lport migration error

[Li Ma]

May 18 19:36:42.955778 ubuntu-xenial-ovh-gra1-8884370 df-local-controller[22868]: ERROR dragonflow.db.api_nb [-] migration for lport e3d1522a-41cb-49b1-82e3-68558fee90b9 not found
May 18 19:36:42.956044 ubuntu-xenial-ovh-gra1-8884370 df-local-controller[22868]: ERROR dragonflow.db.api_nb Traceback (most recent call last):
May 18 19:36:42.956331 ubuntu-xenial-ovh-gra1-8884370 df-local-controller[22868]: ERROR dragonflow.db.api_nb File "/opt/stack/new/dragonflow/dragonflow/db/api_nb.py", line 325, in get_lport_migration
May 18 19:36:42.956622 ubuntu-xenial-ovh-gra1-8884370 df-local-controller[22868]: ERROR dragonflow.db.api_nb migration_json = self.driver.get_key('lport_migration', port_id)
May 18 19:36:42.956894 ubuntu-xenial-ovh-gra1-8884370 df-local-controller[22868]: ERROR dragonflow.db.api_nb File "/opt/stack/new/dragonflow/dragonflow/db/drivers/redis_db_driver.py", line 189, in get_key
May 18 19:36:42.957161 ubuntu-xenial-ovh-gra1-8884370 df-local-controller[22868]: ERROR dragonflow.db.api_nb raise df_exceptions.DBKeyNotFound(key=key)
May 18 19:36:42.957429 ubuntu-xenial-ovh-gra1-8884370 df-local-controller[22868]: ERROR dragonflow.db.api_nb DBKeyNotFound: DB Key not found, key=e3d1522a-41cb-49b1-82e3-68558fee90b9
May 18 19:36:42.957705 ubuntu-xenial-ovh-gra1-8884370 df-local-controller[22868]: ERROR dragonflow.db.api_nb

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/467921
Committed: https://git.openstack.org/cgit/openstack/dragonflow/commit/?id=ab66d29e7e80f1c32f4892e42f9cb99ebe5a39c2
Submitter: Jenkins
Branch: master

commit ab66d29e7e80f1c32f4892e42f9cb99ebe5a39c2
Author: Dima Kuznetsov <email address hidden>
Date: Thu May 25 09:50:04 2017 +0300

    Remove stack trace when lport migration is missing

    Lport migration is checked every time a port is deleted. Lport migration
    missing is a perfectly fine condition, this patch demotes the log to
    DEBUG level.

    Closes-Bug: #1691903
    Change-Id: I3975cd7eddc106b817b529fac2994e00f02d7903