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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 :
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A.
+ R* k2 V, x: h# @閮剖php.ini(/etc/php.ini)+ m7 v. Q" }# H4 D# u! c
php.ini* z3 k6 d4 ^8 s$ |) \
1 memory_limit = 128M               //PHP舐刻園銝
$ ]- V4 a( |  i. b8 Z: @: d  d2 display_errors = Off              //憿舐內航炊閮
; U6 _' t. g7 `4 @' y" w1 e1 P8 z3 date.timezone = Asia/Taipei       //(銵閬閮剖嚗銝賀HP雿輻典唳賣豢航炊閮)2 q+ {8 Z# I* L1 a0 @
4 session.cookie_lifetime = 0       //session摮瘣餅(桐蝘嚗0隞銵典瘣餉喟閬賢券)9 p% v% k; }8 _6 t0 e. ~, B4 F

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閮剖my.cnf(/etc/my.cnf)% S6 j' c, |9 [& O
my.cnf : 7 k$ I& k" K: G9 a6 G6 P" T& R
1 log-error=/var/log/mysqld.log     //亥摮曆蝵
6 l* V* I5 r: J6 X, x2 A9 `5 |2 connect_timeout = 15              //蝺timeout
4 e  j8 R3 ~, p' _0 `+ j3 max_connections = 3000            //憭折蝺
0 Z* ~4 W1 U% G/ h! S) t4. service mysqld  restart
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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
, a3 W" _5 ~6 h5 u# U' v1. Enter current password for root (enter for none):  // 湔交 Enter嚗粹閮剜撖蝣& q" m1 x/ I7 D. F. W" ~/ c$ g
2. Set root password? [Y/n]                     //頛詨  Y 靘閮剖撖蝣# d! D& m: Z- f" q
3. New password:                                  // 頛詨 root 啣蝣" f& c2 c; p9 o( f9 a9 V
4. Re-enter new password:                      // 銝甈∟撓 root 啣蝣7 h8 _! R4 A. o0 h1 c- r
5. Remove anonymous users? [Y/n]          //閮 Yes 嚗湔交 Enter
0 r# {+ V& _- ]6. Disallow root login remotely? [Y/n]       //閮 Yes 嚗湔交 Enter
8 w' g5 e2 J. y, V# k$ W2 X7. Remove test database and access to it? [Y/n]    //閮 Yes 嚗湔交 Enter
) @' N1 B+ T1 v- P3 t6 E* y) o' n8. Reload privilege tables now? [Y/n]       //閮 Yes 嚗湔交 Enter: D; o+ d' l% w: f3 S' F

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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
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mysql> use mysql
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- U/ [: B7 i1 o 瑁select host,user from user ;閬蝯撠暹瑁7 j4 b; C# z6 T9 }; D5 j2 `# _; O
mysql> select host,user from user ;
7 m8 j7 u$ T* s$ Y6 Y  f+-----------+------+1 @# {+ q- G4 L1 h# h  y
| host      | user |0 G5 F. P' T# T1 |0 V
+-----------+------+4 E2 d  t9 z- z% Y" @
| 127.0.0.1 | root |
$ n1 ^3 y5 J  m7 J| localhost | root |' y4 M1 ^' e$ r3 l( |* A, n
+-----------+------+
' H, S4 W. U* W  F- P7 f2 rows in set (0.00 sec); J  `6 ]9 }0 y3 p  i, ~2 p

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insert into user (host,user,password) values ('%','your_account',password('your_password'));0 [/ [7 S/ c9 O- ~/ D  r" J
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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 3 H+ x- i6 I+ B, w" @
GRANT ALL ON *.* TO 'your_account'@140.112.1.1 IDENTIFIED BY 'your_password' WITH GRANT OPTION;+ l0 n- T  D4 F1 M
銝嗅撣唾嚗芣臭祈摨思蝙刻撣唾嚗銝瘝隞颱甈, M0 I# W! w8 i- E3 H: ?+ b# B
餉閮剖3 C1 s4 d, F' ^
FLUSH PRIVILEGES;
# v, L" |4 e! _, u" F摰鋆摰Phpmyadmin ,run http://www.domain.com/dbadmin   show error : The mbstring extension is missing. Please check your PHP configuration.
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yum -y install php-mbstring5 d/ Z) m" C6 f; S  {
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亙箇曄撩撠mcrypt嚗隢摰鋆( {, `: _/ K( ~5 q# B. n. F. t, G
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yum -y install mcrypt# g; ~9 e" @  p( w% s
service nginx restart, L8 a/ Q  i* h2 K* e
Login phpadmin 敺箇    error:蝻箏 mysqli 游憟隞嗚隢瑼X PHP 閮剖Solution:5 O# l+ e' h: ~
php -m | grep mysqli ===> confirm mysqli module is installed6 }( Y% Z7 p' U- Y, P  o6 {
php -i | grep extension_dir ===> 撠曉辣隡貊桅
. Q/ }& w$ v- t8 |5 a* C( O4 ryum -y install php-mysql ( yum install php5-mysqli)   ===> ok
! ]) V  n4 p, u; V% z蝻箏 mcrypt 游憟隞嗚隢瑼X PHP 閮剖
$ H7 `9 g7 g# V8 M0 E2 [8 Z! l( e/ `yum install php-mcrypt
/ `9 x/ u" H+ F3 S0 x, v# W* B$ [yum install libmcrypt libmcrypt-devel   ===> ok
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