#!/bin/bash -l
set -eE -o pipefail
trap 'echo "$0:$LINENO:error: \"$BASH_COMMAND\" returned $?" >&2' ERR


[[ $EUID == 0 ]] || exec sudo -E "${BASH_SOURCE[0]}" "$@"




ip=$(host demohost | sed -rn 's/^\S+ has address //p;T;q')/32
cedit demohost /etc/exports <<EOF || exportfs -ra
/a $ip(async,rw,no_subtree_check,no_root_squash)
/q $ip(async,rw,no_subtree_check,no_root_squash)
EOF


ssh root@demohost bash -s <<'EOFOUTER'
set -eE -o pipefail

apt-get install -y nfs-common

sed -ri '\%^(faiserver:/[aq]|/q/p)\s%d' /etc/fstab
cat >>/etc/fstab <<'EOF'
faiserver:/a /a  nfs defaults 0 0
faiserver:/q /q  nfs defaults 0 0
/q/p  /p  none  bind  0 0
EOF

mkdir -p /a /q /p
mount /a
mount /q
mount /p
EOFOUTER