;;;;;;;;;;;;;;;;;;;
/!t:MK; ; About this file ;
I Ij:3HP
;
X|!@%wuGC ; 关于这个文件
<Dgf'GrJ ;
b~ *iL!< ;;;;;;;;;;;;;;;;;;;
)
] Ro ;
I!9>"s12 ; This is the recommended, PHP 4-style version of the php.ini-dist file. It
r|u R!=*|? ; sets some non standard settings, that make PHP more efficient, more secure,
N>a~k}pPH ; and encourage cleaner coding.
^q& Rl\ ;
>)*d/ ^ ;
^pew'pHQ ; 这个是推荐的,PHP 4 版本类型的 php.ini-dist 文件,他设置了一些非标准的设置,他们使得
^:ny ; PHP更加有效,更加安全,鼓励整洁的编码。
`~lG5| ;
adri02C/ ;
H<ovIMd ; The price is that with these settings, PHP may be incompatible with some
IaRwPDj6 ; applications, and sometimes, more difficult to develop with. Using this
F|!=]A< ; file is warmly recommended for production sites. As all of the changes from
9mXmghoCO ; the standard settings are thoroughly documented, you can go over each one,
vyWx{@ ; and decide whether you want to use it or not.
jz;{,F ;
FwB xag:u ;
<v_Wh@m ; 这样做的代价是,某些应用程序可能在这样的配置下不兼容,在某些情况下,开发会更加困难。
CXz9bhn<4 ; 使用这个文件是我门对建设站点的热心建议。每个标准设置的改变都有彻底的说明稳当,你可以
Tyaqa0 ; 处理没一个,决定是否使用他们。
@m%B>X28F ;
!UPB4I ;
<liprUFsn ; For general information about the php.ini file, please consult the php.ini-dist
wi.E$RckD ; file, included in your PHP distribution.
jjEu ;
vNdX ;
N:pP@o ; 关于 php.ini 的一般信息,请参考 php.ini-dist 文件,包括你的 PHP 的说明
RZq_}-P,.c ;
$K\e
Pfk ;
q2`mu4B ; This file is different from the php.ini-dist file in the fact that it features
Ny`SE\B+/ ; different values for several directives, in order to improve performance, while
3 @O/#CP+ ; possibly breaking compatibility with the standard out-of-the-box behavior of
~Hg*vCd ? ; PHP 3. Please make sure you read what's different, and modify your scripts
/5epDDP-t5 ; accordingly, if you decide to use this file instead.
@Ss W ;
v;?W|kJ.u ;
uhaHY`w ; 这个文件和 php.ini-dist 的区别在于它给予了一些指示不同的值,来提高性能,同时可能破坏了
Ywt9^M|z; ; PHP 3 的标准的 out-of-the-box 特性。
n|Y}M]u, ;
G#NbLj`h ;
? ][/hL@[ ; - register_globals = Off [Security, Performance]
8
ks\-38n1 ; Global variables are no longer registered for input data (POST, GET, cookies,
!~7lY]_U ; environment and other server variables). Instead of using $foo, you must use
&"A:_5AU ; you can use $_REQUEST["foo"] (includes any variable that arrives through the
zd$iDi($ ; request, namely, POST, GET and cookie variables), or use one of the specific
In:V.'D/>t ; $_GET["foo"], $_POST["foo"], $_COOKIE["foo"] or $_FILES["foo"], depending
0%HAa|L,, ; on where the input originates. Also, you can look at the
KC9VQeSc ; import_request_variables() function.
Wq 1OYZ, ; Note that register_globals is going to be depracated (i.e., turned off by
~@ <o-|# ; default) in the next version of PHP, because it often leads to security bugs.
wpQp1){%Q ; Read
http://php.net/manual/en/security.registerglobals.php for further
?=_w5D.3J ; information.
kDRxu!/ ;
!,b&e ;
MZX@Gi<S[ ; 全局变量不再注册输入的数据(POST,GET,cookies,环境变量和其他的服务器变量)。作为代替的是使用
oL>o*/ ; $foo, 你必须使用 $_REQUEST["foo"] ( 包括所有的通过请求传来的变量,也就是说,POST,GET,和
V}2[chbl ; cookies 变量)或者根据输入的来源使用指定的 $_GET["foo"],$_POST["foo"],$_COOKIE["foo"]
zt|1tU: ; ,$_FILES["foo"] (访问他们).同时,你可以查看 import_request_variables()函数。
G'wW-| ;
AhjCRYk+ ; 注意,这个参数可能在下个版本去掉(默认为off),因为他经常引起安全 bugs.到
g.8^ )u ;
http://php.net/manual/en/security.registerglobals.php =mcQe^M ; 查看详细内容
n
>E1\($ ;
} 21!b :a ;
{Ngut ; - display_errors = Off [Security]
&:g1*+ ; With this directive set to off, errors that occur during the execution of
Lew
2Z ; scripts will no longer be displayed as a part of the script output, and thus,
|VyN>&r~6 ; will no longer be exposed to remote users. With some errors, the error message
0oi.k; ; content may expose information about your script, web server, or database
5OFB[ ; server that may be exploitable for hacking. Production sites should have this
KNP^k$=)3c ; directive set to off.
R Eo{E ;
T| (w-)mv ;
?f:0GE7 ; 设置这个指示为Off,在脚本执行期间发生错误时,不再将错误作为输出的一部分显示,这样就不会暴露给
w'xPKO$bzR ; 远端用户。对于某些错误,错误信息的内容可能暴露你的脚本,web服务器,数据库服务器的信息,可能被
nS.qK/.s ; 黑客利用。最终产品占点需要设置这个指示为off.
g86^Z%c(k ;
-J]N
&[ ;
.ubZ ; - log_errors = On [Security]
y<v-,b* ; This directive complements the above one. Any errors that occur during the
Ib/e\+H\ ; execution of your script will be logged (typically, to your server's error log,
z<yqQ[ ; but can be configured in several ways). Along with setting display_errors to off,
7o*~zDh@fH ; this setup gives you the ability to fully understand what may have gone wrong,
/6 x[C ; without exposing any sensitive information to remote users.
PCc{0Rp\vk ;
D7B g!* ;
iM8l,Os]<f ; 这个指示补充上面的。所有的发生在脚本运行期间的错误都会纪录在日志中(代表性的,记录在服务器的错误
pVjOp~=U
; 日志中,但是可以配置不同的方式)。随着 display_errors 设置为 off,这个设置给你全面了解到底什么
k%N$eO$ ; 发生错误的能力,而不会向远端用户暴露任何信息。
Vm I
Afe ;
?4W6TSW-' ;
3Dj>U*fP ; - output_buffering = 4096 [Performance]
mv/Nz? ; Set a 4KB output buffer. Enabling output buffering typically results in less
3|URlz ; writes, and sometimes less packets sent on the wire, which can often lead to
@lh]?|*[ ; better performance. The gain this directive actually yields greatly depends
Y31e1
; on which Web server you're working with, and what kind of scripts you're using.
>oAXS\Ts ;
Q+U" % ;
SU~ljAF4 ; 设置 4KB 的输出缓冲区。打开输出缓冲可以减少写的次数,有时减少线路发送包的数量,这样能提高性能。
'8@4FXK ; 这个指示真正得到的益处很大程度的依赖于你的工作的 WEB 服务器,以及你使用的脚本。
^O"o-3dte ;
v//Drj ;
`'bu8JK ; - register_argc_argv = Off [Performance]
1u }2}c| ; Disables registration of the somewhat redundant $argv and $argc global
uXG$YDKqC ; variables.
|F~U ;
IFF1wfC
;
b'`C<Rk ; 禁止注册某些多于的 $argv 和 $argc 全局变量
/}d)g4\j ;
H$zD k ;
=%[vHQ\% ; - magic_quotes_gpc = Off [Performance]
`w"ooK ; Input data is no longer escaped with slashes so that it can be sent into
{~Q}{ha ; SQL databases without further manipulation. Instead, you should use the
2jxh7\zE ; function addslashes() on each input element you wish to send to a database.
jnFN{(VH ;
mMK 93Ng"& ;
1n>AN.nI ; 输入数据不再被斜线转义,以便于无需更多的处理就可以发送到SQL数据库里面。作为代替,你可
a5`9mR)Y$' ; 以对每个要发送到数据库的输入元素使用 addslashes()函数。
Qgo|\= ;
X#MC|Fzy@ ;
uxW<Eh4H* ; - variables_order = "GPCS" [Performance]
)@.0ai ; The environment variables are not hashed into the $HTTP_ENV_VARS[]. To access
OeQ~g-n ; environment variables, you can use getenv() instead.
j#H&~f ;
S09Xe_q ; 环境变量不再进入 $HTTP_ENV_VARS[],你需要用 getenv()来访问环境变量。
]4\6_J& ;
%w3tzE1Hq ;
axkNy}ct ; - error_reporting = E_ALL [Code Cleanliness, Security(?)]
NV2$ >D ; By default, PHP surpresses errors of type E_NOTICE. These error messages
OuPfB ; are emitted for non-critical errors, but that could be a symptom of a bigger
*E/CNMn=E ; problem. Most notably, this will cause error messages about the use
H"pwIiC ; of uninitialized variables to be displayed.
? y[i6yN9 ;
`;s#/ `c|/ ;
Z?."cuTt ; 默认的,PHP 给出 E_NOTICE 错误类型,这些错误信息不是核心错误,但是可能是个更大错误的隐患。
StLbX?d 6 ; 大多数提醒是那些没有初始化变量引起的错误信息。
vC^n_ ;
FJ|JXH* ;
Nqbm,s ; - allow_call_time_pass_reference = Off [Code cleanliness]
z{U^j:A ; It's not possible to decide to force a variable to be passed by reference
<7MxI@\ ; when calling a function. The PHP 4 style to do this is by making the
[](] "r ; function require the relevant argument by reference.
A=wh&X ;
^`9O$.'@ ;
m{rsjdnA ; 在调用函数时,不可能决定强制传递变量的引用。PHP 4 里通过函数请求相关参数的引用来实现
H+N6VVnO ;
0P4g6t}e ;
9Om3<der }};AV)}J ;;;;;;;;;;;;;;;;;;;;
LH q~` ; Language Options ;
:CXm@yF~4= ;
)JR& ;
@dhnpR:L ; 语言配置
?T>)7Y) ;
~HUO$*U4<
;
FBA th
!E ;;;;;;;;;;;;;;;;;;;;
*XG.?%x*|
K'U=);W ; Enable the PHP scripting language engine under Apache.
L\t?^u ;
AK$i0Rn;pm ;
}Y3*X:i7 ; 允许在Apache下的PHP脚本语言引擎
JuRx>F4 ;
`t]8 [P5 ;
Lr(My3vF8q engine = On
*V@t]d$=# E
qt\It9 ; Allow the tags are recognized.
3s,a%GOk ;
FOSC#W9E ;
BvpUcICJ ; 允许 标记
g_(O7 ;
w+{ o^O ;
C ?aa)H short_open_tag = On
#>">fs] N/8B@}@n ; Allow ASP-style tags.
Oa'T$' ;
"lBYn 2W ;
zw%1a 3! ; 允许 ASP 类型的 标记
s[u*~A ;
U%aDkC+M ;
RnUud\T/ asp_tags = Off
hJ*#t<.<P; >d^DN;p ; The number of significant digits displayed in floating point numbers.
dPF*G$ ;
.2*h!d)E ;
7_ 5-gtD ; 浮点数显示的有意义的数字(精度)
Mdy4H[Odq ;
ZtOv'nTD ;
mS
&^xWPV precision = 14
8}|!p> l }]"X@&G ; Enforce year 2000 compliance (will cause problems with non-compliant browsers)
[}?E,1Q3 ;
Lz`_&&6 ;
"V<7X%LIX ; 强制遵从 2000 年(会在不遵从的浏览器上引起错误)
_16r8r$V ;
D#d
\1g ;
'TDp%s*; y2k_compliance = Off
%ERR^ V6r*fEhrT_ ; Output buffering allows you to send header lines (including cookies) even
)$QZ",&5 ; after you send body content, at the price of slowing PHP's output layer a
NxN~"bfh ; bit. You can enable output buffering during runtime by calling the output
Z"
dU$,n ; buffering functions. You can also enable output buffering for all files by
~{{@m]P ; setting this directive to On. If you wish to limit the size of the buffer
C9nCSbGMY{ ; to a certain size - you can use a maximum number of bytes instead of 'On', as
y:R+; 91 ; a value for this directive (e.g., output_buffering=4096).
=nG>aAG ;
mC!^`y) ;
C&RZdh,$ ; 输出缓冲允许你在主体内容发送后发送头信息行(包括 cookies),作为代价,会稍微减慢一点PHP
7y=1\KW( ; 输出层的速度。你可以在运行期间通过调用输出缓冲函数来打开输出缓冲。你也可以通过设置这个
CjmF2[| ; 指示来对虽有的文件打开输出缓冲。如果你想限制缓冲区大小为某个尺寸,你可以使用一个允许最大
:2AlvjvjZ ; 的字节数值代替 "On",作为这个指示的值。
Qsr+f~"W ;
$%?[f;S3, ;
)W!\D/C+ output_buffering = 4096
ic?(`6N8 U/>l>J5 ; You can redirect all of the output of your scripts to a function. For
W%<z|
; example, if you set output_handler to "ob_gzhandler", output will be
kC/An@J^# ; transparently compressed for browsers that support gzip or deflate encoding.
RtF!(gd ; Setting an output handler automatically turns on output buffering.
[g$IN/o% ;
*4[P$k$7 ;
V_jGL<X| ; 你可以重新定向脚本所有输出到一个函数。例如,你可以设置 output_handler 为 "ob_gzhandler",
SnGXEQ ; 输出将会被明显的被压缩到支持 gzip 或 deflate 编码的浏览器。设置一个输出管理会自动打开
$x(p:+TI\4 ; 输出缓冲
v)LSH;< ;
(kSb74*g ;
Vu Ey`c output_handler =
1cd3m FdS'0#$ ; Transparent output compression using the zlib library
jluv}*If ; Valid values for this option are 'off', 'on', or a specific buffer size
5ih5=qX ; to be used for compression (default is 4KB)
8l>YpS*S^ ;
X-cP'" ;
`/o| 1vv@_ ; 使用 zlib 库进行输出压缩,可以指定 off/on 或者用于压缩的缓冲大小
%H=^U8WB ;
M8f[ ck ;
\};
4rm}V zlib.output_compression = Off
|pR'#M4j4A !+n'0{ ; Implicit flush tells PHP to tell the output layer to flush itself
>,c'Z<TM ; automatically after every output block. This is equivalent to calling the
OZ2faf ; PHP function flush() after each and every call to print() or echo() and each
6Q}>=R^h ; and every HTML block. Turning this option on has serious performance
->J5|c# ; implications and is generally recommended for debugging purposes only.
fs8C ^Ik>~ ;
X9ec*x ;
5YQJNP ; 隐含的通知PHP的输出层在每个输出块后自己自动刷新。等同于在每个 print() 或者 echo()
lYy:A%yDT ; 和每个HTML块后面都调用 flush()函数。打开这个配置会引起严重的隐含执行,一般推荐在用于
@ [j%V ynf ; 调试目的时使用。
OTmr-l6 ;
8hZc#b; ;
8FgF6ip implicit_flush = Off
r
['zp=9 /F}dC/W ; Whether to enable the ability to force arguments to be passed by reference
'F7UnkKO| ; at function call time. This method is deprecated and is likely to be
E{[>j'dwc ; unsupported in future versions of PHP/Zend. The encouraged method of
`i6q\-12n ; specifying which arguments should be passed by reference is in the function
7E R!>l+ ; declaration. You're encouraged to try and turn this option Off and make
j.KV:zJU ; sure your scripts work properly with it in order to ensure they will work
^[1Xl7)` ; with future versions of the language (you will receive a warning each time
r9~I R ; you use this feature, and the argument will be passed by value instead of by
z=qxZuFkDs ; reference).
rz5@E ;
PH=O>a`a_O ;
JgcMk]|' ; 是否允许在函数调用期间有强制参数以引用的形式传递的能力。这个方法不赞成使用,在将来的
c)SQ@B@q ; PHP和Zend版本里面可能不支持。鼓励的方法是在函数声明时指定哪个参数通过引用传递。鼓励你
Q,R|VI6Co ; 尝试关闭这个参数,确认你的脚本能够正常运行,以便在以后版能里面正确运行(你会在每次使用
M&0U@ r- ; 这个特性时得到一个警告,并且参数以值来传递,代替引用)
[m9=e-KS$Q ;
4&H&zST//m ;
|i- S}M allow_call_time_pass_reference = Off
1N +ju"2R fP{IW`t}] $2$jV1s ;
KZ|p_{0& ; Safe Mode
^-s`$lTp ;
;:P}s4p ;
3+V.9TL'a ; 安全模式
UZu.B!4 ;
.wkW<F7 ;
p}q]GJ ;
vJ uL+'[i safe_mode = Off
T_<: p?x]|`M ; By default, Safe Mode does a UID compare check when
^6 \@$ ; opening files. If you want to relax this to a GID compare,
Uk4G9}I ; then turn on safe_mode_gid.
x6
h53R ;
Gvc/o$_ ;
b`|,rfq^AZ ; 安全模式默认的在打开文件时进行 UID 比较检查,如果你想放宽他为GID比较,打开这个参数
NeniQeR ;
S,RC;D7 ;
I<hMS6$<LE safe_mode_gid = Off
x24&mWgU !FeNx*31i ; When safe_mode is on, UID/GID checks are bypassed when
h~k+!\ ; including files from this directory and its subdirectories.
w,z m! ; (directory must also be in include_path or full path must
>C}KSyV; ; be used when including)
l,ra24 ;
[<VyH. ;
u$+nl~p[& ; 在安全模式,当包含如下目录和子目录文件时,绕过 UID/GID检查(路径必须在 include_path下面
]wV_xZ)l^A ; 或者在包含时使用完整路径
iLf*m~Q ;
d&%}u1 . ;
ZnD(RM safe_mode_include_dir =
3s Mmg` kl#)0yqN0 ; When safe_mode is on, only executables located in the safe_mode_exec_dir
Z8WBOf*~e ; will be allowed to be executed via the exec family of functions.
4_o+gG%HaM ;
p.!p6ve){ ;
64f6D"." ; 在安全模式下,只有给出目录下可以通过 exec 族函数执行
jW]Fx:mQi ;
p\r V 6+ ;
t&rr;W] safe_mode_exec_dir =
;f2<vp;U tDNo; f ; open_basedir, if set, limits all file operations to the defined directory
]}nX$xy ; and below. This directive makes most sense if used in a per-directory
_kQOax{c/ ; or per-virtualhost web server configuration file.
ib~EQ?u{ ;
:A`jRe. ;
/IN/SZx ; 如果设置,则限制所有的文件操作都到下面给出的目录下。这个指示在每个目录,每个虚拟主机的web
B?tO&$s ; 服务器配置文件里给出更多的认识。
`[5QouPV ;
_GK3]F0 ;
+e%U6&l{ ;open_basedir =
L'Fy\K\ 4aQb+t, ; Setting certain environment variables may be a potential security breach.
c0%%X!!$ ; This directive contains a comma-delimited list of prefixes. In Safe Mode,
#7A_p8 ; the user may only alter environment variables whose names begin with the
:h+gSvn: ; prefixes supplied here. By default, users will only be able to set
q"[8u ]j ; environment variables that begin with PHP_ (e.g. PHP_FOO=BAR).
`?ijKZ}y5 ;
:9`T.V<? ; Note: If this directive is empty, PHP will let the user modify ANY
p7;/| ]o3 ; environment variable!
*.DTcV ;
^#4?v^QNh ;
C%csQ m ; 设置某些环境变量可能是隐藏的安全缺口。这个指示包含一个逗号分割的前缀指示。在安全模式下
)R2BTE: ; 用户只能修改下面提供的为前缀的变量名字。默认,用户只能设置以 PHP_ 前缀开头的环境变量(
e/;chMCq ; 例如 PHP_FOO=BAR).
Gq/f|43}@O ;
/8SQmh$+e ; 注意:如果这个设置为空,则 PHP 可以让用户修改任何环境变量。
I(dMiL ;
|[VtYV _{ ;
$(6 .K-D safe_mode_allowed_env_vars = PHP_
THM\-abz kMHupROj ; This directive contains a comma-delimited list of environment variables that
w8Mi:;6 ; the end user won't be able to change using putenv(). These variables will be
j:9kJq>mv ; protected even if safe_mode_allowed_env_vars is set to allow to change them.
jyt#C7mj-A ;
{zc<:^r^ ;
eswsxJ/! ; 这个指示包含用逗号分割的不允许最终用户通过 putenv()修改的环境变量的列表。这些变量即使
:_q ; 在 safe_mode_allowed_env_vars 设置允许改变他们的情况下也被保护。
/IS
j0"/$ ;
=;/4j'1}9 ;
E Cx_
[|3{ safe_mode_protected_env_vars = LD_LIBRARY_PATH
o AkF [*j
C ; This directive allows you to disable certain functions for security reasons.
yVyh'd:Ik ; It receives a comma-delimited list of function names. This directive is
T7AFL= ; *NOT* affected by whether Safe Mode is turned On or Off.
.oq!Ys4KA ;
$C UmRi{T ;
kN4nRW9z ; 这个指示用于在由于安全原因的情况下屏蔽某些函数。接受用逗号分割的函数名列表,这个指示不受
@83h/Wcxd ; Safe Mode 是否打开的影响。
ai(<"|( ;
pHFh7-vj ;
g<