/* SPDX-License-Identifier: LGPL-2.1-or-later */
#include "alloc-util.h"
+#include "device-private.h"
#include "device-util.h"
#include "errno-util.h"
#include "link-config.h"
#include "log.h"
#include "string-util.h"
+#include "strv.h"
#include "udev-builtin.h"
static LinkConfigContext *ctx = NULL;
-static int builtin_net_setup_link(sd_device *dev, int argc, char **argv, bool test) {
- _cleanup_free_ char *driver = NULL;
- const char *name = NULL;
- LinkConfig *link;
+static int builtin_net_setup_link(UdevEvent *event, int argc, char **argv, bool test) {
+ sd_device *dev = ASSERT_PTR(ASSERT_PTR(event)->dev);
+ _cleanup_(link_freep) Link *link = NULL;
int r;
if (argc > 1)
return log_device_error_errno(dev, SYNTHETIC_ERRNO(EINVAL), "This program takes no arguments.");
- r = link_get_driver(ctx, dev, &driver);
+ sd_device_action_t action;
+ r = sd_device_get_action(dev, &action);
if (r < 0)
- log_device_full_errno(dev, ERRNO_IS_NOT_SUPPORTED(r) || r == -ENODEV ? LOG_DEBUG : LOG_WARNING,
- r, "Failed to query device driver: %m");
- else
- udev_builtin_add_property(dev, test, "ID_NET_DRIVER", driver);
+ return log_device_error_errno(dev, r, "Failed to get action: %m");
- r = link_config_get(ctx, dev, &link);
+ if (!IN_SET(action, SD_DEVICE_ADD, SD_DEVICE_BIND, SD_DEVICE_MOVE)) {
+ log_device_debug(dev, "Skipping to apply .link settings on '%s' uevent.",
+ device_action_to_string(action));
+
+ /* Import previously assigned .link file name. */
+ (void) udev_builtin_import_property(dev, event->dev_db_clone, test, "ID_NET_LINK_FILE");
+ (void) udev_builtin_import_property(dev, event->dev_db_clone, test, "ID_NET_LINK_FILE_DROPINS");
+
+ /* Set ID_NET_NAME= with the current interface name. */
+ const char *value;
+ if (sd_device_get_sysname(dev, &value) >= 0)
+ (void) udev_builtin_add_property(dev, test, "ID_NET_NAME", value);
+
+ return 0;
+ }
+
+ r = link_new(ctx, &event->rtnl, dev, event->dev_db_clone, &link);
+ if (r == -ENODEV) {
+ log_device_debug_errno(dev, r, "Link vanished while getting information, ignoring.");
+ return 0;
+ }
+ if (r < 0)
+ return log_device_warning_errno(dev, r, "Failed to get link information: %m");
+
+ r = link_get_config(ctx, link);
if (r < 0) {
- if (r == -ENOENT)
- return log_device_debug_errno(dev, r, "No matching link configuration found.");
- if (r == -ENODEV)
- return log_device_debug_errno(dev, r, "Link vanished while searching for configuration for it.");
+ if (r == -ENOENT) {
+ log_device_debug_errno(dev, r, "No matching link configuration found, ignoring device.");
+ return 0;
+ }
return log_device_error_errno(dev, r, "Failed to get link config: %m");
}
- r = link_config_apply(ctx, link, dev, &name);
+ r = link_apply_config(ctx, &event->rtnl, link, test);
if (r == -ENODEV)
log_device_debug_errno(dev, r, "Link vanished while applying configuration, ignoring.");
else if (r < 0)
log_device_warning_errno(dev, r, "Could not apply link configuration, ignoring: %m");
- udev_builtin_add_property(dev, test, "ID_NET_LINK_FILE", link->filename);
-
- if (name)
- udev_builtin_add_property(dev, test, "ID_NET_NAME", name);
+ event->altnames = TAKE_PTR(link->altnames);
return 0;
}
log_debug("Unloaded link configuration context.");
}
-static bool builtin_net_setup_link_validate(void) {
- log_debug("Check if link configuration needs reloading.");
+static bool builtin_net_setup_link_should_reload(void) {
if (!ctx)
return false;
- return link_config_should_reload(ctx);
+ if (link_config_should_reload(ctx)) {
+ log_debug("Link configuration context needs reloading.");
+ return true;
+ }
+
+ return false;
}
const UdevBuiltin udev_builtin_net_setup_link = {
.cmd = builtin_net_setup_link,
.init = builtin_net_setup_link_init,
.exit = builtin_net_setup_link_exit,
- .validate = builtin_net_setup_link_validate,
+ .should_reload = builtin_net_setup_link_should_reload,
.help = "Configure network link",
.run_once = false,
};