This PR adds `backend.ErrorSourceDownstream` values to all `backend.DataResponse`
values where it's certain that the error wasn't the result of the
InfluxDB datasource plugin.
* Use backend SDK for influxdb
* Remove BasicAuth condition, some comments
* Remove not used fields from datasource info
* Register InfluxDBService
* Fix casting and make HTTPClientProvider exported
* Remove unused function
* Remove empty line
* Update pkg/tsdb/influxdb/flux/query_models.go
Co-authored-by: Gábor Farkas <gabor.farkas@gmail.com>
* Read interval from TimeRange instead of Interval
* Change pkg name from datasource->models, minor changes
* Use testify instead of convey
* Add new calculator logic and fix pointer semantic for dsInfo
* Initialise parsers, use tsdb interval pkg
Co-authored-by: Gábor Farkas <gabor.farkas@gmail.com>
* add flux
* add token to datasource config editor
* add backend for flux
* make the interpolated query available in query inspector
* go mod tidy
* Chore: fixes a couple of strict null errors in influxdb plugin
Co-authored-by: kyle <kyle@grafana.com>
Co-authored-by: Lukas Siatka <lukasz.siatka@grafana.com>
