/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ /*** This file is part of systemd. Copyright 2014 Tom Gundersen 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 . ***/ #include #include #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 const char* const bond_xmit_hash_policy_table[_NETDEV_BOND_XMIT_HASH_POLICY_MAX] = { [NETDEV_BOND_XMIT_HASH_POLICY_LAYER2] = "layer2", [NETDEV_BOND_XMIT_HASH_POLICY_LAYER34] = "layer3+4", [NETDEV_BOND_XMIT_HASH_POLICY_LAYER23] = "layer2+3", [NETDEV_BOND_XMIT_HASH_POLICY_ENCAP23] = "encap2+3", [NETDEV_BOND_XMIT_HASH_POLICY_ENCAP34] = "encap3+4", }; DEFINE_STRING_TABLE_LOOKUP(bond_xmit_hash_policy, BondXmitHashPolicy); DEFINE_CONFIG_PARSE_ENUM(config_parse_bond_xmit_hash_policy, bond_xmit_hash_policy, BondXmitHashPolicy, "Failed to parse bond transmit hash policy") static const char* const bond_lacp_rate_table[_NETDEV_BOND_LACP_RATE_MAX] = { [NETDEV_BOND_LACP_RATE_SLOW] = "slow", [NETDEV_BOND_LACP_RATE_FAST] = "fast", }; DEFINE_STRING_TABLE_LOOKUP(bond_lacp_rate, BondLacpRate); DEFINE_CONFIG_PARSE_ENUM(config_parse_bond_lacp_rate, bond_lacp_rate, BondLacpRate, "Failed to parse bond lacp rate") 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 uint8_t bond_xmit_hash_policy_to_kernel(BondXmitHashPolicy policy) { switch (policy) { case NETDEV_BOND_XMIT_HASH_POLICY_LAYER2: return BOND_XMIT_POLICY_LAYER2; case NETDEV_BOND_XMIT_HASH_POLICY_LAYER34: return BOND_XMIT_POLICY_LAYER34; case NETDEV_BOND_XMIT_HASH_POLICY_LAYER23: return BOND_XMIT_POLICY_LAYER23; case NETDEV_BOND_XMIT_HASH_POLICY_ENCAP23: return BOND_XMIT_POLICY_ENCAP23; case NETDEV_BOND_XMIT_HASH_POLICY_ENCAP34: return BOND_XMIT_POLICY_ENCAP34; default: return (uint8_t) -1; } } static int netdev_bond_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_message *m) { Bond *b = BOND(netdev); int r; assert(netdev); assert(!link); assert(b); assert(m); if (b->mode != _NETDEV_BOND_MODE_INVALID) { r = sd_rtnl_message_append_u8(m, IFLA_BOND_MODE, bond_mode_to_kernel(b->mode)); if (r < 0) { log_netdev_error(netdev, "Could not append IFLA_BOND_MODE attribute: %s", strerror(-r)); return r; } } if (b->xmit_hash_policy != _NETDEV_BOND_XMIT_HASH_POLICY_INVALID) { r = sd_rtnl_message_append_u8(m, IFLA_BOND_XMIT_HASH_POLICY, bond_xmit_hash_policy_to_kernel(b->xmit_hash_policy)); if (r < 0) { log_netdev_error(netdev, "Could not append IFLA_BOND_XMIT_HASH_POLICY attribute: %s", strerror(-r)); return r; } } if (b->lacp_rate != _NETDEV_BOND_LACP_RATE_INVALID && b->mode == NETDEV_BOND_MODE_802_3AD) { r = sd_rtnl_message_append_u8(m, IFLA_BOND_AD_LACP_RATE, b->lacp_rate ); if (r < 0) { log_netdev_error(netdev, "Could not append IFLA_BOND_AD_LACP_RATE attribute: %s", strerror(-r)); return r; } } if (b->miimon != 0) { r = sd_rtnl_message_append_u32(m, IFLA_BOND_MIIMON, b->miimon / USEC_PER_MSEC); if (r < 0) { log_netdev_error(netdev, "Could not append IFLA_BOND_BOND_MIIMON attribute: %s", strerror(-r)); return r; } } if (b->downdelay != 0) { r = sd_rtnl_message_append_u32(m, IFLA_BOND_DOWNDELAY, b->downdelay / USEC_PER_MSEC); if (r < 0) { log_netdev_error(netdev, "Could not append IFLA_BOND_DOWNDELAY attribute: %s", strerror(-r)); return r; } } if (b->updelay != 0) { r = sd_rtnl_message_append_u32(m, IFLA_BOND_UPDELAY, b->updelay / USEC_PER_MSEC); if (r < 0) { log_netdev_error(netdev, "Could not append IFLA_BOND_UPDELAY attribute: %s", strerror(-r)); return r; } } return 0; } static void bond_init(NetDev *netdev) { Bond *b = BOND(netdev); assert(netdev); assert(b); b->mode = _NETDEV_BOND_MODE_INVALID; b->xmit_hash_policy = _NETDEV_BOND_XMIT_HASH_POLICY_INVALID; b->lacp_rate = _NETDEV_BOND_LACP_RATE_INVALID; } const NetDevVTable bond_vtable = { .object_size = sizeof(Bond), .init = bond_init, .sections = "Match\0NetDev\0Bond\0", .fill_message_create = netdev_bond_fill_message_create, .create_type = NETDEV_CREATE_MASTER, };