chore: add logs to aad-pod-identity

Signed-off-by: Jorge Turrado <[email protected]>

CHANGELOG.md

@@ -44,7 +44,7 @@ To learn more about active deprecations, we recommend checking [GitHub Discussio
 
 ### Improvements
 
-- TODO ([#XXX](https://github.com/kedacore/keda/issue/XXX))
+- **General:** Improve error messages in aad-pod-identity integration ([#3610](https://github.com/kedacore/keda/issues/3610))
 
 ### Fixes
 

pkg/scalers/azure/azure_aad_podidentity.go

@@ -30,26 +30,26 @@ func GetAzureADPodIdentityToken(ctx context.Context, httpClient util.HTTPDoer, i
 
 	req, err := http.NewRequestWithContext(ctx, "GET", urlStr, nil)
 	if err != nil {
-		return token, err
+		return token, fmt.Errorf("error getting aad-pod-identity token - %w", err)
 	}
 	req.Header = map[string][]string{
 		"Metadata": {"true"},
 	}
 
 	resp, err := httpClient.Do(req)
 	if err != nil {
-		return token, err
+		return token, fmt.Errorf("error getting aad-pod-identity token - %w", err)
 	}
 	defer resp.Body.Close()
 
 	body, err := io.ReadAll(resp.Body)
 	if err != nil {
-		return token, err
+		return token, fmt.Errorf("error getting aad-pod-identity token - %w", err)
 	}
 
 	err = json.Unmarshal(body, &token)
 	if err != nil {
-		return token, errors.New(string(body))
+		return token, fmt.Errorf("error getting aad-pod-identity token - %w", errors.New(string(body)))
 	}
 
 	return token, nil