expand_root_partition

#!/bin/bash

config=$(gdisk /dev/xvda <<EOF
p
q
EOF
)

disk_guid=$(echo $config | awk '{print($45)}')

part1_start=$(echo $config | awk '{print($87)}')
part1_end=$(echo $config | awk '{print($88)}')
part1_code=$(echo $config | awk '{print($91)}')

part2_start=$(echo $config | awk '{print($96)}')
part2_code=$(echo $config | awk '{print($100)}')

gdisk /dev/xvda <<EOCOMMAND
o
y
n
1
$part1_start
$part1_end
$part1_code
n
2
$part2_start

$part2_code
x
g
$disk_guid
w
y
EOCOMMAND