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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 :
  n9 u! \$ c8 A+ d, G2 m1 a( u脖甇亥身摰 MySQL" w  |* j6 w3 Z4 T9 D, B) Y/ |! y$ j
A.
2 d3 p9 N# O5 _$ J# N6 V( r2 L閮剖php.ini(/etc/php.ini)
6 f: k# j. a  x0 b6 B9 O6 mphp.ini% e: @$ N5 p5 S7 y7 z2 d3 O: x# u6 C  ?
1 memory_limit = 128M               //PHP舐刻園銝) j( l8 b% R9 [8 U' U8 |, w9 {
2 display_errors = Off              //憿舐內航炊閮+ u8 D6 S' K! j3 ^( I
3 date.timezone = Asia/Taipei       //(銵閬閮剖嚗銝賀HP雿輻典唳賣豢航炊閮)
4 n5 z. k# p% W. V0 p4 session.cookie_lifetime = 0       //session摮瘣餅(桐蝘嚗0隞銵典瘣餉喟閬賢券); q4 L  e# g8 E) Z( `& r' }

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閮剖my.cnf(/etc/my.cnf)
6 T: g! ~% V- e5 T' ~" i" a5 b- wmy.cnf : # y$ A+ B5 Y6 P# L
1 log-error=/var/log/mysqld.log     //亥摮曆蝵8 H# s" O6 u; P) C
2 connect_timeout = 15              //蝺timeout! I2 @6 k6 n4 m2 r- E1 I! V+ h
3 max_connections = 3000            //憭折蝺: M6 Z* V6 N! ]) G7 n4 ~; Z
4. 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
. w& z3 ?1 h' `% L6 d1. Enter current password for root (enter for none):  // 湔交 Enter嚗粹閮剜撖蝣' G+ k. L) ?! A8 p1 R
2. Set root password? [Y/n]                     //頛詨  Y 靘閮剖撖蝣
+ @" ]6 f( ^! x0 T1 Q  _3. New password:                                  // 頛詨 root 啣蝣& {2 K- ^/ ~* y; Z/ ~# N
4. Re-enter new password:                      // 銝甈∟撓 root 啣蝣
7 M$ S0 F1 Y2 e5. Remove anonymous users? [Y/n]          //閮 Yes 嚗湔交 Enter8 _. z9 w3 p4 |. C0 A# X
6. Disallow root login remotely? [Y/n]       //閮 Yes 嚗湔交 Enter
  q8 y- G# }1 G! k3 [, h7. Remove test database and access to it? [Y/n]    //閮 Yes 嚗湔交 Enter
" {8 F4 w& S' t5 o8. Reload privilege tables now? [Y/n]       //閮 Yes 嚗湔交 Enter2 Z- P' L( L! G+ j" e2 U0 ?

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% I) Y  `  l" U* P7 @9 [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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瑁select host,user from user ;閬蝯撠暹瑁9 ?2 S( b0 }) h, O6 N
mysql> select host,user from user ;" M7 Z/ ?4 X6 P. h" d& X" H6 D
+-----------+------+/ E& Q/ g9 q5 q
| host      | user |% U: k; S' g* ?; N
+-----------+------+7 Q0 @; Q9 K* L3 M
| 127.0.0.1 | root |5 b) Z! e) B+ n! ?9 d. Q+ E% l* e
| localhost | root |7 s2 A9 {' B: h( D
+-----------+------+$ f1 }: V2 n; u
2 rows in set (0.00 sec)) n$ x/ x* ~8 @/ F' }/ Q
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啣銝雿輻刻
8 j7 N! J5 O( y2 }/ winsert into user (host,user,password) values ('%','your_account',password('your_password'));( x" b) c# v" o, Y. l
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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 : Z2 a/ F  n$ ~" g+ S' n. i$ s9 j
GRANT ALL ON *.* TO 'your_account'@140.112.1.1 IDENTIFIED BY 'your_password' WITH GRANT OPTION;
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$ l- [. p" J+ c& m3 |& D6 v餉閮剖
2 r  J8 K* t/ b0 q) mFLUSH PRIVILEGES;
0 O# f. c4 v) X摰鋆摰Phpmyadmin ,run http://www.domain.com/dbadmin   show error : The mbstring extension is missing. Please check your PHP configuration.
8 c" R) @) \; }# g隢摰鋆% [4 C: {2 Z0 c, F: u+ _& \
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yum -y install php-mbstring
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亙箇曄撩撠mcrypt嚗隢摰鋆
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yum -y install mcrypt% p" @: a$ Q2 |
service nginx restart
8 C9 q0 J) @7 X9 O1 P, |Login phpadmin 敺箇    error:蝻箏 mysqli 游憟隞嗚隢瑼X PHP 閮剖Solution:
$ v5 z0 d# X& {9 q  E: mphp -m | grep mysqli ===> confirm mysqli module is installed
1 |7 ^  |$ t, `7 P3 fphp -i | grep extension_dir ===> 撠曉辣隡貊桅
+ q/ s1 S- r1 j5 N6 I% [  tyum -y install php-mysql ( yum install php5-mysqli)   ===> ok7 p) ]. w+ G' G; F- v
蝻箏 mcrypt 游憟隞嗚隢瑼X PHP 閮剖4 |: k4 E+ |6 i
yum install php-mcrypt
6 k- V4 r1 I4 ~$ z1 r0 S2 p' N9 _$ @yum install libmcrypt libmcrypt-devel   ===> ok
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