CGI?????????

1
CGI?????????

• ????
• ??????????????
• ?? ?? ??

2
?????

• CGI???????????????
• ???????????
• ?????????

3
Web???
Web??????
Web???
?????
???????
?????
?????? (???????)
HTML?? ??
?????
?????? ??????
???????HTTP
4
Web???

• ?????W3C
• http//www.w3c.org/
• W3C??????????????
• http//www.w3.org/Consortium/Translation/Japanese
• ??????
• HTTP, HTML(XHTML), XML, etc.

5
???????HTTP

• HTTP(HyperText Transfer Protocol)
• Web?????????????
• ??????????????????
• 1????????????????????
• GET, POST, HEAD, PUT,
• ??HTTP, HTTP-KeepAlive
• ???????????????
• HTTPS, SHTTP

6
????HTML(XHTML)

• HTML(HyperText Markup Language)
• WWW?????????????
• HTML????????HTML?????
• ?????????SGML???
• ???????????????
• XML???XHTML
• ???????????????
• ??????

7
XML

• XML
• ?????????
• ?????????????????DB
• ??URL
• http//www.xml.org/
• SGML???
• ??????????
• ?????????

8
?????????

• ???????
• ??????????????????
• ??????????
• JavaScript, Applet, ??????
• ???????
• SSI?CGI????????
• ????????CGI

9
???????????SSI

• Server Side Include(SSI)
• ???????????????
• ???????????????????
• ????????????
• ?
• lt!--config timefmt"y/m/d HM" --gt
• lt!--flastmod file"index.html" --gt
• Apache??
• Options Includes ??? IncludesNOEXEC
• AddType text/html .shtml
• AddHandler server-parsed .sthml

10
???????????CGI

• Common Gateway Interface(CGI)
• Web?????Web?????????????????????????
• ????????
• ?????????
• ltform actionaaa.cgi" method"postgt
• ltinput typetext nameName valuePlease
  input your namegt
• ltinput typesubmit nameSUBMIT
  valueSUBMITgt
• lt/formgt
• Apache??
• Options ExecCGI
• AddType application/x-httpd-cgi .cgi
• AddHandler cgi-script .cgi

11
CGI???
Web???
Web??????
?????
????
CGI
HTTP
????
?????
?????
12
CGI?????????
GET /test.cgi?n1v2 ??? POST /test.cgi
GET
POST
????
????
?????
????
?????
Content-type lt??gt ???
13
CGI??????????

• ??????Web???????????
• http//www.ipa.go.jp/security/awareness/administra
  tor/secure-web/
• ??????

14
CGI?????

• ??????????????
• ???????
• ?????????????
• Perl, PHP, Ruby, Python, Tcl,
• ????
• ??????????????
• C/C(C), Java, Pascal(Delphi),

15
Perl

• ??URL
• ??
• ???????????
• ???????
• ????????????CPAN
• Apache??
• ???CGI??
• mod_perl??

16
PHP

• ??URL
• ??PHP????
• http//www.php.gr.jp/
• ??
• HTML??????????
• CGI????????
• Apache??
• mod_php??
• AddType application/x-httpd-php .php ??

17
????????

• ????????
• ??????????????
• ??, CSV, XML,
• ??????
• ????????
• ??(db), RDB(SQLDB), OODB, XMLDB,

18
XML???????

• HTMLXML??????API
• ??http//www.atmarkit.co.jp/fxml/index.html
• ??????DOM
• XML????????(????????)
• ??
• http//www.doraneko.org/misc/dom1/introduction.htm
  l
• ?????????SAX
• ??????????
• ??
• http//www.saxproject.org/

19
SQLDB????

• ????SQLDB
• mySQL ?????
• PostgreSQL ?????????
• ??????
• Perl DBI.pm(??)?Pg.pm??
• PHP PHPLIB??DB?????????
• Java JDBC(??)?ODBC(OO??)

20
Apache httpd???

• /etc/apache/httpd.conf???
• SSI, CGI???
• mod_php, mod_perl???
• ?????????
• vi??????????
• /etc/init.d/apache start

21
PHP?????????

• lthtmlgt
• ltheadgtlttitlegtTest PHPlt/titlegtlt/htmlgt
• ltbodygtlth1gtTest PHPlt/h1gt
• ltform method"POST" action"test.php"gt
• ltinput type"TEXT" name"name" size"20" /gt
• ltinput type"SUBMIT" name"TEST" value"TEST" /gt
• lt/formgt
• lthrgt
• ltpgtInput lt?php print name ?gtlt/pgt
• lt/bodygtlt/htmlgt