haproxy

• 安裝

  • 參考文件：
    • https://gist.github.com/cbschuld/cdcaf062da5b34eede37
    • http://rpm.pbone.net/index.php3?stat=3&search=haproxy&srodzaj=3

  • wget http://www.haproxy.org/download/1.5/src/haproxy-1.5.9.tar.gz
    sudo yum install -y rpmdevtools pcre-devel
    rpmdev-setuptree
    mv haproxy-1.5.9.tar.gz ~/rpmbuild/SOURCES/
    git clone git://github.com/bluerail/haproxy-centos.git
    cp haproxy-centos/conf/* ~/rpmbuild/SOURCES/
    cp haproxy-centos/spec/* ~/rpmbuild/SPECS/
    cd ~/rpmbuild/
    
    #修改「%define version」的版本號，要和下載的版本相同
    vim SPECS/haproxy.spec
    
    yum install openssl-devel
    yum install gcc
    
    rpmbuild -ba SPECS/haproxy.spec
    
    #加載rpm
    # amazon
    sudo rpm -Uvh RPMS/x86_64/haproxy-1.5.9-1.amzn1.x86_64.rpm
    #其他
    #先確認OS版本
    cat /etc/*release*
    #至上方參考文件搜尋合適的rpm
    

• 設定檔haproxy.cfg

  vim /etc/haproxy/haproxy.cfg
  #把下面的文字複製，貼在在文件最後方
  frontend  main *:80
    mode http
    acl is_authbug_server hdr_end(host) -i authbug.1campus.net
    acl is_greeningbug_server hdr_end(host) -i greeningbug.1campus.net
    use_backend app1 if is_authbug_server
    use_backend app2 if is_greeningbug_server
    default_backend             app1
  backend app1
    balance     roundrobin
    server app1 127.0.0.1:8001 check
  backend app2
    balance     roundrobin
    server app2 127.0.0.1:8080 check