parse_controller.sh

#!/bin/bash
echo osd,device,pci id,pci path,description
for i in $(mount | awk '/ceph\/osd/ {printf("%s,%s\n", $1, $3)}'); do
        osdid=$(echo $i | awk -F, '{print $2}' | awk -F\/ '{sub (/[^0-9]+/, "", $NF); print "osd."$NF}')
        basedev=$(basename $(echo $i | awk -F, '{print $1}' | sed -e 's/[0-9]//g'))
        syspath=$(find /sys/devices/ -name $basedev)
        hostpath=$(basename $(echo $syspath | awk -F\/host '{print $1}') | sed -e 's/^[0-9]*://')
        if [ $(echo $hostpath | grep ata -c) -gt 0 ]; then
                hostpath=$(basename $(dirname $(echo $syspath | awk -F\/host '{print $1}')) | sed -e 's/^[0-9]*://')
        fi
        hostdev=$(lspci | grep ^$hostpath)
        echo "$osdid,$basedev,$hostdev" | sed -e 's/\ /,/'
done

The objective is to identify which storage controller each OSD is plugged into.