infra-docs-fpo/modules/sysadmin_guide/pages/bodhi.adoc
Michal Konečný dde315ecf5 Review bodhi SOP
Signed-off-by: Michal Konečný <mkonecny@redhat.com>
2021-08-18 11:44:52 +02:00

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= Bodhi Infrastructure SOP
Bodhi is used by Fedora developers to submit potential package updates
for releases and to manage buildroot overrides. From here, bodhi handles
all of the dirty work, from sending around emails, dealing with Koji, to
composing the repositories.
Bodhi production instance: https://bodhi.fedoraproject.org
Bodhi project page: https://github.com/fedora-infra/bodhi
== Contents
* <<_contact_information>>
* <<_adding_a_new_pending_release>>
* <<_pre_beta_bodhi_config>>
* <<_post_beta_bodhi_config>>
* <<_0_day_release_actions>>
* <<_configuring_all_bodhi_nodes>>
* <<_pushing_updates>>
* <<_monitoring_the_bodhi_composer_output>>
* <<_resuming_a_failed_push>>
* <<_performing_a_bodhi_upgrade>>
* <<_syncing_the_production_database_to_staging>>
* <<_release_eol>>
* <<_adding_notices_to_the_front_page_or_new_update_form>>
* <<_using_the_bodhi_shell_to_modify_updates_by_hand>>
* <<_using_the_bodhi_shell_to_fix_uniqueness_problems_with_e_mail_addresses>>
* <<_troubleshooting_and_resolution>>
== Contact Information
Owner::
Fedora Infrastructure Team
Contact::
#fedora-admin
Persons::
bowlofeggs
Location::
iad2
Servers::
* bodhi-backend01.iad2.fedoraproject.org (composer)
* os.fedoraproject.org (web front end and backend task workers for
non-compose tasks)
* bodhi-backend01.stg.iad2.fedoraproject.org (staging composer)
* os.stg.fedoraproject.org (staging web front end and backend task
workers for non-compose tasks)
Purpose::
Push package updates, and handle new submissions.
== Adding a new pending release
Adding and modifying releases is done using the
_bodhi-manage-releases_ tool.
You can add a new pending release by running this command:
....
bodhi-manage-releases create --name F23 --long-name "Fedora 23" --id-prefix FEDORA --version 23 --branch f23 --dist-tag f23 --stable-tag f23-updates --testing-tag f23-updates-testing --candidate-tag f23-updates-candidate --pending-stable-tag f23-updates-pending --pending-testing-tag f23-updates-testing-pending --override-tag f23-override --state pending
....
== Pre-Beta Bodhi config
Enable pre_beta policy in bodhi config in ansible.::::
ansible/roles/bodhi2/base/templates/production.ini.j2
Uncomment or add the following lines:
....
#f29.status = pre_beta
#f29.pre_beta.mandatory_days_in_testing = 3
#f29.pre_beta.critpath.min_karma = 1
#f29.pre_beta.critpath.stable_after_days_without_negative_karma = 14
....
== Post-Beta Bodhi config
Enable post_beta policy in bodhi config in ansible.::::
ansible/roles/bodhi2/base/templates/production.ini.j2
Comment or remove the following lines corresponding to pre_beta policy:
....
#f29.status = pre_beta
#f29.pre_beta.mandatory_days_in_testing = 3
#f29.pre_beta.critpath.min_karma = 1
#f29.pre_beta.critpath.stable_after_days_without_negative_karma = 14
....
Uncomment or add the following lines for post_beta policy
....
#f29.status = post_beta
#f29.post_beta.mandatory_days_in_testing = 7
#f29.post_beta.critpath.min_karma = 2
#f29.post_beta.critpath.stable_after_days_without_negative_karma = 14
....
== 0-day Release Actions
* update atomic config
* run the ansible playbook
Going from pending to a proper release in bodhi requires a few steps:
Change state from pending to current:
....
bodhi-manage-releases edit --name F23 --state current
....
You may also need to disable any pre-beta or post-beta policy defined in
the bodhi config in ansible.:
....
ansible/roles/bodhi2/base/templates/production.ini.j2
....
Uncomment or remove the lines related to pre and post beta polcy
....
#f29.status = post_beta
#f29.post_beta.mandatory_days_in_testing = 7
#f29.post_beta.critpath.min_karma = 2
#f29.post_beta.critpath.stable_after_days_without_negative_karma = 14
#f29.status = pre_beta
#f29.pre_beta.mandatory_days_in_testing = 3
#f29.pre_beta.critpath.min_karma = 1
#f29.pre_beta.critpath.stable_after_days_without_negative_karma = 14
....
== Configuring all bodhi nodes
Run this command from the _ansible_ checkout to configure
all of bodhi in production:
....
# This will configure the backends
$ sudo rbac-playbook playbooks/groups/bodhi2.yml
# This will configure the frontend
$ sudo rbac-playbook openshift-apps/bodhi.yml
....
== Pushing updates
SSH into the `bodhi-backend01` machine and run:
....
$ sudo -u apache bodhi-push
....
You can restrict the updates by release and/or request:
....
$ sudo -u apache bodhi-push --releases f23,f22 --request stable
....
You can also push specific builds:
....
$ sudo -u apache bodhi-push --builds openssl-1.0.1k-14.fc22,openssl-1.0.1k-14.fc23
....
This will display a list of updates that are ready to be pushed.
== Monitoring the bodhi composer output
You can monitor the bodhi composer via the `bodhi` CLI tool, or via the
systemd journal on `bodhi-backend01`:
....
# From the comfort of your own laptop.
$ bodhi composes list
# From bodhi-backend01
$ journalctl -f -u fedmsg-hub
....
== Resuming a failed push
If a push fails for some reason, you can easily resume it on
`bodhi-backend01` by running:
....
$ sudo -u apache bodhi-push --resume
....
== Performing a bodhi upgrade
=== Build Bodhi
Bodhi is deployed from the infrastructure Koji repositories. At the time
of this writing, it is deployed from the `f29-infra` and `f29-infra-stg`
(for staging) repositories. Bodhi is built for these repositories from
the `master` branch of the
https://src.fedoraproject.org/rpms/bodhi[bodhi dist-git repository].
As an example, to build a Bodhi beta for the `f29-infra-stg` repository,
you can use this command:
....
$ rpmbuild --define "dist .fc29.infra" -bs bodhi.spec
Wrote: /home/bowlofeggs/rpmbuild/SRPMS/bodhi-3.13.0-0.0.beta.e0ca5bc.fc29.infra.src.rpm
$ koji build f29-infra /home/bowlofeggs/rpmbuild/SRPMS/bodhi-3.13.0-0.0.beta.e0ca5bc.fc29.infra.src.rpm
....
When building a Bodhi release that is intended for production, we should
build from the production dist-git repo instead of uploading an SRPM:
....
$ koji build f29-infra git+https://src.fedoraproject.org/rpms/bodhi.git#d64f40408876ec85663ec52888c4e44d92614b37
....
All builds against the `f29-infra` build target will go into the
`f29-infra-stg` repository. If you wish to promote a build from staging
to production, you can do something like this command:
....
$ koji move-build f29-infra-stg f29-infra bodhi-3.13.0-1.fc29.infra
....
=== Staging
The upgrade playbook will apply configuration changes after running the
alembic upgrade. Sometimes you may need changes applied to the Bodhi
systems in order to get the upgrade playbook to succeed. If you are in
this situation, you can apply those changes by running the bodhi-backend
playbook:
....
sudo rbac-playbook -l staging groups/bodhi-backend.yml
....
In the
https://pagure.io/fedora-infra/ansible/blob/main/f/inventory/group_vars/os_masters_stg[os_masters inventory],
edit the `bodhi_version` setting to the version you wish to deploy to
staging. For example, to deploy `bodhi-3.13.0-1.fc29.infra` to staging,
I would set that varible like this:
....
bodhi_version: "bodhi-3.13.0-1.fc29.infra"
....
Run these commands:
....
# Synchronize the database from production to staging
$ sudo rbac-playbook manual/staging-sync/bodhi.yml -l staging
# Upgrade the Bodhi backend on staging
$ sudo rbac-playbook manual/upgrade/bodhi.yml -l staging
# Upgrade the Bodhi frontend on staging
$ sudo rbac-playbook openshift-apps/bodhi.yml -l staging
....
=== Production
The upgrade playbook will apply configuration changes after running the
alembic upgrade. Sometimes you may need changes applied to the Bodhi
systems in order to get the upgrade playbook to succeed. If you are in
this situation, you can apply those changes by running the bodhi-backend
playbook:
....
sudo rbac-playbook groups/bodhi-backend.yml -l bodhi-backend
....
In the
https://pagure.io/fedora-infra/ansible/blob/main/f/inventory/group_vars/os_masters[os_masters inventory],
edit the `bodhi_version` setting to the version you wish to deploy to
production. For example, to deploy `bodhi-3.13.0-1.fc29.infra` to
production, I would set that varible like this:
....
bodhi_version: "bodhi-3.13.0-1.fc29.infra"
....
To update the bodhi RPMs in production:
....
# Update the backend VMs (this will also run the migrations, if any)
$ sudo rbac-playbook manual/upgrade/bodhi.yml -l bodhi-backend
# Update the frontend
$ sudo rbac-playbook openshift-apps/bodhi.yml
....
== Syncing the production database to staging
This can be useful for testing issues with production data in staging:
....
$ sudo rbac-playbook manual/staging-sync/bodhi.yml -l staging
....
== Release EOL
....
bodhi-manage-releases edit --name F21 --state archived
....
== Adding notices to the front page or new update form
You can easily add notification messages to the front page of bodhi
using the _frontpage_notice_ option in
_ansible/roles/bodhi2/base/templates/production.ini.j2_. If
you want to flash a message on the New Update Form, you can use the
_newupdate_notice_ variable instead. This can be useful for
announcing things like service outages, etc.
== Using the Bodhi Shell to modify updates by hand
The "bodhi shell" is a Python shell with the SQLAlchemy session and
transaction manager initialized. It can be run from any
production/staging backend instance and allows you to modify any models
by hand.
....
sudo pshell /etc/bodhi/production.ini
# Execute a script that sets up the `db` and provides a `delete_update` function.
# This will eventually be shipped in the bodhi package, but can also be found here.
# https://raw.githubusercontent.com/fedora-infra/bodhi/develop/tools/shelldb.py
>>> execfile('shelldb.py')
....
At this point you have access to a _db_ SQLAlchemy Session
instance, a _t_ _transaction module_, and
_m_ for the _bodhi.models_.
....
# Fetch an update, and tweak it as necessary.
>>> up = m.Update.get(u'u'FEDORA-2016-4d226a5f7e', db)
# Commit the transaction
>>> t.commit()
....
Here is an example of merging two updates together and deleting the
original.
....
>>> up = m.Update.get(u'FEDORA-2016-4d226a5f7e', db)
>>> up.builds
[<Build {'epoch': 0, 'nvr': u'resteasy-3.0.17-2.fc24'}>, <Build {'epoch': 0, 'nvr': u'pki-core-10.3.5-1.fc24'}>]
>>> b = up.builds[0]
>>> up2 = m.Update.get(u'FEDORA-2016-5f63a874ca', db)
>>> up2.builds
[<Build {'epoch': 0, 'nvr': u'resteasy-3.0.17-3.fc24'}>]
>>> up.builds.remove(b)
>>> up.builds.append(up2.builds[0])
>>> delete_update(up2)
>>> t.commit()
....
== Using the Bodhi shell to fix uniqueness problems with e-mail addresses
Bodhi currently enforces uniqueness on user e-mail addresses. There is
https://github.com/fedora-infra/bodhi/issues/2387[an issue] filed to
drop this upstream, but for the time being the constraint is enforced.
This can be a problem for users who have more than one FAS account if
they make one account use an e-mail address that was previously used by
another account, if that other account has not logged into Bodhi since
it was changed to use a different address. One way the user can fix this
themselves is to log in to Bodhi with the old account so that Bodhi
learns about its new address. However, an admin can also fix this by
hand by using the Bodhi shell.
For example, suppose a user has created `user_1` and `user_2`. Suppose
that `user_1` used to use `email_a@example.com` but has been changed to
use `email_b@example.com` in FAS, and `user_2` is now configured to use
`email_a@example.com` in FAS. If `user_2` attempts to log in to Bodhi,
it will cause a uniqueness violation since Bodhi does not know that
`user_1` has changed to `email_b@example.com`. The user can simply log
in as `user_1` to fix this, which will cause Bodhi to update its e-mail
address to `email_b@example.com`. Or an admin can fix it with a shell on
one of the Bodhi backend servers like this:
....
[bowlofeggs@bodhi-backend02 ~][PROD]$ sudo -u apache pshell /etc/bodhi/production.ini
2018-05-29 20:21:36,366 INFO [bodhi][MainThread] Using python-bugzilla
2018-05-29 20:21:36,367 DEBUG [bodhi][MainThread] Using Koji Buildsystem
2018-05-29 20:21:42,559 INFO [bodhi.server][MainThread] Bodhi ready and at your service!
Python 2.7.14 (default, Mar 14 2018, 13:36:31)
[GCC 7.3.1 20180303 (Red Hat 7.3.1-5)] on linux2
Type "help" for more information.
Environment:
app The WSGI application.
registry Active Pyramid registry.
request Active request object.
root Root of the default resource tree.
root_factory Default root factory used to create `root`.
Custom Variables:
m bodhi.server.models
>>> u = m.User.query.filter_by(name=u'user_1').one()
>>> u.email = u'email_b@example.com'
>>> m.Session().commit()
....
== Troubleshooting and Resolution
=== Atomic OSTree compose failure
If the Atomic OSTree compose fails with some sort of
_Device or Resource busy_ error, then run _mount_ to see if there
are any stray _tmpfs_ mounts still active:
....
tmpfs on /var/lib/mock/fedora-22-updates-testing-x86_64/root/var/tmp/rpm-ostree.bylgUq type tmpfs (rw,relatime,seclabel,mode=755)
....
You can then
_umount /var/lib/mock/fedora-22-updates-testing-x86_64/root/var/tmp/rpm-ostree.bylgUq_
and resume the push again.
=== nfs repodata cache IOError
Sometimes you may hit an IOError during the updateinfo.xml generation
process from createrepo_c:
....
IOError: Cannot open /mnt/koji/mash/updates/epel7-160228.1356/../epel7.repocache/repodata/repomd.xml: File /mnt/koji/mash/updates/epel7-160228.1356/../epel7.repocache/repodata/repomd.xml doesn't exists or not a regular file
....
This issue will be resolved with NFSv4, but in the mean time it can be
worked around by removing the _.repocache_ directory and
resuming the push:
....
rm -fr /mnt/koji/mash/updates/epel7.repocache
....