Fixes anaconda deploy for PXE boot

Fixes the anaconda deploy(URL based) and adds
anaconda_boot entry to pxe_grub_config.template so
that ProLiants can be also deployed in PXE mode.

Story: 2010347
Task: 46490

Change-Id: I4b9e3a2060d9d73de5cab31cc08d3a764dc56e90

5 files changed, 26 insertions, 0 deletions

diff --git a/doc/source/admin/drivers/ilo.rst b/doc/source/admin/drivers/ilo.rst
index 65ff4f6da..b6825fc40 100644
--- a/doc/source/admin/drivers/ilo.rst
+++ b/doc/source/admin/drivers/ilo.rst
@@ -2211,6 +2211,14 @@ Events subscription is supported by ``ilo`` and ``ilo5`` hardware types with
 ``ilo`` vendor interface for Gen10 and Gen10 Plus servers. See
 :ref:`node-vendor-passthru-methods` for more information.
 
+Anaconda based deployment
+^^^^^^^^^^^^^^^^^^^^^^^^^
+Deployment with ``anaconda`` deploy interface is supported by ``ilo`` and
+``ilo5`` hardware type and works with ``ilo-pxe`` and ``ilo-ipxe``
+boot interfaces.  See :doc:`/admin/anaconda-deploy-interface` for
+more information.
+
+
 .. _`ssacli documentation`: https://support.hpe.com/hpsc/doc/public/display?docId=c03909334
 .. _`proliant-tools`: https://docs.openstack.org/diskimage-builder/latest/elements/proliant-tools/README.html
 .. _`HPE iLO4 User Guide`: https://h20566.www2.hpe.com/hpsc/doc/public/display?docId=c03334051
diff --git a/ironic/common/pxe_utils.py b/ironic/common/pxe_utils.py
index 489f52737..371a1b5d5 100644
--- a/ironic/common/pxe_utils.py
+++ b/ironic/common/pxe_utils.py
@@ -265,6 +265,9 @@ def get_file_path_from_label(node_uuid, root_dir, label):
     :param root_dir: Directory in which the image must be placed
     :param label: Name of the image
     """
+    if label in ['ks_template', 'ks_cfg', 'stage2']:
+        path = os.path.join(CONF.deploy.http_root, node_uuid)
+        ensure_tree(path)
     if label == 'ks_template':
         return os.path.join(CONF.deploy.http_root, node_uuid,
                             'ks.cfg.template')
diff --git a/ironic/drivers/modules/pxe_grub_config.template b/ironic/drivers/modules/pxe_grub_config.template
index d8fc48673..3bcdf55d6 100644
--- a/ironic/drivers/modules/pxe_grub_config.template
+++ b/ironic/drivers/modules/pxe_grub_config.template
@@ -15,3 +15,8 @@ menuentry "boot_ramdisk"  {
 menuentry "boot_whole_disk"  {
     linuxefi chain.c32 mbr:{{ DISK_IDENTIFIER }}
 }
+
+menuentry "boot_anaconda" {
+     linuxefi {{ pxe_options.aki_path }} text {{ pxe_options.pxe_append_params|default("", true) }} inst.ks={{ pxe_options.ks_cfg_url }} {% if pxe_options.repo_url %}inst.repo={{ pxe_options.repo_url }}{% else %}inst.stage2={{ pxe_options.stage2_url }}{% endif %}
+     initrdefi {{ pxe_options.ari_path }}
+}
diff --git a/ironic/tests/unit/drivers/pxe_grub_config.template b/ironic/tests/unit/drivers/pxe_grub_config.template
index c4410b489..95716cb16 100644
--- a/ironic/tests/unit/drivers/pxe_grub_config.template
+++ b/ironic/tests/unit/drivers/pxe_grub_config.template
@@ -16,3 +16,7 @@ menuentry "boot_whole_disk"  {
     linuxefi chain.c32 mbr:(( DISK_IDENTIFIER ))
 }
 
+menuentry "boot_anaconda" {
+     linuxefi /tftpboot/1be26c0b-03f2-4d2e-ae87-c02d7f33c123/kernel text test_param inst.ks=http://fake/ks.cfg inst.stage2=http://fake/stage2
+     initrdefi /tftpboot/1be26c0b-03f2-4d2e-ae87-c02d7f33c123/ramdisk
+}
diff --git a/releasenotes/notes/fix_anaconda_pxe-6c75d42872424fec.yaml b/releasenotes/notes/fix_anaconda_pxe-6c75d42872424fec.yaml
new file mode 100644
index 000000000..ecdc3468c
--- /dev/null
+++ b/releasenotes/notes/fix_anaconda_pxe-6c75d42872424fec.yaml
@@ -0,0 +1,6 @@
+---
+fixes:
+  - |
+    Fixes URL based anaconda deploy to work in pxe boot. It also enables
+    grub based pxe anaconda deploy which is required for ``ilo`` hardware
+    type.