Apache $B%b%8%e!<%k(B mod_setenvif

$B@bL@(B:	$B%j%/%(%9%H$NFCD'$K4p$E$$$?4D6-JQ?t$N@_Dj$r2DG=$K$9$k(B
$B%9%F!<%?%9(B:	Base
$B%b%8%e!<%k<1JL;R(B:	setenvif_module
$B%=!<%9%U%!%$%k(B:	mod_setenvif.c

$B35MW(B

mod_setenvif $B%b%8%e!<%k$O!"%j%/%(%9%H$N$"$kB&LL$,;XDj$5$l$?@55,I=8=(B $B$K9g$&$+$I$&$+$K$h$C$F4D6-JQ?t$r@_Dj$9$k5!G=$rDs6!$7$^$9!#(B $B$3$l$i$N4D6-JQ?t$r;HMQ$7$F!"%5!<%P$NB>$NItJ,$,$I$N$h$&$JF0:n$r$9$k$+$r(B $B7hDj$9$k$3$H$,$G$-$^$9!#(B

$B$3$N%b%8%e!<%k$,Ds6!$9$k%G%#%l%/%F%#%V$O!"(B $B@_Dj%U%!%$%k$K8=$l$k=gHV$KE,MQ$5$l$^$9!#(B $B$=$l$r;H$C$F!"netscape $B$r@_Dj$7$^$9!#(B

BrowserMatch ^Mozilla netscape BrowserMatch MSIE !netscape

$B;2>H(B

Apache $B$N4D6-JQ?t(B

BrowserMatch $B%G%#%l%/%F%#%V(B

$B@bL@(B:	HTTP User-Agent $B$K4p$E$$$F4D6-JQ?t$r@_Dj$9$k(B
$B9=J8(B:	`BrowserMatch regex [!]env-variable[=value] [[!]env-variable[=value]] ...`
$B%3%s%F%-%9%H(B:	$B%5!<%P@_Dj%U%!%$%k(B, $B%P!<%A%c%k%[%9%H(B, $B%G%#%l%/%H%j(B, .htaccess
$B>e=q$-(B:	FileInfo
$B%9%F!<%?%9(B:	Base
$B%b%8%e!<%k(B:	mod_setenvif

BrowserMatch $B$O(B SetEnvIf $B%G%#%l%/%F%#%V$N(B $BFCNc$G!"(BUser-Agent HTTP $B%j%/%(%9%H%X%C%@$K4p$E$$$F(B $B4D6-JQ?t$r@_Dj$7$^$9!#0J2<$N(B 2 $B9T$N8z2L$OF1$8$K$J$j$^$9(B:

BrowserMatchNoCase Robot is_a_robot SetEnvIfNoCase User-Agent Robot is_a_robot

$B$=$NB>$NNc(B:

BrowserMatch ^Mozilla forms jpeg=yes browser=netscape BrowserMatch "^Mozilla/[2-3]" tables agif frames javascript BrowserMatch MSIE !javascript

BrowserMatchNoCase $B%G%#%l%/%F%#%V(B

$B@bL@(B:	HTTP User-Agent $B$K4p$E$$$FBgJ8;z>.J8;z$r6hJL$;$:$K(B $B4D6-JQ?t$r@_Dj$9$k(B
$B9=J8(B:	`BrowserMatchNoCase regex [!]env-variable[=value] [[!]env-variable[=value]] ...`
$B%3%s%F%-%9%H(B:	$B%5!<%P@_Dj%U%!%$%k(B, $B%P!<%A%c%k%[%9%H(B, $B%G%#%l%/%H%j(B, .htaccess
$B>e=q$-(B:	FileInfo
$B%9%F!<%?%9(B:	Base
$B%b%8%e!<%k(B:	mod_setenvif
$B8_49@-(B:	Apache 1.2 $B0J9_(B (Apache 1.2 $B$G$O$3$N%G%#%l%/%F%#%V$O$b$&MQ$$$i$l$F$$$J$$(B mod_browser $B%b%8%e!<%k$K$"$j$^$7$?(B)

BrowserMatchNoCase $B%G%#%l%/%F%#%V$O(B $B0UL#E*$K$O(B BrowserMatch $B%G%#%l%/%F%#%V$H(B $BF1$8$G$9!#$?$@$7!"$3$N%G%#%l%/%F%#%V$OBgJ8;z>.J8;z$r6hJL$7$J$$(B $B%^%C%A%s%0$r9T$J$$$^$9!#Nc$($P(B:

BrowserMatchNoCase mac platform=macintosh BrowserMatchNoCase win platform=windows

BrowserMatch $B%G%#%l%/%F%#%V$H(B BrowserMatchNoCase $B%G%#%l%/%F%#%V$O(B SetEnvIf $B%G%#%l%/%F%#%V$H(B SetEnvIfNoCase $B%G%#%l%/%F%#%V$N(B $BFCNc$G$9!#0J2<$N(B 2 $B9T$N8z2L$OF1$8$G$9(B:

BrowserMatchNoCase Robot is_a_robot SetEnvIfNoCase User-Agent Robot is_a_robot

SetEnvIf $B%G%#%l%/%F%#%V(B

$B@bL@(B:	$B%j%/%(%9%H$NB0@-$K4p$E$$$F4D6-JQ?t$r@_Dj$9$k(B
$B9=J8(B:	`SetEnvIf attribute regex [!]env-variable[=value] [[!]env-variable[=value]] ...`
$B%3%s%F%-%9%H(B:	$B%5!<%P@_Dj%U%!%$%k(B, $B%P!<%A%c%k%[%9%H(B, $B%G%#%l%/%H%j(B, .htaccess
$B>e=q$-(B:	FileInfo
$B%9%F!<%?%9(B:	Base
$B%b%8%e!<%k(B:	mod_setenvif

SetEnvIf $B%G%#%l%/%F%#%V$O!"%j%/%(%9%H$NB0@-$K4p$E$$$F4D6-JQ?t$rDj5A$7$^$9!#(B $B:G=i$N0z?t$G;XDj$G$-$k(B attribute $B$O0J2<$N;0$D$N$I$l$+$G$9(B:

HTTP $B%j%/%(%9%H%X%C%@%U%#!<%k%I(B ($B>\$7$$>pJs$O(B RFC 2616 $B$r(B $B;2>H$7$F$/$@$5(B$B$$(B)$B!#Nc$($P!"(BHost, User-Agent, Referer, Accept-Language $B$G$9!#%j%/%(%9%H%X%C%@$N=89g$r8=$9$?$a$K(B $B@55,I=8=$r;H$&$3$H$b$G$-$^$9!#(B
$B0J2<$N%j%/%(%9%H$N0lItJ,$N$I$l$+(B:
- Remote_Host - $B%j%/%(%9%H$r9T$J$C$F$$$k%/%i%$%"%s%H$N%[%9%HL>(B ($B$b$7$"$l$P(B)
- Remote_Addr - $B%j%/%(%9%H$r9T$J$C$F$$$k%/%i%$%"%s%H$N(B IP $B%"%I%l%9(B
- Server_Addr - $B%j%/%(%9%H$r
- Remote_User - $BG'>Z$5$l$?%f!<%6L>(B ($B$b$7$"$l$P(B)
- Request_Method - $B;HMQ$5$l$F$$$k%a%=%C%IL>(B (GET, POST $B$J$I(B)
- Request_Protocol - $B%j%/%(%9%H$,9T$J$o$l$?%W%m%H%3%k$NL>A0$H%P!<%8%g%s(B ($BNc$($P(B$B!"(B"HTTP/0.9", "HTTP/1.1" $B$J$I!#(B)
- Request_URI - URL $B$N%9%-!<%`$H%[%9%H$N8e$NItJ,(B
$B%j%/%(%9%H$H4XO"IU$1$i$l$k4D6-JQ?t$N%j%9%H!#$3$l$K$h$j(B SetEnvIf $B%G%#%l%/%F%#%V$,0JA0$N%^%C%A$N7k2L$r(B $B;H$&$3$H$,$G$-$k$h$&$K$J$j$^$9!#$3$NJ}K!$N%F%9%H$G$OA0$NItJ,$K$"$k(B SetEnvIf[NoCase] $B$N7k2L$N$_$r;HMQ2DG=$G$9!#!VA0!W$H$O!"(B $B$h$j9-$$HO0O$KBP$7$FDj5A$5$l$F$$$k(B ($B%5!<%PA4BN$N$h$&$K(B) $B$+!"8=:_$N%G%#%l%/%F%#%V$N(B $BHO0O$G$h$jA0$NItJ,$GDj5A$5$l$F$$$k$+!"$H$$$&$3$H$G$9!#(B $B4D6-JQ?t$G$"$k2DG=@-$O!"%j%/%(%9%H$NFC@-$KBP$9$k%^%C%A$,B8:_$;$:!"(B attribute $B$K@55,I=8=$,;H$o$l$J$+$C$?$H$-$K$N$_9MN8$5$l$^$9!#(B

$BFs$DL\$N0z?t(B (regex) $B$O(B Perl $B8_49$N@55,I=8=(B$B$G$9!#(B $B$3$l$O(B POSIX.2 $B$N(B egrep $B7A<0$N@55,I=8=$H;w$F$$$^$9!#(Bregex $B$,(B attribute $B$K%^%C%A$9$k>l9g$O!";D$j$N0z?t$,I>2A$5$l$^$9!#(B

$B;D$j$N0z?t$O@_Dj$9$kJQ?t$NL>A0$G!"@_Dj$5$l$kCM$r;XDj$9$k$3$H$b$G$-$^$9!#(B $B$3$l$O!"(B

varname $B$+(B
!varname $B$+(B
varname=value

$B$N$I$l$+$N7A<0$K$J$j$^$9!#(B

$B:G=i$N7A<0$G$O!"CM$O(B "1" $B$K@_Dj$5$l$^$9!#Fs$DL\$O!"(B $B$b$7CM$,Dj5A$5$l$F$$$l$P$=$l$rvalue $B$H$7$FM?$($i$l$?CM$K@_Dj$7$^$9!#(B

$BNc(B:

SetEnvIf Request_URI "\.gif$" object_is_image=gif SetEnvIf Request_URI "\.jpg$" object_is_image=jpg SetEnvIf Request_URI "\.xbm$" object_is_image=xbm : SetEnvIf Referer www\.mydomain\.com intra_site_referral : SetEnvIf object_is_image xbm XBIT_PROCESSING=1 : SetEnvIf ^TS* ^[a-z].* HAVE_TS

$B=i$a$N;0$D$O%j%/%(%9%H$,2hA|$G$"$k$H$-$K4D6-JQ?t(B object_is_image $B$r@_Dj$7$^$9!#;M$DL\$O(B $B;2>H85$N%Z!<%8$,%&%'%V%5%$%H(B www.mydomain.com $B$K$"$k$H$-$K(B intra_site_referral $B$r@_Dj$7$^$9!#(B

$B:G8e$NNc$O!"%j%/%(%9%H$K(B "TS" $B$G;O$^$j!"CM$,=89g(B [a-z] $B$N$I$l$+$G(B $B;O$^$k%X%C%@$,$"$k$H$-$K(B HAVE_TS $B$r@_Dj$7$^$9!#(B

$B;2>H(B

$BB>$NNc$O!"(BApache $B$N4D6-JQ?t(B

SetEnvIfNoCase $B%G%#%l%/%F%#%V(B

$B@bL@(B:	$B%j%/%(%9%H$NB0@-$K4p$E$$$FBgJ8;z>.J8;z$r6hJL$;$:$K4D6-JQ?t$r@_Dj$9$k(B
$B9=J8(B:	`SetEnvIfNoCase attribute regex [!]env-variable[=value] [[!]env-variable[=value]] ...`
$B%3%s%F%-%9%H(B:	$B%5!<%P@_Dj%U%!%$%k(B, $B%P!<%A%c%k%[%9%H(B, $B%G%#%l%/%H%j(B, .htaccess
$B>e=q$-(B:	FileInfo
$B%9%F!<%?%9(B:	Base
$B%b%8%e!<%k(B:	mod_setenvif
$B8_49@-(B:	Apache 1.3 $B0J9_(B

SetEnvIfNoCase $B$O0UL#E*$K$O(B SetEnvIf $B%G%#%l%/%F%#%V$H(B $BF1$8$G$9!#0c$$$O!"@55,I=8=$N%^%C%A%s%0$,BgJ8;z>.J8;z$r(B$B6hJL$7$J$$$G(B $B9T$J$o$l$k$3$H$G$9!#Nc$($P(B:

SetEnvIfNoCase Host Apache\.Org site=apache

$B$3$l$O(B HTTP $B%j%/%(%9%H%X%C%@$K%U%#!<%k%I(B Host: $B$,(B $B$"$j!"$=$NCM$,(B Apache.Org $B$d(B apache.org$B!"(B $B$=$NB>$NBgJ8;z>.J8;z$NAH$_9g$o$;$G$"$C$?$H$-$K(B site $B4D6-JQ?t$r(B "apache" $B$K@_Dj$7$^$9!#(B

Apache $B%b%8%e!<%k(B mod_setenvif

$B35MW(B

$B%G%#%l%/%F%#%V(B

$B;2>H(B

BrowserMatch $B%G%#%l%/%F%#%V(B

BrowserMatchNoCase $B%G%#%l%/%F%#%V(B

SetEnvIf $B%G%#%l%/%F%#%V(B

$BNc(B:

$B;2>H(B

SetEnvIfNoCase $B%G%#%l%/%F%#%V(B

Apache $B%b%8%e!<%k(B mod_setenvif

$B35MW(B

$B%G%#%l%/%F%#%V(B

$B;2>H(B

BrowserMatch $B%G%#%l%/%F%#%V(B

BrowserMatchNoCase $B%G%#%l%/%F%#%V(B

SetEnvIf $B%G%#%l%/%F%#%V(B

$BNc(B:

$B;2>H(B

SetEnvIfNoCase $B%G%#%l%/%F%#%V(B