(一、系统安装)
jWrU'X N"70P/ 25SWIpgG eAy,T<# 前言
c{M
,K >#]A2, bU=Utniq gm9*z.S\' 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。
0kE[=#'.' F&B\ X 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。
kXz~ez 7 z<%P" 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。
Nr4}x7 #V>R#Oh} 本连载文章前后关联很紧密,建议初学者一步一步来做。
P 9?cp{* qf? "v; 试验环境如下:
_ ;HdX$op '(vZfzc{J 硬件环境:普通pc机,双网卡。配制不需要高,主要是稳定,并能适应长时间开机。听前辈介绍AMD k6的cpu运行FreeBSD好像有点问题。不过我没有试验。建议用intel的。
*vb"mB vIV|y>;g 软件环境:操作系统:FreeBSD4.7(4.8)
,Z{\YAh1 8b/$Qp4d web服务器:Apache 1.3.27+modssl +mod_php4+mod_gzip+mod_fastcgi +mod_perl +mysql3.23
YG\#N+D *&_*G~>D ftp服务器:Proftpd1.2.7+proftpd-mod-quotatab-1.2.4+mysql
:33@y%>L @Xo*TJB mail服务器: iceblood前辈制作的qmail安装包(经过修改)+vqregister-2.5
$k~TVm
Yex CFbNv9GZj proxy服务器:使用FreeBSD内置的NAT和PPP拨号+squid
c-+NWC }A3/( 视频点播服务器:Helix Universal Servevr (realserver9.01)
=D1 _p )NZ7yC 网络环境:我用的是adsl动态拨号方式,因为动态ip所存在的一些问题,我把所有的服务都装在一台机器上,且这台机器要直接与外网相连。静态ip更方便一些。(本文两种方式都会讨论)
y'2|E+*V AB3_|Tza~& ~q`!928Gu [^hW>O=@TN 第一步:安装系统
xM jn=\} @|
z _&E 关于安装过程网上有很多文章,这里不作详述。仅提出几点建议供大家参考:
~c)&9' 26j<>>2 1、 采用最小化安装。
M$K%e (`.# n3{ 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。
pD{OB Q#g`D,:o%~ 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。
8V:;HY# <C`bf$ak 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。
EFX2>&mWo8 [q9B"@X 128M /
0*{(R# \YvG+7a 20G /home
OUBGbld D3Q+K 2G /ftp
&N}"4 e9LX0= 256M /tmp
~`
tuPk~l 0Ui.nz j 6G /usr
$TUYxf0q GHv6UIe& 5G /var
x=*Y| !ku}vTe 其中/ftp是为匿名ftp用户访问专用。剩余空间留作备用。当然如果硬盘空间少的话,做我们的试验也是够用的。
'kd}vq#| 63fYX" 关于安装方面的文章,大家也可以参考delphij写的《FreeBSD服务器的安装与优化》。
http://community.freebsdchina.org/catalog.php?forum=34 一文。
)@wC6Ij e;.,x 5+ 安装完系统后,要重新编译内核。目的是要系统支持Firrwall和提高运行效率。
X$kLBG[o_ ~~>m 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:
j)J |'b| A]BeI # /stand/sysinstall
]Uv,}W L)'G_)Sl 选Configure—Distributions—src—sys,内核文件将被安装在/usr/src/sys目录中。
<pX?x3-' rL5=8l 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。
^Om}9rXw1 L( 6b2{" 转到内核文件目录
!f~a3 {;j R~g|w4a@sC # cd /usr/src/sys/i386/conf
!gXxM,R %2 r~ 编辑内核文件
'?rR>$s tc~gn!" # vi kernel_wwwx # kernel_wwwx为我的内核文件名
RC_Pj) SAm%$vz%M 我的内核文件如下:
"c%wq0 WDc[+Xyw #
XFhH+4#] E1QJ^]MG. # GENERIC -- Generic kernel configuration file for FreeBSD/i386
LW1 4 'A} !u7KgB<=/F #
DGFSD Py[ FvsVfV U # For more information on this file, please read the handbook section on
Ct=bZW"j/ VEWW[T # Kernel Configuration Files:
4%0s p hW*o;o7u #
<'\Nv._2a u&~Xgq5[ #
http://www.FreeBSD.org/doc/en_US.IS...fig-config.html J^+w]2`S F,_L}
#
Fs]N9],=I ?b_E\8'q] # The handbook is also available locally in /usr/share/doc/handbook
xw*e`9vAe <F3{-f'Rx # if you've installed the doc distribution, otherwise always see the
,6+joKe- dgVGP_~ # FreeBSD World Wide Web server (
http://www.FreeBSD.org/) for the
DAw1S$dM BK!Yl\I< # latest information.
&4%pPL\f dS1HA>c)O #
Dl>tF?= J4qk^1m. # An exhaustive list of options and more detailed explanations of the
5o6IpF0V hb3n-
rO # device lines is also present in the ./LINT configuration file. If you are
k+_>`Gre} jIKg* @ # in doubt as to the purpose or necessity of a line, check first in LINT.
?+}Su'pv} c]pz& #
QQAEG#.5 "%T~d[M # $FreeBSD: src/sys/i386/conf/GENERIC,v 1.246.2.48 2002/08/31 20:28:26 obrien Exp $
#Y= A#Yz,{ S.MRL, j~'.XD={ FG${w.e< machine i386
k8 #8)d h3F559bw/< cpu I586_CPU
$:s@nKgnD~ bidFBldKl cpu I686_CPU
s9C^Cy^su 0H_Ai=G ident kernel_wwwx #内核文件名,这个要和你的内核文件名一致
qT?{}I P(PBOB97 maxusers 0
x(c+~4:_M nWK8.&{. HxbzFu?h
%lj5Olj options INET #InterNETworking
D5"5`w=C &[yC M! options FFS #Berkeley Fast Filesystem
wH"9N+82M IJf%OA>v options FFS_ROOT #FFS usable as root device [keep this!]
&r[f ;|o
\]>821r options SOFTUPDATES #Enable FFS soft updates support
APl]EV"l 4QQt 0u0 options UFS_DIRHASH #Improve performance on big directories
vU%o5y: bqn(5)% { options PROCFS #Process filesystem
+"84.PZ 45 biy(qa options COMPAT_43 #Compatible with BSD 4.3 [KEEP THIS!]
2*snMA mc]+j,d options SCSI_DELAY=15000 #Delay (in ms) before probing SCSI
H:~bWd'iz +c8`N'~ options SYSVSHM #SYSV-style shared memory
|k~AGc WSpF/Wwc options SYSVMSG #SYSV-style message queues
-UEi _sy{rnaqvb options SYSVSEM #SYSV-style semaphores
|6So$;` |>}CoR7 options P1003_1B #Posix P1003_1B real-time extensions
ztU"CRa8 M[I=N options _KPOSIX_PRIORITY_SCHEDULING
o?ug`m" @.sn options ICMP_BANDLIM #Rate limit bad replies
>|S@twy 3nBZ+n4z options AHC_REG_PRETTY_PRINT # Print register bitfields in debug
4$^mLD$> U_VP\ 03 # output. Adds ~128k to driver.
F,vkk{Z> {)Wf[2zJ options AHD_REG_PRETTY_PRINT # Print register bitfields in debug
?Nt( sZ- pnu?=.O # output. Adds ~215k to driver.
]Q FI> B-g uz[v ql9n`?Q ~Jf(M^E device tun 1
X!g;;DB\ ?[#w*Am7 options IPFIREWALL #防火墙
TJYhgna xy`Y7W= options IPFIREWALL_FORWARD #允许透明代理
aUL7]'q} DWtITO> options IPFIREWALL_VERBOSE #允许防火墙日志
~;?mD/0k v[|-`e* options IPFIREWALL_VERBOSE_LIMIT=100 #限制日志
uWx<J3~q. YXo?(T.. options IPFIREWALL_DEFAULT_TO_ACCEPT #默认允许所有IP包
+8<$vzB L)M{S3q, options IPDIVERT #启用由ipfw divert使用的转向IP套接字
8}yrsF# 4evN^es'I_ _L=-z*a\ >4@w|7lS # To make an SMP kernel, the next two are needed
g]j&F65D ~AWn 1vFc #options SMP # Symmetric MultiProcessor Kernel
1Z 0Qkd( <<
=cZ.HP #options APIC_IO # Symmetric (APIC) I/O
hXFT(J= xjBY6Ylz 1E$\&*( vcW(?4e device isa
In4VS:dD 7zz F M device eisa
%KF I~Qk 'g<"@SS+ device pci
<IIz-6*V }bihlyB&Q st??CX2 n^1BtP0! <LZ#A@]71 Fr50hrtkU # ATA and ATAPI devices
mfj%-)l9 `i|!wD,=\ device ata
")9 ^ !L+b{ device atadisk # ATA disk drives
~_0XG0oA 2iKteJ@h) }!xc@ MMO/vJC !'!\>x$ 1Ov oW Nx # SCSI Controllers #没有SCSI设备不需要这段
CE{2\0Q Cn=#oE8(A device ahb # EISA AHA1742 family
a`:F07r k@9hth2Q device ahc # AHA2940 and onboard AIC7xxx devices
A1;'S<a 7%$3`4i`O device ahd # AHA39320/29320 and onboard AIC79xx devices
.|CoueH f#Ud=& >j device amd # AMD 53C974 (Tekram DC-390(T))
o5RvxGN Qn$YI9t device isp # Qlogic family
W
$mw9 Dy5&-yk device mpt # LSI-Logic MPT/Fusion
e{5O>RO Mi
NEf device ncr # NCR/Symbios Logic
ouyZh0G y%9Hu device sym # NCR/Symbios Logic (newer chipsets)
.5>]DZn6 )" Z|x options SYM_SETUP_LP_PROBE_MAP=0x40
cjtcEW 1Z?uT[kR # Allow ncr to attach legacy NCR devices when
oNYFbZw !r6Yq,3 # both sym and ncr are configured
;9#%E SnX)&>B P_H2[d&/>D ltrti.& device adv0 at isa?
w_"-rGV !yi*Zt~ device adw
Ve9)?=! e34g=]" device bt0 at isa?
pub?% d" 0&=/ device aha0 at isa?
Ya~Th)'>q -`\n/"#X6i device aic0 at isa?
Wm}T=L` 9]T61Z{OW1 :3s^, g ci+ajON device ncv # NCR 53C500
>`[+24e #zgO_H device nsp # Workbit Ninja SCSI-3
Migl -ert42fN device stg # TMC 18C30/18C50
,+Ocb-* `c^">L [uJS.`b )x?)v#k # SCSI peripherals #没有SCSI设备不需要这段
=/xx:D/ mm*nXJ device scbus # SCSI bus (required)
uwi.Sg11 4Q1R:Ra device da # Direct Access (disks)
X]2x0 ,*9gy$ device sa # Sequential Access (tape etc)
kZ6:=l iZ/iMDfC device cd # CD
#y"LFoJn UCj<FN ` device pass # Passthrough device (direct SCSI access)
YuHXm3[ `|&0j4(Pg @o1#J`rv v=dK2FaY gw">xt5 NBBR>3nt ;jQ^8S 4M0p:Ey ' # atkbdc0 controls both the keyboard and the PS/2 mouse
RkTYvAk|kY ![4_K':= device atkbdc0 at isa? port IO_KBD
OaT]2o }fef* >>} device atkbd0 at atkbdc? irq 1 flags 0x1
X>pCkGE "1>w\21 )Pc>+}D =j20A6gND device vga0 at isa?
]
X)~D!mA u^Ktz
DmL X$~T*l0 p<mBC2!% CRiqY_gBf e\-,e+ # syscons is the default console driver, resembling an SCO console
0ap'6 u|\?6fz device sc0 at isa? flags 0x100
G pO*As_2 FI$
-."F B\aVE|~PB CbxWK#aMmB _KT'W!7 F|'u0JQ)$ # Floating point support - do not disable.
{,(iL8,^ 7+KI9u}- device npx0 at nexus? port IO_NPX irq 13
Yne1MBK ~gQYgv<7 .!+7|us8l\ ,h/l-#KS f)Y~F/[$P :AQ9-&i/a- # Serial (COM) ports
3 _!MVT ,_<|e\>~ device sio0 at isa? port IO_COM1 flags 0x10 irq 4
X(.[rC> .r-Zz3 JrX. f Zz QLbCV # 我用的是8139和Dlink DFE-530TX网卡,大家可根据自己的网卡型号保留或删除
ZCBF&.! KLuOg$i # 使用公共的MII总线控制器代码的PCI以太网适配器
z6,E}Y H?ug-7k/ # 注意:一定要保留'device miibus'以确保可用
'.gi@Sr5 pp{p4Z # PCI Ethernet NICs that use the common MII bus controller code.
V[Sj+&e& a2]ZYY`R7 # NOTE: Be sure to keep the 'device miibus' line in order to use these NICs!
CY*GCkH i{:iRUC# device miibus # MII bus support
cF EO} YdIZikF# device fxp # Intel EtherExpress PRO/100B (82557, 82558)
19[!9ci +%WW8OX device rl # RealTek 8129/8139
j/NX mH\2XG8nV device vr # VIA Rhine, Rhine II
2}*8( 32 xoGrXt9& device xl # 3Com 3c90x (``Boomerang'', ``Cyclone'')
]O~$|Wk [~G1Rz\h vl+bc[ i~ L(k`1E # Pseudo devices - the number indicates how many units to allocate.
=:6B`,~C 4pelIoj pseudo-device loop # Network loopback
^K4?uABc >vYb'%02 pseudo-device ether # Ethernet support
C(8!("tU 1;B&R89} pseudo-device sl 1 # Kernel SLIP
m],.w M8 kkMChe};5 pseudo-device ppp 1 # Kernel PPP
m6}_kzFz {.;qz4d` pseudo-device tun # Packet tunnel.
hM>.xr 8TU(5:xJo pseudo-device pty # Pseudo-ttys (telnet etc)
K:Z(jF!j =FiO{Aw`N pseudo-device md # Memory "disks"
^j10
f$B PY3bn).uR pseudo-device gif # IPv6 and IPv4 tunneling
k{hNv|:, BnDCK@+|Q pseudo-device faith 1 # IPv6-to-IPv4 relaying (translation)
""_G4{ .yD
6$!6 l]Ym)QP 5j0 Ib>\ # The `bpf' pseudo-device enables the Berkeley Packet Filter.
Fq
oh!F Gxxz4
# Be aware of the administrative consequences of enabling this!
B(} 'yY@%u vM$hCV~N pseudo-device bpf #Berkeley packet filter
>,_0Mem2Rr 8$Zwk7 w8A (完)
pp7
$Q>6 =w"Kkj>%oh /;[x3}[ JR&yaOws 我用的是8139网卡和Dlink DFE-530TX网卡,如果你用其他型号的网卡,需要察看当前目录的GENERIC 内核文件,找到描述自己的网卡型号的段并将其添加到新的内核文件里。其他的不改直接拷贝过来就可以用了。
5v`lCu] :)T*:51{# 接下来编译安装新内核:
8K8jz9.s cnw+^8 # /usr/sbin/config kernel_wwwx #kernel_wwwx为你的内核文件名
?Pf#~U_ c9c3o{(6Y # cd ../../compile/kernel_wwwx
)~ &gBX ab.B?bx # make depend
nG{o$v_| 5~im.XfiVx # make
0 VG;z#{J @0NWc
c+ # make install
nII#uI/!q
]w$cqUhM 重新启动(reboot)
\d]Y#j< 2m*/$GZ x'OP0],# D@ !r?E` 如果系统升级过源代码树,按下面方法编译内核:
_IV!9 JL q"DHMZB # cd /usr/src
dxH\H?NO x(4"!# # make kernel KERNCONF=kernel_wwwx #kernel_wwwx为你的内核文件名
)54a' Hp kUT^o 重新启动
YU)%-V\ G]EI!-y 0S'@(p[A ~Cg7 FreeBSD网站平台建设全过程(二、接入Internet并配制代理服务)
PX2b(fR8_O iWFtb)3B >ke.ZZV? oR,zr 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。
_iEnS4$A8 "O|.e`C%^ 由于第一步重新编译内核时已经加进了对Firewall的支持。这里就可以通过直接编辑/etc/ppp/ppp.conf文件和/etc/rc.conf文件就可以上网并支持NAT方式透明代理了。
| WTWj %4V$')rek # vi /etc/ppp/ppp.conf
"9" %B1)m A; 我的ppp.conf文件内容如下:(注意set前要留空格)
"M\rO!f: _O11SiP] default:
d<HO~+9 jAv3qMQA set log Phase tun command
HvKdV`bz
4~ L1~Gk set ifaddr 10.0.0.1/0 10.0.0.2/0
])%UZM6 h| `R[ adsl: # 配置代号
0E,QOF{o fR+{gazk
n set device PPPoE:vr0 # vr0 改成你连接ADSL modem的网卡名
Doq}UWp KhX)maQ set mru 1492
fE&s 6w& nt-_)4Fm set mtu 1492
r:E4Wi{\ }[drR(]`dO set authname username # username是拨号用户名
_8F;-7Sz C]l)Pz$ set authkey password # password是拨号密码
bmi",UZ:F yHlQKI set dial
`-R&4%t% v}D0t] set login
*QIYq wJp1Fl~ add default HISADDR
I|>.&nb J7aYi]vI (完)
/me ]sOkn @p}_"BHYWt %hw4IcWJ| KIR3m
) # vi /etc/rc.conf
LpSF*xm }|N88PN 我的rc.conf文件内容如下:(动态ip)
"!7Hu7 V"2 G # -- sysinstall generated deltas -- # Tue Jul 15 21:20:28 1997
+RR6gAma}< :RJo#ape # Created: Tue Jul 15 21:20:28 1997
j6$@vA) _3wK: T{: # Enable network daemons for user convenience.
b`j9}tZ MLM/!N 7 # Please make all changes to this file, not to /etc/defaults/rc.conf.
$>uUn3hSx\ 4K dYiuz0` # This file now contains just the overrides from /etc/defaults/rc.conf.
>, 'guaa 8;c\}D hostname="wwwx.3322.org" # 你的主机域名
Qp)?wny4 |`Yn'Mj8rm ifconfig_fxp0="inet 192.168.0.1 netmask 255.255.255.0" #内网网卡ip地址,fxp0是网卡名
{Oq8A.daJ Ruq>+ }4 inetd_enable="YES" # 开机加载inetd
MU2kA&LH PYs0w6o kern_securelevel_enable="NO"
0dS (g&ZR ?m7i7Dz
linux_enable="YES"
2G!z/OAj 9HiyN>( nfs_reserved_port_only="NO"
;lrO?sm CR2.kuM0~ sendmail_enable="NO"
G %\/[
B &DHIYj1 i sshd_enable="YES"
P2iuB|B@ 02tN=}Cj) usbd_enable="NO"
-aE,KQ F9r/
M"5 gateway_enable="YES"
F$|:'#KN ;mz#$"( firewall_enable="YES" #启用防火墙
F2_'U' a <exyd6iI firewall_script="/etc/rc.firewall"
>SziRm>Y7 UzIE,A firewall_type="open"
<RbfW'<G V?)V2>] firewall_quiet="YES"
w9RBT(u &+ PVY>q firewall_logging_enable="YES"
%H&WihQ =_g#I ppp_enable="YES" # 开机自动拨号
ips)-1 [q_62[-X ppp_mode="ddial"
/L@o.[H re#]zc< ppp_nat="YES" # 启用透明代理
=A{'57yP *)I^+zN ppp_profile="adsl" # 配置代号
fkX86 iS<1C`%> # -- sysinstall generated deltas -- # Wed Jul 16 06:52:13 1997
UWS 91GN@ m-;8O / (完)
}Y!s:w# ?MmQ'1N )p> p3b g u>agVB4\F 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。
8\:>;XG6f 7t}s5}Z 4 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。
Ygkf}n ?1Vx)j>| T"C.>G'[B gGBRfq> 如果是静态ip方式,则只需要编辑/etc/rc.conf文件。
aK| #Yp&yi
} 我的/etc/rc.conf文件如下:(静态ip)
+opym!\ hJSWh5] # -- sysinstall generated deltas -- # Tue Jul 15 21:20:28 1997
YDYNAOThnb HrFbUK@@ # Created: Tue Jul 15 21:20:28 1997
$3&XM XkoPN]0n # Enable network daemons for user convenience.
+t&)Z ;V?(j3b[ # Please make all changes to this file, not to /etc/defaults/rc.conf.
KHC Fz AW|SD # This file now contains just the overrides from /etc/defaults/rc.conf.
"iX\U'` 0:4>rYBC hostname="wwwx.3322.org" #主机域名
_K'Y`w'] \+Y=}P> defaultrouter="218.10.104.1" #服务商提供的路由器地址
;pOV; q3j KD+&5=Y ifconfig_vr0="inet 218.10.104.188 netmask 255.255.255.0" #服务商提供的静态ip
Bj><0
cNF 0raFb,6l ifconfig_fxp0="inet 192.168.0.1 netmask 255.255.255.0" #内部网卡ip
BI*0JKQu I!u=.[5zdC inetd_enable="YES" #开机加载inetd
&0|Z FXPd 1uG)U)y/Q kern_securelevel_enable="NO"
#r?[@aJ \pTC[Ry1 linux_enable="YES"
PU1YR;[Fe F6Q%<p a nfs_reserved_port_only="NO"
8'TIDu 8f)pf$v` sshd_enable="YES"
fi ~@J` )t7MD( sendmail_enable="NO"
GVn'p
Wg '/0e!x/8 usbd_enable="NO"
"zTy_0[; h&d"| < gateway_enable="YES"
gp $Rf9\ F]>+pU
firewall_enable="YES"
v.TgB) -JPkC(V7] firewall_script="/etc/rc.firewall"
c>3? T^= ~OxFgKn23& firewall_type="open"
ZPq.|6& #6[F& firewall_quiet="YES"
p8YOow7) Ik5V? firewall_logging_enable="YES"
Lr6C@pI c{?SFwgd natd_enable="YES" # 启用透明代理
,C0y3pL 6w
m-uu natd_interface="vr0" # natd接口,vr0为连接外网modem的网卡
S<'_{u z Q2woCxB # -- sysinstall generated deltas -- # Wed Jul 16 06:52:13 1997
Lpkx$QZ $XMpC{ (完)
a$^)~2U{ Pw7uxN` P,WQN[(+ }opMf6`w 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。
1|H4]!7kE :(yut |#yT]0L%pA vZ$E
[EG} 使用Squid:
VGxab;#,:3 VQG$$McJ 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。
YPY,gR 7j&EQm5\9 安装方法:
Yjd/ mQ`2c:Rn&7 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。
=e PX^J*M' N1.1 Lz-|M?( !hS)W7!ik 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:
Yhm veV WDV=]D/OE # mkdir /home/ylf/app
6d/v%-3 +s;Vfc$b]H 将用户ylf设为/home/ylf/app目录及其子目录的所有者
xWK/uE (
kz6fU\U # chown –R ylf /home/ylf/app
5ZH3}B^L$ {^uiu^RAc 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
34k>O $9r4MMs{$ 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。
L%{YLl-zf] dw5"}-D 执行如下命令:
)uR_d=B& GQd[7j[sh # cd /home/ylf/app
Dr=$ }Y ~!g2+^G7+P # tar zxvf squid-2.5.STABLE3.tar.gz #解压缩安装包
Jmg9|g!f 1-PlRQs.1 # cd squid-2.5.STABLE3 #进入解开的目录
(3!6nQj-t N'aq4okoL # ./configure --prefix=/usr/local/squid #配制、将squid安装在/usr/local/squid目录
`{
HWk^ k\j_hu # make all #编译
"%a<+D %,
iAngF' # make install #安装
JZ5 ";*, T{`VUS/ 下面编辑squid的配置文件:
j;z7T;!i yJ0%6],^g # cd /usr/local/squid/etc
FeO1%#2<y
(#O" 将原来的配置文件改名
Vky]In= -Eq[J k # mv squid.conf squid.conf.bak
mEi(DW)( Qy[S~D_ 编辑新的配置文件
=&9c5"V& 2e-bt@0t # vi squid.conf
<%m1+%mA. p9u'nDi 我的squid.conf内容如下:
ANM=:EtP /QVwZrch &nI>`Q' Qo^(r$BD #取消对代理阵列的支持
I_Gz~ qk6 mD&I6F[s icp_port 0
!.t D.(XP 74:~F)BP rKFnivGT $M!iQ"bb #对日志文件和pid文件位置进行设置
BKb#\(95* $U9]v5 cache_store_log none
q+*\'H> N|>JLZ> cache_access_log /usr/local/squid/var/logs/access.log
.QZjJ9pvK yE,qLiH cache_log /usr/local/squid/var/logs/cache.log
,c?(
|tF >$-YNZA emulate_httpd_log on
4cPZGZ{U q165S pid_filename /usr/local/squid/var/logs/squid.pid
tK/,U
=+ /je
$+ Rf>)#hn% |:x,|>/ #设置运行时的用户和组权限
La'6k ~OR^ cache_effective_user squid
aT}Hc5L,b !vpXXI4 cache_effective_group squid
Cj`~ntMN +WMXd.iN, !QbuOvw 8HJ,6L r; #设置管理信息
i\b^}m8c.N i$6rnS&C visible_hostname wwwx.3322.org.
G8%VL^;O*5 OPj NmdeS cache_mgr
yourname@yourdomain.com DmPsE6G} <DR!AR) _Y]Oloo(' Cojs;`3iF: #设置监听地址和端口
t^zE^:06 5XB]p|YU~s http_port 3128
MMpId
Uhr K?!W9lUq udp_incoming_address 0.0.0.0
A/UO cl+N cHT\sJo`l y {Bajil
+PADy8 #设置squid用户hot object的物理内存的大小以及设置cache目录
%Y=r5'6l \ ~+b& cache_mem 32 MB
8OV=;aM?{ G6W|l2P! cache_dir ufs /usr/local/squid/cache 1024 16 256
PLz+%L;{ 'Q :%s uYg Q?*Z 4
?PB
Fbd #访问控制设置
PlS)Zv3 -qaO$M^Q acl mynet src 192.168.0.0/255.255.255.0
0#8, (6 ;]m;p,$ acl all src 0.0.0.0/0.0.0.0
\#) YS =p=/@ FN http_access allow mynet
:A @f[Y'9 )[ZXPD http_access deny all
T$R#d&t VV}"zc^ f+s)A(?3 #V]8FW #透明代理设置
fjy\Q ]u$tKC httpd_accel_host virtual
W'"?5} ( )uo".n|n~B httpd_accel_port 80
eWex/ m fiA8W httpd_accel_with_proxy on
XxdD)I wEX<[#a- httpd_accel_uses_host_header on
o
-)[{o\ %$Py @g B;NK\5> G7+ {O7 #swap 性能微调
z;?jKE p =>3,]hnep half_closed_clients off
O-W[^r2e Q%?%zuU cache_swap_high 100%
p!=8 Pq. er-0i L@ cache_swap_low 80%
[hg9 0Q6 Kg>B$fBx) maximum_object_size 1024 KB
tKLeq( MnF|'t 2}/r>]9^- - ry #控制对象的超时时间
id :
^| 4~$U#$u_ refresh_pattern -i .html 1440 90% 129600 reload-into-ims
~J+
qIZge e],(d7 Jo refresh_pattern -i .shtml 1440 90% 129600 reload-into-ims
CALD7qMK U_gkO;s% refresh_pattern -i .hml 1440 90% 129600 reload-into-ims
*!BQ1] G ;^0ok'P\~9 refresh_pattern -i .gif 1440 90% 129600 reload-into-ims
CVkJMH_ `RE>gX refresh_pattern -i .swf 1440 90% 129600 reload-into-ims
G9QvIXRi H*3u]Ebh refresh_pattern -i .jpg 1440 90% 129600 reload-into-ims
Q#ksf
h!D DA>nYj-s refresh_pattern -i .png 1440 90% 129600 reload-into-ims
;'V[8`Z@ MMET^SO refresh_pattern -i .bmp 1440 90% 129600 reload-into-ims
a`^$xOK, n[K%Xs) refresh_pattern -i .js 1440 90% 129600 reload-into-ims
!.O[@A\.- K,|3?CjS (完)
GIpYx`mHi c?c\6*O )zz{~Cf <kwF<J 需要改的地方是访问控制设置中的子网改成你自己的子网。其他的地方可根据需要调整。不改也可。
v<2,OcH V?x&\<;, 如果不使用日志,将日志设置部分改成如下句子:
A&v Qtd Bd=K40Z: cache_store_log none
(,+#H]L md18q:AG) cache_access_log /dev/null
B= E/|J</ mr#.uhd.z cache_log /dev/null
Fec4 #}| ^z,B}Nz S["r
@< S\t!7Xs%*U 添加squid系统用户和组
L1Yj9i 1'TS!/ll]; # pw groupadd squid
!XI9evJw s!D2s2b9e # pw useradd squid -g squid -s /sbin/nologin
fQ!W)>mi
u0oTqD? 建立cache目录
T>#~.4A0 4,X CbcC # mkdir /usr/local/squid/cache
G^SJhdO(Q >rP[Xox' 改变cache目录和logs目录的所有者为squid用户和组
iS.gN&\z^ 9yTkZ`M28 # chown –R squid /usr/local/squid/cache
=1|p$@L`% mA,{E-T # chgrp –R squid /usr/local/squid/cache
f8r7SFwUv +/mCYI # chown –R squid /usr/local/squid/var/logs
f!5w+6(
BU>R<A5h # chgrp –R squid /usr/local/squid/var/logs
AOcUr) P()W\+",n 运行squid –z建立cache目录结构
I D-I<Ev xpuTh"ED # /usr/local/squid/sbin/squid –z
eA?|X| ..'"kX:5 eA
Fp<2g x]%,?Vd? 测试squid运行情况
Gkfzb>_V] ~/aCzx~ # /usr/local/squid/sbin/squid –NCd1
j)iUg03>/4 +CSR! 出现下面显示证明squid安装成功
M($GZ~ b%A v6uRzFw
2003/06/21 18:01:09| Starting Squid Cache version 2.5.STABLE3 for i386-unknown-freebsd4.7...
0ZI}eZA j zYdieE\- 2003/06/21 18:01:09| Process ID 160
,`a8@ Em{;l:;(W 2003/06/21 18:01:09| With 957 file descriptors available
W}zq9|p 3bo
[34 2003/06/21 18:01:09| Performing DNS Tests...
jll|y0 ;KmrBNF 2003/06/21 18:01:09| Successful DNS name lookup tests...
(0_zp`) IIBS:&;+- 2003/06/21 18:01:09| DNS Socket created at 0.0.0.0, port 1029, FD 4
x*TJYST k_?OEkgUh 2003/06/21 18:01:09| Adding nameserver 202.97.224.68 from /etc/resolv.conf
| lzcyz a[}?!G-Wt| 2003/06/21 18:01:09| Unlinkd pipe opened on FD 9
N,VI55J:y> En&gI`3n 2003/06/21 18:01:09| Swap maxSize 1048576 KB, estimated 80659 objects
eBmHb\ RK$( 2003/06/21 18:01:09| Target number of buckets: 4032
M80O;0N%A 7aPA+gA/ 2003/06/21 18:01:09| Using 8192 Store buckets
:h3U^ {o*$|4q4 2003/06/21 18:01:09| Max Mem size: 32768 KB
>MRuoJ `}$bJCSF.n 2003/06/21 18:01:09| Max Swap size: 1048576 KB
Jx`7W1%T +eLL)uk 2003/06/21 18:01:09| Store logging disabled
}jWg&<5+z mC0Dj O 2003/06/21 18:01:09| Rebuilding storage in /usr/local/squid/cache (DIRTY)
i=P}i8,^= THK^u+~LM 2003/06/21 18:01:09| Using Least Load store dir selection
w&VDe(:~ TPKD'@:x 2003/06/21 18:01:09| Current Directory is /usr/local/squid/etc
(./Iq#@S 0blbf@XA 2003/06/21 18:01:09| Loaded Icons.
[fvjvN` r5(efTgAd+ 2003/06/21 18:01:09| Accepting HTTP connections at 0.0.0.0, port 3128, FD 8.
s+&0Z3+ sP%b?6 2003/06/21 18:01:09| WCCP Disabled.
JlRNJ#h> gCVOm-*: 2003/06/21 18:01:09| Ready to serve requests.
$cm9xW& F1M:"-bda 2003/06/21 18:01:16| Done scanning /usr/local/squid/cache swaplog (0 entries)
.We{W{ RVs=s}|>* 2003/06/21 18:01:16| Finished rebuilding storage from disk.
psz0q| :+
1Wmg 2003/06/21 18:01:16| 0 Entries scanned
>$r o\/ Qr6PkHU 2003/06/21 18:01:16| 0 Invalid entries.
ZUz7h^3@ C,LosAd 2003/06/21 18:01:16| 0 With invalid flags.
NB.'>Sar 7xG~4N<)] 2003/06/21 18:01:16| 0 Objects loaded.
%CgV:.,K MTNC{:Q 2003/06/21 18:01:16| 0 Objects expired.
,\RR@~u' mZM7 4!4X 2003/06/21 18:01:16| 0 Objects cancelled.
Q+QD, Y5"HKW^ 2003/06/21 18:01:16| 0 Duplicate URLs purged.
2hryY 6P,uy;PJ 2003/06/21 18:01:16| 0 Swapfile clashes avoided.
N:+d=G`x `YMd0* 2003/06/21 18:01:16| Took 7.3 seconds ( 0.0 objects/sec).
JZ:yPvJ GWWaH+F[h 2003/06/21 18:01:16| Beginning Validation Procedure
H(M{hfa| m"'`$ /_ 2003/06/21 18:01:16| Completed Validation Procedure
+~y>22Zfg qss)5a/x. 2003/06/21 18:01:16| Validated 0 Entries
$ye>;Ek x_C0=Q|K3 2003/06/21 18:01:16| store_swap_size = 0k
d:#tN4y7( %@TC-
xx 2003/06/21 18:01:17| storeLateRelease: released 0 object
P6'Se'f8 qTMY]=( 否则根据提示检查配制文件。
p:0X3?IG3 |pq9i)e& _.BT%4 :IfwhI) 为了使squid的透明代理起作用,需要设置端口转发。方法如下:
x5/&,&m`% 0O*kC43E_ 编辑/etc/rc.firewall文件,添加下面一句
p7r/`_'| tp&|*M3 ipfw add 00500 fwd 127.0.0.1,3128 tcp from 192.168.0.0/24 to any 80
A%^7D.j }owl7G3 m_`%#$s} 'lu3BQvfh 下面建立squid的启动脚本squid.sh:
)Z['=+s% _G25$%/LU 首先建立/usr/local/etc/rc.d目录
E7aG&K r=54@`O! # mkdir /usr/local/etc
U)aftH
*Pk .|s,':hA # mkdir /usr/local/etc/rc.d
vP? T ~gNFcJuy # cd /usr/local/etc/rc.d
{0-rnSjC rcY &n^: # vi squid.sh
l~DIV$>,Z _jgtZ 文件内容如下:
$7i[7S4 Nv6"c<(L= #!/bin/sh
<dr2 bz D&~%w! Vry_X2 HSAr6h #if ! PREFIX=$(expr $0 : "\(/.*\)/etc/rc\.d/$(basename $0)\$"); then
6h %rt]g OIjSH~a. # echo "$0: Cannot determine the PREFIX" >&2
6CW5ay_, *vvm8ik # exit 1
~oT*@ 4udj"-V #fi
~{vB2 kY{$[+-jR LNHi}P~ { w sT case "$1" in
oDi+\0 Qh-:P`CN start)
WY!4^<|w" f#w
u~*c if [ -x /usr/local/squid/sbin/squid -a -f /usr/local/squid/etc/squid.conf ]; then
1KBGML-K3 WjM7s]ZRv (cd /usr/local/squid/var/logs; /usr/local/squid/sbin/squid >/dev/null 2>&1 &) ; echo -n ' squid'
(+/d*4 NuD|%Ebs fi
MxKTKBxQ ]yZ%wU9! ;;
*)6\V}` _:p-\Oo. stop)
J.M&Vj: s;*
UP /usr/local/squid/sbin/squid -k shutdown 2>&1
-V[x
q VfP\)Rl # Uncomment this if you'd like the system to (attempt to
mw;4/
/R 0(:SEiz6s # wait for) squid to shut down cleanly
FOMJRq vZ.<OD4 #echo "Sleeping for 45 seconds to allow squid to shutdown.."
< *;GJ{ jvL!pEC! #sleep 45
%b4tyX:N0 `ZI -1&Y3 ;;
(K84J*; X?n=UebO^ *)
/wt7KL-I \x]\W#C echo "Usage: `basename $0` {start|stop}" >&2
PJe_qP JPng !tvR ;;
nb<o o:^ Qr4 D esac
18Z1F NVsaV;u $u yx '=#fELMW exit 0
U"+W)rUd G
:k'm^k (完)
6pbCQ
q ,u PcQ A~<!@`NjB [(5.? 这样每次启动后,squid就会自动运行。
`&