Enables adding a section `plugin.<plugin id>` and key/value to
Grafana configuration file which will be converted and sent
as environment variables to the backend plugin.
Also sends some additional environment variables, Grafana
version (GF_VERSION), Grafana edition (GF_EDITION) and
enterprise license path (GF_ENTERPRISE_LICENSE_PATH).
Co-authored-by: Arve Knudsen <arve.knudsen@gmail.com>
Fixes#21515,
Use v0.19.0 of SDK.
Support handling of streaming resource response.
Disable gzip/compression middleware for resources
to allow chunked/streaming response to clients the gzip
middleware had to be disabled since it buffers the full
response before sending it to the client.
Closes#22569
Co-Authored-By: Arve Knudsen <arve.knudsen@gmail.com>
Adds support for collecting metrics from backend plugins and
exposing them thru Grafana's Prometheus metrics endpoint.
Enables to check health of backend plugin by using the route
`/api/plugins/<plugin id>/health`.
Uses sdk v0.6.0.
Closes#20984
