(一、系统安装)
{=7i}xY]T ?+=|{{l yvisoZX j1+Y=@MA 前言
zL8A?G)=M +aqo8'a Kp8T;&<Iay s2=X>,kz? 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。
S9oGf Rj`Y X0?+ 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。
V<pjR@ >{Z=cv/6o 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。
eJp-s" % ;}'<`(f&nX 本连载文章前后关联很紧密,建议初学者一步一步来做。
o|q#A3%? {U-EBXV 试验环境如下:
V/}8+Xq TN`:T.B 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。
,`@|C
Z-4A mP[u[|] 软件环境:操作系统:FreeBSD4.7(4.8)
0|;=mYa4M rNyK*Wjt web服务器:Apache 1.3.27+modssl +mod_php4+mod_gzip+mod_fastcgi +mod_perl +mysql3.23
TLgVuY p
n>`v ftp服务器:Proftpd1.2.7+proftpd-mod-quotatab-1.2.4+mysql
R,1 ,4XT 6|}mTG^ mail服务器: iceblood前辈制作的qmail安装包(经过修改)+vqregister-2.5
b.;}Hq> ]!:Y]VYN)\ proxy服务器:使用FreeBSD内置的NAT和PPP拨号+squid
rtE,SN h
cXqg 视频点播服务器:Helix Universal Servevr (realserver9.01)
IyP].g1"U X&Lt?e,& 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)
/Ql}jSKi ]#n4A|&H NLY5L7 K_n%`5 第一步:安装系统
3v U (4}@ P$I\)Q H 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:
=C)1NJx&~ 5K{h)* *5 1、 采用最小化安装。
OhEL9"\< -m/4\D 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。
hhhO+D1( e r$ 'c 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。
GK&Dd"v E76:}( 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。
BUyA] Z-(HDn 128M /
P\e%8&_U/ F9W5x=EK\ 20G /home
a~>h'}C> n]Y _C^ 2G /ftp
}DaYO\:yK* kM`#U
*j 256M /tmp
W$S.?[X |3m%d2V*hF 6G /usr
<@u6*] >k|[U[@ 5G /var
e_V(G ,RQ-w2j? 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。
>B7OTGw H
#_Z6J 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。
7l3q~ dQ q=6Y2Q 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。
A4' aB0^ @jKB!z9{ 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:
(.o'1' ?f..N,s # /stand/sysinstall
Kq$1lPI %R"Fx$tQ 选Configure—Distributions—src—sys,内核文件将被安装在/usr/src/sys目录中。
{wI0 =U -S@: 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。
=Frr#t!(w0 y e'5A 转到内核文件目录
{'!~j!1'j h#
8b # # cd /usr/src/sys/i386/conf
2|BE{91 -;}Wm[
编辑内核文件
^ a:F*<D kx[8#+P # vi kernel_wwwx # kernel_wwwx为我的内核文件名
E<dN=#f6 t
,$)PV 我的内核文件如下:
*Y Ox`z!R WM26-nR #
A_%w(7o" ~\P.gSiz # GENERIC -- Generic kernel configuration file for FreeBSD/i386
1 <+^$QL mLE`IKgd] #
=xoTH3/,> 7|rT*-Ia # For more information on this file, please read the handbook section on
DxHeZQ"LL 7f>n`nq? # Kernel Configuration Files:
&kvVMnok qb&*,zN #
u2QJDLMJv J++D\x#@ #
http://www.FreeBSD.org/doc/en_US.IS...fig-config.html )Pq.kn{Sp xXZN<<f59 #
X*KT=q^?n |4vk@0L # The handbook is also available locally in /usr/share/doc/handbook
}_ E ]7;;uhn` # if you've installed the doc distribution, otherwise always see the
A\`Uu& G1rgp>m # FreeBSD World Wide Web server (
http://www.FreeBSD.org/) for the
dkjL;1 B_>
Fd& # latest information.
_wBPn6gg` \B)<<[ $ #
!?{5ET,gtN +dfSCs # An exhaustive list of options and more detailed explanations of the
8J} J;Ga M4| L # device lines is also present in the ./LINT configuration file. If you are
lgl/|
^ Uw X`&E,;bIb # in doubt as to the purpose or necessity of a line, check first in LINT.
2;/hFwm 4y'REC #
":OXs9Yg SPBXI[[- # $FreeBSD: src/sys/i386/conf/GENERIC,v 1.246.2.48 2002/08/31 20:28:26 obrien Exp $
=B 9U xQQ6D rlD@O~P4 Ch3##- machine i386
U/>5C:
l}JVRU{ cpu I586_CPU
~0L>l J E%TvGe;# cpu I686_CPU
vsK>?5{C- -Db( ident kernel_wwwx #内核文件名,这个要和你的内核文件名一致
g(1'i 1 Uu
,Re maxusers 0
~c4Y*]J Ae1},2py "'%x|nB xfb%bkr options INET #InterNETworking
J#\/znT ~jgd92`{z options FFS #Berkeley Fast Filesystem
V;$lgTs|' ?S"xR0 * options FFS_ROOT #FFS usable as root device [keep this!]
&3rh{" ^9 ?pFHpz options SOFTUPDATES #Enable FFS soft updates support
52oR^| <iMLM<J<w options UFS_DIRHASH #Improve performance on big directories
'2NeuK -KD --FvE|I options PROCFS #Process filesystem
yDPek*#^"q '?\Hm'8 options COMPAT_43 #Compatible with BSD 4.3 [KEEP THIS!]
xed$z @_;6L options SCSI_DELAY=15000 #Delay (in ms) before probing SCSI
<R2bz1!h. Epx.0TA= t options SYSVSHM #SYSV-style shared memory
TWy1)30x l1@:&j3h options SYSVMSG #SYSV-style message queues
"YivjHa7H K.z@Vx. options SYSVSEM #SYSV-style semaphores
%lujme H]cCyuCdH options P1003_1B #Posix P1003_1B real-time extensions
ak%8|'} Q,scjt[ options _KPOSIX_PRIORITY_SCHEDULING
k
v b"n} akR*|iK#b options ICMP_BANDLIM #Rate limit bad replies
1Z`zdZs !$j'F? 2> options AHC_REG_PRETTY_PRINT # Print register bitfields in debug
\!_ >ul MD%86m{Sg= # output. Adds ~128k to driver.
NS\'o
)J kM.zX|_ options AHD_REG_PRETTY_PRINT # Print register bitfields in debug
/Z^+K Q~jUZ-qN # output. Adds ~215k to driver.
@rE>D a}6Wo= [K^RC;}nV^ 'INdZ8j_ device tun 1
ur;8uv2o oC[$PPqX# options IPFIREWALL #防火墙
AtSEKpKc (|W@p\Q options IPFIREWALL_FORWARD #允许透明代理
g1Aq;Ah / ;:v:pg8qc options IPFIREWALL_VERBOSE #允许防火墙日志
;%Qu;FtC ?]:3`;h3 options IPFIREWALL_VERBOSE_LIMIT=100 #限制日志
\MnlRBUM, vuHqOAFNs options IPFIREWALL_DEFAULT_TO_ACCEPT #默认允许所有IP包
=V(I t'^/}=c- options IPDIVERT #启用由ipfw divert使用的转向IP套接字
QHK$2xtq| 8xLvpgcZ r.[9/'> O>UR\l|+:2 # To make an SMP kernel, the next two are needed
J@52<.>6 -FwOX~s/' #options SMP # Symmetric MultiProcessor Kernel
t|1?mH9 W@#Y/L:${ #options APIC_IO # Symmetric (APIC) I/O
%;GDg3L[p Nb-;D)W;B QD<f)JZK :hZYh.y\l device isa
op;OPf, oGa8}Vtc device eisa
S_WYU&8 Mc9% s$MT device pci
c{zQX0 MC^H N w q'[5h>Pa 4&}LYSZl 2}K7(y!?u 0X.pI1jCO # ATA and ATAPI devices
Yz4Q!tL S-*4HV_l device ata
tAefBFu 6Z0@4_Y@B6 device atadisk # ATA disk drives
ml\A)8O]j/ +Uq$'2CT :A>cf} ^As^hY^p >HXT:0 VD,g # SCSI Controllers #没有SCSI设备不需要这段
n)gzHch ) m[0, device ahb # EISA AHA1742 family
-b8Vz}Y ckS.j)@.c device ahc # AHA2940 and onboard AIC7xxx devices
-m3O\X wUv
Zc device ahd # AHA39320/29320 and onboard AIC79xx devices
;~3CuN8 9ELLJ@oNC device amd # AMD 53C974 (Tekram DC-390(T))
82{Lx7pI CtfI&rb[ device isp # Qlogic family
#3leMZ6 >:WnCkbp device mpt # LSI-Logic MPT/Fusion
|\Nu+w !ffdeWHR device ncr # NCR/Symbios Logic
rLtB^?A z ,E<(K8 device sym # NCR/Symbios Logic (newer chipsets)
R_`i=>Z- `{#0C- options SYM_SETUP_LP_PROBE_MAP=0x40
zuwlVn F|Pf-.r`t # Allow ncr to attach legacy NCR devices when
)%I2#Q"Nt- E0[ec6^qwY # both sym and ncr are configured
Kf/1;:^ [> Q+=(l LB1LQ0M V4PI~"4q#1 device adv0 at isa?
7.`Fe g. O`<id+rx device adw
F
jsnFX; ~.;+uH<i device bt0 at isa?
&NM.}f CY"&@v1 device aha0 at isa?
yhxen K Rs
e device aic0 at isa?
~gg(i"V kK\G+{z? 9$U@h7|Q`
~$cz`A device ncv # NCR 53C500
QhR.8iS $R6iG\V5 device nsp # Workbit Ninja SCSI-3
Q$u&/g3NvL HtY0=r device stg # TMC 18C30/18C50
O<}3\O )G( #e)A IsP-[0it TkHyXOk"Ky # SCSI peripherals #没有SCSI设备不需要这段
!D#wSeJ nIc:<w] device scbus # SCSI bus (required)
RI.6.f1dy ,6TF]6: device da # Direct Access (disks)
2w"Xv,*.'i WRIOj Q: device sa # Sequential Access (tape etc)
IDCuS T .#cd1b device cd # CD
[=/Yo1:v kHMD5Q device pass # Passthrough device (direct SCSI access)
"MS}@NLUW TEB<ia3+ ,yPs4',d {p.D E 10.u "^gV. 0'm$hU} lSW6\jX # atkbdc0 controls both the keyboard and the PS/2 mouse
,EsPm'`?A/ $4YyZ!_.@ device atkbdc0 at isa? port IO_KBD
F6'[8f ^lw0}
i device atkbd0 at atkbdc? irq 1 flags 0x1
Xgb ~ED] MawWgd* Ku'OM6D< =@ SJyW device vga0 at isa?
NCu:E{([ ,q_'l?Pn @'5*u~M *HC[LM k 'CM^,F& HLL:nczj # syscons is the default console driver, resembling an SCO console
T{A5,85 |M;tAG$,"y device sc0 at isa? flags 0x100
bh
Nqj sLHUQ(S! EdH;P\c l^~E+F~ QXaE2}}P #.j[iN
:+ # Floating point support - do not disable.
/7`fg0A 2bnF#-( device npx0 at nexus? port IO_NPX irq 13
{.HFB:<!} *m>XtBw. tMy<MO)Ei 7>@g)%", u*h+c8|zI kO)+%'L!8 # Serial (COM) ports
RX"~m!26
vG2&qjY1 device sio0 at isa? port IO_COM1 flags 0x10 irq 4
{J[5 {]Je[ l<DpcLX R3dt-v L_~vPp # 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
hQFF%xl N!=$6`d # 使用公共的MII总线控制器代码的PCI以太网适配器
8T]x4JQ0 `@tnEg # 注意:一定要保留'device miibus'以确保可用
s*3p*zf {K,KIj" # PCI Ethernet NICs that use the common MII bus controller code.
'#*5jn]CqB KD(}-zUs # NOTE: Be sure to keep the 'device miibus' line in order to use these NICs!
5 0KB:1(g "TQ3{=j{ device miibus # MII bus support
4Yx\U Vmb `%k20' device fxp # Intel EtherExpress PRO/100B (82557, 82558)
7[/1uI9U8K No(p:Snbo device rl # RealTek 8129/8139
2 y;J 11\ m1\+~*i device vr # VIA Rhine, Rhine II
OtsW>L@ O( >P_/a,O8 device xl # 3Com 3c90x (``Boomerang'', ``Cyclone'')
kCVO!@yZz %9HL" 6~O9|s^38w 2sXNVo8`w" # Pseudo devices - the number indicates how many units to allocate.
up^D9(y\ MEled:i pseudo-device loop # Network loopback
i^I
U)\ Ug~]!L pseudo-device ether # Ethernet support
<5fb,@YN
]$=\zL pseudo-device sl 1 # Kernel SLIP
#ts;s\! QGkMT+A pseudo-device ppp 1 # Kernel PPP
ji] H| ))xyaYIZkk pseudo-device tun # Packet tunnel.
VAL]\@Q} ']'V?@H]4 pseudo-device pty # Pseudo-ttys (telnet etc)
#J_+
SL[ 9% wVE] pseudo-device md # Memory "disks"
+jifbf- WA1h|:Z pseudo-device gif # IPv6 and IPv4 tunneling
w1 5QqhlK Q}qw`L1 pseudo-device faith 1 # IPv6-to-IPv4 relaying (translation)
f*tKj.P q wd7vYBc, r}%2;!T Fr{}~fRW< # The `bpf' pseudo-device enables the Berkeley Packet Filter.
7{fOo%(7 POl_chq # Be aware of the administrative consequences of enabling this!
J}M_Ka G-#]|) pseudo-device bpf #Berkeley packet filter
2]i>kV/,0 :u4q.^&!e (完)
a"Q> K7K Kx<T;iJ} $(A LxC gfU@`A_N" 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。
$6Az\Iu * wSGW_{;- 接下来编译安装新内核:
W, YYL(L Zy+EIx # /usr/sbin/config kernel_wwwx #kernel_wwwx为你的内核文件名
?VCM@{9 9s9_a4t5 # cd ../../compile/kernel_wwwx
873'=m& tY>_+)oi # make depend
g6V>_| X`'
@G # make
}u9wD08x 2n3g!M6~ # make install
$ytlj1. J\fu6Ti 重新启动(reboot)
J~=tR1k miv)R Y[p )&$p?kF 如果系统升级过源代码树,按下面方法编译内核:
Ph Ep3o&" @9ndr$t # cd /usr/src
CgxGvM4 )(`HEl>-9c # make kernel KERNCONF=kernel_wwwx #kernel_wwwx为你的内核文件名
s^6"qhTa sY*iRq 重新启动
Q/u1$&1 ^`<
%Pk ?VaAVxd29 ouO<un FreeBSD网站平台建设全过程(二、接入Internet并配制代理服务)
=(%+S<} ZlEH3-Zv L,PD4H"8 B$)&;Q 使用adsl接入Internet有两种情况,通过拨号获取动态ip或服务商直接给定静态ip。后者配制起来较容易。本文先讨论动态ip如何设置。
d4[mR~XXT b8$(j2B~ 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。
`fm^#Nw JS{trqc1d # vi /etc/ppp/ppp.conf
.*acw NJ ];Ck 我的ppp.conf文件内容如下:(注意set前要留空格)
D1g
.Fek5 W:V:Ej7 h default:
hErO.ad1o nPh|rW= set log Phase tun command
`:&jbd4H B^yA+&3HI set ifaddr 10.0.0.1/0 10.0.0.2/0
Cg 4l*"_ hantGw| adsl: # 配置代号
0Xx&Z8E KMo]J1o set device PPPoE:vr0 # vr0 改成你连接ADSL modem的网卡名
LRa^x44 "pLWJvj6- set mru 1492
)*tV F\U^-/0, set mtu 1492
,ag:w<km CpG]g>]L&[ set authname username # username是拨号用户名
=MCQNyf+ pjVF^gv,* set authkey password # password是拨号密码
ICxj$b ,Q>RtV set dial
&]xOjv/? U`w `Cr set login
hCvK2Xu R3,O;9i add default HISADDR
dnXre*rhz wx2EMr (完)
~[H+,+XLY+ Fu;\t 0
7%g8&d ytkV"^1^ # vi /etc/rc.conf
dd&n>A3O= DE659=Tq 我的rc.conf文件内容如下:(动态ip)
34e>R?J g(`m#&P>G # -- sysinstall generated deltas -- # Tue Jul 15 21:20:28 1997
Q^c)T>OAI LFHzd@Y7" # Created: Tue Jul 15 21:20:28 1997
5UU1HC;C YA,vT[kX # Enable network daemons for user convenience.
F{;{o^Pv X4z6#S58 # Please make all changes to this file, not to /etc/defaults/rc.conf.
!Ic{lB k.MAX8 # This file now contains just the overrides from /etc/defaults/rc.conf.
BXx0Z
%e.3 S>y(3E]I hostname="wwwx.3322.org" # 你的主机域名
w4UaWT1J yCt,-mz!z ifconfig_fxp0="inet 192.168.0.1 netmask 255.255.255.0" #内网网卡ip地址,fxp0是网卡名
o fw0_)!Q Kx[u9MD inetd_enable="YES" # 开机加载inetd
yi-S^ FR%u1fi kern_securelevel_enable="NO"
A"$UU6Z4 <XAW-m9SC linux_enable="YES"
<R%]9#re f:)%+)U<Xm nfs_reserved_port_only="NO"
%8N=4vTJ |}YeQl sendmail_enable="NO"
`EjPy>kM sh|@X\EZO sshd_enable="YES"
(w+dB8)X qwz_.=5E6 usbd_enable="NO"
"h >B`S #^Io9dAh gateway_enable="YES"
afJ`1l ;K+'J0 firewall_enable="YES" #启用防火墙
Ie14`' x<-n}VK\ firewall_script="/etc/rc.firewall"
a1p}y2 m:{ws~ firewall_type="open"
*;]j#0 k&kx%skz firewall_quiet="YES"
v]tNJ=aI uBPxMwohR firewall_logging_enable="YES"
#UO#kC<2(B k8~/lE.Wy ppp_enable="YES" # 开机自动拨号
|D
?}6z 5NT?A,r" ppp_mode="ddial"
X 9lh@`3 ^{vf|zZ _ ppp_nat="YES" # 启用透明代理
p%_m!
LZ"yMnhOf ppp_profile="adsl" # 配置代号
13X0LN IQz:DJ # -- sysinstall generated deltas -- # Wed Jul 16 06:52:13 1997
aeP
6JHj ~qk5Mk4$ (完)
~sd+ch* T==(Pw7R7 5,pKv 99<0xN(25 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。
m)]A$*`< ~BSE8M+r 如果解析不了域名,检查一下/etc/resolv.conf文件是否加入了正确的dns服务器地址。
w=r3QKm#K lQnl6j cjd Z.jR2 ylEQeN 如果是静态ip方式,则只需要编辑/etc/rc.conf文件。
BgzER[g|q{ v@6TC 1M, 我的/etc/rc.conf文件如下:(静态ip)
?4]#gCks &?-LL{W{ # -- sysinstall generated deltas -- # Tue Jul 15 21:20:28 1997
le*1L8n$' `?X=@ # Created: Tue Jul 15 21:20:28 1997
LHt{y3l] D`t }V # Enable network daemons for user convenience.
m
_0D^e7# %/86}DCfE? # Please make all changes to this file, not to /etc/defaults/rc.conf.
ZW]Q|vPh4U *=- o0 c # This file now contains just the overrides from /etc/defaults/rc.conf.
:OF:(,J g' xR$6t hostname="wwwx.3322.org" #主机域名
R"au8f. NbD"O8dL~E defaultrouter="218.10.104.1" #服务商提供的路由器地址
(ei;Y~i :uAW ifconfig_vr0="inet 218.10.104.188 netmask 255.255.255.0" #服务商提供的静态ip
&*I\~;1 o4)^U t+ ifconfig_fxp0="inet 192.168.0.1 netmask 255.255.255.0" #内部网卡ip
x<0-'EF/S {|}tp<:2 inetd_enable="YES" #开机加载inetd
1I?D$I>CV VtR?/+8X kern_securelevel_enable="NO"
e$k]z HlQ e7{n=M linux_enable="YES"
b6IYo!3 !bnuC c nfs_reserved_port_only="NO"
C] <K s C-;y#a) sshd_enable="YES"
%!r>]M < dQ=mg#( sendmail_enable="NO"
BReNhk)S cxTP4\T\E usbd_enable="NO"
C043h?x &%~2Wm gateway_enable="YES"
{iP^51fy }+[H~8)5 firewall_enable="YES"
{emO=@CP P@Wi^svj firewall_script="/etc/rc.firewall"
g)*[W>M qll) firewall_type="open"
,3G8afo EDR;" G(N firewall_quiet="YES"
ta>:iQa DWB.dP *8 firewall_logging_enable="YES"
8>Xyz`$kH ~jab/cR natd_enable="YES" # 启用透明代理
<RmI)g>'_^ oYNP,8r^ natd_interface="vr0" # natd接口,vr0为连接外网modem的网卡
:t\pi.uWt K~A$>0c # -- sysinstall generated deltas -- # Wed Jul 16 06:52:13 1997
B2~KkMF r5qp[Ss3F (完)
NymS8hxR =J0X{Ovn4z )bZS0f- PaF`dnJ 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。
)%q]?@kB FbB>
Md; 4h>Dpml @
8yV 15! 使用Squid:
1F*gPhm }&d@6m] 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。
xrX^";}j )v1n#m,W 安装方法:
B\a-Q,Wf 4,m
aA 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。
|3f?1:"Z _94|^ YEoQIR 75~>[JM 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:
*<n]"- xU#f>@v! # mkdir /home/ylf/app
YC#N],# +E7s[9/r 将用户ylf设为/home/ylf/app目录及其子目录的所有者
dzMlfJp V6Kw71'9 # chown –R ylf /home/ylf/app
q/,>UtRr Jrd:6Z 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
5BCHWX*y yTWP1 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。
!6:kJL}U LutP&Ebt8 执行如下命令:
{)]5o| Hx !Mp.jE # cd /home/ylf/app
qc_c& E7-il;`cKn # tar zxvf squid-2.5.STABLE3.tar.gz #解压缩安装包
Z-W>WR m.ev~Vv~ # cd squid-2.5.STABLE3 #进入解开的目录
].=&^0cg &U%AVD[ # ./configure --prefix=/usr/local/squid #配制、将squid安装在/usr/local/squid目录
?zW4|0 _oK*1#Rm8 # make all #编译
iIFM 5CT %"|I`
m # make install #安装
$eUI.j(HU sJ[I< 下面编辑squid的配置文件:
e ?FjN 9 }t }y # cd /usr/local/squid/etc
R&Y+x;({
>5Y%4++( 将原来的配置文件改名
NO5\|.,Z KECo7i= e # mv squid.conf squid.conf.bak
&5:83#*Oj qScc~i Oq 编辑新的配置文件
tQ=P.14>: JGl0
(i*| # vi squid.conf
r w(EI,G aMdWT4 我的squid.conf内容如下:
: p# 5nYi ' jAX&7G` qKu/~0a/ JB.f7- #取消对代理阵列的支持
M?m Pi 3 gXZl3 icp_port 0
hKo& ZWPq pRyePxCDj) $m{-I= UXpF$= #对日志文件和pid文件位置进行设置
\
vf&Ldk m,YBk<Bx cache_store_log none
D@@J7 '/l<\b/E cache_access_log /usr/local/squid/var/logs/access.log
,*_=w^;Rr 6
axe cache_log /usr/local/squid/var/logs/cache.log
yOHVL~F s6=jHrdvv emulate_httpd_log on
GH ]c 4mYJ i#e6x pid_filename /usr/local/squid/var/logs/squid.pid
9 Z,K Fo\* Cr9D ejs_ ? %l{0z< #设置运行时的用户和组权限
=^a Ngq >1luLp/,$ cache_effective_user squid
;ED` 7 JmlMfMpXMs cache_effective_group squid
/j%(Z/RM 9R$0[HbI3 hO8~Rg
eO7 )LM4 #设置管理信息
8zhr;Srt w)xiiO[ visible_hostname wwwx.3322.org.
L>xecep FFC"rG cache_mgr
yourname@yourdomain.com ~)ut"4
VINb9W}G[ 8NP|>uaj \PU7,*2 #设置监听地址和端口
Q`= ,&;T> n:dnBwY http_port 3128
f%#q}vK- 'P'f`;'_DC udp_incoming_address 0.0.0.0
":igYh $)or{Z$& o'Rr2,lVi {N.JA= #设置squid用户hot object的物理内存的大小以及设置cache目录
\3K%> *z?Vy<u G cache_mem 32 MB
P|U9f6^3 `IC2}IiF cache_dir ufs /usr/local/squid/cache 1024 16 256
sKu/VAh
x +g.lLb*# *I)F5M eHX;*~e6) #访问控制设置
<rQ+ErDA /7[U J' acl mynet src 192.168.0.0/255.255.255.0
>~+qU&'2 $X\deJ1Hi acl all src 0.0.0.0/0.0.0.0
*WzvPl$e =&8 Cg http_access allow mynet
)#%v1rR yxx9h3 http_access deny all
|[+/ ]Y ;*+wg5| 5EX
Ghc' 4CH/~b1( #透明代理设置
.:wo
ARW! W)~}o<a)[ httpd_accel_host virtual
@1c[<3xJT g.,_E4L httpd_accel_port 80
q0t} Ea<kc[Q httpd_accel_with_proxy on
q$iGeE# 'lWgHmE httpd_accel_uses_host_header on
#ULjK*)R $R&K-;D/8 v?O6|0#x Y[~Dj@Q< #swap 性能微调
bI?uV;m> ~~iFs ,9 half_closed_clients off
][?@)) 9]4 W cache_swap_high 100%
_Dq,\} cLm|^j/ cache_swap_low 80%
;${_eab] pP|LSrY! maximum_object_size 1024 KB
A6S|pO1)3 4NK{RN3 ]8o[&50y \c(Z?`p]R1 #控制对象的超时时间
nBg
tK nhImO@Q: refresh_pattern -i .html 1440 90% 129600 reload-into-ims
LW#$%} A7enC,Ey refresh_pattern -i .shtml 1440 90% 129600 reload-into-ims
v!WkPvU =6O<1<[y refresh_pattern -i .hml 1440 90% 129600 reload-into-ims
opIbs7k- Fi8#r)G. refresh_pattern -i .gif 1440 90% 129600 reload-into-ims
Ha41Wn'tZ Ox%.We5 refresh_pattern -i .swf 1440 90% 129600 reload-into-ims
]_js-+w6 >HRL@~~Z refresh_pattern -i .jpg 1440 90% 129600 reload-into-ims
0
zn }l6OS qe_qag9 refresh_pattern -i .png 1440 90% 129600 reload-into-ims
X%R ) U$m[{r2M refresh_pattern -i .bmp 1440 90% 129600 reload-into-ims
{8e4TD9E0 :pw6#yi8` refresh_pattern -i .js 1440 90% 129600 reload-into-ims
/r?EY&9G A$1Gc>C (完)
f=cj5T:[ \N a S2PPwCU
%G> 需要改的地方是访问控制设置中的子网改成你自己的子网。其他的地方可根据需要调整。不改也可。
:zK\t5 P
~rT uj 如果不使用日志,将日志设置部分改成如下句子:
=u<jxV9 q]rqFP0C cache_store_log none
e13' dCG 78h!D[6 cache_access_log /dev/null
%pUA$oUt z/P^Bx]r cache_log /dev/null
@3_."-d ;y]BXW&l& =2OLyZDI )u>/: 添加squid系统用户和组
Lg2z `uv $*qQ/hi # pw groupadd squid
<!a%GI _%@ri]u{ov # pw useradd squid -g squid -s /sbin/nologin
|y DaFv EHH+)mlo 建立cache目录
E5Zxp3 N 20`QA
u)' # mkdir /usr/local/squid/cache
Lgrpy a_(fqoW 改变cache目录和logs目录的所有者为squid用户和组
^X|Bzz) &'"dYZj{ # chown –R squid /usr/local/squid/cache
$TY1'#1U; uZXG" # chgrp –R squid /usr/local/squid/cache
\}:;kO4f 6QX2&[qWS # chown –R squid /usr/local/squid/var/logs
z|v/hUrD 5-! Zm] # chgrp –R squid /usr/local/squid/var/logs
{1L{ 1qE*M7_:E> 运行squid –z建立cache目录结构
\:Z8"~G owe6ge7m
# /usr/local/squid/sbin/squid –z
Q60'5Wt 60X))MyN ;R*tT%Z, 4YyVh.x 测试squid运行情况
W0\
n?$ZC~ I!u fw\[ # /usr/local/squid/sbin/squid –NCd1
bF c
% ve*m\DU 出现下面显示证明squid安装成功
WVdF/H @XN*H- | 2003/06/21 18:01:09| Starting Squid Cache version 2.5.STABLE3 for i386-unknown-freebsd4.7...
(dHil#l
4Ixu% 2003/06/21 18:01:09| Process ID 160
h:Hpz 4=C7V,a 2003/06/21 18:01:09| With 957 file descriptors available
!~-@p?kW/ 4%>2>5 2003/06/21 18:01:09| Performing DNS Tests...
v
O@7o CH] +S>$ 2003/06/21 18:01:09| Successful DNS name lookup tests...
qrkJ: ~mk>9Gp 2003/06/21 18:01:09| DNS Socket created at 0.0.0.0, port 1029, FD 4
,Wlw#1fP -m_H]<lWZ 2003/06/21 18:01:09| Adding nameserver 202.97.224.68 from /etc/resolv.conf
=@s {H + AI9#\$aGV 2003/06/21 18:01:09| Unlinkd pipe opened on FD 9
@%gth@8 k[8{N 2003/06/21 18:01:09| Swap maxSize 1048576 KB, estimated 80659 objects
C7_nA:Rc |`Q2K9'4bL 2003/06/21 18:01:09| Target number of buckets: 4032
dH~i [w?v !8l 2003/06/21 18:01:09| Using 8192 Store buckets
uU!}/mbo &b=OT%D~FU 2003/06/21 18:01:09| Max Mem size: 32768 KB
Z>_F:1x M&5De{LS} 2003/06/21 18:01:09| Max Swap size: 1048576 KB
j!/=w q arb'.:[z^ 2003/06/21 18:01:09| Store logging disabled
`c'R42SA e6
a]XO^ 2003/06/21 18:01:09| Rebuilding storage in /usr/local/squid/cache (DIRTY)
\PM5B"MDZ 0'O6-1Li 2003/06/21 18:01:09| Using Least Load store dir selection
.Gn-` * %w8bB 2003/06/21 18:01:09| Current Directory is /usr/local/squid/etc
2'7)D}p :0vKt 6>Sp 2003/06/21 18:01:09| Loaded Icons.
_&K>fy3t& !H4C5wDu 2003/06/21 18:01:09| Accepting HTTP connections at 0.0.0.0, port 3128, FD 8.
!f)^z9QX8 wG",Obja 2003/06/21 18:01:09| WCCP Disabled.
f_;6uCCO &m{vLw 2003/06/21 18:01:09| Ready to serve requests.
_)-y& 3?uah'D5 2003/06/21 18:01:16| Done scanning /usr/local/squid/cache swaplog (0 entries)
O%m>4OdH 3\H0Nkubts 2003/06/21 18:01:16| Finished rebuilding storage from disk.
OHK]=DH:M .aD=d\ 2003/06/21 18:01:16| 0 Entries scanned
6&[rATU+ 7Lx=VX#]q 2003/06/21 18:01:16| 0 Invalid entries.
lzK,VZ=mM C>Cb 2003/06/21 18:01:16| 0 With invalid flags.
:z a:gs0 W,|JocDq 2003/06/21 18:01:16| 0 Objects loaded.
e)2w&2i`(F YV)h"u+@0 2003/06/21 18:01:16| 0 Objects expired.
(i>bGmiN lj"72 2003/06/21 18:01:16| 0 Objects cancelled.
D:fLQ8a ebIRXUF}> 2003/06/21 18:01:16| 0 Duplicate URLs purged.
C$7dmGjZ LseS8F/q 2003/06/21 18:01:16| 0 Swapfile clashes avoided.
]C5/-J,F 2M*84oh8P 2003/06/21 18:01:16| Took 7.3 seconds ( 0.0 objects/sec).
7"s8G7 [Q:mLc 2003/06/21 18:01:16| Beginning Validation Procedure
vl:V?-sY E2( {[J 2003/06/21 18:01:16| Completed Validation Procedure
C~8;2/F7 f<Xi/( 2003/06/21 18:01:16| Validated 0 Entries
Ue!~|: #Y<(7 2003/06/21 18:01:16| store_swap_size = 0k
);1UbqVPD 2sYOO> 2003/06/21 18:01:17| storeLateRelease: released 0 object
DH'0# <a)L5<# 否则根据提示检查配制文件。
q*d@5 OuwEO 3#~w#Q0% +JPHQx'W 为了使squid的透明代理起作用,需要设置端口转发。方法如下:
f~v@;/HL X$9
"dL 编辑/etc/rc.firewall文件,添加下面一句
+=g9T`YbE (VB-5&b ipfw add 00500 fwd 127.0.0.1,3128 tcp from 192.168.0.0/24 to any 80
NG\^>.8 ">!<