Errata corrige : nano debian.cfg :
kernel = '/Dati/xen/kernels/zImage-6.1.61-stb-xen-cbe+' memory = '768' name = 'Debian-bookworm' vcpus = '1' disk = [ '/Dati/xen/debian.img,,xvda,w' ] vif = [ 'type=vif,mac=00:16:3e:12:34:56,script=vif-route-*local*' ] extra = 'console=hvc0 root=/dev/xvda rw init=/sbin/init xen-fbfront.video=24,1024,768' On Sun, Nov 19, 2023 at 10:54 PM Mario Marietto <marietto2...@gmail.com> wrote: > Hello. > > I'm trying to configure Debian 12 / DomU on my (Arm32) Chromebook because > I want to use the Internet and I want its IP address to be seen from > "outside" of my LAN. > > This is the tutorial that I'm following : > > > > https://github.com/mobile-virt/u-boot-chromebook-xe303c12/tree/chromebook/xen#starting-a-domu-guest > > Given these config files : > > > A) on the host os (Devuan 5) > > Linux devuan-bunsen 6.1.61-stb-xen-cbe+ #1 SMP PREEMPT Sat Nov 4 13:46:17 > EDT 2023 armv7l > > root@devuan-bunsen:~# ifconfig > > lo: flags=73<UP,LOOPBACK,RUNNING> mtu 65536 > inet 127.0.0.1 netmask 255.0.0.0 > inet6 ::1 prefixlen 128 scopeid 0x10<host> > loop txqueuelen 1000 (Local Loopback) > RX packets 2729 bytes 8279984 (7.8 MiB) > RX errors 0 dropped 0 overruns 0 frame 0 > TX packets 2729 bytes 8279984 (7.8 MiB) > TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0 > > mlan0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500 > inet 192.168.1.7 netmask 255.255.255.0 broadcast 192.168.1.255 > inet6 fe80::8839:239b:9b37:cf84 prefixlen 64 scopeid 0x20<link> > RX packets 19694 bytes 2193230 (2.0 MiB) > RX errors 0 dropped 0 overruns 0 frame 0 > TX packets 18757 bytes 10464406 (9.9 MiB) > TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0 > > vif4.0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500 > inet 192.168.1.7 netmask 255.255.255.255 broadcast 192.168.1.255 > ether fe:ff:ff:ff:ff:ff txqueuelen 1000 (Ethernet) > RX packets 359 bytes 94924 (92.6 KiB) > RX errors 0 dropped 0 overruns 0 frame 0 > TX packets 42 bytes 1764 (1.7 KiB) > TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0 > > nano debian.cfg : > > kernel = '/Dati/xen/kernels/zImage-6.1.61-stb-xen-cbe+' > memory = '768' > name = 'Debian-bookworm' > vcpus = '1' > disk = [ '/Dati/xen/debian.img,,xvda,w' ] > vif = [ 'type=vif,mac=00:16:3e:12:34:56,script=vif-route' ] > extra = 'console=hvc0 root=/dev/xvda rw init=/sbin/init > xen-fbfront.video=24,1024,768' > > > nano /etc/xen/scripts/vif-route-local : > > #!/bin/bash > > #============================================================================ > # ${XEN_SCRIPT_DIR}/vif-route > # > # Script for configuring a vif in routed mode. > # > # Usage: > # vif-route (add|remove|online|offline) > # > # Environment vars: > # dev vif interface name (required). > # XENBUS_PATH path to this device's details in the XenStore (required). > # > # Read from the store: > # ip list of IP networks for the vif, space-separated (default given > in > # this script). > > #============================================================================ > > dir=$(dirname "$0") > . "${dir}/vif-common.sh" > #netdev=$(mlan0) > main_ip=$(dom0_ip) > case "${command}" in > add|online) > echo $dev > echo $ip > echo $main_ip > ifconfig ${dev} ${main_ip} netmask 255.255.255.255 up > echo 1 >/proc/sys/net/ipv4/conf/${dev}/proxy_arp > echo 1 >/proc/sys/net/ipv4/conf/${dev}/forwarding > echo 1 >/proc/sys/net/ipv4/conf/mlan0/forwarding > echo 1 >/proc/sys/net/ipv4/conf/mlan0/proxy_arp > /usr/sbin/arp -i mlan0 -Ds $main_ip mlan0 pub > ipcmd='add' > cmdprefix='' > ;; > remove|offline) > do_without_error ifdown ${dev} > ipcmd='del' > cmdprefix='do_without_error' > ;; > esac > > case "${type_if}" in > tap) > metric=1 > ;; > vif) > metric=2 > ;; > *) > fatal "Unrecognised interface type ${type_if}" > ;; > esac > > # If we've been given a list of IP addresses, then add routes from dom0 to > # the guest using those addresses. > for addr in ${ip} ; do > ${cmdprefix} ip route ${ipcmd} ${addr} dev ${dev} src ${main_ip} > metric ${metric} > done > > handle_iptable > > call_hooks vif post > > log debug "Successful vif-route ${command} for ${dev}." > if [ "${command}" = "online" ] > then > success > fi > > > B) on the guest os (Debian 12) > > > /etc/network/interfaces : > > source /etc/network/interfaces.d/* > iface enX0 inet static > address 192.168.1.10/24 > gateway 192.168.1.7 > > /etc/resolv.conf : > > options edns0 trust-ad > search homenet.telecomitalia.it > nameserver 8.8.8.8 > > > this is what happens within the guest os (Debian 12) : > > > root@bookworm:~# ifup enX0 > > root@bookworm:~# ip a > > 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group > default qlen 1000 > link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 > inet 127.0.0.1/8 scope host lo > valid_lft forever preferred_lft forever > inet6 ::1/128 scope host noprefixroute > valid_lft forever preferred_lft forever > > 2: sit0@NONE: <NOARP> mtu 1480 qdisc noop state DOWN group default qlen > 1000 > link/sit 0.0.0.0 brd 0.0.0.0 > > 3: enX0: <BROADCAST,MULTICAST,DYNAMIC,UP,LOWER_UP> mtu 1500 qdisc > pfifo_fast state UP group default > qlen 1000 > link/ether 00:16:3e:12:34:56 brd ff:ff:ff:ff:ff:ff > inet 192.168.1.10/24 brd 192.168.1.255 scope global enX0 > valid_lft forever preferred_lft forever > inet6 fe80::216:3eff:fe12:3456/64 scope link > valid_lft forever preferred_lft forever > > root@bookworm:~# ping google.it > ping: google.it: Temporary failure in name resolution > > > Where can be the error ? thanks. > > -- > Mario. > -- Mario.
