Developing lightweight computation at the DSG edge

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Commit a76d583d authored by p4u's avatar p4u
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qm.shp_functions modifications to be compatible with new netifd daemon

parent 1a24f588
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packages/qmp-small-node/files/etc/qmp/qmp_functions.sh
View file @ a76d583d
......@@ -54,6 +54,67 @@ qmp_get_primary_device() {
echo "$primary_mesh_device"
}
qmp_check_device() {
ip link show $1 1> /dev/null 2>/dev/null
return $?
}
qmp_set_vlan() {
local viface="$1" # lan/wan/meshX
local vid=$2 # 11/12
[ -z "$viface" ] || [ -z "$vid" ] && return
uci set network.${viface}_$vid=interface
uci set network.${viface}_$vid.proto=none
uci set network.${viface}_$vid.ifname=@$viface.$vid
uci commit network
}
qmp_get_virtual_iface() {
local device="$1"
local viface=""
# is lan?
if [ "$device" == "br-lan" ]; then
viface="lan"
echo $viface
return
fi
for l in $(qmp_get_devices lan); do
if [ "$l" == "$device" ]; then
viface="lan"
echo $viface
return
fi
done
[ -n "$viface" ] && { echo $viface; return; }
# id is the first and char and the numbers of the device [e]th[0] [w]lan[1]
local id_num=$(echo $device | tr -d "[A-z]")
local id_char=$(echo $device | cut -c 1)
# is wan
for w in $(qmp_get_devices wan); do
if [ "$w" == "$device" ]; then
viface="wan_${id_char}${id_num}"
echo $viface
return
fi
done
# is mesh
for w in $(qmp_get_devices mesh); do
if [ "$w" == "$device" ]; then
viface="mesh_${id_char}${id_num}"
break
fi
done
echo "$viface"
}
# arg1=<mesh|lan|wan>, returns the devices which have to be configured in such mode
qmp_get_devices() {
local devices=""
......@@ -99,6 +160,11 @@ qmp_get_rescue_ip() {
local rprefix=$(uci get qmp.networks.rescue_prefix24 2>/dev/null)
[ -z "$rprefix" ] && return 0
# if device is virtual, get the ifname
if qmp_uci_test network.$device.ifname; then
device="$(uci get network.$device.ifname | tr -d @)"
fi
local mac=$(ip addr show dev $device | grep -m 1 "link/ether" | awk '{print $2}')
[ -z "$mac" ] && return 2
......@@ -132,12 +198,13 @@ qmp_configure_rescue_ip() {
echo "Rescue IP for device $device is $rip"
local conf="network"
uci set $conf.${device}_rescue="interface"
qmp_attach_device_to_interface $device $conf ${device}_rescue
uci set $conf.${device}_rescue.proto="static"
uci set $conf.${device}_rescue.ipaddr="$rip"
uci set $conf.${device}_rescue.netmask="255.255.255.248"
local viface="$(qmp_get_virtual_iface $device)"
uci set $conf.${viface}="interface"
#qmp_attach_viface_to_interface $viface $conf ${viface}
uci set $conf.${viface}.proto="static"
uci set $conf.${viface}.ipaddr="$rip"
uci set $conf.${viface}.netmask="255.255.255.248"
uci commit $conf
}
......@@ -325,13 +392,6 @@ qmp_get_ip6_fast() {
# echo "qmp_get_ip6_fast: return addr_prefix=$addr_prefix addr_long=$addr_long addr=$fake_long mask=$mask" 1>&2
}
qmp_calculate_ula96() {
local prefix=$1
......@@ -385,8 +445,6 @@ qmp_calculate_addr64() {
}
qmp_get_ula96() {
local prefix=$1
......@@ -404,11 +462,6 @@ qmp_get_ula96() {
fi
}
qmp_get_addr64() {
local prefix=$1
......@@ -441,9 +494,6 @@ qmp_configure_prepare() {
}
qmp_configure_network() {
local conf="network"
......@@ -498,14 +548,14 @@ qmp_configure_network() {
uci set $conf.loopback.ipaddr="127.0.0.1"
uci set $conf.loopback.netmask="255.0.0.0"
wan_offset=0
# WAN devices
for i in $(qmp_get_devices wan) ; do
uci set $conf.wan${wan_offset}="interface"
qmp_attach_device_to_interface $i $conf wan${wan_offset}
uci set $conf.wan${wan_offset}.proto="dhcp"
let wan_offset=${wan_offset}+1
local viface="$(qmp_get_virtual_iface $i)"
uci set $conf.$viface="interface"
qmp_attach_device_to_interface $i $conf $viface
uci set $conf.$viface.proto="dhcp"
done
local primary_mesh_device="$(qmp_get_primary_device)"
local community_node_id
......@@ -546,8 +596,19 @@ qmp_configure_network() {
uci set dhcp.lan.start=$START
uci set dhcp.lan.limit=$LIMIT
uci commit dhcp
local disable_dhcp=0
if qmp_uci_test qmp.networks.disable_lan_dhcp; then
disable_dhcp="$(uci get qmp.networks.disable_lan_dhcp)"
fi
if [ "$disable_dhcp" != "1" ]; then
uci set dhcp.lan.ignore="0"
else
uci set dhcp.lan.ignore="1"
fi
# LAN device
uci set $conf.lan="interface"
local device
for device in $(qmp_get_devices lan) ; do
......@@ -568,55 +629,69 @@ qmp_configure_network() {
for dev in $(qmp_get_devices mesh); do
# If dev is empty, nothing to do
[ -z "$dev" ] && continue
[ -z "$dev" ] || ! qmp_check_device $dev && continue
# Let's configure the mesh device
echo "Configuring "$dev" for Meshing"
# Check if the current device is configured as no-vlan
local use_vlan=1
for no_vlan_int in $(uci get qmp.interfaces.no_vlan_devices); do
for no_vlan_int in $(uci get qmp.interfaces.no_vlan_devices 2>/dev/null); do
[ "$no_vlan_int" == "$dev" ] && use_vlan=0
done
for protocol_vid in $(uci get qmp.networks.mesh_protocol_vids); do
local protocol_vids="$(uci get qmp.networks.mesh_protocol_vids 2>/dev/null)"
[ -z "$protocol_vids" ] && protocol_vids="olsr6:1 bmx6:2"
for protocol_vid in $protocol_vids; do
# Calculating the VID offset for VLAN tag
local protocol_name="$(echo $protocol_vid | awk -F':' '{print $1}')"
local vid_suffix="$(echo $protocol_vid | awk -F':' '{print $2}')"
local vid_offset="$(uci get qmp.networks.mesh_vid_offset)"
local vid="$(( $vid_offset + $vid_suffix ))"
# virtual interface
local viface=$(qmp_get_virtual_iface $dev)
local mesh="mesh_${protocol_name}_${counter}"
local ip6_suffix="2002::${counter}${vid_suffix}" #put typical IPv6 prefix (2002::), otherwise ipv6 calc assumes mapped or embedded ipv4 address
# put typical IPv6 prefix (2002::), otherwise ipv6 calc assumes mapped or embedded ipv4 address
local ip6_suffix="2002::${counter}${vid_suffix}"
# Since all interfaces are defined somewhere (LAN, WAN or with Rescue IP),
# in case of not use vlan tag, device definition is not needed.
# However for the moment only bmx6 support not-vlan interfaces
if [ "$protocol_name" != "bmx6" ] || [ $use_vlan -eq 1 ]; then
uci set $conf.$mesh="interface"
uci set $conf.$mesh.ifname="$dev.$vid"
uci set $conf.$mesh.proto="static"
qmp_set_vlan $viface $vid
fi
# Configure IPv6 address only if mesh_prefix48 is defined (bmx6 does not need it)
if qmp_uci_test qmp.networks.${protocol_name}_mesh_prefix48; then
uci set $conf.$mesh.ip6addr="$(qmp_get_ula96 $(uci get qmp.networks.${protocol_name}_mesh_prefix48):: $primary_mesh_device $ip6_suffix 128)"
local ip6="$(qmp_get_ula96 $(uci get qmp.networks.${protocol_name}_mesh_prefix48):: $primary_mesh_device $ip6_suffix 128)"
echo "Configuring $ip6 for $protocol_name"
uci set $conf.${viface}_$vid.proto=static
uci set $conf.${viface}_$vid.ip6addr="$ip6"
else
uci set network.${viface}_$vid.proto=none
uci set network.${viface}_$vid.auto=1
fi
done
done
# Configuring rescue IPs only if the device is not LAN nor WAN
[ "$dev" != "br-lan" ] && {
isWan=0
for w in $(qmp_get_devices wan); do [ "$w" == "$dev" ] && isWan=1; done
[ $isWan -eq 0 ] && qmp_configure_rescue_ip $dev
[ $isWan -eq 0 ] && {
qmp_configure_rescue_ip $dev
qmp_attach_device_to_interface $dev $conf $viface
}
}
counter=$(( $counter + 1 ))
done
fi
uci commit $conf
# /etc/init.d/$conf restart
uci commit
}
......
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