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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 :  {8 j% P1 u' E
脖甇亥身摰 MySQL
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閮剖php.ini(/etc/php.ini)
& t( o9 `! g8 Y$ w/ J  d$ a* W3 ^php.ini  w- Z3 c( Q- c
1 memory_limit = 128M               //PHP舐刻園銝
1 T5 {* F) Z/ Y) r( g2 display_errors = Off              //憿舐內航炊閮
  O% z" v6 x& Q4 u  [1 W) [4 H3 date.timezone = Asia/Taipei       //(銵閬閮剖嚗銝賀HP雿輻典唳賣豢航炊閮)/ M5 `# f4 L- j, ?
4 session.cookie_lifetime = 0       //session摮瘣餅(桐蝘嚗0隞銵典瘣餉喟閬賢券)0 I. T: P) h4 B
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閮剖my.cnf(/etc/my.cnf), F8 @) c$ n0 f) k
my.cnf :
: ~3 A. P0 M/ h" O) K' j5 k1 log-error=/var/log/mysqld.log     //亥摮曆蝵0 D7 U( _" T' _
2 connect_timeout = 15              //蝺timeout
5 W. U( j/ P& H/ a% v6 F& w# `1 f# m3 max_connections = 3000            //憭折蝺
" a$ c8 g9 R4 X: @4. service mysqld  restart0 N7 F5 |% w' b0 q
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C.
$ g; L1 W7 Q. r( r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
( @+ b7 t' O  w; w1. Enter current password for root (enter for none):  // 湔交 Enter嚗粹閮剜撖蝣
9 ]' k. d5 _* m2. Set root password? [Y/n]                     //頛詨  Y 靘閮剖撖蝣
3 _$ ^% M# @9 E' X' v3. New password:                                  // 頛詨 root 啣蝣# g$ P  S$ G0 A
4. Re-enter new password:                      // 銝甈∟撓 root 啣蝣
# T# m% S9 M$ e4 i5. Remove anonymous users? [Y/n]          //閮 Yes 嚗湔交 Enter
9 W3 P" v& @0 w- Q% b6. Disallow root login remotely? [Y/n]       //閮 Yes 嚗湔交 Enter$ C9 g; }: d, W9 ]
7. Remove test database and access to it? [Y/n]    //閮 Yes 嚗湔交 Enter
1 v/ x: H3 g5 r% [$ t& g" L8. Reload privilege tables now? [Y/n]       //閮 Yes 嚗湔交 Enter
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; P. A7 Q/ O0 p* r6 A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
0 t" U: ^$ N* ^' L( } 瑁豢閬券鞈摨
4 f! W! t& d$ c/ T5 H2 O! {5 Omysql> use mysql
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瑁select host,user from user ;閬蝯撠暹瑁
' t) p) a- q7 fmysql> select host,user from user ;! u* P& J. ^9 k) h
+-----------+------+: E% u. d6 m2 \: {8 W' ?
| host      | user |
- O7 l7 R/ d0 _+-----------+------+1 |5 c: C5 {, c1 B/ d
| 127.0.0.1 | root |9 H5 h9 h; S0 W2 R1 S
| localhost | root |
+ n+ l+ R9 ~' S7 T& A+-----------+------+
4 f: T. ?; @! H! B2 rows in set (0.00 sec)- k  Z# Y7 T5 ~2 G8 x" g) x' y
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啣銝雿輻刻
7 z: {# y( R# E1 R6 w1 Jinsert into user (host,user,password) values ('%','your_account',password('your_password'));
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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 ; w1 A& ~8 j+ \5 z4 @  f5 k; q! q
GRANT ALL ON *.* TO 'your_account'@140.112.1.1 IDENTIFIED BY 'your_password' WITH GRANT OPTION;) x0 H; L2 P5 p; i. P; n! y2 p
銝嗅撣唾嚗芣臭祈摨思蝙刻撣唾嚗銝瘝隞颱甈* P; T! X( x/ v, l2 L
餉閮剖
0 F$ q6 Q3 _; X, AFLUSH PRIVILEGES;) q/ {8 K1 z3 L
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-mbstring
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亙箇曄撩撠mcrypt嚗隢摰鋆
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yum -y install mcrypt
9 ^( i) m0 _& x' s+ jservice nginx restart4 e" a( H) Y, o9 G& `/ g
Login phpadmin 敺箇    error:蝻箏 mysqli 游憟隞嗚隢瑼X PHP 閮剖Solution:5 g7 x) D- O( [8 m8 s
php -m | grep mysqli ===> confirm mysqli module is installed7 I  l. d6 w# q' H0 ^+ r6 I0 l
php -i | grep extension_dir ===> 撠曉辣隡貊桅6 x0 L  f9 r" I* [$ }2 O
yum -y install php-mysql ( yum install php5-mysqli)   ===> ok
- t+ Z- k9 \% W( h蝻箏 mcrypt 游憟隞嗚隢瑼X PHP 閮剖
; Z7 J* L0 \8 Nyum install php-mcrypt# u$ F' \! W: h. [) ?1 g
yum install libmcrypt libmcrypt-devel   ===> ok
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