MySQL upgrade under <mail service >

The postfix version of the current system is postfix-2.6.6-2.2.el6_1.x86_64

Get the new Postfix package postfix-2.11.0.tar.gz

Unzip CD postfix-2.11.0

If there is a. spec file can be packaged into a package, it is convenient find-name ' *.spec '

Vim Install//can view Help for installation upgrade

Locate the key row, generate the compiled file, compile the make-f makefile.init makefiles the missing library file, install the library file.

Yum Install Db*-devel-y

Recompile make-f makefile.init makefiles

You can view the services and plugins that are supported by the Mail service

Postconf-a

Postconf-a

Postconf-m

Make Tidy//clear compilation of generated temporary files

CD readme_files/

Less Mysql_readme//view compile Help for MYSQL under mail

RPM-QL mysql-devel//View MySQL's compilation/library path

/usr/include/mysql/sslopt-case.h

/usr/lib64/mysql/libmysqlclient.so

Mkae Tidy

Make-f Makefile.init makefiles Ccargs represents a macro. Used to replace the default value in Makefile ' Ccargs=-dhas_mysql-i/usr/include/mysql '//-i path represents the search header file in the specified path

-lz means searching for libz.so or LIBZ.A, which is abbreviated, only one z is written, and Lmysqlclient is LIBMYSQLCLIENT.SO/LIBMYSQLCLIENT.A

' Auxlibs=-l/usr/lib64/mysql-lmysqlclient-lz-lm '

Make upgrade//compile finished

Postfix stop

Postfix start

POSTCONF-M//upgrade correct will see MySQL

Postconf-n//Can view some parameters of mail

POSTCONF-E Inet_interfaces=all//Everyone can use the Mail service postfix reload//Reload

Postfix stop postfix start netstat-antple//view port whether everyone can use