server-info
Summary#
Name#
server-info is a plugin that reports basic server information to etcd periodically.
The meaning of each item in server information is following:
| Name | Type | Description |
|---|---|---|
| boot_time | integer | Bootstrap time (UNIX timestamp) of the APISIX instance, value will be reset when you hot updating APISIX but is kept for intact if you just reloading APISIX. |
| id | string | APISIX instance id. |
| etcd_version | string | The etcd cluster version that APISIX is using, value will be "unknown" if the network (to etcd) is partitioned. |
| version | string | APISIX version. |
| hostname | string | Hostname of the machine/pod that APISIX is deployed. |
Attributes#
None
API#
This plugin exposes one API /v1/server_info to Control API.
How to Enable#
Just configure server-info in the plugin list of the configuration file conf/config.yaml.
plugins: # plugin list - example-plugin - limit-req - node-status - server-info - jwt-auth - zipkin ......How to customize the server info report configurations#
We can change the report configurations in the plugin_attr section of conf/config.yaml.
| Name | Type | Default | Description |
|---|---|---|---|
| report_ttl | integer | 36 | the live time for server info in etcd (unit: second, maximum: 86400, minimum: 3). |
Here is an example, which modifies the report_ttl to one minute.
plugin_attr: server-info: report_ttl: 60Test Plugin#
After enabling this plugin, you can access these data through the plugin Control API:
$ curl http://127.0.0.1:9090/v1/server_info -s | jq .{ "etcd_version": "3.5.0", "id": "b7ce1c5c-b1aa-4df7-888a-cbe403f3e948", "hostname": "fedora32", "version": "2.1", "boot_time": 1608522102}The APISIX Dashboard will collects server info in etcd, so you may also try to check them through Dashboard.
Disable Plugin#
Remove server-info in the plugin list of configure file conf/config.yaml.
plugins: # plugin list - example-plugin - limit-req - node-status - jwt-auth - zipkin ......