refactor: Restructure project files for better organization, readability, and maintainability

internal/healthCheck.go

@@ -0,0 +1,54 @@
+package pkg
+
+/*
+Copyright 2024 Jonas Kaninda
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+import (
+	"fmt"
+	"github.com/jkaninda/goma-gateway/pkg/logger"
+	"io"
+	"net/http"
+	"net/url"
+)
+
+func HealthCheck(healthURL string) error {
+	healthCheckURL, err := url.Parse(healthURL)
+	if err != nil {
+		return fmt.Errorf("error parsing HealthCheck URL: %v ", err)
+	}
+	// Create a new request for the route
+	healthReq, err := http.NewRequest("GET", healthCheckURL.String(), nil)
+	if err != nil {
+		return fmt.Errorf("error creating HealthCheck request: %v ", err)
+	}
+	// Perform the request to the route's healthcheck
+	client := &http.Client{}
+	healthResp, err := client.Do(healthReq)
+	if err != nil {
+		logger.Error("Error performing HealthCheck request: %v ", err)
+		return fmt.Errorf("error performing HealthCheck request: %v ", err)
+	}
+	defer func(Body io.ReadCloser) {
+		err := Body.Close()
+		if err != nil {
+		}
+	}(healthResp.Body)
+
+	if healthResp.StatusCode >= 400 {
+		logger.Debug("Error performing HealthCheck request: %v ", err)
+		return fmt.Errorf("health check failed with status code %v", healthResp.StatusCode)
+	}
+	return nil
+}