Re: linux debian jail - network problems
- Reply: Sami Halabi : "Re: linux debian jail - network problems"
- In reply to: Sami Halabi : "Re: linux debian jail - network problems"
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Date: Fri, 25 Feb 2022 02:18:22 UTC
Hi, You can also track the WIP netlink feature, https://reviews.freebsd.org/D33975 > On Feb 25, 2022, at 4:05 AM, Sami Halabi <sodynet1@gmail.com> wrote: > > Hi, > Added Current, maybe will be lucky ;) > > Anyone have idea how approach and fix this? > > Sami > > בתאריך יום ג׳, 22 בפבר׳ 2022, 23:30, מאת Sami Halabi <sodynet1@gmail.com <mailto:sodynet1@gmail.com>>: > Hi all, > sorry for the cross post but I need help and I'm not sure where it hangs. > > I create linux jail (debian bullseye) via cbsd. > the jail is being populated with the debian userland.. > so far so good... services running (sshd) and I can login to the jail, I also can update packages and I can install apache httpd and all works fine (apt install or make from src). > I also manage to install packages even if their scripts depend on "ip" command that fails: > cbsd@j2> ip > Cannot open netlink socket: Address family not supported by protocol > > ifconfig show empty interfaces: > cbsd@j2> ifconfig > eth0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500 > ether 00:50:56:0a:b3:a0 (Ethernet) > RX packets 139798314 bytes 12029597009 (11.2 GiB) > RX errors 0 dropped 0 overruns 0 frame 0 > TX packets 26879143 bytes 34400160833 (32.0 GiB) > TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0 > > lo0: flags=4169<UP,LOOPBACK,RUNNING,MULTICAST> mtu 16384 > loop (Local Loopback) > RX packets 28548 bytes 160312960 (152.8 MiB) > RX errors 0 dropped 0 overruns 0 frame 0 > TX packets 28548 bytes 160312960 (152.8 MiB) > TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0 > > I know linux emulation doesn't implement netlink.. so what I do is fake the response by replacing /bin/ip by a bash script that prints the correct IP and fakes some other (needed by packages i Installed): > #!/bin/bash > if [ "$1" = "-o" ]; then > echo "1: eth0 inet 192.168.1.2/24 <http://192.168.1.2/24> brd 192.168.1.255 scope global eth0" > elif [ "$1" = "route" ]; then > if [ "$2" = "get" ]; then > echo "8.8.8.8 via 192.168.1.2 dev eth0 src 192.168.1.2 " > else > echo "default via 192.168.1.2 dev eth0" > fi > else > echo "1: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP qlen 1000" > echo " inet 192.168.1.2 /24 brd 192.168.1.255 scope global eth0" > > > still ifconfig shows no IP... its time to say it a regular jail and *NOT* VNET. > > *however* package that pull ips via libraries fail.. > eg: installed bind916 (name) in the logs I see these errors (relevant only): > cbsd@j2> service named start > Starting domain name service...: namednamed: prctl(PR_SET_DUMPABLE) failed: Invalid argument > cbsd@j2> > > > log file shows: > 22-Feb-2022 23:11:58.705 general: notice: BIND 9 is maintained by Internet Systems Consortium, > 22-Feb-2022 23:11:58.705 general: notice: Inc. (ISC), a non-profit 501(c)(3) public-benefit > 22-Feb-2022 23:11:58.705 general: notice: corporation. Support and training for BIND 9 are > 22-Feb-2022 23:11:58.705 general: notice: available at https://www.isc.org/support <https://www.isc.org/support> > 22-Feb-2022 23:11:58.705 general: notice: ---------------------------------------------------- > 22-Feb-2022 23:11:58.705 general: info: found 6 CPUs, using 6 worker threads > 22-Feb-2022 23:11:58.705 general: info: using 6 UDP listeners per interface > 22-Feb-2022 23:11:58.705 general: info: using up to 21000 sockets > 22-Feb-2022 23:11:58.715 general: info: loading configuration from '/etc/bind/named.conf' > 22-Feb-2022 23:11:58.715 general: info: reading built-in trust anchors from file '/etc/bind/bind.keys' > 22-Feb-2022 23:11:58.715 general: info: looking for GeoIP2 databases in '/usr/share/GeoIP' > 22-Feb-2022 23:11:58.715 general: info: using default UDP/IPv4 port range: [1024, 65535] > 22-Feb-2022 23:11:58.715 general: info: using default UDP/IPv6 port range: [1024, 65535] > 22-Feb-2022 23:11:58.715 network: info: no IPv6 interfaces found > 22-Feb-2022 23:11:58.715 general: error: ifiter_getifaddrs.c:79: unexpected error: > 22-Feb-2022 23:11:58.715 general: error: getting interface addresses: getifaddrs: Address family not supported by protocol > 22-Feb-2022 23:11:58.715 network: warning: not listening on any interfaces > *snip* > *snip* > 22-Feb-2022 23:11:58.735 general: error: socket.c:2405: unexpected error: > 22-Feb-2022 23:11:58.735 general: error: setsockopt(50, IP_RECVTOS) failed: Protocol not available > 22-Feb-2022 23:11:58.735 general: notice: couldn't add command channel 127.0.0.1#953: permission denied > 22-Feb-2022 23:11:58.735 general: error: socket.c:2405: unexpected error: > 22-Feb-2022 23:11:58.735 general: error: setsockopt(50, IP_RECVTOS) failed: Protocol not available > 22-Feb-2022 23:11:58.735 general: notice: couldn't add command channel 127.0.0.1#953: permission denied > 22-Feb-2022 23:11:58.735 zoneload: info: managed-keys-zone: loaded serial 24 > 22-Feb-2022 23:11:58.735 zoneload: info: zone 0.in-addr.arpa/IN: loaded serial 1 > 22-Feb-2022 23:11:58.735 general: error: socket.c:2405: unexpected error: > 22-Feb-2022 23:11:58.735 general: error: setsockopt(512, IP_RECVTOS) failed: Protocol not available > 22-Feb-2022 23:11:58.735 general: error: socket.c:2405: unexpected error: > 22-Feb-2022 23:11:58.735 general: error: setsockopt(513, IP_RECVTOS) failed: Protocol not available > 22-Feb-2022 23:11:58.745 zoneload: info: zone 255.in-addr.arpa/IN: loaded serial 1 > 22-Feb-2022 23:11:58.745 zoneload: info: zone j1.royalshells.com/IN <http://j1.royalshells.com/IN>: loaded serial 2022022106 > 22-Feb-2022 23:11:58.745 notify: info: zone j1.royalshells.com/IN <http://j1.royalshells.com/IN>: sending notifies (serial 2022022106) > 22-Feb-2022 23:11:58.745 general: error: socket.c:2405: unexpected error: > 22-Feb-2022 23:11:58.745 general: error: setsockopt(514, IP_RECVTOS) failed: Protocol not available > 22-Feb-2022 23:11:58.745 zoneload: info: zone localhost/IN: loaded serial 2 > 22-Feb-2022 23:11:58.745 general: error: socket.c:2405: unexpected error: > 22-Feb-2022 23:11:58.745 general: error: setsockopt(515, IP_RECVTOS) failed: Protocol not available > 22-Feb-2022 23:11:58.745 zoneload: info: zone 127.in-addr.arpa/IN: loaded serial 1 > 22-Feb-2022 23:11:58.745 general: notice: all zones loaded > 22-Feb-2022 23:11:58.745 general: notice: running > 22-Feb-2022 23:11:58.795 general: error: socket.c:2405: unexpected error: > 22-Feb-2022 23:11:58.795 general: error: setsockopt(50, IP_RECVTOS) failed: Protocol not available > 22-Feb-2022 23:12:58.811 general: error: ifiter_getifaddrs.c:79: unexpected error: > 22-Feb-2022 23:12:58.811 general: error: getting interface addresses: getifaddrs: Address family not supported by protocol > 22-Feb-2022 23:12:58.811 network: warning: not listening on any interfaces > > Any Idea how to fix this?? > > cbsd@j2> named -V > BIND 9.16.22-Debian (Extended Support Version) <id:59bfaba> > running on Linux x86_64 3.2.0 FreeBSD 12.3-RELEASE-p1 GENERIC > > installing newer versions > > I have also problems with dovecot mail package.. but will leave it for now > > Thanks in advance, > Sami >