Update the documentation to use IPA as deploy ramdisk
This patch adds a section about creating a deploy ramdisk with IPA instead of the bash ramdisk and also update the driver specific documentations to point to it when creating a deploy image. Implements: blueprint deprecate-bash-ramdisk Change-Id: Id9d86cafc35efdbec2d53b7c956a94d39f205e41
This commit is contained in:
Lucas Alvares Gomes
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@ -542,16 +542,8 @@ them to Glance service:
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*my-image.vmlinuz* and *my-image.initrd* are used for booting after
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deploying the bare metal with my-image.qcow2.
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- Build the deploy image::
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ramdisk-image-create ubuntu deploy-ironic \
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-o my-deploy-ramdisk
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The above command creates *my-deploy-ramdisk.kernel* and
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*my-deploy-ramdisk.initramfs* files which are used initially for
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preparing the server (creating disk partitions) before the actual
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OS deploy. If you want to use a Fedora image, replace *ubuntu* with
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*fedora* in the above command.
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- To build the deploy image take a look at the `Building or
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downloading a deploy ramdisk image`_ section.
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2. Add the user images to glance
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@ -1215,10 +1207,6 @@ without it. The following sections will describe both methods.
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with diskimage-builder_ **version >= 0.1.42** or ironic-python-agent_
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in the kilo-era.
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.. _diskimage-builder: https://github.com/openstack/diskimage-builder
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.. _ironic-python-agent: https://github.com/openstack/ironic-python-agent
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Enabling local boot with Nova
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-----------------------------
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@ -1822,6 +1810,103 @@ but in order to use it we should follow some rules:
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<http://docs.openstack.org/developer/diskimage-builder/elements/cloud-init-datasources/README.html>`_]
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for more information.
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.. _BuildingDeployRamdisk:
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Building or downloading a deploy ramdisk image
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==============================================
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Ironic depends on having an image with the ironic-python-agent_ (IPA)
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service running on it for controlling and deploying bare metal nodes.
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You can download a pre-built version of the deploy ramdisk built with
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the `CoreOS tools`_ at:
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* `CoreOS deploy ramdisk <http://tarballs.openstack.org/ironic-python-agent/coreos/files/coreos_production_pxe.vmlinuz>`_
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* `CoreOS deploy kernel <http://tarballs.openstack.org/ironic-python-agent/coreos/files/coreos_production_pxe_image-oem.cpio.gz>`_
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Building from source
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--------------------
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There are two known methods for creating the deployment image with the
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IPA service:
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.. _BuildingCoreOSDeployRamdisk:
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CoreOS tools
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~~~~~~~~~~~~
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#. Clone the ironic-python-agent_ project::
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git clone https://github.com/openstack/ironic-python-agent
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#. Install the requirements::
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Fedora 21 or lower/RHEL/CentOS:
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sudo yum install docker gzip util-linux cpio findutils grep gpg
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Fedora 22 or higher:
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sudo dnf install docker gzip util-linux cpio findutils grep gpg
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Ubuntu 14.04 (trusty) or higher:
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sudo apt-get install docker gzip uuid-runtime cpio findutils grep gpg
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#. Change directory to ``imagebuild/coreos``::
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cd ironic-python-agent/imagebuild/coreos
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#. Start the docker daemon::
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Fedora/RHEL/CentOS:
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sudo systemctl start docker
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Ubuntu:
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sudo service docker.io start
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#. Create the image::
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sudo make
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#. Or, create an ISO image to boot with virtual media::
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sudo make iso
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.. note::
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Once built the deploy ramdisk and kernel will appear inside of a
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directory called ``UPLOAD``.
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.. _BuildingDibBasedDeployRamdisk:
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disk-image-builder
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~~~~~~~~~~~~~~~~~~
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#. Install disk-image-builder_ from pip or from your distro's packages::
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sudo pip install diskimage-builder
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#. Create the image::
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disk-image-create ironic-agent fedora -o ironic-deploy
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The above command creates the deploy ramdisk and kernel named
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``ironic-deploy.vmlinuz`` and ``ironic-deploy.initramfs`` in your
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current directory.
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#. Or, create an ISO image to boot with virtual media::
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disk-image-create ironic-agent fedora iso -o ironic-deploy
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The above command creates the deploy ISO named ``ironic-deploy.iso``
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in your current directory.
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.. note::
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Fedora was used as an example for the base operational system. Please
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check the `diskimage-builder documentation`_ for other supported
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operational systems.
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.. _`diskimage-builder documentation`: http://docs.openstack.org/developer/diskimage-builder
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Troubleshooting
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===============
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@ -1939,3 +2024,7 @@ following command.
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::
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$ ironic node-set-maintenance $NODE_UUID off
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.. _diskimage-builder: https://github.com/openstack/diskimage-builder
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.. _ironic-python-agent: https://github.com/openstack/ironic-python-agent
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@ -148,17 +148,8 @@ Deploy Process
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Configuring and Enabling the driver
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~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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1. Prepare an ISO deploy ramdisk image from ``diskimage-builder`` [3]_. This
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can be done by adding the ``iso`` element to the ``ramdisk-image-create``
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command. This command creates the deploy kernel/ramdisk as well as a
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bootable ISO image containing the deploy kernel and ramdisk.
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The below command creates files named ``deploy-ramdisk.kernel``,
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``deploy-ramdisk.initramfs`` and ``deploy-ramdisk.iso`` in the current
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working directory.::
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cd <path-to-diskimage-builder>
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./bin/ramdisk-image-create -o deploy-ramdisk ubuntu deploy-ironic iso
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1. Build a deploy ISO image, see :ref:`BuildingDibBasedDeployRamdisk`
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2. Upload this image to Glance.::
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@ -340,18 +331,8 @@ Deploy Process
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Configuring and Enabling the driver
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~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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1. Prepare an ISO deploy Ironic Python Agent image containing the agent [5]_.
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This can be done by using the iso-image-create script found within
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the agent. The below set of commands will create a file ``ipa-ramdisk.iso``
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in the below directory ``UPLOAD``::
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$ cd <directory-containing-ironic-python-agent>
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$ cd ./imagebuild/coreos
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$ make iso
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$ cd UPLOAD
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$ ls
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$ coreos_production_pxe_image-oem.cpio.gz coreos_production_pxe.vmlinuz ipa-coreos.iso
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1. Build a deploy ISO image, see :ref:`BuildingCoreOSDeployRamdisk`.
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2. Upload the IPA ramdisk image to Glance.::
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@ -359,6 +340,7 @@ Configuring and Enabling the driver
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3. Configure Glance image service with its storage backend as Swift. See
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[4]_ for configuration instructions.
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4. Set a temp-url key for Glance user in Swift. For example, if you have
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configured Glance with user ``glance-swift`` and tenant as ``service``,
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then run the below command::
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@ -501,13 +483,8 @@ None.
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Configuring and Enabling the driver
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~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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1. Prepare an ISO deploy ramdisk image from ``diskimage-builder`` [3]_.
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The below command creates a file named ``deploy-ramdisk.kernel`` and
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``deploy-ramdisk.initramfs`` in the current working directory::
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cd <path-to-diskimage-builder>
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./bin/ramdisk-image-create -o deploy-ramdisk ubuntu deploy-ironic
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1. Build a deploy image, see :ref:`BuildingDibBasedDeployRamdisk`
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2. Upload this image to Glance.::
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@ -52,12 +52,8 @@ None.
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Configuring and Enabling the driver
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~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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1. Prepare an ISO deploy ramdisk image from ``diskimage-builder`` [2]_.
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The below command creates files named ``deploy-ramdisk.kernel`` and
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``deploy-ramdisk.initramfs`` in the current working directory::
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<path_to_diskimage_builder>/bin/ramdisk-image-create -o deploy-ramdisk ubuntu deploy-ironic
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1. Build or download a deploy image, see :ref:`BuildingDeployRamdisk`
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2. Upload these images to Glance::
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