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225 lines
6.1 KiB
225 lines
6.1 KiB
#!/bin/sh
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#
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# Copyright (C) 2018 TDT AG <development@tdt.de>
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#
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# This is free software, licensed under the GNU General Public License v2.
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# See https://www.gnu.org/licenses/gpl-2.0.txt for more information.
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#
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. /lib/functions.sh
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. ../netifd-proto.sh
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init_proto "$@"
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INCLUDE_ONLY=1
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BONDING_MASTERS="/sys/class/net/bonding_masters"
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set_driver_values() {
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local varname
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for varname in "$@"; do
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local value
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json_get_var value "$varname"
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[ -n "$value" ] && echo "$value" > /sys/class/net/"$link"/bonding/"$varname"
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done
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}
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proto_bonding_init_config() {
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no_device=1
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available=1
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proto_config_add_string "ifname"
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proto_config_add_string "ipaddr"
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proto_config_add_string "netmask"
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proto_config_add_string "bonding_policy"
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proto_config_add_string "link_monitoring"
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proto_config_add_array "slaves"
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proto_config_add_string "all_slaves_active"
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proto_config_add_string "min_links"
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proto_config_add_string "ad_actor_sys_prio"
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proto_config_add_string "ad_actor_system"
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proto_config_add_string "ad_select"
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proto_config_add_string "lacp_rate"
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proto_config_add_string "packets_per_slave"
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proto_config_add_string "xmit_hash_policy"
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proto_config_add_string "primary"
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proto_config_add_string "primary_reselect"
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proto_config_add_string "lp_interval"
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proto_config_add_string "tlb_dynamic_lb"
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proto_config_add_string "resend_igmp"
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proto_config_add_string "fail_over_mac"
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proto_config_add_string "num_grat_arp__num_unsol_na"
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proto_config_add_string "arp_interval"
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proto_config_add_string "arp_ip_target"
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proto_config_add_string "arp_all_targets"
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proto_config_add_string "arp_validate"
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proto_config_add_string "miimon"
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proto_config_add_string "downdelay"
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proto_config_add_string "updelay"
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proto_config_add_string "use_carrier"
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}
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proto_bonding_add_slave() {
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local slave=$1
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local idx=$2
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local cfg=$3
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local link=$4
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if [ ! -e "/sys/class/net/$slave" ]; then
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echo "$cfg" "No slave device $slave found"
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proto_notify_error "$cfg" NO_DEVICE
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proto_block_restart "$cfg"
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return
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fi
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ip link set dev "$slave" down
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sleep 1
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echo "+$slave" > /sys/class/net/"$link"/bonding/slaves
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ip link set dev "$slave" up
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}
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proto_bonding_setup() {
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local cfg="$1"
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local link="bonding-$cfg"
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# Check for loaded kernel bonding driver (/sys/class/net/bonding_masters exists)
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[ -f "$BONDING_MASTERS" ] || {
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echo "$cfg" "setup: bonding_masters does not exist in sysfs (kernel module not loaded?)"
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proto_notify_error "$cfg" BONDING_MASTER_DOES_NOT_EXIST
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proto_block_restart "$cfg"
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return
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}
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# Add bonding interface to system
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echo "+$link" > "$BONDING_MASTERS"
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# Set bonding policy (with corresponding parameters)
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local bonding_policy
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json_get_vars bonding_policy
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case "$bonding_policy" in
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802.3ad)
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echo "$bonding_policy" > /sys/class/net/"$link"/bonding/mode
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set_driver_values min_links ad_actor_sys_prio ad_actor_system ad_select lacp_rate
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;;
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balance-rr)
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echo "$bonding_policy" > /sys/class/net/"$link"/bonding/mode
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set_driver_values packets_per_slave xmit_hash_policy
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;;
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balance-tlb)
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echo "$bonding_policy" > /sys/class/net/"$link"/bonding/mode
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set_driver_values primary primary_reselect lp_interval tlb_dynamic_lb resend_igmp xmit_hash_policy
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;;
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balance-alb)
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echo "$bonding_policy" > /sys/class/net/"$link"/bonding/mode
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set_driver_values primary primary_reselect lp_interval tlb_dynamic_lb resend_igmp xmit_hash_policy
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;;
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balance-xor)
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echo "$bonding_policy" > /sys/class/net/"$link"/bonding/mode
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set_driver_values xmit_hash_policy
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;;
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broadcast)
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echo "$bonding_policy" > /sys/class/net/"$link"/bonding/mode
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;;
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active-backup)
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echo "$bonding_policy" > /sys/class/net/"$link"/bonding/mode
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set_driver_values primary primary_reselect fail_over_mac num_grat_arp__num_unsol_na xmit_hash_policy
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;;
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esac
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# Set link monitoring (with corresponding parameters)
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local link_monitoring
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json_get_vars link_monitoring
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case "$link_monitoring" in
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arp)
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local arp_interval arp_ip_target arp_all_targets arp_validate
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json_get_vars arp_interval arp_ip_target arp_all_targets arp_validate
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[ -n "$arp_interval" -a "$arp_interval" != 0 ] && echo "$arp_interval" > /sys/class/net/"$link"/bonding/arp_interval
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IFS=' '
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for target in $arp_ip_target; do
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echo "+$target" > /sys/class/net/"$link"/bonding/arp_ip_target
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done
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[ -n "$arp_all_targets" ] && echo "$arp_all_targets" > /sys/class/net/"$link"/bonding/arp_all_targets
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[ -n "$arp_validate" ] && echo "$arp_validate" > /sys/class/net/"$link"/bonding/arp_validate
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;;
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mii)
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local miimon downdelay updelay use_carrier
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json_get_vars miimon downdelay updelay use_carrier
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[ -n "$miimon" -a "$miimon" != 0 ] && echo "$miimon" > /sys/class/net/"$link"/bonding/miimon
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[ -n "$downdelay" ] && echo "$downdelay" > /sys/class/net/"$link"/bonding/downdelay
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[ -n "$updelay" ] && echo "$updelay" > /sys/class/net/"$link"/bonding/updelay
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[ -n "$use_carrier" ] && echo "$use_carrier" > /sys/class/net/"$link"/bonding/use_carrier
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;;
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esac
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# Add slaves to bonding interface
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local slaves
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json_get_vars slaves
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json_for_each_item proto_bonding_add_slave slaves "$cfg" "$link"
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[ -n "$all_slaves_active" ] && echo "$all_slaves_active" > /sys/class/net/"$link"/bonding/all_slaves_active
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local ipaddr netmask
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json_get_vars ipaddr netmask
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# ATTENTION
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#All json vars have to be read before the line below, as the
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# json object will be overwritten by proto_init_update
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# ATTENTION
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proto_init_update "$link" 1
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# For static configuration we _MUST_ have an IP address
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[ -z "$ipaddr" ] && {
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echo "$cfg" "No local IP address defined"
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proto_notify_error "$cfg" INVALID_LOCAL_ADDRESS
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proto_block_restart "$cfg"
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return
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}
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proto_add_ipv4_address "$ipaddr" "$netmask"
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proto_send_update "$cfg"
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}
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proto_bonding_teardown() {
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local cfg="$1"
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local link="bonding-$cfg"
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# Check for loaded kernel bonding driver (/sys/class/net/bonding_masters exists)
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[ -f "$BONDING_MASTERS" ] || {
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echo "$cfg" "teardown: bonding_masters does not exist in sysfs (kernel module not loaded?)"
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proto_notify_error "$cfg" BONDING_MASTER_DOES_NOT_EXIST
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proto_block_restart "$cfg"
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return
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}
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echo "-$link" > /sys/class/net/bonding_masters
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logger "bonding_teardown($1): $2"
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}
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add_protocol bonding
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