Helpers

cli/packages/util/helper.go

@@ -5,6 +5,7 @@ import (
 	"crypto/sha256"
 	"encoding/base64"
 	"fmt"
+	"io/ioutil"
 	"os"
 	"os/exec"
 	"path"
@@ -246,3 +247,30 @@ func AppendAPIEndpoint(address string) string {
 	}
 	return address + "/api"
 }
+
+func ReadFileAsString(filePath string) (string, error) {
+	fileBytes, err := ioutil.ReadFile(filePath)
+
+	if err != nil {
+		return "", err
+	}
+
+	return string(fileBytes), nil
+
+}
+
+func GetEnvVarOrFileContent(envName string, filePath string) (string, error) {
+	// First check if the environment variable is set
+	if envVarValue := os.Getenv(envName); envVarValue != "" {
+		return envVarValue, nil
+	}
+
+	// If it's not set, try to read the file
+	fileContent, err := ReadFileAsString(filePath)
+
+	if err != nil {
+		return "", fmt.Errorf("unable to read file content from file path '%s' [err=%v]", filePath, err)
+	}
+
+	return fileContent, nil
+}