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¡¡¡¡¹«Ë¾Ê¹ÓõĴúÀí·þÎñÆ÷ÊÇ»ùÓÚLinuxϵͳµÄ£¬¾­³£»á³öÏÖһЩ»ò¶à»òÉÙµÄÎÊÌâ¡£Ö±½ÓÓ°Ïìµ½Óû§Õý³£µÄInternet·ÃÎÊ¡£ÒòΪÊÇÒÔǰµÄͬÊÂ×öµÄ£¬ÔÙ¼ÓÉÏ£¬±¾ÈËһֱæÓÚÆäËüµÄÏîÄ¿£¬Ã»Ê±¼äÈ¥µ÷Õû£¬ÓÅ»¯¡£Ç°²»¾Ã£¬LinuxϵͳͻȻÎÞ·¨½øÈëGNU/GNOME×ÀÃæ»·¾³£¬´ÙʹÎÒ϶¨¾öÐÄÖØÐ¹滮²¢²¿Êðһ̨·ûºÏµ±Ç°Ó¦Óû·¾³ÐèÒªµÄ´úÀí·þÎñÆ÷ϵͳÀ´¡£

¡¡¡¡ÔÚ²¿Êð֮ǰ£¬ÎÒÃÇÏÈÀ´¿´¿´ÏÖÓеĴúÀí·þÎñÆ÷µÄϵͳ»·¾³£º¸Ã´úÀí·þÎñÆ÷²ÉÓõÄÊÇ»ùÓÚRedhat Linux 8.x²Ù×÷ϵͳµÄÒÔNCSARΪÈÏ֤ģʽµÄSquid 2.3 ´úÀí·þÎñÆ÷¡£Òòϵͳ±È½Ï³Â¾É£¬Îȶ¨ÐÔÓÐËùǷȱ£¬Í¬Ê±»¹´æÔÚÒÔϲ»×ãÖ®´¦£º

¡¡¡¡1. ÒòSquidÅäÖõÄÎÊÌ⣬ϵͳÎÞ·¨×Ô¶¯ÊÍ·ÅSquidµÄCache¼°ÈÕÖ¾ËùÕ¼ÓôÅÅ̿ռ䣬¾­³£»áÒòΪ´ÅÅ̿ռ䲻×ã¶øµ¼ÖÂSquidÍ£Ö¹·þÎñ£¬ÐèÒªÈËΪµÄȥɾ³ýcache¼°ÈÕÖ¾ÒÔÊÍ·Å´ÅÅ̿ռ䡣

¡¡¡¡2. ÐèÒªÔÚ´úÀí·þÎñÆ÷ÉÏ£¬Îª²»Í¬µÄÓû§ÉèÖò»Í¬µÄÃÜÂ룬ÒÔǰ¹«Ë¾Ö°Ô±²¢²»¶à£¬µ¹²»ÊǺÜÂé·³£¬µ«£¬Ëæ×Ź«Ë¾µÄ·¢Õ¹£¬Ö°Ô±µÄÊýÁ¿´ó·ùÔö¼Ó£¬¼ÓÖØÁËIT¹ÜÀíÈËÔ±µÄ¹¤×÷¸ºµ££¬Í¬Ê±£¬Ò²·Ç³£ÄÑÒÔ±£Ö¤ÓëWindowsÓòÕË»§µÄÒ»ÖÂÖªÐÔ£»

¡¡¡¡3. ¿Í»§¶Ë²»ÄÜʹÓÃAD¼¯³ÉµÄÕË»§ÈÏ֤ģʽ£¬Óû§Ã¿´Î·ÃÎÊInternet¶¼ÐèÒªÖØ¸´µÄÊäÈëÓû§Ãû¼°ÃÜÂ룬´ó´ó½µµÍÁËÓû§Ê¹ÓøÐÊÜ¡£

¡¡¡¡4. ûÓÐʵÏÖÕë¶Ô²»Í¬Internet·ÃÎÊȺÌ壬ÉèÖò»Í¬µÄÓû§È¨ÏÞ£»

¡¡¡¡5. ÎÞ·¨¼à¶½Óû§·ÃÎÊInternetµÄÐÐΪ£¬Ö±½ÓÓ°Ïìµ½¹«Ë¾ÍøÂçµÄÕý³£ÉÌÒµÐÐΪ¡£

¡¡¡¡¾Ý´Ë£¬ÎÒÃDz»ÄÑ·¢ÏÖ£¬´Ë´úÀí·þÎñÆ÷ÐèÒª¾­³£¶ÔÆä½øÐÐά»¤£¬·Ç³£Ó°ÏìIT¹¤×÷ÈËÔ±µÄ¹¤×÷ЧÂÊ¡£´Ó¹«Ë¾Ïֽ׶εÄʵ¼ÊÇé¿ö³ö·¢£¬¶Ô´úÀí·þÎñÆ÷µÄ¹¦ÄÜÖØÐ¹滮ÈçÏ£º

¡¡¡¡1. Äܹ»ÔÚÒ»µãÌõ¼þÏ£¬×Ô¶¯»ØÊÕ±»SquidÕ¼ÓõĴÅÅ̿ռ䣻

¡¡¡¡2. ÀûÓÃAD·þÎñÆ÷ÉϵÄÓû§Õ˺ÅÐÅÏ¢¶ÔÓû§µÄÉí·Ý½øÐÐÑéÖ¤£¬±ÜÃâÖØ¸´µÄÉèÖÃÓû§ÐÅÏ¢£»

¡¡¡¡3. ÌṩÈýÖÖÓû§È¨ÏÞ£º

¡¡¡¡1. ¾Ü¾øËùÓÐȨÏÞ£»

¡¡¡¡2. ÔÊÐí·ÃÎÊInternet£¬µ«²»ÔÊÐíÏÂÔØÊÓÆµ¡¢ÒôƵ¡¢¿ÉÖ´ÐÐÎļþµÈ£»

¡¡¡¡3. ²»ÊÜÏÞ£¬¿É·ÃÎÊÈÎÒâInternet×ÊÔ´£»

¡¡¡¡4. IT¹ÜÀíÈËÔ±¿ÉÒԲ鿴Óû§·ÃÎÊInternetµÄÈÕÖ¾£¬¼à¶½Óû§·ÃÎÊInternetµÄÐÐΪ£»

¡¡¡¡¼ÈÈ»ÎÒÃǵÄÄ¿±êÒѾ­·Ç³£Ã÷È·ÁË£¬ÎÒÃǾͲ»ÔÙ·Ï»°£¬¿ªÊ¼Ö÷Ìâ°É£¡

¡¡¡¡I. ϵͳ»·¾³£º

¡¡¡¡1. CentOS 5.0 Linux

¡¡¡¡2. squid-2.6.STABLE6-4.el5

¡¡¡¡3. samba-3.0.23c-2.el5.2.0.2

¡¡¡¡4. sarg-2.2.1-1.el5.rf

¡¡¡¡5. winbind

¡¡¡¡6. krb5

¡¡¡¡II. ÐÞ¸Äkerberos 5Éí·ÝÑéÖ¤·þÎñµÄÅäÖÃÎļþ£¨·ÇÌØÊâ˵Ã÷£¬¾ù¹¤×÷ÔÚrootÓû§Ä£Ê½Ï£©£º

¡¡¡¡Ö´ÐÐÏÂÁÐÃüÁ

[root@proxy ~]# vim /etc/krb5.conf

Ð޸ĺóµÄkrb5.confΪ£º

1 [logging]

2 default = FILE:/var/log/krb5libs.log

3 kdc = FILE:/var/log/krb5kdc.log

4 admin_server = FILE:/var/log/kadmind.log

5

6 [libdefaults]

7 default_realm = COMPANY.COM #ĬÈϵÄÓòÃû(Realm)

8 dns_lookup_realm = false

9 dns_lookup_kdc = false

10 ticket_lifetime = 24h

11 forwardable = yes

12

13 [realms]

14 COMPANY.COM = {

15 kdc = adsrv.company.com:88 #´Ë´¦Ö¸¶¨KDC·þÎñÆ÷µÄÃû³Æ»òIPµØÖ·

16 admin_server = adsrv.company.com:749 #´Ë´¦Ö¸¶¨¹ÜÀí·þÎñÆ÷µÄÃû³Æ»òIPµØÖ·

17 default_domain = company.com #ĬÈϵÄÓòÃû(domain)

18 }

19

20 [domain_realm] #domainÓërealmµÄ¶ÔÓ¦¹ØÏµ

21 .company.com = COMPANY.COM

22 company.com = COMPANY.COM

23

24 [kdc]

25 profile = /var/kerberos/krb5kdc/kdc.conf

26

27 [appdefaults]

28 pam = {

29 debug = false

30 ticket_lifetime = 36000

31 renew_lifetime = 36000

32 forwardable = true

33 krb4_convert = false

34 }

III. ÀûÓÃKinit¹¤¾ß²âÊÔkrb5µÄÉèÖÃÊÇ·ñÕýÈ·

¡¡¡¡Ö´ÐÐÏÂÁÐÃüÁ

[root@proxy ~]#¡¡kinit administrator@COMPANY.COM

¡¡¡¡ÌáʾÊäÈëÓû§administratorµÄÃÜÂ룬ÕýÈ·ÊäÈëÃÜÂëÖ®ºó·µ»ØÒÔÏÂÐÅÏ¢£º

kinit: NOTICE: ticket renewable lifetime is 1 week

¡¡¡¡»òÖ±½Ó·µ»Øµ½ÃüÁîÐÐ״̬£¬ÆäËüÌáʾÐÅÏ¢¾ù¿ÉÄÜÊdzö´íÐÅÏ¢¡£ÇëÎñ±ØÈ·ÈÏÄúµÄLinuxϵͳÓëWindowsÓò·þÎñÆ÷µÄʱ¼ä¼°Ê±ÇøÉèÖÃÒ»Ö£¬·ñÔò½«ÎÞ·¨Õý³£Óë»î¶¯Ä¿Â¼·þÎñÆ÷Õý³£Í¨ÐÅ¡£

IV. SambaÅäÖÃ

¡¡¡¡ÒòΪÎÒÃÇ´Ë´¦²¢²»Éæ¼°µ½ÕæÕýµÄsamba·þÎñÆ÷µÄÅäÖã¬ËùÒÔ²¢Ã»Óн«Õû¸öµÄÅäÖÃÄÚÈÝ·ÅÔÚÕâÀ¶ø½ö½öÖ»·ÅÁ˼ÜÉèSquid´úÀí·þÎñÆ÷ËùÐèÒªµÄ²¿·Ö£¬ÈçÏÂËùʾ£º

1 [global]

2 idmap gid = 10000-20000

3 idmap uid = 10000-20000

4 password server = 192.168.21.21

5 workgroup = COMPANY #ÓòµÄNetBiosÃû

6 os level = 20

7 encrypt passwords = yes

8 security = ads #ÉèÖÃΪWindows»î¶¯Ä¿Â¼°²È«-ADSÑéÖ¤

9 realm = COMPANY.COM #ÑéÖ¤Óòrealm£¬±ØÐë´óд

10 winbind use default domain = yes

¡¡¡¡ÒÔÉÏÁгöÀ´µÄÏîÄ¿¾ùÐèÒª¸ù¾Ýʵ¼ÊÇé¿ö¸Ä¶¯¡£

V. ͨ¹ýntlmÑéÖ¤³ÌÐòÀ´²âÊÔ֮ǰËù×öµÄÅäÖÃÊÇ·ñÕýÈ·

ÔÚ×ö²âÊÔ֮ǰ£¬Èç±ØÒªÊ±£¬ÇëÖØÐÂÆô¶¯Linux·þÎñÆ÷¡£²»¹ý£¬ÄãÒ²¿ÉÒÔ³¢ÊÔ½öÖØÐÂÆô¶¯samba¼°winbind·þÎñÀ´´ïµ½Í¬ÑùµÄÄ¿µÄ£¨ºÇºÇ¡­¡­ÕâµÃ¿´ÔËÆø£¡£©£º

[root@proxy ~]# service winbind restart

[root@proxy ~]# service smb restart

¡¡¡¡ÖØÆôϵͳ»òÒÔÉÏ·þÎñÖ®ºó£¬Ö´ÐÐÒÔÏÂÃüÁ

[root@proxy ~]# ntlm_auth -username=administrator

¡¡¡¡ÌáʾÊäÈëÓû§administratorµÄÃÜÂ룬ÕýÈ·ÊäÈëÃÜÂëÖ®ºó·µ»ØÒÔÏÂÐÅÏ¢£º

NT_STATUS_OK: NT_STATUS_OK (0x0)

µ±·µ»ØµÄ½á¹ûÈçÉÏÃæËùÃèÊöµÄ»°£¬Ôò˵Ã÷ÓòÕ˺ÅadministratorÒѾ­Í¨¹ýÁËADµÄÈÏÖ¤¡£¿ÉÒÔ¿ªÊ¼½ÓÏÂÀ´µÄ¹¤×÷ÁË¡£

VI. ÅäÖÃNSS£¨Name Service Switch£©

¡¡¡¡NSSÊÇName Service SwitchµÄËõд£¬¾ßÌ幦ÄÜÇë²Î¿¼Î¬»ù°Ù¿ÆÖеĽâÊÍhttp://en.wikipedia.org/wiki/Name_Service_Switch£¬¾ßÌåÅäÖÃÈçÏ£º

passwd: files winbind

group: files winbind

¡¡¡¡ÆäËü²¿·ÝÎÞÐè¸Ä±ä¡£

VII. SquidµÄÅäÖÃ

¡¡¡¡¼ÈÈ»ÊÇ×ö´úÀí·þÎñÆ÷£¬SquidµÄÉèÖõ±È»ÊÇÖØÖÐÖ®ÖØ£¬ÏÂÃæ£¬¸ù¾Ý¾ßÌåʵÏÖ¹¦ÄܵIJ»Í¬£¬·Ö±ð½²ÊöSquidµÄÉèÖãº

1. ΪSquidÅäÖõÚÈý·½Éí·ÝÑéÖ¤³ÌÐò

1 #ÆôÓÃsquid-2.5-ntlmssp×öΪntlmÑé֤ģʽµÄ¸¨ÖúЭÒé

2 auth_param ntlm program /usr/bin/ntlm_auth --helper-protocol=squid-2.5-ntlmssp

3 auth_param ntlm children 5

4 auth_param ntlm keep_alive on

5

6 #ÆôÓÃsquid-2.5-basic×öΪ»ù±¾Ñé֤ģʽµÄ¸¨ÖúЭÒé

7 auth_param basic program /usr/bin/ntlm_auth --helper-protocol=squid-2.5-basic

8 auth_param basic children 5

9 auth_param basic realm Squid proxy-caching web server

10 auth_param basic credentialsttl 2 hours

11 auth_param basic casesensitive off

12

13 #ÏÂÃæµÄÕâ¾ä²ÎÊýÊÇÖØµã£¬±£Ö¤ÁËSquid¿ÉÒÔÕë¶Ô²»Í¬µÄÓû§×é½øÐв»Í¬µÄ·ÃÎÊ¿ØÖƲßÂÔ

14 external_acl_type NT_global_group %LOGIN /usr/lib/squid/wbinfo_group.pl

2. Óû§·ÃÎÊ¿ØÖÆÁбíµÄÉèÖÃ

1 #½«ADÖеÄinternetÈ«¾Ö×éÓ³Éäµ½ProxyUsers

2 acl ProxyUsers external NT_global_group internet

3 #½«ADÖеÄnolimitedinternetÈ«¾Ö×éÓ³Éäµ½noLimited

4 acl NoLimited external NT_global_group nolimitedinternet

5 #´Ë¾ä±£Ö¤ÁËËùÓÐÓû§±ØÐë¾­¹ýÉí·ÝÑéÖ¤

6 acl AuthenticatedUsers proxy_auth REQUIRED

7 #¶¨Òå²»ÔÊÐíÏÂÔØµÄÎļþÀàÐÍ

8 acl InvalidFiles urlpath_regex -i \.mp3$ \.avi$ \.rmvb$ \.mpg$ \.rm$ \.wma$ \.wmv$ \.scr$ \.exe$ \.ocx$ \.dll$ \.com$

9 #¶¨Òå²»ÔÊÐí·ÃÎʵÄÓòÃû¼°IPµØÖ·£¬Æä´æ·ÅÓÚÎļþ¡°denyDomain.list¡±Óë¡°denyIP.list¡±ÖÐ

10 acl denyDomain dstdomain "/etc/squid/denyDomain.list"

11 acl denyIP dst "/etc/squid/denyIP.list"

12

13 #ÔÊÐíNoLimitedÓû§·ÃÎÊÈÎÒâInternet×ÊÔ´

14 http_access allow AuthenticatedUsers NoLimited

15 http_access deny denyDomain

16 http_access deny denyIP

17 http_access deny InvalidFiles

18

19 #½ûÖ¹Óû§·ÃÎÊdenyDomain.listÒÔ¼°denyIP.listÖеÄÓòÃû¼°IPµØÖ·£¬²¢½ûÖ¹ÏÂÔØInvalidFilesÖ¸¶¨µÄÎļþÀàÐÍ

20 http_access allow AuthenticatedUsers ProxyUsers

21 acl all src 0.0.0.0/0.0.0.0

22 acl manager proto cache_object

23 acl localhost src 127.0.0.1/255.255.255.255

24 acl to_localhost dst 127.0.0.0/8

25 acl SSL_ports port 443

26 acl Safe_ports port 80 # http

27 acl Safe_ports port 21 # ftp

28 acl Safe_ports port 443 # https

29 acl Safe_ports port 70 # gopher

30 acl Safe_ports port 210 # wais

31 acl Safe_ports port 1025-65535 # unregistered ports

32 acl Safe_ports port 280 # http-mgmt

33 acl Safe_ports port 488 # gss-http

34 acl Safe_ports port 591 # filemaker

35 acl Safe_ports port 777 # multiling http

36 acl CONNECT method CONNECT

¡¡¡¡Çë×¢Òâ´ËÅäÖÃÖеÄÁ½ÌõÓï¾äµÄλÖᣵÚÒ»Ìõ¡°http_access allow AuthenticatedUsers NoLimited¡±£¬µÚ¶þÌõ¡°http_access allow AuthenticatedUsers ProxyUsers¡±£¬´ËÁ½ÌõÓï¾ä¶¼Êǽ«È¨ÏÞÓ¦Óõ½Óû§×飬µ«²»Í¬µÄÊÇλÖã¬ÔÚSquidµÄACLÅäÖÃÓï¾äÖУ¬ÏȺó˳Ðò¾ö¶¨ÁËÆäȨÏ޵IJ»Í¬¡£´ó¼ÒÒ»¶¨Òª¶à×¢Ò⣬ϸϸȥ´§Ä¦¡£

VIII. ¸ü¸Äwinbind¹ÜµÀµÄȨÏÞ

¡¡¡¡Ò»¶¨²»ÄÜÍü¼ÇÕâÒ»µã£¬Ã»ÓÐwinbind¹ÜµÀµÄ×ã¹»µÄȨÏÞ£¬ÏµÍ³ÊÇû°ì·¨¶ÔÓû§µÄÉí·Ý½øÐÐÑéÖ¤µÄ¡£ÆäÃüÁîÈçÏ£º

[root@proxy ~]# chown -R root:squid /var/cache/samba/winbindd_privileged

[root@proxy ~]# chmod -R 750 /var/cache/samba/winbindd_privileged

IX. ÖØÆôËùÓÐÏà¹Ø·þÎñ

¡¡¡¡ÃüÁîÈçÏ£º

[root@proxy ~]# service smb restart

[root@proxy ~]# service winbind restart

[root@proxy ~]# service squid restart

¡¡¡¡µ½´ËΪֹ£¬ÎÒÃÇÒѾ­³É¹¦µØÍê³ÉÁËsquid´úÀí·þÎñÆ÷µÄÅäÖ᣽ÓÏÂÀ´£¬ÎÒÃÇ»¹ÐèÒª¸øÓèIT¹ÜÀíÔ±²é¿´²¢¼à¶½Óû§·ÃÎÊInternetÐÐΪµÄÄÜÁ¦¡£

X. SargµÄ°²×°ÓëÅäÖÃ

¡¡¡¡ÎªÁ˼òµ¥Æð¼û£¬ÎÒÃÇÖ±½ÓÏÂÔØ¶þ½øÖƵݲװ°ü£¬Ö´ÐÐÏÂÁÐÃüÁî»ñµÃ¶þ½øÖư²×°°ü£º

[root@proxy ~]# http://dag.wieers.com/rpm/packages/sarg/sarg-2.2.1-1.el5.rf.i386.rpm

¡¡¡¡°²×°µ±È»¸ü¼òµ¥ÁËÀ²£¬Ã»Ê²Ã´ºÃ˵µÄ£¬Ö´ÐÐÏÂÁÐÃüÁî¼´¿É£º

[root@proxy ~]# rpm -Uvh sarg-2.2.1-1.el5.rf.i386.rpm

¡¡¡¡°²×°Íêºó£¬ÖØÐÂÆô¶¯Ò»ÏÂApache·þÎñÆ÷µ±È»ÊÇÔٺò»¹ýÁË¡£
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