How to install zammad on ubuntu18

https://docs.zammad.org/en/latest/install/elasticsearch.html
https://docs.zammad.org/en/latest/install/package.html


第1步：更新系統
apt update -y && apt full-upgrade -y


第2步：安裝包依賴項
apt install wget apt-transport-https gnupg2 libimlib2 libimlib2-dev -y

第3步：必須使用正確的區域設置。
apt install locales
locale-gen en_US.UTF-8
echo "LANG=en_US.UTF-8" | tee /etc/default/locale

第4步：安裝 Elasticsearch (Way 1 Offical)
apt install apt-transport-https sudo wget curl gnupg

echo "deb [signed-by=/etc/apt/trusted.gpg.d/elasticsearch.gpg] https://artifacts.elastic.co/packages/7.x/apt stable main"| tee -a /etc/apt/sources.list.d/elastic-7.x.list > /dev/null
 
curl -fsSL https://artifacts.elastic.co/GPG-KEY-elasticsearch | gpg --dearmor | tee /etc/apt/trusted.gpg.d/elasticsearch.gpg> /dev/null
 
apt update
apt install elasticsearch -y

# 確保默認啟用elasticsearch並啟動它。
systemctl start elasticsearch
systemctl enable elasticsearch
systemctl status elasticsearch
# 安裝 Elasticsearch 及其附件插件
/usr/share/elasticsearch/bin/elasticsearch-plugin install ingest-attachment
systemctl restart elasticsearch
systemctl status elasticsearch

第5步：安裝 Apache 網絡服務器：
apt install apache2 -y
#啟用 Apache 標頭：
a2enmod headers
systemctl stop apache2
systemctl start  apache2
systemctl enable  apache2
systemctl status  apache2


第6步：安裝 Zammad
# 包依賴項
apt install curl apt-transport-https gnupg -y

# 安裝存儲庫密鑰：
wget -qO- https://dl.packager.io/srv/zammad/zammad/key | apt-key add -

# 將存儲庫添加到Ubuntu：
# Ubuntu 18.04 ：
echo "deb https://dl.packager.io/srv/deb/zammad/zammad/stable/ubuntu 18.04 main" | tee /etc/apt/sources.list.d/zammad.list

# 烏班圖20.04：
# echo "deb https://dl.packager.io/srv/deb/zammad/zammad/stable/ubuntu 20.04 main" | tee /etc/apt/sources.list.d/zammad.list

apt update
apt install zammad -y

# 啟動 Zammad 服務並使其在系統啟動時啟動：
systemctl start zammad
systemctl enable zammad
systemctl status zammad


第7步：Elasticsearch連接 Zammad ：
zammad run rails r "Setting.set('es_url', 'http://localhost:9200')"

# 建立搜索索引：
zammad run rake zammad:searchindex:rebuild


可選設置
# HTTP Basic
zammad run rails r "Setting.set('es_user', '<username>')"
zammad run rails r "Setting.set('es_password', '<password>')"


第8步：防火牆打開 http 和 https 端口：
ufw allow 80
ufw allow 443
ufw reload

第9步：禁用 Apache 默認虛擬主機文件：
a2dissite 000-default.conf

#重新啟動 apache2 Web 服務器：
systemctl restart apache2

如果您遇到錯誤“ apachectl[2095]：無效命令'RequestHeader'，可能拼寫錯誤或由服務器配置中未包含的模塊定義 ”，請啟用apache標頭：

a2enmod headers
systemctl stop apache2
systemctl start  apache2

第10步：：訪問 Zammad Web 界面
http://your_server_ip_or_hostname


Completed zammad         Kevin 2023-07-13


++++ Other ++++

管理 Zammad 的服務

一般來說，Zammad 使用三種服務 - 這些服務可以（重新）啟動和停止 與家長 zammad。

$ # Zammad service to start all services at once
$ systemctl (status|start|stop|restart) zammad

$ # Zammads internal puma server (relevant for displaying the web app)
$ systemctl (status|start|stop|restart) zammad-web

$ # Zammads background worker - relevant for all delayed- and background jobs
$ systemctl (status|start|stop|restart) zammad-worker

$ # Zammads websocket server for session related information
$ systemctl (status|start|stop|restart) zammad-websocket


防火牆和 SELinux

這些步驟的某些部分可能不適用於您，請隨意跳過它們！
SELinux

$ # Allow nginx or apache to access public files of Zammad and communicate
$ chcon -Rv --type=httpd_sys_content_t /opt/zammad/public/
$ setsebool httpd_can_network_connect on -P
$ semanage fcontext -a -t httpd_sys_content_t /opt/zammad/public/
$ restorecon -Rv /opt/zammad/public/
$ chmod -R a+r /opt/zammad/public/