core: log the content of "/var/lib/NetworkManager/no-auto-default.state"

To understand why a profile gets not created, it's necessary to see
the content of "/var/lib/NetworkManager/no-auto-default.state".
Log it.

src/main.c

@@ -166,7 +166,7 @@ print_config (NMConfigCmdLineOptions *config_cli)
 
 	config_data = nm_config_get_data (config);
 	fprintf (stdout, "# NetworkManager configuration: %s\n", nm_config_data_get_config_description (config_data));
-	nm_config_data_log (config_data, "", "", stdout);
+	nm_config_data_log (config_data, "", "", nm_config_get_no_auto_default_file (config), stdout);
 	return 0;
 }
 
@@ -373,7 +373,7 @@ main (int argc, char *argv[])
 	             nm_config_get_first_start (config) ? "for the first time" : "after a restart");
 
 	nm_log_info (LOGD_CORE, "Read config: %s", nm_config_data_get_config_description (nm_config_get_data (config)));
-	nm_config_data_log (nm_config_get_data (config), "CONFIG: ", "  ", NULL);
+	nm_config_data_log (nm_config_get_data (config), "CONFIG: ", "  ", nm_config_get_no_auto_default_file (config), NULL);
 
 	if (error_invalid_logging_config) {
 		nm_log_warn (LOGD_CORE, "config: invalid logging configuration: %s", error_invalid_logging_config->message);

src/nm-config-data.c

@@ -82,8 +82,12 @@ typedef struct {
 	int autoconnect_retries_default;
 
 	struct {
+
+		/* from /var/lib/NetworkManager/no-auto-default.state */
 		char **arr;
 		GSList *specs;
+
+		/* from main.no-auto-default setting in NetworkManager.conf. */
 		GSList *specs_config;
 	} no_auto_default;
 
@@ -601,6 +605,7 @@ void
 nm_config_data_log (const NMConfigData *self,
                     const char *prefix,
                     const char *key_prefix,
+                    const char *no_auto_default_file,
                     /* FILE* */ gpointer print_stream)
 {
 	const NMConfigDataPrivate *priv;
@@ -693,6 +698,16 @@ nm_config_data_log (const NMConfigData *self,
 		}
 	}
 
+	_LOG (stream, prefix, "");
+	_LOG (stream, prefix, "# no-auto-default file \"%s\"", no_auto_default_file);
+	{
+		gs_free char *msg = NULL;
+
+		msg = nm_utils_g_slist_strlist_join (priv->no_auto_default.specs, ",");
+		if (msg)
+			_LOG (stream, prefix, "# no-auto-default specs \"%s\"", msg);
+	}
+
 #undef _LOG
 }
 

src/nm-config-data.h

@@ -111,9 +111,10 @@ NMConfigData *nm_config_data_new_update_no_auto_default (const NMConfigData *bas
 NMConfigChangeFlags nm_config_data_diff (NMConfigData *old_data, NMConfigData *new_data);
 
 void nm_config_data_log (const NMConfigData *self,
-                               const char *prefix,
-                               const char *key_prefix,
-                               /* FILE* */ gpointer print_stream);
+                         const char *prefix,
+                         const char *key_prefix,
+                         const char *no_auto_default_file,
+                         /* FILE* */ gpointer print_stream);
 
 const char *nm_config_data_get_config_main_file (const NMConfigData *config_data);
 const char *nm_config_data_get_config_description (const NMConfigData *config_data);

src/nm-config.c

@@ -331,6 +331,12 @@ nm_config_get_first_start (NMConfig *config)
 	return NM_CONFIG_GET_PRIVATE (config)->cli.first_start;
 }
 
+const char *
+nm_config_get_no_auto_default_file (NMConfig *config)
+{
+	return NM_CONFIG_GET_PRIVATE (config)->no_auto_default_file;
+}
+
 /*****************************************************************************/
 
 static char **
@@ -2690,7 +2696,7 @@ _set_config_data (NMConfig *self, NMConfigData *new_data, NMConfigChangeFlags re
 		_LOGI ("signal: %s (%s)",
 		       nm_config_change_flags_to_string (changes, NULL, 0),
 		       nm_config_data_get_config_description (new_data));
-		nm_config_data_log (new_data, "CONFIG: ", "  ", NULL);
+		nm_config_data_log (new_data, "CONFIG: ", "  ", priv->no_auto_default_file, NULL);
 		priv->config_data = new_data;
 	} else if (had_new_data)
 		_LOGI ("signal: %s (no changes from disk)", nm_config_change_flags_to_string (changes, NULL, 0));

src/nm-config.h

@@ -150,6 +150,8 @@ gboolean nm_config_get_is_debug (NMConfig *config);
 
 gboolean nm_config_get_first_start (NMConfig *config);
 
+const char *nm_config_get_no_auto_default_file (NMConfig *config);
+
 void nm_config_set_values (NMConfig *self,
                            GKeyFile *keyfile_intern_new,
                            gboolean allow_write,

src/tests/config/test-config.c

@@ -524,7 +524,7 @@ test_config_confdir (void)
 	g_assert_cmpstr (value, ==, "VAL5");
 	g_free (value);
 
-	nm_config_data_log (nm_config_get_data_orig (config), ">>> TEST: ", " ", NULL);
+	nm_config_data_log (nm_config_get_data_orig (config), ">>> TEST: ", " ", "/test/file/name", NULL);
 }
 
 static void