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