Linux °æ (¾«»ªÇø)

·¢ÐÅÈË: netiscpu (˵²»Èç×ö), ÐÅÇø: Unix
±ê  Ìâ: [CLDP]UPS-HOWTO (ÖÐÎÄ)
·¢ÐÅÕ¾: ×Ï ¶¡ Ïã (Tue May 19 08:24:54 1998), ×ªÐÅ




                                ÖÐÎÄ UPS Howto

    Harvey J. Stein, abel@netvision.net.il, Berger Financial Research, Ltd.

                             v2.02, 31 March 1997



                                   Abstract

     ±¾ÎÄÄÜ°ïÖúÄú½« Linux ÏµÍ³Á¬½Óµ½²»¶Ïµçϵͳ (uninterruptable power sup­
     ply, UPS)...  Èç¹ûÐÒÔ˵Ļ° ....  °æȨÉùÃ÷: Copyright (c) 1994, 1995,
     1996, 1997 by Harvey J. Stein.  You may use this document as you see
     fit, as long as it remains intact.  In particular, this notice (along
     with the contributions below) must remain untouched.

                                   CONTENTS



1. ¼ò½é ..................................................................... 1
   1.1 Óй±Ï×µÄÈËÃÇ ......................................................... 2
   1.2 ÇëÌرð×¢Òâ ........................................................... 3
   1.3 ÆäËûµÄÎļþ ........................................................... 3

2. Çë×¢ÒâÒѹýʱµÄ×ÊѶ ....................................................... 3

3. ´ÏÃ÷µÄÓëµ¥µ÷µÄ UPS ....................................................... 4

4. ÈíÌå ..................................................................... 5

5. ×Ô¼º¶¯ÊÖÖ¸ÄÏ ............................................................. 7
   5.1 ÄúËùÐèµÄ¹¤×÷ (×ܽá) .................................................. 7
   5.2 ÕâÓ¦¸ÃÊÇ×öʲ÷Ṥ×÷µÄ? ................................................ 7
   5.3 ÈçºÎÉ趨ºÃËùÓеŤ×÷ ................................................. 8
   5.4 ½øÒ»²½µÄ¸ÄÉÆ ........................................................ 10

6. Ó²ÌåµÄ×¢ÒâÊÂÏî .......................................................... 10
   6.1 ÈçºÎÖÆ×÷ѶºÅÀÂÏß .................................................... 10
   6.2 Ñ¶ºÅÀÂÏß·´Ïò·ÖÎö¼°Ð޸Ġpower.c ...................................... 13

                                       i




1.  ¼ò½é

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Linux/UPS Ö®¼äµÄ¹µÍ¨Óë¿ØÖÆ¡£ ¶ø½ñÈÕÎÒÃÇÔò¿ÉÒÔÔÚ Sunsite's UPS directory1
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Ϊʲ÷áÄØ? àÅ ....

   · ÎÒÏ룬¶îÍâµÄÒ»°ãÐԸŹ۽«ÄÜÓÐÖúì¶Á˽âÈçºÎ½« Linux ÏµÍ³Á¬ÉÏ UPS £¬
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____________________

1. <URL:http://sunsite.unc.edu:/pub/Linux/system/ups>

ÖÐÎÄ UPS Howto                                                                1





ÖÐÎÄ UPS Howto                                                                2



   · Ò»Ð©¿ÉÒÔÔÚ Sunsite's UPS directory2  Õҵõ½µÄ UPS
     ÈíÌåËƺõ˵Ã÷Îļþ¶¼ÉٵÿÉÁ¯¡£ ÄúÒ²ÐíÐèÒªÏÈÔÄ¡õ±¾ÎÄÒÔÁ˽âÈçºÎʹÓÃËûÃÇ¡£

   · ÏÖÔÚÕâ¼þÊÂËƺõÒÑÓÐÁË×Ô¼ºµÄÉúÃüÁË¡£µ±Ò»Æª HOWTO
     ÎļþÒò¶øµ®ÉúʱÊÂʵ¾Í¸ü¼ÓÃ÷ÏÔÁË¡£ÁíÒ»¸ö±È½Ï²»Ã÷ÏÔµÄÊÂʵÊǵ±Ëü±ØÐëÉÏ´²Ë¯¾õʱ¡£

     (Òë×¢: ÕâÒ»¾äЦ»°ÎÒ¿´²»¶®À²! °¦! ·­µÃºÃÀà....)

1.1  Óй±Ï×µÄÈËÃÇ

ÎÒÓÀÔ¶¶¼»á¸Ð¼¤ÄÇЩÔø¾­¸øÎÒ°ïÖú¡¢¸øÎÒ½¨Òé¡¢ÒÔ¼°¸øÎÒÌØÊâµÄ UPS ×ÊÁϵÄÈËÃÇ¡£
ÆäÖаüÀ¨ÁË:

   · Hennus Bergman (hennus@sky.owl.nl)

   · Charli (mefistos@impsat1.com.ar)

   · Ciro Cattuto (Ciro Cattuto)

   · Nick Christenson (npc@minotaur.jpl.nasa.gov)

   · Lam Dang (angit@netcom.com)

   · Markus Eiden (Markus@eiden.de)

   · Dan Fandrich (dan@fch.wimsey.bc.ca)

   · Ben Galliart (bgallia@orion.it.luc.edu)

   · Danny ter Haar (dth@cistron.nl)

   · Christian G. Holtje (docwhat@uiuc.edu)

   · Raymond A. Ingles (inglesra@frc.com)

   · Peter Kammer (pkammer@ics.uci.edu)

   · Marek Michalkiewicz (ind43@sun1000.ci.pwr.wroc.pl)

   · Jim Ockers (ockers@umr.edu)


   · Evgeny Stambulchik (fnevgeny@plasma-gate.weizmann.ac.il)

   · Clive A. Stubbings (cas@vjet.demon.co.uk)

   · Miquel van Smoorenburg (miquels@cistron.nl)

   · Slavik Terletsky (ts@polynet.lviv.ua)



____________________

2. <URL:http://sunsite.unc.edu:/pub/Linux/system/ups>







ÖÐÎÄ UPS Howto                                                                3



   · Tom Webster (webster@kaiwan.com)

Çë×¢ÒâÏ·½µÄ email µØÖ·ÊÇ×Ôµç×ÓÐżþÖнÚ¼ÏÂÀ´µÄ£¬ËüÃÇÒ²Ðí»á¹ýÆÚ¡£ ¶øÉÏ·½µÄ
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1.2  ÇëÌرð×¢Òâ

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1.3  ÆäËûµÄÎļþ

±¾ÎIJ¢Ã»Óаüº¬ËùÓРUPS µÄÒ»°ãÌØÐÔÓëÄÜÁ¦¡£ÈçÄúÐèÒªÕâÀàÐ͵Ä×ÊѶ£¬Äã¿ÉÒÔ¿´¿´ The
UPS FAQ3 ¡£ ÕâƪÎļþͬʱҲ¿ÉÒÔÔÚ ftp://rtfm.mit.edu/pub/usenet-by-hierar­
chy/comp/answers/UPS-faq ÖÐÕÒµ½¡£ËüÊÇÓÉ Nick Christenson (npc@mino­
taur.jpl.nasa.gov) Ëùά»¤µÄ£¬µ«¿´ÆðÀ´ºÃÏñ×Ô´Ó 1995
ÄêÒÔáá¾ÍûÓÐÔÙÖØдÁË¡£Èç¹ûÄúÒª email ¸øËû£¬ ËûÏ£ÍûÄú¿ÉÒÔÔÚÐżþµÄ Subject
ÄÇÒ»ÐзÅÈë UPS »ò UPS FAQ »òÆäËûÏà¹ØµÄ´Ê¾ä¡£

ÓÐÐíÐí¶à¶àµÄ UPS ÖÆÔìÉÌÔÚÍø·ÖÐÃÈÑ¿¡£
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ÖÐÕÒµ½ÕâЩ UPS ÖÆÔìÉ̵ÄÍøÒ³¼ò±í¡£¸ÃÍøÕ¾Ò²°üº¬ÁË UPS FAQ5  ÕâƪÎļþ¡£


2.  Çë×¢ÒâÒѹýʱµÄ×ÊѶ

ÎÒ¸Õ¸Õ·¢ÏÖµ×ÏÂÓÐһЩ×ÊÁÏÒѾ­¹ýʱÁË¡£ÆäÖÐÀ´×Ô the latest sysvinit package6  µÄ
init daemon ±ÈÆðÎÒËùÄÜÃèÊöµÄ»¹Òª¼òª¡£
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µÄ֧ԮûÓÐÎļþ˵Ã÷¡£

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____________________

3. <URL:ftp://navigator.jpl.nasa.gov/pub/doc/faq/UPS.faq>

4. <URL:http://www.upssystems.uk.com/upsdir.html>

5. <URL:http://www.upssystems.uk.com/upsfaqs.html>

6. <URL:http://sunsite.unc.edu/pub/Linux/system/daemons/init/sysvinit-2.64.tar.gz>







ÖÐÎÄ UPS Howto                                                                4



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ÖÐÎÄ UPS Howto                                                                5



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4.  ÈíÌå

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ÏÂÕÒµ½Ëü¡£Ëüͨ³£ÊÇÊô춠SysVinit ÏµÍ³µÄÒ»²¿·Ö¡£ ¾ÍÎÒËùÖª£¬ËùÓнüÆÚ°æ±¾µÄ Linux
ϵͳ¶¼°üº¬ÁËÒ»¸ö½ÏаæµÄ SysVinit ¡£ µ«Ôڷdz£¾ÉµÄ°æ±¾Ôò²»°üº¬ powerd¡£

ΨһµÄÎÊÌâÊÇÄúµÄѶºÅÀÂÏß¿ÉÄܲ»ÄÜÓëÄúµÄ powerd É趨ÏàÅäºÏ£¬
ÔÚÕâÇé¿öÏÂÄú±ØÐëÖØÐÂ×öÒ»ÌõѶºÅÀÂÏߣ¬»òÕßÊÇÕÒÀ´Ò»·Ý powerd.c
µµ²¢ÐÞ¸ÄËüʹµÃËüÄÜÅäºÏÄúµÄѶºÅÀÂÏß¹¤×÷¡£»òÕßÊÇ£¬
Äú¿ÉÒÔʹÓÃÒÔÏÂËùÁеÄÈíÌ壬´ó²¿·ÖµÄÈíÌåÔÊÐíÄú×öÊʵ±µÄÉ趨ÒÔÅäºÏÄúµÄѶºÅÀÂÏß¡£

¾ÍÏñ¸Õ¸ÕËùÌáµ½µÄ£¬³ýÁËʹÓàSysVinit µÄ powerd Ö®ÍâÄúÒ²¿ÉÒÔÄÃÏÖÓеÄÈκÎÒ»ÖÖ UPS
ÈíÌåÀ´Óá£Ä¿Ç°ÓÐÐí¶àÈíÌå¿ÉÒÔ°ïÖúÄú½¨Á¢µçÄÔÓë UPS Ö®¼äµÄÁ¬Ïß¡£ÔÚÎÒµÚÒ»´ÎдÕâƪ
HOWTO Ê±¶¼»¹Ã»ÓÐÕâЩÈíÌ壬 ¶øÕâÒ²ÊÇΪʲ÷áÎÒҪдÕâƪ HOWTO
¡£ÊÂʵÉÏ£¬ÄúÒ²¿ÉÒÔ´ÓÖÐÑ¡Ò»¸öÈíÌåÀ´Ó㬠¶øÍêÈ«ºöÂÔÕâƪ HOWTO µÄÄÚÈÝ¡£

ÔÚ 1997 Äê 3 Ô 15 ÈÕ×óÓÒ£¬ Sunsite µÄ UPS Ä¿Â¼7
Ï¿ÉÒÔÕÒµ½Ò»´ó¶ÑµÄÈíÌå¿ÉÓ᣶øÔÚÆäËûµÄÍøÕ¾ËƺõÒ²ÓРUPS ¿ØÖÆÈíÌå¿ÉÒÔÕÒµ½¡£
ÒÔÏÂÊÇÎÒÄ¿Ç°ËùÕÒµ½µÄ (³ýÁËÆäÖÐÁ½¸öÒÔÍ⣬ÆäËû¶¼ÊÇÔÚ sunsite ÕÒµ½µÄ):

      Enhanced_APC_BackUPS.tar.gz8
            " ÕâÊÇÒ»¸ö¿ÉÒÔ¿ØÖÆ APC ´ÏÃ÷ģʽµÄ UPS ¡£¿´ÆðÀ´»ù±¾ÉÏÊÇÒÀ¾Ý BUPS
            Howto (°üº¬ÁËÕâһƪ) £¬µ«Ò²ºÃÏñÓÐһЩµÍµçÁ¦¾¯¸æµÄÖ§Ô®¡£

      Enhanced_APC_UPSD-v1.4.tar.gz9
             " ÔÚ .lsm µµÖÐÌáµ½Ëü´ÓÇ°¾ÍÊÇÉÏÒ»¸öËùÌáµ½µÄÈíÌ壬
            µ«ÊÂʵÉÏËüÕýÊǽ«ÉÏÒ»¸öÈíÌåµÄ .tar.gz µµ°ü×°ÔÚËüµÄ tar.gz
            µµÖ®ÄÚ¡£ÄÇƪÎļþ˵Ã÷ÓÐÎÊÌ⣬¿´ÆðÀ´ËüËƺõͬʱ֧Ԯ APC UPS
            µÄ´ÏÃ÷Óëµ¥µ÷ģʽ£¬µ«ÎÒ²»¸ÒÈ·¶¨¡£

      apcd-0.5.tar.gz10
             " ÕâÊÇÁíÒ»¸ö¿ÉÒÔ¿ØÖÆ APC UPS ì¶´ÏÃ÷ģʽÏÂÔË×÷µÄÈíÌå¡£
            ¿´ÆðÀ´Ëƺõ¿ÉÒÔÖ§Ô®Ö÷/´Óģʽ
            (Ò²¾ÍÊÇ˵£¬µ±Í£µçʱ¿ÉÒÔÓÉһ̨»úÆ÷ËÍѶºÅ¸øÁíһ̨»úÆ÷½ÐËü¹Ø»ú) ¡£
            ¿´ÆðÀ´ËƺõÊÇʹÓÃÁË UPS µÄ´ÏÃ÷ģʽ£¬²»ÏñÊǾ­ÓÉ modem
            µÄѶºÅÏßÀ´¿ØÖÆ¡£

____________________

7. <URL:http://sunsite.unc.edu:/pub/Linux/system/ups>

8. <URL:http://sunsite.unc.edu:/pub/Linux/system/ups/Enhanced_APC_BackUPS.tar.gz>

9. <URL:http://sunsite.unc.edu:/pub/Linux/system/ups/Enhanced_APC_UPSD-
   v1.4.tar.gz>

10.<URL:http://sunsite.unc.edu:/pub/Linux/system/ups/apcd-0.5.tar.gz>







ÖÐÎÄ UPS Howto                                                                6



      smupsd directory11
             " ÓÖÊÇÁíÒ»¸ö¿ØÖÆ APC UPS µÄÈíÌå¡£¿´ÆðÀ´¿ÉÒÔÔڷdz£´ÏÃ÷ (tm)
            Ä£Ê½Ï²Ù×÷ UPS ¡£¾ÙÀýÀ´Ëµ£¬Ëü°üº¬ÁËÒ»¸ö Java Í¼ÐνéÃæµÄ UPS
            ¼à¿Ø¹¤¾ß³Ìʽ¡£ ¸ÃĿ¼Ï°üº¬ÁËÒѱàÒëºÃµÄ RPM ÐÎʽµÄÈíÌå
            (ftp://cms180.cmsnet.com/pub/smupsd/smupsd-0.7-1.i386.rpm) £¬
            Ò»¸öԭʼÂë RPM ¸ñʽµµ
            (ftp://cms180.cmsnet.com/pub/smupsd/smupsd-0.7-1.src.rpm) £¬
            ÒÔ¼°Ò»¸ö¡õÎÒµµ°¸
            (ftp://cms180.cmsnet.com/pub/smupsd/smupsd-0.7-1.README) ¡£

      genpower-1.0.1.tgz12
             " Ò»¸öÒ»°ã»¯µÄ UPS ¿ØÖÆÈíÌå¡£Ëü°üº¬Á˺ܶàÖÖ UPS µÄÉ趨 --- Á½ÖÖ
            TrippLite µÄÉ趨£¬ÒÔ¼°ÈýÖÖ APC
            µÄÉ趨¡£Í¬Ê±Ò²°üº¬Á˺ܺõÄ˵Ã÷Îļþ¡£ÎﳬËùÖµ¡£

      powerd-2.0.tar.gz13
             " Ò»¸ö SysVinit µÄ powerd ³ÌʽµÄÌæ´úÆ·¡£
            ÓëËüµÄ˵Ã÷ÎļþËùÌáµ½µÄÏà·´£¬ËüËƺõûÓÐÕûºÏµ½ SysVinit 2.62
            °æÖС£ËüµÄÓŵãÔÚì¶Ëü¿ÉÒÔ×öΪÔÚÆäËû»úÆ÷ÉÏÖ´ÐеĠpowerd µÄËÅ·þ¶Ë
            (¼ÙÈçÄúµÄ»úÆ÷ÓÐÁ¬ÉÏÍø·ÇÒÖ»ÓÐÒ»¸ö UPS µÄ»°)
            £¬¶øÇÒËü¿ÉÒÔÓÃÉ趨µµÀ´½øÐÐÉ趨 ---- ¹ÊÆäԭʼÂë²»ÐèÐ޸ļ°ÖØбàÒë¡£

      upsd-1.0.tgz14
             " ÁíÒ»¸ö powerd µÄÌæ´úÆ·¡£¿´ÆðÀ´ËƺõÓë powerd-2.0.tar.gz
            ÓÐÐí¶àÏàËƵÄÌØÉ«¡£

      checkups.tar15
             " Õâ¸öÈíÌåÊÇÓÃÀ´¿ØÖÆ Best UPS µÄ¡£ËüÊÇÖ±½ÓÀ´×Ô Best ¹«Ë¾µÄÍøÒ³µÄ¡£
            Ëü°üº¬Á˶àÖÖ unix µÄ¿ÉÖ´Ðеµ£¬µ«¸üÖØÒªµÄÊÇ£¬Ëü»¹°üº¬ÁËԭʼÂ룬
            ¹ÊÄú¿ÉÒÔÔÚ Linux Ï²âÊÔËü£¬¶øÇÒ¼ÙÈçËüÎÞ·¨¹¤×÷£¬ÄúÒ²¿ÉÒÔÊÔÖøÐÞ¸ÄËü¡£
            ´ËԭʼÂëͬʱ°üº¬ÁËÔÚµ¥µ÷ģʽÏ¿ØÖÆ UPS µÄ "»ù±¾¼ì²â" Ö¸Á
            ÒÔ¼°Ò»Ð©¸ü¾«ÇɵĠ"ÏȽø¼ì²â" Ö¸Áî --- µ± UPS »Ø±¨ËµËüֻʣ X
            ·ÖÖӵĵçÁ¦Ê±¼´·¢³ö¹Ø»úµÄѶºÅ£¬¶ø²»Êǵȵ½ X
            ·ÖÖÓááµçÁ¦¶¼ÓùâÁ˲ſªÊ¼¹Ø»ú¡£ ´ËÏȽø¼ì²â³ÌʽҲ»áÔÚ UPS
            ·¢³öÏñÊÇÖÜΧ»·¾³Î¶ȹý¸ß¡¢½Ó½üµÍµçÁ¦¡¢
            µÍ½»Á÷µçÊä³ö¡¢»òÕßÊÇʹÓÃÕß²âÊԵȾ¯¸æʱ¹Ø±Õ»úÆ÷¡£

      bestups-0.9.tar.gz16
             " ¿ÉÄÜÔÚÄú¶Áµ½ÕâƪÎÄÕÂʱ£¬´ËÔÚ sunsite
            ¿ÉÒÔÕҵõ½µÄÈíÌåÒÑ·¢Õ¹µÃºÜºÃÁË¡£
            ËüÊÇÒ»¶Ô¿ÉÒÔÏ໥ͨѶµÄÄ£×飬ÓÃÒÔ¿ØÖÆ Best Ferrups

____________________

11.<URL:ftp://cms180.cmsnet.com/pub/smupsd/>

12.<URL:http://sunsite.unc.edu:/pub/Linux/system/ups/genpower-1.0.1.tgz>

13.<URL:http://sunsite.unc.edu:/pub/Linux/system/ups/powerd-2.0.tar.gz>

14.<URL:http://sunsite.unc.edu:/pub/Linux/system/ups/upsd-1.0.tgz>

15.<URL:http://www.bestpower.com/section/software/checkups.tar>

16.<URL:http://sunsite.unc.edu:/pub/Linux/system/ups/bestups-0.9.tar.gz>







ÖÐÎÄ UPS Howto                                                                7



            UPS¡£Ëü¿ÉÒÔÔÚ´ÏÃ÷ģʽÏ ¿ØÖÆ UPS ¡£Ëü¿ÉÒÔÓë powerd-2.0 ºÏ×÷²Ù¿Ø ---
            ÕâÒ»µãÔÚµ±ÄúÓÐÒ»¸ö´óÐ͵ĠBest Ferrups UPS
            Ö§Ô®Á¬½ÓÔÚÍø·ÉÏ»úÆ÷µÄµçÁ¦Ê±¸ñÍâÓÐÓá£

Çë×¢ÒâÎÒÖ»ÊÇ¿ìËÙµØä¯ÀÀ¹ýÕâЩÈíÌå¡£ÎÒ²¢Ã»ÓÐÓÃËüÃÇ£¬³ýÁËÄǸöÎÒÃDzſªÊ¼Ê¹ÓõÄ
bestups-0.9.tar.gz17  ÒÔ¼° powerd-2.0.tar.gz18  £¬ ÆäÖР``²Å¿ªÊ¼''
Òâ˼ÊÇ˵ÎÒÃDzÅÔÚÉϸöÐÇÆÚËÄ¿ªÊ¹×ö²âÊÔ¡£


5.  ×Ô¼º¶¯ÊÖÖ¸ÄÏ

Õâ¡õµÄÌÖÂÛÊÇÕë¶Ôµ¥µ÷ģʽµÄ UPS ¿ØÖƶøд¾ÍµÄ¡£È»¶ø£¬ ´ó²¿·ÖµÄ¹ý³Ì¶Ôµ¥µ÷µÄ UPS
Óë´ÏÃ÷µÄ UPS ¼¸ºõÊÇÒ»ÑùµÄ¡£×î´óµÄ²»Í¬ÔÚ춠UPS ¼à¿Ø³Ìʽ (»ù±¾ÉÏÊÇ powerd) ÈçºÎÓë
UPS ¹µÍ¨¡£

ÔÚ¿ªÊ¼Ö®Ç°£¬ÎÒ½¨ÒéÒÔÏµĹ¤×÷Á÷³Ì:

   · ÂÔ¶ÁÕâƪÎļþ¡£

   · ÏÂÔز¢Éó²éËùÓп´ÆðÀ´ÌرðÊʺÏÄúµÄ UPS µÄÈíÌå¡£

   · ÏÂÔز¢Éó²éËùÓиüÒ»°ã»¯µÄÈíÌå¡£Çë×¢ÒâÓÐЩ½ÏÒ»°ã»¯µÄÈíÌåÊÂʵÉϸüΪǿ´ó¡¢
     ÓиüºÃµÄ˵Ã÷Îļþ¡¢ÇÒ±ÈÆðÄÇЩ½ÏÌØÊâµÄÈíÌå¸üÈÝÒ×ʹÓá£

   · Èç¹ûÄúÒÀÈ»ÎÞ·¨ÈàUPS ¹¤×÷£¬»òÊÇÄúµÄ·½ÏòÒÀ¾É²»Çå³þ£¬
     ÇëÄú×ÐϸÔĶÁ±¾ÎÄ£¬²¢ÊÔÊÔ×ö hack µÄ¹¤×÷ ....

5.1  ÄúËùÐèµÄ¹¤×÷ (×ܽá)

   · ½«ÄúµÄµçÄÔ½ÓÉÏ UPS ¡£

   · ÓÃÌØÊâµÄѶºÅÀÂÏß½«ÄúµÄµçÄԵĵĴ®Áи·Óë UPS Á¬½ÓÔÚÒ»Æð¡£

   · ÔÚÄúµÄµçÄÔÉÏÅÜ powerd (»òÆäËûÀàËƵÄÈíÌå) ¡£

   · É趨ÄúµÄ init ³ÌʽʹËüÄÜÔÚ powerfail ¼° powerok Ê¼þ·¢Éúʱ×öÊʵ±µÄ´¦Àí
     (ÀýÈç·Ö±ðÆô¶¯ shutdown ³ÌÐò¼°Í£Ö¹ÕýÔÚÖ´ÐеĠshutdown ³ÌÐò)¡£

5.2  ÕâÓ¦¸ÃÊÇ×öʲ÷Ṥ×÷µÄ?

      UPS µÄ¹¤×÷
            µ±µçÁ¦Ïûʧʱ£¬ UPS ³ÖÐø¹©Ó¦µçÄÔËùÐèµÄµçÁ¦£¬
            ²¢ÒÔËͳöÖØÖÃѶºÅ»òÊÇÔÚËüµÄ¿ØÖƸ·ÉÏ´ò¿ªÁ¬½ÓѶºÅÒÔ֪ͨµçÄÔµçÁ¦ÏûʧÁË¡£

      Ñ¶ºÅÀÂÏߵŤ×÷
            Ñ¶ºÅÀÂÏßÊÇÉè¼ÆΪµ± UPS ËͳöÖØÖÃѶºÅʱ£¬»áʹµÃÌØÊâµÄÐòÁи·¿ØÖƽӽÅ
            (»ù±¾ÉÏÊÇ DCD) ³öÏָߵçλ¡£



____________________

17.<URL:http://sunsite.unc.edu:/pub/Linux/system/ups/bestups-0.9.tar.gz>

18.<URL:http://sunsite.unc.edu:/pub/Linux/system/ups/powerd-2.0.tar.gz>







ÖÐÎÄ UPS Howto                                                                8



      Powerd µÄ¹¤×÷
            powerd ³Ìʽ¸ºÔð¼àÊÓÐòÁи·¡£Ëü±£³ÖÖø UPS ËùÐè¶øÉý¸ß /
            ½µµÍÐòÁи·¿ØÖƽӽŵĸߠ/ µÍµçλ (»ù±¾ÉÏ£¬ DTR
            ½Ó½Å±ØÐë±£³ÖÔڸߵçλÇҹرՠUPS µÄ½Ó½Å±ØÐë±£³ÖÔڵ͵çλ) ¡£µ± powerd
            ·¢¾õ¿ØÖƽӽűä³É¸ßµç룬Ëü»áÔÚ /etc/powerfail µµÖÐдÈë FAIL
            Õâ¸ö×Ö²¢ËÍ SIGPWR Ñ¶ºÅ¸ø init Ðг̡£
            µ±¿ØÖƽӽÅÔٴαä»ØµÍµçλʱ£¬Ëü»áÔÚ /etc/powerfail µµÖÐдÈë OK
            Õâ¸ö×Ö²¢ËÍ SIGPWR Ñ¶ºÅ¸ø init ¡£

      Init µÄ¹¤×÷ (³ýÉÏÊöÖ®ÍâËü¸ºÔðËùÓеŤ×÷)
            µ±Ëü½Óµ½ÁË SIGPWR Ñ¶ºÅ£¬Ëü»á¼ì²é /etc/powerfail µµ¡£ Èç¹û¡õÍ·ÊÇ
            FAIL Õâ¸ö×ÖÑÛËü»áÖ´ÐР/etc/inittab µµÖРpowerfail
            ÄÇÒ»ÐеÄÖ¸Áî¡£Èç¹û¡õÍ·ÊÇ OK Õâ¸ö×ÖËüÔòÖ´ÐРinittab µµÖРpowerokwait
            ÄÇÒ»ÐеÄÖ¸Áî¡£

5.3  ÈçºÎÉ趨ºÃËùÓеŤ×÷

ÒÔÏÂÎÒÃǼÙÉèÄúÓÐÒ»Ìõ¿ÉÒԺ͠powerd Õý³£¹¤×÷µÄѶºÅÀÂÏß¡£
Èç¹ûÄú²»È·¶¨ÄúµÄѶºÅÀÂÏßÊÇ·ñ¿ÉÒÔ¹¤×÷ (»òËüÈçºÎ¹¤×÷)£¬Çë²Î¿¼
ѶºÅÀÂÏß·´Ïò·ÖÎö¼°Ð޸Ġpower.c (section 6.2, page 13)
Ò»½Ú£¬ÄǶùÓйØì¶ÉÙ¼ûµÄѶºÅÀÂÏß´¦Àí¼°ÖØÐÂÉ趨 powerd.c µÄ×ÊѶ¡£ ÐòÁи·½Ó½ÅµÄÖ¸¶¨
(section , page ) ¼° ÓйضÁд RS232 (section , page ) ÕâÁ½½ÚÒ²½«¶ÔÄúÓаïÖú¡£

Èç¹ûÄúÐèÒªÖÆ×÷Ò»ÌõѶºÅÀÂÏߣ¬Çë¼û ÈçºÎÖÆ×÷ѶºÅÀÂÏß (section 6.1, page 10)
µÄÏêϸ˵Ã÷£¬ÒÔ¼° UPS ×ÊÁϽÚÑ¡ (section , page ) Ò»½ÚÖÐÓйØÄúµÄ UPS µÄС½Ú¡£
ááÕß¿ÉÄÜÒ²°üº¬ÁËÖÆÔìÉÌËùÌṩµÄѶºÅÀÂÏßµÄÏà¹Ø×ÊѶ¡£ »òÐíÄúÓ¦ÖÁÉÙ½« UPS ×ÊÁϽÚÑ¡
(section , page )
ÖÐËùÓеÄС½Úä¯ÀÀ¹ýÒ»±é£¬ÒòΪÿһС½Ú¶¼»áÓÐһЩ¶îÍâµÄÒ»°ãÐÔ×ÊÁÏÄܶÔÄúÓаïÖú¡£

   · Ð޸Ġ/etc/inittab µµ¡£Ð´ÈëÏñÒÔϵÄÄÚÈÝ:


          # What to do when power fails (Halt system & drain battery :):
          pf::powerfail:/etc/powerfailscript +5

          # If power is back before shutdown, cancel the running shutdown.
          pg:0123456:powerokwait:/etc/powerokscript




   · Ð´ /etc/powerfailscript ¼° /etc/powerokscript ÕâÁ½¸ö script µµ·Ö±ðÔÚÎå·ÖÖÓ
     (»òÆäËûÄúϲ»¶µÄʱ¼ä) Ö®ÄÚ½øÐйػú¼°Í£Ö¹ÈκδæÔڵĠshutdown ³ÌÐò¡£
     ÒÀÄúËùÓõĠshutdown ³Ìʽ°æ±¾µÄ²»Í¬£¬ Ëü¿ÉÄÜ»áÏ൱µ¥¼òÒÔÖÁì¶Äú¸ù±¾²»ÐèʹÓÃ
     script µµ£¬»òÕßÊÇÒ»ÐРbash µÄ script µµÏñÊÇÒÔÏÂÕâÒ»ÐÐ:


              kill `ps -aux | grep "shutdown" | grep -v grep | awk '{print $2}'`



     (ΪÁ˱ÜÃâÄúŪ´í£¬ÉÏÒ»ÐÐÖеÚÒ»¸öµ¥ÒýºÅÊÇ·´Ïòµ¥ÒýºÅ£¬µÚ¶þ¼°µÚÈý¸öÊǵ¥ÒýºÅ£¬
     ¶ø×îááÒ»¸öÔòΪ·´Ïòµ¥ÒýºÅ¡£)









ÖÐÎÄ UPS Howto                                                                9



   · ÓÃÒÔϵÄÃüÁî¸æËß init ÖØжÁÈ¡ inittab µµÖеÄÉ趨:



              telinit q




   · ±à¡õ rc.local µµÔÚ¿ª»úʱִÐРpowerd ¡£ÆäÓï·¨ÈçÏÂ:


              powerd <line>




     ÆäÖУ¬ÇëÄú×ÔÐн« <line> Õâ¸ö×ÖÌæ»»³É modem ËùÁ¬½ÓµÄÐòÁи·Ãû£¬ÏñÊÇ
     /dev/cua1¡£

   · ½«µçÄÔµÄÐòÁи·Óë UPS µÄѶºÅÀÂÏßÏàÁ¬¡£ÇëÏȲ»Òª½«µçÄԵĵçÔ´Ö±½Ó½Óµ½ UPS ÉÏ¡£


   · ½«Ò»¸ö¹âÔ´ (ÈçµÆÅÝ) ½Óµ½ UPS ÉÏ¡£

   · Ö´ÐРpowerd¡£

   · ÒÀÕÕÒÔϵIJ½Öè½øÐвâÊÔ:

        · °Îµô UPS µÄ²åÍ·¡£

             · ¼ì²é¸ÃµÆÅÝÊÇ·ñÈÔÈ»ÁÁÖø¡£

             · ¼ì²é /etc/powerfailscript ÊÇ·ñÒÑ¿ªÊ¼Ö´ÐС£

             · ¼ì²é shutdown ÊÇ·ñÕýÔÚÖ´ÐС£

        · ½Ó»Ø UPS µÄ²åÍ·¡£

             · ¼ì²é¸ÃµÆÅÝÊÇ·ñÈÔÈ»ÁÁÖø¡£

             · ¼ì²é /etc/powerokscript ÊÇ·ñÒÑ¿ªÊ¼Ö´ÐС£

             · ¼ì²é /etc/powerfailscript ÊÇ·ñÒÑÍ£Ö¹Ö´ÐС£

             · ¼ì²é shutdown ÊÇ·ñÒÑÍ£Ö¹Ö´ÐС£

        · Ôٴΰεô UPS µÄ²åÍ·¡£·ÅÖø²»È¥¹ÜËü²¢È·¶¨µçÄÔÔÚÒ»¶Îʱ¼äáá
          ¿ÉÒÔÕý³£¹Ø»ú¡£

        · Î£ÏÕ²½Öè¡£ ÔÚËùÓеIJ½Öè¿´ÆðÀ´¶¼Õý³£Ö®áᣬ
          ½«µçÄÔµçÔ´¹Ø±Õ²¢½«µçÄԵĵçÔ´½Óµ½ UPS ÉÏ¡£ÇëÖ´ÐÐÒ»¸ö script
          ´óԼÿÃëÖÓ×öÒ»´Î sync Ó²µú×ÊÁϻشæµÄ¶¯×÷£¬Í¬Ê±Ò²ÅÜÁíÒ»¸ö script
          ³ÖÐøÒÔ find Ö¸ÁîËÑÑ°Õû¿ÅÓ²µú¡£ÆäÖеÚÒ»¸ö script








ÖÐÎÄ UPS Howto                                                               10



          ÊÇΪÁËÈ·±£°²È«£¬¶øµÚ¶þ¸öÔòÊÇÖú³¤µçÁ¦µÄÏûºÄ¡£ÏÖÔÚ£¬½« UPS
          µÄ²åÍ·°Î³ö£¬Ôٴμì²é shutdown ÊÇ·ñÒÑÔÚÔË×÷£¬²¢µÈ´ýÒ»¶Îʱ¼ä¡£
          È·¶¨µçÄÔÔÚ UPS µÄµçÁ¦ÓÃÍêÇ°ÍêÈ«µØ¹Ø»ú¡£´ËÒ»²½ÖèÊǺÜΣÏյģ¬ ÒòΪÈç¹û
          UPS µÄµçÁ¦ÔÚµçÄÔÍê³É¹Ø»ú֮ǰÏÈÓÃÍêÁË£¬
          ÄúµÄµµ°¸ÏµÍ³½«»áÊÜËð£¬ÇÒÄú½«¿ÉÄܶªÊ§Ò»Ð©µµ°¸¡£
          Äú¿ÉÄÜÔÚ½øÐÐÕâÏî²âÊÔ֮ǰ»áÏëÒª±¸·ÝÄúËùÓеĵµ°¸£¬
          ²¢½«¿ªÊ¼¹Ø»úµÄʱ¼äÉè¶ÌÒ»µãÒÔ¿ªÊ¼ÕâÏî²âÊÔ¡£

¹§Ï²Äú! ÄúµÄ Linux ÏµÍ³ÏÖÔÚÒÑÔÚ UPS µÄ±£»¤Ï£¬
ÇÒËü½«»áÔÚµçÁ¦ºÄ¾¡Ö®Ç°°²È«µØ¹Ø»úÁË¡£

5.4  ½øÒ»²½µÄ¸ÄÉÆ

   · Ð޸Ġpowerd.c Ê¹ËüÔÚ¼àÊÓ UPS µÄѶºÅÏßʱÄܵÃÖªµç³ØµçÁ¦ÒÑÈõ¡£
     µ±µçÁ¦Î¢Èõʱ£¬ÂíÉϽøÐнô¼±¹Ø»ú³ÌÐò¡£

   · Ð޸Ĺػú³ÌÐòʹËüÔÚ powerfail Çé¿öϹػúʱ£¬ Äܹ»ÔÚÍê³ÉËùÓй¤×÷Ö®áὫ UPS
     ¹Øµô¡£


6.  Ó²ÌåµÄ×¢ÒâÊÂÏî

6.1  ÈçºÎÖÆ×÷ѶºÅÀÂÏß

±¾½ÚµÄÄÚÈÝÖ»ÊÇЩÎÒÔÚÍø·ÉÏ¿´µ½µÄ×ÊѶ¡£ÎÒ²¢Ã»ÓÐÇ××ÔÊÔ¹ý£¬
ËùÒÔÎÒÎÞ·¨ÒÀÎҵľ­ÑéдÏÂÀ´¡£Èç¹ûÓÐÈËÓо­Ñ飬Âé·³ÄúΪÎÒдÕâÒ»½Ú :)¡£
ͬʱҲÇëÄú²Î¿¼ ACCODATA µÄ GPS1000 (section , page ) ÖÐÓйؠGPS1000
µÄ×ÊÁÏ£¬²»±Ø˵£¬UPS ×ÊÁϽÚÑ¡ (section , page ) ÕâÒ»½ÚÖÐËùÓÐÌØÊâ UPS
µÄ×ÊÁÏÒ²ÊÇÖµµÃ²Î¿¼µÄ¡£

































ÖÐÎÄ UPS Howto                                                               11



        >From miquels@caution.cistron.nl.mugnet.org Wed Jul 21 14:26:33 1993
        Newsgroups: comp.os.linux
        Subject: Re: UPS interface for Linux?
        From: miquels@caution.cistron.nl.mugnet.org (Miquel van Smoorenburg)
        Date: Sat, 17 Jul 93 18:03:37
        Distribution: world
        Organization: Cistron Electronics.

        In article <1993Jul15.184450.5193@excaliber.uucp>
        joel@rac1.wam.umd.edu (Joel M. Hoffman) writes:
        > ÎÒÕý´òËãÒª¹ºÂò UPS (²»¶Ïµçϵͳ)£¬ÎÒ×¢Òâµ½ÓÐЩ¾ßÓРLAN µÄ½éÃ棬
        > ¿ÉÒÔÔÚÍ£µçʱÏò LAN ËÍѶºÅ¡£
        >
        > ¶ø Linux ÓÐûÓÐÕâÑùµÄ½éÃæÄØ?
        >
        > Ð»Ð»ÄúµÄ»Ø´ð¡£
        >
        >-Joel
        >(joel@wam.umd.edu)
        >

        µ±ÎÒÔÚÐÞ¸ÄÉÏÒ»°æµÄ SysVinit Ê± (ÏÖÔڵİ汾ÊÇ 2.4)£¬
        ÄÇʱÎҵĵçÄÔÓÐÒ»¸ö UPS £¬ËùÒÔÎÒ¼ÓÈëÁ˶ÔËüµÄÖ§Ô®¡£
        ÄúÒ²ÐíÒÑÔÚ×î½üµÄÒ»¸ö <signal.h> ±êÍ·µµÖп´µ½ÁË #define SIGPWR 30
        ÕâÒ»ÐР:-)¡£×ÜÖ®£¬ÎÒ²¢Ã»ÓÐÄǸöÌØÊâµÄ½éÃ棬µ«´ó¶àÊýµÄ UPS
        ÊÇ¿¿²úÉú»òÖжÏÒ»¸öµçÔ´ÖжÏѶºÅÔÚÔË×÷µÄ¡£
        ÎÒÏëµ½Ò»¸ö¼òµ¥µÄ·½Ê½¿ÉÒÔ½«ËüµÄѶºÅÏßÁ¬½Óµ½µçÄÔѶÁи·µÄ DCD
        ½Ó½Å¡£ÔÚ SysVinit Ì×¼þÖÐÓÐÒ»¸ö½Ð×ö 'powerd'
        µÄ³£×¤³Ìʽ¿ÉÒÔ×·×Ù²¢¼àÊÓ¸ÃѶºÅÏߣ¬µ±Ñ¶ºÅµÄ״̬¸Ä±äʱËü»áËÍÒ»¸ö SIGPWR
        µÄѶºÅ¸ø init ³Ìʽ£¬Òò´Ë init ±ã¿ÉÒÔ²ÉÈ¡Êʵ±µÄÐж¯ (ÏñÊÇÔÚ 5
        ·ÖÖÓÖ®ááÈÃϵͳ¹Ø»ú) ¡£ÈçºÎ½«Ñ¶ºÅÏßÓë UPS ÏàÁ¬ÔÚ "powerd.c"
        ÒÑÓÐ˵Ã÷£¬µ«ÎÒ»¹ÊÇͼʾÈçÏÂÒÔ×öΪ½âÊÍ:


                             +------------------------o  DTR
                             |
                           +---+
                           |   | resistor
                           |   | 10 kilo-Ohm
                           |   |
                           +---+                                To serial port.
                             |
               +-----o-------+------------------------o  DCD
               |             |
               o  UPS        |
             \    relais     |
              \              |
               |             |
               +-----o-------+------------------------o  GND

        »­µÃ»¹¿ÉÒÔÂð?

        Ï£ÍûÕâÑù»áÓаïÖú¡£









ÖÐÎÄ UPS Howto                                                               12



        SysVinit ¿ÉÒÔÔÚ sunsite (»ò¿ÉÄÜÔÚ tsx-11) ÏÂÕÒµ½£¬µµÃûÊÇ
        SysVinit2.4.tar.z ¡£

        Mike.

        --

        Miquel van Smoorenburg, <miquels@cistron.nl.mugnet.org>
        Ibmio.com: cannot open CONFIG.SYS: file handle broke off.


        >From danny@caution.cistron.nl.mugnet.org Wed Jul 21 14:27:04 1993
        Newsgroups: comp.os.linux
        Subject: Re: UPS interface for Linux?
        From: danny@caution.cistron.nl.mugnet.org (Danny ter Haar)
        Date: Mon, 19 Jul 93 11:02:14
        Distribution: world
        Organization: Cistron Electronics.

        In article <9307174330@caution.cistron.nl.mugnet.org>
        miquels@caution.cistron.nl.mugnet.org (Miquel van Smoorenburg) writes:
        > ÈçºÎ½«Ñ¶ºÅÏßÓë UPS ÏàÁ¬ÔÚ "powerd.c" ÒÑÓÐ˵Ã÷£¬
        > µ«ÎÒ»¹ÊÇͼʾÈçÏÂÒÔ×öΪ½âÊÍ:

        ¸Ãͼʾ²¢²»Ê®·ÖÇå³þ£¬Çë¸ÄÓÃÒÔϵÄͼʾ!
        >
        >                     +------------------------o  DTR
        >                     |
        >                   +---+
        >                   |   | resistor
        >                   |   | 10 kilo-Ohm
        >                   |   |
        >                   +---+                                To serial port.
        >                     |
        >       +-----o-------+------------------------o  DCD
        >       |
        >       o  UPS
        >     \    relais
        >      \
        >       |
        >       +-----o--------------------------------o  GND
        >

        ÆäÖРDTR ½Ó½ÅÊDZ£³ÖÔڸߵç룬Ôòµ± UPS µÄÍâ½çÊäÈëµçÔ´Ïûʧʱ£¬
        ÄǸö¿ª¹Ø (relais) »á¹Ø±Õ¡£¶øµçÄÔ±ãÊǼàÊÓ DCD ÊäÈë½Ó½Å£¬µÈÖøËü±ä³ÉµÍµçλ¡£
        µ±ÊÂÇé·¢ÉúʱËü½«»áÆô¶¯¹Ø»ú³ÌÐò ...

        _____
        Danny

        --
        <=====================================================================>
        Danny ter Haar  <dannyth@hacktic.nl> or <danny@cistron.nl.mugnet.org>
        Robins law #103: 'a couple of lightyears can't part good friends'








ÖÐÎÄ UPS Howto                                                               13



6.2  Ñ¶ºÅÀÂÏß·´Ïò·ÖÎö¼°Ð޸Ġpower.c



ÖÐÎÄ UPS Howto                                                               14


--

                              Enjoy Linux!
                          -----It's FREE!-----

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