Chore: Rename testdata plugin with a fully qualified name (#75104)

pkg/tsdb/grafana-testdata-datasource/resource_handler.go

@@ -0,0 +1,155 @@
+package testdatasource
+
+import (
+	"encoding/json"
+	"fmt"
+	"io"
+	"net/http"
+	"sort"
+	"strconv"
+	"time"
+
+	"github.com/grafana/grafana-plugin-sdk-go/backend/log"
+)
+
+func (s *Service) registerRoutes() *http.ServeMux {
+	mux := http.NewServeMux()
+	mux.HandleFunc("/", s.testGetHandler)
+	mux.HandleFunc("/scenarios", s.getScenariosHandler)
+	mux.HandleFunc("/stream", s.testStreamHandler)
+	mux.Handle("/test", createJSONHandler(s.logger))
+	mux.Handle("/test/json", createJSONHandler(s.logger))
+	mux.HandleFunc("/boom", s.testPanicHandler)
+	mux.HandleFunc("/sims", s.sims.GetSimulationHandler)
+	mux.HandleFunc("/sim/", s.sims.GetSimulationHandler)
+	return mux
+}
+
+func (s *Service) testGetHandler(rw http.ResponseWriter, req *http.Request) {
+	s.logger.Debug("Received resource call", "url", req.URL.String(), "method", req.Method)
+
+	if req.Method != http.MethodGet {
+		return
+	}
+
+	if _, err := rw.Write([]byte("Hello world from test datasource!")); err != nil {
+		s.logger.Error("Failed to write response", "error", err)
+		return
+	}
+	rw.WriteHeader(http.StatusOK)
+}
+
+func (s *Service) getScenariosHandler(rw http.ResponseWriter, req *http.Request) {
+	result := make([]any, 0)
+
+	scenarioIds := make([]string, 0)
+	for id := range s.scenarios {
+		scenarioIds = append(scenarioIds, id)
+	}
+	sort.Strings(scenarioIds)
+
+	for _, scenarioID := range scenarioIds {
+		scenario := s.scenarios[scenarioID]
+		result = append(result, map[string]any{
+			"id":          scenario.ID,
+			"name":        scenario.Name,
+			"description": scenario.Description,
+			"stringInput": scenario.StringInput,
+		})
+	}
+
+	bytes, err := json.Marshal(&result)
+	if err != nil {
+		s.logger.Error("Failed to marshal response body to JSON", "error", err)
+	}
+
+	rw.Header().Set("Content-Type", "application/json")
+	rw.WriteHeader(http.StatusOK)
+	if _, err := rw.Write(bytes); err != nil {
+		s.logger.Error("Failed to write response", "error", err)
+	}
+}
+
+func (s *Service) testStreamHandler(rw http.ResponseWriter, req *http.Request) {
+	s.logger.Debug("Received resource call", "url", req.URL.String(), "method", req.Method)
+
+	if req.Method != http.MethodGet {
+		return
+	}
+
+	count := 10
+	countstr := req.URL.Query().Get("count")
+	if countstr != "" {
+		if i, err := strconv.Atoi(countstr); err == nil {
+			count = i
+		}
+	}
+
+	sleep := req.URL.Query().Get("sleep")
+	sleepDuration, err := time.ParseDuration(sleep)
+	if err != nil {
+		sleepDuration = time.Millisecond
+	}
+
+	rw.Header().Set("Content-Type", "text/plain")
+	rw.WriteHeader(http.StatusOK)
+
+	for i := 1; i <= count; i++ {
+		if _, err := io.WriteString(rw, fmt.Sprintf("Message #%d", i)); err != nil {
+			s.logger.Error("Failed to write response", "error", err)
+			return
+		}
+		rw.(http.Flusher).Flush()
+		time.Sleep(sleepDuration)
+	}
+}
+
+func createJSONHandler(logger log.Logger) http.Handler {
+	return http.HandlerFunc(func(rw http.ResponseWriter, req *http.Request) {
+		logger.Debug("Received resource call", "url", req.URL.String(), "method", req.Method)
+
+		var reqData map[string]any
+		if req.Body != nil {
+			defer func() {
+				if err := req.Body.Close(); err != nil {
+					logger.Warn("Failed to close response body", "err", err)
+				}
+			}()
+			b, err := io.ReadAll(req.Body)
+			if err != nil {
+				logger.Error("Failed to read request body to bytes", "error", err)
+			} else {
+				err := json.Unmarshal(b, &reqData)
+				if err != nil {
+					logger.Error("Failed to unmarshal request body to JSON", "error", err)
+				}
+
+				logger.Debug("Received resource call body", "body", reqData)
+			}
+		}
+
+		data := map[string]any{
+			"message": "Hello world from test datasource!",
+			"request": map[string]any{
+				"method":  req.Method,
+				"url":     req.URL,
+				"headers": req.Header,
+				"body":    reqData,
+			},
+		}
+		bytes, err := json.Marshal(&data)
+		if err != nil {
+			logger.Error("Failed to marshal response body to JSON", "error", err)
+		}
+
+		rw.Header().Set("Content-Type", "application/json")
+		rw.WriteHeader(http.StatusOK)
+		if _, err := rw.Write(bytes); err != nil {
+			logger.Error("Failed to write response", "error", err)
+		}
+	})
+}
+
+func (s *Service) testPanicHandler(rw http.ResponseWriter, req *http.Request) {
+	panic("BOOM")
+}