*: refactor

Documentation will be rewritten and added later.

hook/eudev/eudev

@@ -0,0 +1,15 @@
+# vim: set ft=sh:
+# shellcheck shell=sh
+#
+# https://shellcheck.net/wiki/SC2154
+# shellcheck disable=2154
+
+for _bin in udevd udevadm; do
+    copy_exec "$_bin"
+done
+
+mkdir -p "${tmpdir}/lib/udev/rules.d"
+cat > "${tmpdir}/lib/udev/rules.d/device.rules" << EOF
+SUBSYSTEMS=="block", ACTION=="add", RUN+="/sbin/helper"
+ENV{MODALIAS}=="?*", ACTION=="add", RUN+="/sbin/helper"
+EOF

hook/eudev/eudev.init

@@ -0,0 +1,10 @@
+# vim: set ft=sh:
+# shellcheck shell=sh
+#
+# https://shellcheck.net/wiki/SC2154
+# shellcheck disable=2154
+
+udevd -dN never
+udevadm trigger -c add -t subsystems
+udevadm trigger -c add -t devices
+udevadm settle

hook/eudev/eudev.init.late

@@ -0,0 +1,4 @@
+# vim: set ft=sh:
+# shellcheck shell=sh
+
+udevadm control -e

hook/keymap/keymap

@@ -0,0 +1,8 @@
+# vim: set ft=sh:
+# shellcheck shell=sh
+#
+# https://shellcheck.net/wiki/SC2154
+# shellcheck disable=2154
+
+copy_file "$keymap_path" "$keymap_path" 0644
+copy_exec loadkmap

hook/keymap/keymap.init

@@ -0,0 +1,8 @@
+# vim: set ft=sh:
+# shellcheck shell=sh
+#
+# https://shellcheck.net/wiki/SC2154
+# shellcheck disable=2154
+
+# TODO support loadkeys
+loadkmap < "$keymap_path"

hook/luks/luks

@@ -0,0 +1,36 @@
+# vim: set ft=sh:
+# shellcheck shell=sh
+#
+# https://shellcheck.net/wiki/SC2154
+# shellcheck disable=2154
+
+[ "$luks_key" ] && {
+    copy_file "${luks_key#*=}" /root/luks_key 0400
+
+    sed "s|${luks_key#*=}|/root/luks_key|" \
+        "${tmpdir}/etc/tinyramfs/config" > "${tmpdir}/_"
+
+    mv "${tmpdir}/_" "${tmpdir}/etc/tinyramfs/config"
+}
+
+[ "$luks_header" ] && {
+    copy_file "${luks_header#*=}" /root/luks_header 0400
+
+    sed "s|${luks_header#*=}|/root/luks_header|" \
+        "${tmpdir}/etc/tinyramfs/config" > "${tmpdir}/_"
+
+    mv "${tmpdir}/_" "${tmpdir}/etc/tinyramfs/config"
+}
+
+[ "$hostonly" ] &&
+    for _mod in \
+        aes ecb xts lrw wp512 sha256 \
+        sha512 twofish serpent dm-crypt
+    do
+        copy_kmod "$_mod"
+    done
+
+# https://bugs.archlinux.org/task/56771
+[ -e /lib/libgcc_s.so.1 ] && copy_file /lib/libgcc_s.so.1 /lib/libgcc_s.so.1 0755 1
+
+copy_exec cryptsetup

hook/luks/luks.init

@@ -0,0 +1,15 @@
+# vim: set ft=sh:
+# shellcheck shell=sh
+#
+# https://shellcheck.net/wiki/SC2154
+# shellcheck disable=2154
+
+mkdir -p /run/cryptsetup
+
+resolve_device "$luks_root"
+
+DM_DISABLE_UDEV=1 cryptsetup open \
+    ${luks_discard:+--allow-discards} \
+    ${luks_header:+--header="$luks_header"} \
+    ${luks_key:+--key-file="$luks_key"} -- "$device" \
+    "${luks_name:-crypt-${device##*/}}" || panic "failed to unlock LUKS"

hook/lvm/lvm

@@ -0,0 +1,34 @@
+# vim: set ft=sh:
+# shellcheck shell=sh
+#
+# https://shellcheck.net/wiki/SC2154
+# shellcheck disable=2154
+
+[ "$hostonly" ] &&
+    for _mod in \
+        dm-log dm-cache dm-mirror \
+        dm-snapshot dm-multipath dm-thin-pool
+    do
+        copy_kmod "$_mod"
+    done
+
+copy_exec lvm
+
+_config='
+    devices {
+        write_cache_state = 0
+    }
+    backup {
+        backup  = 0
+        archive = 0
+    }
+    global {
+        use_lvmetad = 0
+    }'
+
+mkdir -p "${tmpdir}/etc/lvm"
+
+lvm config \
+    --config "$_config" \
+    ${lvm_config:+--mergedconfig} \
+> "${tmpdir}/etc/lvm/lvm.conf"

hook/lvm/lvm.init

@@ -0,0 +1,30 @@
+# vim: set ft=sh:
+# shellcheck shell=sh
+#
+# https://shellcheck.net/wiki/SC2154
+# shellcheck disable=2154
+
+mkdir -p /run/lvm /run/lock/lvm
+
+set -- --sysinit -qq -aay ${lvm_discard:+--config=devices\{issue_discards=1\}}
+
+if [ "$lvm_group" ] && [ "$lvm_name" ]; then
+    set -- lvchange "$@" "${lvm_group}/${lvm_name}"
+elif [ "$lvm_group" ]; then
+    set -- vgchange "$@" "$lvm_group"
+elif [ "$lvm_tag" ]; then
+    set -- lvchange "$@" "@${lvm_tag}"
+else
+    set -- vgchange "$@"
+fi
+
+_count=0
+
+# Handle race condition.
+while ! DM_DISABLE_UDEV=1 lvm "$@"; do
+    if [ "$((_count += 1))" = 10 ]; then
+        panic "failed to trigger LVM"
+    else
+        sleep 1
+    fi
+done

hook/mdev/mdev

@@ -0,0 +1,14 @@
+# vim: set ft=sh:
+# shellcheck shell=sh
+#
+# https://shellcheck.net/wiki/SC2154
+# shellcheck disable=2154
+
+for _bin in mdev find kill; do
+    copy_exec "$_bin"
+done
+
+cat > "${tmpdir}/etc/mdev.conf" << EOF
+SUBSYSTEM=block;.* 0:0 660 @/sbin/helper
+\$MODALIAS=.*      0:0 660 @/sbin/helper
+EOF

hook/mdev/mdev.init

@@ -0,0 +1,24 @@
+# vim: set ft=sh:
+# shellcheck shell=sh
+#
+# https://shellcheck.net/wiki/SC2154
+# shellcheck disable=2154
+
+mdev -s
+mdev -df 2> /dev/null &
+
+# https://shellcheck.net/wiki/SC2034
+# shellcheck disable=2034
+mdev_pid=$!
+
+find /sys/devices -name uevent |
+
+while read -r uevent; do
+    printf add > "$uevent"
+done 2> /dev/null
+
+find /sys/devices -name uevent |
+
+while read -r uevent; do
+    printf add > "$uevent"
+done 2> /dev/null

hook/mdev/mdev.init.late

@@ -0,0 +1,7 @@
+# vim: set ft=sh:
+# shellcheck shell=sh
+#
+# https://shellcheck.net/wiki/SC2154
+# shellcheck disable=2154
+
+kill "$mdev_pid"

hook/mdevd/mdevd

@@ -0,0 +1,14 @@
+# vim: set ft=sh:
+# shellcheck shell=sh
+#
+# https://shellcheck.net/wiki/SC2154
+# shellcheck disable=2154
+
+for _bin in mdevd mdevd-coldplug kill; do
+    copy_exec "$_bin"
+done
+
+cat > "${tmpdir}/etc/mdev.conf" << EOF
+SUBSYSTEM=block;.* 0:0 660 @/sbin/helper
+\$MODALIAS=.*      0:0 660 @/sbin/helper
+EOF

hook/mdevd/mdevd.init

@@ -0,0 +1,13 @@
+# vim: set ft=sh:
+# shellcheck shell=sh
+#
+# https://shellcheck.net/wiki/SC2154
+# shellcheck disable=2154
+
+mdevd 2> /dev/null &
+
+# https://shellcheck.net/wiki/SC2034
+# shellcheck disable=2034
+mdevd_pid=$!
+
+mdevd-coldplug

hook/mdevd/mdevd.init.late

@@ -0,0 +1,7 @@
+# vim: set ft=sh:
+# shellcheck shell=sh
+#
+# https://shellcheck.net/wiki/SC2154
+# shellcheck disable=2154
+
+kill "$mdevd_pid"

hook/proc/proc

@@ -0,0 +1,4 @@
+# vim: set ft=sh:
+# shellcheck shell=sh
+
+copy_exec find

hook/proc/proc.init

@@ -0,0 +1,19 @@
+# vim: set ft=sh:
+# shellcheck shell=sh
+#
+# https://shellcheck.net/wiki/SC2154
+# shellcheck disable=2154
+
+printf '/sbin/helper\n' > /proc/sys/kernel/hotplug
+
+find /sys/devices -name uevent |
+
+while read -r uevent; do
+    printf add > "$uevent"
+done 2> /dev/null
+
+find /sys/devices -name uevent |
+
+while read -r uevent; do
+    printf add > "$uevent"
+done 2> /dev/null

hook/proc/proc.init.late

@@ -0,0 +1,4 @@
+# vim: set ft=sh:
+# shellcheck shell=sh
+
+printf '\0' > /proc/sys/kernel/hotplug

hook/systemd-udev/systemd-udev

@@ -0,0 +1,15 @@
+# vim: set ft=sh:
+# shellcheck shell=sh
+#
+# https://shellcheck.net/wiki/SC2154
+# shellcheck disable=2154
+
+for _bin in /lib/systemd/systemd-udevd udevadm; do
+    copy_exec "$_bin"
+done
+
+mkdir -p "${tmpdir}/lib/udev/rules.d"
+cat > "${tmpdir}/lib/udev/rules.d/device.rules" << EOF
+SUBSYSTEMS=="block", ACTION=="add", RUN+="/sbin/helper"
+ENV{MODALIAS}=="?*", ACTION=="add", RUN+="/sbin/helper"
+EOF

hook/systemd-udev/systemd-udev.init

@@ -0,0 +1,10 @@
+# vim: set ft=sh:
+# shellcheck shell=sh
+#
+# https://shellcheck.net/wiki/SC2154
+# shellcheck disable=2154
+
+systemd-udevd -dN never
+udevadm trigger -c add -t subsystems
+udevadm trigger -c add -t devices
+udevadm settle

hook/systemd-udev/systemd-udev.init.late

@@ -0,0 +1,4 @@
+# vim: set ft=sh:
+# shellcheck shell=sh
+
+udevadm control -e