====== icinga2 ======
===== install =====
  sudo wget -O - http://packages.icinga.com/icinga.key | sudo apt-key add -
  add-apt-repository 'deb http://packages.icinga.com/ubuntu icinga-bionic main'
  apt-get install icingaweb2 libapache2-mod-php icingacli
  sudo icingacli setup token create
  #トークンを記録しておく

==== 機能 ====
  #apiは不要
  sudo icinga2 feature disable api


===== node追加 =====
  icinga2 node wizard
  
===== 設定作業 =====
/etc/icinga2/conf.d
===ホスト追加===
  hosts.conf
==== チェックコマンドの場所 ====
/usr/share/icinga2/include/command-plugins.conf
  * hostalive(ping)
  * http  

===== icinga2-directore =====
https://icinga.com/2020/07/10/icinga-2-icinga-web-2-and-director-kickstart-on-centos-7/

  mysql -u root -p

  CREATE DATABASE director CHARACTER SET 'utf8';
  GRANT ALL ON director.* TO 'director'@'localhost' IDENTIFIED BY 'director';
  FLUSH PRIVILEGES;
  QUIT

vim director.sh
  #!/bin/bash
  ICINGAWEB_MODULEPATH="/usr/share/icingaweb2/modules"
  REPO_URL="https://github.com/icinga/icingaweb2-module-director"
  TARGET_DIR="${ICINGAWEB_MODULEPATH}/director"
  MODULE_VERSION="1.7.2"
  git clone "${REPO_URL}" "${TARGET_DIR}" --branch v${MODULE_VERSION}
  MODULE_NAME=incubator
  MODULE_VERSION=v0.5.0
  REPO="https://github.com/Icinga/icingaweb2-module-${MODULE_NAME}"
  MODULES_PATH="/usr/share/icingaweb2/modules"
  git clone ${REPO} "${MODULES_PATH}/${MODULE_NAME}" --branch "${MODULE_VERSION}"
  icingacli module enable "${MODULE_NAME}"
  MODULE_NAME=ipl
  MODULE_VERSION=v0.5.0
  REPO="https://github.com/Icinga/icingaweb2-module-${MODULE_NAME}"
  MODULES_PATH="/usr/share/icingaweb2/modules"
  git clone ${REPO} "${MODULES_PATH}/${MODULE_NAME}" --branch "${MODULE_VERSION}"
  icingacli module enable "${MODULE_NAME}"
  MODULE_NAME=reactbundle
  MODULE_VERSION=v0.7.0
  REPO="https://github.com/Icinga/icingaweb2-module-${MODULE_NAME}"
  MODULES_PATH="/usr/share/icingaweb2/modules"
  git clone ${REPO} "${MODULES_PATH}/${MODULE_NAME}" --branch "${MODULE_VERSION}"
  icingacli module enable "${MODULE_NAME}"

  chmod +x director.sh
  ./director.sh

  mysql -u root -p director < /usr/share/icingaweb2/modules/director/schema/mysql.sql
  icingacli module enable director
  
vim director-service.sh 
  #!/bin/bash
  useradd -r -g icingaweb2 -d /var/lib/icingadirector -s /bin/false icingadirector
  install -d -o icingadirector -g icingaweb2 -m 0750 /var/lib/icingadirector
  MODULE_PATH=/usr/share/icingaweb2/modules/director
  cp "${MODULE_PATH}/contrib/systemd/icinga-director.service" /etc/systemd/system/
  systemctl daemon-reload
  systemctl enable icinga-director.service
  systemctl start icinga-director.service

  chmod +x director-services.sh
  ./director-services.sh