initial load testing script

main.go

@@ -0,0 +1,98 @@
+package main
+
+import (
+	"encoding/json"
+	"fmt"
+	"net/http"
+	"os"
+	"sync"
+	"time"
+)
+
+type RequestData struct {
+	RequestNumber int
+	StartTime     int64
+	Duration      int64
+	IsError       bool
+}
+
+func makeRequest(url string, requestNumber int, wg *sync.WaitGroup, results chan<- RequestData) {
+	defer wg.Done()
+
+	startTime := time.Now().UnixNano()
+	httpClient := http.Client{
+		Timeout: 30 * time.Second,
+		Transport: &http.Transport{
+			TLSHandshakeTimeout: 30 * time.Second,
+		},
+	}
+
+	resp, err := httpClient.Get(url)
+	//resp, err := http.Get(url)
+	if err != nil {
+		fmt.Printf("Error making request %d: %v\n", requestNumber, err)
+		results <- RequestData{
+			RequestNumber: requestNumber,
+			StartTime:     startTime,
+			Duration:      time.Now().UnixNano() - startTime,
+			IsError:       true,
+		}
+		return
+	}
+	defer resp.Body.Close()
+
+	duration := time.Now().UnixNano() - startTime
+	results <- RequestData{
+		RequestNumber: requestNumber,
+		StartTime:     startTime,
+		Duration:      duration,
+		IsError:       false,
+	}
+}
+
+func main() {
+	// Define your API URL and number of requests to make
+	apiURL := "https://git.sa.vin"
+	numRequests := 1000
+	//numRequests := 596
+
+	// Create a channel to collect the request results
+	results := make(chan RequestData, numRequests)
+
+	// Create a WaitGroup to synchronize goroutines
+	var wg sync.WaitGroup
+	wg.Add(numRequests)
+
+	// Start load testing by spawning goroutines
+	for i := 0; i < numRequests; i++ {
+		go makeRequest(apiURL, i, &wg, results)
+	}
+
+	// Wait for all goroutines to finish
+	wg.Wait()
+
+	// Close the results channel
+	close(results)
+
+	// Collect the results from the channel
+	var requestData []RequestData
+	for result := range results {
+		requestData = append(requestData, result)
+	}
+
+	// Marshal the data to JSON
+	jsonData, err := json.Marshal(requestData)
+	if err != nil {
+		fmt.Printf("Error marshaling JSON: %v\n", err)
+		return
+	}
+
+	// Write the JSON data to disk
+	err = os.WriteFile("load_test_results.json", jsonData, 0644)
+	if err != nil {
+		fmt.Printf("Error writing JSON file: %v\n", err)
+		return
+	}
+
+	fmt.Println("Load testing completed. Results stored in load_test_results.json")
+}