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Pulp 3 Integration » History » Revision 40

Revision 39 (Jonathon Turel, 02/20/2020 09:55 PM) → Revision 40/86 (Samir Jha, 02/21/2020 12:10 AM)

h1. Pulp 3 Integration 

 This page is meant to capture links to various resources around pulp3 integration 

 * Initial Integration Document: https://docs.google.com/document/d/1eFM4H9BteA_nTDbUkRJgEiqSttXfAtB9-51a_OuwVJw/edit?usp=sharing 
 * Initial Community Post: https://community.theforeman.org/t/pulp-3-migration/10474 
 * Youtube Videos: https://www.youtube.com/playlist?list=PL59WSIBtIpv7tbjnsEAWNcdiOKAmjjgqE 
 * Tasks List: https://docs.google.com/spreadsheets/d/1PFx-VAEXlivlqDYR9INMW26AUWtuMS_XtEnwhFVP5Rc/edit?usp=sharing 
 * Main Tracker: https://projects.theforeman.org/issues/26987 

 h2. Katello Dev box with yum plugin using vagrant: 

 +*Install and enable pulp_rpm plugin*+  

 * vagrant up katello-dev-box 
 * vagrant ssh katello-dev-box 
 * Execute commands below:  
 <pre> 
 sudo yum install -y gcc make cmake bzip2-devel expat-devel file-devel glib2-devel libcurl-devel libmodulemd2-devel ninja-build libxml2-devel python36-devel python36-gobject rpm-devel openssl-devel sqlite-devel xz-devel zchunk-devel zlib-devel 
 sudo pip3 install scikit-build nose 
 sudo pip3 install pulp-rpm==3.0.0 
 sudo -u pulp PULP_SETTINGS='/etc/pulp/settings.py' DJANGO_SETTINGS_MODULE='pulpcore.app.settings' python3-django-admin migrate --no-input 
 sudo systemctl restart pulpcore-resource-manager pulpcore-content pulpcore-api pulpcore-worker@1 pulpcore-worker@2 
 </pre> 

 * Refresh the smart proxy  
 # login to katello/foreman 
 # navigate to infrastructure > smart proxies 
 # click 'refresh' in the list of actions beside your smart proxy 

 You should now see file, docker and yum as supported content type under pulpcore in the *Services tab*   




 h2. Katello Dev environment with pulp 3 using ansible playbook: 

 * Install a katello dev environment with forklift 
 * Install the following packages in your dev box:  
 <pre>sudo yum -y install https://people.redhat.com/iballou/libcomps-0.1.12-1.git.0.937a666.el7.x86_64.rpm</pre> 
 <pre>sudo yum -y install https://people.redhat.com/iballou/python3-libcomps-0.1.12-1.git.0.937a666.el7.x86_64.rpm</pre> 
 * checkout this forklift pr if its not merged: https://github.com/theforeman/forklift/pull/980 
 * setup ansible-pulp: 
 <pre> 
 cd forklift 
 git clone https://github.com/pulp/ansible-pulp.git 
 cd ansible-pulp 
 ansible-galaxy install -r requirements.yml -p ./roles 
 ansible-galaxy install pulp.pulp_rpm_prerequisites -p ./roles 
 </pre> 


 * within forkflift run: 
 <pre> 
 ansible-playbook ./playbooks/katello_pulp3.yml -l centos7-katello-devel 
 </pre> 

 * Refresh the smart proxy:  

   1. login to katello/foreman 
   2. navigate to infrastructure > smart proxies 
   3. click 'refresh' in the list of actions beside your smart proxy 
 You're now rockin' Pulp3 


 * *Known Issue:* Can't seem to use pulp3 on the box since pulp-api.service fails to start. 
 <pre> 
 sudo chmod -R 777 /etc/pki/pulp/ 
 sudo systemctl restart pulpcore-api.service 
 </pre> 

 * Reset the Katello Pulp 3 Dev Environment 
 From within the Foreman directory: 
 <pre>bundle exec rake katello:reset</pre> 

 

 h2. Smart Proxy Setup: 

 * Install a smart proxy to point to your pulp3_dev box 
 * ssh into the smart proxy 
 * sudo mkdir /etc/httpd/conf.d/05-foreman-ssl.d 
 * sudo vi /etc/httpd/conf/httpd.conf 
 * Add IncludeOptional "/etc/httpd/conf.d/05-foreman-ssl.d/*.conf to the end of the file and save 
 * In forklift > Run ansible-playbook ./playbooks/katello_pulp3.yml -l centos7-proxy-devel 

 h3. Other Resources 

 * pulp3 gap analysis wiki https://projects.theforeman.org/projects/katello/wiki/PulpV3GapAnalysis 
 * pulp3 gap analysis etherpad https://etherpad.net/p/pulp3_container 
 * pulp3 docker roadmap https://pulp.plan.io/projects/pulp/wiki/Pulp_Docker_Roadmap 


 h3. Old way to deploy pulp3 on other box 
 * <pre>yum install vagrant-sshfs</pre> 
 * Checkout pulplift: https://github.com/pulp/pulplift  
 * Follow pulplift readme instructions, copy the centos7-pulp3-github box definition from vagrant/boxes.d/99-local.yaml.example  
 * vagrant up centos7-pulp3-github 
 * On katello dev env, edit /etc/foreman-proxy/settings.d/pulp3.yml     
 ** add/edit options (replacing dev.pulp3 with ip address or hostname of pulplift box): 
 <pre> 
 :enabled: true 
 :pulp_url: http://dev.pulp3/pulp/ 
 </pre>  
 * restart foreman-proxy:    systemctl restart foreman-proxy 
 * refresh your smart proxy, from the Infrastructure > Smart Proxies page 
 * Confirm that you see 'pulp3' show up in the list of features for that smart proxy 

 h3. Deploying pulp3 on new dev boxes with postgres12: 

 In forklift, on branch with https://github.com/theforeman/forklift/pull/980 apply patch https://gist.github.com/sjha4/5d4189eae804bd2b3229c10870f56ac2#file-forklift-patch 

 cd ansible-pulp 
 Apply patch https://gist.github.com/sjha4/5d4189eae804bd2b3229c10870f56ac2#file-0001-psql12-patch  

 vagrant ssh into devel box 
 run  
 sudo ln -s /opt/rh/rh-postgresql12/root/usr/bin/pg_config /usr/sbin/pg_config 
 sudo ln -s /opt/rh/rh-postgresql12/root/usr/lib64/libpq.so.rh-postgresql12-5 /usr/lib64/libpq.so.rh-postgresql12-5 
 exit 
 Run the playbook. 
 It might fail with postmaster.pid exists. In which case, ssh into dev box.  
 sudo systemctl stop *postgresql* 
 find / -name postmaster.pid 
 rm -f ^^ 
 re-run the playbook. 

 Candlepin will probably stop working at this point. To fix this: 
 sudo vi /var/opt/rh/rh-postgresql12/lib/pgsql/data/pg_hba.conf 
 in the file set all the auth from peer to trust. 
 sudo systemctl restart *postgres* 

 h3. Updating of pulp client binding Gems 

 Every two weeks on a Friday, a PR should be open against katello to bump the client gems.    A script is provided https://gist.githubusercontent.com/jlsherrill/836268d9ee9b33fc1fff06e9061db4f4/raw/7a1044725b00c44246fd241e9bed644c5fab6321/generate_pulp3_deps.rb to output the relevant requirements that can be put into katello.gemspec. 

 Example PR: https://github.com/Katello/katello/pull/8294 

 If there are test failures, investigate and attempt to fix them.    VCR re-recording may be necessary.  

 If there is some expected change, this process can be done more often. 

 We will ask for a volunteer the thursday prior to each friday.    Current Schedule: 

 Sept 6th 
 Sept 20th 
 Oct    4th 
 Oct 18th