diff options
Diffstat (limited to 'README_OSE.md')
| -rw-r--r-- | README_OSE.md | 240 |
1 files changed, 0 insertions, 240 deletions
diff --git a/README_OSE.md b/README_OSE.md deleted file mode 100644 index 471fdcf9e..000000000 --- a/README_OSE.md +++ /dev/null @@ -1,240 +0,0 @@ -# Installing OSEv3 from dev puddles using ansible - -* [Requirements](#requirements) -* [Caveats](#caveats) -* [Known Issues](#known-issues) -* [Configuring the host inventory](#configuring-the-host-inventory) -* [Creating the default variables for the hosts and host groups](#creating-the-default-variables-for-the-hosts-and-host-groups) -* [Running the ansible playbooks](#running-the-ansible-playbooks) -* [Post-ansible steps](#post-ansible-steps) -* [Overriding detected ip addresses and hostnames](#overriding-detected-ip-addresses-and-hostnames) - -## Requirements -* ansible - * Tested using ansible-1.8.4-1.fc20.noarch, but should work with version 1.8+ - * There is currently a known issue with ansible-1.9.0, you can downgrade to 1.8.4 on Fedora by installing one of the builds from Koji: http://koji.fedoraproject.org/koji/packageinfo?packageID=13842 - * Available in Fedora channels - * Available for EL with EPEL and Optional channel -* One or more RHEL 7.1 VMs -* Either ssh key based auth for the root user or ssh key based auth for a user - with sudo access (no password) -* A checkout of openshift-ansible from https://github.com/openshift/openshift-ansible/ - - ```sh - git clone https://github.com/openshift/openshift-ansible.git - cd openshift-ansible - ``` - -## Caveats -This ansible repo is currently under heavy revision for providing OSE support; -the following items are highly likely to change before the OSE support is -merged into the upstream repo: - * the current git branch for testing - * how the inventory file should be configured - * variables that need to be set - * bootstrapping steps - * other configuration steps - -## Known Issues -* Host subscriptions are not configurable yet, the hosts need to be - pre-registered with subscription-manager or have the RHEL base repo - pre-configured. If using subscription-manager the following commands will - disable all but the rhel-7-server rhel-7-server-extras and - rhel-server7-ose-beta repos: -```sh -subscription-manager repos --disable="*" -subscription-manager repos \ ---enable="rhel-7-server-rpms" \ ---enable="rhel-7-server-extras-rpms" \ ---enable="rhel-server-7-ose-beta-rpms" -``` -* Configuration of router is not automated yet -* Configuration of docker-registry is not automated yet - -## Configuring the host inventory -[Ansible docs](http://docs.ansible.com/intro_inventory.html) - -Example inventory file for configuring one master and two nodes for the test -environment. This can be configured in the default inventory file -(/etc/ansible/hosts), or using a custom file and passing the --inventory -option to ansible-playbook. - -/etc/ansible/hosts: -```ini -# This is an example of a bring your own (byo) host inventory - -# Create an OSEv3 group that contains the masters and nodes groups -[OSEv3:children] -masters -nodes - -# Set variables common for all OSEv3 hosts -[OSEv3:vars] -# SSH user, this user should allow ssh based auth without requiring a password -ansible_ssh_user=root - -# If ansible_ssh_user is not root, ansible_sudo must be set to true -#ansible_sudo=true - -# To deploy origin, change deployment_type to origin -deployment_type=enterprise - -# Pre-release registry URL -oreg_url=docker-buildvm-rhose.usersys.redhat.com:5000/openshift3/ose-${component}:${version} - -# Pre-release additional repo -openshift_additional_repos=[{'id': 'ose-devel', 'name': 'ose-devel', -'baseurl': -'http://buildvm-devops.usersys.redhat.com/puddle/build/OpenShiftEnterprise/3.0/latest/RH7-RHOSE-3.0/$basearch/os', -'enabled': 1, 'gpgcheck': 0}] - -# Origin copr repo -#openshift_additional_repos=[{'id': 'openshift-origin-copr', 'name': -'OpenShift Origin COPR', 'baseurl': -'https://copr-be.cloud.fedoraproject.org/results/maxamillion/origin-next/epel-7-$basearch/', -'enabled': 1, 'gpgcheck': 1, gpgkey: -'https://copr-be.cloud.fedoraproject.org/results/maxamillion/origin-next/pubkey.gpg'}] - -# host group for masters -[masters] -ose3-master.example.com - -# host group for nodes -[nodes] -ose3-node[1:2].example.com -``` - -The hostnames above should resolve both from the hosts themselves and -the host where ansible is running (if different). - -## Running the ansible playbooks -From the openshift-ansible checkout run: -```sh -ansible-playbook playbooks/byo/config.yml -``` -**Note:** this assumes that the host inventory is /etc/ansible/hosts, if using a different -inventory file use the -i option for ansible-playbook. - -## Post-ansible steps -#### Create the default router -On the master host: -```sh -oadm router --create=true \ - --credentials=/etc/openshift/master/openshift-router.kubeconfig \ - --images='docker-buildvm-rhose.usersys.redhat.com:5000/openshift3/ose-${component}:${version}' -``` - -#### Create the default docker-registry -On the master host: -```sh -oadm registry --create=true \ - --credentials=/etc/openshift/master/openshift-registry.kubeconfig \ - --images='docker-buildvm-rhose.usersys.redhat.com:5000/openshift3/ose-${component}:${version}' \ - --mount-host=/var/lib/openshift/docker-registry -``` - -## Overriding detected ip addresses and hostnames -Some deployments will require that the user override the detected hostnames -and ip addresses for the hosts. To see what the default values will be you can -run the openshift_facts playbook: -```sh -ansible-playbook playbooks/byo/openshift_facts.yml -``` -The output will be similar to: -``` -ok: [10.3.9.45] => { - "result": { - "ansible_facts": { - "openshift": { - "common": { - "hostname": "jdetiber-osev3-ansible-005dcfa6-27c6-463d-9b95-ef059579befd.os1.phx2.redhat.com", - "ip": "172.16.4.79", - "public_hostname": "jdetiber-osev3-ansible-005dcfa6-27c6-463d-9b95-ef059579befd.os1.phx2.redhat.com", - "public_ip": "10.3.9.45", - "use_openshift_sdn": true - }, - "provider": { - ... <snip> ... - } - } - }, - "changed": false, - "invocation": { - "module_args": "", - "module_name": "openshift_facts" - } - } -} -ok: [10.3.9.42] => { - "result": { - "ansible_facts": { - "openshift": { - "common": { - "hostname": "jdetiber-osev3-ansible-c6ae8cdc-ba0b-4a81-bb37-14549893f9d3.os1.phx2.redhat.com", - "ip": "172.16.4.75", - "public_hostname": "jdetiber-osev3-ansible-c6ae8cdc-ba0b-4a81-bb37-14549893f9d3.os1.phx2.redhat.com", - "public_ip": "10.3.9.42", - "use_openshift_sdn": true - }, - "provider": { - ...<snip>... - } - } - }, - "changed": false, - "invocation": { - "module_args": "", - "module_name": "openshift_facts" - } - } -} -ok: [10.3.9.36] => { - "result": { - "ansible_facts": { - "openshift": { - "common": { - "hostname": "jdetiber-osev3-ansible-bc39a3d3-cdd7-42fe-9c12-9fac9b0ec320.os1.phx2.redhat.com", - "ip": "172.16.4.73", - "public_hostname": "jdetiber-osev3-ansible-bc39a3d3-cdd7-42fe-9c12-9fac9b0ec320.os1.phx2.redhat.com", - "public_ip": "10.3.9.36", - "use_openshift_sdn": true - }, - "provider": { - ...<snip>... - } - } - }, - "changed": false, - "invocation": { - "module_args": "", - "module_name": "openshift_facts" - } - } -} -``` -Now, we want to verify the detected common settings to verify that they are -what we expect them to be (if not, we can override them). - -* hostname - * Should resolve to the internal ip from the instances themselves. - * openshift_hostname will override. -* ip - * Should be the internal ip of the instance. - * openshift_ip will override. -* public hostname - * Should resolve to the external ip from hosts outside of the cloud - * provider openshift_public_hostname will override. -* public_ip - * Should be the externally accessible ip associated with the instance - * openshift_public_ip will override -* use_openshift_sdn - * Should be true unless the cloud is GCE. - * openshift_use_openshift_sdn overrides - -To override the the defaults, you can set the variables in your inventory: -``` -...snip... -[masters] -ose3-master.example.com openshift_ip=1.1.1.1 openshift_hostname=ose3-master.example.com openshift_public_ip=2.2.2.2 openshift_public_hostname=ose3-master.public.example.com -...snip... -``` |