Linux Certif

Toute la documentation sur la certification Linux LPI

sessreg.1x

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sessreg - Èó init ¥¯¥é¥¤¥¢¥ó¥È¤ËÂФ¹¤ë utmp/wtmp ¥¨¥ó¥È¥ê¤Î´ÉÍý

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sessreg [-w wtmp-file] [-u utmp-file] [-l line-name] [-h host-name] [-s slot-number] [-x Xservers-file] [-t ttys-file] [-a] [-d] user-name

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sessreg ¤Ï xdm ¥»¥Ã¥·¥ç¥ó¤ËÂФ¹¤ë utmp/wtmp ¥¨¥ó¥È¥ê¤ò´ÉÍý¤¹¤ë ´Êñ¤Ê¥×¥í¥°¥é¥à¤Ç¤¢¤ë¡£

System V ¤Ï BSD ¤è¤ê¤âÎɤ¤ /etc/utmp ¤Ø¤Î¥¤¥ó¥¿¥Õ¥§¡¼¥¹¤ò»ý¤Ã¤Æ¤¤¤ë¡£ ¤Ä¤Þ¤ê¡¢/etc/ttys ¤Ë¤ª¤±¤ë°ÌÃ֤Ǽ¨¤µ¤ì¤ë¸ÇÄê°ÌÃ֤˽ñ¤­¹þ¤à¤Î¤Ç¤Ï¤Ê¤¯¡¢¥Õ¥¡¥¤¥ëÃæ¤ÇưŪ¤Ë¥¨¥ó¥È¥ê¤ò³ä¤êÅö¤Æ¤ë¡£

BSD ·Á¼°¤Î utmp ¥Õ¥¡¥¤¥ë¤ò´ÉÍý¤¹¤ë¤¿¤á¤Ë¡¢sessreg ¤Ï2¤Ä¤ÎÊýË¡¤ò »È¤¦¡£xdm ¤ò»È¤¦¾ì¹ç¤Ë¤Ï¡¢-x ¥ª¥×¥·¥ç¥ó¤ò»ØÄꤹ¤ë¤È /etc/ttys ¤Î¹Ô¿ô¤¬ ¿ô¤¨¤é¤ì¡¢¥Ç¥£¥¹¥×¥ì¥¤¤ò»ØÄꤹ¤ë Xservers ¥Õ¥¡¥¤¥ëÃæ¤Î¹Ô¿ô¤¬¤³¤ì¤Ë²Ã¤¨ ¤é¤ì¤ë¡£¥Ç¥£¥¹¥×¥ì¥¤Ì¾¤Ï -l ¥ª¥×¥·¥ç¥ó¤ò»È¤Ã¤Æ¡Ö¹Ô¤Î̾Á°¡×¤È¤·¤Æ»ØÄꤷ ¤Ê¤±¤ì¤Ð¤Ê¤é¤Ê¤¤¡£¤³¤ÎϤϡ¢¤³¤Î¥¨¥ó¥È¥ê¤¬½ñ¤­¹þ¤Þ¤ì¤ë /etc/utmp ¤Ë ¤ª¤±¤ë¡Ö¥¹¥í¥Ã¥ÈÈÖ¹æ¡×¤È¤·¤ÆÍѤ¤¤é¤ì¤ë¡£¤è¤ê°ìÈÌŪ¤Ê¾ì¹ç¤Ë¤Ï¡¢-s ¥ª¥× ¥·¥ç¥ó¤Ç¥¹¥í¥Ã¥ÈÈÖ¹æ¤òľÀÜ»ØÄꤹ¤ë¡£ÉáÄ̤Ǥʤ¤²¿¤é¤«¤ÎÍýͳ¤Ë¤è¤ê¡¢¥·¥¹ ¥Æ¥à¤¬ init ¤ò´ÉÍý¤¹¤ë¤¿¤á¤Ë /etc/ttys °Ê³°¤Î¥Õ¥¡¥¤¥ë¤ò»È¤Ã¤Æ¤¤¤ë¾ì¹ç¡¢ -t ¥ª¥×¥·¥ç¥ó¤ò»È¤¦¤È sessreg ¤ËÊ̤ξì½ê¤òÄ´¤Ù¤ÆüËö¥»¥Ã¥·¥ç¥ó¤ò ¿ô¤¨¤ë¤è¤¦»Ø¼¨¤¹¤ë¤³¤È¤¬¤Ç¤­¤ë¡£

°ìÊý¡¢System V ¤Î´ÉÍý¼Ô¤Ï¤³¤ì¤é¤Î¥ª¥×¥·¥ç¥ó(-x, -s, -t)¤ò»È¤¦É¬ÍפÏÁ´ ¤¯Ìµ¤¤¡£¥×¥í¥°¥é¥à¤òÀâÌÀ¤·¤ä¤¹¤¯¤¹¤ë¤¿¤á¡¢sessreg ¤Ï System V ¤Ë ¤ª¤¤¤Æ¤âBSD ÆÃÍ­¤Î¥ª¥×¥·¥ç¥ó¤ò¼õ¤±ÉÕ¤±¤ë¤¬¡¢¤³¤ì¤Ïñ¤Ë̵»ë¤µ¤ì¤ë¡£

BSD ¤â Linux ¤â¡¢System V ¤¬»ý¤¿¤Ê¤¤¥Û¥¹¥È̾¥Õ¥£¡¼¥ë¥É¤ò utmp ¥Õ¥¡¥¤¥ë¤Ë»ý¤Ã¤Æ¤¤ ¤ë¡£¤³¤Î¥ª¥×¥·¥ç¥ó¤Ï System V ÈǤΠsessreg ¤Ç¤Ï̵»ë¤µ¤ì¤ë¡£

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Xstartup ¤Ë¤ª¤¤¤Æ¤Ï¡¢¼¡¤Î¤è¤¦¤Ê¸Æ¤Ó½Ð¤·¤ò¤¹¤ë:

       sessreg -a -l $DISPLAY -x /usr/X11R6/lib/xdm/Xservers $USER

Xreset ¤Ë¤ª¤¤¤Æ¤Ï¡¢¼¡¤Î¤è¤¦¤Ê¸Æ¤Ó½Ð¤·¤ò¤¹¤ë:

       sessreg -d -l $DISPLAY -x /usr/X11R6/lib/xdm/Xservers $USER

¥ª¥×¥·¥ç¥ó

-w wtmp-file

BSD ¤Î¾ì¹ç¤Î /usr/adm/wtmp ¤ä System V ¤Î¾ì¹ç¤Î /etc/wtmp ¤Ç¤Ï¤Ê¤¯¡¢ÊÌ ¤Î wtmp ¥Õ¥¡¥¤¥ë¤ò»ØÄꤹ¤ë¡£ÆÃÊ̤Ê̾Á° "none" ¤ò»ØÄꤹ¤ë¤È¡¢ /usr/adm/wtmp ¤Ø¤Î¥ì¥³¡¼¥É½ñ¤­¹þ¤ß¤¬Ìµ¸ú¤Ë¤Ê¤ë¡£

-u utmp-file

"/etc/utmp" ¤Ç¤Ï¤Ê¤¯¡¢Ê̤Πutmp ¥Õ¥¡¥¤¥ë¤ò»ØÄꤹ¤ë¡£ÆÃÊ̤Ê̾Á° "none" ¤ò»ØÄꤹ¤ë¤È¡¢/etc/utmp ¤Ø¤Î¥ì¥³¡¼¥É½ñ¤­¹þ¤ß¤¬Ìµ¸ú¤Ë¤Ê¤ë¡£

-l line-name

¥¨¥ó¥È¥ê¤Î "¹Ô" ¤Î̾Á°¤òµ­½Ò¤¹¤ë¡£Ã¼Ëö¥»¥Ã¥·¥ç¥ó¤ËÂФ·¤Æ¤Ï¡¢¤³¤ì¤Ïü Ëö¤Î¥Ç¥Ð¥¤¥¹¥Õ¥¡¥¤¥ë̾¤ÎºÇ¸å¤Î¥Ñ¥¹Ì¾Í×ÁǤǤ¢¤ë(Î㤨¤Ð tty0)¡£X ¤Î¥»¥Ã ¥·¥ç¥ó¤ËÂФ·¤Æ¤Ï¡¢¤ª¤½¤é¤¯¥æ¡¼¥¶¥»¥Ã¥·¥ç¥ó¤ËÍ¿¤¨¤é¤ì¤¿¥í¡¼¥«¥ë¥Ç¥£¥¹¥× ¥ì¥¤Ì¾¤È¤Ê¤ë(Î㤨¤Ð :0)¡£"none" ¤¬»ØÄꤵ¤ì¤¿¾ì¹ç¡¢Ã¼Ëö̾¤Ï ttyname(3) ¤Î·ë²Ì¤«¤éºÇ¸å¤ÎÍ×ÁǤò¼è¤ê½Ð¤·¤¿¤â¤Î¤È¤Ê¤ë¡£

-h host-name

¤³¤ì¤Ï BSD ¤Î¥Û¥¹¥È¤ËÂФ·¤Æ¥»¥Ã¥È¤µ¤ì¡¢¥»¥Ã¥·¥ç¥ó¤¬¥ê¥â¡¼¥È¥Û¥¹¥È¤«¤é µ¯Æ°¤µ¤ì¤¿¤³¤È¤ò¼¨¤¹¡£ÉáÄÌ¤Ë xdm ¤ò»È¤Ã¤Æ¤¤¤ë¾ì¹ç¤Ë¤Ï¡¢¤³¤Î¥ª¥×¥·¥ç¥ó ¤Ï»È¤ï¤ì¤Ê¤¤¡£

-s slot-number

BSD ¥·¥¹¥Æ¥à¤Ë¤ª¤¤¤Æ¤Ï¡¢È¯À¸¤¹¤ë²ÄǽÀ­¤¬¤¢¤ë¥»¥Ã¥·¥ç¥ó¤Ï°ì°Õ¤Ë·è¤Þ¤ë¥¹ ¥í¥Ã¥ÈÈÖ¹æ¤ò»ý¤Ã¤Æ¤¤¤ë¡£¤½¤Î¤Û¤È¤ó¤É¤Ï /etc/ttys ¥Õ¥¡¥¤¥ë¤Î line-name ¤Î°ÌÃ֤Ǽ±Ê̤µ¤ì¤ë¡£ ¤³¤Î¥ª¥×¥·¥ç¥ó¤Ï ttyslot(3) ¤Ç·è¤Þ¤ë¥Ç¥Õ¥©¥ë¥È¤Î°ÌÃÖ¤ò¾å½ñ¤­¤¹¤ë¡£ xmd ¤ò»È¤Ã¤Æ¤¤¤ë¤È¤­¤Ë¤Ï¤³¤Î¥ª¥×¥·¥ç¥ó¤ÏŬÀڤǤϤʤ¯¡¢-x ¥ª¥×¥·¥ç¥ó¤Î Êý¤¬ÊØÍø¤Ç¤¢¤ë¡£

-x Xservers-file

X ¥»¥Ã¥·¥ç¥ó¤Ï¥Ç¥£¥¹¥×¥ì¥¤¤´¤È¤Ë1¤Ä¤Ç¤¢¤ê¡¢³Æ¥Ç¥£¥¹¥×¥ì¥¤¤Ï¤³¤Î¥Õ¥¡¥¤ ¥ë¤ËÆþ¤Ã¤Æ¤¤¤ë¡£¤³¤Î¥ª¥×¥·¥ç¥ó¤Ï¤³¤ì¤òÍøÍѤ·¤Æ¡¢ttys-file ¤Î¹Ô¿ô ¤È¡¢¤³¤Î¥Õ¥¡¥¤¥ë¤Ç line-name ¤¬¸«¤Ä¤«¤Ã¤¿¥¤¥ó¥Ç¥Ã¥¯¥¹¤ò²Ã¤¨¤¿·ë ²Ì¤ò slot-number ¤Ë¥»¥Ã¥È¤¹¤ë¡£

-t ttys-file

¤³¤Î¥ª¥×¥·¥ç¥ó¤Ï¡¢¥Û¥¹¥È¾å¤ÎüËö¥»¥Ã¥·¥ç¥ó¤Î¿ô¤ò-x ¥ª¥×¥·¥ç¥ó¤¬ ¿ô¤¨¤ë¤¿¤á¤Ë»È¤¦Ê̤Υե¡¥¤¥ë¤ò»ØÄꤹ¤ë¡£

-a

¤³¤Î¥»¥Ã¥·¥ç¥ó¤ò utmp/wtmp ¤ËÄɲ乤롣

-d

¤³¤Î¥»¥Ã¥·¥ç¥ó¤ò utmp/wtmp ¤«¤éºï½ü¤¹¤ë¡£-a/-d ¤Î¤É¤Á¤é¤«¤ò»ØÄꤷ¤Ê¤± ¤ì¤Ð¤Ê¤é¤Ê¤¤¡£

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xdm(1)

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Keith Packard, MIT X Consortium