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511 lines
18 KiB
Bash
511 lines
18 KiB
Bash
#!/bin/bash
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# Dumb AP Mode Block
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set_apmode() {
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# Backup our configs
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rm /etc/config/*.meshbak
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cp /etc/config/wireless /etc/config/wireless.meshbak
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cp /etc/config/network /etc/config/network.meshbak
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cp /etc/config/dhcp /etc/config/dhcp.meshbak
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cp /etc/config/system /etc/config/system.meshbak
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cp /etc/config/firewall /etc/config/firewall.meshbak
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uci set easymesh.config.ap_mode_enabled=1
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# Disabling and stopping services not needed
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for service in firewall dnsmasq odhcpd; do
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if /etc/init.d/$service enabled; then
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echo "Disabling and stopping $service..."
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/etc/init.d/$service disable >/dev/null 2>&1
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/etc/init.d/$service stop >/dev/null 2>&1
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else
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echo "$service is not enabled, skipping..."
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fi
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done
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if [ "$(uci -q get easymesh.config.ipmode)" == "static" ]; then
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# Set static IP
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uci set network.lan.proto='static'
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uci set network.lan.ipaddr=$(uci -q get easymesh.config.ipaddr)
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uci set network.lan.netmask=$(uci -q get easymesh.config.netmask)
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uci set network.lan.gateway=$(uci -q get easymesh.config.gateway)
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uci set network.lan.dns=$(uci -q get easymesh.config.dns)
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else
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# Set LAN interface to DHCP client
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uci del network.lan.ipaddr
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uci del network.lan.netmask
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uci set network.lan.proto='dhcp'
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fi
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# Delete wan interfaces
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uci del network.wan
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uci del network.wan6
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# Set firewall disabled
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uci del firewall.lan.network
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uci del firewall.wan.network
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# Just in case, set lan to be ignored by dhcp
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uci set dhcp.lan.ignore='1'
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uci del dhcp.wan
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# Fix this for proper variable name
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HOSTNAME=$(uci -q get easymesh.config.hostname)
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# Set netmask and gateway (assuming $netmask and $dns didn't break more stuff)
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uci set system.@system[0].hostname=$HOSTNAME
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# Retrieve the list of ports for network.@device[0]
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LAN_PORTS=$(uci get network.@device[0].ports)
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# Check if 'wan' is already in the list of ports
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if echo "$LAN_PORTS" | grep -q -w 'wan'; then
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echo "'wan' is already in the list of ports for lan."
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else
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echo "'wan' is not in the list. Adding it to lan ports..."
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uci add_list network.@device[0].ports='wan'
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fi
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# Get the radio to be used for mesh from the config
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AP_RADIO=$(uci -q get easymesh.config.apRadio)
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# Our config set mesh_id that we are looking for
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MESH_ID=$(uci -q get easymesh.config.mesh_id)
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# Check if MESH_NAME and AP_RADIO are set, if so find set our network
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if [ ! -z "$AP_RADIO" ] && [ ! -z "$MESH_ID" ]; then
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# Loop through the radios and update the network settings
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for radio in $AP_RADIO; do
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# Get the number from the radio name
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radio_num="${radio#radio}"
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echo "Checking wireless networks on radio${radio_num} for ssid '$MESH_ID'"
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# Loop through all the wireless interfaces associated with the current radio
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uci show wireless | grep "wireless\.wifinet${radio_num}" | grep '\.ssid=' | while read -r ssid_line; do
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# Extract the interface identifier
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wifinet=$(echo "$ssid_line" | cut -d'.' -f2)
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# Extract the ssid value
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interface_ssid=$(echo "$ssid_line" | cut -d'=' -f2 | tr -d "'")
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if [ "$interface_ssid" = "$MESH_ID" ]; then
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echo "Found target SSID '$MESH_ID' on wireless wifinet ${wifinet} on radio ${radio}"
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# Get the current network setting for this wifinet
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current_network=$(uci get "wireless.${wifinet}.network")
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echo "Current network setting for ${wifinet}: ${current_network}"
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# Check if 'private_router_batman' is part of the current network setting
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if echo "$current_network" | grep -qv 'private_router_batman'; then
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# 'private_router_batman' is not in the network setting, so we add it
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new_network="${current_network} private_router_batman"
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uci set "wireless.${wifinet}.network=${new_network}"
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echo "Added 'private_router_batman' to the network setting for ${wifinet}."
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uci commit wireless
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else
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echo "'private_router_batman' is already in the network setting for ${wifinet}."
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fi
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else
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echo "SSID '$interface_ssid' on wireless wifinet ${wifinet} does not match target SSID '$MESH_ID'. Skipping..."
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fi
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done
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done
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fi
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# Commit changes to make sure the wireless configuration is updated
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uci commit
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# Restart wireless
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wifi reload
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# Tell openwrt to reload the configs
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reload_config
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/etc/init.d/network reload
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}
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disable_apmode() {
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# Config Count Must Match 5
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local CONFIG_COUNT=0
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# Check our configs exist, then restore them
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[ -f /etc/config/wireless.meshbak ] && {
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CONFIG_COUNT=$((CONFIG_COUNT+1))
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}
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[ -f /etc/config/network.meshbak ] && {
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CONFIG_COUNT=$((CONFIG_COUNT+1))
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}
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[ -f /etc/config/dhcp.meshbak ] && {
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CONFIG_COUNT=$((CONFIG_COUNT+1))
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}
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[ -f /etc/config/system.meshbak ] && {
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CONFIG_COUNT=$((CONFIG_COUNT+1))
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}
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[ -f /etc/config/firewall.meshbak ] && {
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CONFIG_COUNT=$((CONFIG_COUNT+1))
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}
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# Check if we have 5 configs to restore
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if [ $CONFIG_COUNT -eq 5 ]; then
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echo "Restoring configs from backup..."
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echo "Existing configs will be moved to /etc/config/*.dumbap for reference."
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rm /etc/config/*.dumbap
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mv /etc/config/dhcp /etc/config/dhcp.dumbap
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mv /etc/config/network /etc/config/network.dumbap
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mv /etc/config/wireless /etc/config/wireless.dumbap
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mv /etc/config/system /etc/config/system.dumbap
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mv /etc/config/firewall /etc/config/firewall.dumbap
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mv /etc/config/dhcp.meshbak /etc/config/dhcp
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mv /etc/config/network.meshbak /etc/config/network
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mv /etc/config/wireless.meshbak /etc/config/wireless
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mv /etc/config/system.meshbak /etc/config/system
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mv /etc/config/firewall.meshbak /etc/config/firewall
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# Enable and start services not needed
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for service in firewall dnsmasq odhcpd; do
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if /etc/init.d/$service disabled; then
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echo "Enabling and starting $service..."
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/etc/init.d/$service enable
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/etc/init.d/$service start
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else
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echo "$service is not disabled, skipping..."
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fi
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done
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# Reload all the system configs
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reload_config
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/etc/init.d/network reload
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wifi reload
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else
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echo "Unable to restore configs as none were found."
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fi
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}
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clear_by_mesh_id() {
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# Passed mesh_id to clear, allows us to multipurpose this function
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MESH_ID_TO_CLEAR=$1
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# Get the radio to be used for mesh from the config
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AP_RADIO=$(uci -q get easymesh.config.apRadio)
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# Check if MESH_NAME is not empty
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if [ -z "$MESH_ID_TO_CLEAR" ]; then
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echo "No mesh_id passed to remove from wireless."
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return;
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fi
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# Get the output from uci show wireless
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uci_output=$(uci show wireless)
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# Find the mesh network with the matching mesh_id and delete it
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mesh_id=$(echo "$uci_output" | grep -o "wireless\.mesh_radio[0-9]*\.mesh_id='$MESH_ID_TO_CLEAR'")
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if [ ! -z "$mesh_id" ]; then
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# Extract the number from the interface name
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mesh_radio=$(echo "$mesh_id" | grep -o "radio[0-9]*")
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# Loop through radios and delete the mesh networks
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for radio in $AP_RADIO; do
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# Delete the network
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uci del wireless.mesh_$radio
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echo "Deleted mesh network with mesh_id '$MESH_ID_TO_CLEAR' on $radio"
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done
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fi
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# Find the wireless network with the matching ssid and delete it
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ssid=$(echo "$uci_output" | grep -o "wireless\.wifinet[0-9]*\.ssid='$MESH_ID_TO_CLEAR'")
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if [ ! -z "$ssid" ]; then
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# Loop through radios and delete the wireless networks
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for radio in $AP_RADIO; do
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# Get the number from the radio name
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radio_num="${radio#radio}"
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# Delete the network
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uci del wireless.wifinet$radio_num
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echo "Deleted wireless network with ssid '$MESH_ID_TO_CLEAR' on radio$radio_num"
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done
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fi
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# Commit changes to make sure the wireless configuration is updated
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uci commit wireless
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# Restart wireless to apply changes
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wifi reload
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echo "Wireless interfaces reloaded."
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}
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create_batman_network() {
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# Check if bat0 already exists
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if uci -q get network.bat0 >/dev/null; then
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echo "bat0 interface already exists."
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else
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uci set network.bat0=interface
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uci set network.bat0.proto='batadv'
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uci set network.bat0.routing_algo='BATMAN_IV'
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uci set network.bat0.aggregated_ogms='1'
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uci set network.bat0.ap_isolation='0'
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uci set network.bat0.bonding='1'
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uci set network.bat0.bridge_loop_avoidance='1'
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uci set network.bat0.distributed_arp_table='1'
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uci set network.bat0.fragmentation='1'
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uci set network.bat0.hop_penalty='30'
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uci set network.bat0.isolation_mark='0x00000000/0x00000000'
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uci set network.bat0.log_level='0'
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uci set network.bat0.multicast_fanout='16'
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uci set network.bat0.multicast_mode='1'
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uci set network.bat0.network_coding='0'
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uci set network.bat0.orig_interval='1000'
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echo "bat0 interface has been created."
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# Set the bat0 role
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BAT_ROLE=$(uci -q get easymesh.config.role)
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if [ "${BAT_ROLE}" == "server" ]; then
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uci set network.bat0.gw_mode='server'
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elif [ "${BAT_ROLE}" == "client" ]; then
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uci set network.bat0.gw_mode='client'
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else
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uci set network.bat0.gw_mode='off'
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fi
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# Get the current list of ports for the 'br-lan' interface
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LAN_PORTS=$(uci -q get network.@device[0].ports)
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# Check if 'bat0' is already in the list of ports for 'br-lan'
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if echo "$LAN_PORTS" | grep -q 'bat0'; then
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uci del_list network.@device[0].ports='bat0'
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echo "Old bat0 interface deleted from lan network."
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fi
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uci commit network
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fi
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# Check if network.private_router_batman already exists
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if uci -q get network.private_router_batman >/dev/null; then
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echo "network.private_router_batman interface already exists."
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else
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# Get the LAN bridge name
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LAN_NAME=$(uci -q get network.@device[0].name)
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# Setup our Private Router Batman Interface
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uci set network.private_router_batman=interface
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uci set network.private_router_batman.proto='batadv_hardif'
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uci set network.private_router_batman.master='bat0'
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uci set network.private_router_batman.device="$LAN_NAME"
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uci set network.private_router_batman.mtu='1536'
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uci commit network
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fi
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}
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process_radios() {
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# Get the radio to be used for mesh from the config
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AP_RADIO=$(uci -q get easymesh.config.apRadio)
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# Check if AP_RADIO is empty, if so exit
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if [ -z "$AP_RADIO" ]; then
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echo "No radio specified in the config, exiting."
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exit 1
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fi
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# Loop through the selected radios
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for CURRENT_RADIO in $AP_RADIO; do
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echo "Setting up mesh networks for: $CURRENT_RADIO"
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setup_mesh_radio $CURRENT_RADIO
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done
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}
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# This is called from the process_radios function and is passed the radio to be used for mesh
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setup_mesh_radio() {
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CURRENT_RADIO=$1
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echo "Setting up radio: $CURRENT_RADIO"
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# Get the mesh name from UCI config
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MESH_NAME=$(uci -q get easymesh.config.mesh_id)
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# Commit changes to wireless
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uci commit wireless
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uci set wireless.mesh_$CURRENT_RADIO='wifi-iface'
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uci set wireless.mesh_$CURRENT_RADIO.device="$CURRENT_RADIO"
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uci set wireless.mesh_$CURRENT_RADIO.ifname="mesh_$CURRENT_RADIO"
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uci set wireless.mesh_$CURRENT_RADIO.network='private_router_batman'
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uci set wireless.mesh_$CURRENT_RADIO.mode='mesh'
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uci set wireless.mesh_$CURRENT_RADIO.mesh_id="$MESH_NAME"
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uci set wireless.mesh_$CURRENT_RADIO.mesh_fwding='0'
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uci set wireless.mesh_$CURRENT_RADIO.mesh_rssi_threshold='0'
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uci set wireless.mesh_$CURRENT_RADIO.mesh_ttl='1'
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uci set wireless.mesh_$CURRENT_RADIO.mcast_rate='24000'
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uci set wireless.mesh_$CURRENT_RADIO.disabled='0'
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uci commit wireless
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# Extact the radio number from the radio name
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RADIO_NUM="${CURRENT_RADIO#radio}"
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# Get the mobility domain from the config
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MOBILITY_DOMAIN=$(uci -q get easymesh.config.mobility_domain)
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# If mobility domain is empty, set it to a random 4 digit hex number, then set it in the config
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if [ -z "$MOBILITY_DOMAIN" ]; then
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MOBILITY_DOMAIN=$(hexdump -n 2 -e '2/1 "%02x"' /dev/urandom)
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uci set easymesh.config.mobility_domain=$MOBILITY_DOMAIN
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uci commit easymesh
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fi
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# Get the encryption enabled from the config
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ENCRYPTION_ENABLED=$(uci -q get easymesh.config.encryption)
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# Setup the interface for the mesh network
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uci set wireless.wifinet$RADIO_NUM=wifi-iface
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uci set wireless.wifinet$RADIO_NUM.device=$CURRENT_RADIO
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uci set wireless.wifinet$RADIO_NUM.mode='ap'
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uci set wireless.wifinet$RADIO_NUM.ssid=$MESH_NAME
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uci set wireless.wifinet$RADIO_NUM.ieee80211r='1'
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uci set wireless.wifinet$RADIO_NUM.mobility_domain=$MOBILITY_DOMAIN
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uci set wireless.wifinet$RADIO_NUM.ft_over_ds='0'
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uci set wireless.wifinet$RADIO_NUM.ft_psk_generate_local='0'
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uci set wireless.wifinet$RADIO_NUM.disabled=0
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# Check if ap_mode_enabled is enabled, if so add private_router_batman to the network
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# otherwise just add lan
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if [ "$(uci -q get easymesh.config.ap_mode_enabled)" = 0 ]; then
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uci set wireless.wifinet$RADIO_NUM.network='lan'
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else
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uci set wireless.wifinet$RADIO_NUM.network='lan private_router_batman'
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fi
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# Get the encryption key from the config
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NETWORK_KEY=$(uci -q get easymesh.config.key)
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# Check if encryption is enabled and if the key is not empty
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if [ "$ENCRYPTION_ENABLED" = 1 ] && [ ! -z $NETWORK_KEY ]; then
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uci set wireless.mesh_$CURRENT_RADIO.encryption='sae'
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uci set wireless.mesh_$CURRENT_RADIO.key=$NETWORK_KEY
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uci set wireless.wifinet$RADIO_NUM.encryption='sae-mixed'
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uci set wireless.wifinet$RADIO_NUM.key=$NETWORK_KEY
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else
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uci set wireless.mesh_$CURRENT_RADIO.encryption='none'
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uci set wireless.wifinet$RADIO_NUM.encryption='none'
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[ -z $NETWORK_KEY ] && echo "Encryption key is empty, so encryption was disabled."
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fi
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# Commit our block of changes to wireless
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uci commit wireless
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# Check if we need to setup kvr
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ENABLE_KVR=$(uci -q get easymesh.config.kvr)
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if [ "$ENABLE_KVR" = 1 ]; then
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uci set wireless.wifinet$RADIO_NUM.ieee80211k='1'
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uci set wireless.wifinet$RADIO_NUM.rrm_neighbor_report='1'
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uci set wireless.wifinet$RADIO_NUM.rrm_beacon_report='1'
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uci set wireless.wifinet$RADIO_NUM.ieee80211v='1'
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uci set wireless.wifinet$RADIO_NUM.bss_transition='1'
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uci set wireless.wifinet$RADIO_NUM.ieee80211r='1'
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uci set wireless.wifinet$RADIO_NUM.ft_over_ds='1'
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uci set wireless.wifinet$RADIO_NUM.ft_psk_generate_local='1'
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uci commit wireless
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else
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uci -q delete wireless.wifinet$RADIO_NUM.ieee80211k
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uci -q delete wireless.wifinet$RADIO_NUM.ieee80211v
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uci -q delete wireless.wifinet$RADIO_NUM.ieee80211r
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uci commit wireless
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fi
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# If KVR is enabled, setup DAWN
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if [ "$ENABLE_KVR" = 1 ]; then
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RSSI=$(uci -q get easymesh.config.rssi_val)
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LOW_RSSI=$(uci -q get easymesh.config.low_rssi_val)
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uci set dawn.@metric[0].rssi_val=$RSSI
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uci set dawn.@metric[0].low_rssi_val=$LOW_RSSI
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uci commit dawn
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/etc/init.d/dawn enable && /etc/init.d/dawn start
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else
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/etc/init.d/dawn stop && /etc/init.d/dawn disable
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fi
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# Commit our block of changes to the configs
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uci commit
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}
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restart_and_reload() {
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# Get the radio to be used for mesh from the config
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AP_RADIO=$(uci -q get easymesh.config.apRadio)
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# Check if AP_RADIO is empty, if so exit
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if [ -z "$AP_RADIO" ]; then
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echo "No radio specified in the config, exiting."
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exit 1
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fi
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# Enable radios
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for radio in $AP_RADIO; do
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echo "Enabling $radio..."
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uci set wireless.$radio.disabled=0
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done
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uci commit wireless
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# Reload wifi to apply changes without restarting all interfaces
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wifi up
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echo "Wireless interfaces reloaded."
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# Apply network configuration changes
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reload_config
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echo "Network configuration reloaded."
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/etc/init.d/network reload
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}
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disable_batman_interfaces() {
|
|
# Delete the bat0 interface
|
|
if [ "$(uci -q get network.bat0)" = "interface" ]; then
|
|
uci del network.bat0
|
|
fi
|
|
|
|
# Delete the private_router_batman network interface
|
|
if [ "$(uci -q get network.private_router_batman)" = "interface" ]; then
|
|
uci del network.private_router_batman
|
|
fi
|
|
|
|
uci commit network
|
|
|
|
reload_config
|
|
/etc/init.d/network reload
|
|
echo "Network configuration reloaded."
|
|
}
|
|
|
|
# Enable easymesh
|
|
enable_easymesh() {
|
|
# Clear old radios then set "old values"
|
|
clear_by_mesh_id "$(uci -q get easymesh.config.mesh_id)"
|
|
clear_by_mesh_id "$(uci -q get easymesh.config.old_mesh_id)"
|
|
uci set easymesh.config.old_mesh_id="$(uci -q get easymesh.config.mesh_id)"
|
|
create_batman_network
|
|
process_radios
|
|
restart_and_reload
|
|
# Set at end to be sure it worked
|
|
uci set easymesh.config.running=1
|
|
}
|
|
|
|
# Disable easymesh
|
|
disable_easymesh() {
|
|
# Clear old radios then set "old values"
|
|
clear_by_mesh_id "$(uci -q get easymesh.config.mesh_id)"
|
|
clear_by_mesh_id "$(uci -q get easymesh.config.old_mesh_id)"
|
|
uci del easymesh.config.old_mesh_id
|
|
disable_batman_interfaces
|
|
# Set at end to be sure it worked
|
|
uci del easymesh.config.running
|
|
}
|
|
|
|
if [ "$1" = "enable" ]; then
|
|
enable_easymesh
|
|
exit 0
|
|
elif [ "$1" = "disable" ]; then
|
|
disable_easymesh
|
|
exit 0
|
|
elif [ "$1" = "dumbap" ]; then
|
|
set_apmode
|
|
exit 0
|
|
elif [ "$1" = "undumb" ]; then
|
|
disable_apmode
|
|
exit 0
|
|
else
|
|
echo "Invalid argument. Please use 'start', 'stop' or 'dumbap'"
|
|
exit 1
|
|
fi
|