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April 22, 2016 21:33
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| [[Category: Knowledge Base]] | |
| = Background = | |
| == Links == | |
| * [https://www.youtube.com/watch?v=8Hjk-EImZLk&list=PL8696E36FF1FF0943&index=3 OpenShift Commons Briefing] - Good talk from Mark Lamourine | |
| Systems Management Work | |
| * https://github.com/redhat-openstack/openshift-on-openstack | |
| * http://apppack.etherpad.corp.redhat.com/OSEonOSPFeatures? | |
| = Architecture = | |
| = Routine Operations = | |
| = Special Operations = | |
| == Installation/Setup Notes == | |
| Developed with instructions from [https://access.redhat.com/articles/1127153 here] and [https://www.rdoproject.org/networking/neutron-with-existing-external-network/ here]: | |
| Next download a RHEL image. This [https://access.redhat.com/solutions/894123 article] describes how to use them: | |
| https://access.redhat.com/downloads/content/69/ver=/rhel---7/7.2/x86_64/product-software | |
| Configure client for authentication: | |
| http://docs.openstack.org/openstack-ops/content/lay_of_the_land.html#cli_tools | |
| Configure Host CPU | |
| [[KVM#Nested_KVM]] | |
| === Security Group Configuration === | |
| Configure the rules. Built with instructions from [http://docs.openstack.org/user-guide/cli_nova_configure_access_security_for_instances.html here]: | |
| nova secgroup-add-rule default tcp 22 22 0.0.0.0/0 | |
| nova secgroup-add-rule default tcp 80 80 0.0.0.0/0 | |
| nova secgroup-add-rule default tcp 443 80 0.0.0.0/0 | |
| nova secgroup-add-rule default tcp 443 443 0.0.0.0/0 | |
| nova secgroup-add-rule default tcp 443 443 0.0.0.0/0 | |
| nova secgroup-add-rule default icmp 0.0.0.0/0 | |
| Look at the rules: | |
| nova secgroup-list-rules default | |
| === Virtual Machine Creation === | |
| Download RHEL KVM image | |
| Upload to OpenStack | |
| Start Medium Virtual Machine | |
| Configure network | |
| /etc/sysconfig/network | |
| ifcfg-eth0 | |
| /etc/resolv.conf | |
| /etc/hosts | |
| Enable SSH access | |
| PermitRootLogin | |
| PasswordAuth | |
| Set hostname | |
| hostnamectl set-hostname ose-on-osp.dc2.crunchtools.com | |
| === Install OpenShift === | |
| Built with instructions from [https://access.redhat.com/documentation/en/openshift-enterprise/3.1/installation-and-configuration/installation-and-configuration here]. Configuration | |
| Enable OSE channels and RHSCL (for demos): | |
| subscription-manager repos \ | |
| --enable="rhel-7-server-rpms" \ | |
| --enable="rhel-7-server-extras-rpms" \ | |
| --enable="rhel-7-server-ose-3.1-rpms" \ | |
| --enable="rhel-server-rhscl-7-rpms" | |
| After following installation, configure http auth: | |
| OpenShift_3#Configure_HTPasswd_Authentication_2 | |
| === Configure OpenStack Plugin === | |
| ==== Determine variables ==== | |
| Perform these commands in the OpenStack environment. Get AuthURL: | |
| . ~/keystonerc_admin | |
| env | grep OS_ | |
| OS_REGION_NAME=RegionOne | |
| OS_PASSWORD=600b3a5006494ae6 | |
| OS_AUTH_URL=http://192.168.100.2:5000/v2.0 | |
| OS_USERNAME=admin | |
| OS_TENANT_NAME=admin | |
| ==== Configure ==== | |
| Perform these operations on the OpenShift Master. Used instructions from [https://docs.openshift.com/enterprise/3.1/install_config/configuring_openstack.html here] Create configuration file: | |
| vi /etc/origin/cloud.conf | |
| [Global] | |
| auth-url = http://192.168.100.2:5000/v2.0 | |
| username = admin | |
| password = PASSWORD | |
| tenant-id = admin | |
| region = RegionOne | |
| Configure the master file: | |
| vi /etc/origin/master/master-config.yaml | |
| == Reset System == | |
| https://access.redhat.com/documentation/en-US/Red_Hat_Enterprise_Linux_OpenStack_Platform/3/html/Getting_Started_Guide/appe-Getting_Started_Guide-Removing_PackStack_Deployments.html | |
| And: | |
| http://ptapps.redhat.com/fs/Users/mmyllyne/openstack/bin/openstack-uninstall-all | |
| == Modify an Image == | |
| Instructions on how to build an image: | |
| https://access.redhat.com/solutions/894123 | |
| Change the root password to PASSWORD: | |
| virt-sysprep -a rhel-guest-image-7.2-20160302.0.x86_64.qcow2 --root-password password:PASSWORD | |
| = Troubleshooting = | |
| == Keystone Failure During Install == | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1285494 | |
| Looks like you just have to stop httpd per [https://vishmule.wordpress.com/2016/02/12/failed-to-start-openstack-identity-service-code-named-keystone/ this] article, then run the installer again | |
| systemctl stop httpd | |
| Make sure short names resolve locally: | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1144124 | |
| == Host CPU Problems == | |
| [[KVM#Nested_KVM]] | |
| == Failed to Get Subnet on Node == | |
| https://access.redhat.com/solutions/2087721 |
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