/etc/default/useradd
/etc/login.defs
/etc/skel
1./etc/default/useradd
useradd ɾ ο ڸ ⺻ Ȩ , , ⺻ Ҽӱ, Ȩ ʱȭ ϵ ġ ϰ ִ ̴.
Group Ǵ ڰ ⺻ Ҽӵ GID Ѵ. (useradd ɼ -g ƴ϶, -Gҷ )
Home Ǵ ڰ Ȩ ġ ̴.
Libi ڰ ȴٸ, /home/libi Ȩ ڵ
ȴ.
INACTIVE Ǵ н ȿ(Ⱓ)θ
(0,-1) 1̻ ) ̴.
EXPIRE Ǵ ̴.
EXPIRE=2005-07-18̶ ñ Ǹ Ϻʹ ȴٴ ǹ̸ .
Shell Ǵ ڰ ⺻ ̴.
SKEL ڰ Ȩ ʱȯϵ ̴.
ο ڸ ó ɼ شٸ, ó ִ ɼ 켱 ⺻ Ǵ ȯ溸 켱Ѵ.
Ex #useradd –d /user/libi2 libi2
Libi2 /user/libi2 ȴ.
2. /etc/login.defs ǹ Ȱ.
#cat /etc/login.defs ȭ̴.
MAIL_DIR : ڵ ġ Ѵ.
password expires.
PASS_MAX_DAYS 99999 : Ѱ .
PASS_MIN_DAYS 0 : ּ .
PASS_MIN_LEN 5 : ڵ н ڷ ִ ּ Ʈ .
PASS_WARN_AGE 7 : 7 ڿ .
# Min/max values for automatic uid selection in useradd
UID_MIN 500
UID_MAX 60000
- ڵ UID MIN and MAX
# Min/max values for automatic gid selection in groupadd
GID_MIN 500
GID_MAX 60000
-ڵ GID MIN and MAX
CREATE_HOME yes : ڵ Ȩ ΰ .
3. /etc/skel Ȯϱ.
/etc/skel Ȩ ڵ ϰ Ǿ ִٴ ִ.
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