手把手教您：OTRS安装教程，轻松部署及常见问题解决

otrs  安装教程

otrs版本下载地址：
http://ftp.otrs.org/pub/otrs/

安装参考连接：

https://blog.csdn.net/tongzidane/article/details/45365999
https://www.cnblogs.com/richardzgt/articles/7803925.html 
http://blog.itpub.net/678020/viewspace-2156140/
https://yq.aliyun.com/articles/11117


1. 安装perl
yum install -y perl

2. 下载help desk源码
otrs版本下载地址：：http://ftp.otrs.org/pub/otrs/  尽量选择最近更新的高版本，解压到opt目录下，重命名为otrs

3,创建一个普通用户, 用于运行otrs. 同时需要将它的HOME目录设置为/opt/otrs
useradd -r -d /opt/otrs/ -c 'OTRS user' otrs

4,用户将被加入 apache 用户组中，
usermod -G apache otrs

5检查缺失的模块
perl /opt/otrs/bin/otrs.CheckModules.pl

-----------------------------------------------------------------------------
[root@JEUSO ~]# perl /opt/otrs/bin/otrs.CheckModules.pl
  o Apache2::Reload..................FAILED! Not all prerequisites for this module correctly installed. 
  o Archive::Tar.....................ok (v1.58)
  o Archive::Zip.....................ok (v1.30)
  o Crypt::Eksblowfish::Bcrypt.......ok (v0.009)
  o Crypt::SSLeay....................ok (v0.57)
  o Date::Format.....................ok (v2.22)
  o DBI..............................ok (v1.609)
  o DBD::mysql.......................ok (v4.013)
  o DBD::ODBC........................Not installed! (optional - Required to connect to a MS-SQL database.)
  o DBD::Oracle......................Not installed! (optional - Required to connect to a Oracle database.)
  o DBD::Pg..........................ok (v2.15.1)
  o Encode::HanExtra.................Not installed! Use: 'yum install "perl(Encode::HanExtra)"' (optional - Required to handle mails with several Chinese character sets.)
  o GD...............................Not installed! Use: 'yum install "perl(GD)"' (optional - Required for stats.)
    o GD::Text.......................Not installed! Use: 'yum install "perl(GD::Text)"' (optional - Required for stats.)
    o GD::Graph......................Not installed! Use: 'yum install "perl(GD::Graph)"' (optional - Required for stats.)
  o IO::Socket::SSL..................Not installed! Use: 'yum install "perl(IO::Socket::SSL)"' (optional - Required for SSL connections to web and mail servers.)
  o JSON::XS.........................Not installed! Use: 'yum install "perl(JSON::XS)"' (optional - Recommended for faster AJAX/JavaScript handling.)
  o List::Util::XS...................ok (v1.21)
  o LWP::UserAgent...................ok (v6.06)
  o Mail::IMAPClient.................Not installed! Use: 'yum install "perl(Mail::IMAPClient)"' (optional - Required for IMAP TLS connections.)
    o IO::Socket::SSL................Not installed! Use: 'yum install "perl(IO::Socket::SSL)"' (optional - Required for IMAP TLS connections.)
  o ModPerl::Util....................Not installed! Use: 'yum install "perl(ModPerl::Util)"' (optional - Improves Performance on Apache webservers dramatically.)
  o Net::DNS.........................Not installed! Use: 'yum install "perl(Net::DNS)"' (required)
  o Net::LDAP........................Not installed! Use: 'yum install "perl(Net::LDAP)"' (optional - Required for directory authentication.)
  o PDF::API2........................Not installed! Use: 'yum install "perl(PDF::API2)"' (optional - Required for PDF output.)