core: log when dynamic IP configuration is restarted and why

5 files changed, 11 insertions, 9 deletions

diff --git a/src/core/devices/nm-device-ethernet.c b/src/core/devices/nm-device-ethernet.c
index 32f2fbf9b4..40c6d208e1 100644
--- a/src/core/devices/nm-device-ethernet.c
+++ b/src/core/devices/nm-device-ethernet.c
@@ -451,7 +451,7 @@ supplicant_auth_state_changed(NMSupplicantInterface *iface,
 
     if (state == NM_SUPPLICANT_AUTH_STATE_SUCCESS) {
         nm_clear_g_signal_handler(priv->supplicant.iface, &priv->supplicant.iface_state_id);
-        nm_device_update_dynamic_ip_setup(NM_DEVICE(self));
+        nm_device_update_dynamic_ip_setup(NM_DEVICE(self), "supplicant auth state changed");
     }
 }
 
diff --git a/src/core/devices/nm-device.c b/src/core/devices/nm-device.c
index 6980844635..44f799f4a8 100644
--- a/src/core/devices/nm-device.c
+++ b/src/core/devices/nm-device.c
@@ -6332,7 +6332,7 @@ _dev_unmanaged_check_external_down(NMDevice *self, gboolean only_if_unmanaged, g
 }
 
 void
-nm_device_update_dynamic_ip_setup(NMDevice *self)
+nm_device_update_dynamic_ip_setup(NMDevice *self, const char *reason)
 {
     NMDevicePrivate *priv;
 
@@ -6343,6 +6343,8 @@ nm_device_update_dynamic_ip_setup(NMDevice *self)
     if (priv->state < NM_DEVICE_STATE_IP_CONFIG || priv->state > NM_DEVICE_STATE_ACTIVATED)
         return;
 
+    _LOGD(LOGD_DEVICE, "restarting dynamic IP configuration (%s)", reason);
+
     g_hash_table_remove_all(priv->ip6_saved_properties);
 
     if (priv->ipdhcp_data_4.state != NM_DEVICE_IP_STATE_NONE)
@@ -6742,7 +6744,7 @@ device_link_changed(gpointer user_data)
 
     /* Update DHCP, etc, if needed */
     if (ip_ifname_changed)
-        nm_device_update_dynamic_ip_setup(self);
+        nm_device_update_dynamic_ip_setup(self, "IP interface changed");
 
     was_up   = priv->up;
     priv->up = NM_FLAGS_HAS(pllink->n_ifi_flags, IFF_UP);
@@ -6802,7 +6804,7 @@ device_link_changed(gpointer user_data)
          * renew DHCP leases and such.
          */
         if (priv->state == NM_DEVICE_STATE_ACTIVATED) {
-            nm_device_update_dynamic_ip_setup(self);
+            nm_device_update_dynamic_ip_setup(self, "interface got carrier");
         }
     }
 
@@ -6864,7 +6866,7 @@ device_ip_link_changed(gpointer user_data)
         priv->ip_iface_ = g_strdup(ip_iface);
         update_prop_ip_iface(self);
 
-        nm_device_update_dynamic_ip_setup(self);
+        nm_device_update_dynamic_ip_setup(self, "interface renamed");
     }
 
     return G_SOURCE_REMOVE;
diff --git a/src/core/devices/nm-device.h b/src/core/devices/nm-device.h
index 382c866053..de850e68f2 100644
--- a/src/core/devices/nm-device.h
+++ b/src/core/devices/nm-device.h
@@ -764,7 +764,7 @@ void nm_device_update_metered(NMDevice *self);
 gboolean nm_device_update_hw_address(NMDevice *self);
 void     nm_device_update_initial_hw_address(NMDevice *self);
 void     nm_device_update_permanent_hw_address(NMDevice *self, gboolean force_freeze);
-void     nm_device_update_dynamic_ip_setup(NMDevice *self);
+void     nm_device_update_dynamic_ip_setup(NMDevice *self, const char *reason);
 guint    nm_device_get_supplicant_timeout(NMDevice *self);
 
 gboolean nm_device_auth_retries_try_next(NMDevice *self);
diff --git a/src/core/devices/wifi/nm-device-wifi.c b/src/core/devices/wifi/nm-device-wifi.c
index 39c68d777f..43798b85ad 100644
--- a/src/core/devices/wifi/nm-device-wifi.c
+++ b/src/core/devices/wifi/nm-device-wifi.c
@@ -2520,7 +2520,7 @@ supplicant_iface_state(NMDeviceWifi              *self,
                 _LOGD(LOGD_WIFI,
                       "supplicant state settled after roaming, renew dynamic IP configuration");
                 nm_clear_g_source_inst(&priv->roam_supplicant_wait_source);
-                nm_device_update_dynamic_ip_setup(device);
+                nm_device_update_dynamic_ip_setup(device, "roamed to a different AP");
             }
         }
         break;
@@ -2663,7 +2663,7 @@ supplicant_iface_notify_current_bss(NMSupplicantInterface *iface,
 
             if (nm_supplicant_interface_get_state(priv->sup_iface)
                 == NM_SUPPLICANT_INTERFACE_STATE_COMPLETED) {
-                nm_device_update_dynamic_ip_setup(NM_DEVICE(self));
+                nm_device_update_dynamic_ip_setup(NM_DEVICE(self), "roamed to a different AP");
             } else {
                 /* Wait that the authentication to new the AP completes before
                  * trying to renew, otherwise the DHCP REQUEST could be lost
diff --git a/src/core/nm-manager.c b/src/core/nm-manager.c
index 3af24aa00b..822df7ad3b 100644
--- a/src/core/nm-manager.c
+++ b/src/core/nm-manager.c
@@ -6580,7 +6580,7 @@ do_sleep_wake(NMManager *self, gboolean sleeping_changed)
                 && !nm_device_get_unmanaged_flags(device, NM_UNMANAGED_SLEEPING)) {
                 /* DHCP leases of software devices could have gone stale
                  * so we need to renew them. */
-                nm_device_update_dynamic_ip_setup(device);
+                nm_device_update_dynamic_ip_setup(device, "wake up");
                 continue;
             }