[PATCH 6/8] cli: Move ethernet connection matching to libnm-glib and add bonding

[Thomas Graf <tgraf redhat com>]

Move the code to match an ethernet device with a connection to libnm-glib
and support bonding connections.

Signed-off-by: Thomas Graf <tgraf redhat com>
---
 cli/src/connections.c           |   60 +-------------------------------------
 libnm-glib/libnm-glib.ver       |    1 +
 libnm-glib/nm-device-ethernet.c |   62 ++++++++++++++++++++++++++++++---------
 libnm-glib/nm-device-ethernet.h |    2 +
 4 files changed, 52 insertions(+), 73 deletions(-)

diff --git a/cli/src/connections.c b/cli/src/connections.c
index acb396e..79bd1dd 100644
--- a/cli/src/connections.c
+++ b/cli/src/connections.c
@@ -664,64 +664,6 @@ error:
  * These function should be moved to libnm-glib in the end.
  */
 static gboolean
-check_ethernet_compatible (NMDeviceEthernet *device, NMConnection *connection, GError **error)
-{
-	NMSettingConnection *s_con;
-	NMSettingWired *s_wired;
-	const char *connection_type;
-	gboolean is_pppoe = FALSE;
-
-	g_return_val_if_fail (error == NULL || *error == NULL, FALSE);
-
-	s_con = nm_connection_get_setting_connection (connection);
-	g_assert (s_con);
-
-	connection_type = nm_setting_connection_get_connection_type (s_con);
-	if (   strcmp (connection_type, NM_SETTING_WIRED_SETTING_NAME)
-	    && strcmp (connection_type, NM_SETTING_PPPOE_SETTING_NAME)) {
-		g_set_error (error, 0, 0,
-		             "The connection was not a wired or PPPoE connection.");
-		return FALSE;
-	}
-
-	if (!strcmp (connection_type, NM_SETTING_PPPOE_SETTING_NAME))
-		is_pppoe = TRUE;
-
-	s_wired = nm_connection_get_setting_wired (connection);
-	/* Wired setting is optional for PPPoE */
-	if (!is_pppoe && !s_wired) {
-		g_set_error (error, 0, 0,
-		             "The connection was not a valid wired connection.");
-		return FALSE;
-	}
-
-	if (s_wired) {
-		const GByteArray *mac;
-		const char *device_mac_str;
-		struct ether_addr *device_mac = NULL;
-
-		device_mac_str = nm_device_ethernet_get_permanent_hw_address (device);
-		if (device_mac_str)
-			device_mac = ether_aton (device_mac_str);
-		if (!device_mac) {
-			g_set_error (error, 0, 0, "Invalid device MAC address.");
-			return FALSE;
-		}
-
-		mac = nm_setting_wired_get_mac_address (s_wired);
-		if (mac && memcmp (mac->data, device_mac->ether_addr_octet, ETH_ALEN)) {
-			g_set_error (error, 0, 0,
-			             "The connection's MAC address did not match this device.");
-			return FALSE;
-		}
-	}
-
-	// FIXME: check bitrate against device capabilities
-
-	return TRUE;
-}
-
-static gboolean
 check_wifi_compatible (NMDeviceWifi *device, NMConnection *connection, GError **error)
 {
 	NMSettingConnection *s_con;
@@ -966,7 +908,7 @@ nm_device_is_connection_compatible (NMDevice *device, NMConnection *connection,
 	g_return_val_if_fail (NM_IS_CONNECTION (connection), FALSE);
 
 	if (NM_IS_DEVICE_ETHERNET (device))
-		return check_ethernet_compatible (NM_DEVICE_ETHERNET (device), connection, error);
+		return nm_device_ethernet_compatible (device, connection, error);
 	else if (NM_IS_DEVICE_WIFI (device))
 		return check_wifi_compatible (NM_DEVICE_WIFI (device), connection, error);
 	else if (NM_IS_DEVICE_BT (device))
diff --git a/libnm-glib/libnm-glib.ver b/libnm-glib/libnm-glib.ver
index 1a4a68c..22ce83b 100644
--- a/libnm-glib/libnm-glib.ver
+++ b/libnm-glib/libnm-glib.ver
@@ -60,6 +60,7 @@ global:
 	nm_device_bt_new;
 	nm_device_connection_valid;
 	nm_device_disconnect;
+	nm_device_ethernet_compatible;
 	nm_device_ethernet_get_carrier;
 	nm_device_ethernet_get_hw_address;
 	nm_device_ethernet_get_permanent_hw_address;
diff --git a/libnm-glib/nm-device-ethernet.c b/libnm-glib/nm-device-ethernet.c
index 5801321..2e5bc90 100644
--- a/libnm-glib/nm-device-ethernet.c
+++ b/libnm-glib/nm-device-ethernet.c
@@ -194,48 +194,82 @@ nm_device_ethernet_get_carrier (NMDeviceEthernet *device)
 	return priv->carrier;
 }
 
-static gboolean
-connection_valid (NMDevice *device, NMConnection *connection)
+gboolean
+nm_device_ethernet_compatible (NMDevice *device, NMConnection *connection,
+                               GError **error)
 {
+	const char *type, *iface;
 	NMSettingConnection *s_con;
+	NMDeviceEthernet *self = NM_DEVICE_ETHERNET (device);
 	NMSettingWired *s_wired;
-	const char *ctype;
-	gboolean is_pppoe = FALSE;
 
+	s_wired = nm_connection_get_setting_wired (connection);
 	s_con = nm_connection_get_setting_connection (connection);
 	g_assert (s_con);
 
-	ctype = nm_setting_connection_get_connection_type (s_con);
-	if (!strcmp (ctype, NM_SETTING_PPPOE_SETTING_NAME))
-		is_pppoe = TRUE;
-	else if (strcmp (ctype, NM_SETTING_WIRED_SETTING_NAME) != 0)
+	iface = nm_connection_get_iface_name (connection);
+	if (iface && strcmp (nm_device_get_iface (device), iface))
 		return FALSE;
 
-	s_wired = nm_connection_get_setting_wired (connection);
-	/* Wired setting optional for PPPoE */
-	if (!is_pppoe && !s_wired)
+	type = nm_setting_connection_get_connection_type (s_con);
+	g_assert (type);
+
+	if (!strcmp (type, NM_SETTING_PPPOE_SETTING_NAME)) {
+		/* NOP */
+	} else if (!strcmp (type, NM_SETTING_BOND_SETTING_NAME)) {
+		/* NOP */
+	} else if (!strcmp (type, NM_SETTING_WIRED_SETTING_NAME)) {
+		if (!s_wired) {
+			if (error)
+				g_set_error (error, 0, 0,
+				             "The connection was not a valid wired connection.");
+			return FALSE;
+		}
+	} else {
+		if (error) 
+				g_set_error (error, 0, 0,
+							 "The connection was not a wired, bond, or PPPoE connection.");
+			
 		return FALSE;
+	}
 
 	if (s_wired) {
 		const GByteArray *mac;
 		const char *perm_str;
 		struct ether_addr *perm_mac;
-
+	
 		/* FIXME: filter using s390 subchannels when they are exported over the bus */
 
 		/* Check MAC address */
-		perm_str = nm_device_ethernet_get_permanent_hw_address (NM_DEVICE_ETHERNET (device));
+		perm_str = nm_device_ethernet_get_permanent_hw_address (self);
 		if (perm_str) {
 			perm_mac = ether_aton (perm_str);
+			if (!perm_mac) {
+				if (error)
+					g_set_error (error, 0, 0,
+					             "Invalid device MAC address.");
+				return FALSE;
+			}
+
 			mac = nm_setting_wired_get_mac_address (s_wired);
-			if (mac && perm_mac && memcmp (mac->data, perm_mac->ether_addr_octet, ETH_ALEN))
+			if (mac && memcmp (mac->data, perm_mac->ether_addr_octet, ETH_ALEN)) {
+				if (error)
+					g_set_error (error, 0, 0,
+								 "The connection's MAC address did not match this device.");
 				return FALSE;
+			}
 		}
 	}
 
 	return TRUE;
 }
 
+static gboolean
+connection_valid (NMDevice *device, NMConnection *connection)
+{
+	return nm_device_ethernet_compatible (device, connection, NULL);
+}
+
 /***********************************************************/
 
 static void
diff --git a/libnm-glib/nm-device-ethernet.h b/libnm-glib/nm-device-ethernet.h
index 305ca02..d3cb13a 100644
--- a/libnm-glib/nm-device-ethernet.h
+++ b/libnm-glib/nm-device-ethernet.h
@@ -65,6 +65,8 @@ const char * nm_device_ethernet_get_permanent_hw_address (NMDeviceEthernet *devi
 guint32      nm_device_ethernet_get_speed   (NMDeviceEthernet *device);
 gboolean     nm_device_ethernet_get_carrier (NMDeviceEthernet *device);
 
+gboolean     nm_device_ethernet_compatible (NMDevice *device, NMConnection *connection, GError **error);
+
 G_END_DECLS
 
 #endif /* NM_DEVICE_ETHERNET_H */
-- 
1.7.7.3