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¡¡¡¡1¡¢°²×°Bind 9

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¡¡¡¡wget ftp://ftp.isc.org/isc/bind9/9.2.3/bind-9.2.3.tar.gz

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¡¡¡¡tar vzxf¡¡bind-9.2.3.tar.gz

¡¡¡¡Ð¶ÔØRed Hat ÖÐÔ­ÓеÄBind£¬Ò»¹²ÓÐÈý¸örpm°ü
¡¡¡¡rpm -e bind bind-utils caching-nameserver

¡¡¡¡½øÈë¸ÃĿ¼¿ªÊ¼±àÒë°²×°
¡¡¡¡./configure --prefix=/usr/local --disable-ipv6 --disable-threads

¡¡¡¡#ÒòΪipv6ºÍÏ̷߳½Ê½ÎÒÓò»µ½¾ÍÈ¥µôÁË£¬°ÑBind 9°²×°µ½/usr/localÏÂ
¡¡¡¡make;make install

¡¡¡¡µ½´ËBind 9ÒѾ­°²×°Íê³ÉÁË£¬ÆÕͨµÄ DNS Server µ½´Ë¾Í°²×°½áÊøÁË£¬¶ø¶ÔÎÒÃǵÄchroot ¶øÑԲŸտªÊ¼ÄØ¡£

¡¡¡¡2¡¢¹¹½¨chroot Ŀ¼»·¾³

¡¡¡¡a.´´½¨Bind ¹¤×÷Ŀ¼/chroot/named¼°ÏÂÊô¹¤×÷Ŀ¼

[code]¡¡¡¡rm -rf /chroot/named #ɾ³ýÔ­À´µÄ¾ÉĿ¼£¬Ö®ËùÒÔ¼ÓÕâ¾äÊÇÎÒдshellµÄʱºòµ÷ÊÔ·½±ã

¡¡ mkdir -p /chroot/named
¡¡ cd /chroot/named
¡¡ mkdir dev £¨ÐéÄâ/dev£©
¡¡ mkdir etc £¨ÐéÄâ/etc£©
¡¡ mkdir logs £¨´æ·ÅÈÕÖ¾£©
¡¡ mkdir -p var/run £¨½«À´»áÔÚÕâÏÂÃæ·ÅÒ»¸önamed.pidÎļþ£©[/code]

¡¡¡¡b.½¨Á¢BindµÄ×éºÍÓû§named

[code]¡¡¡¡groupadd named
¡¡¡¡useradd -g named -d /chroot/named -s /bin/true named
¡¡¡¡pASswd -l named #-l ,Lock,±íʾËø¶¨Óû§[/code]

¡¡¡¡c.´´½¨ÐéÄâÉ豸£¨dev£©£¬ÈÕÖ¾¼Ç¼µÄʱºòÓеÄÑ¡Ïî¿ÉÄÜÓõ½ËüÃÇ¡£ÔÚĬÈÏÇé¿öÏ£¬ÊÇʹÓÃ/devĿ¼ÏµÄÎļþ£¬µ«ÊÇÓÉÓÚÎÒÃÇÐèÒª°ÑDNSÏÞÖƵ½Ò»¸öĿ¼£¬ËùÒÔ±ØÐëÍêÈ«°Ñ/devÏÂÓõ½µÄÎļþ£¨»òÕß˵É豸£©Ä£Äâ¹ýÀ´²Å¿ÉÒÔ¡£

[code]¡¡¡¡¡¡ls -lL /dev/zero /dev/null /dev/random[/code]

¡¡¡¡¿´µ½ÀàËÆ

[code]¡¡¡¡crw-rw-rw-¡¡¡¡1 root¡¡¡¡ root¡¡¡¡¡¡ 1,¡¡ 3 2003-09-15¡¡/dev/null
¡¡¡¡crw-r--r--¡¡¡¡1 root¡¡¡¡ root¡¡¡¡¡¡ 1,¡¡ 8 2003-09-15¡¡/dev/random
¡¡¡¡crw-rw-rw-¡¡¡¡1 root¡¡¡¡ root¡¡¡¡¡¡ 1,¡¡ 5 2003-09-15¡¡/dev/zero[/code]

¡¡¡¡ÕâÑùµÄ£¬½«ÆäÖеÄ1,3ÕâÑùµÄÊý×ּǼÏÂÀ´£¬Õâ±íʾÖ÷É豸ºÅºÍ´ÎÉ豸ºÅ£¨Ò»°ãÀ´ËµÖ÷É豸ºÅÓÃÀ´Çø·ÖÉ豸µÄÖÖÀࣻ´ÎÉ豸ºÅÔòÊÇΪÁË×÷ΨһÐÔÇø·Ö£¬±êÃ÷²»Í¬ÊôÐÔ----×¢Ò⣬ÔÚunixϵͳÖÐÊÇ°ÑÉ豸Ҳµ±×÷ÎļþÀ´¶Ô´ýµÄ£©£¬ÔÚredhat 9Ï£¬ls¼Ó²»¼Ó-L²ÎÊý¶¼ÎÞËùν£¬µ«ÊÇÔÚSolarisÏÂÔòÒ»¶¨Òª¼ÓÉϲſÉÒÔÏÔʾ¡£

[code]¡¡¡¡mknod dev/null c 1 3
¡¡¡¡mknod dev/zero c 1 5
¡¡¡¡mknod dev/random c 1 8[/code]

¡¡¡¡d.¸´ÖÆʱÖÓÎļþµ½ÎÒÃÇchrootµÄetcÏ£¬Linux µÄʱÖÓÉèÖÃÎļþΪ£º/etc/localtime £¬Êµ¼ÊÉÏÕâ¸öÎļþÊÇ /usr/share/zoneinfo Ŀ¼Ï¶ÔÓ¦ÎļþµÄ·ûºÅÁ¬½Ó¡££¨¼ÙÉèÎÒÃÇËù´¦µÄµØÇøλÓÚÉϺ££¬ÄÇôֻҪÔËÐÐÒÔϵÄÃüÁî¾Í¿ÉÒÔÉèÖÃʱÇøÁË¡£ ln -sf /usr/share/zoneinfo/ASia/Shanghai /etc/localtime£»×¢ÒâÔÚÌìÔµÓõÄsolaris 2.6Öв¢Ã»ÓдËÎļþ£¬¶øÊǸÃÓÃ/usr/share/lib/zoneinfo/GB£©

¡¡¡¡cp /etc/localtime etc/

¡¡¡¡3¡¢´´½¨ºÍÉèÖÃBIND 9ÅäÖÃÎļþ

¡¡¡¡Ä¬ÈÏÇéÐÎÏ£¬bindÒÔ/etc/named.confÎļþΪÅäÖÃÎļþ¡£µ«ÓÉÓÚÎÒÃÇÕâÀïÊÇÒª×öchrootµÄDNS£¬Òò´ËÐèÒª°Ñnamed.conf·Åµ½/chroot/named/confÏÂÈ¥£¬È»ºóÔÙ×öÒ»¸ö·ûºÅÁ¬½Óµ½/etc/named.conf¡£Ê×ÏÈ´´½¨²¢±à¼­named.confÎļþ£¨ÓÉÓÚ½éÉÜDNSµÄÎÄÕ´ó¶à¶Ônamed.confµÄÅäÖýâÊ͵ÃÏ൱Ïêϸ£¬Òò´ËÎҾͲ»Ò»¾ä¾ä½âÊÍÁË£¬´ó¼Ò½áºÏ×¢ÊÍ£¬²Î¿¼ÆäËûÎÄÕ¿´¿´£¬ºÜÈÝÒ×Àí½âµÄ£©

[code]vi /chroot/named/etc/named.conf£¬ÊäÈëÒÔÏÂÄÚÈÝ(ÓÉÓÚÿ¸öÈ˵ÄÅäÖö¼²»Í¬£¬ËùÒÔÌìÔµÔÚÕâÀïÖ»ÁгöÒ»¸ö×öcache onlyµÄDNSµÄÉèÖÃ)

options {
¡¡¡¡¡¡¡¡ //×¢Ò⣬ÓÉÓÚÊÇchroot·½Ê½£¬ËùÒÔÒÔϵÄ/conf¡¢/var²¢²»ÊÇϵͳÖÐÕæÕýµÄ/confºÍ/varĿ¼£¬¶øÊÇÖ¸/chroot/namedϵÄͬÃûĿ¼£¬´ËÅäÖÃÎļþÖÐËùÓеط½¶¼Èç´Ë
directory¡¡¡¡¡¡ "/conf"; //ÅäÖÃÎļþËùÔÚĿ¼
pid-file¡¡¡¡¡¡¡¡"/var/run/named.pid"; //½ø³ÌÊØ»¤Îļþ
statistics-file "/var/run/named.stats"; //״̬Êä³öÎļþ£»ÔÚrndcÖÐÓõ½
dump-file¡¡¡¡¡¡ "/var/run/named.db"; //Êä³öÊý¾Ý¿âÎļþ£¬ÔÚrndcÖÐÓõ½

//Òþ²ØÕæʵ°æ±¾ºÅ,ÎÒÕâÀïд¸ö4.0×÷¿ÌÒâÎóµ¼
version¡¡¡¡¡¡¡¡ "[4.0]";

¡¡¡¡¡¡¡¡¡¡logging { //ÈÕÖ¾¼Ç¼
¡¡¡¡¡¡¡¡¡¡¡¡¡¡ channel LAMER_log {
¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡ file "/logs/DNS-lamer.log" versions 3¡¡size 10m;
¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡ severity info;
¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡ print-severity yes;¡¡print-time yes;
¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡ };

¡¡¡¡¡¡¡¡¡¡¡¡¡¡ channel SEC_log {
¡¡¡¡¡¡¡¡¡¡¡¡¡¡ file "/logs/DNS-sec.log" versions 3¡¡ size 10m;
¡¡¡¡¡¡¡¡¡¡¡¡¡¡ severity info;
¡¡¡¡¡¡¡¡¡¡¡¡¡¡ print-severity yes;¡¡print-time yes;
¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡};

¡¡¡¡¡¡¡¡¡¡¡¡¡¡ channel STAT_log {
¡¡¡¡¡¡¡¡¡¡¡¡¡¡ file "/logs/DNS-stat.log" versions 3¡¡size¡¡10m;
¡¡¡¡¡¡¡¡¡¡¡¡¡¡ severity info;
¡¡¡¡¡¡¡¡¡¡¡¡¡¡ print-severity yes;¡¡print-time yes;
¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡ };

category cname { null; };
category lame-servers { LAMER_log; };
category security { SEC_log; };
category statistics { STAT_log; };
};

//¸ù½âÎö
zone "." {
type¡¡ hint;
file¡¡ "named.root";
};

// localhost ½âÎö
zone "localhost" {
type¡¡¡¡mASter;
file¡¡ "named.localhost";
notify¡¡no;
};

// localhost ·´Ïò½âÎö
zone¡¡¡¡"0.0.127.in-addr.arpa" {
type¡¡ mASter;
file¡¡ "named.127.0.0";
notify no;
};[/code]


¡¡¡¡Ö®ºó½øÐзûºÅÁ¬½Óµ½/etcĿ¼ÏÂ
¡¡¡¡ln -s /chroot/named/etc/named.conf /etc/named.conf

¡¡¡¡ºÃÁË£¬½ÓÏÂÀ´£¬µ±È»¾ÍÊÇÉèÖÃnamed.root¡¢named.local¡¢named.127.0.0Èý¸öÎļþÁË£¬×¢Ò⣬ÕâÈý¸öÎļþµÄÕæʵλÖÃÊÇÔÚ/chroot/named/confÏÂŶ¡£

¡¡¡¡Ê×ÏÈÊÇnamed.rootµÄ½¨Á¢


¡¡¡¡dig @a.root-servers.net . ns > /chroot/named/conf/named.root #ÕâÊÇÔÚredhatϵÄÓ÷¨£¬ÒòΪÌìÔµËùÓõÄsolarisĬÈÏ£¨ÎÒÓõÄ2.6£©Ã»ÓÐdigÃüÁËùÒÔÔÚsolarisÏÂÎÒÃÇÓÃ

[code]cd /chroot/named/conf
ftp ftp://ftp.rs.internic.net/domain/named.root
½Ó×ÅÊÇnamed.local

;
;named.local
;
$TTL¡¡¡¡86400

@¡¡¡¡¡¡ IN SOA¡¡ @ root (
¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡42¡¡¡¡¡¡¡¡¡¡¡¡¡¡; °æ±¾
¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡3H¡¡¡¡¡¡¡¡¡¡¡¡¡¡; Ë¢ÐÂʱ¼ä3Сʱ
¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡15M¡¡¡¡¡¡¡¡¡¡¡¡ ; ÖØÊÔʱ¼ä15·ÖÖÓ
¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡1W¡¡¡¡¡¡¡¡¡¡¡¡¡¡; ×î´óÆÚÏÞÒ»ÖÜ
¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡1D )¡¡¡¡¡¡¡¡¡¡¡¡; ×îСTTLÒ»Ìì ¡¡¡¡¡¡¡¡IN NS¡¡¡¡¡¡¡¡@
¡¡¡¡¡¡¡¡IN A¡¡¡¡¡¡¡¡ 127.0.0.1

½Ó×ÅÊÇnamed.127.0.0

;
; named.127.0.0
;
$TTL¡¡¡¡86400
@¡¡¡¡¡¡ IN¡¡¡¡¡¡SOA¡¡¡¡ localhost. root.localhost.¡¡( ;ÕâÀïµÄroot.localostÆäʵÊÇroot@localhost£¬ÔÚDNSÉèÖÃÖУ¬½«@ÓÃ.´úÌæ
¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡1 ; °æ±¾
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¡¡¡¡¡¡¡¡IN¡¡¡¡¡¡NS¡¡¡¡¡¡localhost.
1¡¡¡¡¡¡ IN¡¡¡¡¡¡PTR¡¡¡¡ localhost.[/code]


¡¡¡¡4¡¢ÉèÖÃȨÏÞ

¡¡¡¡ÆäʵÕâÒ»²½£¬²ÅÊÇÎÒÃÇ×÷ÈκÎchroot ·þÎñÕæÕý¾«»ªµÄµØ·½¡£ÈçºÎ°ÑȨÏÞ»®·ÖµÃ׼ȷ£¬²»ÖÁÓÚÎÞ·¨Ö´ÐзþÎñ£¬Ò²²»ÄÜ´óµ½»áÍþвµ½ÆäËû³ÌÐòµÄ°²È«£¬ÊµÔÚÊÇÒ»¸öÐèÒª×Ðϸ¿¼ÂǵÄÎÊÌâ¡£

¡¡¡¡a.ÓÉÓÚÎÒÃǵÄÄ¿µÄÊÇ´ïµ½ÈÃbind³ÌÐòÒÔnamedÓû§Éí·ÝÔËÐУ¬ËùÒÔ±ØÐëÈÃËü¾ßÓжÁÅäÖã¬ÎÞдÅäÖÃÎļþµÄȨÏÞ£¬¶øÇÒ×îºÃÆäËû³ÌÐòÒ²²»ÄܸıäÎÒÃǵÄÅäÖÃÎļþ£¬Ö»ÓÐrootÄܸģ¬namedÓû§ÄܶÁ¡£ÎªÁËÂú×ãÕâ¸öÒªÇóµÄ£¬×ÔÈ»¾ÍÏëµ½°ÑÎļþµÄÓµÓÐÕ߸ÄΪroot£¬×éÓû§ÉèÖÃΪnamed£¬È»ºóÔÙÂýÂý×Ðϸ»®·ÖȨÏÞ¡£

¡¡¡¡cd /chroot/named

¡¡¡¡chown -R root.named ./ #-R²ÎÊý±íʾÏÂÊôĿ¼ҲÒÀÕÕ´ËȨÏÞ£¬-R²ÎÊýÔÚchownºÍchmodÖо­³£Óõ½

¡¡¡¡b.½ÓÏÂÀ´ÏëÏë¸÷¸öÎļþ¡¢×ÓĿ¼µÄȨÏÞ¡£Root×é¶Ô ÎļþÐèÒª¶ÁдִÐÐȨÏÞ£¬named×é¶ÔÎļþÐèÒª¶ÁȡȨÏÞ£¬¶ø¶ÔÏÂÊô×ÓĿ¼¶øÑÔ£¬Ôò±ØÐë¾ßÓÐÖ´ÐÐȨÏÞ²ÅÄܽøÈëÆäÖС£Òò´Ë×÷ÒÔÏÂȨÏÞÉèÖá£

¡¡¡¡# ¶ÔÎļþ¸³Óèroot ¶ÁдȨÏÞ£¬¸³Óè×énamed¶ÁȨÏÞ
¡¡¡¡find . -type f -print | xargs chmod u=rw,og=r

¡¡¡¡# ¶ÔĿ¼¸³Óèroo¶ÁдִÐÐȨÏÞ£¬¸³Óè×énamed¶ÁÖ´ÐÐȨÏÞ£¨ÕâÀïµÄÖ´ÐÐÊÇΪÁËÄܽøÈ뵽ϼ¶Ä¿Â¼ÖУ©
¡¡¡¡find . -type d -print | xargs chmod u=rwx,og=rx

¡¡¡¡#¶ÔetcĿ¼ÏµÄÅäÖÃÎļþ£¬Äܲ»ÈÃÆäËûÓû§¶ÁÈ¡µ±È»ÊÇ×îºÃµÄ£¬Òò´ËÉèÖÃ
¡¡¡¡chmod o= etc/*.conf

¡¡¡¡# "secondaries" ×ÓĿ¼ÊÇ´ËDNS·þÎñÆ÷×÷¸¨Öú·þÎñÆ÷£¬´ÓÖ÷·þÎñÆ÷¸üÐÂÏûÏ¢µÄʱºòÐèÒªµÄ£¬»áÔÚÀïÃæ´´½¨Ò»Ð©ÐÂÎļþ¡£Òò´ËËüµÄȨÏÞÒ²ÐèÒªÌرðÉèÖã¬ÔÚÕâ¸öĿ¼Ï£¬named×é¡¢Óû§ÐèÒª¾ßÓжÁȨÏÞ£¬¶ø²»ÐèÒªÓõ½rootÓû§£¬Ò²²»ÏëÈÃÆäËûµÄÓû§Éí·Ý·ÃÎÊ¡£

¡¡¡¡chown root.named conf/secondaries/ #ÉèÖÃsecondariesĿ¼Óû§Îªroot,×éΪnamed

¡¡¡¡chmod ug=rwx,o=¡¡conf/secondaries/ #¸øÓèrootºÍnamedÈ«²¿È¨ÏÞ£¬ÒÔ·½±ã·ÃÎÊÏÂÃæµÄÎļþ

¡¡¡¡touch conf/secondaries/.empty¡¡# È¥µô¾ÉÓеĸÃÎļþ

¡¡¡¡find conf/secondaries/ -type f -print | xargs chown named.named #½«Óû§×é¡¢Óû§¶¼ÉèÖÃΪnamed

¡¡¡¡find conf/secondaries/ -type f -print | xargs chmod ug=r,o= #Ö»ÈÃnamed×éºÍÓû§ÓжÁȨÏÞ£¬¶øÆäËûÓû§ÎÞÈκÎȨÏÞ

¡¡¡¡½Ó×ÅÊÇΪvar/Ŀ¼ÉèÖÃȨÏÞ£¨ÔÚÕâÀï»áÉú³É½ø³ÌÊØ»¤Îļþnamed.pid--ÎÒÃÇÔÚnamed.confÖÐÉèÖÃÁ˵ģ©

¡¡¡¡chown root.root¡¡var/ #ÕâÀï¿ÉÒÔ°ÑnamedÅ×Æú£¬

¡¡¡¡chmod u=rwx,og=x var/ #root¿ÉÒÔ¶ÁдÉèÖã¬ÆäËûÓû§ÄÜÖ´ÐоÍÐУ¬ÆäʵÎÒÃÇÖ®ËùÒÔ×öÒ»¸öchroot DNSÐèÒª´ó·ÑÖÜÕ۵ص¥¶ÀÉèÖÃĿ¼£¬¾ÍÊÇΪÁ˲»ÈÃnamed¾ßÓзÃÎÊÕæÕýµÄ/varµÄȨÏÞ¡£

¡¡¡¡chown root.named¡¡var/run/ #ÒòΪÔÚrunÏÂÃæµÄÐèÒªÓÉnamedÉí·ÝÀ´Ð´named.pidÎļþ£¬ËùÒÔÐèÒª½«×é¸ÄΪnamedºÃÏÞÖÆȨÏÞ

¡¡¡¡chmod ug=rwx,o=rx var/run/ #Óû§/×é¾ßÓжÁдִÐÐȨÏÞ£¬ÆäËûÓû§ÄܶÁ/Ö´ÐоͿÉÒÔÁË£¬ÕâÑùµÄÉèÖã¬Ö÷ÒªÊÇΪÁË·½±ãÎÒÃǺóÃæдshellÀ´ÅжÏDNSÄ¿Ç°µÄ״̬¡£

¡¡¡¡chown root.named¡¡logs/ #ÈÕ־Ŀ¼£¬ÉèÖóÉÕâÑùµÄÔ­Òò²»ÓýâÊÍÁË°É

¡¡¡¡chmod ug=rwx,o=rx logs/ #ÈÕÖ¾ÔÊÐíÆäËûÈË¿´±È½ÏºÃ£¬·½±ãÒÔºó¹ÒµÚÈý·½³ÌÐò

¡¡¡¡5¡¢Æô¶¯²¢ÔËÐÐbind 9

¡¡¡¡¼¤¶¯ÈËÐĵÄʱºòµ½ÁË£¬¼´½«¿ªÊ¼ÎÒÃǵĴ¦Å®bind 9ÔËÐÐÁË¡£

¡¡¡¡ÔËÐÐÒÔÏÂÃüÁî

[code]/usr/local/sbin/named -t /chroot/named -u named -c /etc/named.conf[/code]
È»ºóÔÙps -fCnamed ¿´¿´£¿£¿Èç¹û³öÀ´ÀàËÆ
[code]UID¡¡¡¡¡¡¡¡PID¡¡PPID¡¡C STIME TTY¡¡¡¡¡¡¡¡¡¡TIME CMD
named¡¡¡¡14023¡¡¡¡ 1¡¡0 May27 ?¡¡¡¡¡¡¡¡00:00:00 /usr/local/sbin/named -t /chroot/named -u named -c /etc/named.conf[/code]

¡¡¡¡ÕâÑùµÄ½á¹û£¬ËµÃ÷³É¹¦ÁË£¬¹§Ï²Ä㣡£¡£¡

¡¡¡¡Ã¿´Î¶¼ÕâÑùÊäÈëÀÛ²»ÀÛ£¿£¿ËùÒÔ»¹ÊÇÒ»ÆðÀ´Ð´¸öshell°É£¨ÆäʵshellÕæµÄ·ÛºÃÓ㬵«ÊÇÒ»°ãÕæҪϵͳµØ½²½âÆðÀ´ÓÖûÓÐÒâ˼£¬ËùÒÔÎÒ¾¡Á¿ÔÚÿƪÎÄÕÂÖж¼°ÑshellÓÃÉÏ£¬ÂýÂý¾ÍÁì»áµ½ËüµÄºÃ´¦¿©£©

[code]vi /chroot/named.start

#¶àcpuµÄ¼ÇµÃ¼Ó¸ö "-n " ²ÎÊý£¬²ÅÄÜÆôÓöàcpuŶ£¬ÎÒÒ²ÊÇÔÚ±ðµÄµØ·½¿´µ½µÄ
#
# namedÃüÁî¸ñʽ: named [-c ÅäÖÃÎļþ] [-d ³ý´í¼¶±ð] [-f|-g] [-n cpu¸öÊý]
#¡¡¡¡¡¡¡¡¡¡¡¡¡¡[-p ¶Ë¿Ú-ĬÈÏÊÇ53] [-s] [-t chrootĿ¼] [-u Ö´ÐиÃÃüÁîµÄÓû§Éí·Ý]

cd /chroot/named
#È·±£³ý´íµÄdebugÎļþÄܹ»ÒÔnamedÉí·ÝдÈë
touch named.run #½¨Á¢¸ÃÎļþ
chown named.named named.run #ÉèÖÃÎļþÓµÓÐÕßΪnamed.named
chmod ug=rw,o=r¡¡ named.run #ȨÏÞΪ664
#ÒÔnamedÉí·Ý£¬ÔÚchroot/namedĿ¼ÖÐÒÔ/etc/named.confΪÅäÖÃÎļþÖ´ÐÐnamed³ÌÐò
#ÕâÀïµÄ/etc/named.confÊÇÎÒÃÇÓÃln -sÁ¬¹ýÈ¥µÄ£¬²Î¿´Ç°ÎÄ
/usr/local/sbin/named¡¡-t /chroot/named -u named -c /etc/named.conf[/code]


¡¡¡¡È»ºóÒÔsh /chroot/named.start Ö´ÐдËÃüÁî¾ÍÐÐÁË£¬Ö®ºóÔÚ/etc/resolv.confΪ×Ô¼ºµÄDNSµØÖ·¾Í¿ÉÒÔ²âÊÔÁË£¬µ±È»£¬Ò²¿ÉÒÔÓÃdigÃüÁîÀ´²é£¨¸öÈ˾õµÃdigÃüÁî±ÈnslookupºÃÓ㬵«ÊÇSolaris 2.6ÉÏĬÈÏûÓУ©¡£

¡¡¡¡6. ¿ØÖƹ¤¾ßrndcµÄ°²×°ºÍʹÓÃ

¡¡¡¡rndc=remote dnc,ÒÔÇ°×°¹ýbind 8µÄÅóÓѶ¼ÖªµÀÓиöndc¹¤¾ß£¬¶øÔÚbind 9ÖУ¬¸üÊÇÁ¬Ô¶³Ì¿ØÖƵŦÄܶ¼¼ÓÉÏÁË¡£Ëµ¡°¼ÓÉÏ¡±Æäʵ²»¹»Ç¡µ±£¬ÒòΪrdnc²¢²»ÊÇÓÃndc¸ÄµÄ£¬¶øÊÇÖØÐÂдµÄÒ»¸öͨ¹ýtcpЭÒé½øÐÐDNS¿ØÖƵÄÈí¼þ¡£(ÓÐʲôÓã¿ÎÊÎÊ×öÐéÄâÖ÷»ú/ϵͳ¹ÜÀíµÄÅóÓѾÍÖªµÀ£¬DNSÒ»°ã¶¼ÊÇÓöÀÁ¢Ö÷»ú£¬Èç¹û¿ÉÒÔÔ¶³ÌreloadÅäÖÃÎļþ£¬¿ÉÒÔ·½±ãºÜ¶àµÄ)¡£¡¡

¡¡¡¡rndc Ô­±¾ÊÇÓ¦¸Ã¶ÁÈ¡/usr/local/etc/rndc.conf ×÷ΪÅäÖÃÎļþµÄ,µ«ÎÒÃǼÈÈ»ÊÇ°²×°chrootµÄDNS£¬ËùÒÔÓбØÒª°Ñrndc.confתµ½/chroot/named/etc/rndc.conf¡£ºÃ£¬ÏÂÃæÀ´¿´¿´ÎÒÃǵÄrndc.confµÄд·¨¡£

[code]options {
¡¡¡¡¡¡¡¡default-server¡¡localhost; //ÏÈÅäÖñ¾µØµÄ
¡¡¡¡¡¡¡¡default-key¡¡¡¡ "rndckey"; //keyµÄÃû×Ö
};

server localhost {
¡¡¡¡¡¡¡¡key¡¡¡¡ "rndckey"; //keyµÄÃû×Ö
};
include "/chroot/named/etc/rndc.key"; //ÔÚÕâ¸öÎļþÖаüº¬ÁËrndckeyµÄÖµ£¬Ö®ËùÒÔÕâÑù£¬ÊÇÒòΪÔÚrndc.confºÍnamed.confÖж¼Óõ½Õâ¸öÖµ£¬ÓÃinclude·½±ãд×Ô¶¯µÄshellһЩ

ͬÑùµÄµÀÀí£¬ÔÚ/chroot/named/etc/named.confµÄÒ²¼ÓÉÏÐèÒªµÄÓï¾ä

controls {
¡¡¡¡¡¡¡¡inet 127.0.0.1 allow { localhost; } keys { rndckey; }; //ÔÊÐílocalhostÁ¬½Ó
};
include "/etc/rndc.key";[/code]

¡¡¡¡½ÓÏÂÀ´£¬¾ÍÊÇÒªÉú³É/chroot/named/etc/rndc.key ÎļþÁË£¬ËüÊÇÒ»¸ö²ÉÓÃbASe-64±àÂë¼ÓÃܵij¤×Ö·û´®key,ÎÒÃÇÓÃDNSsec-keygenÃüÁîÀ´Éú³ÉËü:

[code]¡¡¡¡cd /chroot/named/etc
¡¡¡¡/usr/local/sbin/DNSsec-keygen -a HMAC-MD5 -b 256 -n HOST rndc[/code]

¡¡¡¡µÃµ½Ò»¸öÀàËÆKrndc.+157+30481ÕâÑùµÄ·µ»ØÖµ£¬Õâ˵Ã÷ÒѾ­ÔÚµ±Ç°Ä¿Â¼Ï³ɹ¦½¨Á¢ÁËKrndc.+157+30481.keyºÍKrndc.+157+30481.privateÁ½¸öÎļþ¡£

[code]cat Krndc.+157+30481.private ÏÔʾ
Private-key-format: v1.2
Algorithm: 157 (HMAC_MD5)
Key: aoqaT1r9Oz29DIj3VPn6+teHcvBudGAc17qLM4nPOqA=[/code]

¡¡ÔÚÕâÀKeyºóÃæµÄÄÇ´®×Ö·û¾ÍÊÇÎÒÃÇÏëÒªµÄkeyÁË£¬°ÑËü¸´ÖÆÏÂÀ´£¬È»ºóɾ³ýÁÙʱÎļþ

[code]rm Krndc.+157+30481.*
vi /chroot/named/etc/rndc.key

key "rndckey" {
¡¡¡¡¡¡¡¡algorithm¡¡¡¡¡¡ "hmac-md5";
¡¡¡¡¡¡¡¡secret¡¡¡¡¡¡¡¡¡¡" aoqaT1r9Oz29DIj3VPn6+teHcvBudGAc17qLM4nPOqA=";
};[/code]


¡¡¡¡ÏÖÔÚÒѾ­ÅäÖÃÍê³ÉÁË£¬½¨Á¢2¸öÈíÁ¬½Ó

[code]ln -s /chroot/named/etc/rndc.conf /usr/local/etc/rndc.conf
ln -s /chroot/named/etc/rndc.conf /etc/rndc.conf
Ok,½ÓÏÂÀ´¶ÔÄ¿Ç°ÔËÐеÄnamed·ÉÆðÒ»ÍÈ£¬Ç¿ÆÈÈÃËüÖØжÁÅäÖÃÎļþ
¡¡ps -fCnamed
¡¡UID¡¡¡¡¡¡¡¡PID¡¡PPID¡¡C STIME TTY¡¡¡¡¡¡¡¡¡¡TIME CMD
¡¡named¡¡¡¡14023¡¡¡¡ 1¡¡0 May27 ?¡¡¡¡¡¡¡¡00:00:00 /usr/local/sbin/named -t /chroot/named -u named -c /etc/named.conf

kill -1 14023¡¡¡¡¡¡¡¡#14023 ÊÇnamedµÄ½ø³ÌºÅ£¬ÖÁÓÚ-1µÄ×÷Óã¬×Ô¼ºman kill°É
ÏÖÔÚÀ´¿´¿´ÎÒÃǵÄrndcÊÇ·ñ¹¤×÷Õý³£
/usr/local/sbin/rndc status Èç¹ûÏÖʵÀàËÆÏÂÃæµÄÇéÐξ͹§Ï²Äã¿©
number of zones: 2
debug level: 0
xfers running: 0
xfers deferred: 0
soa queries in progress: 0
query logging is OFF
server is up and running[/code]

¡¡¡¡Èç¹û³öÏÖµÄÊÇrndc: send remote authenticator: permission denied Ôò¿Ï¶¨ÉÏÃæµÄ²½ÖèÖдæÔÚÎÊÌ⣬ÇëÒ»²½²½¼ì²é°É¡£

¡¡¡¡7¡¢¿ª»úÖ´Ðнű¾

¡¡¡¡Ã¿´ÎÊäÈëºÜ³¤µÄÃüÁîÀ´½øÐÐÖØÐÂÆô¶¯£¬Í£Ö¹DNSʵÔÚ²»ÊÇÃ÷ÖǵÄ×ö·¨£¬Ð´¸öshell½Å±¾À´°ïÖúÎÒÃÇ°É¡£

[code]vi /etc/init.d/named

#!/bin/sh
#
export PATH=/usr/local/sbin:$PATH¡¡¡¡¡¡ # °Ñ·¾¶¼Ó½øÈ¥£¬¾Í²»ÓÃÿ´ÎÊäÈëȫ·¾¶ÁË

cASe "$1" in
¡¡start)
¡¡¡¡¡¡¡¡# ÔËÐÐBind
¡¡¡¡¡¡¡¡echo -n "Starting named: "
¡¡¡¡¡¡¡¡sh /chroot/named.start
¡¡¡¡¡¡¡¡echo "done"
¡¡¡¡¡¡¡¡;;
¡¡stop)
¡¡¡¡¡¡¡¡# Í£Ö¹ Bind
¡¡¡¡¡¡¡¡echo -n "Shutting down named: "
¡¡¡¡¡¡¡¡rndc stop
¡¡¡¡¡¡¡¡echo "done"
¡¡¡¡¡¡¡¡;;
¡¡reload)
¡¡¡¡¡¡¡¡# ÖØÐÂÔØÈëÅäÖÃ
¡¡¡¡¡¡¡¡echo -n "Reload named: "
¡¡¡¡¡¡¡¡rndc reload
¡¡¡¡¡¡¡¡echo "done"
¡¡¡¡¡¡¡¡;;
status)
¡¡¡¡¡¡¡¡# ÏÔʾµ±Ç°×´Ì¬
¡¡¡¡¡¡¡¡rndc status
¡¡¡¡¡¡¡¡;;
¡¡*)
¡¡¡¡¡¡ echo "/etc/init.d/named {start|stop|status|reload}"
¡¡¡¡¡¡ exit 1
esac

exit 0[/code]

¡¡¡¡È»ºóµ±È»ÊÇ chmod a+x /etc/init.d/named

¡¡¡¡½ÓÏÂÀ´¾ÍÊǶԸ÷¸öÆô¶¯Ä£Ê½×ö·ûºÅÁ¬½ÓÁËRed Hat Ï£º

[code]ln -s /etc/init.d/named /etc/rc2.d/S45named
¡¡ln -s /etc/init.d/named /etc/rc3.d/S45named
ln -s /etc/init.d/named /etc/rc5.d/S45named

Solaris 2.6 주
¡¡ln -s /etc/init.d/named /etc/rc3.d/S45named
¡¡ln -s /etc/init.d/named /etc/rcS.d/S45named[/code]

¡¡¡¡µ½ÕâÀÎÒÃǵÄchroot bind 9 ¿ÉÒÔ˵ÕæÕýÕýʽÍ깤£¡£¡
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