[PATCH 1/3] realtek: revert to "standard" management configuration

Hauke Mehrtens hauke at hauke-m.de
Mon Apr 12 21:22:29 BST 2021


On 4/12/21 2:27 PM, Bjørn Mork wrote:
> The default management interface should be easy to find for users
> doing "blind" installations without console access.  There are
> already multiple examples in the forum of advanced early adopters
> having problems locating the management interface after installing
> OpenWrt.
> 
> Requiring tagged VLAN configration to access the initial management
> interface creates unnecessary hassle at best. Errors on the other
> end are close to impossible to debug without console access, even
> for advanced users.  Less advanced users might have problems with
> the concept of VLAN tagging.
> 
> Limiting management access to a single arbitrary port among up to
> 52 possible LAN ports makes this even more difficult, for no
> reason at all. Users might have reasons to use a different port
> for management.  And they might even have difficulties using the
> OpenWrt selected one. The port might be the wrong type for their
> management link (e.g copper instead of fibre).  Or they might
> depend on PoE power from a device which they can't reconfigure.
> 
> User expectations will be based on
> - OpenWrt defaults for other devices
> - stock firmware default for the device in question
> - common default behaviour of similar devices
> 
> All 3 cases point to a static IP address accessible on the native
> VLAN of any LAN port.  A switch does not have any WAN port.  All
> ports are LAN ports.
> 
> This changes the default network configuration in line with these
> expectations.
> 
> Cc: John Crispin <john at phrozen.org>
> Signed-off-by: Bjørn Mork <bjorn at mork.no>

Acked-by: Hauke Mehrtens <hauke at hauke-m.de>

> ---
>   .../realtek/base-files/etc/board.d/02_network      | 14 +++++---------
>   1 file changed, 5 insertions(+), 9 deletions(-)
> 
> diff --git a/target/linux/realtek/base-files/etc/board.d/02_network b/target/linux/realtek/base-files/etc/board.d/02_network
> index 1e199db5897f..44f1f0a7a5c1 100644
> --- a/target/linux/realtek/base-files/etc/board.d/02_network
> +++ b/target/linux/realtek/base-files/etc/board.d/02_network
> @@ -22,27 +22,23 @@ for lan in /sys/class/net/lan*; do
>   	lan_list="$lan_list $(basename $lan)"
>   done
>   ucidef_set_bridge_device switch
> -ucidef_set_interface_wan "$lan_list"
> -ucidef_set_interface "lan" ifname "lan1:t" protocol "static" vlan 100
> +ucidef_set_interface_lan "$lan_list"
>   
>   lan_mac=""
> -wan_mac=""
>   label_mac=""
>   case $board in
>   *)
> -	wan_mac=$(mtd_get_mac_ascii u-boot-env ethaddr)
> +	lan_mac=$(mtd_get_mac_ascii u-boot-env ethaddr)
>   	label_mac=$lan_mac
>   	;;
>   esac
>   
> -lan_mac=$(macaddr_setbit_la $wan_mac)
> -
>   ucidef_set_interface_macaddr "lan" $lan_mac
> -ucidef_set_interface_macaddr "wan" $wan_mac
> -ucidef_set_bridge_mac "$wan_mac"
> -ucidef_set_network_device_mac eth0 $wan_mac
> +ucidef_set_bridge_mac "$lan_mac"
> +ucidef_set_network_device_mac eth0 $lan_mac
>   for lan in $lan_list; do
>   	ucidef_set_network_device_mac $lan $lan_mac
> +	lan_mac=$(macaddr_setbit_la $lan_mac)
>   	lan_mac=$(macaddr_add $lan_mac 1)
>   done
>   [ -n "$label_mac" ] && ucidef_set_label_macaddr $label_mac
> 




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