small-package/luci-app-pppoe-server/root/usr/share/pppoe-server/ip-up

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#!/bin/sh
_LOGIN_TIME="$(date "+%Y-%m-%d %H:%M:%S")"
CONFIG="pppoe-server"
CONFIG_PATH=/var/etc/${CONFIG}
SESSION_PATH=${CONFIG_PATH}/session
_USERNAME=${PEERNAME}
_IFACE=${1}
_TTY=${2}
_SPEED=${3}
_LOCALIP=${4}
_PEERIP=${5}
_REMOTEIP=${6}
_PID="$(cat /var/run/${_IFACE}.pid 2>/dev/null)"
_MAC=$(top -bn1 | grep -v grep | grep "${CONFIG}" | grep "${_PID}" | grep -E -o "[0-9a-fA-F]{2}(:[0-9a-fA-F]{2}){5}")
mkdir -p ${SESSION_PATH}
cat <<-EOF > ${SESSION_PATH}/${_USERNAME}.${_IFACE}
{
"username": "${_USERNAME}",
"interface": "${_IFACE}",
"tty": "${_TTY}",
"speed": "${_SPEED}",
"ip": "${_PEERIP}",
"mac": "${_MAC}",
"pid": "${_PID}",
"login_time": "${_LOGIN_TIME}"
}
EOF
#只能单用户使用
cfgid=$(uci show ${CONFIG} | grep "@user" | grep "\.username='${_USERNAME}'" | cut -d '.' -sf 2)
[ -n "$cfgid" ] && {
HAS_LOGIN=$(ls ${SESSION_PATH} | grep "^${_USERNAME}\.ppp" | grep -v "${_IFACE}")
[ -n "$HAS_LOGIN" ] && {
#踢出之前的用户
KO_IFACE=$(echo $HAS_LOGIN | awk -F '.' '{print $2}')
KO_PID=$(cat /var/run/${KO_IFACE}.pid 2>/dev/null)
[ -n "$KO_PID" ] && kill -9 ${KO_PID} >/dev/null 2>&1
rm -f ${SESSION_PATH}/${HAS_LOGIN}
rm -f /var/run/${KO_IFACE}.pid
}
routes=$(uci -q get ${CONFIG}.${cfgid}.routes)
[ -n "$routes" ] && {
for router in ${routes}; do
route add -net ${router} dev ${_IFACE} >/dev/null 2>&1
done
}
}
#可根据登录的账号自定义脚本,如组网、日志、限速、权限等特殊待遇。
SCRIPT="/usr/share/${CONFIG}/ip-up.d/${_USERNAME}"
[ -s "$SCRIPT" ] && {
[ ! -x "$SCRIPT" ] && chmod 0755 "$SCRIPT"
"$SCRIPT" "$@"
}