grafana/pkg/services/searchV2/http.go
Artur Wierzbicki f8d69415ca
Search: create a separate HTTP endpoint (#55634)
* search: create a separate http endpoint

* search: extract api uri

* search: rename uri

* search: replicate the readiness check

* search: replicate the readiness check metric

* search: update mock
2022-09-22 19:02:09 -04:00

77 lines
2.0 KiB
Go

package searchV2
import (
"encoding/json"
"errors"
"io"
"github.com/grafana/grafana-plugin-sdk-go/data"
"github.com/grafana/grafana/pkg/api/response"
"github.com/grafana/grafana/pkg/api/routing"
"github.com/grafana/grafana/pkg/middleware"
"github.com/grafana/grafana/pkg/models"
"github.com/prometheus/client_golang/prometheus"
)
type SearchHTTPService interface {
RegisterHTTPRoutes(storageRoute routing.RouteRegister)
}
type searchHTTPService struct {
search SearchService
}
func ProvideSearchHTTPService(search SearchService) SearchHTTPService {
return &searchHTTPService{search: search}
}
func (s *searchHTTPService) RegisterHTTPRoutes(storageRoute routing.RouteRegister) {
storageRoute.Post("/", middleware.ReqSignedIn, routing.Wrap(s.doQuery))
}
func (s *searchHTTPService) doQuery(c *models.ReqContext) response.Response {
searchReadinessCheckResp := s.search.IsReady(c.Req.Context(), c.OrgID)
if !searchReadinessCheckResp.IsReady {
dashboardSearchNotServedRequestsCounter.With(prometheus.Labels{
"reason": searchReadinessCheckResp.Reason,
}).Inc()
bytes, err := (&data.Frame{
Name: "Loading",
}).MarshalJSON()
if err != nil {
return response.Error(500, "error marshalling response", err)
}
return response.JSON(200, bytes)
}
body, err := io.ReadAll(c.Req.Body)
if err != nil {
return response.Error(500, "error reading bytes", err)
}
query := &DashboardQuery{}
err = json.Unmarshal(body, query)
if err != nil {
return response.Error(400, "error parsing body", err)
}
resp := s.search.doDashboardQuery(c.Req.Context(), c.SignedInUser, c.OrgID, *query)
if resp.Error != nil {
return response.Error(500, "error handling search request", resp.Error)
}
if len(resp.Frames) != 1 {
return response.Error(500, "invalid search response", errors.New("invalid search response"))
}
bytes, err := resp.Frames[0].MarshalJSON()
if err != nil {
return response.Error(500, "error marshalling response", err)
}
return response.JSON(200, bytes)
}