User Tools

Site Tools


средства_программирования_shell

Differences

This shows you the differences between two versions of the page.

Link to this comparison view

Both sides previous revision Previous revision
Next revision
Previous revision
Last revision Both sides next revision
средства_программирования_shell [2020/06/19 20:35]
val [Web сервер на shell]
средства_программирования_shell [2022/09/22 21:26]
val [Web сервер на shell]
Line 4: Line 4:
   * [[http://​mywiki.wooledge.org/​BashFAQ|Часто задаваемые вопросы про bash (eng)]]   * [[http://​mywiki.wooledge.org/​BashFAQ|Часто задаваемые вопросы про bash (eng)]]
   * [[https://​habrahabr.ru/​post/​335960/​|Играючи BASH'​им]]   * [[https://​habrahabr.ru/​post/​335960/​|Играючи BASH'​им]]
 +
   * [[https://​youtu.be/​GxVmukxVUo0|Видео урок]]   * [[https://​youtu.be/​GxVmukxVUo0|Видео урок]]
 +
   * [[https://​www.tutorialspoint.com/​execute_bash_online.php|Execute Bash Shell Online]]   * [[https://​www.tutorialspoint.com/​execute_bash_online.php|Execute Bash Shell Online]]
 +  * [[https://​www.shellcheck.net/​|ShellCheck finds bugs in your shell scripts.]]
 +
 +===== Проверка синтаксиса =====
 +<​code>​
 +# apt install shellcheck
 +
 +$ shellcheck webd/webd
 +</​code>​
 ===== Переменные окружения ===== ===== Переменные окружения =====
  
Line 81: Line 91:
 done done
 </​code><​code>​ </​code><​code>​
-$ cat test_arp_ping.sh+$ cat arp_ping.sh
 </​code><​code>​ </​code><​code>​
 #!/bin/sh #!/bin/sh
Line 90: Line 100:
 while : while :
 do do
-  ping -c 1 -W 1 $1.$i > /​dev/​null ​2>&1 +  ​ip=$1.$i 
-  ​arp -an | grep "($1.$i)" | grep -q ':​..:​..:'​ && echo $1.$i || echo - $1.$i+ 
 +  ​ping -c 1 -W 1  $ip >/​dev/​null 
 +  ​ip n | grep "$ip " | grep -q  ':​..:​..:'​ && echo $ip 
   i=$(($i + 1))   i=$(($i + 1))
   test $i -eq 254 && break   test $i -eq 254 && break
Line 358: Line 371:
 ==== CGI на shell ==== ==== CGI на shell ====
  
-  * [[http://www.team2053.org/docs/bashcgi/gettingstarted.html|Creating CGI Programs with Bash: Getting Started]]+  * [[http://underpop.online.fr/c/cgi/docs/creating-cgi-programs-with-bash/|Creating CGI Programs with Bash: Introduction]] 
 +  * [[https://​debian-administration.org/​article/​371/​A_web_server_in_a_shell_script|A web server in a shell script]] 
 +  * [[https://​stackoverflow.com/​questions/​16640054/​minimal-web-server-using-netcat|Minimal web server using netcat]] 
 +  * [[https://​funprojects.blog/​2021/​04/​11/​a-web-server-in-1-line-of-bash/​|A Web Server in 1 Line of Bash Code]]
  
 ==== Web сервер на shell ==== ==== Web сервер на shell ====
  
-  * [[https://​debian-administration.org/​article/​371/​A_web_server_in_a_shell_script|A web server in a shell script]]+  * [[Сервис HTTP]]
  
 <​code>​ <​code>​
Line 369: Line 385:
 #!/bin/bash #!/bin/bash
 base=/​var/​www base=/​var/​www
 +log=/​var/​log/​webd.log
  
 read request read request
 +#echo $request >> $log
  
 while : while :
 do do
-  read header+  read -r header 
 +#  echo $header >> $log
   [ "​$header"​ == $'​\r'​ ] && break;   [ "​$header"​ == $'​\r'​ ] && break;
 done done
Line 381: Line 400:
 url="​${url% HTTP/​*}"​ url="​${url% HTTP/​*}"​
  
-#test $url = "/"​ && url="/​index.html"​+test $url = "/"​ && url="/​index.html"​
  
 filename="​$base$url"​ filename="​$base$url"​
Line 387: Line 406:
 if [ -e "​$filename"​ ] if [ -e "​$filename"​ ]
 then then
 +  echo `date` OK $url >> $log
   echo -e "​HTTP/​1.1 200 OK\r"   echo -e "​HTTP/​1.1 200 OK\r"
-  echo -e "​Content-Type: ​`/​usr/​bin/​file -bi \"​$filename\"​`\r"+  echo -e "​Content-Type: ​$(/​usr/​bin/​file -bi \"​$filename\"​)\r"
   echo -e "​\r"​   echo -e "​\r"​
   /bin/cat "​$filename"​   /bin/cat "​$filename"​
 else else
 +  echo "​$(date)"​ ERR $url >> $log
   echo -e "​HTTP/​1.1 404 Not Found\r"​   echo -e "​HTTP/​1.1 404 Not Found\r"​
   echo -e "​Content-Type:​ text/​html;​\r"​   echo -e "​Content-Type:​ text/​html;​\r"​
   echo -e "​\r"​   echo -e "​\r"​
-  echo -e "<​h1>​Not Found</​h1>"​+  ​ip=$(cat /​proc/​net/​fib_trie | awk '/32 host/ { print f } {f=$2}'​ | sort -u | grep -v 127.0.0.1) 
 +  ​echo -e "<​h1>​$url Not Found in container $(hostname) with ip $ip</h1>
 +  echo "ver 1.1"
 fi fi
- 
 </​code>​ </​code>​
  
Line 422: Line 444:
 </​code>​ </​code>​
  
 +  * [[Сервис INETD]]
 ==== Проверка ==== ==== Проверка ====
  
 <​code>​ <​code>​
-http://​server.corpX.un/​index.html+http://​server.corpX.un/​
 </​code>​ </​code>​
 ==== Asterisk AGI ==== ==== Asterisk AGI ====
  
-  * [[Сервис Asterisk#Тарификация звонков]]+  * [[Сервис Asterisk#Asterisk AGI]]
  
  
средства_программирования_shell.txt · Last modified: 2022/09/23 14:07 by val