apisix/doc/plugins/syslog.md
2020-12-17 22:25:30 +08:00

6.6 KiB

Summary

Name

sys is a plugin which push Log data requests to Syslog.

This will provide the ability to send Log data requests as JSON objects.

Attributes

Name Type Requirement Default Valid Description
host string required IP address or the Hostname.
port integer required Target upstream port.
name string optional "sys logger"
timeout integer optional 3 [1, ...] Timeout for the upstream to send data.
tls boolean optional false Control whether to perform SSL verification
flush_limit integer optional 4096 [1, ...] If the buffered messages' size plus the current message size reaches (>=) this limit (in bytes), the buffered log messages will be written to log server. Default to 4096 (4KB).
drop_limit integer optional 1048576 If the buffered messages' size plus the current message size is larger than this limit (in bytes), the current log message will be dropped because of limited buffer size. Default to 1048576 (1MB).
sock_type string optional "tcp" ["tcp", "udp] IP protocol type to use for transport layer.
max_retry_times integer optional 1 [1, ...] Max number of retry times after a connect to a log server failed or send log messages to a log server failed.
retry_interval integer optional 1 [0, ...] The time delay (in ms) before retry to connect to a log server or retry to send log messages to a log server
pool_size integer optional 5 [5, ...] Keepalive pool size used by sock:keepalive.
batch_max_size integer optional 1000 [1, ...] Max size of each batch
buffer_duration integer optional 60 [1, ...] Maximum age in seconds of the oldest entry in a batch before the batch must be processed
include_req_body boolean optional false Whether to include the request body

How To Enable

The following is an example on how to enable the sys-logger for a specific route.

curl http://127.0.0.1:9080/apisix/admin/routes/1 -H 'X-API-KEY: edd1c9f034335f136f87ad84b625c8f1' -X PUT -d '
{
    "plugins": {
        "syslog": {
                "host" : "127.0.0.1",
                "port" : 5044,
                "flush_limit" : 1
            }
    },
    "upstream": {
        "type": "roundrobin",
        "nodes": {
            "127.0.0.1:1980": 1
        }
    },
    "uri": "/hello"
}'

Test Plugin

  • success:
$ curl -i http://127.0.0.1:9080/hello
HTTP/1.1 200 OK
...
hello, world

Disable Plugin

Remove the corresponding json configuration in the plugin configuration to disable the sys-logger. APISIX plugins are hot-reloaded, therefore no need to restart APISIX.

$ curl http://127.0.0.1:9080/apisix/admin/routes/1  -H 'X-API-KEY: edd1c9f034335f136f87ad84b625c8f1' -X PUT -d '
{
    "methods": ["GET"],
    "uri": "/hello",
    "plugins": {},
    "upstream": {
        "type": "roundrobin",
        "nodes": {
            "127.0.0.1:1980": 1
        }
    }
}'