BIOS: extend support for update & adopt_update on all devices

For dual boot, need to extend support for both.
Also add kola test to verify that supports updating multiple EFIs.

Author: HuijingHei

src/bios.rs

@@ -167,18 +167,11 @@ impl Component for Bios {
             return Ok(None);
         };
 
-        let mut parent_devices = rootcxt.devices.iter();
-        let Some(parent) = parent_devices.next() else {
-            anyhow::bail!("Failed to find parent device");
-        };
-
-        if let Some(next) = parent_devices.next() {
-            anyhow::bail!(
-                "Found multiple parent devices {parent} and {next}; not currently supported"
-            );
+        for parent in rootcxt.devices.iter() {
+            self.run_grub_install(rootcxt.path.as_str(), &parent)?;
+            log::debug!("Installed grub modules on {parent}");
         }
-        self.run_grub_install(rootcxt.path.as_str(), &parent)?;
-        log::debug!("Installed grub modules on {parent}");
+
         Ok(Some(InstalledContent {
             meta: update.clone(),
             filetree: None,
@@ -195,20 +188,11 @@ impl Component for Bios {
             .query_update(&rootcxt.sysroot)?
             .expect("update available");
 
-        let mut parent_devices = rootcxt.devices.iter();
-        let Some(parent) = parent_devices.next() else {
-            anyhow::bail!("Failed to find parent device");
-        };
-
-        if let Some(next) = parent_devices.next() {
-            anyhow::bail!(
-                "Found multiple parent devices {parent} and {next}; not currently supported"
-            );
+        for parent in rootcxt.devices.iter() {
+            self.run_grub_install(rootcxt.path.as_str(), &parent)?;
+            log::debug!("Installed grub modules on {parent}");
         }
 
-        self.run_grub_install(rootcxt.path.as_str(), &parent)?;
-        log::debug!("Install grub modules on {parent}");
-
         let adopted_from = None;
         Ok(InstalledContent {
             meta: updatemeta,

tests/kola/raid1/config.bu

@@ -0,0 +1,7 @@
+variant: fcos
+version: 1.5.0
+boot_device:
+  mirror:
+    devices:
+      - /dev/vda
+      - /dev/vdb

tests/kola/raid1/data/libtest.sh

@@ -0,0 +1 @@
+../../data/libtest.sh

tests/kola/raid1/test.sh

@@ -0,0 +1,42 @@
+#!/bin/bash
+## kola:
+##   # additionalDisks is only supported on qemu.
+##   platforms: qemu
+##   # Root reprovisioning requires at least 4GiB of memory.
+##   minMemory: 4096
+##   # Linear RAID is setup on these disks.
+##   additionalDisks: ["10G"]
+##   # This test includes a lot of disk I/O and needs a higher
+##   # timeout value than the default.
+##   timeoutMin: 15
+##   description: Verify updating multiple EFIs using RAID 1 works.
+
+set -xeuo pipefail
+
+# shellcheck disable=SC1091
+. "$KOLA_EXT_DATA/libtest.sh"
+
+tmpdir=$(mktemp -d)
+cd ${tmpdir}
+
+srcdev=$(findmnt -nvr /sysroot -o SOURCE)
+[[ ${srcdev} == "/dev/md126" ]]
+
+blktype=$(lsblk -o TYPE "${srcdev}" --noheadings)
+[[ ${blktype} == "raid1" ]]
+
+fstype=$(findmnt -nvr /sysroot -o FSTYPE)
+[[ ${fstype} == "xfs" ]]
+ok "source is XFS on RAID1 device"
+
+mount -o remount,rw /boot
+rm -f -v /boot/bootupd-state.json
+
+bootupctl adopt-and-update | tee out.txt
+assert_file_has_content out.txt "Adopted and updated: BIOS: .*"
+assert_file_has_content out.txt "Adopted and updated: EFI: .*"
+
+bootupctl status | tee out.txt
+assert_file_has_content_literal out.txt 'Component BIOS'
+assert_file_has_content_literal out.txt 'Component EFI'
+ok "bootupctl adopt-and-update supports multiple EFIs on RAID1"