1 files changed, 70 insertions, 0 deletions
diff --git a/modules.d/90mdraid/mdraid_start.sh b/modules.d/90mdraid/mdraid_start.sh
new file mode 100755
index 0000000..d8c5de2
--- /dev/null
+++ b/modules.d/90mdraid/mdraid_start.sh
@@ -0,0 +1,70 @@
+#!/bin/sh
+
+type getargs > /dev/null 2>&1 || . /lib/dracut-lib.sh
+
+_md_start() {
+    local _udevinfo
+    local _path_s
+    local _path_d
+    local _md="$1"
+
+    _udevinfo="$(udevadm info --query=property --name="${_md}")"
+    strstr "$_udevinfo" "MD_LEVEL=container" && return 0
+    strstr "$_udevinfo" "DEVTYPE=partition" && return 0
+
+    _path_s="/sys/$(udevadm info -q path -n "${_md}")/md/array_state"
+    [ ! -r "$_path_s" ] && return 0
+
+    # inactive ?
+    [ "$(cat "$_path_s")" != "inactive" ] && return 0
+
+    mdadm -R "${_md}" 2>&1 | vinfo
+
+    # still inactive ?
+    [ "$(cat "$_path_s")" = "inactive" ] && return 0
+
+    _path_d="${_path_s%/*}/degraded"
+    [ ! -r "$_path_d" ] && return 0
+    : > "$hookdir"/initqueue/work
+}
+
+_md_force_run() {
+    local _md
+    local _UUID
+    local _MD_UUID
+
+    _MD_UUID=$(getargs rd.md.uuid -d rd_MD_UUID=)
+    [ -n "$_MD_UUID" ] || getargbool 0 rd.auto || return
+
+    if [ -n "$_MD_UUID" ]; then
+        _MD_UUID=$(str_replace "$_MD_UUID" "-" "")
+        _MD_UUID=$(str_replace "$_MD_UUID" ":" "")
+
+        for _md in /dev/md[0-9_]*; do
+            [ -b "$_md" ] || continue
+            _UUID=$(
+                /sbin/mdadm -D --export "$_md" \
+                    | while read -r line || [ -n "$line" ]; do
+                        str_starts "$line" "MD_UUID=" || continue
+                        printf "%s" "${line#MD_UUID=}"
+                    done
+            )
+
+            [ -z "$_UUID" ] && continue
+            _UUID=$(str_replace "$_UUID" ":" "")
+
+            # check if we should handle this device
+            strstr "$_MD_UUID" "$_UUID" || continue
+
+            _md_start "${_md}"
+        done
+    else
+        # try to force-run anything not running yet
+        for _md in /dev/md[0-9_]*; do
+            [ -b "$_md" ] || continue
+            _md_start "${_md}"
+        done
+    fi
+}
+
+_md_force_run