1 files changed, 139 insertions, 0 deletions
diff --git a/modules.d/90mdraid/module-setup.sh b/modules.d/90mdraid/module-setup.sh
new file mode 100755
index 0000000..6179a98
--- /dev/null
+++ b/modules.d/90mdraid/module-setup.sh
@@ -0,0 +1,139 @@
+#!/bin/bash
+
+# called by dracut
+check() {
+    local dev holder
+
+    # No mdadm?  No mdraid support.
+    require_binaries mdadm expr || return 1
+
+    [[ $hostonly ]] || [[ $mount_needs ]] && {
+        for dev in "${!host_fs_types[@]}"; do
+            [[ ${host_fs_types[$dev]} != *_raid_member ]] && continue
+
+            DEVPATH=$(get_devpath_block "$dev")
+
+            for holder in "$DEVPATH"/holders/*; do
+                [[ -e $holder ]] || continue
+                [[ -e "$holder/md" ]] && return 0
+                break
+            done
+
+        done
+        return 255
+    }
+
+    return 0
+}
+
+# called by dracut
+depends() {
+    echo rootfs-block
+    return 0
+}
+
+# called by dracut
+installkernel() {
+    instmods '=drivers/md'
+}
+
+# called by dracut
+cmdline() {
+    local _activated dev line UUID
+    declare -A _activated
+
+    for dev in "${!host_fs_types[@]}"; do
+        [[ ${host_fs_types[$dev]} != *_raid_member ]] && continue
+
+        UUID=$(
+            /sbin/mdadm --examine --export "$dev" \
+                | while read -r line || [[ "$line" ]]; do
+                    [[ ${line#MD_UUID=} == "$line" ]] && continue
+                    printf "%s" "${line#MD_UUID=} "
+                done
+        )
+
+        [[ -z $UUID ]] && continue
+
+        if ! [[ ${_activated[${UUID}]} ]]; then
+            printf "%s" " rd.md.uuid=${UUID}"
+            _activated["${UUID}"]=1
+        fi
+
+    done
+}
+
+# called by dracut
+install() {
+    local rule rule_path
+    inst_multiple cat expr
+    inst_multiple -o mdmon
+    inst "$(command -v partx)" /sbin/partx
+    inst "$(command -v mdadm)" /sbin/mdadm
+
+    if [[ $hostonly_cmdline == "yes" ]]; then
+        local _raidconf
+        _raidconf=$(cmdline)
+        [[ $_raidconf ]] && printf "%s\n" "$_raidconf" >> "${initdir}/etc/cmdline.d/90mdraid.conf"
+    fi
+
+    # <mdadm-3.3 udev rule
+    inst_rules 64-md-raid.rules
+    # >=mdadm-3.3 udev rules
+    inst_rules 63-md-raid-arrays.rules 64-md-raid-assembly.rules
+    # remove incremental assembly from stock rules, so they don't shadow
+    # 65-md-inc*.rules and its fine-grained controls, or cause other problems
+    # when we explicitly don't want certain components to be incrementally
+    # assembled
+    for rule in 64-md-raid.rules 64-md-raid-assembly.rules; do
+        rule_path="${initdir}${udevdir}/rules.d/${rule}"
+        # shellcheck disable=SC2016
+        [ -f "${rule_path}" ] && sed -i -r \
+            -e '/(RUN|IMPORT\{program\})\+?="[[:alpha:]/]*mdadm[[:blank:]]+(--incremental|-I)[[:blank:]]+(--export )?(\$env\{DEVNAME\}|\$tempnode|\$devnode)/d' \
+            "${rule_path}"
+    done
+
+    inst_rules "$moddir/65-md-incremental-imsm.rules"
+
+    inst_rules "$moddir/59-persistent-storage-md.rules"
+
+    if [[ $hostonly ]] || [[ $mdadmconf == "yes" ]]; then
+        if [[ -f $dracutsysrootdir/etc/mdadm.conf ]]; then
+            inst -H /etc/mdadm.conf
+        else
+            [[ -f $dracutsysrootdir/etc/mdadm/mdadm.conf ]] && inst -H /etc/mdadm/mdadm.conf /etc/mdadm.conf
+        fi
+        if [[ -d $dracutsysrootdir/etc/mdadm.conf.d ]]; then
+            local f
+            inst_dir /etc/mdadm.conf.d
+            for f in /etc/mdadm.conf.d/*.conf; do
+                [[ -f "$dracutsysrootdir$f" ]] || continue
+                inst -H "$f"
+            done
+        fi
+    fi
+
+    inst_hook pre-udev 30 "$moddir/mdmon-pre-udev.sh"
+    inst_hook pre-trigger 30 "$moddir/parse-md.sh"
+    inst_hook pre-mount 10 "$moddir/mdraid-waitclean.sh"
+    inst_hook cleanup 99 "$moddir/mdraid-needshutdown.sh"
+    inst_hook shutdown 30 "$moddir/md-shutdown.sh"
+    inst_script "$moddir/mdraid-cleanup.sh" /sbin/mdraid-cleanup
+    inst_script "$moddir/mdraid_start.sh" /sbin/mdraid_start
+    if dracut_module_included "systemd"; then
+        if [[ -e $dracutsysrootdir$systemdsystemunitdir/mdmon@.service ]]; then
+            inst_simple "$systemdsystemunitdir"/mdmon@.service
+        fi
+        if [[ -e $dracutsysrootdir$systemdsystemunitdir/mdadm-last-resort@.service ]]; then
+            inst_simple "$systemdsystemunitdir"/mdadm-last-resort@.service
+        fi
+        if [[ -e $dracutsysrootdir$systemdsystemunitdir/mdadm-last-resort@.timer ]]; then
+            inst_simple "$systemdsystemunitdir"/mdadm-last-resort@.timer
+        fi
+        if [[ -e $dracutsysrootdir$systemdsystemunitdir/mdadm-grow-continue@.service ]]; then
+            inst_simple "$systemdsystemunitdir"/mdadm-grow-continue@.service
+        fi
+    fi
+    inst_hook pre-shutdown 30 "$moddir/mdmon-pre-shutdown.sh"
+    dracut_need_initqueue
+}