mirror of https://github.com/grafana/grafana.git
355 lines
11 KiB
Go
355 lines
11 KiB
Go
package correlations
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import (
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"errors"
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"net/http"
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"github.com/grafana/grafana/pkg/api/response"
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"github.com/grafana/grafana/pkg/api/routing"
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"github.com/grafana/grafana/pkg/middleware"
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ac "github.com/grafana/grafana/pkg/services/accesscontrol"
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contextmodel "github.com/grafana/grafana/pkg/services/contexthandler/model"
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"github.com/grafana/grafana/pkg/services/datasources"
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"github.com/grafana/grafana/pkg/web"
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)
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func (s *CorrelationsService) registerAPIEndpoints() {
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uidScope := datasources.ScopeProvider.GetResourceScopeUID(ac.Parameter(":uid"))
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authorize := ac.Middleware(s.AccessControl)
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s.RouteRegister.Get("/api/datasources/correlations", middleware.ReqSignedIn, authorize(ac.EvalPermission(datasources.ActionRead)), routing.Wrap(s.getCorrelationsHandler))
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s.RouteRegister.Group("/api/datasources/uid/:uid/correlations", func(entities routing.RouteRegister) {
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entities.Get("/", authorize(ac.EvalPermission(datasources.ActionRead)), routing.Wrap(s.getCorrelationsBySourceUIDHandler))
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entities.Post("/", authorize(ac.EvalPermission(datasources.ActionWrite, uidScope)), routing.Wrap(s.createHandler))
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entities.Group("/:correlationUID", func(entities routing.RouteRegister) {
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entities.Get("/", authorize(ac.EvalPermission(datasources.ActionRead)), routing.Wrap(s.getCorrelationHandler))
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entities.Delete("/", authorize(ac.EvalPermission(datasources.ActionWrite, uidScope)), routing.Wrap(s.deleteHandler))
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entities.Patch("/", authorize(ac.EvalPermission(datasources.ActionWrite, uidScope)), routing.Wrap(s.updateHandler))
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})
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}, middleware.ReqSignedIn)
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}
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// swagger:route POST /datasources/uid/{sourceUID}/correlations correlations createCorrelation
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//
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// Add correlation.
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//
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// Responses:
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// 200: createCorrelationResponse
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// 400: badRequestError
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// 401: unauthorisedError
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// 403: forbiddenError
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// 404: notFoundError
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// 500: internalServerError
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func (s *CorrelationsService) createHandler(c *contextmodel.ReqContext) response.Response {
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cmd := CreateCorrelationCommand{}
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if err := web.Bind(c.Req, &cmd); err != nil {
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return response.Error(http.StatusBadRequest, "bad request data", err)
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}
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cmd.SourceUID = web.Params(c.Req)[":uid"]
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cmd.OrgId = c.SignedInUser.GetOrgID()
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correlation, err := s.CreateCorrelation(c.Req.Context(), cmd)
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if err != nil {
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if errors.Is(err, ErrSourceDataSourceDoesNotExists) || errors.Is(err, ErrTargetDataSourceDoesNotExists) {
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return response.Error(http.StatusNotFound, "Data source not found", err)
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}
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return response.Error(http.StatusInternalServerError, "Failed to add correlation", err)
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}
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return response.JSON(http.StatusOK, CreateCorrelationResponseBody{Result: correlation, Message: "Correlation created"})
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}
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// swagger:parameters createCorrelation
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type CreateCorrelationParams struct {
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// in:body
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// required:true
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Body CreateCorrelationCommand `json:"body"`
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// in:path
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// required:true
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SourceUID string `json:"sourceUID"`
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}
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// swagger:response createCorrelationResponse
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type CreateCorrelationResponse struct {
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// in: body
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Body CreateCorrelationResponseBody `json:"body"`
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}
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// swagger:route DELETE /datasources/uid/{uid}/correlations/{correlationUID} correlations deleteCorrelation
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//
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// Delete a correlation.
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//
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// Responses:
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// 200: deleteCorrelationResponse
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// 401: unauthorisedError
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// 403: forbiddenError
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// 404: notFoundError
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// 500: internalServerError
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func (s *CorrelationsService) deleteHandler(c *contextmodel.ReqContext) response.Response {
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cmd := DeleteCorrelationCommand{
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UID: web.Params(c.Req)[":correlationUID"],
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SourceUID: web.Params(c.Req)[":uid"],
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OrgId: c.SignedInUser.GetOrgID(),
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}
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err := s.DeleteCorrelation(c.Req.Context(), cmd)
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if err != nil {
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if errors.Is(err, ErrSourceDataSourceDoesNotExists) {
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return response.Error(http.StatusNotFound, "Data source not found", err)
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}
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if errors.Is(err, ErrCorrelationNotFound) {
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return response.Error(http.StatusNotFound, "Correlation not found", err)
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}
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if errors.Is(err, ErrCorrelationReadOnly) {
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return response.Error(http.StatusForbidden, "Correlation can only be edited via provisioning", err)
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}
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return response.Error(http.StatusInternalServerError, "Failed to delete correlation", err)
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}
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return response.JSON(http.StatusOK, DeleteCorrelationResponseBody{Message: "Correlation deleted"})
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}
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// swagger:parameters deleteCorrelation
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type DeleteCorrelationParams struct {
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// in:path
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// required:true
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DatasourceUID string `json:"uid"`
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// in:path
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// required:true
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CorrelationUID string `json:"correlationUID"`
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}
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//swagger:response deleteCorrelationResponse
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type DeleteCorrelationResponse struct {
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// in: body
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Body DeleteCorrelationResponseBody `json:"body"`
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}
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// swagger:route PATCH /datasources/uid/{sourceUID}/correlations/{correlationUID} correlations updateCorrelation
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//
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// Updates a correlation.
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//
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// Responses:
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// 200: updateCorrelationResponse
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// 400: badRequestError
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// 401: unauthorisedError
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// 403: forbiddenError
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// 404: notFoundError
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// 500: internalServerError
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func (s *CorrelationsService) updateHandler(c *contextmodel.ReqContext) response.Response {
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cmd := UpdateCorrelationCommand{}
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if err := web.Bind(c.Req, &cmd); err != nil {
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if errors.Is(err, ErrUpdateCorrelationEmptyParams) {
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return response.Error(http.StatusBadRequest, "At least one of label, description or config is required", err)
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}
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return response.Error(http.StatusBadRequest, "bad request data", err)
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}
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cmd.UID = web.Params(c.Req)[":correlationUID"]
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cmd.SourceUID = web.Params(c.Req)[":uid"]
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cmd.OrgId = c.SignedInUser.GetOrgID()
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correlation, err := s.UpdateCorrelation(c.Req.Context(), cmd)
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if err != nil {
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if errors.Is(err, ErrSourceDataSourceDoesNotExists) {
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return response.Error(http.StatusNotFound, "Data source not found", err)
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}
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if errors.Is(err, ErrCorrelationNotFound) {
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return response.Error(http.StatusNotFound, "Correlation not found", err)
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}
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if errors.Is(err, ErrCorrelationReadOnly) {
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return response.Error(http.StatusForbidden, "Correlation can only be edited via provisioning", err)
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}
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return response.Error(http.StatusInternalServerError, "Failed to update correlation", err)
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}
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return response.JSON(http.StatusOK, UpdateCorrelationResponseBody{Message: "Correlation updated", Result: correlation})
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}
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// swagger:parameters updateCorrelation
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type UpdateCorrelationParams struct {
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// in:path
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// required:true
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DatasourceUID string `json:"sourceUID"`
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// in:path
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// required:true
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CorrelationUID string `json:"correlationUID"`
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// in: body
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Body UpdateCorrelationCommand `json:"body"`
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}
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// swagger:response updateCorrelationResponse
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type UpdateCorrelationResponse struct {
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// in: body
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Body UpdateCorrelationResponseBody `json:"body"`
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}
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// swagger:route GET /datasources/uid/{sourceUID}/correlations/{correlationUID} correlations getCorrelation
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//
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// Gets a correlation.
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//
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// Responses:
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// 200: getCorrelationResponse
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// 401: unauthorisedError
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// 404: notFoundError
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// 500: internalServerError
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func (s *CorrelationsService) getCorrelationHandler(c *contextmodel.ReqContext) response.Response {
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query := GetCorrelationQuery{
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UID: web.Params(c.Req)[":correlationUID"],
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SourceUID: web.Params(c.Req)[":uid"],
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OrgId: c.SignedInUser.GetOrgID(),
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}
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correlation, err := s.getCorrelation(c.Req.Context(), query)
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if err != nil {
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if errors.Is(err, ErrCorrelationNotFound) {
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return response.Error(http.StatusNotFound, "Correlation not found", err)
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}
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if errors.Is(err, ErrSourceDataSourceDoesNotExists) {
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return response.Error(http.StatusNotFound, "Source data source not found", err)
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}
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return response.Error(http.StatusInternalServerError, "Failed to get correlation", err)
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}
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return response.JSON(http.StatusOK, correlation)
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}
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// swagger:parameters getCorrelation
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type GetCorrelationParams struct {
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// in:path
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// required:true
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DatasourceUID string `json:"sourceUID"`
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// in:path
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// required:true
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CorrelationUID string `json:"correlationUID"`
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}
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//swagger:response getCorrelationResponse
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type GetCorrelationResponse struct {
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// in: body
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Body Correlation `json:"body"`
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}
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// swagger:route GET /datasources/uid/{sourceUID}/correlations correlations getCorrelationsBySourceUID
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//
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// Gets all correlations originating from the given data source.
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//
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// Responses:
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// 200: getCorrelationsBySourceUIDResponse
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// 401: unauthorisedError
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// 404: notFoundError
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// 500: internalServerError
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func (s *CorrelationsService) getCorrelationsBySourceUIDHandler(c *contextmodel.ReqContext) response.Response {
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query := GetCorrelationsBySourceUIDQuery{
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SourceUID: web.Params(c.Req)[":uid"],
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OrgId: c.SignedInUser.GetOrgID(),
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}
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correlations, err := s.getCorrelationsBySourceUID(c.Req.Context(), query)
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if err != nil {
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if errors.Is(err, ErrCorrelationNotFound) {
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return response.Error(http.StatusNotFound, "No correlation found", err)
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}
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if errors.Is(err, ErrSourceDataSourceDoesNotExists) {
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return response.Error(http.StatusNotFound, "Source data source not found", err)
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}
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return response.Error(http.StatusInternalServerError, "Failed to get correlations", err)
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}
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return response.JSON(http.StatusOK, correlations)
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}
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// swagger:parameters getCorrelationsBySourceUID
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type GetCorrelationsBySourceUIDParams struct {
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// in:path
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// required:true
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DatasourceUID string `json:"sourceUID"`
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}
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// swagger:response getCorrelationsBySourceUIDResponse
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type GetCorrelationsBySourceUIDResponse struct {
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// in: body
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Body []Correlation `json:"body"`
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}
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// swagger:route GET /datasources/correlations correlations getCorrelations
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//
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// Gets all correlations.
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//
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// Responses:
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// 200: getCorrelationsResponse
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// 401: unauthorisedError
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// 404: notFoundError
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// 500: internalServerError
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func (s *CorrelationsService) getCorrelationsHandler(c *contextmodel.ReqContext) response.Response {
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limit := c.QueryInt64("limit")
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if limit <= 0 {
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limit = 100
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} else if limit > 1000 {
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limit = 1000
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}
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page := c.QueryInt64("page")
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if page <= 0 {
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page = 1
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}
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sourceUIDs := c.QueryStrings("sourceUID")
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query := GetCorrelationsQuery{
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OrgId: c.SignedInUser.GetOrgID(),
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Limit: limit,
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Page: page,
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SourceUIDs: sourceUIDs,
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}
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correlations, err := s.getCorrelations(c.Req.Context(), query)
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if err != nil {
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if errors.Is(err, ErrCorrelationNotFound) {
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return response.Error(http.StatusNotFound, "No correlation found", err)
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}
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return response.Error(http.StatusInternalServerError, "Failed to get correlations", err)
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}
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return response.JSON(http.StatusOK, correlations)
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}
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// swagger:parameters getCorrelations
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type GetCorrelationsParams struct {
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// Limit the maximum number of correlations to return per page
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// in:query
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// required:false
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// default:100
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// maximum: 1000
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Limit int64 `json:"limit"`
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// Page index for starting fetching correlations
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// in:query
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// required:false
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// default:1
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Page int64 `json:"page"`
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// Source datasource UID filter to be applied to correlations
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// in:query
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// type: array
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// collectionFormat: multi
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// required:false
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SourceUIDs []string `json:"sourceUID"`
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}
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//swagger:response getCorrelationsResponse
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type GetCorrelationsResponse struct {
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// in: body
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Body []Correlation `json:"body"`
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}
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