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[mysql] Mysql 閮剖Login

[銴鋆賡包
頝唾唳摰璅撅
璅銝
潸” 2015-6-21 23:10:33 | 芰閰脖 撣 |摨閬 |梯璅∪
摰鋆摰Mysql 敺閮剖 :7 f0 A- V( P1 C; j( |" `1 J
脖甇亥身摰 MySQL
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! I9 Q2 E: L/ z: `# ^閮剖php.ini(/etc/php.ini)
! l# d0 Z# A) j/ l& Sphp.ini
0 ]  U) [2 e, Q! t# @1 memory_limit = 128M               //PHP舐刻園銝6 t- U. X* [2 P, b/ F  s; L! h
2 display_errors = Off              //憿舐內航炊閮
- p  S9 J/ H- f$ Z8 X$ i3 date.timezone = Asia/Taipei       //(銵閬閮剖嚗銝賀HP雿輻典唳賣豢航炊閮)
# G! l4 I: G1 ~+ L' D; m1 E% N4 session.cookie_lifetime = 0       //session摮瘣餅(桐蝘嚗0隞銵典瘣餉喟閬賢券)0 r3 ?% \+ P. ^4 |% x0 T
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B.
% E5 N9 ?( W* O- n0 D9 L+ F. G閮剖my.cnf(/etc/my.cnf)' L6 X1 C# l3 T$ c+ A/ }# W
my.cnf : . z+ P# f2 e" \7 ~
1 log-error=/var/log/mysqld.log     //亥摮曆蝵
5 i! G+ `: h4 b: L2 u2 connect_timeout = 15              //蝺timeout* x( A4 y' }7 z* t3 K! C+ ?
3 max_connections = 3000            //憭折蝺( a% l8 l, P6 t! a2 c& S% t2 i
4. service mysqld  restart# z" G+ g/ Z* q" w+ E* }

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. \; m8 I6 l  t+ ]閮剖 MySQL 鞈摨怎恣 root 撣單嗥撖蝣潘瑁sudo mysql_secure_installation嚗隞雿摨銝撟曆辣鈭
( [0 ]: D/ u" {+ l9 z1 @1. Enter current password for root (enter for none):  // 湔交 Enter嚗粹閮剜撖蝣
+ }+ m" S( n1 H  B1 _2. Set root password? [Y/n]                     //頛詨  Y 靘閮剖撖蝣# i* Z4 X: R! T* O. Y* r3 y0 H
3. New password:                                  // 頛詨 root 啣蝣
# V0 r+ Z8 F$ v: W+ Y3 a5 |0 T" @4. Re-enter new password:                      // 銝甈∟撓 root 啣蝣
: y( @. X) B1 M8 n5. Remove anonymous users? [Y/n]          //閮 Yes 嚗湔交 Enter: j0 b# m; p/ G+ ?  B0 i
6. Disallow root login remotely? [Y/n]       //閮 Yes 嚗湔交 Enter
1 G; O; x) I$ P% S+ c! y2 @7. Remove test database and access to it? [Y/n]    //閮 Yes 嚗湔交 Enter$ m4 F- ?$ D5 J( G% F6 d( k
8. Reload privilege tables now? [Y/n]       //閮 Yes 嚗湔交 Enter( V' F8 P+ w  o5 c

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; G% l! d  h; W5 i7 Y+ J亥拍典閮剖 root 撖蝣潛餃 MySQL嚗瑁sudo mysql -u root -p嚗撖蝣潭迤蝣箏停脣乓mysql>璅蝷箇泵, [' W- I+ G4 O2 |' M
瑁豢閬券鞈摨
; V: J: G& l, I& m: K! u' jmysql> use mysql
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瑁select host,user from user ;閬蝯撠暹瑁, L9 D1 k: ?; ]
mysql> select host,user from user ;
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| host      | user |4 e" b" L) ^4 f2 F2 h$ J$ k
+-----------+------+9 h, A: @' J3 v$ K- I* h
| 127.0.0.1 | root |9 D% p9 g! M0 C3 y
| localhost | root |2 U9 {) A0 g7 v; }; y3 g
+-----------+------+  h4 g, R9 w& H+ W
2 rows in set (0.00 sec)
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& O. L; g! ~* N/ g5 L2 h. @ 啣銝雿輻刻
: @  w; e1 W& @/ E, ]. ?; J7 d( finsert into user (host,user,password) values ('%','your_account',password('your_password'));) f4 `7 T6 o; s2 |6 J) ~% Y/ V
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餅閰脖蝙刻蝞∠甈嚗璅雿賣颲行蝡航 嚗 root 蝡舐餃亥◤鈭嚗 0 v4 ?% }, K; A/ y" x2 I" o2 {, R
GRANT ALL ON *.* TO 'your_account'@140.112.1.1 IDENTIFIED BY 'your_password' WITH GRANT OPTION;2 {) M0 q$ R( g; ], m# L
銝嗅撣唾嚗芣臭祈摨思蝙刻撣唾嚗銝瘝隞颱甈1 K5 C4 e7 h) W0 ^' x7 X
餉閮剖
/ X( A& k, p  @% UFLUSH PRIVILEGES;
$ o; K: p4 I$ m- n* @摰鋆摰Phpmyadmin ,run http://www.domain.com/dbadmin   show error : The mbstring extension is missing. Please check your PHP configuration.  S# z5 m1 C# ?& A9 m0 g) ~( B. u
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yum -y install php-mbstring1 \2 z' [: D; Y0 e6 `# x
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亙箇曄撩撠mcrypt嚗隢摰鋆
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  O: b: ~* W& m6 O/ {/ Pyum -y install mcrypt
. G4 W0 \2 w2 k9 O, Zservice nginx restart: t# P6 {# s- q1 r9 N! Q' E
Login phpadmin 敺箇    error:蝻箏 mysqli 游憟隞嗚隢瑼X PHP 閮剖Solution:+ n4 _( ]; [7 U! M* n) c7 U* Z  H
php -m | grep mysqli ===> confirm mysqli module is installed
' C9 [3 O7 A: J8 s8 W4 B7 Wphp -i | grep extension_dir ===> 撠曉辣隡貊桅) n7 @- A; y/ N
yum -y install php-mysql ( yum install php5-mysqli)   ===> ok
5 u/ Z8 a, _* C蝻箏 mcrypt 游憟隞嗚隢瑼X PHP 閮剖  u( g4 }: N  i4 L
yum install php-mcrypt
: Y! d. Q6 A. Jyum install libmcrypt libmcrypt-devel   ===> ok
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