🎨 Build alpine initrd during image building (#1924)

Earthfile

@@ -431,11 +431,17 @@ base-image:
       END
 
 
-      IF [ -e "/usr/bin/dracut" ]
+      RUN --no-cache kernel=$(ls /lib/modules | head -n1) && depmod -a "${kernel}"
+
+      IF [ -f "/usr/bin/dracut" ]
           # Regenerate initrd if necessary
-          RUN --no-cache kernel=$(ls /lib/modules | head -n1) && depmod -a "${kernel}"
           RUN --no-cache kernel=$(ls /lib/modules | head -n1) && dracut -f "/boot/initrd-${kernel}" "${kernel}" && ln -sf "initrd-${kernel}" /boot/initrd
       END
+
+      IF [ -f "/sbin/mkinitfs" ]
+        # Proper config files with immucore and custom initrd should already be in there installled by framework
+        RUN --no-cache kernel=$(ls /lib/modules | head -n1) && mkinitfs -o /boot/initrd $kernel
+      END
     END
 
     # Set /boot/vmlinuz pointing to our kernel so kairos-agent can use it
@@ -444,12 +450,6 @@ base-image:
         RUN rm -rf /boot/initramfs-*
     END
 
-    # Cleanup for alpine as this gets installed as a side-effect
-    # we already provide a /boot/initrd with the luet package
-    IF [ -e "/boot/initramfs-lts" ]
-        RUN rm /boot/initramfs-lts
-    END
-
     IF [ ! -e "/boot/vmlinuz" ]
         IF [ -e "/boot/vmlinuz-lts" ]
             # Alpine provides the kernel under this name

framework-profile.yaml

@@ -80,22 +80,14 @@ flavors:
     - common-packages
     - kairos-toolchain
     - openrc
-    - alpine-init
   alpine-arm-rpi:
     - common-packages
     - kairos-toolchain
     - openrc
-    - alpine-init-rpi
-# See https://github.com/kairos-io/packages/pull/67 for rationale
-alpine-init:
-  packages:
-    - distro-kernel/alpine
-alpine-init-rpi:
-  packages:
-    - distro-kernel/alpine-rpi
 openrc:
   packages:
     - init-svc/openrc
+    - initrd/alpine
 systemd-base:
   packages:
     - init-svc/systemd
@@ -147,9 +139,9 @@ repositories:
     priority: 2
     urls:
       - "quay.io/kairos/packages"
-    reference: 20231018075943-repository.yaml
+    reference: 20231019093159-repository.yaml
   - !!merge <<: *kairos
     arch: arm64
     urls:
       - "quay.io/kairos/packages-arm64"
-    reference: 20231018075844-repository.yaml
+    reference: 20231019092540-repository.yaml

images/Dockerfile.alpine

@@ -22,6 +22,7 @@ RUN apk --no-cache add  \
       coreutils \
       cryptsetup \
       curl \
+      device-mapper-udev \
       dbus \
       dmidecode \
       dosfstools \
@@ -29,8 +30,10 @@ RUN apk --no-cache add  \
       e2fsprogs-extra \
       efibootmgr \
       eudev \
+      eudev-hwids \
       fail2ban \
       findutils \
+      findmnt \
       gawk \
       gcompat \
       gettext \
@@ -76,6 +79,7 @@ RUN apk --no-cache add  \
       rbd-nbd \
       rng-tools \
       rsync \
+      sgdisk \
       smartmontools \
       squashfs-tools \
       strace \
@@ -88,6 +92,7 @@ RUN apk --no-cache add  \
       wireguard-tools \
       wpa_supplicant \
       xfsprogs \
+      xfsprogs-extra \
       xz
 
 ###############################################################
@@ -100,12 +105,15 @@ RUN apk --no-cache add  \
       bonding \
       bridge \
       rbd-nbd
+RUN apk --no-cache add linux-lts --no-scripts
 
 FROM common as rpicommon
 COPY rpi/config.txt /boot/config.txt
 
 FROM rpicommon AS rpi3
+RUN apk --no-cache add linux-rpi --no-scripts # use --no-scripts to avoid building initramfs
 FROM rpicommon AS rpi4
+RUN apk --no-cache add linux-rpi4 --no-scripts # use --no-scripts to avoid building initramfs
 
 
 ###############################################################