CentOS / RedHat 安裝 varnish 4 @ Hello World

Varnish cache，或稱Varnish，是一套高效能的反向網站快取伺服器（reverse proxy server）。
其他的類似產品還有Nginx 或是 Squid 可供選擇

官方網站
https://www.varnish-cache.org/

安裝步驟
# vi /etc/yum.repos.d/varnish.repo

[varnish]
name=Varnish for Enterprise Linux 6
baseurl=https://repo.varnish-cache.org/redhat/varnish-4.0/el6/
enabled=1
gpgkey=https://repo.varnish-cache.org/GPG-key.txt
gpgcheck=1

存檔離開

# yum -y install varnish
Loaded plugins: fastestmirror, security
Setting up Install Process
Loading mirror speeds from cached hostfile
* base: centos.cs.nctu.edu.tw
* epel: mirror01.idc.hinet.net
* extras: centos.cs.nctu.edu.tw
* updates: centos.cs.nctu.edu.tw
Resolving Dependencies
--> Running transaction check
---> Package varnish.x86_64 0:4.0.4-1.el6 will be installed
--> Processing Dependency: jemalloc for package: varnish-4.0.4-1.el6.x86_64
--> Processing Dependency: gcc for package: varnish-4.0.4-1.el6.x86_64
--> Processing Dependency: libjemalloc.so.1()(64bit) for package: varnish-4.0.4-1.el6.x86_64
--> Running transaction check
---> Package gcc.x86_64 0:4.4.7-18.el6 will be installed
--> Processing Dependency: cpp = 4.4.7-18.el6 for package: gcc-4.4.7-18.el6.x86_64
--> Processing Dependency: cloog-ppl >= 0.15 for package: gcc-4.4.7-18.el6.x86_64
---> Package jemalloc.x86_64 0:3.6.0-1.el6 will be installed
--> Running transaction check
---> Package cloog-ppl.x86_64 0:0.15.7-1.2.el6 will be installed
--> Processing Dependency: libppl_c.so.2()(64bit) for package: cloog-ppl-0.15.7-1.2.el6.x86_64
--> Processing Dependency: libppl.so.7()(64bit) for package: cloog-ppl-0.15.7-1.2.el6.x86_64
---> Package cpp.x86_64 0:4.4.7-18.el6 will be installed
--> Processing Dependency: libmpfr.so.1()(64bit) for package: cpp-4.4.7-18.el6.x86_64
--> Running transaction check
---> Package mpfr.x86_64 0:2.4.1-6.el6 will be installed
---> Package ppl.x86_64 0:0.10.2-11.el6 will be installed
--> Finished Dependency Resolution

Dependencies Resolved

================================================================================
Package Arch Version Repository Size
================================================================================
Installing:
varnish x86_64 4.0.4-1.el6 varnish 1.5 M
Installing for dependencies:
cloog-ppl x86_64 0.15.7-1.2.el6 base 93 k
cpp x86_64 4.4.7-18.el6 base 3.7 M
gcc x86_64 4.4.7-18.el6 base 10 M
jemalloc x86_64 3.6.0-1.el6 epel 100 k
mpfr x86_64 2.4.1-6.el6 base 157 k
ppl x86_64 0.10.2-11.el6 base 1.3 M

Transaction Summary
================================================================================
Install 7 Package(s)

Total download size: 17 M
Installed size: 39 M
Downloading Packages:
(1/7): cloog-ppl-0.15.7-1.2.el6.x86_64.rpm | 93 kB 00:00
(2/7): cpp-4.4.7-18.el6.x86_64.rpm | 3.7 MB 00:00
(3/7): gcc-4.4.7-18.el6.x86_64.rpm | 10 MB 00:00
(4/7): jemalloc-3.6.0-1.el6.x86_64.rpm | 100 kB 00:00
(5/7): mpfr-2.4.1-6.el6.x86_64.rpm | 157 kB 00:00
(6/7): ppl-0.10.2-11.el6.x86_64.rpm | 1.3 MB 00:00
(7/7): varnish-4.0.4-1.el6.x86_64.rpm | 1.5 MB 00:04
--------------------------------------------------------------------------------
Total 2.1 MB/s | 17 MB 00:08
Running rpm_check_debug
Running Transaction Test
Transaction Test Succeeded
Running Transaction
Installing : ppl-0.10.2-11.el6.x86_64 1/7
Installing : cloog-ppl-0.15.7-1.2.el6.x86_64 2/7
Installing : mpfr-2.4.1-6.el6.x86_64 3/7
Installing : cpp-4.4.7-18.el6.x86_64 4/7
Installing : gcc-4.4.7-18.el6.x86_64 5/7
Installing : jemalloc-3.6.0-1.el6.x86_64 6/7
Installing : varnish-4.0.4-1.el6.x86_64 7/7
Verifying : cpp-4.4.7-18.el6.x86_64 1/7
Verifying : varnish-4.0.4-1.el6.x86_64 2/7
Verifying : jemalloc-3.6.0-1.el6.x86_64 3/7
Verifying : mpfr-2.4.1-6.el6.x86_64 4/7
Verifying : gcc-4.4.7-18.el6.x86_64 5/7
Verifying : ppl-0.10.2-11.el6.x86_64 6/7
Verifying : cloog-ppl-0.15.7-1.2.el6.x86_64 7/7

Installed:
varnish.x86_64 0:4.0.4-1.el6

Dependency Installed:
cloog-ppl.x86_64 0:0.15.7-1.2.el6 cpp.x86_64 0:4.4.7-18.el6
gcc.x86_64 0:4.4.7-18.el6 jemalloc.x86_64 0:3.6.0-1.el6
mpfr.x86_64 0:2.4.1-6.el6 ppl.x86_64 0:0.10.2-11.el6

Complete!

安裝好的varnish 預設路徑
/etc/varnish/default.vcl

關鍵技術：CDN內容傳遞網路
Content Delivery Network
作者：梁潔, 陳戈, 莊一嶸
出版社：佳魁資訊
出版日期：2017/03/28
語言：繁體中文
定價：480元