Hi Numan:

Ping can we get this in? Also need to apply for branch-23.09. cc @Ales Musil
<[email protected]>


Ali

On Thu, Jan 18, 2024 at 9:14 AM aginwala <[email protected]> wrote:

> Thanks:
>
> fix:
> https://patchwork.ozlabs.org/project/ovn/patch/[email protected]/
>  .
>
>
> Ali
>
> On Tue, Jan 9, 2024 at 7:14 PM Numan Siddique <[email protected]> wrote:
>
>>
>>
>> On Tue, Jan 9, 2024, 9:46 PM aginwala <[email protected]> wrote:
>>
>>> So it seems it would be ok to use STREAM_SSL_OPTION_HANDLERS for multiple
>>> places not just ovn-controller which covers ssl-ciphers and
>>> ssl-protocols.
>>> Let me know and can amend in other patch or amend in same patch.
>>>
>>
>>
>> Thanks for root causing it.  I think one patch is good.
>>
>>
>>> On Tue, Jan 9, 2024 at 4:15 PM aginwala <[email protected]> wrote:
>>>
>>> > Hi :
>>> >
>>> > Debugging further with gdb, I was able to figure out it was was missed
>>> in
>>> > ovn-controller part of stream ssl option hanlder
>>> >
>>> >
>>> > git diff
>>> > diff --git a/controller/ovn-controller.c b/controller/ovn-controller.c
>>> > index 632a2cb15..66316e057 100644
>>> > --- a/controller/ovn-controller.c
>>> > +++ b/controller/ovn-controller.c
>>> > @@ -6191,6 +6191,13 @@ parse_options(int argc, char *argv[])
>>> >              ssl_ca_cert_file = optarg;
>>> >              break;
>>> >
>>> > +        case OPT_SSL_PROTOCOLS:
>>> > +            stream_ssl_set_protocols(optarg);
>>> > +            break;
>>> > +
>>> > +        case OPT_SSL_CIPHERS:
>>> > +            stream_ssl_set_ciphers(optarg);
>>> > +            break;
>>> >
>>> >          case OPT_PEER_CA_CERT:
>>> >              stream_ssl_set_peer_ca_cert_file(optarg);
>>> >
>>> > Works fine after compiling with this fix. I can send a formal pr
>>> > accordingly.
>>> >
>>> >
>>> > Regards,
>>> > Ali
>>> >
>>> > On Mon, Jan 8, 2024 at 3:35 PM aginwala <[email protected]> wrote:
>>> >
>>> >> Hi:
>>> >>
>>> >> When setting extra args like ssl-cipers for ovn-controller, it
>>> results in
>>> >> coredump on branch 23.09
>>> >> compiled with  --with-ovs-source and  --with-ovs-build option, OVS
>>> >> (branch-3.2)
>>> >>
>>> >> dump:
>>> >> Using host libthread_db library
>>> "/lib/x86_64-linux-gnu/libthread_db.so.1".
>>> >> Core was generated by `ovn-controller
>>> >> --ssl-ciphers=HIGH:!aNULL:!MD5:@SECLEVEL=1 unix:/var/run/openvsw'
>>> >> Program terminated with signal SIGABRT, Aborted.
>>> >> #0  __GI_raise (sig=sig@entry=6) at
>>> ../sysdeps/unix/sysv/linux/raise.c:50
>>> >> 50 ../sysdeps/unix/sysv/linux/raise.c: No such file or directory.
>>> >> (gdb) bt
>>> >> #0  __GI_raise (sig=sig@entry=6) at
>>> ../sysdeps/unix/sysv/linux/raise.c:50
>>> >> #1  0x00007fb13d7cf859 in __GI_abort () at abort.c:79
>>> >> #2  0x0000563257fac75c in main (argc=<optimized out>, argv=<optimized
>>> >> out>) at controller/ovn-controller.c:6019
>>> >> (gdb) frame 2
>>> >> #2  0x0000563257fac75c in main (argc=<optimized out>, argv=<optimized
>>> >> out>) at controller/ovn-controller.c:6019
>>> >> 6019            OVS_NOT_REACHED();
>>> >> (gdb) quit
>>> >>
>>> >> ##ovn-controller --version
>>> >> ovn-controller 23.09.1
>>> >> Open vSwitch Library 3.2.2
>>> >> OpenFlow versions 0x6:0x6
>>> >> SB DB Schema 20.29.0
>>> >>
>>> >> ##Same happens even on trying with any ovn-* commands
>>> >> ovn-nbctl --ssl-ciphers='xx'
>>> >> Aborted (core dumped)
>>> >> ovn-nbctl --version
>>> >> ovn-nbctl 23.09.1
>>> >> Open vSwitch Library 3.2.2
>>> >> DB Schema 7.1.0
>>> >>
>>> >> ## back trace for ovn-nbctl
>>> >> #0  __GI_raise (sig=sig@entry=6) at
>>> ../sysdeps/unix/sysv/linux/raise.c:50
>>> >> 50 ../sysdeps/unix/sysv/linux/raise.c: No such file or directory.
>>> >> (gdb) frame 2
>>> >> #2  0x0000562c759485aa in apply_options_direct
>>> >> (local_options=0x7ffcaa25fbb0, n=1, parsed_options=<optimized out>,
>>> >>     dbctl_options=0x7ffcaa25fc40) at utilities/ovn-dbctl.c:621
>>> >> 621            OVS_NOT_REACHED();
>>> >>
>>> >> --ssl-ciphers works fine when using ovn 20.03 ; directly using ovn
>>> debian
>>> >> ovn-controller 20.03.2
>>> >> Open vSwitch Library 2.13.8
>>> >> OpenFlow versions 0x4:0x4
>>> >> SB DB Schema 2.7.0
>>> >>
>>> >> ## underlying ovs
>>> >> ~/ovn# ovs-vsctl --version
>>> >> ovs-vsctl (Open vSwitch) 2.16.8
>>> >> DB Schema 8.3.0
>>> >>
>>> >> #Kernel/distio:
>>> >> 5.4.0-167-generic/Ubuntu 20.04.6 LTS
>>> >>
>>> >>
>>> >> To avoid invalidating certs on already running computes setup with old
>>> >> ovs pki infra, setting ciphers to HIGH:!aNULL:!MD5:@SECLEVEL=1 works
>>> >> fine part of bumping  to newer 20.x and avoid connectivity failures to
>>> >> control plane due mostly due to below error.
>>> >> SSL_connect: error:1416F086:SSL
>>> >> routines:tls_process_server_certificate:certificate verify failed
>>> while
>>> >> connecting to control plane.
>>> >>
>>> >>
>>> >> Not sure if it's a known issue with newer OVS stream-ssl. Core file
>>> >> attached.
>>> >>
>>> >>
>>> >> Regards,
>>> >> Ali
>>> >>
>>> >
>>> _______________________________________________
>>> dev mailing list
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>>>
>>
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