#!/bin/bash
# Waits until 02:08Z on 2026-10-24, then reads the controller container's eth0 tx bytes once a second for 22 minutes on
# each of the three test boxes (read only: /proc/<pid>/net/dev inside guest 9201). Output: one file per box.
OUT=$1
target=$(date -u -d '2026-10-24T02:08:00Z' +%s); now=$(date -u +%s); [ $target -gt $now ] && sleep $((target-now))
INNER='P=$(docker inspect -f {{.State.Pid}} felhom-controller); end=$(( $(date +%s) + 1320 )); while [ $(date +%s) -lt $end ]; do echo "$(date +%s.%N | cut -c1-14) $(awk "/eth0:/{print \$10}" /proc/$P/net/dev)"; sleep 1; done'
for pair in "demo-hp:demo-hp" "felhom-pve:demo-felhom" "root@192.168.0.154:tester-1"; do h=${pair%%:*}; n=${pair##*:}
  ssh -o BatchMode=yes -o ServerAliveInterval=30 $h "pct exec 9201 -- bash -c '$INNER'" > "$OUT/night-push-1s-$n.txt" 2>&1 &
done
wait; echo "done $(date -u +%FT%TZ)"