scripts/diskstat

#!/bin/sh

# | egrep $(zpool list -v ztank | grep label | awk 'BEGIN { j="" } { printf "%s%s", j, substr($1, 7, length($1) - 10); j="|" } END { print "" }' )
# state=0 parsing diskinfo
# state=1 parsing glabel
(diskinfo $(ls /dev/ada*[0-9] | egrep '^/dev/ada[0-9]+$'); glabel status) | awk -v state=0 '
BEGIN {
}

function printdiskinfo(lblname, devname) {
	cmd = "smartctl -a /dev/" devname " | egrep '"'"'Device Model|Power_On_Hours'"'"'"
	r = cmd | getline
	#print "xfoox" r "x" $0 "xbarx"
	if (r) {
		$1 = ""
		$2 = ""
		model = $0
		cmd | getline
		hours = $10
	} else {
		model = "unknown"
		hours = 0
	}
	close(cmd)

	years = sprintf("%.4g", ( hours / 24. / 365 ))
	print lblname "\t->\t" devname "\t->\t" disksize[devname] " TB\t->\t" years "\t" model
	delete disksize[devname]
}

$0 ~ "Name" {
	state=1
}

state == 0 {
	ncomp = split($1, comp, "/")
	basecomp = comp[ncomp]
	if (basecomp !~ "p") {
		tb = int($3 / 1000 / 1000 / 1000 / 1000)
		if (tb != 0)
			disksize[basecomp] = tb
		if (tb == 0)
			disksize[basecomp] = sprintf("%.2f", int($3 / 1000 / 1000 / 1000) / 1000)
	}
}

state == 1 {
	ncomp = split($1, comp, "/")
	basecomp = comp[ncomp]
	devname = $3

	if (comp[1] != "label") {
		next
	}

	printdiskinfo(basecomp, devname)

}

END {
	for (i in disksize) {
		printdiskinfo("xxx", i)
	}
}
' - | sort
echo