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¸ÞÀÏ ÇÊÅ͸µ(½ºÆÔ¸ÞÀÏ) / procmail (14, ±Û 18, ÀÚ·á 8)

  DRAC ¼³Ä¡¿Í È°¿ë °¡À̵å - ù¹ø° ÆÇ ÀÛ¼ºÀÏ : 2003/08/05 10:54
 
  • ±Û¾´ÀÌ : ¹ÚÀçÈ£ ( http://my.netian.com/~jrogue/ )
  • Á¶È¸¼ö : 8962
          [ ÀÌÀüÈ­¸é / ¼öÁ¤ ]   ºñ¹Ð¹øÈ£ :     Àμâ¿ë È­¸é
     

    DRACÀ̶õ?

    DRACÀº Dynamic Relay Authorization Control ¾à¾î·Î sendmailÀ» À§ÇÑ ¸±·¹ÀÌ Çã¿ë¸ÊÀ» µ¿ÀûÀ¸·Î °»½ÅÇÏ´Â µ¥¸óÀÌ´Ù. ¼±ÀÇÀÇ »ç¿ëÀÚ°¡ SMTP ¼­¹ö¿¡ Á¢±ÙÇÒ ¼ö ÀÖµµ·Ï ¸¸µé¸é¼­µµ ½ºÆÐ¸Ó Á¢±ÙÀº Â÷´ÜÇϴ Ư¡ÀÌ ÀÖ´Ù.

    ¿ø¸®´Â ´Ü¼øÇÏ´Ù. »ç¿ëÀÚ°¡ POP3³ª IMAPÀ¸·Î Á¢±ÙÇÒ ¶§ »ç¿ëÀÚ IP¸¦ ¸Ê¿¡ µ¿ÀûÀ¸·Î ÇÒ´çÇسõ°í ÇâÈÄ SMTP ¼­ºñ½º ¿äûÀÌ µé¾î¿Ã ¶§ ÀÌ IP°¡ Á÷Àü ÀÎÁõ¹ÞÀº IPÀÎÁö È®ÀÎÇÏ´Â °úÁ¤À» ¹â´Â´Ù.

    DRACÀº ³ëÆ®ºÏÀ» µé°í À̸®Àú¸® ¿Å°Ü´Ù´Ï´Â(roaming) »ç¿ëÀÚ¿¡°Ô Àý´ëÀûÀ¸·Î ÇÊ¿äÇÑ ¼­ºñ½º´Ù. POPÀ¸·Î ÀÎÁõ¹ÞÀº Á÷ÈÄ 30ºÐÀÌ ¸±·¹À̸¦ Çã¿ëÇÏ´Â ÀÓ°è ½Ã°¢ÀÌÁö¸¸ °è¼ÓÇؼ­ °»½ÅÀÌ °¡´ÉÇÏ´Ù. POP ¼­¹ö´Â ÆíÁö¸¦ üũÇϱâ À§ÇØ ÁÖ±âÀûÀ¸·Î ÀÌ·¯ÇÑ °»½Å °úÁ¤À» ÀÚµ¿À¸·Î ¹âÀ¸¹Ç·Î ½ÇÀü¿¡¼­ ºÒÆíÀ» ´À³¢Áö ¾Ê°í »ç¿ëÇϱ⿡ Ưº°ÇÑ ¹®Á¦´Â ¾ø´Ù.

    ¸¸ÀÏ ¹Ý¿µ±¸ÀûÀ¸·Î ƯÁ¤ IP ÁÖ¼Ò¿¡ ´ëÇÑ ¸±·¹À̸¦ Çã¿ëÇÏ·Á¸é È¿À²À» ³ôÀ̱â À§ÇØ sendmail¿¡¼­ Á¦°øÇÏ´Â ¸±·¹ÀÌ Çã¿ë ±â¹ýÀ» »ç¿ëÇÏÀÚ.

    ÀÚ ±×·¯¸é ÀÌÁ¦ º»°ÝÀûÀÎ DRAC ŽÇè¿¡ µé¾î°¡ÀÚ.

    DRAC ¼³Ä¡ ¹æ¹ý

    DRAC ¼³Ä¡¸¦ À§ÇØ ´ÙÀ½ ÀýÂ÷¸¦ µû¸¥´Ù.

    DRAC ÆÐÅ°Áö ±¸Çϱâ

    DRAC ÃֽŠ¹öÀüÀº 1.11ÀÌ¸ç ¾ÐÃàµÈ tarball ÆÄÀÏ·Î Á¸ÀçÇÑ´Ù. RPMÀ» °¡Á®¿Ã °æ¿ì¿¡´Â sendmail¿¡¼­ »ç¿ëÇÏ´Â ¹öŬ¸® DB ¶óÀ̺귯¸® ¹öÀü°ú µ¿ÀÏÇÑÁö ¹Ýµå½Ã üũÇØ¾ß ÇÑ´Ù(ÈùÆ®: ldd ¸í·É). tarballÀ» °¡Á®¿Ã °æ¿ì DRAC Å©±â´Â ¾ó¸¶µÇÁö ¾ÊÁö¸¸ ºÎ°¡ÀûÀ¸·Î ÇÊ¿äÇÑ ¶óÀ̺귯¸®°¡ Á¸ÀçÇϹǷΠÄÄÆÄÀÏ Àü¿¡ ´ÙÀ½ »çÇ×À» üũÇÑ´Ù.
    • ¹öŬ¸® DB: ¹öÀüÀº 1.85 ÀÌ»óÀÌ¸é µÇÁö¸¸, ¹Ýµå½Ã sendmailÀÌ »ç¿ëÇÏ´Â ¹öÀü°ú ÀÏÄ¡ÇØ¾ß ÇÑ´Ù. ±×·¸Áö ¾ÊÀ¸¸é ÀÏ´ë Àç¾ÓÀÌ... °¡Àå ÃֽŠ¹öÀüÀº 3.2.9ÀÌ´Ù. ¹öŬ¸® DB ¼³Ä¡¹ýÀº Sendmail & POP3 Pages¿¡ ÀÖ´Â sendmail ¼³Ä¡ °¡À̵带 ÂüÁ¶ÇÏÀÚ.
    • sendmail MTA: ¹öÀüÀº 8.9.x ÀÌ»óÀÌ¸é µÇÁö¸¸, µÇµµ·Ï ÃֽŠ¹öÀüÀ» »ç¿ëÇϱ⠹ٶõ´Ù. µÇµµ·ÏÀ̸é 8.11.x °è¿­À» ¼³Ä¡ÇÏÀÚ. sendmail ¼³Ä¡¹ýÀº Sendmail & POP3 Pages¸¦ ÂüÁ¶Çϱ⠹ٶõ´Ù.
    • qpopper: qpopper´Â 3.0.x ¹öÀüºÎÅÍ DRACÀ» Áö¿øÇÏ°í ÀÖ´Ù. µû¶ó¼­ 3.0 ÀÌÀü ¹öÀüÀ» »ç¿ëÇÏ´Â ºÐµéÀº À̹ø ±âȸ¿¡ Æǿø²ÇÏÀÚ. qpopper ¼³Ä¡¹ýÀº ¸¶Âù°¡Áö·Î Sendmail & POP3 Pages¸¦ ÂüÁ¶Çϱ⠹ٶõ´Ù. Áö±ØÈ÷ ´ç¿¬ÇÑ À̾߱â°ÚÁö¸¸, DRAC ¼³Ä¡ ÈÄ¿¡ qpopper¸¦ ÄÄÆÄÀÏÇÑ´Ù.
    • portmap: ´«Ä¡ ºü¸¥ »ç¶÷À̶ó¸é ¾Ë°ÚÁö¸¸ DRACÀº RPC¸¦ »ç¿ëÇؼ­ POP°ú IMAP ¼­¹ö¿Í Åë½ÅÇÑ´Ù. µû¶ó¼­ ¹Ýµå½Ã portmapÀ» µ¹¸°´Ù. ¸®´ª½º¶ó¸é chkconfig ¸í·ÉÀ¸·Î portmapÀÌ Á¦´ë·Î µ¿ÀÛÇÏ°í ÀÖ´ÂÁö È®ÀÎÇϱ⠹ٶõ´Ù. ÀÏ¹Ý À¯´Ð½º »ç¿ëÀÚ¶ó¸é ps ¸í·ÉÀ¸·Î portmap ÇÁ·Î¼¼½º°¡ ¶° ÀÖ´ÂÁö »ìÆ캻´Ù. ÀÌ·¸°Ô Ŭ¶óÀ̾ðÆ® ¼­¹ö·Î ¿òÁ÷À̹ǷΠDRAC ¼­¹ö¿Í POP ¼­¹ö°¡ °°Àº È£½ºÆ®¿¡ ÀÖÀ» ÇÊ¿ä´Â ¾ø´Ù. ÇÏÁö¸¸ POP ¼­¹ö¿Í´Â ´Þ¸® DRAC ¼­¹ö´Â ¹Ýµå½Ã sendmailÀÌ µ¿ÀÛÇϴ ȣ½ºÆ®¿¡ ÀÖ¾î¾ß ÇÑ´Ù. ±× ÀÌÀ¯´Â ¸Ê ÆÄÀÏ »ý¼º ¶§¹®ÀÌ´Ù. RPC¸¦ Áö¿øÇÏ´Â ´ëºÎºÐ ¿î¿µÃ¼Á¦´Â portmapÀ» ±âº»À¸·Î ÀåÂøÇÏ°í Àֱ⿡ ½Ãµ¿ À¯¹«¸¸ µûÁ®Áֱ⠹ٶõ´Ù.

    DRAC ÄÄÆÄÀÏ

    DRAC´Â sendmail°ú qpopper¿Í ºñ±³ÇÏ¿© ¾ÆÁÖ ÀÛÀº ÆÐÅ°ÁöÀ̹ǷΠconfigure ½ºÅ©¸³Æ®°¡ ¾ø´Ù. ÀÌ ¸»Àº ÇÊ¿äÇÑ È¯°æ ¼³Á¤À» ¸ðµÎ ÀÚ½ÅÀÌ ÇØ¾ß ÇÑ´Ù´Â(DIY, Do It Yourself) »ç½ÇÀ» ÀǹÌÇÑ´Ù. Àý¸ÁÀûÀΰ¡? ÇÏÁö¸¸ ´ÙÇàÈ÷µµ ÄÄÆÄÀÏÀ» À§ÇÑ ¼³Á¤ÀÌ Å©°Ô ¾î·ÆÁö¾Ê´Ù.

    drac.tar.Z¸¦ Ǭ ´ÙÀ½¿¡ MakefileÀ» ¼öÁ¤Çغ¸ÀÚ. drac.tar.Z¸¦ Ç®¸é º°µµ µð·ºÅ丮¸¦ ¸¸µéÁö ¾Ê°í ÇöÀç µð·ºÅ丮¿¡ ¸ðµç ÆÄÀÏÀ» Ç®¾î¹ö¸®¹Ç·Î dracÀ̶ó´Â µð·ºÅ丮¸¦ ¸¸µç ´ÙÀ½ ¿©±â¿¡ Ç®¸é ±ú²ýÇÑ µð·ºÅ丮 ±¸Á¶¸¦ À¯ÁöÇÒ ¼ö ÀÖ´Ù.

    MakefileÀ» ¿­¾î¼­ ¸î¸î ¸¶Å©·Î¸¦ ¼öÁ¤ÇÑ´Ù. ¸®´ª½º¶ó¸é ´ÙÀ½°ú °°ÀÌ °íÄ¡¸é ¹®Á¦ ¾øÀ» °ÍÀÌ´Ù. ¹öŬ¸® DB ¼³Ä¡ À§Ä¡¿¡ µû¶ó CFLAGS¿Í LDLIBS Ç׸ñÀ» ÀûÀýÈ÷ ¼öÁ¤Çϱ⠹ٶõ´Ù. ´Ù¸¥ ¿î¿µÃ¼Á¦¸¦ »ç¿ëÇÑ´Ù¸é DRAC ÆÐÅ°Áö ¾Æ·¡ INSTALL ÆÄÀÏÀ» Âü°íÇÏ¿© °¢ÀÚ È¯°æ¿¡ ¸Â°Ô ¼³Á¤ÇÑ´Ù.

    INSTALL = install
    EBIN = /usr/local/sbin
    MAN = /usr/local/man/man
    DEFS = -DSOCK_RPC -DFCNTL_LOCK -DGETHOST -DDASH_C
    CC = gcc
    RANLIB = :
    CFLAGS = $(DEFS) -g -I/usr/local/BerkeleyDB/include
    LDLIBS = -L/usr/local/BerkeleyDB/lib -ldb
    TSTLIBS = -L. -ldrac
    RPCGENFLAGS = -C -I
    MANLIB = 3
    MANADM = 8
    

    ÀÌÁ¦ ÀüÇüÀûÀÎ make, make install °úÁ¤À» ¹â´Â´Ù. ¸Þ´º¾óÀÌ ÇÊ¿äÇϸé make install-man °úÁ¤À» ¹â±â ¹Ù¶õ´Ù.

    DRAC ȯ°æ ¼³Á¤

    DRAC ¼³Ä¡±îÁö ³¡³µ´Ù¸é °¢ÀÚ »óȲ¿¡ ¸Â°Ô ¸î°¡Áö ȯ°æ ¼³Á¤ ÀÛ¾÷À» ¼öÇàÇÑ´Ù. DRAC°ú Á÷Á¢ °ü·ÃÀÌ ¾ø´õ¶óµµ º¸¾ÈÀ» À§ÇØ ÇÊ¿äÇÑ ÀÛ¾÷µµ ÀÖÀ¸¹Ç·Î »óȲÀ» Àß ÆÇ´ÜÇÏ¿© Àû¿ëÇϱ⠹ٶõ´Ù.

    POP¼­¹ö¿Í DRAC ¼­¹ö°¡ ¶³¾îÁ®ÀÖÀ» °æ¿ì /etc/mail/dracd.allow ÆÄÀÏÀ» ¸¸µé°í ÀÌ ÆÄÀÏ¿¡ /var/yp/securenets ÆÄÀÏ°ú À¯»çÇÑ Çü½ÄÀ¸·Î Çã¿ë IP ¹üÀ§¸¦ ÁöÁ¤ÇÑ´Ù. ¿¹´Â ´ÙÀ½°ú °°´Ù.

    255.255.255.252 192.168.16.0
    255.255.255.255 192.168.16.8
    255.255.255.255 127.0.0.1
    
    192.168.16.0¿¡¼­ 8¹ø±îÁö Çã¿ëÇÑ´Ù. localhostÀÎ 127.0.0.1À» Ãß°¡ÇÑ »ç½Ç¿¡ ÁÖ¸ñÇϱ⠹ٶõ´Ù. dracd¿Í´Â ´Þ¸® portmapÀº /etc/hosts.allow¸¦ »ç¿ëÇÏ°í ÀÖÀ¸¹Ç·Î, À̸¦ »ç¿ëÇؼ­ Á¢±ÙÀ» ¿­¾îÁÙ IP ÁÖ¼Ò¸¦ Á¦¾îÇÒ ¼öµµ ÀÖ´Ù(¿©·¯ºÐÀÌ »ç¿ëÇÏ°í ÀÖ´Â ¿î¿µÃ¼Á¦´Â hosts.allow ±â´ÉÀ» Á¦°øÇÏÁö ¾ÊÀ» ¼öµµ ÀÖ´Ù).
    portmap: 192.168.16.0/255.255.255.16
    
    

    DRACÀ» Áö¿øÇϵµ·Ï qpopper¸¦ ÄÄÆÄÀÏÇß´Ù¸é, ¼³Ä¡ ÈÄ xinetd.d ¾Æ·¡ pop3³ª inetd.conf¸¦ ¿­¾î¼­ qpopper Àμö¿¡ -D DRAC_host_ip ¸¦ Ãß°¡ÇÑ´Ù. -D ¿É¼Ç ±âº»°ªÀº localhostÀ̹ǷΠDRAC°ú POP ¼­¹ö°¡ °°Àº ±â°è¿¡ ÀÖ´Ù¸é Ãß°¡ÇÒ ÇÊ¿ä°¡ ¾ø´Ù. ´ëºÎºÐ °°Àº ±â°è¿¡ Á¸ÀçÇÒ °¡´É¼ºÀÌ ³ôÀ¸¹Ç·Î ±×³É ³Ñ¾î°¡µµ ¹«¹æÇÏ´Ù.

    DRAC ½Ãµ¿

    µåµð¾î DRAC¸¦ ½Ãµ¿ÇÒ ½ÃÁ¡ÀÌ ¿Ô´Ù. ¸ÕÀú portmapÀÌ ¶° ÀÖÁö ¾ÊÀ¸¸é portmapÀ» ¶ç¿î´Ù. ´ÙÀ½À¸·Î DRACÀ» ½Ãµ¿ÇÒ ½ºÅ©¸³Æ®¸¦ ÀûÀýÇÑ À§Ä¡¿¡ °¡Á®´Ù ³õ´Â´Ù. ¿î¿µÃ¼Á¦¸¶´Ù ºÎÆà ÀýÂ÷°¡ ´Ù¸£¹Ç·Î ¸Þ´º¾óÀ» Âü°íÇÑ´Ù. ¸®´ª½º¶ó¸é drac ÆÐÅ°Áö µð·ºÅ丮¿¡ ÀÖ´Â dracd-setup.linux¸¦ /etc/rc.d/init.d/dracd¶ó´Â À̸§À¸·Î º¹»çÇÑ´Ù. ±×¸®°í ½ÇÇà ´Ü°è 3¿¡¼­ ¼öÇàÇÒ ¼ö ÀÖµµ·Ï ln -s /etc/rc.d/init.d/dracd /etc/rc.d/rc3.d/S99dracd ¸í·ÉÀ» ³»¸°´Ù.

    ÁÖÀÇ: ¿©±â¼­ dracd-setup.linux¿¡ PATH°¡ °É·ÁÀÖÁö ¾ÊÀ¸¹Ç·Î /etc/rc.d/init.d/dracd ÆÄÀÏ Ã¹ºÎºÐ¿¡ PATH=/usr/local/sbin:/sbin:/bin:/usr/bin:/usr/sbin¸¦ Ãß°¡Çϱ⠹ٶõ´Ù.

    Áغñ°¡ ³¡³µÀ¸¸é ½Ã½ºÅÛ °ü¸®ÀÚ ±ÇÇÑÀ¸·Î /etc/rc.d/rc3.d/S99dracd ¸í·ÉÀ» ½ÇÇàÇÑ´Ù. OK°¡ ³ª¿À´Â°¡?

    DRAC Å×½ºÆ®

    ÀÌÁ¦ DRAC°ú °ü·ÃÇÑ È¯°æÀ» Á¦´ë·Î Àâ¾Ò´Ù¸é DRAC Å×½ºÆ®¿¡ µé¾î°¡ÀÚ.

    DRAC ÀÚü Å×½ºÆ®

    ÀÌ»óÀÇ °úÁ¤À» ¸¶ÃÆ´Ù¸é DRAC µ¥¸óÀÌ Á¦´ë·Î µ¿ÀÛÇÏ´ÂÁö È®ÀÎÇÏ´Â °úÁ¤À» ¹â´Â´Ù. °¡Àå ¸ÕÀú /etc/mail/dracd.db ÆÄÀÏÀÌ »ý°å´ÂÁö È®ÀÎÇÑ´Ù. ¸¸ÀÏ ÀÌ ÆÄÀÏÀÌ »ý±âÁö ¾Ê¾Ò´Ù¸é dracd°¡ ¶° ÀÖ´ÂÁö(Áß°£¿¡ Á×Áö´Â ¾Ê¾Ò´ÂÁö) »ìÆì¾ß ÇÑ´Ù.

    POP3 ¿¬µ¿ Å×½ºÆ®

    DRACÀÌ µ¿ÀÛÇÑ´Ù´Â »ç½ÇÀ» È®ÀÎÇß´Ù. ±×·¸´Ù¸é À̹ø¿¡´Â POP3 ¿¬µ¿ Å×½ºÆ®¸¦ ÇÒ Â÷·ÊÀÌ´Ù. ´ÙÀ½°ú °°Àº ¹æ¹ýÀ¸·Î Å×½ºÆ®ÇÏÀÚ.
    [root@mail /etc/mail]# telnet localhost pop3
      Trying 127.0.0.1...
      Connected to localhost.
      Escape character is '^]'.
      +OK QPOP (version 4.0.3) at mail.my.net starting.
      user foo
      +OK Password required for foo.
      pass bar
      +OK foo has 0 visible messages (0 hidden) in 0 octets.
      quit
      +OK Pop server at mail.my.net signing off.
    
    ¿©±â¼­ º¯°æÇØ¾ß ÇÒ ³»¿ªÀº user foo, pass bar, quit ¼¼ ÇàÀÌ´Ù. foo ´ë½Å ¿©·¯ºÐ °èÁ¤À» bar ´ë½Å foo °èÁ¤ ¾ÏÈ£¸¦ ÀÔ·ÂÇØ¾ß ÇÑ´Ù. ÀÌ»óÀÇ °úÁ¤À» ¹â¾Ò´Ù¸é /etc/mail/dracd.db ÆÄÀÏ ³¯Â¥¸¦ È®ÀÎÇؼ­ qpopper µ¥¸ó¿¡ Á¢¼ÓÇÑ ½Ã°¢°ú ÀÏÄ¡ÇÏ´ÂÁö ºñ±³ÇÑ´Ù. ½Ã°¢°ú ÀÏÄ¡ÇÏ¸é ´ÙÀ½°ú °°Àº grep ¸í·ÉÀ¸·Î Áö¿ª È£½ºÆ®(127.0.0.1)°¡ ÀâÈ÷´ÂÁö »ìÆ캻´Ù.
    [root@mail /etc/mail]# grep 127.0.0.1 dracd.db
      Binary file dracd.db matches
    
    ¿©±â±îÁö ¹«»çÈ÷ µû¶ó¿Ô´Ù¸é DRAC ¼³Ä¡°¡ ¼º°ø¸®¿¡ ³¡³µ´Ù°í º¼ ¼ö ÀÖ´Ù. ÇÏÁö¸¸, ¿©ÀüÈ÷ Å« »êÀÌ Çϳª ³²¾ÆÀÖ´Ù.

    DRACÀ» À§ÇÑ sendmail ¼³Á¤

    ÀÌÁ¦ DRAC ¼³Ä¡¿¡¼­ °¡Àå ±î´Ù·Î¿î °­ÀûÀ» »ó´ë·Î ÇÑÆÇ ½ÂºÎ¸¦ ¹ú¿©¾ß ÇÑ´Ù. ¹Ù·Î DRAC°ú ¿¬µ¿Çϱâ À§ÇÑ sendmail ¼³Á¤ÀÌ´Ù. sendmail.cf ¾Ç¸íÀº ÀÍÈ÷ ¾Ë·ÁÁ® ÀÖ´Ù. ÀÌ ÆÄÀÏÀ» º¯°æÇϱâ À§ÇÑ ¿©·¯°¡Áö ¹æ¹ýÀÌ Á¸ÀçÇÏÁö¸¸ ¿©±â¼­´Â ¼öµ¿À¸·Î °íÄ¡´Â ¹æ¹ýÀ» ¼Ò°³ÇÏ°Ú´Ù.

    ¸ÕÀú sendmail.cf¸¦ ¹é¾÷¹ÞÀÚ. sendmail.cf À§Ä¡´Â /etc/, /etc/mail/À» »ìÆ캸±â ¹Ù¶õ´Ù.

    sendmail.cf¸¦ ¿­¾î¼­ local info: ¾Æ·¡ Àû´çÇÑ À§Ä¡¿¡ ´ÙÀ½ ÇàÀ» ³Ö´Â´Ù.

    # dynamic relay authorization control map
    Kdrac btree /etc/mail/dracd
    
    ±×¸®°í SLocal_check_rcpt ¹Ù·Î ¾Æ·¡¿¡ ´ÙÀ½ ÇàÀ» Ãß°¡ÇÑ´Ù. Áß°£ ¿©¹éÀº ¹Ýµå½Ã ÅÇÀ¸·Î ±³Ã¼ÇØ¾ß ÇÑ´Ù. ÀÌ »ç½ÇÀ» ¸Á°¢ÇÏ´Â ¼ø°£ ºí·¢È¦¿¡ ºüÁúÁöµµ ¸ð¸¥´Ù.
    # allow recent POP/IMAP mail clients to relay
    R$*                     $: $&{client_addr}
    R$+                     $: $(drac $1 $: ? $)
    R?                      $@ ?
    R$+                     $@ $#OK
    

    ÅëÇÕ Å×½ºÆ®

    Çè³­ÇÑ °úÁ¤À» °ÅÃÄ ¿©±â±îÁö ¿Ô´Ù¸é ½Ã°£À» Á¦¹ý ¸¹ÀÌ ¼ÒºñÇßÀ» °ÍÀÌ´Ù. Ä¿ÇÇÀÜÀÌ ¿©±âÀú±â ¾þ¾îÁ® ÀÖ°í, ¸Ô´Ù ³²Àº ÇÇÀÚ Á¶°¢µµ ÄÄÇ»ÅÍ Ã¥»ó ÁÖÀ§¿¡ Èð¾îÁ® ÀÖÀ»Áöµµ ¸ð¸£°Ú´Ù. ÀÌÁ¦ ÅëÇÕ Å×½ºÆ® °úÁ¤¸¸ ³Ñ±â¸é Ç« ½¯ ¼ö ÀÖ´Ù. Á¶±Ý¸¸ ´õ Èû³»ÀÚ.

    ÅëÇÕ Å×½ºÆ®¿¡ ¾Õ¼­ sendmail µ¥¸óÀ» ´Ù½Ã ¶ç¿ìÀÚ. killall ¸í·ÉÀÌ ¾øÀ¸¸é ps ¸í·ÉÀ¸·Î ÇÁ·Î¼¼½º ID¸¦ È®ÀÎÇÑ ´ÙÀ½ kill ¸í·ÉÀ» »ç¿ëÇϱ⠹ٶõ´Ù.

    [root@mail /etc/mail]# killall sendmail
    [root@mail /etc/mail]# sendmail -q30m -bd
    

    ÀÌÁ¦ relay¸¦ Çã¿ëÇÏÁö ¾ÊÀº È£½ºÆ® Çϳª¸¦ ¼³Á¤Çؼ­ ÀÌ °÷¿¡¼­ telnetÀ¸·Î DRAC+sendmail+qpopper°¡ µ¿ÀÛÇϴ ȣ½ºÆ®·Î ÀüÀÚÆíÁö ¿äûÀ» ½ÃµµÇغ»´Ù.

    1. relay¸¦ Çã¿ëÇÏÁö ¾ÊÀº È£½ºÆ®¿¡¼­ smtp ¿äûÀ» ½ÃµµÇÑ´Ù. "Relaying denied"¶ó´Â ¹®±¸°¡ ³ª¿Í¾ß ÇÑ´Ù.
      % telnet mail.my.net 25
      Trying 192.168.1.1...
      Connected to mail.my.net.
      Escape character is '^]'.
      220 mail.my.net ESMTP Sendmail 8.11.0/8.11.0; Tue, 21 Nov 2000 10:56:01 -0600
      helo blah
      250 mail.my.net Hello bofh [192.168.1.2], pleased to meet you
      mail from: bgates@microsoft.com
      250 2.1.0 bgates@microsoft.com... Sender ok
      rcpt to: president@whitehouse.gov
      550 5.7.1 president@whitehouse.gov... Relaying denied
      quit
      221 2.0.0 mail.my.net closing connection
      
    2. ÀÌÁ¦ POP3 ¿äûÀ¸·Î DRAC ¸ÊÀ» ¸¸µç´Ù.
      # telnet mail.my.net 110
      Trying 192.168.1.1...
      Connected to mail.my.net.
      Escape character is '^]'.
      +OK QPOP (version 4.0.3) at mail.my.net starting.
      user foo
      +OK Password required for foo.
      pass bar
      +OK foo has 0 visible messages (0 hidden) in 0 octets.
      quit
      +OK Pop server at mail.my.net signing off.
      
    3. ´Ù½Ã Çѹø smtp ¿äûÀ» ½ÃµµÇغ»´Ù. ¾Õ¼­ ½Ãµµ¿Í´Â ´Þ¸® ¸±·¹À̸¦ Çã¿ëÇÔÀ» È®ÀÎÇÒ ¼ö ÀÖ´Ù.
      [root@bofh /root]# telnet mail.my.net 25
      Trying 192.168.1.1...
      Connected to mail.my.net.
      Escape character is '^]'.
      220 mail.my.net ESMTP Sendmail 8.11.0/8.11.0; Tue, 21 Nov 2000 10:56:01 -0600
      helo blah
      250 mail.my.net Hello bofh [192.168.1.2], pleased to meet you
      mail from: bgates@microsoft.com
      250 2.1.0 bgates@microsoft.com... Sender ok
      rcpt to: president@whitehouse.gov
      250 2.1.5 president@whitehouse.gov... Recipient ok
      quit
      221 2.0.0 mail.my.net closing connection
      
    ¿©±â±îÁö ¹«»çÈ÷ ¿Ô´Ù¸é Á¤¸» ÃàÇÏÇÑ´Ù. ÀÌ»óÀ¸·Î »óȲ Á¾·áÀÌ´Ù.

    Trouble Shooting

    µ¶ÀÚ ¿©·¯ºÐÀÌ Áú¹®ÇÏ´Â ³»¿ë¿¡ µû¶ó ÃßÈÄ ³»¿ëÀ» º¸°­Çϱâ·Î ¾à¼ÓÇÑ´Ù. ÀÏ´Ü ¹®Á¦°¡ »ý±â¸é ´ÙÀ½ »çÇ×À» ¸ÕÀú °ËÅäÇغ¸±â ¹Ù¶õ´Ù.

    °¢Á¾ µ¥¸óÀÌ ¸ðµÎ Á¦´ë·Î ¶° Àִ°¡?

    DRAC, qpopper, sendmailÀÌ Á¦´ë·Î µ¿ÀÛÇÏ°í ÀÖ´ÂÁö È®ÀÎÇϱ⠹ٶõ´Ù. ps ¸í·ÉÀ¸·Î DRAC°ú sendmailÀ» È®ÀÎÇÒ ¼ö ÀÖÀ¸¸ç, telnet ¸í·ÉÀ¸·Î qpopper¿Í sendmail µ¿ÀÛÀ» È®ÀÎÇÒ ¼ö ÀÖ´Ù.

    Á¤¸» Á¦´ë·Î DRAC ¸ÊÀÌ ¸¸µé¾î Á³´Â°¡?

    DRAC, qpopper, sendmailÀÌ ¸ðµÎ µ¿ÀÛÇÏ°í ÀÖ´Ù. ±×·¸´Ù°í DRAC ¸ÊÀÌ Á¦´ë·Î µ¿ÀÛÇÏ°í ÀÖ´Ù´Â º¸ÀåÀº ÇÏÁö ¸øÇÑ´Ù. ±×·¸´Ù¸é ¾î¶»°Ô °Ë»çÇÒ±î? ´ÙÀ½ ¹æ¹ýÀ» Çѹø »ý°¢Çغ¸±â ¹Ù¶õ´Ù.
    [root@bofh /root]# /usr/lib/sendmail -bt
    ADDRESS TEST MODE (ruleset 3 NOT automatically invoked)
    Enter <ruleset> <address>
    > /map drac 192.168.1.2
    map_lookup: drac (192.168.1.2) returns 963532780 (0)
    
    ¿©±â¼­ no match°¡ ³ª¿À¸é ÇØ´ç ¸ÊÀÌ ¾ø´Ù´Â °á·ÐÀ» ³»¸± ¼ö ÀÖ´Ù. qpopper¿¡¼­ ¸ÊÀ» À߸ø ¸¸µå´ÂÁö sendmailÀÌ ¸ÊÀ» À߸ø ÀдÂÁö È®ÀÎ ÀÛ¾÷¿¡ ³ª¼­±â ¹Ù¶õ´Ù. ¹öŬ¸® DB 2.x °è¿­À» »ç¿ëÇÑ´Ù¸é db_dump ¸í·ÉÀ» »ç¿ëÇϸé DRAC ¸ÊÀ» Á÷Á¢ ÀÐÀ» ¼ö ÀÖ´Ù. ´ÙÀ½°ú °°ÀÌ ¸í·ÉÀ» ³»·Áº¸ÀÚ.
    [root@bofh /root]# db_dump -p /etc/mail/dracd.db
    
    ¿©±â¼­ ¸ÊÀ» Á¦´ë·Î Ãâ·ÂÇϸé sendmail ÂÊ¿¡ ¹®Á¦°¡ ÀÖ´Ù´Â À̾߱âÀÌ´Ù. ±×·¸Áö ¾Ê´Ù¸é qpopper¸¦ ÀǽÉÇØ¾ß ÇÑ´Ù.

    DRACÀÌ Á¦´ë·Î µ¿ÀÛÇϴ°¡?

    qpopper°¡ Á¦´ë·Î µ¿ÀÛÇÏ´ÂÁö ±×·¸Áö ¾ÊÀºÁö¸¦ ½ÃÇèÇÏ´Â ºñ¿ëº¸´Ù DRACÀÌ Á¦´ë·Î µ¿ÀÛÇÏ´ÂÁö ±×·¸Áö ¾ÊÀºÁö¸¦ ½ÃÇèÇÏ´Â ºñ¿ëÀÌ ÈξÀ ½Î´Ù. ´ÙÀ½°ú °°Àº ¸í·ÉÀ» Çѹø ³»·Áº¸ÀÚ.
    [root@bofh /root]# ./testing localhost 192.168.1.2
    
    testing ÇÁ·Î±×·¥Àº DRAC ÆÐÅ°Áö¸¦ ÄÄÆÄÀÏÇÑ µð·ºÅ丮¿¡¼­ ãÀ» ¼ö ÀÖ´Ù. »ó±â ¸í·ÉÀ» ³»¸° Á÷ÈÄ ¸ÊÀ» Çѹø °Ë»çÇغ¸±â ¹Ù¶õ´Ù. ¸Ê¿¡ 192.168.1.2°¡ ¾øÀ¸¸é, DRAC¿¡ ¹®Á¦°¡ »ý°å´Ù°í È®½ÅÇÒ ¼ö ÀÖ´Ù.

    qpopper°¡ Á¦´ë·Î µ¿ÀÛÇϴ°¡?

    ÄÄÆÄÀÏ À߸øµîÀ¸·Î ÀÎÇØ qpopper°¡ Á¦´ë·Î µ¿ÀÛÇÏÁö ¾ÊÀ» ¼ö ÀÖ´Ù. ·Î±× ÆÄÀϵîÀ» µÚÁ®¼­(ÈùÆ®: ·Î±× ´Ü°è¸¦ ¿Ã¸®¸é º¸´Ù ¼¼ºÎÀûÀÎ Á¤º¸¸¦ ¾òÀ» ¼ö ÀÖ´Ù) ¹«¾ùÀÌ ¹®Á¦ÀÎÁö Æľǿ¡ ³ª¼­±â ¹Ù¶õ´Ù.

    sendmailÀÌ Á¦´ë·Î µ¿ÀÛÇϴ°¡?

    ÂüÀ¸·Î ¾î·Á¿î ¹®Á¦ÀÌ´Ù. Âü°í URL¿¡ Á¦½ÃÇÑ "Debugging check_* in sendmail 8.8/8.9"¸¦ ÂüÁ¶ÇÏ¿© ÇØ°á¿¡ ³ª¼­±â ¹Ù¶õ´Ù.

    Âü°í URL

    ÀÌ ±ÛÀ» Àû´Âµ¥ Âü°íÇÑ URLÀº ´ÙÀ½°ú °°´Ù.

    ±âŸ

    • ÀÌ ¹®¼­ÀÇ ÀúÀ۱ǰú ¶óÀ̼±½º ¹æ½ÄÀº »ï¹Ù ¼³Ä¡ ¹× È°¿ë °¡À̵忡 ÁØÇÑ´Ù.
    • Àǹ® »çÇ×ÀÌ »ý±æ °æ¿ì ÀüÀÚÆíÁö¸¦ »ç¿ëÇÏ¿© Áú¹®Çϸé feedbackÀ» ¹ÞÀ» ¼ö ÀÖÀ» °ÍÀÌ´Ù.

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