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LinuxºÇ¶¯Tips½¸ ¡¦E¥æ¡¼¥¶¡¼´ÉÍý ¡¦E¡¦E̥桼¥¶¡¼¤¡¦oot¸¢¸Â¤Î¥³¥Þ¥ó¥É¤ò¼Â¹Ô¤¹¡¦Eˤ¡¦

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sudo¥³¥Þ¥ó¥É¤Î°ú¿ô¤Ë¼Â¹Ô¤·¤¿¤¤¥³¥Þ¥ó¥É¤ò»ØÄꤷ¤Æ¼Â¹Ô¤¹¡¦E³¤È¤Ç¡¡¦oot¥³¥Þ¥ó¥É¤ò¼Â¹Ô¤¹¡¦E³¤È¤¡¦Ç¤­¤Þ¤¹¡¡¦·¤¡¦·¡¡¦udo¥³¥Þ¥ó¥É¤ò¼Â¹Ô¤¹¡¦Eݤˤϡ¢¤¢¤é¤¡¦¸¤¡¦Eetc/sudoers¥Õ¥¡¥¤¡¦E˼¹Ԥòµ¡¦Ä¤·¤¿¤¤¥æ¡¼¥¶¤òÀßÄꤷ¤Æ¤¡¦¡¦¡¦×¤¡¦¢¤ê¤Þ¤¹¡¡¦/p>

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¤Þ¤¿¡¢sudo¥³¥Þ¥ó¥É¤ò¼Â¹Ô¤·¤¿¡¦Á°¤Ïsyslog¥Ç¡¼¥â¥ó¤ò·Ðͳ¤·¤Æ¡¢¡¦Á°¥Õ¥¡¥¤¡¦E˵­½Ò¤µ¤¡¦E¡¦EΤǡ¢¥»¥­¥å¥¡¦EÆ¥£´ÉÍ¡¦å¤Î¥á¥¡¦EåȤ¡¦¢¤ê¤Þ¤¹¡£Ã¡¦¡¦¤¤Ä¤É¤ó¤Ê¥³¥Þ¥ó¥É¤¡¦udo¥³¥Þ¥ó¥É¤ò»ÈÍѤ·¤¿¤Î¤«¤ò¾Ü¤·¤¯ÃΡ¦E³¤È¤¡¦Ç¤­¤Þ¤¹¡¡¦/p>

sudo -u <¥æ¡¼¥¶¡¼Ì¾> <¼Â¹Ô¤¹¡¦E³¥Þ¥ó¥¡¦

¡¦E̥桼¥¶¡¼¤¡¦oot¸¢¸Â¤Î¥³¥Þ¥ó¥É¤ò¼Â¹Ô¤¹¡¦Eˤ¡¦/strong>

[pakira@tiger pakira]$ su -
Password:
[root@tiger root]# visudo ¢«/etc/sudoers¥Õ¥¡¥¤¡¦EòÊÔ½¸¤¹¤¡¦E³¥Þ¥ó¥É¤ò¼Â¹Ô¤·¤Þ¤¹¡¡¦/em>
------------------------------------------------------------
# sudoers file.
#
# This file MUST be edited with the 'visudo' command as root.
#
# See the sudoers man page for the details on how to write a sudoers file.
#

# Host alias specification

# User alias specification

# Cmnd alias specification

# Defaults specification

# Runas alias specification

# User privilege specification
root ALL=(ALL) ALL
pakira ALL=(ALL) ALL ¢«µö²Ä¤·¤¿¤¤¥æ¡¼¥¶¡¼Ì¾¤òÄɲä·¤Þ¤¹¡£


# Uncomment to allow people in group wheel to run all commands
# %wheel ALL=(ALL) ALL

# Same thing without a password
# %wheel ALL=(ALL) NOPASSWD: ALL

# Samples
# %users ALL=/sbin/mount /cdrom,/sbin/umount /cdrom
# %users localhost=/sbin/shutdown -h now
------------------------------------------------------------
:wq¤ÇÊݸ½ªÎ»¤·¤Þ¤¹¡£


sudo¥³¥Þ¥ó¥É¤ò¼Â¹Ô¤·¤Æ¤ß¡¦E/strong>

[pakira@tiger pakira]$ sudo su - ¢«¡¦E̥桼¥¶¡¼¤¡¦u¥³¥Þ¥ó¥É¤ò¼Â¹Ô¤·¤Þ¤¹¡£

We trust you have received the usual lecture from the local System
Administrator. It usually boils down to these three things:

#1) Respect the privacy of others.
#2) Think before you type.
#3) With great power comes great responsibility.

Password: ¢«¡¦E̥桼¥¶¡¼¤Î¥Ñ¥¹¥¡¦E¼¥É¤òÆ¡¦Ï¤·¤Þ¤¹¡¡¦/em>
[root@tiger root]#¡¡¡¡¡¡¢«root¸¢¸Â¤Ë¤Ê¤ê¤Þ¤¹¡£

¡¦Á°¤ò³Îǧ¤¹¡¦E/strong>

[root@tiger root]# tail /var/log/messages
Oct 4 10:53:45 tiger iptables: Flushing all current rules and user defined chains: succeeded
Oct 4 10:53:45 tiger iptables: Clearing all current rules and user defined chains: succeeded
Oct 4 10:53:45 tiger iptables: Flushing all current rules and user defined chains: succeeded
Oct 4 10:53:45 tiger iptables: Clearing all current rules and user defined chains: succeeded
Oct 4 10:53:45 tiger iptables: Applying iptables firewall rules succeeded
Oct 4 10:55:23 tiger sudo: pakira : user NOT in sudoers ; TTY=pts/0 ; PWD=/home/pakira ; USER=pakira ; COMMAND=adduser
Oct 4 11:01:36 tiger su(pam_unix)[1335]: session opened for user root by pakira(uid=500)
Oct 4 11:06:40 tiger su(pam_unix)[1335]: session closed for user root
Oct 4 11:06:48 tiger sudo: pakira : TTY=pts/0 ; PWD=/home/pakira ; USER=root ; COMMAND=/bin/su -
Oct 4 11:06:48 tiger su(pam_unix)[1369]: session opened for user root by pakira(uid=0)


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