Echo Endpoint
The Echo enpoint takes an incoming message and replies with the same data. This endpoint type is mainly used for connection testing and benchmarking.
The Echo can be either performed by the Edge Layer or by the Local Layer.
ENV variable setup
| Pattern | Cardinality | Description | Sample Value |
|---|---|---|---|
| ENDPOINTS_{id}_TYPE | required | echo-on-edge-layer: echoes the message on the edge layer echo-on-local-layer: echoes the message on the local layer |
echo-on-local-layer |
Sample configuration
Echo on Edge Layer
HOSTS_1_DOMAIN: api.domain.tld
ENDPOINTS_1_TYPE: echo-on-edge-layer
ENDPOINTS_1_SELECTOR: 'header["X-HTTP-HOST"]=="api.domain.tld"'
Echo on Local Layer
HOSTS_1_DOMAIN: api.domain.tld
ROUTES_1_TYPE: google-pubsub
ROUTES_1_ALIAS: MY-PUBSUB-ROUTE
ROUTES_1_EDGE2LOCALTOPIC: projects/project-id/topics/edge2local
ROUTES_1_LOCAL2EDGEPREFIX: local2edge
ROUTES_1_SERVICEACCOUNT: '{...}'
ENDPOINTS_1_TYPE: echo-on-local-layer
ENDPOINTS_1_SELECTOR: 'header["X-HTTP-HOST"]=="api.domain.tld"'
ENDPOINTS_1_ROUTE: MY-PUBSUB-ROUTE