ksmbd-init 3.4.2 fix

#!/bin/sh /etc/rc.common

START=98
USE_PROCD=1

SMBD_IFACE=""

config_get_sane()
{
    config_get "$@"
    set -- "$(echo "$1" | tr -d '<>[]{};%?=#\n')"
}

smb_header()
{
    config_get_sane SMBD_IFACE "$1" interface "lan"

    # resolve interfaces
    interfaces=$(
        . /lib/functions/network.sh

        for net in $SMBD_IFACE; do
            network_is_up "$net" || continue
            network_get_device device "$net"
            printf "%s " "${device:-$net}"
        done
    )

    # we dont use netbios anymore as default and wsd/avahi is dns based
    hostname="$(sed 's/\..*//' /proc/sys/kernel/hostname | tr -d '{};%?=#\n')"

    config_get_sane workgroup "$1" workgroup "WORKGROUP"
    config_get_sane description "$1" description "Ksmbd on OpenWrt"
    config_get_bool ALLOW_LEGACY_PROTOCOLS "$1" allow_legacy_protocols 0

    sed -e "s#|NAME|#$hostname#g" \
        -e "s#|WORKGROUP|#$workgroup#g" \
        -e "s#|DESCRIPTION|#$description#g" \
        -e "s#|INTERFACES|#$interfaces#g" \
        /etc/ksmbd/smb.conf.template > /var/etc/ksmbd/smb.conf

    {
        printf "\n######### Dynamic written config options #########\n"

        if [ "$ALLOW_LEGACY_PROTOCOLS" -eq 1 ]; then
            logger -p daemon.info -t 'ksmbd' "Legacy Protocols allowed, don't use this option for secure environments!"
            printf "\tserver min protocol = NT1\n"
            printf "\tserver signing = disabled\n"
        fi
    } >> /var/etc/ksmbd/smb.conf

    [ -e /etc/ksmbd/smb.conf ] || ln -nsf /var/etc/ksmbd/smb.conf /etc/ksmbd/smb.conf

    if [ ! -L /etc/ksmbd/smb.conf ]; then
        logger -p daemon.warn -t 'ksmbd' "Local custom /etc/ksmbd/smb.conf file detected, all UCI/Luci config settings are ignored!"
    fi
}

smb_add_share()
{
    config_get_sane name "$1" name
    config_get_sane path "$1" path
    config_get_sane comment "$1" comment
    config_get_sane users "$1" users
    config_get_sane create_mask "$1" create_mask
    config_get_sane dir_mask "$1" dir_mask
    config_get_sane browseable "$1" browseable
    config_get_sane read_only "$1" read_only
    config_get_sane writeable "$1" writeable
    config_get_sane guest_ok "$1" guest_ok
    config_get_bool force_root "$1" force_root 0
    config_get_sane write_list "$1" write_list
    config_get_sane read_list "$1" read_list
    config_get_sane hide_dot_files "$1" hide_dot_files
    config_get_sane veto_files "$1" veto_files
    config_get_sane inherit_owner "$1" inherit_owner
    config_get_sane force_create_mode "$1" force_create_mode
    config_get_sane force_directory_mode "$1" force_directory_mode

    [ -z "$name" ] || [ -z "$path" ] && return

    {
        printf "\n[%s]\n\tpath = %s\n" "$name" "$path"
        [ -n "$comment" ] && printf "\tcomment = %s\n" "$comment"

        if [ "$force_root" -eq 1 ]; then
            printf "\tforce user = %s\n" "root"
            printf "\tforce group = %s\n" "root"
        else
            [ -n "$users" ] && printf "\tvalid users = %s\n" "$users"
        fi

        [ -n "$create_mask" ] && printf "\tcreate mask = %s\n" "$create_mask"
        [ -n "$dir_mask" ] && printf "\tdirectory mask = %s\n" "$dir_mask"
        [ -n "$force_create_mode" ] && printf "\tforce create mode = %s\n" "$force_create_mode"
        [ -n "$force_directory_mode" ] && printf "\tforce directory mode = %s\n" "$force_directory_mode"

        [ -n "$browseable" ] && printf "\tbrowseable = %s\n" "$browseable"
        [ -n "$read_only" ] && printf "\tread only = %s\n" "$read_only"
        [ -n "$writeable" ] && printf "\twriteable = %s\n" "$writeable"

        [ -n "$guest_ok" ] && printf "\tguest ok = %s\n" "$guest_ok"
        [ -n "$inherit_owner" ] && printf "\tinherit owner = %s\n" "$inherit_owner"

        [ -n "$write_list" ] && printf "\twrite list = %s\n" "$write_list"
        [ -n "$read_list" ] && printf "\tread list = %s\n" "$read_list"

        [ -n "$hide_dot_files" ] && printf "\thide dot files = %s\n" "$hide_dot_files"
        [ -n "$veto_files" ] && printf "\tveto files = %s\n" "$veto_files"
    } >> /var/etc/ksmbd/smb.conf
}

init_config()
{
    mkdir -p /var/etc/ksmbd

    config_load ksmbd
    config_foreach smb_header globals
    config_foreach smb_add_share share
}

service_triggers()
{
    # PROCD_RELOAD_DELAY=1000

    procd_add_reload_trigger "dhcp" "system" "ksmbd"

    for i in $SMBD_IFACE; do
        procd_add_reload_interface_trigger "$i"
    done
}

kill_server()
{
    if [ -e /sys/module/ksmbd ]; then
        if [ -e /sys/class/ksmbd-control/kill_server ]; then
            logger -p daemon.info -t 'ksmbd' "triggering kill_server"
            echo hard > /sys/class/ksmbd-control/kill_server
        fi
    fi
}

start_service()
{
    init_config

    if [ ! -e /etc/ksmbd/smb.conf ]; then
        logger -p daemon.error -t 'ksmbd' "missing config /etc/ksmbd/smb.conf!"
        exit 1
    fi

    # NOTE: We don't do a soft-reload via signal, since [global] smb.conf setting changes will be ignored, so always reset hard.
    [ -e /sys/module/ksmbd ] && stop_service

    [ ! -e /sys/module/ksmbd ] && modprobe ksmbd 2> /dev/null
    if [ ! -e /sys/module/ksmbd ]; then
        logger -p daemon.error -t 'ksmbd' "modprobe of ksmbd module failed, can\'t start ksmbd!"
        exit 1
    fi

    logger -p daemon.notice -t 'ksmbd' "Starting Ksmbd userspace service."
    procd_open_instance
    procd_add_mdns "smb" "tcp" "445" "daemon=ksmbd"
    procd_set_param command /usr/sbin/ksmbd.mountd --n
    procd_set_param file /etc/ksmbd/smb.conf
    procd_set_param limits nofile=16384
    procd_close_instance
}

stop_service()
{
    logger -p daemon.notice -t 'ksmbd' "Stopping Ksmbd userspace service."
    killall ksmbd.mountd > /dev/null 2>&1

    [ -e /sys/module/ksmbd ] && rmmod ksmbd > /dev/null 2>&1
    # kill server if we cant rmmod
    [ -e /sys/module/ksmbd ] && kill_server
    # next try
    [ -e /sys/module/ksmbd ] && rmmod ksmbd > /dev/null 2>&1

    if [ -e /sys/module/ksmbd ]; then
        logger -p daemon.error -t 'ksmbd' "module still loaded after kill_server?"
    fi
    [ -f /tmp/ksmbd.lock ] && rm /tmp/ksmbd.lock
}

# reload_service() {
    # restart "$@"
# }