[Openstack-operators] [Octavia] SSL errors polling amphorae and missing tenant network interface

Gaël THEROND gael.therond at gmail.com
Fri Oct 19 23:47:42 UTC 2018


Hi eric!

Glad I’m not the only one having this issue with the ssl communication
between the amphora and the CP.

Even if I don’t yet get a clear answer regarding that issue, I think your
second issue is not an issue as the interface is mounted on a namespace and
so you’ll need to list all nic even those from namespace.

Use an ip netns ls to get the namespace.

Hope it will help.

Le ven. 19 oct. 2018 à 20:40, Erik McCormick <emccormick at cirrusseven.com> a
écrit :

> I've been wrestling with getting Octavia up and running and have
> become stuck on two issues. I'm hoping someone has run into these
> before. My google foo has come up empty.
>
> Issue 1:
> When the Octavia controller tries to poll the amphora instance, it
> tries repeatedly and eventually fails. The error on the controller
> side is:
>
> 2018-10-19 14:17:39.181 26 ERROR
> octavia.amphorae.drivers.haproxy.rest_api_driver [-] Connection
> retries (currently set to 300) exhausted.  The amphora is unavailable.
> Reason: HTTPSConnectionPool(host='10.7.0.112', port=9443): Max retries
> exceeded with url: /0.5/plug/vip/10.250.20.15 (Caused by
> SSLError(SSLError("bad handshake: Error([('rsa routines',
> 'RSA_padding_check_PKCS1_type_1', 'invalid padding'), ('rsa routines',
> 'rsa_ossl_public_decrypt', 'padding check failed'), ('asn1 encoding
> routines', 'ASN1_item_verify', 'EVP lib'), ('SSL routines',
> 'tls_process_server_certificate', 'certificate verify
> failed')],)",),)): SSLError: HTTPSConnectionPool(host='10.7.0.112',
> port=9443): Max retries exceeded with url: /0.5/plug/vip/10.250.20.15
> (Caused by SSLError(SSLError("bad handshake: Error([('rsa routines',
> 'RSA_padding_check_PKCS1_type_1', 'invalid padding'), ('rsa routines',
> 'rsa_ossl_public_decrypt', 'padding check failed'), ('asn1 encoding
> routines', 'ASN1_item_verify', 'EVP lib'), ('SSL routines',
> 'tls_process_server_certificate', 'certificate verify
> failed')],)",),))
>
> On the amphora side I see:
> [2018-10-19 17:52:54 +0000] [1331] [DEBUG] Error processing SSL request.
> [2018-10-19 17:52:54 +0000] [1331] [DEBUG] Invalid request from
> ip=::ffff:10.7.0.40: [SSL: SSL_HANDSHAKE_FAILURE] ssl handshake
> failure (_ssl.c:1754)
>
> I've generated certificates both with the script in the Octavia git
> repo, and with the Openstack Ansible playbook. I can see that they are
> present in /etc/octavia/certs.
>
> I'm using the Kolla (Queens) containers for the control plane so I'm
> sure I've satisfied all the python library constraints.
>
> Issue 2:
> I"m not sure how it gets configured, but the tenant network interface
> (ens6) never comes up. I can spawn other instances on that network
> with no issue, and I can see that Neutron has the port attached to the
> instance. However, in the instance this is all I get:
>
> ubuntu at amphora-33e0aab3-8bc4-4fcb-bc42-b9b36afb16d4:~$ ip a
> 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN
> group default qlen 1
>     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
>        valid_lft forever preferred_lft forever
> 2: ens3: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 9000 qdisc pfifo_fast
> state UP group default qlen 1000
>     link/ether fa:16:3e:30:c4:60 brd ff:ff:ff:ff:ff:ff
>     inet 10.7.0.112/16 brd 10.7.255.255 scope global ens3
>        valid_lft forever preferred_lft forever
>     inet6 fe80::f816:3eff:fe30:c460/64 scope link
>        valid_lft forever preferred_lft forever
> 3: ens6: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN group
> default qlen 1000
>     link/ether fa:16:3e:89:a2:7f brd ff:ff:ff:ff:ff:ff
>
> There's no evidence of the interface anywhere else including udev rules.
>
> Any help with either or both issues would be greatly appreciated.
>
> Cheers,
> Erik
>
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