Merge pull request #113 from spectrocloud/PEM-7501

PEM-7501: Loaded custom azure environment from file

Author: HigashikataZhangsuke

azure/scope/azure_secret_cloud.go

@@ -0,0 +1,44 @@
+package scope
+
+import (
+	"context"
+	"os"
+	"path/filepath"
+	"strings"
+
+	"github.com/Azure/go-autorest/autorest/azure"
+	"sigs.k8s.io/cluster-api-provider-azure/util/tele"
+)
+
+const (
+	AzureEnvironentFolderEnvName = "AZURE_ENVIRONMENT_FOLDER"
+)
+
+func init() {
+
+	_, log, done := tele.StartSpanWithLogger(context.Background(), "scope.AzureScope.init")
+	log.Info("AzureSecretCloud initializing")
+	defer done()
+	path := os.Getenv(AzureEnvironentFolderEnvName)
+	log.Info("Path is", path)
+	if path == "" {
+		return
+	}
+	files, err := os.ReadDir(path)
+	if err != nil {
+		log.Error(err, "error reading folder", "path", path)
+		return
+	}
+
+	for _, file := range files {
+		if !file.IsDir() && strings.EqualFold(filepath.Ext(file.Name()), ".json") {
+			if env, err := azure.EnvironmentFromFile(filepath.Join(path, file.Name())); err == nil {
+				azure.SetEnvironment(env.Name, env)
+				log.Info("loaded Azure environment from file", "EnvName", env.Name)
+				log.Info("loaded Azure environment from file", "filename", file.Name())
+			} else {
+				log.Error(err, "failed to load Azure environment from file", "filename", file.Name())
+			}
+		}
+	}
+}