7 实时导出协议
本节以 JSON 格式提供real-time export协议的详细信息：
所有文件的扩展名都为 .ndjson 。导出文件的每一行都是一个 JSON 对象。
触发器事件
为问题事件导出以下信息:
| 字段 | 类型 | 描述 | ||
|---|---|---|---|---|
| clock | number | 检测到问题的那一刻的时间秒数（整数部分） | ||
| ns | number | 要添加到clock以获得精确问题检测时间的纳秒数。 |
||
| value | number | 1 (总是). | ||
| eventid | number | 问题事件ID. | ||
| name | string | 问题事件名称. | ||
| severity | number | 问题事件严重性 (0 - 未分类, 1 - 信息, 2 - 警告, 3 - 一般严重, 4 - 严重, 5 - 灾难). | ||
| hosts | array | 触发器表达式中涉及的主机列表;数组中应至少有一个元素。 | ||
| - | object | |||
| host | string | 主机名. | ||
| name | string | 可见主机名 | ||
| groups | array | 触发器表达式中涉及的所有主机的主机组列表;数组中应至少有一个元素. | ||
| - | string | 主机组名称. | ||
| tags | array | 问题标签列表（可以为空）. | ||
| - | object | |||
| tag | string | 标签名称. | ||
| value | string | 标签值(可以为空). | ||
为恢复事件导出以下信息:
| 字段 | 类型 | 描述 |
|---|---|---|
| clock | number | 问题恢复那一刻的时间秒数（整数部分）. |
| ns | number | 要添加到clock以获得精确问题恢复时间的纳秒数。 |
| value | number | 0 (总是). |
| eventid | number | 恢复事件ID. |
| p_eventid | number | 问题事件ID. |
例
问题:
{"clock":1519304285,"ns":123456789,"value":1,"name":"Either Zabbix agent is unreachable on Host B or pollers are too busy on Zabbix Server","severity":3,"eventid":42, "hosts":[{"host":"Host B", "name":"Host B visible"},{"host":"Zabbix Server","name":"Zabbix Server visible"}],"groups":["Group X","Group Y","Group Z","Zabbix servers"],"tags":[{"tag":"availability","value":""},{"tag":"data center","value":"Riga"}]}恢复:
问题（多个问题事件生成）：
{"clock":1519304286,"ns":123456789,"value":1,"eventid":43,"name":"Either Zabbix agent is unreachable on Host B or pollers are too busy on Zabbix Server","severity":3,"hosts":[{"host":"Host B", "name":"Host B visible"},{"host":"Zabbix Server","name":"Zabbix Server visible"}],"groups":["Group X","Group Y","Group Z","Zabbix servers"],"tags":[{"tag":"availability","value":""},{"tag":"data center","value":"Riga"}]}
{"clock":1519304286,"ns":123456789,"value":1,"eventid":43,"name":"Either Zabbix agent is unreachable on Host B or pollers are too busy on Zabbix Server","severity":3,"hosts":[{"host":"Host B", "name":"Host B visible"},{"host":"Zabbix Server","name":"Zabbix Server visible"}],"groups":["Group X","Group Y","Group Z","Zabbix servers"],"tags":[{"tag":"availability","value":""},{"tag":"data center","value":"Riga"}]}恢复:
{"clock":1519304346,"ns":987654321,"value":0,"eventid":44,"p_eventid":43}
{"clock":1519304346,"ns":987654321,"value":0,"eventid":44,"p_eventid":42}监控项值
为收集的监控项值导出以下信息:
| 字段 | 类型 | 描述 | |
|---|---|---|---|
| host | object | 监控项主机的主机名. | |
| host | string | 主机名. | |
| name | string | 可见的主机名. | |
| groups | array | 监控项主机的主机组列表;数组中应至少有一个元素 | |
| - | string | 主机组名. | |
| itemid | number | 监控项 ID. | |
| name | string | 可见监控项名称. | |
| clock | number | 收集值那一刻的时间秒数（整数部分）. | |
| ns | number | 要添加到clock以获得精确收集值时间的纳秒数。 |
|
| timestamp (Log only) |
number | 如果不可用，则为 0 | |
| source (Log only) |
string | 如果不可用，则为空字符串 | |
| severity (Log only) |
number | 如果不可用，则为 0 | |
| eventid (Log only) |
number | 如果不可用，则为 0 | |
| value | number (用于数字型监控项) or string (用于文本型监控项) |
收集的监控项值。 | |
| type | number | 收集的值类型： 0 - 浮点数, 1 - 字符, 2 - 日志, 3 - 无符号数字, 4 -文本 |
|
例
数值（无符号):
{"host":{"host":"Host B","name":"Host B visible"},"groups":["Group X","Group Y","Group Z"],"itemid":3,"name":"Agent availability","clock":1519304285,"ns":123456789,"value":1,"type":3}数值（浮点数）:
{"host":{"host":"Host B","name":"Host B visible"},"groups":["Group X","Group Y","Group Z"],"itemid":4,"name":"CPU Load","clock":1519304285,"ns":123456789,"value":0.1,"type":0}字符, 文本:
{"host":{"host":"Host B","name":"Host B visible"},"groups":["Group X","Group Y","Group Z"],"itemid":2,"name":"Agent version","clock":1519304285,"ns":123456789,"value":"3.4.4","type":4}日志:
{"host":{"host":"Host A","name":"Host A visible"},"groups":["Group X","Group Y","Group Z"],"itemid":1,"name":"Messages in log file","clock":1519304285,"ns":123456789,"timestamp":1519304285,"source":"","severity":0,"eventid":0,"value":"log file message","type":2}趋势
导出以下信息以获取计算的趋势值:
| Field | Type | Description | |
|---|---|---|---|
| host | object | 监控项主机的主机名 | |
| host | string | 主机名 | |
| name | string | 可见的主机名. | |
| groups | array | 监控项主机的主机组列表;数组中应至少有一个元素 | |
| - | string | 主机组名. | |
| itemid | number | 监控项ID. | |
| name | string | 可见监控项名称. | |
| clock | number | 收集值那一刻的时间秒数（整数部分）. | |
| count | number | 一小时内收集的值的数量。 | |
| min | number | 一小时内最小监控项值 | |
| avg | number | 一小时内平均监控项值 | |
| max | number | 一小时内最大监控项值 | |
| type | number | 值类型: 0 - 浮点数, 3 - 无符号数字 |
|
例
数值（无符号）:
{"host":{"host":"Host B","name":"Host B visible"},"groups":["Group X","Group Y","Group Z"],"itemid":3,"name":"Agent availability","clock":1519311600,"count":60,"min":1,"avg":1,"max":1,"type":3}数值（浮点数）: