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1fb2bd6754
We now supply a minimal dhclient-script of our own in the mbuto boot image. There are some problems with it, so add some basic logging to help debug it. Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
56 lines
2.1 KiB
Bash
Executable File
56 lines
2.1 KiB
Bash
Executable File
#!/bin/sh
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#
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# SPDX-License-Identifier: AGPL-3.0-or-later
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#
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# PASST - Plug A Simple Socket Transport
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# for qemu/UNIX domain socket mode
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#
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# test/passt.mbuto - mbuto (https://mbuto.sh) profile for test images
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#
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# Copyright (c) 2022 Red Hat GmbH
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# Author: Stefano Brivio <sbrivio@redhat.com>
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PROGS="${PROGS:-ash,dash,bash ip mount ls insmod mkdir ln cat chmod lsmod
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modprobe find grep mknod mv rm umount jq iperf3 dhclient hostname
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sed tr chown sipcalc cut md5sum nc dd strace ping tail killall sleep
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sysctl nproc tcp_rr tcp_crr udp_rr which tee seq bc}"
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KMODS="${KMODS:- virtio_net virtio_pci}"
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LINKS="${LINKS:-
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ash,dash,bash /init
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ash,dash,bash /bin/sh}"
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DIRS="${DIRS} /tmp /sbin /var/log"
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FIXUP="${FIXUP}"'
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cat > /sbin/dhclient-script << EOF
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#!/bin/sh
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LOG=/var/log/dhclient-script.log
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echo \${reason} \${interface} >> \$LOG
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set >> \$LOG
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[ -n "\${new_interface_mtu}" ] && ip link set dev \${interface} mtu \${new_interface_mtu}
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[ -n "\${new_ip_address}" ] && ip addr add \${new_ip_address}/\${new_subnet_mask} dev \${interface}
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[ -n "\${new_routers}" ] && for r in \${new_routers}; do ip route add default via \${r} dev \${interface}; done
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[ -n "\${new_domain_name_servers}" ] && for d in \${new_domain_name_servers}; do echo "nameserver \${d}" >> /etc/resolv.conf; done
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[ -n "\${new_domain_name}" ] && (printf "search"; for d in \${new_domain_name}; do printf " %s" "\${d}"; done; printf "\n") >> /etc/resolv.conf
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[ -n "\${new_ip6_address}" ] && ip addr add \${new_ip6_address}/\${new_ip6_prefixlen} dev \${interface}
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[ -n "\${new_dhcp6_name_servers}" ] && for d in \${new_dhcp6_name_servers}; do echo "nameserver \${d}%\${interface}" >> /etc/resolv.conf; done
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[ -n "\${new_dhcp6_domain_search}" ] && (printf "search"; for d in \${new_dhcp6_domain_search}; do printf " %s" "\${d}"; done; printf "\n") >> /etc/resolv.conf
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[ -n "\${new_host_name}" ] && hostname "\${new_host_name}"
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exit 0
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EOF
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chmod 755 /sbin/dhclient-script
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ln -s /sbin /usr/sbin
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:> /etc/fstab
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sh +m
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'
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OUTPUT="KERNEL=__KERNEL__
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INITRD=__INITRD__
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"
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