Files
wlan-ap/feeds/ucentral/udhcpinject/files/etc/init.d/dhcpinject
alex18_huang 1f0a24a941 udhcpinject: Multiple ssids sometime didn't display dhcp option 82 rules
Added check when parsing ssid info retrieved from iwinfo.
Program will exit if expected interface count and iwinfo entry count mismatch.

Fixes: WIFI-14564
Signed-off-by: alex18_huang <alex18_huang@accton.com>
2025-04-28 12:33:00 +02:00

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#!/bin/sh /etc/rc.common
USE_PROCD=1
START=95
STOP=10
SERVICE_NAME="dhcpinject"
PROG=/usr/bin/udhcpinject
start_service() {
local ssids=""
local ports=""
local ifaces=""
# Function to process each ssid
append_ssid() {
local value="$1"
if [ -n "$ssids" ]; then
ssids="$ssids,$value"
else
ssids="$value"
fi
}
append_port() {
local value="$1"
if [ -n "$ports" ]; then
ports="$ports,$value"
else
ports="$value"
fi
}
# Load the dhcpinject config
config_load dhcpinject
# Get the list of SSIDs
config_list_foreach ssids ssid append_ssid
# Get the list of ports
config_list_foreach uplink port append_port
# Get the iface_count
config_get ifaces dhcpinject iface_count
# Fallback to eth0 if no ports are specified
if [ -z "$ports" ]; then
ports="eth0"
fi
# Optional: Log or echo for debugging
logger -t dhcp_inject "Generated SSIDs=$ssids, Uplink=$ports, IFACEs=$ifaces"
procd_open_instance "$SERVICE_NAME"
procd_set_param command $PROG
procd_set_param env SSIDs="$ssids" PORTs="$ports" IFACEs="$ifaces"
procd_set_param respawn 3600 10 10
procd_set_param file /etc/config/dhcpinject
procd_set_param reload_signal SIGHUP
procd_close_instance
}
stop_service() {
procd_kill $SERVICE_NAME
}
reload_service() {
procd_send_signal $SERVICE_NAME
}
restart_service() {
stop
sleep 1
start
}