Add initrd and kernels

packages/initrd/build.yaml

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+requires:
+- name: "{{.Values.name}}"
+  category: "distro-kernels"
+  version: ">=0"
+
+copy:
+# The toolkit is required in module-setup and embedded in the initramfs. 
+- package: 
+    category: "system"
+    {{ if eq .Values.name "opensuse" }}
+    name: "elemental-toolkit"
+    {{ else }}
+    name: "elemental-toolkit-{{.Values.name}}"
+    {{ end }}
+    version: ">=0"
+  source: "/framework/."
+  destination: "/"
+
+prelude:
+# remove if any
+- rm -rf /boot/initrd || true
+
+steps:
+# Create initrd
+- |
+    kernel=$(ls /lib/modules | head -n1) && \
+    dracut -f "/boot/initrd-${kernel}" "${kernel}" && \
+    ln -sf "initrd-${kernel}" /boot/initrd

packages/initrd/collection.yaml

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+packages:
+- name: "opensuse"
+  category: "distro-initrd"
+  version: "0.1"
+- name: "fedora"
+  category: "distro-initrd"
+  version: "0.1"
+- name: "ubuntu"
+  category: "distro-initrd"
+  version: "0.1"

packages/kernels/build.yaml

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+image: "{{.Values.image}}:{{.Values.version}}"
+excludes:
+- ^/boot/grub2
+- ^/boot/initrd
+
+unpack: true
+includes:
+- ^/boot|^/boot/.*
+- ^/lib/modules|^/lib/modules.*
+
+steps:
+{{ if .Values.distribution }}
+{{if eq .Values.distribution "opensuse" }}
+- zypper in -y --no-recommends {{.Values.kernel_package}}
+- zypper cc
+{{ if .Values.arch }}
+  {{ if eq .Values.arch "aarch64" }}
+# aarch64 has an uncompressed kernel so we need to link it to vmlinuz
+- |
+    kernel=$(ls /boot/Image-* | head -n1) && \
+    ln -sf "${kernel#/boot/}" /boot/vmlinuz
+  {{ end }}
+{{ end }}
+{{else if eq .Values.distribution "fedora" }}
+- dnf install -y {{.Values.kernel_package}}
+- dnf clean all
+- |
+    kernel=$(ls /boot/vmlinuz-* | head -n1) && \
+    ln -sf "${kernel#/boot/}" /boot/vmlinuz
+{{else if eq .Values.distribution "ubuntu" }}
+# Note for future issues with grub: https://bugs.launchpad.net/ubuntu/+source/grub2/+bug/1879558 https://github.com/rancher-sandbox/cOS-toolkit/pull/101#discussion_r621929109
+- apt-get update && DEBIAN_FRONTEND=noninteractive apt-get install -y {{.Values.kernel_package}}
+- apt-get clean
+- |
+    kernel=$(ls /boot/vmlinuz-* | head -n1) && \
+    ln -sf "${kernel#/boot/}" /boot/vmlinuz
+{{end}}
+{{end}}
+- kernel=$(ls /lib/modules | head -n1) && depmod -a "${kernel}"

packages/kernels/collection.yaml

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+packages:
+- category: "distro-kernels"
+  name: "opensuse"
+  version: "15.4"
+  image: "opensuse/leap"
+  distribution: "opensuse"
+  kernel_package: "kernel-default dracut kernel-firmware-all"
+- category: "distro-kernels"
+  name: "fedora"
+  version: "36"
+  image: "fedora"
+  distribution: "fedora"
+  kernel_package: "kernel grub2 kernel-core dracut dracut-live"
+- category: "distro-kernels"
+  name: "ubuntu"
+  version: "20.04"
+  image: "ubuntu"
+  distribution: "ubuntu"
+  kernel_package: "linux-image-generic-hwe-20.04 dracut dracut-network"