# Ethernet connection support for netctl

. "$SUBR_DIR/ip"


ethernet_up() {
    if ! is_interface "$Interface"; then
        report_error "Interface '$Interface' does not exist"
        return 1
    fi

    # Disable IPv6 before bringing the interface up to prevent SLAAC
    if [[ $IP6 == "no" ]]; then
        sysctl -q -w "net.ipv6.conf.${Interface/.//}.disable_ipv6=1"
    fi

    if ! bring_interface_up "$Interface"; then
        report_error "Failed to bring interface '$Interface' up"
        return 1
    fi

    if is_yes "${SkipNoCarrier:-no}"; then
        SkipDAD=yes
    else
        # Some cards are plain slow to come up. Don't fail immediately.
        if ! timeout_wait "${TimeoutCarrier:-5}" '(( $(< "/sys/class/net/$Interface/carrier") ))'; then
            report_error "No connection found on interface '$Interface' (timeout)"
            bring_interface_down "$Interface"
            return 1
        fi
    fi


    if is_yes "${Auth8021X:-no}"; then
        . "$SUBR_DIR/wpa"
        : ${WPAConfigFile:=/etc/wpa_supplicant.conf}
        : ${WPADriver:=wired}
        : ${TimeoutWPA:=15}

        if ! wpa_start "$Interface" "$WPADriver" "$WPAConfigFile"; then
            report_error "The WPA supplicant did not start for interface '$Interface'"
            bring_interface_down "$Interface"
            return 1
        fi

        if ! wpa_wait_until_state "$TimeoutWPA" "$Interface" "ASSOCIATED"; then
            wpa_stop "$Interface"
            bring_interface_down "$Interface"
            report_error "WPA Authentication/Association Failed"
            return 1
        fi
    fi

    if ! ip_set; then
        stop_8021x
        bring_interface_down "$Interface"
        return 1
    fi
}

ethernet_down() {
    ip_unset
    stop_8021x
    bring_interface_down "$Interface"
}

# Stop wpa_supplicant if neccessary
stop_8021x() {
    if is_yes "${Auth8021X:-no}"; then
        . "$SUBR_DIR/wpa"
        : ${WPAConfigFile:=/etc/wpa_supplicant.conf}
        do_debug wpa_stop "$Interface"
    fi
}


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