Linux Certif

Toute la documentation sur la certification Linux LPI

rpc.yppasswdd

̾Á°

rpc.yppasswdd - NIS ¥Ñ¥¹¥ï¡¼¥É¹¹¿·¥Ç¡¼¥â¥ó

½ñ¼°

rpc.yppasswdd [-D directory] [-e chsh|chfn] [--port number]
rpc.yppasswdd [-s shadow] [-p passwd] [-e chsh|chfn] [--port number]
rpc.yppasswdd -x program|-E program [-e chsh|chfn] [--port number]

ÀâÌÀ

rpc.yppasswdd ¤Ï RPC ¤Î¥µ¡¼¥Ð¡¼¤Ç¡¢ NIS (YP) ´Ä¶­²¼¤Ç¥æ¡¼¥¶¡¼¤Ë¤è¤ë¥Ñ¥¹¥ï¡¼¥ÉÊѹ¹¤ò²Äǽ¤Ë¤¹¤ë¡£ ɬ¤º NIS ¥É¥á¥¤¥ó¤Î NIS ¥Þ¥¹¥¿¡¼¥µ¡¼¥Ð¡¼¤Çµ¯Æ°¤¹¤ë¡£ yppasswd(1) ¥¯¥é¥¤¥¢¥ó¥È¤Ï¥µ¡¼¥Ð¡¼¤ËÀܳ¤¹¤ë¤È¡¢ ¸Å¤¤¥æ¡¼¥¶¡¼¥Ñ¥¹¥ï¡¼¥É¤È¿·¤·¤¤¥Ñ¥¹¥ï¡¼¥É¤òÁ÷¿®¤¹¤ë¡£ rpc.yppasswdd ¤Ï¥·¥¹¥Æ¥à¤Î passwd ¥Õ¥¡¥¤¥ë¤«¤é¤½¤Î¥æ¡¼¥¶¡¼¤Î̾Á°¤òõ¤·¡¢¸Å¤¤¥Ñ¥¹¥ï¡¼¥É¤¬¥Þ¥Ã¥Á¤·¤Æ¤¤¤ë¤« ¤É¤¦¤«¤ò³Îǧ¤·¡¢¥¨¥ó¥È¥ê¤ò¹¹¿·¤¹¤ë¡£ »ØÄꤵ¤ì¤¿¥æ¡¼¥¶¡¼¤¬Â¸ºß¤·¤Ê¤«¤Ã¤¿¤ê¡¢ ¥Ñ¥¹¥ï¡¼¥É, UID, GID ¤Î¤¤¤º¤ì¤«¤¬ ¥Ñ¥¹¥ï¡¼¥É¥Õ¥¡¥¤¥ë¤Î¾ðÊó¤È¥Þ¥Ã¥Á¤·¤Ê¤«¤Ã¤¿¾ì¹ç¤Ë¤Ï¡¢ ¹¹¿·Í×µá¤ÏµñÈݤµ¤ì¡¢ ¥¯¥é¥¤¥¢¥ó¥È¤Ë¥¨¥é¡¼¤¬ÊÖ¤µ¤ì¤ë¡£ ¤³¤Î¥µ¡¼¥Ð¡¼¤Ï¡¢¥³¥ó¥Ñ¥¤¥ë¤Î»þ¤Ë CHECKROOT=1 ¥ª¥×¥·¥ç¥ó¤ò»ØÄꤹ¤ë¤È¡¢ ¥·¥¹¥Æ¥à¤Î root ¤Î¥Ñ¥¹¥ï¡¼¥É¤ËÂФ·¤Æ¤â¡¢¥Ñ¥¹¥ï¡¼¥É¥Á¥§¥Ã¥¯¤ò¹Ô¤¦¤è¤¦¤Ë¤Ê¤ë¡£ passwd ¥Õ¥¡¥¤¥ë¤Î¹¹¿·¤È¥¯¥é¥¤¥¢¥ó¥È¤Ø¤ÎÀ®¸ùÄÌÃΤ¬¤¹¤à¤È¡¢ rpc.yppasswdd ¤Ï pwupdate ¥¹¥¯¥ê¥×¥È¤ò¼Â¹Ô¤·¤Æ¡¢ NIS ¥µ¡¼¥Ð¡¼¤Î passwd.* ¥Þ¥Ã¥×¤È shadow.byname ¥Þ¥Ã¥×¤ò¹¹¿·¤¹¤ë¡£ ¤³¤Î¥¹¥¯¥ê¥×¥È¤Ç¤Ï¡¢¤¹¤Ù¤Æ¤Î NIS ¥Þ¥Ã¥×¤¬ /var/yp/nisdomain ¥Ç¥£¥ì¥¯¥È¥ê°Ê²¼¤ËÊݸ¤µ¤ì¤Æ¤ª¤ê¡¢ ¤½¤Î NIS ¥É¥á¥¤¥ó¸þ¤±¤Ë¥«¥¹¥¿¥Þ¥¤¥º¤µ¤ì¤¿ Makefile ¤â¤½¤³¤ËÃÖ¤«¤ì¤Æ¤¤¤ë¤³¤È¤ò²¾Äꤷ¤Æ¤¤¤ë¡£ ¤½¤Î¤è¤¦¤Ê Makefile ¤¬¤Ê¤¤¾ì¹ç¤Ë¤Ï¡¢¥¹¥¯¥ê¥×¥È¤Ï /var/yp ¤Ë¤¢¤ë¥¸¥§¥Í¥ê¥Ã¥¯¤Ê Makefile ¤òÍѤ¤¤ë¡£

¥ª¥×¥·¥ç¥ó

°Ê²¼¤Î¥ª¥×¥·¥ç¥ó¤¬»ØÄê¤Ç¤­¤ë¡£

-D directory

passwd ¤È shadow ¥Õ¥¡¥¤¥ë¤¬»ØÄꤷ¤¿¥Ç¥£¥ì¥¯¥È¥ê¤ËÃÖ¤«¤ì¤ë¡£ ¤³¤ì¤¬»ØÄꤵ¤ì¤ë¤È¡¢ rpc.yppasswdd ¤Ï /etc/passwd ¤ä /etc/shadow ¤ò»È¤ï¤Ê¤¤¡£ NIS ¥Ç¡¼¥¿¡¼¥Ù¡¼¥¹¤Ë¸ºß¤¹¤ë¥æ¡¼¥¶¡¼¤¹¤Ù¤Æ¤Ë¡¢ NIS ¥µ¡¼¥Ð¡¼¤Ø¤Î ¥¢¥¯¥»¥¹¤ò¼«Æ°Åª¤Ë¤ÏÉÕÍ¿¤·¤¿¤¯¤Ê¤¤¾ì¹ç¤ËÍ­¸ú¤Ç¤¢¤ë¡£

-E program

rpc.yppasswdd ¤Ë passwd ¥Õ¥¡¥¤¥ë¤ä shadow ¥Õ¥¡¥¤¥ë¤òľÀÜÊÔ½¸¤µ¤»¤º¡¢ »ØÄꤷ¤¿¥×¥í¥°¥é¥à¤ò¼Â¹Ô¤·¤ÆÊÔ½¸¤ò¹Ô¤ï¤»¤ë¡£ °Ê²¼¤Î´Ä¶­ÊÑ¿ô¤¬ÀßÄꤵ¤ì¡¢»ØÄê¥×¥í¥°¥é¥à¤ËÅϤµ¤ì¤ë: YP_PASSWD_OLD, YP_PASSWD_NEW, YP_USER, YP_GECOS, YP_SHELL¡£ ¥×¥í¥°¥é¥à¤ÏÊѹ¹¤¬À®¸ù΢¤Ë½ªÎ»¤·¤¿¤é 0 ¤òÊÖ¤·¡¢ Êѹ¹¤ÏÀ®¸ù΢¤Ë½ªÎ»¤·¤¿¤¬ pwupdate ¤ò¼Â¹Ô¤·¤Ê¤¯¤ÆÎɤ¤¾ì¹ç¤Ï 1 ¤òÊÖ¤·¡¢ Êѹ¹¤Ë¼ºÇÔ¤·¤¿¾ì¹ç¤Ï¤½¤Î¾¤ÎÃͤòÊÖ¤¹¤è¤¦¤Ë¤·¤Ê¤±¤ì¤Ð¤Ê¤é¤Ê¤¤¡£

-p passwdfile

rpc.yppasswdd ¤Ë¡¢ /etc/passwd ¤ÎÂå¤ï¤ê¤ËÍѤ¤¤ë¥½¡¼¥¹¥Õ¥¡¥¤¥ë¤òÅÁ¤¨¤ë¡£ NIS ¥Ç¡¼¥¿¡¼¥Ù¡¼¥¹¤Ë¸ºß¤¹¤ë¥æ¡¼¥¶¡¼¤¹¤Ù¤Æ¤Ë¡¢ NIS ¥µ¡¼¥Ð¡¼¤Ø¤Î ¥¢¥¯¥»¥¹¤ò¼«Æ°Åª¤Ë¤ÏÉÕÍ¿¤·¤¿¤¯¤Ê¤¤¾ì¹ç¤ËÍ­¸ú¤Ç¤¢¤ë¡£

-s shadowfile

rpc.yppasswdd ¤Ë¡¢ /etc/shadow ¤ÎÂå¤ï¤ê¤ËÍѤ¤¤ë¥½¡¼¥¹¥Õ¥¡¥¤¥ë¤òÅÁ¤¨¤ë¡£ shadow ¥µ¥Ý¡¼¥È¤Ë´Ø¤·¤Æ¤Ï¡¢°Ê²¼¤Ç´Êñ¤ËÀâÌÀ¤·¤Æ¤¤¤ë¡£

-e [chsh|chfn]

¥Ç¥Õ¥©¥ë¥È¤Ç¤Ï¡¢ rpc.yppasswdd ¤Ï passwd ¥¨¥ó¥È¥ê¤Ë¤ª¤±¤ë¥·¥§¥ë¤ä GECOS ¥Õ¥£¡¼¥ë¥É¤Î¥æ¡¼¥¶¡¼¤Ë¤è¤ëÊѹ¹¤òµö¤µ¤Ê¤¤¡£ -e ¥ª¥×¥·¥ç¥ó¤òÍѤ¤¤ë¤È¡¢¤³¤ì¤é¤Î¤½¤ì¤¾¤ì¤òÍ­¸ú¤Ë¤Ç¤­¤ë¡£ ypchsh(1) ¤Î¥µ¥Ý¡¼¥È¤òÍ­¸ú¤Ë¤·¤¿¾ì¹ç¤Ë¤Ï¡¢¥æ¡¼¥¶¡¼¤¬ÁªÂò¤Ç¤­¤ë¥·¥§¥ë¤ò¤¹¤Ù¤Æ /etc/shells ¤Ëµ­½Ò¤¹¤ëɬÍפ¬¤¢¤ë¤³¤È¤ËÃí°Õ¤¹¤ë¤³¤È¡£

-x program

-x ¥ª¥×¥·¥ç¥ó¤¬»ØÄꤵ¤ì¤ë¤È¡¢ rpc.yppasswdd ¤Ï¼«Ê¬¼«¿È¤Ç¤Ï°ìÀڤΠ¥Õ¥¡¥¤¥ë¤òÊѹ¹¤»¤º¡¢»ØÄꤵ¤ì¤¿¥×¥í¥°¥é¥à¤òµ¯Æ°¤·¡¢¤½¤Îɸ½àÆþÎÏ¤Ë Í׵ᤵ¤ì¤¿Áàºî¤Ë´Ø¤¹¤ë¾ðÊó¤òÅϤ½¤¦¤È¤¹¤ë¡£¤³¤Î³°Éô¥×¥í¥°¥é¥à¤È¤Î ÄÌ¿®¤Ë¤Ï¥×¥í¥È¥³¥ë¤¬ÄêµÁ¤µ¤ì¤Æ¤ª¤ê¡¢Êѹ¹Í×µá¤ò¤É¤Î¤è¤¦¤ËÅÁÇŤ¹¤ë¤«¤Ë ¤Ä¤¤¤Æ¤ÏºÇÂç¸Â¤Î¼«Í³ÅÙ¤¬³ÎÊݤµ¤ì¤Æ¤¤¤ë¡£¤³¤ì¤Ë´Ø¤¹¤ë¾ÜºÙ¤Ï °Ê¹ß¤ò»²¾È¤Î¤³¤È¡£

-m

ñ¤Ë̵»ë¤µ¤ì¤ë¡£ Solaris ¤È¤Î¸ß´¹À­¤Î¤¿¤á¤Ë¤À¤±ÍÑ°Õ¤µ¤ì¤¿¥ª¥×¥·¥ç¥ó¤Ç¤¢¤ë¡£

--port number

rpc.yppasswd ¤Ï¤³¤Î¥Ý¡¼¥È¤ËÅÐÏ¿¤·¤è¤¦¤È¤¹¤ë¡£ ¤³¤ì¤òÍѤ¤¤ë¤È¡¢¥ë¡¼¥¿¤Ë¤è¤Ã¤Æ NIS ¤Î¥Ý¡¼¥È¤Ø¤Î¥Ñ¥±¥Ã¥È¤ò¥Õ¥£¥ë¥¿¤Ç¤­¤ë¤è¤¦¤Ë¤Ê¤ë¡£

-v --version

¥Ð¡¼¥¸¥ç¥óÈÖ¹æ¤òɽ¼¨¤¹¤ë¡£¤Þ¤¿¡¢¤³¤Î¥Ñ¥Ã¥±¡¼¥¸¤Î¥³¥ó¥Ñ¥¤¥ë»þ¤Ë¡¢ CHECKROOT ¥ª¥×¥·¥ç¥ó¤¬Í­¸ú¤Ë¤µ¤ì¤¿¤«¤É¤¦¤«¤âɽ¼¨¤¹¤ë¡£

¤½¤Î¾

shadow ¥Ñ¥¹¥ï¡¼¥É

shwdow ¥Ñ¥¹¥ï¡¼¥É¤ò NIS ¤È¶¦¤ËÍѤ¤¤Æ¤â¤¢¤Þ¤ê°ÕÌ£¤¬¤Ê¤¤¡£ ¤Ê¤¼¤Ê¤éËÜÍ襢¥¯¥»¥¹ÉÔ²Äǽ¤Ç¤¢¤ë¤Ù¤­¥Ñ¥¹¥ï¡¼¥É¤¬¡¢Ã±¤Ë ypcat(1) ¤ò¼Â¹Ô¤¹¤ì¤Ð NIS ¤Ç¤ÏÆɤá¤Æ¤·¤Þ¤¦¤«¤é¤Ç¤¢¤ë¡£ rpc.yppasswdd ¤Ë¤ª¤±¤ë shadow ¤Î¥µ¥Ý¡¼¥È¤Ï¡¢¤³¤ÎÌäÂê¤ò¸­¤¯²ò·è¤¹¤ëÊýË¡¤òÄ󶡤¹¤ë ¤ï¤±¤Ç¤Ï¤Ê¤¤¡£Ã±¤Ë¥Ñ¥¹¥ï¡¼¥É¥¨¥ó¥È¥ê¤ò¥·¥¹¥Æ¥à¤Î shadow ¥Õ¥¡¥¤¥ë¤«¤éÆɤá¤ë¤è¤¦¤Ë¤¹¤ë¡¢¤È¤¤¤¦¤À¤±¤Î¤³¤È¤Ç¤¢¤ë¡£ ¤³¤ì¤òÍѤ¤¤ë¤Ë¤Ï¡¢ shadow.byname ¤È¤¤¤¦ NIS ¥Þ¥Ã¥×¤òºî¤Ã¤Æ¡¢ NIS ¥¯¥é¥¤¥¢¥ó¥È¤Ë¥Ñ¥¹¥ï¡¼¥É¾ðÊó¤ò ÃΤ餻¤ëɬÍפ¬¤¢¤ë¡£ rpc.yppasswdd ¤Ï¤Þ¤º /etc/passwd ¥Õ¥¡¥¤¥ë¤«¤é¥æ¡¼¥¶¡¼¤Î¥Ñ¥¹¥ï¡¼¥É¤ò¸¡º÷¤¹¤ë¡£¥æ¡¼¥¶¡¼¤¬¸«¤Ä¤«¤ê¡¢ ¤«¤Ä¥Ñ¥¹¥ï¡¼¥É¤¬ "x" ¤Ç¡¢¤µ¤é¤Ë /etc/shadow ¥Õ¥¡¥¤¥ë¤¬Â¸ºß¤·¤Æ¤¤¤¿¾ì¹ç¤Ï¡¢ shadow ¥Þ¥Ã¥×¤Î ¥Ñ¥¹¥ï¡¼¥É¤¬¹¹¿·¤µ¤ì¤ë¡£

-x ¥ª¥×¥·¥ç¥ó¤Î»È¤¤Êý

¥×¥í¥°¥é¥à¤Ïɸ½àÆþÎϤ«¤é°ì¹Ô¤òÆɤà¤è¤¦¤Ë¤¹¤ë¡£¥Õ¥©¡¼¥Þ¥Ã¥È¤Ï°Ê²¼¤ÎÄ̤ꡣ <username> o:<oldpass> p:<password> s:<shell> g:<gcos>\n [p, s, g] ¤Î 3 ¤Ä¤Î¥Õ¥£¡¼¥ë¥É¤Ï¡¢¤¤¤º¤ì¤â¤¢¤Ã¤Æ¤â¤Ê¤¯¤Æ¤â¤«¤Þ¤ï¤Ê¤¤¡£ ¤³¤Î¥×¥í¥°¥é¥à¤Ï¡¢Áàºî¤¬À®¸ù¤·¤¿¤éɸ½à½ÐÎÏ¤Ë "OK\n" ¤òÊÖ¤¹¤è¤¦¤Ë¤¹¤ë¡£ ¤½¤ì°Ê³°¤Î¾ì¹ç¤Ï¡¢ rpc.yppasswdd ¤Ï¥¯¥é¥¤¥¢¥ó¥È¤Ë¼ºÇÔ¤·¤¿¤ÈÊó¹ð¤¹¤ë¡£ -x ¥ª¥×¥·¥ç¥ó¤Ç»ØÄꤷ¤¿¥×¥í¥°¥é¥à¤Ï NIS ¤Î make ¤È¥Ó¥ë¥É¤ò¹Ô¤ï¤Í¤Ð¤Ê¤é¤º¡¢ ¤Þ¤¿Í¿¤¨¤é¤ì¤¿¥·¥§¥ë¤È gecos ¥Õ¥£¡¼¥ë¥É¤Î¾ðÊó¤¬ÀµÅö¤Ê¤â¤Î¤«¤Î¥Á¥§¥Ã¥¯¤â ¤³¤Î¥×¥í¥°¥é¥à¤ÎÌò³ä¤Ç¤¢¤ë¡£¥¯¥é¥¤¥¢¥ó¥È¤ËÍ¿¤¨¤é¤ì¤ë¥Ñ¥¹¥ï¡¼¥É¤Ï UNIX crypt() ¥Õ¥©¡¼¥Þ¥Ã¥È¤Ë¤Ê¤ë¡£

¥í¥°µ­Ï¿

rpc.yppasswdd ¤Ï¤¹¤Ù¤Æ¤Î¥Ñ¥¹¥ï¡¼¥É¹¹¿·Í×µá¤ò syslogd(8) ¤Î auth facility ¤òÄ̤·¤Æµ­Ï¿¤¹¤ë¡£¥í¥°¾ðÊó¤ÏÍ׵ḵ¥Û¥¹¥È¤Î IP ¥¢¥É¥ì¥¹¤È¡¢ ¤½¤ÎÍ×µá¤Ë´Þ¤Þ¤ì¤Æ¤¤¤¿¥æ¡¼¥¶¡¼Ì¾¤ª¤è¤Ó UID ¤Ç¤¢¤ë¡£ ¥æ¡¼¥¶¡¼¤Ë¤è¤Ã¤ÆÍ¿¤¨¤é¤ì¤¿¥Ñ¥¹¥ï¡¼¥É¤½¤Î¤â¤Î¤Ïµ­Ï¿¤µ¤ì¤Ê¤¤¡£

¥»¥­¥å¥ê¥Æ¥£

ºî¼Ô¤¬´°Á´¤ËÌäÂê¤ò²ò·è¤¹¤ë¤Þ¤Ç¤Ï¡¢ rpc.yppasswdd ¤Ï¥·¥ó¥×¥ë¤Ê¥Ñ¥¹¥ï¡¼¥Éǧ¾Ú¤Ë°Í¸¤¹¤ë¥×¥í¥°¥é¥à¤ÈƱÄøÅ٤Υ»¥­¥å¥ê¥Æ¥£ ¤·¤«»ý¤¿¤Ê¤¤ (¥Ð¡¼¥¸¥ç¥ó 0.5 °ÊÁ°¤Ç¤ÏÎɤ«¤Ã¤¿¤Î¤À¤¬)¡£ ¤³¤ì¤¬½¼Ê¬¤Ç¤Ê¤¤¤È»×¤¦¾ì¹ç¤Ï¡¢¿·¤·¤¤ portmap(8) ¥Ð¡¼¥¸¥ç¥ó 3 ¤Î `securenets' µ¡Ç½¤òÍѤ¤¤Æ¡¢ rpc.yppasswdd ¤ò¥¢¥¯¥»¥¹³°¤ËÃÖ¤¯¤³¤È¤ò¤¹¤¹¤á¤ë¡£¤¢¤ë¤¤¤Ï Kerberos ¤ò»È¤¨¤Ð ¤µ¤é¤ËÎɤ¤¤«¤âÃΤì¤Ê¤¤¡£ rpc.yppasswdd ¤ò

Ãøºî¸¢

rpc.yppasswdd is copyright (C) Olaf Kirch. You can use and distribute it under the GNU General Public License Version 2. Note that it does not contain any code from the shadow password suite.

¥Õ¥¡¥¤¥ë

/usr/sbin/rpc.yppasswdd
/usr/lib/yp/pwupdate
/etc/passwd
/etc/shadow

´ØÏ¢¹àÌÜ

passwd(5), shadow(5), passwd(1), yppasswd(1), ypchsh(1), ypchfn(1), ypserv(8), ypcat(1)

Network Information Service (NIS) ¤Ï¡¢°ÊÁ°¤Ï Sun Yellow Pages (YP). ¤È¸Æ¤Ð¤ì¤Æ¤¤¤¿¡£ ¤³¤Îξ¼Ô¤Îµ¡Ç½¤Ï¤Þ¤Ã¤¿¤¯Æ±¤¸¤â¤Î¤Ç¤¢¤ê¡¢Ì¾Á°¤¬°ã¤¦¤À¤±¤Ç¤¢¤ë¡£ Yellow Pages ¤È¤¤¤¦Ì¾Á°¤Ï¡¢±Ñ¹ñ¤Ç British Telecommunications plc ¤ÎÅÐÏ¿¾¦É¸¤È¤Ê¤Ã¤Æ¤ª¤ê¡¢ µö²Ä¤òÆÀ¤º¤ËÍѤ¤¤ë¤³¤È¤Ï¤Ç¤­¤Ê¤¤¡£

Ãø¼Ô

Olaf Kirch, <okir@monad.swb.de>
Thorsten Kukuk, <kukuk@suse.de>