Archlinux: Add LUSK support for EFIStub

archlinux/create-efi-kernel.sh

@@ -42,7 +42,7 @@ export DEBUG
 ## Default values for Unified kernel
 readonly ROOT_UUID_DEFAULT=$(findmnt --kernel --noheadings --output UUID -- /)
 readonly ROOT_FSTYPE_DEFAULT=$(findmnt --kernel --noheadings --output FSTYPE -- /)
-readonly CRYPT_PART_UUID_DEFAULT=$(blkid | sed --silent 's;/dev/.*_crypt.*UUID="\(.*\)".*TYPE=.*;\1;p')
+readonly CRYPT_PART_UUID_DEFAULT=$(blkid | sed --silent 's;/dev/.*: UUID="\(.*\)" TYPE="crypto_LUKS".*;\1;p')
 readonly UEFI_BOOT_STUB_FILE_DEFAULT="/usr/lib/systemd/boot/efi/linuxx64.efi.stub"
 
 ## Default values for UEFI entry
@@ -97,6 +97,11 @@ Unified kernel OPTIONS :
         (default: ${ROOT_UUID_DEFAULT})
         Thanks to command : findmnt --kernel --noheadings --output UUID -- /
 
+    -c,--crypt,--crypt-uuid
+        Define a different LUKS partition's UUID.
+	(default: ${CRYPT_PART_UUID_DEFAULT})
+        Thanks to command : blkid | sed --silent 's;/dev/.*crypto_LUKS.*UUID="\(.*\)";\1;p'
+
     -k,--kernel,--kernel-cmd
         Define the kernel command line to use.
         (default: build with root-fs|root-uuid + ro options)
@@ -152,6 +157,18 @@ define_vars() {                                                 # {{{
 		readonly root_fstype="${ROOT_FSTYPE_DEFAULT}"
 	fi
 	# }}}
+	# If crypt_part_uuid wasn't defined (argument) {{{
+	if [ -z "${crypt_part_uuid-}" ]; then
+		## Use default value
+		readonly crypt_part_uuid="${CRYPT_PART_UUID_DEFAULT}"
+	fi
+	# }}}
+	# If a LUKS partition exists AND if kernel_command_line wasn't defined (argument) {{{
+	if $(blkid | grep --silent -- "LUKS") && [ -z "${kernel_command_line-}" ]; then
+		## Use default value for encrypted LVM
+		readonly kernel_command_line="root=UUID=${root_uuid} rootfstype=${root_fstype} ro cryptdevice=UUID=${crypt_part_uuid}:lvm"
+	fi
+	# }}}
 	# If kernel_command_line wasn't defined (argument) {{{
 	if [ -z "${kernel_command_line-}" ]; then
 		## Use default value