Update

.github/FUNDING.yml

@@ -0,0 +1,15 @@
+# These are supported funding model platforms
+
+#github: # Replace with up to 4 GitHub Sponsors-enabled usernames e.g., [user1, user2]
+
+#patreon: # Replace with a single Patreon username
+#open_collective: # Replace with a single Open Collective username
+#ko_fi: # Replace with a single Ko-fi username
+#tidelift: # Replace with a single Tidelift platform-name/package-name e.g., npm/babel
+#community_bridge: # Replace with a single Community Bridge project-name e.g., cloud-foundry
+#liberapay: # Replace with a single Liberapay username
+#issuehunt: # Replace with a single IssueHunt username
+#otechie: # Replace with a single Otechie username
+#custom: # Replace with up to 4 custom sponsorship URLs e.g., ['link1', 'link2']
+#github: [Valeria-Fadeeva]
+custom: ["https://www.tinkoff.ru/rm/fadeeva.valeriya96/9bLRi79066", "https://yoomoney.ru/to/4100115921160758", "https://qiwi.com/n/VALERIAFADEEVA", "valeria.fadeeva.me"]

etc/grub-dracut.conf

@@ -0,0 +1,7 @@
+# This config file controls the automation provided by eos-dracut
+
+# When DRACUT_QUIET is set to true, dracut will operate with quiet flag set suppressing most output
+#DRACUT_QUIET="false"
+
+# When NO_FALLBACK is set to true, no fallback initrd will be generated
+#NO_DRACUT_FALLBACK="false"

push.sh

@@ -0,0 +1,5 @@
+#!/bin/bash
+
+git add . && git commit -m "Update" && git push
+
+echo "Ready"

usr/bin/dracut-rebuild

@@ -0,0 +1,8 @@
+#!/usr/bin/env bash
+#
+# Rebuild the initrds for all kernels found in /usr/lib/modules
+#
+# Run dracut for all the installed kernels
+
+# This script requires passing a valid file to regenerate all initrds so we pass a file we know will exist
+/usr/share/libalpm/scripts/dracut-install < "/usr/bin/dracut-rebuild"

usr/lib/dracut/modules.d/91btrfs-snapshot-overlay/module-setup.sh

@@ -0,0 +1,19 @@
+#!/bin/bash
+
+# called by dracut
+check() {
+    dracut_module_included btrfs || return 1
+    return 0
+}
+
+# called by dracut
+depends() {
+    return 0
+}
+
+# called by dracut
+install() {
+    inst mktemp
+    hostonly='' instmods overlay
+    inst_hook pre-pivot 000 "$moddir/snapshot-overlay.sh"
+}

usr/lib/dracut/modules.d/91btrfs-snapshot-overlay/snapshot-overlay.sh

@@ -0,0 +1,12 @@
+#!/bin/bash
+function mount_snapshot_overlay() {
+    local root_mnt="$NEWROOT"
+    if [[ "$(findmnt --mountpoint "$root_mnt" -o FSTYPE -n)" = "btrfs" ]] && [[ "$(btrfs property get ${root_mnt} ro)" != "ro=false" ]]; then
+        local ram_dir=$(mktemp -d -p /)
+        mount -t tmpfs cowspace ${ram_dir}
+        mkdir -p ${ram_dir}/{upper,work}
+        mount -t overlay -o lowerdir=${root_mnt},upperdir=${ram_dir}/upper,workdir=${ram_dir}/work rootfs ${root_mnt}
+    fi
+}
+
+mount_snapshot_overlay

usr/share/libalpm/hooks/60-dracut-remove.hook

@@ -0,0 +1,10 @@
+[Trigger]
+Type = Path
+Operation = Remove
+Target = usr/lib/modules/*/pkgbase
+
+[Action]
+Description = Removing initramfs...
+When = PreTransaction
+Exec = /usr/share/libalpm/scripts/dracut-remove
+NeedsTargets

usr/share/libalpm/hooks/90-dracut-install.hook

@@ -0,0 +1,13 @@
+[Trigger]
+Type = Path
+Operation = Install
+Operation = Upgrade
+Target = usr/lib/modules/*/vmlinuz
+Target = usr/lib/dracut/*
+Target = usr/lib/systemd/systemd
+
+[Action]
+Description = Updating initramfs...
+When = PostTransaction
+Exec = /usr/share/libalpm/scripts/dracut-install
+NeedsTargets

usr/share/libalpm/scripts/dracut-install

@@ -0,0 +1,45 @@
+#!/bin/bash -e
+
+all=0
+lines=()
+# Read the optional config file for automation
+[[ -f /etc/grub-dracut.conf ]] && source /etc/grub-dracut.conf
+
+while read -r line; do
+	if [[ "${line}" != */vmlinuz ]]; then
+		# triggers when it's a change to dracut files
+		all=1
+		continue
+	fi
+
+	lines+=("/${line%/vmlinuz}")
+
+	pkgbase="$(<"${lines[-1]}/pkgbase")"
+	install -Dm644 "/${line}" "/boot/vmlinuz-${pkgbase}"
+done
+
+if (( all )); then
+	lines=(/usr/lib/modules/*)
+fi
+
+[[ ${DRACUT_QUIET} == "true" ]] && DRACUT_EXTRA_PARAMS=" --quiet"
+
+for line in "${lines[@]}"; do
+	if ! pacman -Qqo "${line}/pkgbase" &> /dev/null; then
+		# if pkgbase does not belong to any package then skip this kernel
+		continue
+	fi
+
+	pkgbase="$(<"${line}/pkgbase")"
+	kver="${line##*/}"
+	dracut_restore_img="/usr/lib/modules/${kver}/initrd"
+
+	echo ":: Building initramfs for ${pkgbase} (${kver})"
+	dracut --force --hostonly --no-hostonly-cmdline${DRACUT_EXTRA_PARAMS} ${dracut_restore_img} "${kver}"
+	install -Dm644 ${dracut_restore_img} "/boot/initramfs-${pkgbase}.img"
+
+    if [[ ${NO_DRACUT_FALLBACK} != "true" ]] ; then
+		echo ":: Building fallback initramfs for ${pkgbase} (${kver})"
+		dracut --force --no-hostonly${DRACUT_EXTRA_PARAMS} "/boot/initramfs-${pkgbase}-fallback.img" "${kver}"
+	fi
+done

usr/share/libalpm/scripts/dracut-remove

@@ -0,0 +1,10 @@
+#!/bin/bash -e
+
+while read -r line; do
+	if [[ "${line}" == */pkgbase ]]; then
+		pkgbase="$(<"/${line}")"
+		kver="$(echo ${line} | cut -d/ -f4)"
+
+		rm -rf "/usr/lib/modules/${kver}" "/boot/vmlinuz-${pkgbase}" "/boot/initramfs-${pkgbase}.img" "/boot/initramfs-${pkgbase}-fallback.img" 2> /dev/null
+	fi
+done