From 3be1d7e0c5bf60658d34eb6311d4e77c6803578c Mon Sep 17 00:00:00 2001
From: Tom Gundersen <teg@jklm.no>
Date: Sun, 6 Jul 2014 14:07:34 +0200
Subject: networkd: netdev - introduce vtable for netdev kinds

Split each netdev kind into its own .h/.c.
---
 src/network/networkd-netdev-bond.c | 129 +++++++++++++++++++++++++++++++++++++
 1 file changed, 129 insertions(+)
 create mode 100644 src/network/networkd-netdev-bond.c

(limited to 'src/network/networkd-netdev-bond.c')

diff --git a/src/network/networkd-netdev-bond.c b/src/network/networkd-netdev-bond.c
new file mode 100644
index 0000000000..89e3965d16
--- /dev/null
+++ b/src/network/networkd-netdev-bond.c
@@ -0,0 +1,129 @@
+/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
+
+/***
+    This file is part of systemd.
+
+    Copyright 2014  Tom Gundersen <teg@jklm.no>
+    Copyright 2014  Susant Sahani
+
+    systemd is free software; you can redistribute it and/or modify it
+    under the terms of the GNU Lesser General Public License as published by
+    the Free Software Foundation; either version 2.1 of the License, or
+    (at your option) any later version.
+
+    systemd is distributed in the hope that it will be useful, but
+    WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+    Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public License
+    along with systemd; If not, see <http://www.gnu.org/licenses/>.
+***/
+
+#include <netinet/ether.h>
+#include <arpa/inet.h>
+#include <linux/if_bonding.h>
+
+#include "conf-parser.h"
+#include "sd-rtnl.h"
+#include "networkd-netdev-bond.h"
+#include "missing.h"
+
+static const char* const bond_mode_table[_NETDEV_BOND_MODE_MAX] = {
+        [NETDEV_BOND_MODE_BALANCE_RR] = "balance-rr",
+        [NETDEV_BOND_MODE_ACTIVE_BACKUP] = "active-backup",
+        [NETDEV_BOND_MODE_BALANCE_XOR] = "balance-xor",
+        [NETDEV_BOND_MODE_BROADCAST] = "broadcast",
+        [NETDEV_BOND_MODE_802_3AD] = "802.3ad",
+        [NETDEV_BOND_MODE_BALANCE_TLB] = "balance-tlb",
+        [NETDEV_BOND_MODE_BALANCE_ALB] = "balance-alb",
+};
+
+DEFINE_STRING_TABLE_LOOKUP(bond_mode, BondMode);
+DEFINE_CONFIG_PARSE_ENUM(config_parse_bond_mode, bond_mode, BondMode, "Failed to parse bond mode");
+
+static uint8_t bond_mode_to_kernel(BondMode mode) {
+        switch (mode) {
+        case NETDEV_BOND_MODE_BALANCE_RR:
+                return BOND_MODE_ROUNDROBIN;
+        case NETDEV_BOND_MODE_ACTIVE_BACKUP:
+                return BOND_MODE_ACTIVEBACKUP;
+        case NETDEV_BOND_MODE_BALANCE_XOR:
+                return BOND_MODE_XOR;
+        case NETDEV_BOND_MODE_BROADCAST:
+                return BOND_MODE_BROADCAST;
+        case NETDEV_BOND_MODE_802_3AD:
+                return BOND_MODE_8023AD;
+        case NETDEV_BOND_MODE_BALANCE_TLB:
+                return BOND_MODE_TLB;
+        case NETDEV_BOND_MODE_BALANCE_ALB:
+                return BOND_MODE_ALB;
+        default:
+                return (uint8_t) -1;
+        }
+}
+
+static int netdev_bond_fill_message_create(NetDev *netdev, sd_rtnl_message *m) {
+        int r;
+
+        assert(m);
+
+        r = sd_rtnl_message_append_string(m, IFLA_IFNAME, netdev->ifname);
+        if (r < 0) {
+                log_error_netdev(netdev,
+                                 "Could not append IFLA_IFNAME, attribute: %s",
+                                 strerror(-r));
+                return r;
+        }
+
+        r = sd_rtnl_message_open_container(m, IFLA_LINKINFO);
+        if (r < 0) {
+                log_error_netdev(netdev,
+                                 "Could not append IFLA_LINKINFO attribute: %s",
+                                 strerror(-r));
+                return r;
+        }
+
+        r = sd_rtnl_message_open_container_union(m, IFLA_INFO_DATA,
+                                                 netdev_kind_to_string(netdev->kind));
+        if (r < 0) {
+                log_error_netdev(netdev,
+                                 "Could not append IFLA_INFO_DATA attribute: %s",
+                                 strerror(-r));
+                return r;
+        }
+
+        if (netdev->bond_mode != _NETDEV_BOND_MODE_INVALID) {
+                r = sd_rtnl_message_append_u8(m, IFLA_BOND_MODE,
+                                              bond_mode_to_kernel(netdev->bond_mode));
+                if (r < 0) {
+                        log_error_netdev(netdev,
+                                         "Could not append IFLA_BOND_MODE attribute: %s",
+                                         strerror(-r));
+                        return r;
+                }
+        }
+
+        r = sd_rtnl_message_close_container(m);
+        if (r < 0) {
+                log_error_netdev(netdev,
+                                 "Could not append IFLA_LINKINFO attribute: %s",
+                                 strerror(-r));
+                return r;
+        }
+
+        r = sd_rtnl_message_close_container(m);
+        if (r < 0) {
+                log_error_netdev(netdev,
+                                 "Could not append IFLA_LINKINFO attribute: %s",
+                                 strerror(-r));
+                return r;
+        }
+
+        return r;
+}
+
+const NetDevVTable bond_vtable = {
+        .fill_message_create = netdev_bond_fill_message_create,
+        .enslave = netdev_enslave,
+};
-- 
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