network configuration setup - dhcp

Neeraj Pal neerajpal09 at gmail.com
Wed Apr 21 19:44:32 BST 2021


Hello Ahmad,

Thank you for reviewing it and I have shared it again as per your
suggestions through git send-email with signed off option.
Please confirm.

Thanks and regards,
Neeraj

On Wed, Apr 21, 2021 at 5:03 PM Ahmad Fatoum <a.fatoum at pengutronix.de> wrote:
>
> Hello Neeraj,
>
> On 21.04.21 12:22, Neeraj Pal wrote:
> > Hello Ahmad,
> >
> > My apologies if you are not okay about the patch that I directly shared to
> > you.
> > So, please let me know if you want me to resend the patch with  "to"
> > @barebox and CC to you.
>
> No need to apologize. I just hadn't had the time yet to review it.
> I've done so now.
>
> Cheers,
> Ahmad
>
> >
> > Thanks & Regards,
> > Neeraj
> >
> > On Tue, 20 Apr, 2021, 11:57 pm Neeraj Pal, <neerajpal09 at gmail.com> wrote:
> >
> >> Hello Ahmad,
> >>
> >> Sure, Thank you for sharing.
> >>
> >> I have submitted the patch
> >> (http://lists.infradead.org/pipermail/barebox/2021-April/035814.html)
> >> to you and CC to barebox@
> >> Please let me know if needs any modifications or improvements.
> >>
> >> Thanks,
> >> Neeraj
> >>
> >> On Tue, Apr 20, 2021 at 12:44 AM Ahmad Fatoum <a.fatoum at pengutronix.de>
> >> wrote:
> >>>
> >>> Hello Neeraj,
> >>>
> >>> On 19.04.21 20:09, Neeraj Pal wrote:
> >>>> Hello Ahmad,
> >>>>
> >>>> Yes, it would be very helpful and straightforward for future users to
> >>>> set up DHCP networking.
> >>>> Sure, I will submit a patch to add it in Documentation.
> >>>>
> >>>> planning to include this as an example under the link:
> >>>>
> >> https://www.barebox.org/doc/latest/user/networking.html#lowlevel-network-device-configuration
> >>>> as 1.3.1.1. or if you want in other places then please let me know.
> >>>
> >>> Please add it to https://www.barebox.org/doc/latest/boards/sandbox.html
> >>>
> >>> Thanks,
> >>> Ahmad
> >>>
> >>>>
> >>>> Thank you
> >>>>
> >>>> Kind regards,
> >>>> Neeraj
> >>>>
> >>>> On Mon, Apr 19, 2021 at 1:16 PM Ahmad Fatoum <a.fatoum at pengutronix.de>
> >> wrote:
> >>>>>
> >>>>> Hello Neeraj,
> >>>>>
> >>>>> On 17.04.21 06:41, Neeraj Pal wrote:
> >>>>>> Hi,
> >>>>>>
> >>>>>> I successfully configured the networking on sandbox env.
> >>>>>> So, below are the steps for anyone in need.
> >>>>>>
> >>>>>> On host (ubuntu)
> >>>>>> - ip link show => barebox virtual ethernet device will be listed
> >>>>>> - sudo brctl addif virbr0 barebox => I already have virtual br0
> >>>>>> "virbr0" for Qemu so I have used that to bridge, else create a new
> >>>>>> bridge
> >>>>>> - sudo ip link set barebox master virbr0
> >>>>>> - sudo dhclient -v barebox
> >>>>>>
> >>>>>> On barebox:
> >>>>>> - dhcp eth0
> >>>>>
> >>>>> That could go into the Documentation to make it easier for future
> >> users.
> >>>>> Would you like to submit a patch?
> >>>>>
> >>>>> Thanks for the bug reports btw,
> >>>>> Ahmad
> >>>>>
> >>>>>>
> >>>>>> logs are given below:
> >>>>>> barebox at Sandbox:/ dhcp eth0
> >>>>>> T T eth0: DHCP client bound to address 192.168.122.216
> >>>>>> barebox at Sandbox:/ ping google.com
> >>>>>> PING google.com (172.217.166.238)
> >>>>>> host google.com is alive
> >>>>>> barebox at Sandbox:/
> >>>>>>
> >>>>>> Thanks and regards,
> >>>>>> Neeraj
> >>>>>>
> >>>>>> On Fri, Apr 16, 2021 at 11:37 PM Neeraj Pal <neerajpal09 at gmail.com>
> >> wrote:
> >>>>>>>
> >>>>>>> Sorry missed, Network info:
> >>>>>>>
> >>>>>>> barebox at Sandbox:/ devinfo eth0
> >>>>>>> Parent: tap0
> >>>>>>> Parameters:
> >>>>>>>   ethaddr: 9e:47:e0:0b:cb:ab (type: MAC)
> >>>>>>>   gateway: 0.0.0.0 (type: ipv4)
> >>>>>>>   ipaddr: 0.0.0.0 (type: ipv4)
> >>>>>>>   linux.bootargs:  (type: string)
> >>>>>>>   linux.devname:  (type: string)
> >>>>>>>   mode: dhcp (type: enum) (values: "dhcp", "static", "disabled")
> >>>>>>>   netmask: 0.0.0.0 (type: ipv4)
> >>>>>>>   serverip:  (type: string)
> >>>>>>> barebox at Sandbox:/
> >>>>>>>
> >>>>>>> After ifup -a
> >>>>>>>
> >>>>>>> barebox at Sandbox:/ devinfo eth0
> >>>>>>> Parent: tap0
> >>>>>>> Parameters:
> >>>>>>>   ethaddr: 80:81:82:83:84:85 (type: MAC)
> >>>>>>>   gateway: 172.0.0.1 (type: ipv4)
> >>>>>>>   ipaddr: 172.0.0.2 (type: ipv4)
> >>>>>>>   linux.bootargs: ip=172.0.0.2:172.0.0.1:172.0.0.1:255.255.255.0:::
> >>>>>>> (type: string)
> >>>>>>>   linux.devname:  (type: string)
> >>>>>>>   mode: static (type: enum) (values: "dhcp", "static", "disabled")
> >>>>>>>   netmask: 255.255.255.0 (type: ipv4)
> >>>>>>>   serverip: 172.0.0.1 (type: string)
> >>>>>>> barebox at Sandbox:/ ping google.com
> >>>>>>> ERROR: dns: no nameserver specified in $net.nameserver
> >>>>>>> T T T T T ping failed: Connection timed out
> >>>>>>>
> >>>>>>> It seems like it is not able to get the IP from DHCP so I am trying
> >> to
> >>>>>>> set up static, once.
> >>>>>>>
> >>>>>>> On Fri, Apr 16, 2021 at 11:28 PM Neeraj Pal <neerajpal09 at gmail.com>
> >> wrote:
> >>>>>>>>
> >>>>>>>> Hi,
> >>>>>>>>
> >>>>>>>> On Wed, Apr 14, 2021 at 12:37 AM Ahmad Fatoum <
> >> a.fatoum at pengutronix.de> wrote:
> >>>>>>>>>
> >>>>>>>>> There is more documentation besides the README. For networking see
> >>>>>>>>> https://barebox.org/doc/latest/user/networking.html
> >>>>>>>>
> >>>>>>>> Thank you for the documentation. I read them and configured the
> >> values
> >>>>>>>> but it is not working, so it may be possible that I am not doing it
> >>>>>>>> correctly.
> >>>>>>>>
> >>>>>>>>> The default barebox boot target is to net boot. It'll try to get
> >>>>>>>>> a DHCP address and then load some predefined files over TFTP
> >>>>>>>>> (If it fails, it'll tell you which ones).
> >>>>>>>>>
> >>>>>>>>> If that didn't work, you'll need to tell more about your setup?
> >>>>>>>>> What board are you using barebox on?
> >>>>>>>>
> >>>>>>>> Thank you for the information. At present, I haven't tried it on
> >> any
> >>>>>>>> board as I am using it as Sandbox but I have BeagleBone Black and
> >>>>>>>> Raspberry Pi 3B.
> >>>>>>>>
> >>>>>>>>> Part of the question reads like you are using it while Linux is
> >>>>>>>>> running (sandbox) and some other like you'd run it directly as
> >>>>>>>>> bootloader. Also what kind of errors do you get, can you copy
> >> them here?
> >>>>>>>>
> >>>>>>>> Yes, I am trying to execute it as Sandbox and while executing
> >> through
> >>>>>>>> sudo please find the information given below:
> >>>>>>>>
> >>>>>>>> sudo ./barebox
> >>>>>>>>
> >>>>>>>> add stickypage initially unbacked by file
> >>>>>>>>
> >>>>>>>>
> >>>>>>>> barebox 2021.04.0-00056-gaf0f068a6 #1 Fri Apr 16 23:11:01 IST 2021
> >>>>>>>>
> >>>>>>>>
> >>>>>>>> Board: Sandbox
> >>>>>>>> console: registered as cs0
> >>>>>>>> netconsole: registered as netconsole-1
> >>>>>>>> hostfile 7f455b09a000.stickypage.of: registered as character device
> >>>>>>>> sandbox-watchdog watchdog.of: probed
> >>>>>>>> malloc space: 0x7f4559e21010 -> 0x7f455ae2100f (size 16 MiB)
> >>>>>>>> state: New state registered 'state'
> >>>>>>>> ERROR: state: No meta data header found
> >>>>>>>> ERROR: state: No meta data header found
> >>>>>>>> ERROR: state: No meta data header found
> >>>>>>>> ERROR: state: Failed to find any valid state copy in any bucket
> >>>>>>>> ERROR: state: Failed to read state with format raw, -2
> >>>>>>>> WARNING: state state.of: Failed to load persistent state,
> >> continuing
> >>>>>>>> with defaults, -2
> >>>>>>>> super: JFFS version 2.2. © 2001-2006 Red Hat, Inc.
> >>>>>>>> envfs: no envfs (magic mismatch) - envfs never written?
> >>>>>>>>
> >>>>>>>> *******************************************************
> >>>>>>>> ***   Inconsistent barebox state buckets detected   ***
> >>>>>>>> ***         This is normal for a first boot         ***
> >>>>>>>> *** barebox will repair them on next poweroff/reset ***
> >>>>>>>> *******************************************************
> >>>>>>>> barebox at Sandbox:/ ping google.com
> >>>>>>>> ERROR: dns: no nameserver specified in $net.nameserver
> >>>>>>>> ping failed: No route to host
> >>>>>>>> barebox at Sandbox:/ dhcp
> >>>>>>>> WARNING: eth0: No MAC address set. Using random address
> >> 9e:47:e0:0b:cb:ab
> >>>>>>>> T T T T T T T T T T T T T T T T T T T T dhcp: Connection timed out
> >>>>>>>> barebox at Sandbox:/ ping google.com
> >>>>>>>> ERROR: dns: no nameserver specified in $net.nameserver
> >>>>>>>> ping failed: No route to host
> >>>>>>>> barebox at Sandbox:/
> >>>>>>>>
> >>>>>>>> barebox at Sandbox:/ devinfo
> >>>>>>>> `-- global
> >>>>>>>> `-- nv
> >>>>>>>> `-- platform
> >>>>>>>>    `-- machine
> >>>>>>>>    `-- state.of
> >>>>>>>>    `-- 7f455b09a000.stickypage.of
> >>>>>>>>       `-- 0x00000000-0x00000fff (     4 KiB): /dev/stickypage
> >>>>>>>>       `-- 0x00000400-0x00000bff (     2 KiB): /dev/stickypage.env
> >>>>>>>>       `-- 0x00000c00-0x00000fff (     1 KiB): /dev/stickypage.state
> >>>>>>>>       `-- bmode
> >>>>>>>>       `-- 7f455b09a000.stickypage:partitions.of
> >>>>>>>>    `-- power.of
> >>>>>>>>    `-- watchdog.of
> >>>>>>>>       `-- wdog0
> >>>>>>>>    `-- sound.of
> >>>>>>>>    `-- led.of
> >>>>>>>>    `-- console0
> >>>>>>>>       `-- cs0
> >>>>>>>>          `-- 0x00000000-0xffffffffffffffff (   0 Bytes): /dev/cs0
> >>>>>>>>    `-- mem0
> >>>>>>>>       `-- 0x00000000-0xffffffffffffffff (   0 Bytes): /dev/mem
> >>>>>>>>    `-- netconsole
> >>>>>>>>       `-- 0x00000000-0xffffffffffffffff (   0 Bytes):
> >> /dev/netconsole-1
> >>>>>>>>    `-- tap0
> >>>>>>>>       `-- eth0
> >>>>>>>>    `-- sdlfb0
> >>>>>>>>    `-- devrandom0
> >>>>>>>>    `-- chosen:environment.of
> >>>>>>>> `-- spi
> >>>>>>>> `-- i2c
> >>>>>>>> `-- fs
> >>>>>>>>    `-- ramfs0
> >>>>>>>>    `-- devfs0
> >>>>>>>>    `-- pstore0
> >>>>>>>> `-- state
> >>>>>>>> barebox at Sandbox:/
> >>>>>>>>
> >>>>>>>> I am doing ping but it doesn't have any dns entry and route to
> >> resolve it.
> >>>>>>>>
> >>>>>>>> Please let me know for any other information.
> >>>>>>>>
> >>>>>>>> Thanks and regards,
> >>>>>>>> Neeraj
> >>>>>>
> >>>>>
> >>>>> --
> >>>>> Pengutronix e.K.                           |
> >>    |
> >>>>> Steuerwalder Str. 21                       |
> >> http://www.pengutronix.de/  |
> >>>>> 31137 Hildesheim, Germany                  | Phone:
> >> +49-5121-206917-0    |
> >>>>> Amtsgericht Hildesheim, HRA 2686           | Fax:
> >>  +49-5121-206917-5555 |
> >>>>
> >>>
> >>> --
> >>> Pengutronix e.K.                           |
> >>  |
> >>> Steuerwalder Str. 21                       | http://www.pengutronix.de/
> >> |
> >>> 31137 Hildesheim, Germany                  | Phone: +49-5121-206917-0
> >> |
> >>> Amtsgericht Hildesheim, HRA 2686           | Fax:   +49-5121-206917-5555
> >> |
> >>
> >
>
> --
> Pengutronix e.K.                           |                             |
> Steuerwalder Str. 21                       | http://www.pengutronix.de/  |
> 31137 Hildesheim, Germany                  | Phone: +49-5121-206917-0    |
> Amtsgericht Hildesheim, HRA 2686           | Fax:   +49-5121-206917-5555 |



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