fix: context handling

main.go

@@ -1,14 +1,15 @@
 package main
 
 import (
+	"bufio"
 	"context"
 	"fmt"
 	"log"
 	"os"
-	"strings"
-
 	"secretsmanager/config"
 	"secretsmanager/secretsmanager"
+	"sort"
+	"strings"
 
 	"github.com/caarlos0/env/v11"
 	"github.com/joho/godotenv"
@@ -38,37 +39,65 @@ func main() {
 		log.Fatalf("Error retrieving secrets: %s", err)
 	}
 
-	for key, value := range data {
-		err = exportToPipeline(key, value)
-		if err != nil {
-			log.Fatalf("error exporting secret to pipeline: %s", err)
-		}
+	dataSorted, err := sortMap(data)
+	if err != nil {
+		log.Fatalf("Error sorting secrets: %s", err)
+	}
+
+	err = exportToPipeline(dataSorted)
+	if err != nil {
+		log.Fatalf("error exporting secret to pipeline: %s", err)
 	}
 }
 
-func exportToPipeline(key string, value interface{}) error {
+func sortMap(data map[string]interface{}) (map[string]interface{}, error) {
+	keys := make([]string, len(data))
+	for k := range data {
+		keys = append(keys, k)
+	}
+	sort.Strings(keys)
+	result := make(map[string]interface{})
+	for _, k := range keys {
+		result[k] = data[k]
+	}
+	return result, nil
+}
+
+func exportToPipeline(data map[string]interface{}) error {
 	outputFile := os.Getenv("GITHUB_OUTPUT")
 	if outputFile == "" {
 		return fmt.Errorf("env var GITHUB_OUTPUT not found (are we running in a pipeline?)")
 	}
 
-	f, err := os.OpenFile(outputFile, os.O_APPEND|os.O_CREATE|os.O_WRONLY, 0644)
+	f, err := os.OpenFile(outputFile, os.O_APPEND|os.O_WRONLY, 0644)
 	if err != nil {
 		return fmt.Errorf("error opening GITHUB_OUTPUT: %w", err)
 	}
 	defer f.Close()
 
-	var outputString string
-	if s, ok := value.(string); ok {
-		outputString = fmt.Sprintf("%s=%s\n", key, value)
-		if strings.Contains(s, "\n") {
-			delimiter := "EOF"
-			outputString = fmt.Sprintf("%s=<<%s\n%s\n%s\n", key, delimiter, value, delimiter)
+	w := bufio.NewWriter(f)
+
+	for key, value := range data {
+		if key == "" || value == nil {
+			continue
+		}
+		var outputString string
+		outputString = fmt.Sprintf("%s=%v\n", key, value)
+
+		if s, ok := value.(string); ok {
+			if strings.Contains(s, "\n") {
+				delimiter := "EOF"
+				outputString = fmt.Sprintf("%s=<<%s\n%s\n%s\n", key, delimiter, value, delimiter)
+			}
+		}
+
+		if _, err := w.WriteString(outputString); err != nil {
+			return fmt.Errorf("failed writing to GITHUB_OUTPUT: %w", err)
 		}
 	}
-
-	if _, err := f.WriteString(outputString); err != nil {
-		return fmt.Errorf("failed writing to GITHUB_OUTPUT: %w", err)
+	err = w.Flush()
+	if err != nil {
+		return err
 	}
 	return nil
 }