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authorWesley Hearn <wesley.s.hearn@gmail.com>2016-03-18 10:39:14 -0400
committerWesley Hearn <wesley.s.hearn@gmail.com>2016-03-18 10:39:14 -0400
commit03066664a45c12ed01b952da5a965246833cba33 (patch)
treed4896a7d4f8f88d419143e710faae9df9cf8c06e
parent8150c4518fee13a3e54595b19bd05b32048f606a (diff)
parent74425eca1e738ca124ee2004ea5c7d6782ddbeb9 (diff)
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Merge pull request #1626 from codificat/libvirt-vars-fix
libvirt cluster variables cleanup
-rw-r--r--README_libvirt.md7
-rw-r--r--playbooks/libvirt/openshift-cluster/launch.yml5
-rw-r--r--playbooks/libvirt/openshift-cluster/tasks/launch_instances.yml28
-rw-r--r--playbooks/libvirt/openshift-cluster/templates/domain.xml12
-rw-r--r--playbooks/libvirt/openshift-cluster/vars.yml11
5 files changed, 33 insertions, 30 deletions
diff --git a/README_libvirt.md b/README_libvirt.md
index 8b46252b3..5c72eb64f 100644
--- a/README_libvirt.md
+++ b/README_libvirt.md
@@ -10,7 +10,7 @@ This makes `libvirt` useful to develop, test and debug OpenShift and openshift-a
Install dependencies
--------------------
-1. Install [ansible](http://www.ansible.com/)
+1. Install [ansible](http://www.ansible.com/)
2. Install [dnsmasq](http://www.thekelleys.org.uk/dnsmasq/doc.html)
3. Install [ebtables](http://ebtables.netfilter.org/)
4. Install [qemu and qemu-system-x86](http://wiki.qemu.org/Main_Page)
@@ -121,6 +121,11 @@ The following options can be passed via the `-o` flag of the `create` command or
* `image_name` (default to `CentOS-7-x86_64-GenericCloud.qcow2`): Name of the QCOW2 image to boot the VMs on
* `image_compression` (default to `xz`): Source QCOW2 compression (only xz supported at this time)
* `image_sha256` (default to `dd0f5e610e7c5ffacaca35ed7a78a19142a588f4543da77b61c1fb0d74400471`): Expected SHA256 checksum of the downloaded image
+* `libvirt_storage_pool` (default to `openshift-ansible`): name of the libvirt storage pool for the VM images. It will be created if it does not exist
+* `libvirt_storage_pool_path` (default to `$HOME/libvirt-storage-pool-openshift-ansible`): path to `libvirt_storage_pool`, i.e. where the VM images are stored
+* `libvirt_network` (default to `openshift-ansible`): name of the libvirt network that the VMs will use. It will be created if it does not exist
+* `libvirt_instance_memory_mib` (default to `1024`): memory of the VMs in MiB
+* `libvirt_instance_vcpu` (default to `2`): number of vCPUs of the VMs
* `skip_image_download` (default to `no`): Skip QCOW2 image download. This requires the `image_name` QCOW2 image to be already present in `$HOME/libvirt-storage-pool-openshift-ansible`
Creating a cluster
diff --git a/playbooks/libvirt/openshift-cluster/launch.yml b/playbooks/libvirt/openshift-cluster/launch.yml
index 30333f7be..701d57d26 100644
--- a/playbooks/libvirt/openshift-cluster/launch.yml
+++ b/playbooks/libvirt/openshift-cluster/launch.yml
@@ -7,11 +7,6 @@
vars_files:
- vars.yml
vars:
- os_libvirt_storage_pool: "{{ libvirt_storage_pool | default('images') }}"
- os_libvirt_storage_pool_path: "{{ libvirt_storage_pool_path | default('/var/lib/libvirt/images') }}"
- os_libvirt_network: "{{ libvirt_network | default('default') }}"
- os_libvirt_instance_memory_mib: "{{ lookup('oo_option', 'libvirt_instance_memory_mib') | default(1024) }}"
- os_libvirt_instance_vcpu: "{{ lookup('oo_option', 'libvirt_instance_vcpu') | default(2) }}"
image_url: "{{ deployment_vars[deployment_type].image.url }}"
image_sha256: "{{ deployment_vars[deployment_type].image.sha256 }}"
image_name: "{{ deployment_vars[deployment_type].image.name }}"
diff --git a/playbooks/libvirt/openshift-cluster/tasks/launch_instances.yml b/playbooks/libvirt/openshift-cluster/tasks/launch_instances.yml
index d77b80c62..937a765fa 100644
--- a/playbooks/libvirt/openshift-cluster/tasks/launch_instances.yml
+++ b/playbooks/libvirt/openshift-cluster/tasks/launch_instances.yml
@@ -13,58 +13,58 @@
get_url:
url: '{{ image_url }}'
sha256sum: '{{ image_sha256 }}'
- dest: '{{ os_libvirt_storage_pool_path }}/{{ [image_name, image_compression] | difference([""]) | join(".") }}'
+ dest: '{{ libvirt_storage_pool_path }}/{{ [image_name, image_compression] | difference([""]) | join(".") }}'
when: '{{ ( lookup("oo_option", "skip_image_download") | default("no", True) | lower ) in ["false", "no"] }}'
register: downloaded_image
- name: Uncompress xz compressed base cloud image
- command: 'unxz -kf {{ os_libvirt_storage_pool_path }}/{{ [image_name, image_compression] | join(".") }}'
+ command: 'unxz -kf {{ libvirt_storage_pool_path }}/{{ [image_name, image_compression] | join(".") }}'
args:
- creates: '{{ os_libvirt_storage_pool_path }}/{{ image_name }}'
+ creates: '{{ libvirt_storage_pool_path }}/{{ image_name }}'
when: image_compression in ["xz"] and downloaded_image.changed
- name: Uncompress tgz compressed base cloud image
- command: 'tar zxvf {{ os_libvirt_storage_pool_path }}/{{ [image_name, image_compression] | join(".") }}'
+ command: 'tar zxvf {{ libvirt_storage_pool_path }}/{{ [image_name, image_compression] | join(".") }}'
args:
- creates: '{{ os_libvirt_storage_pool_path }}/{{ image_name }}'
+ creates: '{{ libvirt_storage_pool_path }}/{{ image_name }}'
when: image_compression in ["tgz"] and downloaded_image.changed
- name: Uncompress gzip compressed base cloud image
- command: 'gunzip {{ os_libvirt_storage_pool_path }}/{{ [image_name, image_compression] | join(".") }}'
+ command: 'gunzip {{ libvirt_storage_pool_path }}/{{ [image_name, image_compression] | join(".") }}'
args:
- creates: '{{ os_libvirt_storage_pool_path }}/{{ image_name }}'
+ creates: '{{ libvirt_storage_pool_path }}/{{ image_name }}'
when: image_compression in ["gz"] and downloaded_image.changed
- name: Create the cloud-init config drive path
file:
- dest: '{{ os_libvirt_storage_pool_path }}/{{ item }}_configdrive/'
+ dest: '{{ libvirt_storage_pool_path }}/{{ item }}_configdrive/'
state: directory
with_items: instances
- name: Create the cloud-init config drive files
template:
src: '{{ item[1] }}'
- dest: '{{ os_libvirt_storage_pool_path }}/{{ item[0] }}_configdrive/{{ item[1] }}'
+ dest: '{{ libvirt_storage_pool_path }}/{{ item[0] }}_configdrive/{{ item[1] }}'
with_nested:
- instances
- [ user-data, meta-data ]
- name: Create the cloud-init config drive
- command: 'genisoimage -output {{ os_libvirt_storage_pool_path }}/{{ item }}_cloud-init.iso -volid cidata -joliet -rock user-data meta-data'
+ command: 'genisoimage -output {{ libvirt_storage_pool_path }}/{{ item }}_cloud-init.iso -volid cidata -joliet -rock user-data meta-data'
args:
- chdir: '{{ os_libvirt_storage_pool_path }}/{{ item }}_configdrive/'
- creates: '{{ os_libvirt_storage_pool_path }}/{{ item }}_cloud-init.iso'
+ chdir: '{{ libvirt_storage_pool_path }}/{{ item }}_configdrive/'
+ creates: '{{ libvirt_storage_pool_path }}/{{ item }}_cloud-init.iso'
with_items: instances
- name: Refresh the libvirt storage pool for openshift
command: 'virsh -c {{ libvirt_uri }} pool-refresh {{ libvirt_storage_pool }}'
- name: Create VM drives
- command: 'virsh -c {{ libvirt_uri }} vol-create-as {{ os_libvirt_storage_pool }} {{ item }}.qcow2 10G --format qcow2 --backing-vol {{ image_name }} --backing-vol-format qcow2'
+ command: 'virsh -c {{ libvirt_uri }} vol-create-as {{ libvirt_storage_pool }} {{ item }}.qcow2 10G --format qcow2 --backing-vol {{ image_name }} --backing-vol-format qcow2'
with_items: instances
- name: Create VM docker drives
- command: 'virsh -c {{ libvirt_uri }} vol-create-as {{ os_libvirt_storage_pool }} {{ item }}-docker.qcow2 10G --format qcow2 --allocation 0'
+ command: 'virsh -c {{ libvirt_uri }} vol-create-as {{ libvirt_storage_pool }} {{ item }}-docker.qcow2 10G --format qcow2 --allocation 0'
with_items: instances
- name: Create VMs
diff --git a/playbooks/libvirt/openshift-cluster/templates/domain.xml b/playbooks/libvirt/openshift-cluster/templates/domain.xml
index 56f450642..8e96cec8d 100644
--- a/playbooks/libvirt/openshift-cluster/templates/domain.xml
+++ b/playbooks/libvirt/openshift-cluster/templates/domain.xml
@@ -1,6 +1,6 @@
<domain type='kvm' id='8'>
<name>{{ item }}</name>
- <memory unit='MiB'>{{ os_libvirt_instance_memory_mib }}</memory>
+ <memory unit='MiB'>{{ libvirt_instance_memory_mib }}</memory>
<metadata xmlns:ansible="https://github.com/ansible/ansible">
<ansible:tags>
<ansible:tag>environment-{{ cluster_env }}</ansible:tag>
@@ -9,7 +9,7 @@
<ansible:tag>sub-host-type-{{ g_sub_host_type }}</ansible:tag>
</ansible:tags>
</metadata>
- <vcpu placement='static'>{{ os_libvirt_instance_vcpu }}</vcpu>
+ <vcpu placement='static'>{{ libvirt_instance_vcpu }}</vcpu>
<os>
<type arch='x86_64' machine='pc'>hvm</type>
<boot dev='hd'/>
@@ -31,23 +31,23 @@
<emulator>/usr/bin/qemu-system-x86_64</emulator>
<disk type='file' device='disk'>
<driver name='qemu' type='qcow2'/>
- <source file='{{ os_libvirt_storage_pool_path }}/{{ item }}.qcow2'/>
+ <source file='{{ libvirt_storage_pool_path }}/{{ item }}.qcow2'/>
<target dev='vda' bus='virtio'/>
</disk>
<disk type='file' device='disk'>
<driver name='qemu' type='qcow2'/>
- <source file='{{ os_libvirt_storage_pool_path }}/{{ item }}-docker.qcow2'/>
+ <source file='{{ libvirt_storage_pool_path }}/{{ item }}-docker.qcow2'/>
<target dev='vdb' bus='virtio'/>
</disk>
<disk type='file' device='cdrom'>
<driver name='qemu' type='raw'/>
- <source file='{{ os_libvirt_storage_pool_path }}/{{ item }}_cloud-init.iso'/>
+ <source file='{{ libvirt_storage_pool_path }}/{{ item }}_cloud-init.iso'/>
<target dev='vdc' bus='virtio'/>
<readonly/>
</disk>
<controller type='usb' index='0' />
<interface type='network'>
- <source network='{{ os_libvirt_network }}'/>
+ <source network='{{ libvirt_network }}'/>
<model type='virtio'/>
</interface>
<serial type='pty'>
diff --git a/playbooks/libvirt/openshift-cluster/vars.yml b/playbooks/libvirt/openshift-cluster/vars.yml
index f28245f88..aa0c69e08 100644
--- a/playbooks/libvirt/openshift-cluster/vars.yml
+++ b/playbooks/libvirt/openshift-cluster/vars.yml
@@ -1,8 +1,11 @@
---
-libvirt_storage_pool_path: "{{ lookup('env','HOME') }}/libvirt-storage-pool-openshift-ansible"
-libvirt_storage_pool: 'openshift-ansible'
-libvirt_network: openshift-ansible
-libvirt_uri: 'qemu:///system'
+default_pool_path: "{{ lookup('env','HOME') }}/libvirt-storage-pool-openshift-ansible"
+libvirt_storage_pool_path: "{{ lookup('oo_option', 'libvirt_storage_pool_path') | default(default_pool_path, True) }}"
+libvirt_storage_pool: "{{ lookup('oo_option', 'libvirt_storage_pool') | default('openshift-ansible', True) }}"
+libvirt_network: "{{ lookup('oo_option', 'libvirt_network') | default('openshift-ansible', True) }}"
+libvirt_instance_memory_mib: "{{ lookup('oo_option', 'libvirt_instance_memory_mib') | default(1024, True) }}"
+libvirt_instance_vcpu: "{{ lookup('oo_option', 'libvirt_instance_vcpu') | default(2, True) }}"
+libvirt_uri: "{{ lookup('oo_option', 'libvirt_uri') | default('qemu:///system', True) }}"
debug_level: 2
# Automatic download of the qcow2 image for RHEL cannot be done directly from the RedHat portal because it requires authentication.