(一、系统安装)
MIx,#]C& )z=L^ot 7^<{aE: `-)Hot) 前言
dHO8 bYBH H:5- S ^=.QQo||B C(!A% > 写本文的初衷主要是记录下我一段时间学习使用FreeBSD建设网站平台的一些经验和体会。因为本人是菜鸟,所以很多地方不够完善。本文权当给初学者提供一个具体可操作的实例。所有操作步骤都是我边做边写。避免出现遗漏或一些不必要的小错误,给初学者带来麻烦。
W^" C|4G } L<H zPg 本网站平台建设全过程包括FreeBSD系统的安装,web、ftp、mail、proxy服务器、视频点播服务器等。所有过程都在FreeBSD4.7环境下测试通过。
<yg!D21Y 3z~d7J 由于写本文时参考了网上太多前辈和大侠的资料,无法一一列举。还请作者原谅。
T6^H%;G }P*x/z~ 本连载文章前后关联很紧密,建议初学者一步一步来做。
$Si|;j$? x3tos!Y 试验环境如下:
$ts1XIK% ~`Rb"Zn 硬件环境:普通pc机,双网卡。配制不需要高,主要是稳定,并能适应长时间开机。听前辈介绍AMD k6的cpu运行FreeBSD好像有点问题。不过我没有试验。建议用intel的。
0hv}*NYd hRaX!QcG3 软件环境:操作系统:FreeBSD4.7(4.8)
^=@`U_(,G Mv_-JE9#>o web服务器:Apache 1.3.27+modssl +mod_php4+mod_gzip+mod_fastcgi +mod_perl +mysql3.23
sp8P[W1a Ra)AQ
n ftp服务器:Proftpd1.2.7+proftpd-mod-quotatab-1.2.4+mysql
~9ynlVb7)r ^_5t5> mail服务器: iceblood前辈制作的qmail安装包(经过修改)+vqregister-2.5
]9hXiY C.N#y`g proxy服务器:使用FreeBSD内置的NAT和PPP拨号+squid
:/XWk
% reI4!,x 视频点播服务器:Helix Universal Servevr (realserver9.01)
0i4XS*vPv Z3qr2/ 网络环境:我用的是adsl动态拨号方式,因为动态ip所存在的一些问题,我把所有的服务都装在一台机器上,且这台机器要直接与外网相连。静态ip更方便一些。(本文两种方式都会讨论)
~v|NC([( Cc}3@Nf{/ 1Rd2Xb }/J<#}t 第一步:安装系统
K*9~g(' `;HZO8 关于安装过程网上有很多文章,这里不作详述。仅提出几点建议供大家参考:
PfjD!=yS=h \IX|{]*D 1、 采用最小化安装。
34c+70x7 2e^6Od!Y? 2、 安装时启用inetd,并在编辑inetd.conf文件时,把带有“ftp”的行前面的“#”号去掉。这样作是为了以后安装软件时可以用ftp上传文件。
*6/OLAkyF Ev]oPCeA 3、 添加一个wheel组的用户,这样在系统工作正常后可以在windows系统上通过终端登录软件(如SecureCRT)进行所有操作。FreeBSD4.7在最小安装时支持SSH终端登录,所以我们需要使用支持SSH协议的终端软件,如SecureCRT。例如我添加的用户名是ylf,隶属wheel系统组。系统产生一个用户目录/home/ylf。我可以通过SecureCRT以ylf身份登录到系统,然后通过su命令切换到root用户。同时我也可以在IE浏览器内键入
ftp://192.168.0.1 ,并输入ylf用户名和密码登录ftp将需要的文件上传到自己的用户目录里。(192.168.0.1是我的服务器连接内网的网卡ip地址)。以下除系统安装部分,我都是采用终端方式操作。
b"pN; v 4)Ab]CdD 4、 分区时将/home、/usr和/var划的大一些,因为/usr为程序目录,/var要存放日志,/home是用户主目录,我的用户文件如网页、ftp上传文件等都放在这里。还有最好保留一部分空间留作以后需要的时候用。我的机器上有2块硬盘,一快18.2G SCSI硬盘,一块40G IDE硬盘。我是这样划分的。
!t!' Vu5Djx' 128M /
`;)op3A' p>h}k_s 20G /home
r8,'LZI z w:h([q4X 2G /ftp
q_86nvB< OfPv'rW{x 256M /tmp
l&{+3 aC: <Gj]XAoe% 6G /usr
>=K~*$&> R/P9 =yvg0 5G /var
~tZy-1 k2:mIp\ 其中/ftp是为匿名ftp用户访问专用。剩余空间留作备用。当然如果硬盘空间少的话,做我们的试验也是够用的。
[PH56f (sp{.bU 关于安装方面的文章,大家也可以参考delphij写的《FreeBSD服务器的安装与优化》。
http://community.freebsdchina.org/catalog.php?forum=34 一文。
(nAg
~i )^7- qy 安装完系统后,要重新编译内核。目的是要系统支持Firrwall和提高运行效率。
I/_,24[ 0)Q*u 首先确认系统是否安装了FreeBSD的内核支持。如果是最小安装,则需要运行/stand/sysinstall命令安装内核支持。方法如下:
R47tg&k6[ H,Yrk(O- # /stand/sysinstall
u85?f %`0*KMO3
选Configure—Distributions—src—sys,内核文件将被安装在/usr/src/sys目录中。
ZO&F15$P ZN}U^9m= 注意:这之后的过程在终端上操作要方便许多。SecureCRT支持在终端界面上直接拷贝和粘贴文本内容。
91|~KR) L8?;A9pc() 转到内核文件目录
JlE b IPk"{T3 # cd /usr/src/sys/i386/conf
5"z~BE7 C^ZDUj` 编辑内核文件
rqEP!S^ Dpkc9~z # vi kernel_wwwx # kernel_wwwx为我的内核文件名
[m6%_3zV yX1OJg[s, 我的内核文件如下:
J~lKN
<w jBU!xCO #
(d# W3 nmoC(| r # GENERIC -- Generic kernel configuration file for FreeBSD/i386
q],/%W $!K,5^+ #
NT<}-^ Oee>d< # For more information on this file, please read the handbook section on
YzYj/,?r Kgb<uXk # Kernel Configuration Files:
A?H.EZ lFD/hz7lc #
qhOV>j,d Y*YV/E. #
http://www.FreeBSD.org/doc/en_US.IS...fig-config.html BV
eIj } /OeOL3Y #
w%eEj.MI|i %kL]-Z # The handbook is also available locally in /usr/share/doc/handbook
!CLL{\F FmhN*ZXr# # if you've installed the doc distribution, otherwise always see the
a]=j DHh30b$c # FreeBSD World Wide Web server (
http://www.FreeBSD.org/) for the
&NK6U !==C@cH<N # latest information.
U}SN#[* .2/W.z2 #
@.l?V6g9T M][Zu[\* # An exhaustive list of options and more detailed explanations of the
V?4G~~F s`o_ER # device lines is also present in the ./LINT configuration file. If you are
uEdeA'*^ ::!{f+Up # in doubt as to the purpose or necessity of a line, check first in LINT.
e!
0Y`lQ 92g&,Wb #
9`5qVM1O{ 5Cl;h^R|m # $FreeBSD: src/sys/i386/conf/GENERIC,v 1.246.2.48 2002/08/31 20:28:26 obrien Exp $
RaAvPIJa | 9P# <T7 v:u=.by99 ?#VkzT machine i386
;(;{~1~ LAv!s/ O$= cpu I586_CPU
~4u[\&Sh 5+Hw @CY3 cpu I686_CPU
z[De?8=) (kZ2D ident kernel_wwwx #内核文件名,这个要和你的内核文件名一致
T<~?7-O" -+&sPrQ maxusers 0
CYN")J8V !T1)tGrH w[s}#Q Ui05o7xg~p options INET #InterNETworking
OM#eJ,MH<) ,B$m8wlI| options FFS #Berkeley Fast Filesystem
5hE mXZ% $qfNEAmDf\ options FFS_ROOT #FFS usable as root device [keep this!]
[h~#5x
xJF}6yPm@ options SOFTUPDATES #Enable FFS soft updates support
U$AV"F&!&} :DR}lOi` options UFS_DIRHASH #Improve performance on big directories
75RQ\_zDu |9fGn@- options PROCFS #Process filesystem
d/&~IR VT5o#NR{R options COMPAT_43 #Compatible with BSD 4.3 [KEEP THIS!]
V"Y-|R Qj(|uGqm3 options SCSI_DELAY=15000 #Delay (in ms) before probing SCSI
}?=4pGsI _.K<#S options SYSVSHM #SYSV-style shared memory
!F~*Q2PZ9 <ly.l]g options SYSVMSG #SYSV-style message queues
9xIz[`)i. Nt
P=m
@ options SYSVSEM #SYSV-style semaphores
I9E]zoj8
[Z{0|NR options P1003_1B #Posix P1003_1B real-time extensions
/Q2{w>^DK \EOPlyf8x options _KPOSIX_PRIORITY_SCHEDULING
7W `gN[* t+m
ug options ICMP_BANDLIM #Rate limit bad replies
ahqsbNu1 m{C options AHC_REG_PRETTY_PRINT # Print register bitfields in debug
[+z*&~' 3ew`e"s # output. Adds ~128k to driver.
R,KoymXP =#sr4T options AHD_REG_PRETTY_PRINT # Print register bitfields in debug
M_EXA _ j5]6CG_ # output. Adds ~215k to driver.
G$!JJ.
)d vILq5iR |)IS[:X |%xgob device tun 1
t&L+]I'P3 :;u?TFCRx options IPFIREWALL #防火墙
YQ#o3sjs X!ad~bt options IPFIREWALL_FORWARD #允许透明代理
!pG_MO Kitx%P`i options IPFIREWALL_VERBOSE #允许防火墙日志
V [KFZSA '+*{u]\ options IPFIREWALL_VERBOSE_LIMIT=100 #限制日志
95^A ! +YK/^;Th options IPFIREWALL_DEFAULT_TO_ACCEPT #默认允许所有IP包
wJKP=$6n_ MW$
X4<*KD options IPDIVERT #启用由ipfw divert使用的转向IP套接字
/1R` E9 WwBs_OMc TSHQ>kP gS$?#!f # To make an SMP kernel, the next two are needed
T\Ld)'fNv wYIlp #options SMP # Symmetric MultiProcessor Kernel
;R8pVj!1f lay)I11-> #options APIC_IO # Symmetric (APIC) I/O
RNB ha& E ) iEWc LIZsDTU 9j~|m device isa
}:2GD0Ru pwG" _|h device eisa
/a:sWmxMT 2J5RZg9jL device pci
236,o
{9e Tz{f5c& "ABg,^jf d"Aer C`LHFqv 6o4Bf| E] # ATA and ATAPI devices
wz{]CQ 7" eW>Y*l%B device ata
Bc^MZ~+ip +#a_Y device atadisk # ATA disk drives
i{+W62k* 9yt)9f 7 _*k<W7| !9ytZR* g=5vnY WQ>y;fi5/{ # SCSI Controllers #没有SCSI设备不需要这段
"Smek#l v@^P4cu; device ahb # EISA AHA1742 family
K[~fpQGbV1 y(w&6: device ahc # AHA2940 and onboard AIC7xxx devices
N& 683z zm7IkYF device ahd # AHA39320/29320 and onboard AIC79xx devices
$63_*9 6<
T@\E device amd # AMD 53C974 (Tekram DC-390(T))
'W2B**} mufJ@Y S# device isp # Qlogic family
@P@j9yR Z>t,B%v device mpt # LSI-Logic MPT/Fusion
HJ]9e j{?ogFfi device ncr # NCR/Symbios Logic
Z>)M{25 Q eZg l! device sym # NCR/Symbios Logic (newer chipsets)
4u.Fy<+@4M 9yrSCDu00 options SYM_SETUP_LP_PROBE_MAP=0x40
FT$Z8
e#/SFI0m # Allow ncr to attach legacy NCR devices when
A0f98?j^ jM%8h$&E # both sym and ncr are configured
io1hUZ zlhHSy K zY^QZceq" 2iV/?.<Z& device adv0 at isa?
|h6u%t2AY ]?3-;D.eG device adw
3UX/ k`u.:C& device bt0 at isa?
abgAUg) zHu w[ device aha0 at isa?
s-"oT= w$1B|7tX;2 device aic0 at isa?
%m5&Y01
EjDr
E-?@9!2
& l?Qbwv} device ncv # NCR 53C500
JMVh\($,x 4;D>s8dgG device nsp # Workbit Ninja SCSI-3
E$1P H) }xG~a=, device stg # TMC 18C30/18C50
T}r}uw` =`W#R Y4j%K~lsY 1 LUvs~Qu # SCSI peripherals #没有SCSI设备不需要这段
d"U'\ID2y 3Q\k!$zq device scbus # SCSI bus (required)
xwjiNJ Gj uJ9
hU`h device da # Direct Access (disks)
3@8Zy:[8< 9tBE=L= device sa # Sequential Access (tape etc)
dm`:']? {wwkbc* device cd # CD
I\WBPI mVVL[z2+ device pass # Passthrough device (direct SCSI access)
>uy(N Cak-J~= Q35jJQ$<` x$+g/7* jk9/EmV*r <F6LC_ =?oYEO7 2'T uS? # atkbdc0 controls both the keyboard and the PS/2 mouse
\_|g}&}6Y xI(t!aYp device atkbdc0 at isa? port IO_KBD
,WgEl4 k+;XQEH device atkbd0 at atkbdc? irq 1 flags 0x1
6~.{~+Bd wG}Rh, Zy&?.d[z W~Ae&gcn# device vga0 at isa?
dSPye z 7j~}M(s" |Q*OA P`TJqJiY~ ,f)#&}x*2+ (!"&c*
< # syscons is the default console driver, resembling an SCO console
/j$`Cq3I uB>OS1= device sc0 at isa? flags 0x100
*9)yN[w <&MY/vV L7OFZ|gUz :V
ZXI#([ ukwO%JAr PCs`aVZ # Floating point support - do not disable.
^udl&> %pBc]n@_ device npx0 at nexus? port IO_NPX irq 13
z 8y.@<6 Xcw6mpLt gvCQ![ L yNLz
m5 :`<ME/"YE )Nnrsa # Serial (COM) ports
Y"UB\_= [I2vg<my device sio0 at isa? port IO_COM1 flags 0x10 irq 4
|$G|M=*LN 2P2/]-6s#r +Z1y1%a #H-EOXy # 我用的是8139和Dlink DFE-530TX网卡,大家可根据自己的网卡型号保留或删除
7;3;8Q FX 1;"DIsz@d # 使用公共的MII总线控制器代码的PCI以太网适配器
k4+ Q$3" &at>sQ' # 注意:一定要保留'device miibus'以确保可用
&\L\n}i- Y0xn}:%K # PCI Ethernet NICs that use the common MII bus controller code.
HJ0Rcw% 49-wFF # NOTE: Be sure to keep the 'device miibus' line in order to use these NICs!
?4H>1Wkb BI :O?!:9) device miibus # MII bus support
jSdW?IH =cWg39$(I device fxp # Intel EtherExpress PRO/100B (82557, 82558)
M+GtUE~" J?_-Dg(= device rl # RealTek 8129/8139
k<QZ_*x}G -s&7zqW device vr # VIA Rhine, Rhine II
l
dw!G/ O\q-Ai device xl # 3Com 3c90x (``Boomerang'', ``Cyclone'')
@BoZZ s4vj >?|c>HGX bu,xIT ^ # Pseudo devices - the number indicates how many units to allocate.
i<-a-Z+^ Hh`HMa'q pseudo-device loop # Network loopback
qx";G OCv,EZ pseudo-device ether # Ethernet support
}dpE> -muP.h/ pseudo-device sl 1 # Kernel SLIP
k\Z@B!VAq ~'VVCtA pseudo-device ppp 1 # Kernel PPP
{ug* vpz l{ pseudo-device tun # Packet tunnel.
V@pUU~6R j5MUP&/g3 pseudo-device pty # Pseudo-ttys (telnet etc)
}S 6h1X rj/1AK pseudo-device md # Memory "disks"
&x)n K SlI
wLv^ pseudo-device gif # IPv6 and IPv4 tunneling
g>;"Fymc' N ,nvAM pseudo-device faith 1 # IPv6-to-IPv4 relaying (translation)
F!zGk(Pu C=8IQl[^e ?eDZ-u9) ih(A l<IS # The `bpf' pseudo-device enables the Berkeley Packet Filter.
7}puj%JS
/ I|.
< # Be aware of the administrative consequences of enabling this!
hr`,s!0Y V<Co!2S pseudo-device bpf #Berkeley packet filter
`Ln1g@ 1^tM%2rP' (完)
'RZ0,SK' l._g[qa @nOuFX4 {=6CL'_ 我用的是8139网卡和Dlink DFE-530TX网卡,如果你用其他型号的网卡,需要察看当前目录的GENERIC 内核文件,找到描述自己的网卡型号的段并将其添加到新的内核文件里。其他的不改直接拷贝过来就可以用了。
K&BaGrR 9 e;8"rJ?C 接下来编译安装新内核:
gdkHaLL" t@!A1Vr@ # /usr/sbin/config kernel_wwwx #kernel_wwwx为你的内核文件名
&"d
:+!4h `.3{ # cd ../../compile/kernel_wwwx
ufo\p=pGG RmJ|g< # make depend
wowWq\euY 1pP q)}=+ # make
t|C?=:_ >OKc\m2%Q # make install
>%A~ :
pER[^LH_) 重新启动(reboot)
q@i.4>x 8=u88?Bh Z_s]2y1 )}@Z*.HZL 如果系统升级过源代码树,按下面方法编译内核:
2]V8- 0u
bf]Z # cd /usr/src
I].ddR% }ISR +./+ # make kernel KERNCONF=kernel_wwwx #kernel_wwwx为你的内核文件名
`d4;T|f+= VVqpzDoXG 重新启动
c=aVYQ"2 rges`&0 1rV9dM#F 1w#vy1m J FreeBSD网站平台建设全过程(二、接入Internet并配制代理服务)
c*",AZ>U ihD|e& Ict+|<f e}ivvs2 使用adsl接入Internet有两种情况,通过拨号获取动态ip或服务商直接给定静态ip。后者配制起来较容易。本文先讨论动态ip如何设置。
f!G%$?] !,{-q)'D 由于第一步重新编译内核时已经加进了对Firewall的支持。这里就可以通过直接编辑/etc/ppp/ppp.conf文件和/etc/rc.conf文件就可以上网并支持NAT方式透明代理了。
Up*6K =Tny n<Ki.;-ZE # vi /etc/ppp/ppp.conf
4KY@y?H g (I;lE*> 我的ppp.conf文件内容如下:(注意set前要留空格)
pp()Hu3J T#a6X;9P default:
*_"lXcG. \wV ?QH set log Phase tun command
m}+_z^@j9 hA+;eXy/ set ifaddr 10.0.0.1/0 10.0.0.2/0
%:y"o_X_ ^+Njz{rpG adsl: # 配置代号
@'"7[k!y; Tx(=4ALY set device PPPoE:vr0 # vr0 改成你连接ADSL modem的网卡名
<Ys7`e6eY \b?O+;5Cj set mru 1492
A/.z. K l#a*w set mtu 1492
GuQ# Mm%b8#Fe! set authname username # username是拨号用户名
;V^ I>-fnm MT<3OKo?: set authkey password # password是拨号密码
Nrc-@ ] [yVcH3GcjI set dial
=h}PL22 m^4O jik set login
-;$jo- $B`bsJ add default HISADDR
CN7qqd dq3"L!0u (完)
BF
U#FE)s <"`P;,S b2YOnV j4h?" # vi /etc/rc.conf
B9oB5E qb5IpI{U 我的rc.conf文件内容如下:(动态ip)
2hTH }:+P{ # -- sysinstall generated deltas -- # Tue Jul 15 21:20:28 1997
j{P3o<l&` T7Yg^ -" # Created: Tue Jul 15 21:20:28 1997
DkBVk+ h3;RVtS # Enable network daemons for user convenience.
Yq:TWeZD T4}q%%7l # Please make all changes to this file, not to /etc/defaults/rc.conf.
XU$\.g p- YHr<`Q</ # This file now contains just the overrides from /etc/defaults/rc.conf.
IeBb#Qedz jce2lXMm hostname="wwwx.3322.org" # 你的主机域名
>{juw&Uu .,SWa;[iB ifconfig_fxp0="inet 192.168.0.1 netmask 255.255.255.0" #内网网卡ip地址,fxp0是网卡名
.vXe}% RTTEAh:. inetd_enable="YES" # 开机加载inetd
^Xslj H$]FUv8 kern_securelevel_enable="NO"
mC84fss 2graLJ?9Z linux_enable="YES"
JC4Z^/\. 6Q9S~YYq nfs_reserved_port_only="NO"
ZAMS;e+e l
#
F.S5i sendmail_enable="NO"
%:[Y/K- )"<:Md$7 sshd_enable="YES"
7 *HBb- - Tr*G4 usbd_enable="NO"
sxQMfbN z=VL|Du1OT gateway_enable="YES"
y&+Sp/6BYA XJi^gT N firewall_enable="YES" #启用防火墙
pJ]i)$M [7SR2^uf<j firewall_script="/etc/rc.firewall"
GG[$-
|HB firewall_type="open"
KmRxbf OAtn.LU firewall_quiet="YES"
JD$;6Jv3P &(HIBF'O firewall_logging_enable="YES"
qct:xviH<| {V~Gr ppp_enable="YES" # 开机自动拨号
`1"Xj ^
YM !RwOUCk
ppp_mode="ddial"
3L(vZ2& ?]u=5gqUU ppp_nat="YES" # 启用透明代理
mmrz:_ Kzgnhgc ppp_profile="adsl" # 配置代号
.[4Dvt|>6 Og~3eL[1%C # -- sysinstall generated deltas -- # Wed Jul 16 06:52:13 1997
2s:$4]K D %{M&"M v (完)
xu7Q^F#u 96
!e:TU p-o!K\o-1 " )_-L8 这样重新启动后就可以拨号上网并实现透明代理了。客户端需要设置dns服务器为服务商提供的dns,网关设成代理服务器的内网卡ip地址,这里是192.168.0.1。并把IE中“internet选项”关于连接设置的所有复选框清除。
|cUBS)[)X p/!P kKJ 如果解析不了域名,检查一下/etc/resolv.conf文件是否加入了正确的dns服务器地址。
)$e_CJ}9e zwJVi9sO LdM9k( s4{WPU9 如果是静态ip方式,则只需要编辑/etc/rc.conf文件。
;nB.f.e` &*wc` U 我的/etc/rc.conf文件如下:(静态ip)
G;3N"az 1#<KZN =$ # -- sysinstall generated deltas -- # Tue Jul 15 21:20:28 1997
D/-$~u_o q
k+(Ccl # Created: Tue Jul 15 21:20:28 1997
i'bUX=JK THbV],RhJ # Enable network daemons for user convenience.
J#^oUq rVo?I # Please make all changes to this file, not to /etc/defaults/rc.conf.
Lk~aMbw# fer~NlX # This file now contains just the overrides from /etc/defaults/rc.conf.
60 z =bd] $pg1Av7l hostname="wwwx.3322.org" #主机域名
)2jBhT ZeyAbo defaultrouter="218.10.104.1" #服务商提供的路由器地址
\E<t'\>@X evBr{oi@ ifconfig_vr0="inet 218.10.104.188 netmask 255.255.255.0" #服务商提供的静态ip
uY6|LTK&x E}WO?xxv74 ifconfig_fxp0="inet 192.168.0.1 netmask 255.255.255.0" #内部网卡ip
~'9>jpnw zU)Ib<$ inetd_enable="YES" #开机加载inetd
b:w {7 V]$Tbxg kern_securelevel_enable="NO"
%!i|"FNc ^1^muc[ linux_enable="YES"
x)<Hr,wd KLn.vA. nfs_reserved_port_only="NO"
]wQ#8}zO E{Ux|r~ sshd_enable="YES"
M[@=m[#a _a 40lcP sendmail_enable="NO"
jw"]U jub 5/) ,HGxi usbd_enable="NO"
#K3`$^0 s Uxyj\p gateway_enable="YES"
*l[;g Do&/+Ssnu firewall_enable="YES"
}H4Z726 =R
<X!@ firewall_script="/etc/rc.firewall"
RN%*3{- /bd1Bi firewall_type="open"
uzx?U3.\ 2/c^3[ccR firewall_quiet="YES"
%;r0,lN|II ^U`Bj*"2 firewall_logging_enable="YES"
M;{btu^a ^atX/ natd_enable="YES" # 启用透明代理
Nn_n@K nKzS2u=:Y natd_interface="vr0" # natd接口,vr0为连接外网modem的网卡
Z7X_U`Q & bwhD.:= # -- sysinstall generated deltas -- # Wed Jul 16 06:52:13 1997
5Cp6$V|/kv Jmp%%^ (完)
k yFq : ;nvqb d /@<&{_sybp ]R$
u3F 重起后网络连接及透明代理生效。客户端同样要按上面说的方法配制。
C#r1zr6 V4PV@{G /2!Wy6p mP@<UjxI 使用Squid:
/7nircXj@ f+/AD Squid是一个非常不错的代理缓存软件。我曾经一直在使用,后来因为我经常要改变web服务器里的网页,而Squid总是把我以前的页面缓存,致使不能马上反映页面的更新情况,再加上公司上网的负担不是很重。所以就不用了。
R*l#[D5A \D9J!K82 安装方法:
JYt)4mOo }'y=JV>l 在FreeBSD下安装软件最方便的方法是使用ports。本文为了让大家对通用的软件安装方法做一定的了解,我们采用通用的方法来安装squid,也就是说,下面的方法同样适用于linux或其他unix版本。
0.9%m7.m ]>33sb
S6 =peodj^ atW=xn 在ylf的用户目录下创建目录app用来存放程序安装临时文件:
fq@r6\TI sUc_) # mkdir /home/ylf/app
]Cfjs33H [f^:V:){ 将用户ylf设为/home/ylf/app目录及其子目录的所有者
yl>V' R d?8LLz # chown –R ylf /home/ylf/app
8gQg#^,(t %yjz@ 到
http://www.squid-cache.org/Versions/v2/2.5/ 下载squid 的最新稳定版本,现在是squid-2.5.STABLE3
4@b~)av) 'S_OOzpC 打开IE浏览器,在地址栏输入
ftp://192.168.0.1 ,出现ftp登陆对话框,输入用户名ylf及密码,登录成功后。将下载的squid-2.5.STABLE3复制到app目录中。
;
S(KJV qSg#:;(O 执行如下命令:
3y[6n$U& +[JvpDv% # cd /home/ylf/app
>9Yo:b:f jujhK'\ # tar zxvf squid-2.5.STABLE3.tar.gz #解压缩安装包
Q"6:W2#v xppl6v( # cd squid-2.5.STABLE3 #进入解开的目录
M+7&kt0; 9hJlc # ./configure --prefix=/usr/local/squid #配制、将squid安装在/usr/local/squid目录
H2ZRUFu kM0TQX)$m # make all #编译
mW/6FC =bx;TV # make install #安装
P}2i[m.*, I%^Bl:M 下面编辑squid的配置文件:
+N|}6e eK=W'cNu # cd /usr/local/squid/etc
9+"R}Nxv^ {Wi)/B} 将原来的配置文件改名
]^e4coC rZij[6]Y^ # mv squid.conf squid.conf.bak
6njwrqo *%3%Zj,{ 编辑新的配置文件
c'wxCqnE
agbG) t0 # vi squid.conf
8 h.Dc&V jc$gy`,F 我的squid.conf内容如下:
W
Ai91K@ T3_3k.,| S'h{["P~
0 >
[%ITqA$ #取消对代理阵列的支持
(GeOD V?U \y7kb icp_port 0
e5s=@-[ LX!MDZz tL#]G?0d mRECdGst #对日志文件和pid文件位置进行设置
2C@ui728 !,(6uO% cache_store_log none
x%Fy1. WZ A8D0[ cache_access_log /usr/local/squid/var/logs/access.log
<`f~Z|/-_( o^\L41x3 cache_log /usr/local/squid/var/logs/cache.log
G-DvM6T
U2DE zr emulate_httpd_log on
k"L?("~ =SUCcdy& pid_filename /usr/local/squid/var/logs/squid.pid
-~|E(ys >.76<fni # cAX9LV O-N@HZC #设置运行时的用户和组权限
7`G
FtX} A7hWAq cache_effective_user squid
Qp5YS VQV%1f cache_effective_group squid
ImG7E
w z~ f;5 xtI 9R1S20O mC,: .d #设置管理信息
B7u4e8(E* iiWm>yy visible_hostname wwwx.3322.org.
hgmo b"o BMJsR0 cache_mgr
yourname@yourdomain.com OngUZMgdb a^>e|Eq| jg3X6 /' .*,W%r?1n6 #设置监听地址和端口
l.Yq4qW @krh <T6| http_port 3128
TEEt]R-y \:pd+8 udp_incoming_address 0.0.0.0
Vgg'5o&. 9N*!C{VW O,Sqh$6U #sJL"GB #设置squid用户hot object的物理内存的大小以及设置cache目录
-SeHz.`N y/\0qQ/ cache_mem 32 MB
}P(<]UF Ae3=o8p cache_dir ufs /usr/local/squid/cache 1024 16 256
1m\ihU %'3Y?d .{t]Mc ])vWvNx #访问控制设置
rIRkXO) R GC DC*\ acl mynet src 192.168.0.0/255.255.255.0
$?M$^ -(e ^3
6oqe{ acl all src 0.0.0.0/0.0.0.0
$>6Kn`UX )ipTm{ http_access allow mynet
G$7!/O%#_ !IAd.<, http_access deny all
1_MaaA;ow" dkI(&/ rpn&.#KS y-R:-K XH= #透明代理设置
eGE[4Z 'M=c-{f~ httpd_accel_host virtual
$QC^hC 34s>hm=0. httpd_accel_port 80
Z0!yTM/C 3+tr_psH httpd_accel_with_proxy on
wU(N<9 LPK[^ httpd_accel_uses_host_header on
cjyb:gAO M7.
fz"M E*]%@6tH H;kk:s' #swap 性能微调
-h1FrDBt :j[a X7Sq2 half_closed_clients off
k`;&?? ;UoXj+Z cache_swap_high 100%
Y>a2w zr z3|)WS^ cache_swap_low 80%
?CHFy2%Y C=!YcJ9 maximum_object_size 1024 KB
03^?+[C DfX}^'#m+ Y&y5^nG Qu6Q)dZ< #控制对象的超时时间
i48Tb7Rx~n kf>L refresh_pattern -i .html 1440 90% 129600 reload-into-ims
>^(Q4eU7! ;&?l1Vu refresh_pattern -i .shtml 1440 90% 129600 reload-into-ims
RQt\_x7P ," ~4l&
refresh_pattern -i .hml 1440 90% 129600 reload-into-ims
QJKVNOo 6z>Zm1h refresh_pattern -i .gif 1440 90% 129600 reload-into-ims
#M5[TN! .>bvI1 refresh_pattern -i .swf 1440 90% 129600 reload-into-ims
E])X$:P? (%^Bp\.02! refresh_pattern -i .jpg 1440 90% 129600 reload-into-ims
{nl4(2$ ~n$e refresh_pattern -i .png 1440 90% 129600 reload-into-ims
8jxs%N,aI ^d[s*,i? refresh_pattern -i .bmp 1440 90% 129600 reload-into-ims
+ziQ]r2g 2Y'=~*tV refresh_pattern -i .js 1440 90% 129600 reload-into-ims
2O~I.(9( \/
8
V|E (完)
ecgGl,{ |e#ea~/b *q/oS8vavd |=CV.Su 需要改的地方是访问控制设置中的子网改成你自己的子网。其他的地方可根据需要调整。不改也可。
zZ\2fKrpg &:ib>EB03= 如果不使用日志,将日志设置部分改成如下句子:
)$ +5imi ;}=[( eqA cache_store_log none
-A A='s C)Ez>~Z cache_access_log /dev/null
3"OD" DTw3$: cache_log /dev/null
u teI[Q |( =`l R0v5mD$:G &bO0Rn1F 添加squid系统用户和组
*0aU(E# Im\{b=vT # pw groupadd squid
`1$7. ydQ Y=#g_(4* # pw useradd squid -g squid -s /sbin/nologin
t6)wR L*VO2YI 建立cache目录
ZJxUv
{J 2nFSu9}+r # mkdir /usr/local/squid/cache
7TC=$y , fem>WPvG 改变cache目录和logs目录的所有者为squid用户和组
9rn[46s` K8l|qe # chown –R squid /usr/local/squid/cache
`<C/-Au =N9a!ii| # chgrp –R squid /usr/local/squid/cache
7xOrG],E x@I(G " # chown –R squid /usr/local/squid/var/logs
P*#H]Pv 7O)U(<70 # chgrp –R squid /usr/local/squid/var/logs
[V5ebj:6w ]tVU$9D 运行squid –z建立cache目录结构
9W{=6D86e )bqfj>%#c # /usr/local/squid/sbin/squid –z
*\Y \$w >HUU`= SC ;-d }\f , Asn7;x0; 测试squid运行情况
8/;q~:v 24)3^1P\V # /usr/local/squid/sbin/squid –NCd1
!`k{Ga _M/ckv1q@ 出现下面显示证明squid安装成功
L44/eyrp
X;7gh>Q'4 2003/06/21 18:01:09| Starting Squid Cache version 2.5.STABLE3 for i386-unknown-freebsd4.7...
zUM;Qwl 2z7+@!w/ 2003/06/21 18:01:09| Process ID 160
lEBt< gsn3]^X 2003/06/21 18:01:09| With 957 file descriptors available
gc 14 % ?*~W 2003/06/21 18:01:09| Performing DNS Tests...
BpL,<r, -bo5/`x 2003/06/21 18:01:09| Successful DNS name lookup tests...
coHzbD~#H 0sv#* &0= 2003/06/21 18:01:09| DNS Socket created at 0.0.0.0, port 1029, FD 4
+zQ
a"Ep* uoYG@L2 2003/06/21 18:01:09| Adding nameserver 202.97.224.68 from /etc/resolv.conf
Ji_3*( =h?WT* 2003/06/21 18:01:09| Unlinkd pipe opened on FD 9
kzG mDi ){|Bh3XV 2003/06/21 18:01:09| Swap maxSize 1048576 KB, estimated 80659 objects
}&)X4= .v36xX K( 2003/06/21 18:01:09| Target number of buckets: 4032
)oJn@82C| {(@M0? 2003/06/21 18:01:09| Using 8192 Store buckets
sv0)sL G};os+FxF 2003/06/21 18:01:09| Max Mem size: 32768 KB
[];*9vxW 0b9;vlGq$ 2003/06/21 18:01:09| Max Swap size: 1048576 KB
CpuL[|51 s
l|n]#) 2003/06/21 18:01:09| Store logging disabled
#1i&!et&/ D.zEE-cGyb 2003/06/21 18:01:09| Rebuilding storage in /usr/local/squid/cache (DIRTY)
7q<2k_3< =B g 2003/06/21 18:01:09| Using Least Load store dir selection
f"zXiUV GsG.9nd 2003/06/21 18:01:09| Current Directory is /usr/local/squid/etc
_5(lp} s :c@v_J6C& 2003/06/21 18:01:09| Loaded Icons.
7F OG^ QS:dr."k 2003/06/21 18:01:09| Accepting HTTP connections at 0.0.0.0, port 3128, FD 8.
`0Y`]kSY+ !63p?Q= 2003/06/21 18:01:09| WCCP Disabled.
fmf3Hp@ ;uj&j1 2003/06/21 18:01:09| Ready to serve requests.
@:\Iw"P duCxYhh| 2003/06/21 18:01:16| Done scanning /usr/local/squid/cache swaplog (0 entries)
a>x3UVf_ fvn`$ 2003/06/21 18:01:16| Finished rebuilding storage from disk.
"c8
-xG O4w6\y3U 2003/06/21 18:01:16| 0 Entries scanned
r>4HF"Nm *Y"Kbn6 2003/06/21 18:01:16| 0 Invalid entries.
;i*<HNQ p|!5G&O, 2003/06/21 18:01:16| 0 With invalid flags.
EkotVzR5 oc+TsVt 2003/06/21 18:01:16| 0 Objects loaded.
e P]L wVU.j$+_# 2003/06/21 18:01:16| 0 Objects expired.
P_S^)Yo Vmq:As^a 2003/06/21 18:01:16| 0 Objects cancelled.
LpwjP4vWJ ]X
y2km] 2003/06/21 18:01:16| 0 Duplicate URLs purged.
jFbj)!; a *?bnw? 2003/06/21 18:01:16| 0 Swapfile clashes avoided.
GCaiogiBg d:C|laZHn 2003/06/21 18:01:16| Took 7.3 seconds ( 0.0 objects/sec).
iNj*Gj N 4Kj)E@ 2003/06/21 18:01:16| Beginning Validation Procedure
a;a^- n|D jeb]3i=pw 2003/06/21 18:01:16| Completed Validation Procedure
Er /:iO)_ zh8\
_>+ 2003/06/21 18:01:16| Validated 0 Entries
$gZC"~BR = BcKWC 2003/06/21 18:01:16| store_swap_size = 0k
8@b,>l$ M_
* KA 2003/06/21 18:01:17| storeLateRelease: released 0 object
{A<pb{<u ?'>pfU 否则根据提示检查配制文件。
-rg >y!L +H"[WZ5 D,R"P }G 1eod;^AP9 为了使squid的透明代理起作用,需要设置端口转发。方法如下:
B^|^hZZ> Tvp ~~Dk 编辑/etc/rc.firewall文件,添加下面一句
ckDWY<@v bhk:Szqz ipfw add 00500 fwd 127.0.0.1,3128 tcp from 192.168.0.0/24 to any 80
i|N%dl+T= LtrE;+%2oz |q+3X)Y [f ._w~ 下面建立squid的启动脚本squid.sh:
4~8!3JH39 +\s32o
zg 首先建立/usr/local/etc/rc.d目录
{&u`d.Lk2p {>EM=ZZfg # mkdir /usr/local/etc
ZMp5d4y5 {$
a
$m # mkdir /usr/local/etc/rc.d
}N^3P0XjYq \eH`{Z'.x5 # cd /usr/local/etc/rc.d
le7!:4/8 0NB5YQ8_] # vi squid.sh
}#cFr)4f G~.bi<(v 文件内容如下:
y)//u:l 6gy;Xg #!/bin/sh
$M:Ru@Du2 N6R0$Br ;\mTm;]G Aq]*$s2\G #if ! PREFIX=$(expr $0 : "\(/.*\)/etc/rc\.d/$(basename $0)\$"); then
{zNFp#z =|j~*6Hd # echo "$0: Cannot determine the PREFIX" >&2
7my7|s[ .&Ik(792Z& # exit 1
f.e4 C, 1EmZ/@k/Y #fi
RCC~#bb !
<O,xI' C@F3iwTtp
26[. te9 case "$1" in
[&MhAzF ZHN}:W/p start)
Z*Lv!6WS @%[ dh@oY if [ -x /usr/local/squid/sbin/squid -a -f /usr/local/squid/etc/squid.conf ]; then
HYcwtw6 du5|/ (cd /usr/local/squid/var/logs; /usr/local/squid/sbin/squid >/dev/null 2>&1 &) ; echo -n ' squid'
[g Y.h/ g[D`. fi
8|2I/#F}] \L5h&