(一、系统安装)
[((;+B u:aW 8 lKEkXO ; 7N
Z<k 前言
)c l5B{1P Zy|Mz& sp@E8G%xO ,K:ll4{b 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。
#gm)dRKm% kId
n6 Wx, 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。
A
AHt218 .uNQBBNv 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。
G_> #Js _+
.\@{c 本连载文章前后关联很紧密,建议初学者一步一步来做。
)'*5R <# 9-]i.y 试验环境如下:
w8g,a]p ^F:k3,_[ 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。
>~K
qg~ @ym/27cRE 软件环境:操作系统:FreeBSD4.7(4.8)
^z,_+},a3T iCHt1VV] web服务器:Apache 1.3.27+modssl +mod_php4+mod_gzip+mod_fastcgi +mod_perl +mysql3.23
Bi@&nAhn@ upeU52@\ ftp服务器:Proftpd1.2.7+proftpd-mod-quotatab-1.2.4+mysql
C7H/N<VAq DJP2IP mail服务器: iceblood前辈制作的qmail安装包(经过修改)+vqregister-2.5
-hkQ2[Ew# [:^-m8QC proxy服务器:使用FreeBSD内置的NAT和PPP拨号+squid
K|DWu8 88c<:fK 视频点播服务器:Helix Universal Servevr (realserver9.01)
$lhC{&tBV 7LO%#No", 网络环境:我用的是adsl动态拨号方式,因为动态ip所存在的一些问题,我把所有的服务都装在一台机器上,且这台机器要直接与外网相连。静态ip更方便一些。(本文两种方式都会讨论)
C/(M"j M z>w`ZD}XY N)&4Hy CRbdAqofV 第一步:安装系统
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jG5Tv w
'3#&k+ 关于安装过程网上有很多文章,这里不作详述。仅提出几点建议供大家参考:
gKOOHUCb ,;M4jc{ 1、 采用最小化安装。
!"+'A)Nve ~EK'&Y"1 2、 安装时启用inetd,并在编辑inetd.conf文件时,把带有“ftp”的行前面的“#”号去掉。这样作是为了以后安装软件时可以用ftp上传文件。
zni)<fmju Isx#9C 3、 添加一个wheel组的用户,这样在系统工作正常后可以在windows系统上通过终端登录软件(如SecureCRT)进行所有操作。FreeBSD4.7在最小安装时支持SSH终端登录,所以我们需要使用支持SSH协议的终端软件,如SecureCRT。例如我添加的用户名是ylf,隶属wheel系统组。系统产生一个用户目录/home/ylf。我可以通过SecureCRT以ylf身份登录到系统,然后通过su命令切换到root用户。同时我也可以在IE浏览器内键入
ftp://192.168.0.1 ,并输入ylf用户名和密码登录ftp将需要的文件上传到自己的用户目录里。(192.168.0.1是我的服务器连接内网的网卡ip地址)。以下除系统安装部分,我都是采用终端方式操作。
z&V+#Ws/ #GJ
dZ 4、 分区时将/home、/usr和/var划的大一些,因为/usr为程序目录,/var要存放日志,/home是用户主目录,我的用户文件如网页、ftp上传文件等都放在这里。还有最好保留一部分空间留作以后需要的时候用。我的机器上有2块硬盘,一快18.2G SCSI硬盘,一块40G IDE硬盘。我是这样划分的。
E*?<KZe" \6;=$f/?t 128M /
4mn&4e y>*xVK{D 20G /home
)P7)0c B75k^ohfj 2G /ftp
s}pIk.4ot! }8;[O
9 256M /tmp
V'w@rc\XN w&xDOyW] 6G /usr
2< hAa9y 3BpZX`l*p 5G /var
D~o$GW% N41 R 其中/ftp是为匿名ftp用户访问专用。剩余空间留作备用。当然如果硬盘空间少的话,做我们的试验也是够用的。
<L&m4O#| y<b{Ji e 关于安装方面的文章,大家也可以参考delphij写的《FreeBSD服务器的安装与优化》。
http://community.freebsdchina.org/catalog.php?forum=34 一文。
sl2@umR7%( p">EHWc}D 安装完系统后,要重新编译内核。目的是要系统支持Firrwall和提高运行效率。
w1UA?+43 >AJSqgHQ, 首先确认系统是否安装了FreeBSD的内核支持。如果是最小安装,则需要运行/stand/sysinstall命令安装内核支持。方法如下:
S~]mWxgZ WW~+?g5 # /stand/sysinstall
G|\^{5 =V"(AuCVE 选Configure—Distributions—src—sys,内核文件将被安装在/usr/src/sys目录中。
t'm;:J1 Gn;@{x6 注意:这之后的过程在终端上操作要方便许多。SecureCRT支持在终端界面上直接拷贝和粘贴文本内容。
&CwFdx:Ff Jjl`_X$CB 转到内核文件目录
e L.(p
k^< s|y:UgD # cd /usr/src/sys/i386/conf
b*ef); GJqE!I,. 编辑内核文件
*6(kbe s `gKf#f # vi kernel_wwwx # kernel_wwwx为我的内核文件名
MQKfJru7 .5!t:FPOv 我的内核文件如下:
uytE^ Et_V,s<| #
0| ;
.6\ UU8pz{/ # GENERIC -- Generic kernel configuration file for FreeBSD/i386
HK+/:'Pu I7^zU3]Ul #
pu,?<@0YK zS]8V?` # For more information on this file, please read the handbook section on
7)%+=@ 67y Tvr@a # Kernel Configuration Files:
h_d<! CkswJ:z)sc #
j1 =`| cwV]!=RtO #
http://www.FreeBSD.org/doc/en_US.IS...fig-config.html 5[n(7;+gw JMdPwI #
r <
cVp^ <LRey%{q # The handbook is also available locally in /usr/share/doc/handbook
WMMO5_Mz jjM{] # if you've installed the doc distribution, otherwise always see the
aTBR|US -Z-IF#% # FreeBSD World Wide Web server (
http://www.FreeBSD.org/) for the
](F#`zUQ 9_sA&2P{uV # latest information.
rxme(9M >3u]OSb #
Dz./w Q?AmOo-a # An exhaustive list of options and more detailed explanations of the
N$[$;Fm: k=GG>]<i # device lines is also present in the ./LINT configuration file. If you are
9Ct` yPw'] " # in doubt as to the purpose or necessity of a line, check first in LINT.
Tlj:%yK2 ^*~;k|;& #
n4lutnF exdx\@72 # $FreeBSD: src/sys/i386/conf/GENERIC,v 1.246.2.48 2002/08/31 20:28:26 obrien Exp $
nADX0KI X,8<oX1r TPhTaKCio ^t7x84jhL machine i386
*._|- L Dup;e&9g cpu I586_CPU
[31p&FxM 4d:{HLX, cpu I686_CPU
PR|R`.QSs ,#W ident kernel_wwwx #内核文件名,这个要和你的内核文件名一致
7=]i~7uy flgRpXt maxusers 0
wM[~2C=vx <}6{{&mT4 Jgu94.;5 -CH`> options INET #InterNETworking
{YUIMd!Y [7m1Q< options FFS #Berkeley Fast Filesystem
3sCFHn#c 4em;+ >D6 options FFS_ROOT #FFS usable as root device [keep this!]
fJZp?e" S(aZ4{a@ options SOFTUPDATES #Enable FFS soft updates support
(Toq^+`c e"r)R8 options UFS_DIRHASH #Improve performance on big directories
wB>r(xQ' {A|TowBN options PROCFS #Process filesystem
;v jEXW options COMPAT_43 #Compatible with BSD 4.3 [KEEP THIS!]
DP/J(>eG
$hxNhI options SCSI_DELAY=15000 #Delay (in ms) before probing SCSI
}bU8G ' /MQU
>& options SYSVSHM #SYSV-style shared memory
*Ywpz^2?: T!W~n
ZC options SYSVMSG #SYSV-style message queues
sS
TPMh 2wqk,c[] options SYSVSEM #SYSV-style semaphores
8vk..!7n} ^[Cv26 options P1003_1B #Posix P1003_1B real-time extensions
w<9>Q1( 5BR5X\f0 options _KPOSIX_PRIORITY_SCHEDULING
w#i[_ ZDL']*)' options ICMP_BANDLIM #Rate limit bad replies
z'p:gv] Da$r ` options AHC_REG_PRETTY_PRINT # Print register bitfields in debug
27ckdyQx X}P$emr7 # output. Adds ~128k to driver.
KNgH|5Pb EliTFxp options AHD_REG_PRETTY_PRINT # Print register bitfields in debug
|_u8mV \8OO)98' # output. Adds ~215k to driver.
fQ>4MKLw=d ]aCk_*U ~tB;@e .ut{,(5 device tun 1
t0:AScZY 6I_Hd>4 options IPFIREWALL #防火墙
N?dvuB ^BZkHAp options IPFIREWALL_FORWARD #允许透明代理
bU 63X={ ,D6v4<jh options IPFIREWALL_VERBOSE #允许防火墙日志
m\/(w_/? vhr+g 'tf options IPFIREWALL_VERBOSE_LIMIT=100 #限制日志
}G$]LWgQx U-wLt(Y< options IPFIREWALL_DEFAULT_TO_ACCEPT #默认允许所有IP包
t)oa pIeIe t"j|nz{m options IPDIVERT #启用由ipfw divert使用的转向IP套接字
B@Nt`ky0* ,~zj=F Q-rL$%~=' Y<\^7\[x # To make an SMP kernel, the next two are needed
W&:[r/8wA zBf-8]"^ #options SMP # Symmetric MultiProcessor Kernel
[=*E+Oc Bqws!RM'&@ #options APIC_IO # Symmetric (APIC) I/O
y'ja< 1I> i54md$Q^ RANPi\] #y]3LC#)^G device isa
yj@tV2 M4Z@O3OIE device eisa
!}3,B28 P];JKE% device pci
u%O-;>J "fQRk x2|6 P4
ul[zZ ,gnQa D
y6$J3 r # ATA and ATAPI devices
N$?cX(|7 E(<LvMiCa device ata
+V v+K(lh$ ZeasYSo4P device atadisk # ATA disk drives
$7I]`Jt 5T4"j;_.BL c)C 5KaiPG z)F#u:t 'Tb0-1S? >Pe:I # SCSI Controllers #没有SCSI设备不需要这段
YTY%#"
4YbC(f device ahb # EISA AHA1742 family
ZofHic U2*6}c< device ahc # AHA2940 and onboard AIC7xxx devices
`0BdMKjA a
ib}`l device ahd # AHA39320/29320 and onboard AIC79xx devices
^[h2% c$ 2xmk,&s device amd # AMD 53C974 (Tekram DC-390(T))
(0*v*kYdL+ nYv#4* device isp # Qlogic family
^6 /j_G "2n;3ByR device mpt # LSI-Logic MPT/Fusion
L9IGK< [j6~}zu@ device ncr # NCR/Symbios Logic
||TtNH G=M] 8+h device sym # NCR/Symbios Logic (newer chipsets)
!awh*Xj6 Oo%!>!Lt, options SYM_SETUP_LP_PROBE_MAP=0x40
3
%(Y$8U EHf)^]Z # Allow ncr to attach legacy NCR devices when
sV0Z #!!AbuhzK{ # both sym and ncr are configured
>.dHt\ 4E"d / ='/Z;3jt]x {V2bU}5
[ device adv0 at isa?
oo'w-\2]p #-x@"+z device adw
KvFR8s V> a*3D device bt0 at isa?
5]"BRn1* 5 Rz/Ri\c= device aha0 at isa?
<A~GW
'HB ZL91m`r device aic0 at isa?
,zgNE*{Y"4 uIP
iM8( =Q?f96T |1V2tx device ncv # NCR 53C500
oXc/#{NC j8HOc( device nsp # Workbit Ninja SCSI-3
[%.18FWI Gj6. Iv device stg # TMC 18C30/18C50
2:J,2=% nTZ> |R) S!j^|! wkT;a&_ # SCSI peripherals #没有SCSI设备不需要这段
J9@}DB N^$9;CKP= device scbus # SCSI bus (required)
!P|5#.eC IhW7^(p\ device da # Direct Access (disks)
L~MpY{!3 Y$8; Gm<) device sa # Sequential Access (tape etc)
.w'vD/q; R`He^ device cd # CD
_@prmSc /_OOPt=G device pass # Passthrough device (direct SCSI access)
Zd<[=%d R#0{Wg0O) W(k:Pl# k/#M<z aW`dFitpM a>b8-j=J B
T7Id Qq0O0U # atkbdc0 controls both the keyboard and the PS/2 mouse
E/"SU*Co ``-k{C#F device atkbdc0 at isa? port IO_KBD
^g]xU1] * =x4a~=HX device atkbd0 at atkbdc? irq 1 flags 0x1
v' 0!= r :VFTVmr b?k4InXh a%n'%*0 device vga0 at isa?
I<`V_ >ITEd nO_!:6o". }N| \ 5Bd(>'ig_ 6^ik|k| # syscons is the default console driver, resembling an SCO console
D Q 5W6W <3Fz>}V32 device sc0 at isa? flags 0x100
J9a $AU* {5 Kz' FT e`ex]py<C c! ~T2t e?vj+ZlS$f i puo} # Floating point support - do not disable.
U3VT*nj' S>EDL device npx0 at nexus? port IO_NPX irq 13
E!dp~RwZu /hfUPO5 wiBuEaUkW fM9xy \. \>;%Ji &E]"c]i+ # Serial (COM) ports
<{ #<5 8 tj#b_u z device sio0 at isa? port IO_COM1 flags 0x10 irq 4
[)iN)$Mv KT=a(QL y^YVo^3 a|z1K # 我用的是8139和Dlink DFE-530TX网卡,大家可根据自己的网卡型号保留或删除
BJIFl!w PHl4 vh#E! # 使用公共的MII总线控制器代码的PCI以太网适配器
uH]
m]t XC}1_VWs # 注意:一定要保留'device miibus'以确保可用
:3gFHBFDj (k#t}B[ # PCI Ethernet NICs that use the common MII bus controller code.
* 2%oZXF fr]Hc+7 # NOTE: Be sure to keep the 'device miibus' line in order to use these NICs!
UhBz<>i;! 'v+96b/; device miibus # MII bus support
/=-h:0{M 8'%+G device fxp # Intel EtherExpress PRO/100B (82557, 82558)
"Y(%oJS]D ]]3Q*bq4 device rl # RealTek 8129/8139
q!@c_o DzE E:&*= device vr # VIA Rhine, Rhine II
U-ULQ| 6U |QMT
A5 device xl # 3Com 3c90x (``Boomerang'', ``Cyclone'')
AD,@,|A 5Ny0b|+p 6<+8}`@B>G %27G 2^1 # Pseudo devices - the number indicates how many units to allocate.
z(r"JNO@ LsnXS9_ pseudo-device loop # Network loopback
>7W"giWP 2t.fD@ pseudo-device ether # Ethernet support
TiTYs 5%#i79z&B pseudo-device sl 1 # Kernel SLIP
-/1d& l2r>|CGQ[ pseudo-device ppp 1 # Kernel PPP
s?HsUD$b r@;$V_I pseudo-device tun # Packet tunnel.
'2j~WUEmg sgR
9d pseudo-device pty # Pseudo-ttys (telnet etc)
zEAx:6`c 4bWfx_0W pseudo-device md # Memory "disks"
@!Y.935/0 ?!rU
|D pseudo-device gif # IPv6 and IPv4 tunneling
z[%[bs2{ :> x:(K pseudo-device faith 1 # IPv6-to-IPv4 relaying (translation)
^=3 ^HQ'Zm hg!x_Eq| 2Sv>C `FMU $F<%Jl7_Z # The `bpf' pseudo-device enables the Berkeley Packet Filter.
qP@L(_=g ~y`Pwj # Be aware of the administrative consequences of enabling this!
-\5[Nq{N Z#%}K
Z pseudo-device bpf #Berkeley packet filter
"rL"K Sw/J+FO2 (完)
A<]&JbIt ,Z >JvTnH OrzM
hQaf r';Hxa ' 我用的是8139网卡和Dlink DFE-530TX网卡,如果你用其他型号的网卡,需要察看当前目录的GENERIC 内核文件,找到描述自己的网卡型号的段并将其添加到新的内核文件里。其他的不改直接拷贝过来就可以用了。
I<IC-k"Y PZ~`O 接下来编译安装新内核:
EC0zH#N n&3iz05} # /usr/sbin/config kernel_wwwx #kernel_wwwx为你的内核文件名
e3G7K8 u87=q^$ # cd ../../compile/kernel_wwwx
rGGS]^
uT#Acg # make depend
oXvdR(Sb^ ik8|9m4/ # make
~>lOl/n 5 nqBG]y aI # make install
:LU"5g !>?4[|?n< 重新启动(reboot)
JvT%R`i N;e}dwh& /vMQF+ jo]m12ps 如果系统升级过源代码树,按下面方法编译内核:
)j$b9ZBk p|xs|O6{ # cd /usr/src
wV7@D[8 ':5Trx # make kernel KERNCONF=kernel_wwwx #kernel_wwwx为你的内核文件名
xn0s`I[ 't||F1X~J 重新启动
IY-(-
a8 XL{{7%j HCI'q\\ yIn/Y 0No FreeBSD网站平台建设全过程(二、接入Internet并配制代理服务)
6tDg3`w> 8ct+?-3g oSpi{ $x oFX"F0rx 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。
m4wPuW Cb4d|yiS8 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。
@'6S[zU @&/s~3 # vi /etc/ppp/ppp.conf
3U :YA&K( cg>!<T* 我的ppp.conf文件内容如下:(注意set前要留空格)
k8!hvJ)? UUt~W default:
ZJiuj! $`-SVC set log Phase tun command
1jR=h7^= S.zg& set ifaddr 10.0.0.1/0 10.0.0.2/0
,<R>Hiwg/s PmuEL@'^ U adsl: # 配置代号
N`
@W% =*@MQ set device PPPoE:vr0 # vr0 改成你连接ADSL modem的网卡名
4f_ZY5= fU\k?'x_ set mru 1492
fzq'S]+ ;$E~ZT4p set mtu 1492
\SoYx5lf KqT#zj set authname username # username是拨号用户名
W)G2Cs?p }Rf}NWU)| set authkey password # password是拨号密码
,I9][_ }3
fLV set dial
FU [8:o62 #`fi2K&]j set login
0:7v/S!: ]j%*"V add default HISADDR
DctX9U( x9FLr}e (完)
/h.:br?M#P ~Hp#6+ A)O_es2 M6o
xtt4 # vi /etc/rc.conf
4eDmLC"Y
* =!I8vQ> 我的rc.conf文件内容如下:(动态ip)
Cy`<^_i F)[XIY&2/ # -- sysinstall generated deltas -- # Tue Jul 15 21:20:28 1997
s0X/1Cq HM(bR"E # Created: Tue Jul 15 21:20:28 1997
MbT
ONt?~v [="g|/M) # Enable network daemons for user convenience.
W07-JHV% AaCnTRG # Please make all changes to this file, not to /etc/defaults/rc.conf.
:
9djMsd CWobvR)e # This file now contains just the overrides from /etc/defaults/rc.conf.
&V ^ Xy3g(x] hostname="wwwx.3322.org" # 你的主机域名
Y%n{`9= )sqp7["- ifconfig_fxp0="inet 192.168.0.1 netmask 255.255.255.0" #内网网卡ip地址,fxp0是网卡名
: pE-{3I u`L!za7fi inetd_enable="YES" # 开机加载inetd
V{a}#J !.tL"U~4 kern_securelevel_enable="NO"
&"~,V6,q .&*
({UM linux_enable="YES"
=DmPPl{ (IO\+ nfs_reserved_port_only="NO"
LXTipWKz V)WIfRs sendmail_enable="NO"
b7>-aem@I HzgQI sshd_enable="YES"
?vL^:f[" }5fI*v usbd_enable="NO"
)Bm^aMVl3 _^ CQ*+F gateway_enable="YES"
wt_?B_nR nkr, firewall_enable="YES" #启用防火墙
OW[/%U> 0s+rd& firewall_script="/etc/rc.firewall"
8`rAE_n`% i no7!T` firewall_type="open"
5sA>O2Rt> z</XnN firewall_quiet="YES"
N~Sue ~,`\D7Z3 firewall_logging_enable="YES"
fxtYo,;$ 3LmBV\[" ppp_enable="YES" # 开机自动拨号
@4 E``!-W ppp_mode="ddial"
8+g|>{Vov };VGH/}&s ppp_nat="YES" # 启用透明代理
^~YmLI4 7y)|^4X2 ppp_profile="adsl" # 配置代号
Q%AS;(d 2jrX # -- sysinstall generated deltas -- # Wed Jul 16 06:52:13 1997
9^C!,A{u4 ^c[CyZ:a (完)
=w;xaxjL n)wpxR #IL~0t )n3biQL_ 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。
4%c7#AX[T B9;,A;E}; 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。
9cw4tqTm =Y=^]ayO/ ?[L0LL?ce Jb)eC?6O 如果是静态ip方式,则只需要编辑/etc/rc.conf文件。
@]VvqCk {*5;:QnT 我的/etc/rc.conf文件如下:(静态ip)
ui#1 +p3G /="D]K)%b8 # -- sysinstall generated deltas -- # Tue Jul 15 21:20:28 1997
^JF_;~C fi-&[llg # Created: Tue Jul 15 21:20:28 1997
6&xW9' 6b: XM5;AcD # Enable network daemons for user convenience.
pFv[z':&Q >/OXC+=^4 # Please make all changes to this file, not to /etc/defaults/rc.conf.
_
/28Cw K&"Pm9
# This file now contains just the overrides from /etc/defaults/rc.conf.
);/5#b@<Y RGPU~L hostname="wwwx.3322.org" #主机域名
+D{*L0$D" xzGsfd defaultrouter="218.10.104.1" #服务商提供的路由器地址
48"Y-TV !\D]\|Bo ifconfig_vr0="inet 218.10.104.188 netmask 255.255.255.0" #服务商提供的静态ip
[0,q7d?" t2-zJJf8 ifconfig_fxp0="inet 192.168.0.1 netmask 255.255.255.0" #内部网卡ip
Lh9>8@ jf
IG3K Pmu inetd_enable="YES" #开机加载inetd
y8(?:#ZC ,ex(pmZ; kern_securelevel_enable="NO"
2zr WR%B nLN6@ linux_enable="YES"
Xm:gD6;9 Iy1Xn S* nfs_reserved_port_only="NO"
C_khd" !^"!fuoNC sshd_enable="YES"
|{|r?3 G]3ML)l sendmail_enable="NO"
W0?Y%Da(4m J'Mgj$T $ usbd_enable="NO"
WUOPYYW<o $P}]|/Yb gateway_enable="YES"
cwD*>[j t%YX-@ firewall_enable="YES"
/Geks/ Qmc;s{-r; firewall_script="/etc/rc.firewall"
.Mft+," X=c
,`&^ firewall_type="open"
m=y,_Pz>U z1KC$~{O firewall_quiet="YES"
$^+KR]\q z?) RF[ firewall_logging_enable="YES"
*$Wx*Jo Kd[`mkmS natd_enable="YES" # 启用透明代理
63dtO{:4 2Z9gOd<M~ natd_interface="vr0" # natd接口,vr0为连接外网modem的网卡
G|Yp<W%o Px?At5 # -- sysinstall generated deltas -- # Wed Jul 16 06:52:13 1997
MKhL^c- 0-MasI&b (完)
+mQC:B7> d~f0]O hw.demD nF
y7gA| 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。
U!UX"r <Phr`/ Pv$"DEXA2 DBrzw+;e3 使用Squid:
@_:?N(%( 28qWC~/9 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。
7z0uj }6{ )Jv 安装方法:
Ty`=U>K| LFM5W&? 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。
NTX+7< ,?N_67 73Zs/ %1d6j<7 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:
-+2xdLa63 *E q7r>[ # mkdir /home/ylf/app
8[P6c;\ 0JL6EL>_ 将用户ylf设为/home/ylf/app目录及其子目录的所有者
szs3x-g 00x^zu?N # chown –R ylf /home/ylf/app
X1QZEl c] 9CN 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
mztq7[&- 4U1fPyt 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。
>!.lr9(l pY5HW2TsY| 执行如下命令:
^7<m lr '"p*FN # cd /home/ylf/app
otVdx&%] *wyLX9{: # tar zxvf squid-2.5.STABLE3.tar.gz #解压缩安装包
X(q=,^Mp AS^$1i: # cd squid-2.5.STABLE3 #进入解开的目录
WC; a zC;lfy{f= # ./configure --prefix=/usr/local/squid #配制、将squid安装在/usr/local/squid目录
e[o
;l
$d[:4h~ # make all #编译
k$- q;VI UoT}m^ G # make install #安装
6u3(G j@ n
9M6wS 下面编辑squid的配置文件:
eV}Tx;1|} euC,]n. # cd /usr/local/squid/etc
ee[NZz wA&)y>n- 将原来的配置文件改名
Y\S^DJy _qNLy/AY # mv squid.conf squid.conf.bak
'0rwNEg -{mq\GvGn 编辑新的配置文件
*dgNpJ 9 !Hj)S](F # vi squid.conf
|^!@ J, >PLQAa 我的squid.conf内容如下:
}f*S 9V XmR5dLc8 .?]_yX Mc^7FWkw #取消对代理阵列的支持
kfECC&" ]`9K|v icp_port 0
JPKZU<:+V M&-/&>n! "A3xX&9-q l_EI7mJ #对日志文件和pid文件位置进行设置
A2S9h,t S*:w\nXP~ cache_store_log none
>ON.ftZi &$im^0`r_ cache_access_log /usr/local/squid/var/logs/access.log
:N:8O^D^< 8"^TWzg}L cache_log /usr/local/squid/var/logs/cache.log
c17==S )uWNN" emulate_httpd_log on
3f8Z?[Bb@ d69VgLg pid_filename /usr/local/squid/var/logs/squid.pid
L@GD$F=<0 KK|Jach OUMr}~/ l))IO`s=_ #设置运行时的用户和组权限
63$m& ]x essW,2,rjC cache_effective_user squid
;Bi{;>3 ?Qk#;~\yB cache_effective_group squid
)CQ}LbX Zy 3Re\ T Ev#aMK . %7A7a #设置管理信息
4f,x@:Jw PCjY,O visible_hostname wwwx.3322.org.
n3,wwymQ gu&oCT cache_mgr
yourname@yourdomain.com ij5YV3 A>yIH)b T667&@ L\DaZ(Y #设置监听地址和端口
< Ifnf6~ INpub5 http_port 3128
49GCj`As m"]ys# udp_incoming_address 0.0.0.0
M+:wa@Kl t68RWzqiG[ TaG-^bX8B HskN(Ho #设置squid用户hot object的物理内存的大小以及设置cache目录
eRbO Hj1 k*^W
lCZ3 cache_mem 32 MB
#w6CL "-%H</ cache_dir ufs /usr/local/squid/cache 1024 16 256
v^'~-^s
iSHl_/I< nrBitu, <X*8Xzmv #访问控制设置
-}o;Y)
_#B/#^a acl mynet src 192.168.0.0/255.255.255.0
eH{ 9w8~ 6Tnzg`0I acl all src 0.0.0.0/0.0.0.0
Nig-D>OS FeLP!oS> http_access allow mynet
V;jz0B /G ;yxdb http_access deny all
>Z%`&D~u !)34tu2 ZbUf|#GTB p6'8l~W+ #透明代理设置
b??1Up (P-<9y@ httpd_accel_host virtual
K2 2Xo<3 g_U69
z httpd_accel_port 80
X Rn=;gK%J +&@0;zSga httpd_accel_with_proxy on
UEUTu}4y eHR<(8c'f httpd_accel_uses_host_header on
pJ[Q.QxU J7xmf,76w 1S.~-K*X .2xkf@OP #swap 性能微调
2X_ef lDeWs%n half_closed_clients off
!=:c8V Sqs`E[G* cache_swap_high 100%
x#D=?/~/Kv 3
6
;hg# cache_swap_low 80%
{W]jVh p AK
HH{_ maximum_object_size 1024 KB
s? Kn,6Y }T,uw8?f! CggEAi~ \BL9}5y #控制对象的超时时间
e^ yB9b eORt
qX8* refresh_pattern -i .html 1440 90% 129600 reload-into-ims
3nO|A: t DZue.or refresh_pattern -i .shtml 1440 90% 129600 reload-into-ims
s><co] AM>:AtY refresh_pattern -i .hml 1440 90% 129600 reload-into-ims
JFZ p^{ `c(@WK4 refresh_pattern -i .gif 1440 90% 129600 reload-into-ims
c+JlM1p@ `;;!>rm refresh_pattern -i .swf 1440 90% 129600 reload-into-ims
-g0>>{M' i(WWF#N5 refresh_pattern -i .jpg 1440 90% 129600 reload-into-ims
2xX7dl(cC J5k% refresh_pattern -i .png 1440 90% 129600 reload-into-ims
iwbjjQPr V~;YV]1Y refresh_pattern -i .bmp 1440 90% 129600 reload-into-ims
<mN3:G iX=*qiVX refresh_pattern -i .js 1440 90% 129600 reload-into-ims
Qxwe,: 5WUrRQ?E (完)
C7{w I`~ Fr~xN!
e\<I:7%Rg rfjQx]3pB 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。
yFSL7`p+ cnR>)9sX 如果不使用日志,将日志设置部分改成如下句子:
5 F-Q& U:Y?2$# cache_store_log none
h>wU';5#f bm;4NA?Gg cache_access_log /dev/null
]9' \<uR rhrlEf@ cache_log /dev/null
]Uu/1TTf |fUSq1// y{&,YV&_h nMhc3t 添加squid系统用户和组
.NKN2 4:.M*Dz # pw groupadd squid
wQ5__"D ?CIa)dhu # pw useradd squid -g squid -s /sbin/nologin
&~i1 @\] *4ID$BmO 建立cache目录
(<h,R@: "P6MLf1 # mkdir /usr/local/squid/cache
/=N`P &R# ,0~=9dR 改变cache目录和logs目录的所有者为squid用户和组
T4[eBO 0PN{
+<?. # chown –R squid /usr/local/squid/cache
6[cMPp x &\LbajP:+ # chgrp –R squid /usr/local/squid/cache
+mJAIjH >_@J&vC # chown –R squid /usr/local/squid/var/logs
FW2} 9#R OHU(?TBo # chgrp –R squid /usr/local/squid/var/logs
>a<;)K^1 \?j(U8mB> 运行squid –z建立cache目录结构
*d=pK*g @c.pOX[]m, # /usr/local/squid/sbin/squid –z
%lBFj/B }{$@|6)R HkrNt/] N67m=wRx 测试squid运行情况
FX{Sb" /O9z-!Jz # /usr/local/squid/sbin/squid –NCd1
aa|xZ C-8@elZ1 出现下面显示证明squid安装成功
YJ6Xq||_ k@?<Aw8_X 2003/06/21 18:01:09| Starting Squid Cache version 2.5.STABLE3 for i386-unknown-freebsd4.7...
:0J;^@ 5lT lZRH1 2003/06/21 18:01:09| Process ID 160
PH6uP] 2'D2>^os 2003/06/21 18:01:09| With 957 file descriptors available
LVSJK.B mz47lv1? 2003/06/21 18:01:09| Performing DNS Tests...
HxjhP( +U[A.^t 2003/06/21 18:01:09| Successful DNS name lookup tests...
`W5f'RU o!Y7y1$ 2003/06/21 18:01:09| DNS Socket created at 0.0.0.0, port 1029, FD 4
MD +Q_ ~!I
\{( 2003/06/21 18:01:09| Adding nameserver 202.97.224.68 from /etc/resolv.conf
Z',pQ{rD 7>#74oy 2003/06/21 18:01:09| Unlinkd pipe opened on FD 9
d4lEd>Ni N)QW$iw9 2003/06/21 18:01:09| Swap maxSize 1048576 KB, estimated 80659 objects
@sP?@<C WkT4&|POJ 2003/06/21 18:01:09| Target number of buckets: 4032
;e+ErN`a.~ 4XRVluD%W. 2003/06/21 18:01:09| Using 8192 Store buckets
a$ Z06j =cxjb,r 2003/06/21 18:01:09| Max Mem size: 32768 KB
SJ<nAX 0L'h5i>H) 2003/06/21 18:01:09| Max Swap size: 1048576 KB
O[!]/qP+. 4g|}]K1s 2003/06/21 18:01:09| Store logging disabled
FbF P (f7R~le 2003/06/21 18:01:09| Rebuilding storage in /usr/local/squid/cache (DIRTY)
&T{+B:*v yJ?6B LJi 2003/06/21 18:01:09| Using Least Load store dir selection
~x2azY2DP YM-,L-HMA 2003/06/21 18:01:09| Current Directory is /usr/local/squid/etc
-Wf 2m6t )<%GHDWL 2003/06/21 18:01:09| Loaded Icons.
T{Av[>M LBTf}T\ 2003/06/21 18:01:09| Accepting HTTP connections at 0.0.0.0, port 3128, FD 8.
iNcB6,++ 06ZyR@.@v 2003/06/21 18:01:09| WCCP Disabled.
uT_bA0jK lwSA!W 2003/06/21 18:01:09| Ready to serve requests.
k/>k&^? Z<`QDBN"4 2003/06/21 18:01:16| Done scanning /usr/local/squid/cache swaplog (0 entries)
3qP!
(* nBR4j?':i 2003/06/21 18:01:16| Finished rebuilding storage from disk.
yN9/'c~ Mp}U>+8 2003/06/21 18:01:16| 0 Entries scanned
up1kg>i%" t\ ym4`" 2003/06/21 18:01:16| 0 Invalid entries.
s~3"*,3@ {>9vm!<[*\ 2003/06/21 18:01:16| 0 With invalid flags.
`2G 0B@ ^)TZHc2a[ 2003/06/21 18:01:16| 0 Objects loaded.
DKR2b`J Yf1?3(0O 2003/06/21 18:01:16| 0 Objects expired.
>o.4sN@ 5LR
k)@t 2003/06/21 18:01:16| 0 Objects cancelled.
umI@ej+D y-9Mm9J 2003/06/21 18:01:16| 0 Duplicate URLs purged.
4PR!OB )
}(Po_ 2003/06/21 18:01:16| 0 Swapfile clashes avoided.
51xiX90D |Y4c+6@_ 2003/06/21 18:01:16| Took 7.3 seconds ( 0.0 objects/sec).
^DD]jx 9J*.'Y 2003/06/21 18:01:16| Beginning Validation Procedure
K9]L>Wj ",Mr+;;:[ 2003/06/21 18:01:16| Completed Validation Procedure
Dc2H<=]; \<TWy&2& 2003/06/21 18:01:16| Validated 0 Entries
+xp)la. m9 1Gc?c 2003/06/21 18:01:16| store_swap_size = 0k
@kd`9Yw :>f}rq 2003/06/21 18:01:17| storeLateRelease: released 0 object
/@ m]@ -V7dSi 否则根据提示检查配制文件。
/V0[Urc@ Fsz;T; 6o6I]QL MR}=tO 为了使squid的透明代理起作用,需要设置端口转发。方法如下:
~7ZWtg;B x. 8fxogz 编辑/etc/rc.firewall文件,添加下面一句
e w?4; "Doz~R\\ ipfw add 00500 fwd 127.0.0.1,3128 tcp from 192.168.0.0/24 to any 80
1R-WJph 7_HFQT1.N ^VOFkUp) evjj~xkte 下面建立squid的启动脚本squid.sh:
sFt"2TVr3 l|v`B6( 首先建立/usr/local/etc/rc.d目录
S"HdjEF7\ I'}&s|6 # mkdir /usr/local/etc
JVydTvc Q`kV|
pjg # mkdir /usr/local/etc/rc.d
IK1'" S| nvbzC tC # cd /usr/local/etc/rc.d
jl9hFubwW TXdo,DPv7 # vi squid.sh
{.eo?dQ *O_>3Hgl 文件内容如下:
w{mw?0 xu\s2x$ #!/bin/sh
w$iQ,-- "zj[v1K9-A T[Lz4;TRk5 [n4nnmM #if ! PREFIX=$(expr $0 : "\(/.*\)/etc/rc\.d/$(basename $0)\$"); then
Wz%H?m:g# galzk $D # echo "$0: Cannot determine the PREFIX" >&2
LY-,cXm&| zG{P5@:.R # exit 1
z^vfha qA0PGo #fi
# ~Doz7~ GXG 7P,p, 9fm9xTL xpX<iT>5u case "$1" in
~y{_NgMo ;* QK^ # start)
>
a;iX.K I3HO><of if [ -x /usr/local/squid/sbin/squid -a -f /usr/local/squid/etc/squid.conf ]; then
#N"m[$;QR E5!vw@, (cd /usr/local/squid/var/logs; /usr/local/squid/sbin/squid >/dev/null 2>&1 &) ; echo -n ' squid'
A3)"+`&PUl x$;RfK2&p fi
,p{naT%R Dj>eAO> ;;
djH&)&q! eR%\_;}7; stop)
:_}xN!9LA 4C/G &w& /usr/local/squid/sbin/squid -k shutdown 2>&1
da<