砍敺 media 2014-12-21 14:12 蝺刻摩
6 B; F# ]% f- |" q: Z& E
! `; h c6 \9 {$ U: Q0 Csu=switch user ,頧郢oot 撣唾
' j" l: b* J m) d1 N( W% Psudo 臭誑root甈瑁賊賭誘,靘憒: sudo service mysqld restart,抵隤芣憒銝:
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~ Y6 H0 k' X' k3 P, z9 u% TLinux摰鋆憟隞嗉蝟餌絞閮剖賡閬root甈嚗撠望盎uper-user privileges (擃甈)嚗銋撠望舐恣⊥憒雿root甈嚗臭誑湔亦究sh餃叵oot撣唾嚗究u(substitute user)隞支雿輻刻嚗銝嗅停臭蝙究udo隞扎
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9 S- w' [: `( b+ f9 F1. 雿輻究u隞 - #究u雿輻刻
3 n% r* g0 j$ z/ T( K7 ^- k5 b - [aaron@phoenix ~]$ su#雿輻究u氳oot
* i, Q% S% S) [; m X4 r8 A - Password:[頛詨叵oot撖蝣奭8 |: n8 G2 w) {. l5 U% l& M- M
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- [root@phoenix aaron]# service httpd restart#撌脣氳oot: V1 `! ]# p& {4 b9 @
- Stopping httpd: [ OK ]
0 K7 X, |& I2 @9 L - Starting httpd: [ OK ]
# n0 I- ^& C) H9 |7 J" e) P# f4 A - ! W" I( ]$ ~8 o5 L# e8 [" e b
- [root@phoenix aaron]# exit#aaron8 m3 Z F3 T$ H& E1 v3 b% m2 {9 N
, ]% T9 C0 U. k8 r; ]- #瑁桐隞歹銝閬氳oot
$ U7 O! H& }( q ?' w, r' S9 U) H - [aaron@phoenix ~]$ su -c "service httpd restart"
' P* E+ A# w$ W# }- W" z - Password:[頛詨叵oot撖蝣奭
: C9 R) R# Y& F3 M4 ~+ B M - Stopping httpd: [ OK ]& f1 h# z8 S# L* M/ K$ D% e/ Y
- Starting httpd: [ OK ]1 B) E' m% A9 E& m. ]4 O
3 w% ^. K# l, y7 j1 j5 m' Z- #瑁susu -撌桀(Shell啣臬西)( j: |( C" O" {7 A% _. D0 Z! y
- [aaron@phoenix ~]$ su
5 w$ g( R4 `; `, T5 f5 i% \+ d - Password:[頛詨叵oot撖蝣奭& s) a, u0 D2 k: e5 o- ^9 r
- [root@phoenix aaron]# echo $PATH#訐ATH霈賂潛暸雿輻災aronPATH霈
6 _+ u4 C: A$ |& q8 F3 n - /usr/local/bin:/bin:/usr/bin:/usr/local/sbin:/usr/sbin:/sbin:/home/aaron/bin) N! D) k5 ?' Y0 h7 Q4 P
& Y; v2 d C" _7 m! @/ c% B: [) Q7 b- [aaron@phoenix ~]$ su -6 H2 U1 L+ o% H% ~
- Password:[頛詨叵oot撖蝣奭
8 G: e5 m: U- x. m$ ~7 } - [root@phoenix aaron]# echo $PATH#訐ATH霈賂雿輻禿ootPATH霈; P6 N& K6 v5 h
- /usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin:/root/bin
銴鋆賭誨蝣 & L4 k: u$ _: J' ^( i2 v8 c0 z
2. 閮剖sudoer' a% @) i" G4 P
- [aaron@phoenix ~]$ su; x* I; T7 f" G' [$ N) _0 D
- Password:[頛詨叵oot撖蝣奭
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- Y- ]9 ?3 V; \4 Z% K1 q- [root@phoenix aaron]# vim /etc/sudoers! E6 y$ p3 X$ R% }. r/ @1 d
8 g6 P- G. k3 l! u9 Y2 S) @- ## Allow root to run any commands anywhere
; X, |: A$ s4 @) b - root ALL=(ALL) ALL
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% \! C4 q- x) |$ {- ## Allow users to run any commands anywhere% {' N1 N- Q" Q5 [+ G4 v0 k
- aaron ALL=(ALL) ALL#啣璇閮帶aron臭誑瑁蝞∠⊥
銴鋆賭誨蝣 9 X# C. i; E4 G6 s6 H4 v: }
3. 蝭靘- #瘝擃甈嚗隞亙停鋡急鈭
. E! o+ y4 u0 k, X - [aaron@phoenix ~]$ service httpd restart
) y/ I6 ^4 V0 ?1 `: |( U6 { - Stopping httpd:
3 y7 H) w5 }6 D; C4 D' R5 \" | - rm: cannot remove `/var/run/httpd/httpd.pid': Permission denied4 j1 Z& z$ X0 | G2 b+ @
9 N6 w0 C4 [! f) E% J1 U- Starting httpd:
( I: V& g* i1 e p) x - touch: cannot touch `/var/lock/subsys/httpd': Permission denied! I4 [: j3 x. w, y' t" e
$ H- c& n1 e0 D# F- #究udo撠勗臭誑
* y; l" u7 F, s$ p9 O/ Z - [aaron@phoenix ~]$ sudo service httpd restart
, Y% V% V" @$ g* X1 \0 Y" Y - [sudo] password for aaron:[頛詨亙蝣奭
4 |: {* Q( o; z8 } - Stopping httpd: [ OK ]
, a3 z! z' `6 U, p$ E4 ~, X - Starting httpd: [ OK ]
銴鋆賭誨蝣 #susudo撌桀亙冽潭臬西霈銝砌蝙刻仿root撖蝣潘憒究u撠勗撠root撖蝣澆鈭怠箏鳴敺航賡蝟餌絞鋡思噩亦梢芥sudo航銝砌蝙刻蝞∠⊥嚗芾頛詨亥芸楛撖蝣澆喳荔雿璅憸券迎箸蝞∠⊥
: l7 s3 Q. f: W! C臬http://kezeodsnx.pixnet.net/blog/post/25810396 |