397 lines
9.2 KiB
Bash
Executable File
397 lines
9.2 KiB
Bash
Executable File
#!/bin/sh
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#
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# Generate s6 network definitions
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header_eb() {
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echo '#!/bin/execlineb -P'
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}
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header_if() {
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local if="${1:?missing if}"
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echo "define INTERFACE $if"
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}
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header_addr() {
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local addr="${1:?missing addr}"
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echo "define ADDR $addr"
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}
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header_vlan() {
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local vlan="${1:?missing vlan}"
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local parent="${2:?missing parent}"
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echo "define VLAN $vlan"
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echo "define PARENT $parent"
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}
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header_vrf() {
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local vrf="${1:?missing vrf}"
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echo "define VRF $vrf"
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}
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header_path() {
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cat <<EOF
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s6-envdir -i /etc/s6/env/path
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emptyenv -p
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EOF
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}
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h_if() {
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header_eb
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header_if "$1"
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header_path
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}
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h_if_addr() {
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header_eb
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header_if "$1"
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header_addr "$2"
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header_path
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}
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linkdel() {
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local if="${1:?missing if}"
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h_if "$if"
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echo 'ip link del $INTERFACE'
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}
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ifbundle() {
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local if="${1:?missing if}"
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[ -r "rc/bundle.interface.$if/type" ] || install -Dm644 <(echo bundle) rc/bundle.interface."$if"/type
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shift 1
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for sname in $@; do
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install -Dm644 /dev/null rc/bundle.interface."$if"/contents.d/"$sname"
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done
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}
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new_link() {
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local if="${1:?missing if}"
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local sname="interface.$if.link"
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install -Dm644 <(
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h_if "$if"
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echo 'ip link set dev $INTERFACE up'
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) rc/"$sname"/up
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install -Dm644 <(
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h_if "$if"
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echo 'ip link set dev $INTERFACE down'
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) rc/"$sname"/down
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install -Dm644 <(echo oneshot) rc/"$sname"/type
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install -Dm644 /dev/null rc/"$sname"/dependencies.d/bundle.interface."$if"
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}
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new_forward() {
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local if="${1:?missing if}"
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local sname="sysctl.net-ipv6-conf-$if-forwarding"
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ifbundle "$if" "$sname"
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install -Dm644 <(
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header_eb
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header_if "$if"
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cat <<EOF
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s6-envdir -i /etc/s6/env/sysctl.net-ipv6-conf-\${INTERFACE}-forwarding
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export SYSCTL net/ipv6/conf/\${INTERFACE}/forwarding
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/usr/libexec/nnd/s6/sysctl
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EOF
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) rc/"$sname"/up
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install -Dm644 <(
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header_eb
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header_if "$if"
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cat <<EOF
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export SYSCTL net/ipv6/conf/\${INTERFACE}/forwarding
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export VAL 0
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/usr/libexec/nnd/s6/sysctl
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EOF
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) rc/"$sname"/down
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install -Dm644 <(echo oneshot) rc/"$sname"/type
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install -Dm644 /dev/null rc/"$sname"/dependencies.d/module.ipv6
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install -Dm644 /dev/null rc/"$sname"/dependencies.d/mount.proc
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install -Dm644 /dev/null rc/"$sname"/dependencies.d/interface."$if".create
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install -Dm644 <(echo 1) env/"$sname"/VAL
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}
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new_if_slave() {
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local master="${1:?missing master}"
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local slave="${2:?missing slave}"
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local sname="interface.$master.slave.$slave"
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ifbundle "$master" "$sname"
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install -Dm644 <(
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header_eb
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cat <<EOF
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define MASTERIF $master
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define SLAVEIF $slave
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EOF
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header_path
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echo 'ip link set dev $SLAVEIF master $MASTERIF'
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) rc/"$sname"/up
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install -Dm644 <(
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header_eb
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cat <<EOF
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define SLAVEIF $slave
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EOF
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header_path
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echo 'ip link set dev $SLAVEIF nomaster'
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) rc/"$sname"/down
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install -Dm644 <(echo oneshot) rc/"$sname"/type
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install -Dm644 /dev/null rc/"$sname"/dependencies.d/interface."$master".create
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install -Dm644 /dev/null rc/"$sname"/dependencies.d/interface."$slave".create
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}
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new_if_bridge() {
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local if="${1:?missing if}"
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local sname="interface.$if.create"
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ifbundle "$if" "$sname"
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install -Dm644 <(
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h_if "$if"
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echo 'ip link add $INTERFACE type bridge'
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) rc/"$sname"/up
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install -Dm644 <(linkdel "$if") rc/"$sname"/down
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install -Dm644 <(echo oneshot) rc/"$sname"/type
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install -Dm644 /dev/null rc/"$sname"/dependencies.d/module.bridge
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new_link "$if"
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}
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bridge_property() {
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local prop="${1:?missing prop}"
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local if="${2:?missing if}"
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local state="${3:-1}"
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local downstate="${4-0}"
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local sname="interface.$if.$prop"
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ifbundle "$if" "$sname"
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install -Dm644 <(
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header_eb
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header_if "$if"
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cat <<EOF
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define PROP $prop
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define STATE $state
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EOF
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header_path
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echo 'ip link set $INTERFACE type bridge $PROP $STATE'
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) rc/"$sname"/up
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[ -z "$downstate" ] || install -Dm644 <(
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header_eb
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header_if "$if"
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cat <<EOF
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define PROP $prop
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define STATE $downstate
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EOF
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echo 'ip link set $INTERFACE type bridge $PROP $STATE'
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) rc/"$sname"/down
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install -Dm644 <(echo oneshot) rc/"$sname"/type
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install -Dm644 /dev/null rc/"$sname"/dependencies.d/interface."$if".create
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[ "$prop" == 'stp_state' ] && install -Dm644 /dev/null rc/"$sname"/dependencies.d/module.stp
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}
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if_lladdress() {
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local if="${1:?missing if}"
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local addr="${2:?missing addr}"
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local sname="interface.$if.lladdr"
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ifbundle "$if" "$sname"
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install -Dm644 <(
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h_if_addr "$if" "$addr"
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echo 'ip link set $INTERFACE address $ADDR'
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) rc/"$sname"/up
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install -Dm644 <(echo oneshot) rc/"$sname"/type
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install -Dm644 /dev/null rc/"$sname"/dependencies.d/interface."$if".create
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}
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new_if_phys() {
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local if="${1:?missing if}"
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local sname="interface.$if.create"
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ifbundle "$if" "$sname"
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install -Dm644 <(
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h_if "$if"
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echo 'bcnm-waitif 1 $INTERFACE'
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) rc/"$sname"/up
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install -Dm644 <(echo oneshot) rc/"$sname"/type
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install -Dm644 /dev/null rc/"$sname"/dependencies.d/mdevd.coldplug
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new_link "$if"
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}
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new_if_wg() {
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local if="${1:?missing if}"
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# Main service for creating interface
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local sname="interface.$if.create"
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ifbundle "$if" "$sname"
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install -Dm644 <(
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h_if "$if"
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echo 'ip link add $INTERFACE type wireguard'
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) rc/"$sname"/up
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install -Dm644 <(linkdel "$if") rc/"$sname"/down
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install -Dm644 <(echo oneshot) rc/"$sname"/type
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install -Dm644 /dev/null rc/"$sname"/dependencies.d/module.wireguard
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# Secondary service for loading config
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wgconf "$if"
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new_link "$if"
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}
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wgconf() {
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local if="${1:?missing if}"
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local sname="interface.$if.wg-config"
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ifbundle "$if" "$sname"
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install -Dm644 <(
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header_eb
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header_if "$if"
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cat <<EOF
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s6-envdir -i /etc/s6/env/interface.\${INTERFACE}.wg-config
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importas -i CONFIG CONFIG
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EOF
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header_path
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echo 'wg setconf $INTERFACE $CONFIG'
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) rc/"$sname"/up
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install -Dm644 <(echo oneshot) rc/"$sname"/type
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install -Dm644 /dev/null rc/"$sname"/dependencies.d/interface."$if".create
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install -Dm644 <(echo "/etc/wireguard/$if") env/"$sname"/CONFIG
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}
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new_if_vrf() {
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local if="${1:?missing if}"
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local table="${2:?missing table}"
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local sname="interface.$if.create"
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ifbundle "$if" "$sname"
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install -Dm644 <(
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header_eb
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header_if "$if"
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cat <<EOF
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s6-envdir -i /etc/s6/env/interface.\${INTERFACE}
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importas -i TABLE TABLE
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EOF
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header_path
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echo 'ip link add $INTERFACE type vrf table $TABLE'
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) rc/"$sname"/up
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install -Dm644 <(linkdel "$if") rc/"$sname"/down
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install -Dm644 <(echo oneshot) rc/"$sname"/type
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install -Dm644 <(echo "$table") env/interface."$if"/TABLE
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install -Dm644 /dev/null rc/"$sname"/dependencies.d/module.vrf
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install -Dm644 /dev/null rc/"$sname"/dependencies.d/sysctl.net-ipv6-conf-all-keep_addr_on_down
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new_link "$if"
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}
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new_if_vlan() {
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local if="${1:?missing if}"
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local vlan="$(echo $if | cut -d'-' -f2)"
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local parent="$(echo $if | cut -d'-' -f1)"
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local sname="interface.$if.create"
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ifbundle "$if" "$sname"
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install -Dm644 <(
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header_eb
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header_if "$if"
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header_vlan "$vlan" "$parent"
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header_path
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echo 'ip link add link $PARENT name $INTERFACE type vlan id $VLAN'
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) rc/"$sname"/up
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install -Dm644 <(linkdel "$if") rc/"$sname"/down
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install -Dm644 <(echo oneshot) rc/"$sname"/type
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install -Dm644 /dev/null rc/"$sname"/dependencies.d/module.8021q
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new_link "$if"
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}
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addr_v6_static_if() {
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local if="${1:?missing if}"
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local addr="${2:?missing addr}"
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local addrn="$(echo "$addr" | sed 's/\//_/g')"
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local sname="interface.$if.static.addr.6.$addrn"
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ifbundle "$if" "$sname"
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install -Dm644 <(
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h_if_addr "$if" "$addr"
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echo 'ip -6 address add $ADDR dev $INTERFACE'
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) rc/"$sname"/up
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install -Dm644 <(
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h_if_addr "$if" "$addr"
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echo 'ip -6 address del $ADDR dev $INTERFACE'
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) rc/"$sname"/down
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install -Dm644 <(echo oneshot) rc/"$sname"/type
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install -Dm644 /dev/null rc/"$sname"/dependencies.d/interface."$if".create
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}
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route_v6_vrf_default_if() {
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local vrf="${1:?missing vrf}"
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local if="${2:?missing if}"
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local sname="interface.$vrf.route.6.default"
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ifbundle "$vrf" "$sname"
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install -Dm644 <(
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header_eb
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header_vrf "$vrf"
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header_if "$if"
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header_path
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echo 'ip -6 route add default dev $INTERFACE vrf $VRF'
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) rc/"$sname"/up
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install -Dm644 <(
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header_eb
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header_vrf "$vrf"
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header_if "$if"
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header_path
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echo 'ip -6 route del default dev $INTERFACE vrf $VRF'
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) rc/"$sname"/down
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install -Dm644 <(echo oneshot) rc/"$sname"/type
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install -Dm644 /dev/null rc/"$sname"/dependencies.d/interface."$vrf".create
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install -Dm644 /dev/null rc/"$sname"/dependencies.d/interface."$if".link
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}
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route_v6_vrf_default_unreach() {
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local if="${1:?missing if}"
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local sname="interface.$if.route.6.unreach"
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ifbundle "$if" "$sname"
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install -Dm644 <(
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h_if "$if"
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echo 'ip -6 route add unreachable default vrf $INTERFACE'
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) rc/"$sname"/up
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install -Dm644 <(
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h_if "$if"
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echo 'ip -6 route del unreachable default vrf $INTERFACE'
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) rc/"$sname"/down
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install -Dm644 <(echo oneshot) rc/"$sname"/type
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install -Dm644 /dev/null rc/"$sname"/dependencies.d/interface."$if".create
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}
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route_v6_vrf_sink_unreach() {
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local if="${1:?missing if}"
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local addr="${2:?missing addr}"
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local addrn="$(echo "$addr" | sed 's/\//_/g')"
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local sname="interface.$if.route.6.sink.$addrn"
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ifbundle "$if" "$sname"
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install -Dm644 <(
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h_if_addr "$if" "$addr"
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echo 'ip -6 route add unreachable $ADDR vrf $INTERFACE'
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) rc/"$sname"/up
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install -Dm644 <(
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h_if_addr "$if" "$addr"
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echo 'ip -6 route del unreachable $ADDR vrf $INTERFACE'
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) rc/"$sname"/down
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install -Dm644 <(echo oneshot) rc/"$sname"/type
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install -Dm644 /dev/null rc/"$sname"/dependencies.d/interface."$if".create
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}
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