -a $tm -le 18 ];then   msg=\"Good Afternoon $USER\"else   msg=\"Good Night $USER\"fiecho \"\u5f53\u524d\u65f6\u95f4\u662f:$(date +\"%Y\u2010%m\u2010%d %H:%M:%S\")\"echo -e \"[34m$msg[0m\"<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236
\n\uff0819\uff09\u5c06 I lov cls \u5199\u5165\u5230 txt \u6587\u4ef6\u4e2d<\/strong><\/span>    <\/p>\n
#!\/bin\/bashcd \/home\/wenmin\/touch wenxing.txtecho \"I lov cls\" &gt;&gt;wenxing.txt<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236
\n\uff0820\uff09\u811a\u672c\u7f16\u5199 for \u5faa\u73af\u5224\u65ad<\/strong><\/span>    <\/p>\n
#!\/bin\/bashs=0;for((i=1;i<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236
\n\uff0821\uff09\u811a\u672c\u7f16\u5199 for \u5faa\u73af\u5224\u65ad<\/strong><\/span>    <\/p>\n
#!\/bin\/bashfor i in \"$*\"do  echo \"wenmin xihuan $i\"donefor j in \"$@\"do  echo \"wenmin xihuan $j\"done<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236
\n\uff0822\uff09\u811a\u672c \u6bcf\u5468 5 \u4f7f\u7528 tar \u547d\u4ee4\u5907\u4efd\/var\/log \u4e0b\u7684\u6240\u6709\u65e5\u5fd7\u6587\u4ef6<\/strong><\/span>    <\/p>\n
#!\/bin\/bash# \u6bcf\u5468 5 \u4f7f\u7528 tar \u547d\u4ee4\u5907\u4efd\/var\/log \u4e0b\u7684\u6240\u6709\u65e5\u5fd7\u6587\u4ef6# vim  \/root\/logbak.sh# \u7f16\u5199\u5907\u4efd\u811a\u672c,\u5907\u4efd\u540e\u7684\u6587\u4ef6\u540d\u5305\u542b\u65e5\u671f\u6807\u7b7e,\u9632\u6b62\u540e\u9762\u7684\u5907\u4efd\u5c06\u524d\u9762\u7684\u5907\u4efd\u6570\u636e\u8986\u76d6# \u6ce8\u610f date \u547d\u4ee4\u9700\u8981\u4f7f\u7528\u53cd\u5f15\u53f7\u62ec\u8d77\u6765,\u53cd\u5f15\u53f7\u5728\u952e\u76d8<tab>\u952e\u4e0a\u9762tar -czf log-`date +%Y%m%d`.tar.gz \/var\/log # crontab -e #\u7f16\u5199\u8ba1\u5212\u4efb\u52a1\uff0c\u6267\u884c\u5907\u4efd\u811a\u672c00 03 * * 5 \/home\/wenmin\/datas\/logbak.sh<\/tab><\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236
\n\uff0823\uff09\u811a\u672c\u7f16\u5199 \u6c42\u548c \u51fd\u6570\u8fd0\u7b97 function xx()<\/strong><\/span>   <\/p>\n
\u725b\u903c\u554a\uff01\u63a5\u79c1\u6d3b\u5fc5\u5907\u7684 N \u4e2a\u5f00\u6e90\u9879\u76ee\uff01\u8d76\u5feb\u6536\u85cf<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236
\n<\/strong><\/span>    <\/p>\n
#!\/bin\/bash\n\nfunction sum()\n{\n s=0;\n s=$[$1+$2]\n echo $s\n}\nread -p \"input your parameter \" p1\nread -p \"input your parameter \" p2\n\nsum $p1 $p2\n\nfunction multi()\n{\n r=0;\n r=$[$1\/$2]\n echo $r\n}\nread -p \"input your parameter \" x1\nread -p \"input your parameter \" x2\n\nmulti $x1 $x2\n\nv1=1\nv2=2\nlet v3=$v1+$v2\necho $v3<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236
\n\uff0824\uff09\u811a\u672c\u7f16\u5199 case \u2014 esac \u5206\u652f\u7ed3\u6784\u8868\u8fbe\u5f0f<\/strong><\/span>    <\/p>\n
#!\/bin\/bash \n\ncase $1 in \n1) \n echo \"wenmin \"\n;;\n2)\n echo \"wenxing \"\n;; \n3)  \n echo \"wemchang \"\n;;\n4) \n echo \"yijun\"\n;;\n5)\n echo \"sinian\"\n;;\n6)  \n echo \"sikeng\"\n;;\n7) \n echo \"yanna\"\n;;\n*)\n echo \"danlian\"\n;; \nesac<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236
\n\uff0825\uff09# \u5b9a\u4e49\u8981\u76d1\u63a7\u7684\u9875\u9762\u5730\u5740\uff0c\u5bf9 tomcat \u72b6\u6001\u8fdb\u884c\u91cd\u542f\u6216\u7ef4\u62a4<\/strong><\/span>    <\/p>\n
#!\/bin\/sh  \n# function:\u81ea\u52a8\u76d1\u63a7tomcat\u8fdb\u7a0b\uff0c\u6302\u4e86\u5c31\u6267\u884c\u91cd\u542f\u64cd\u4f5c  \n# author:huanghong  \n# DEFINE  \n\n# \u83b7\u53d6tomcat PPID  \nTomcatID=$(ps -ef |grep tomcat |grep -w 'apache-tomcat-7.0.75'|grep -v 'grep'|awk '{print $2}')  \n\n# tomcat_startup  \nStartTomcat=\/opt\/apache-tomcat-7.0.75\/bin\/startup.sh  \n\n\n#TomcatCache=\/usr\/apache-tomcat-5.5.23\/work  \n\n# \u5b9a\u4e49\u8981\u76d1\u63a7\u7684\u9875\u9762\u5730\u5740  \nWebUrl=http:\/\/192.168.254.118:8080\/\n\n# \u65e5\u5fd7\u8f93\u51fa  \nGetPageInfo=\/dev\/null  \nTomcatMonitorLog=\/tmp\/TomcatMonitor.log  \n\nMonitor()  \n  {  \n   echo \"[info]\u5f00\u59cb\u76d1\u63a7tomcat...[$(date +'%F %H:%M:%S')]\"  \n   if [ $TomcatID ]\n then  \n      echo \"[info]tomcat\u8fdb\u7a0bID\u4e3a:$TomcatID.\"  \n      # \u83b7\u53d6\u8fd4\u56de\u72b6\u6001\u7801  \n      TomcatServiceCode=$(curl -s -o $GetPageInfo -m 10 --connect-timeout 10 $WebUrl -w %{http_code})  \n      if [ $TomcatServiceCode -eq 200 ];then  \n          echo \"[info]\u8fd4\u56de\u7801\u4e3a$TomcatServiceCode,tomcat\u542f\u52a8\u6210\u529f,\u9875\u9762\u6b63\u5e38.\"  \n      else  \n          echo \"[error]\u8bbf\u95ee\u51fa\u9519\uff0c\u72b6\u6001\u7801\u4e3a$TomcatServiceCode,\u9519\u8bef\u65e5\u5fd7\u5df2\u8f93\u51fa\u5230$GetPageInfo\"  \n          echo \"[error]\u5f00\u59cb\u91cd\u542ftomcat\"  \n          kill -9 $TomcatID  # \u6740\u6389\u539ftomcat\u8fdb\u7a0b  \n          sleep 3  \n          #rm -rf $TomcatCache # \u6e05\u7406tomcat\u7f13\u5b58  \n          $StartTomcat  \n      fi  \n      else  \n      echo \"[error]\u8fdb\u7a0b\u4e0d\u5b58\u5728!tomcat\u81ea\u52a8\u91cd\u542f...\"  \n      echo \"[info]$StartTomcat,\u8bf7\u7a0d\u5019......\"  \n      #rm -rf $TomcatCache  \n      $StartTomcat  \n    fi  \n    echo \"------------------------------\"  \n   }  \n   Monitor&gt;&gt;$TomcatMonitorLog<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236
\n\uff0826\uff09\u901a\u8fc7\u4f4d\u7f6e\u53d8\u91cf\u521b\u5efa Linux \u7cfb\u7edf\u8d26\u6237\u53ca\u5bc6\u7801<\/strong><\/span>    <\/p>\n
#!\/bin\/bash\n\n# \u901a\u8fc7\u4f4d\u7f6e\u53d8\u91cf\u521b\u5efaLinux \u7cfb\u7edf\u8d26\u6237\u53ca\u5bc6\u7801\n\n# $1 \u662f\u6267\u884c\u811a\u672c\u7684\u7b2c\u4e00\u4e2a\u53c2\u6570\uff0c$2  \u662f\u6267\u884c\u811a\u672c\u7684\u7b2c\u4e8c\u4e2a\u53c2\u6570\n\nuseradd \"$1\"\necho \"$2\" | passwd --stdin \"$1\"<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236
\n\uff0827\uff09\u5bf9\u53d8\u91cf\u7684\u4f20\u5165\u4e0e\u83b7\u53d6\u4e2a\u6570\u53ca\u6253\u5370<\/strong><\/span>    <\/p>\n
#!\/bin\/bash\necho \"$0 $1 $2 $3\"  \/\/ \u4f20\u5165\u4e09\u4e2a\u53c2\u6570\necho $#    \/\/\u83b7\u53d6\u4f20\u5165\u53c2\u6570\u7684\u6570\u91cf\necho $@    \/\/\u6253\u5370\u83b7\u53d6\u4f20\u5165\u53c2\u6570\necho $*    \/\/\u6253\u5370\u83b7\u53d6\u4f20\u5165\u53c2\u6570<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236
\n\uff0828\uff09\u5b9e\u65f6\u76d1\u63a7\u672c\u673a\u5185\u5b58\u548c\u786c\u76d8\u5269\u4f59\u7a7a\u95f4\uff0c\u5269\u4f59\u5185\u5b58\u5c0f\u4e8e500M\u3001\u6839\u5206\u533a\u5269\u4f59\u7a7a\u95f4\u5c0f\u4e8e1000M\u65f6\uff0c\u53d1\u9001\u62a5\u8b66\u90ae\u4ef6\u7ed9root\u7ba1\u7406\u5458<\/strong><\/span>    <\/p>\n
#!\/bin\/bash\n\n# \u5b9e\u65f6\u76d1\u63a7\u672c\u673a\u5185\u5b58\u548c\u786c\u76d8\u5269\u4f59\u7a7a\u95f4,\u5269\u4f59\u5185\u5b58\u5c0f\u4e8e500M\u3001\u6839\u5206\u533a\u5269\u4f59\u7a7a\u95f4\u5c0f\u4e8e1000M\u65f6,\u53d1\u9001\u62a5\u8b66\u90ae\u4ef6\u7ed9root\u7ba1\u7406\u5458\n\n# \u63d0\u53d6\u6839\u5206\u533a\u5269\u4f59\u7a7a\u95f4\ndisk_size=$(df \/ | awk '\/\/\/{print $4}')\n\n# \u63d0\u53d6\u5185\u5b58\u5269\u4f59\u7a7a\u7a7a\u95f4\nmem_size=$(free | awk '\/Mem\/{print $4}')\nwhile :\ndo \n# \u6ce8\u610f\u5185\u5b58\u548c\u78c1\u76d8\u63d0\u53d6\u7684\u7a7a\u95f4\u5927\u5c0f\u90fd\u662f\u4ee5 Kb \u4e3a\u5355\u4f4d\nif  [  $disk_size -le 512000 -a $mem_size -le 1024000  ]\nthen\n    mail  \u2010s  \"Warning\"  root  <\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236
\n\uff0829\uff09\u68c0\u67e5\u6307\u5b9a\u76ee\u5f55\u4e0b\u662f\u5426\u5b58\u5728 \u5bf9\u5e94 \u6587\u4ef6<\/strong><\/span>    <\/p>\n
#!\/bin\/bash\n\nif [ -f \/home\/wenmin\/datas ]\nthen \necho \"File exists\"\nfi<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236
\n\uff0830\uff09\u811a\u672c\u5b9a\u4e49while\u5faa\u73af\u8bed\u53e5<\/strong><\/span>    <\/p>\n
#!\/bin\/bash\n\nif [ -f \/home\/wenmin\/datas ]\nthen \necho \"File exists\"\nfi\n\n[root@rich datas]# cat while.sh \n#!\/bin\/bash\n\ns=0\ni=1\nwhile [ $i -le 100 ]\ndo\n        s=$[$s + $i]\n        i=$[$i + 1]\ndone\n\necho $s\necho $i<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236
\n\uff0831\uff09\u4e00\u952e\u90e8\u7f72 LNMP\uff08RPM \u5305\u7248\u672c\uff09<\/strong><\/span>    <\/p>\n
#!\/bin\/bash \n\n# \u4e00\u952e\u90e8\u7f72 LNMP(RPM \u5305\u7248\u672c)\n# \u4f7f\u7528 yum \u5b89\u88c5\u90e8\u7f72 LNMP,\u9700\u8981\u63d0\u524d\u914d\u7f6e\u597d yum \u6e90,\u5426\u5219\u8be5\u811a\u672c\u4f1a\u5931\u8d25\n# \u672c\u811a\u672c\u4f7f\u7528\u4e8e centos7.2 \u6216 RHEL7.2\nyum -y install httpd\nyum -y install mariadb mariadb-devel mariadb-server\nyum -y install php php-mysql\n\nsystemctl start httpd mariadb\nsystemctl enable httpd mariadb<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236
\n\uff0832\uff09\u8bfb\u53d6\u63a7\u5236\u53f0\u4f20\u5165\u53c2\u6570<\/strong><\/span>    <\/p>\n
#!\/bin\/bash\nread -t 7 -p \"input your name \" NAME\necho $NAME\n\nread -t 11 -p \"input you age \" AGE\necho $AGE\n\nread -t 15 -p \"input your friend \" FRIEND\necho $FRIEND\n\nread -t 16 -p \"input your love \" LOVE\necho $LOVE<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236
\n\uff0833\uff09\u811a\u672c\u5b9e\u73b0 \u590d\u5236<\/strong><\/span>    <\/p>\n
#!\/bin\/bash\n\ncp $1 $2<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236
\n\uff0834\uff09\u811a\u672c\u5b9e\u73b0\u6587\u4ef6\u5b58\u5728\u4e0e\u5426\u7684\u5224\u65ad<\/strong><\/span>    <\/p>\n
#!\/bin\/bash\n\nif [ -f file.txt ];then\n echo \"\u6587\u4ef6\u5b58\u5728\"\nelse \n echo \"\u6587\u4ef6\u4e0d\u5b58\u5728\"\nfi<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236     <\/p>\n
\u4ee5\u4e0a\u5c31\u662f\u8fd0\u7ef4\u5e38\u7528\u7684 34 \u4e2a Linux Shell \u811a\u672c\uff0c\u4e00\u5b9a\u80fd\u5e2e\u5230\u4f60\uff01\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
\u4f5c\u4e3a\u4e00\u540d Linux \u5de5\u7a0b\u5e08\uff0c\u4f1a\u5199\u597d\u7684\u811a\u672c\u4e0d\u4ec5\u80fd\u63d0\u9ad8\u5de5\u4f5c\u6548\u7387\uff0c\u8fd8\u80fd\u6709\u66f4\u591a\u7684\u65f6\u95f4\u505a\u81ea\u5df1\u7684\u4e8b\u3002\u6700\u8fd1\u5728\u7f51\u4e0a\u51b2\u6d6a\u7684\u65f6\u5019\uff0c\u4e5f\u6ce8\u610f\u6536\u96c6\u4e00\u4e9b\u5927\u4f6c\u5199\u8fc7\u7684\u811a\u672c\uff0c\u6c47\u603b\u6574\u7406\u4e00\u4e0b\uff0c\u6b22\u8fce\u6536\u85cf\uff0c\u4e0e\u541b\u5171\u52c9\uff01 \uff081\uff09\u7528\u6237\u731c\u6570\u5b57 #!\/bin\/bash# \u811a\u672c\u751f\u6210\u4e00\u4e2a 100 \u4ee5\u5185\u7684\u968f\u673a\u6570,\u63d0\u793a\u7528\u6237\u731c\u6570\u5b57,\u6839\u636e\u7528\u6237\u7684\u8f93\u5165,\u63d0\u793a\u7528\u6237\u731c\u5bf9\u4e86,# \u731c\u5c0f\u4e86\u6216\u731c\u5927\u4e86,\u76f4\u81f3\u7528\u6237\u731c\u5bf9\u811a\u672c\u7ed3\u675f\u3002# RANDOM \u4e3a\u7cfb\u7edf\u81ea\u5e26\u7684\u7cfb\u7edf\u53d8\u91cf,\u503c\u4e3a 0\u201032767\u7684\u968f\u673a\u6570# \u4f7f\u7528\u53d6\u4f59\u7b97\u6cd5\u5c06\u968f\u673a\u6570\u53d8\u4e3a 1\u2010100 \u7684\u968f\u673a\u6570num=$[RANDOM%100+1]echo “$num”# \u4f7f\u7528 read \u63d0\u793a\u7528\u6237\u731c\u6570\u5b57# \u4f7f\u7528 if \u5224\u65ad\u7528\u6237\u731c\u6570\u5b57\u7684\u5927\u5c0f\u5173\u7cfb:\u2010eq(\u7b49\u4e8e),\u2010ne(\u4e0d\u7b49\u4e8e),\u2010gt(\u5927\u4e8e),\u2010ge(\u5927\u4e8e\u7b49\u4e8e),# \u2010lt(\u5c0f\u4e8e),\u2010le(\u5c0f\u4e8e\u7b49\u4e8e)while :do  read -p “\u8ba1\u7b97\u673a\u751f\u6210\u4e86\u4e00\u4e2a 1\u2010100 \u7684\u968f\u673a\u6570,\u4f60\u731c: ” cai      if [ $cai -eq $num ]       then             echo “\u606d\u559c,\u731c\u5bf9\u4e86”             exit       elif [ $cai -gt $num ]       then                   echo “Oops,\u731c\u5927\u4e86”           else                  echo “Oops,\u731c\u5c0f\u4e86”   fidone \u767b\u5f55\u540e\u590d\u5236 \uff082\uff09\u67e5\u770b\u6709\u591a\u5c11\u8fdc\u7a0b\u7684 IP \u5728\u8fde\u63a5\u672c\u673a #!\/bin\/bash#!\/bin\/bash# \u67e5\u770b\u6709\u591a\u5c11\u8fdc\u7a0b\u7684 IP \u5728\u8fde\u63a5\u672c\u673a(\u4e0d\u7ba1\u662f\u901a\u8fc7 ssh \u8fd8\u662f web \u8fd8\u662f ftp \u90fd\u7edf\u8ba1) # \u4f7f\u7528 netstat \u2010atn \u53ef\u4ee5\u67e5\u770b\u672c\u673a\u6240\u6709\u8fde\u63a5\u7684\u72b6\u6001,\u2010a \u67e5\u770b\u6240\u6709,# -t\u4ec5\u663e\u793a tcp \u8fde\u63a5\u7684\u4fe1\u606f,\u2010n \u6570\u5b57\u683c\u5f0f\u663e\u793a# Local Address(\u7b2c\u56db\u5217\u662f\u672c\u673a\u7684 IP \u548c\u7aef\u53e3\u4fe1\u606f)# Foreign Address(\u7b2c\u4e94\u5217\u662f\u8fdc\u7a0b\u4e3b\u673a\u7684 IP \u548c\u7aef\u53e3\u4fe1\u606f)# \u4f7f\u7528 awk \u547d\u4ee4\u4ec5\u663e\u793a\u7b2c 5 \u5217\u6570\u636e,\u518d\u663e\u793a\u7b2c 1 \u5217 IP \u5730\u5740\u7684\u4fe1\u606f# sort \u53ef\u4ee5\u6309\u6570\u5b57\u5927\u5c0f\u6392\u5e8f,\u6700\u540e\u4f7f\u7528 uniq \u5c06\u591a\u4f59\u91cd\u590d\u7684\u5220\u9664,\u5e76\u7edf\u8ba1\u91cd\u590d\u7684\u6b21\u6570netstat -atn  |  awk  ‘{print $5}’  | awk  ‘{print $1}’ | sort -nr  |  uniq -c \u767b\u5f55\u540e\u590d\u5236 (3\uff09helloworld #!\/bin\/bashfunction example {echo “Hello world!”}example \u767b\u5f55\u540e\u590d\u5236 \uff084\uff09\u6253\u5370 tomcat \u7684pid #!\/bin\/sh`v1=”Hello”v2=”world”v3=${v1}${v2}echo $v3pidlist=`ps -ef|grep apache-tomcat-7.0.75|grep -v “grep”|awk ‘{print $2}’`echo $pidlistecho “tomcat Id list :$pidlist”  \/\/\u663e\u793apid \u767b\u5f55\u540e\u590d\u5236 \uff085\uff09\u811a\u672c\u7f16\u5199 \u526a\u5200 \u3001 \u77f3\u5934\u3001\u5e03\u6e38\u620f #!\/bin\/bashgame=(\u77f3\u5934 \u526a\u5200 \u5e03)num=$[RANDOM%3]computer=${game[$sum]}echo “\u8bf7\u6839\u636e\u4e0b\u5217\u63d0\u793a\u9009\u62e9\u60a8\u7684\u51fa\u62f3\u624b\u52bf”echo ” 1. \u77f3\u5934”echo ” 2. \u526a\u5200”echo ” 3. \u5e03 “read -p “\u8bf7\u9009\u62e9 1-3 \uff1a” personcase $person in1)  if [ $num -eq 0 ]  then     echo “\u5e73\u5c40”    elif [ $num -eq 1 ]    then      echo “\u4f60\u8d62”    else       echo “\u8ba1\u7b97\u673a\u8d62”fi;;2) if [ $num -eq 0 ] then    echo “\u8ba1\u7b97\u673a\u8d62”    elif [ $num -eq 1 ]     then     echo “\u5e73\u5c40”    else       echo “\u4f60\u8d62”fi;;3) if [ $num -eq 0 ] then     echo “\u4f60\u8d62”   elif [ $num -eq 1 ]   then      echo “\u8ba1\u7b97\u673a\u8d62”   else       echo “\u5e73\u5c40”fi;;*)  echo “\u5fc5\u987b\u8f93\u51651-3 \u7684\u6570\u5b57”esac \u767b\u5f55\u540e\u590d\u5236 \uff086\uff09\u4e5d\u4e5d\u4e58\u6cd5\u8868 #!\/bin\/bashfor i in `seq 9`do  for j in `seq $i` do  echo -n “$j*$i=$[i*j] ” done    echodone \u767b\u5f55\u540e\u590d\u5236 \uff087\uff09\u811a\u672c\u7528\u6e90\u7801\u6765\u5b89\u88c5 memcached \u670d\u52a1\u5668 #!\/bin\/bash# \u4e00\u952e\u90e8\u7f72 memcached # \u811a\u672c\u7528\u6e90\u7801\u6765\u5b89\u88c5 memcached \u670d\u52a1\u5668# \u6ce8\u610f:\u5982\u679c\u8f6f\u4ef6\u7684\u4e0b\u8f7d\u94fe\u63a5\u8fc7\u671f\u4e86,\u8bf7\u66f4\u65b0 memcached \u7684\u4e0b\u8f7d\u94fe\u63a5wget http:\/\/www.memcached.org\/files\/memcached-1.5.1.tar.gzyum -y install gcctar -xf  memcached\u20101.5.1.tar.gzcd memcached\u20101.5.1.\/configuremakemake install \u767b\u5f55\u540e\u590d\u5236 \uff088\uff09\u68c0\u6d4b\u672c\u673a\u5f53\u524d\u7528\u6237\u662f\u5426\u4e3a\u8d85\u7ea7\u7ba1\u7406\u5458\u3002\u53e6\u5916\uff0c\u641c\u7d22\u516c\u4f17\u53f7\u7f16\u7a0b\u6280\u672f\u5708\u540e\u53f0\u56de\u590d\u201c\u5927\u793c\u5305\u201d\uff0c\u83b7\u53d6\u4e00\u4efd\u60ca\u559c\u793c\u5305\u3002 #!\/bin\/bash# \u68c0\u6d4b\u672c\u673a\u5f53\u524d\u7528\u6237\u662f\u5426\u4e3a\u8d85\u7ea7\u7ba1\u7406\u5458,\u5982\u679c\u662f\u7ba1\u7406\u5458,\u5219\u4f7f\u7528 yum \u5b89\u88c5 vsftpd,\u5982\u679c\u4e0d# \u662f,\u5219\u63d0\u793a\u60a8\u975e\u7ba1\u7406\u5458(\u4f7f\u7528\u5b57\u4e32\u5bf9\u6bd4\u7248\u672c) if [ $USER == “root” ] then  yum -y install vsftpdelse  echo “\u60a8\u4e0d\u662f\u7ba1\u7406\u5458\uff0c\u6ca1\u6709\u6743\u9650\u5b89\u88c5\u8f6f\u4ef6”fi \u767b\u5f55\u540e\u590d\u5236 \uff089\uff09if \u8fd0\u7b97\u8868\u8fbe\u5f0f #!\/bin\/bash -xvif [ $1 -eq 2 ] ;then echo “wo ai wenmin”elif [ $1 -eq 3 ] ;then  echo “wo ai wenxing “elif [ $1 -eq 4 ] ;then  echo “wo de xin “elif [ $1 -eq 5 ] ;then echo “wo de ai “fi \u767b\u5f55\u540e\u590d\u5236 \uff0810\uff09\u811a\u672c \u6740\u6389 tomcat \u8fdb\u7a0b\u5e76\u91cd\u65b0\u542f\u52a8 #!\/bin\/bash#kill tomcat pidpidlist=`ps -ef|grep apache-tomcat-7.0.75|grep -v “grep”|awk ‘{print $2}’`  #\u627e\u5230tomcat\u7684PID\u53f7echo “tomcat Id list :$pidlist”  \/\/\u663e\u793apidkill -9 $pidlist  #\u6740\u6389\u6539\u8fdb\u7a0becho “KILL $pidlist:” \/\/\u63d0\u793a\u8fdb\u7a0b\u4ee5\u53ca\u88ab\u6740\u6389echo “service stop success”echo “start tomcat”cd \/opt\/apache-tomcat-7.0.75pwd rm -rf work\/*cd bin.\/startup.sh #;tail -f ..\/logs\/catalina.out \u767b\u5f55\u540e\u590d\u5236 \uff0811\uff09\u6253\u5370\u56fd\u9645\u8c61\u68cb\u68cb\u76d8 #!\/bin\/bash# \u6253\u5370\u56fd\u9645\u8c61\u68cb\u68cb\u76d8# \u8bbe\u7f6e\u4e24\u4e2a\u53d8\u91cf,i \u548c j,\u4e00\u4e2a\u4ee3\u8868\u884c,\u4e00\u4e2a\u4ee3\u8868\u5217,\u56fd\u9645\u8c61\u68cb\u4e3a 8*8 \u68cb\u76d8# i=1 \u662f\u4ee3\u8868\u51c6\u5907\u6253\u5370\u7b2c\u4e00\u884c\u68cb\u76d8,\u7b2c 1 \u884c\u68cb\u76d8\u6709\u7070\u8272\u548c\u84dd\u8272\u95f4\u9694\u8f93\u51fa,\u603b\u5171\u4e3a 8 \u5217# i=1,j=1 \u4ee3\u8868\u7b2c 1 \u884c\u7684\u7b2c 1 \u5217;i=2,j=3 \u4ee3\u8868\u7b2c 2 \u884c\u7684\u7b2c 3 \u5217# \u68cb\u76d8\u7684\u89c4\u5f8b\u662f i+j \u5982\u679c\u662f\u5076\u6570,\u5c31\u6253\u5370\u84dd\u8272\u8272\u5757,\u5982\u679c\u662f\u5947\u6570\u5c31\u6253\u5370\u7070\u8272\u8272\u5757# \u4f7f\u7528 echo \u2010ne \u6253\u5370\u8272\u5757,\u5e76\u4e14\u6253\u5370\u5b8c\u6210\u8272\u5757\u540e\u4e0d\u81ea\u52a8\u6362\u884c,\u5728\u540c\u4e00\u884c\u7ee7\u7eed\u8f93\u51fa\u5176\u4ed6\u8272\u5757for i in {1..8}do   for j in {1..8}   do    sum=$[i+j]  if [  $[sum%2] -eq 0 ];then    echo -ne “[46m  [0m”  else   echo -ne “[47m  [0m”  fi   done   echodone \u767b\u5f55\u540e\u590d\u5236 \uff0812\uff09\u7edf\u8ba1\u5f53\u524d Linux \u7cfb\u7edf\u4e2d\u53ef\u4ee5\u767b\u5f55\u8ba1\u7b97\u673a\u7684\u8d26\u6237\u6709\u591a\u5c11\u4e2a #!\/bin\/bash# \u7edf\u8ba1\u5f53\u524d Linux \u7cfb\u7edf\u4e2d\u53ef\u4ee5\u767b\u5f55\u8ba1\u7b97\u673a\u7684\u8d26\u6237\u6709\u591a\u5c11\u4e2a#\u65b9\u6cd5 1:grep “bash$” \/etc\/passwd | wc -l#\u65b9\u6cd5 2\uff1aawk -f : ‘\/bash$\/{x++}end{print x}’ \/etc\/passwd \u767b\u5f55\u540e\u590d\u5236 \uff0813\uff09\u5907\u4efd […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[],"class_list":["post-16533","post","type-post","status-publish","format-standard","hentry","category-os"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/16533","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=16533"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/16533\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=16533"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=16533"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=16533"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}