From 85c561f9a32f8f2b9ddf34e7d60ef4b7bf0d3680 Mon Sep 17 00:00:00 2001
From: Sam Chudnick <sam@chudnick.com>
Date: Fri, 15 Apr 2022 21:08:34 -0400
Subject: inital commit - various scripts

---
 mkraid | 53 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 53 insertions(+)
 create mode 100755 mkraid

(limited to 'mkraid')

diff --git a/mkraid b/mkraid
new file mode 100755
index 0000000..b2fe60b
--- /dev/null
+++ b/mkraid
@@ -0,0 +1,53 @@
+#!/bin/sh
+
+help() {
+	echo "usage: mkraid --id array_id --name array_name --level raid_level" \
+			"--devices 'raid_device_1 raid_device_2 ...'" \
+			"--spares 'spare_device_1 spare_device_2 ...'"
+	echo "\n-i, --id:\tid of RAID array as a number up to 127"
+	echo "-n, --name:\tname of RAID array"
+	echo "-l, --level:\tRAID level"
+	echo "-d, --devices:\tdevices in RAID array - quoted and space separated"
+	echo "-s, --spares:\thot spare devices - quoted and space separated if multiple"
+	echo "\nexample: mkraid --id 0 --name arr1 --level 5 --devices"\
+			"'/dev/sda /dev/sdb /dev/sdc' --spares /dev/sdd" 
+	exit
+}
+
+opts=$(getopt -o "i:,n:,l:,d:,s:h" -l "id:,name:,level:,devices:,spares:,help" -- "$@")
+eval set -- "$opts"
+id=
+name=
+level=
+devices=
+spares=
+while true
+do 
+	case "$1" in
+		'-i' | '--id') id="$2" shift 2; continue ;;
+		'-n' | '--name') name="$2" shift 2; continue ;;
+		'-l' | '--level') level="$2" shift 2; continue ;;
+		'-d' | '--devices') devices="$2" shift 2; continue ;;
+		'-s' | '--spares') spares="$2" shift 2; continue ;;
+		'-h' | '--help') help ;;
+		'--') shift; break ;;
+	esac 
+done
+[ -z "$id" ] && help
+[ -z "$name" ] && help
+[ -z "$level" ] && help
+[ -z "$devices" ] && help
+[ -z "$spares" ] && help
+
+numdevs=$(echo $devices | tr ' ' '\n' | wc -l)
+numspare=$(echo $spares | tr ' ' '\n' | wc -l)
+
+echo "mdadm --create /dev/md$id --level=$level --raid-devices=$numdevs $devices --spare-devices=$numspare $spares"
+
+exit 
+
+mdadm --create /dev/md$id --level=$level --raid-devices=$numdevs $devices --spare-devices=$numspare $spares
+
+uuid="$(mdadm --detail /dev/md0 | grep UUID | tr -d '[:space:]' | cut -d ':' -f 2-)"
+
+echo "ARRAY /dev/md$id	metadata=1.2	UUID=$uuid	name=$name" >> /etc/mdadm/mdadm.conf
-- 
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