1、下载源码包
两种方法获取源码：
ejabberd发布版在网站ProcessOne地址：https://www.process-one.net/en/ejabberd/downloads
获取最新的源码在github上git clone git://github.com/processone/ejabberd.git ejabberd
cd ejabberd
./autogen.sh
2、编译ejabberd需要的依赖包
GNU MakeGCCLibexpat 1.95 or higherLibyaml 0.1.4 or higherErlang/OTP 17.1 or higherOpenSSL 1.0.0 or higher, for STARTTLS, SASL and SSL encryption.Zlib 1.2.3 or higher, for Stream Compression support (XEP-0138). Optional.PAM library. Optional. For Pluggable Authentication Modules (PAM). See section pam.GNU Iconv 1.8 or higher, for the IRC Transport (mod_irc). Optional. Not needed on systems with GNU Libc. See section mod_irc.ImageMagick’s Convert program. Optional. For CAPTCHA challenges. See section captcha. 3、安装依赖包 安装Libexpat yum install expat-devel 安装Libyaml 下载：https://pkgs.org/centos-6/centos-x86_64/libyaml-0.1.3-4.el6_6.x86_64.rpm/download/ rpm -i libyaml-0.1.3-4.el6_6.x86_64.rpm（或者 yum install libyaml-devel） ejabberdctl live启动正常 其他依赖包安装略 4、安装ejabberd ./configure --enable-mysqlmakemake install 5、安装成功后创建的目录如下 /etc/ejabberd/: 配置文件路径 ejabberd.yml: ejabberd configuration file ejabberdctl.cfg: Configuration file of the administration script inetrc: Network DNS configuration file for Erlang /lib/ejabberd/: ebin/: Erlang binary files (*.beam) include/: Erlang header files (*.hrl) priv/: Additional files required at runtime bin/: Executable programs lib/: Binary system libraries (*.so) msgs/: Translation files (*.msgs) /sbin/ejabberdctl: 管理脚本 /share/doc/ejabberd/: ejabberd文档/var/lib/ejabberd/: Spool directory: .erlang.cookie: Erlang cookie file (see section cookie) acl.DCD, ...: Mnesia database spool files (*.DCD, *.DCL, *.DAT) /var/log/ejabberd/: Log 目录 ejabberd.log: ejabberd service log erlang.log: Erlang/OTP system log