Module: Zabbix::Connector

Extended by:
ActiveSupport::Concern
Included in:
Chart, DnsMonitor, HostMonitor, ItemTrigger
Defined in:
lib/zabbix/connector.rb

Instance Method Summary collapse

Instance Method Details

请求 zabbix 后端认证，返回 Cookie



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# File 'lib/zabbix/connector.rb', line 56

def authenticate_with_cookie
  # 初始化会话
  base_url = Zabbix.url
  host     = URI(base_url).host
  conn     = Faraday::Connection.new(base_url)

  # 登录权限凭证
  data = {
    name:      Zabbix.user,
    password:  Zabbix.password,
    autologin: 1,
    enter:     "Sign in",
  }

  # 请求认证
  ret = conn.post("/index.php") do |r|
    r.headers["Host"] = host
    r.body            = data
  end

  # 此处需要特殊处理，否则 V5 版本无法正常加载缓存
  ret.headers["set-cookie"]&.gsub(/ HttpOnly,?/, "").presence || nil
end

#delete_host_monitor(name) ⇒ Object

删除主机监控



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# File 'lib/zabbix/connector.rb', line 31

def delete_host_monitor(name)
  id = zabbix_connector.hosts.get_host_id(name)
  if id.present?
    zabbix_connector.hosts.delete(id)
    Rails.logger.warn("执行 delete_host_monitor 接口成功：#{name} - #{id}")
  else
    Rails.logger.warn("调用 delete_host_monitor 接口异常：#{name} - #{id}")
  end
rescue => e
  Rails.logger.warn("调用 delete_host_monitor 接口异常，原始报错信息: #{e}")
end

#delete_trigger_monitor(id) ⇒ Object

删除监控触发器



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# File 'lib/zabbix/connector.rb', line 44

def delete_trigger_monitor(id)
  if id.present?
    zabbix_connector.triggers.delete(id)
    Rails.logger.warn("执行 delete_trigger_monitor 接口成功：#{id}")
  else
    Rails.logger.warn("调用 delete_trigger_monitor 接口异常：#{id}")
  end
rescue => e
  Rails.logger.warn("调用 delete_trigger_monitor 接口异常，原始报错信息: #{e}")
end

#zabbix_connector ⇒ Object

开发测试环境需要单独开启缓存功能：bin/rails dev:cache 将鉴权后的 zabbix-rails 对象缓存到 Rails，减少不必要的认证动作加速执行 guides.rubyonrails.org/caching_with_rails.html



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# File 'lib/zabbix/connector.rb', line 13

def zabbix_connector
  Rails.cache.fetch("zabbix_connector", expires_in: 30.minutes) do
    Rails.logger.warn("Zabbix 正在请求 API 鉴权")
    ZabbixManager.connect(url: Zabbix.url, user: Zabbix.user, password: Zabbix.password, debug: Zabbix.debug)
  rescue => e
    Rails.logger.warn("登录 ZABBIX 异常，请检查网络或登录凭证。原始报错信息: #{e}")
  end
end

#zabbix_token ⇒ Object

获取 zabbix 登录凭证缓存



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# File 'lib/zabbix/connector.rb', line 23

def zabbix_token
  Rails.cache.fetch("zabbix_token", expires_in: 30.minutes) do
    Rails.logger.warn("正在请求 zabbix/index.php 登录认证")
    authenticate_with_cookie
  end
end