redhat: Include Azure CVM specific udev rules into UKI's initramfs

Bugzilla: https://bugzilla.redhat.com/show_bug.cgi?id=2165913
Upstream Status: RHEL only

WALinuxAgent-cvm package contains Azure specifc udev rules to perform
sealed LUKS tokens import on block devices. This is requires to
support remotely sealed credentials for root volume which needs to
be mounted in initramfs.

Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>

Author: vittyvk

redhat/dracut-virt.conf

@@ -14,6 +14,9 @@ dracutmodules+=" dm lvm rootfs-block fs-lib "
 # modules: tpm and crypto
 dracutmodules+=" crypt crypt-loop tpm2-tss "
 
+# WALinuxagent-cvm with CVM specific udev rules
+dracutmodules+=" walinuxagentcvm "
+
 # drivers: virtual buses, pci
 drivers+=" virtio-pci virtio-mmio "      # qemu-kvm
 drivers+=" hv-vmbus pci-hyperv "         # hyperv

redhat/kernel.spec.template

@@ -742,6 +742,8 @@ BuildRequires: systemd-boot-unsigned
 BuildRequires: systemd-udev >= 252-1
 # For TPM operations in UKI initramfs
 BuildRequires: tpm2-tools
+# For Azure CVM specific udev rules
+BuildRequires: WALinuxAgent-cvm
 %endif
 
 # Because this is the kernel, it's hard to get a single upstream URL