nix

commit df11ee2805e27844f58c6f137b113f181d0f3dfb
parent 4ec9b9b8ba497722fa50b8c231b6f16c48a199ff
Author: mtmn <miro@haravara.org>
Date:   Tue, 16 Jun 2026 13:59:03 +0200

bin: add scripts

Diffstat:
M
hosts/void/default.nix
 | 
2
++
A
modules/mixins/dotfiles/bin/iperf-ovh
 | 
69
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
A
modules/mixins/dotfiles/bin/recup-keep-format
 | 
14
++++++++++++++
A
modules/mixins/dotfiles/bin/recup-tiny
 | 
15
+++++++++++++++

4 files changed, 100 insertions(+), 0 deletions(-)
diff --git a/hosts/void/default.nix b/hosts/void/default.nix
@@ -36,6 +36,8 @@
       lowdown
       miktex
       ghostscript
+      gnuplot
+      ministat
     ];
 
     vcs = [
diff --git a/modules/mixins/dotfiles/bin/iperf-ovh b/modules/mixins/dotfiles/bin/iperf-ovh
@@ -0,0 +1,69 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+SERVER=proof.ovh.net
+PORT="" DURATION=10 STREAMS=1 ALL=0 LOGFILE=""
+
+usage() {
+	cat <<EOF
+Usage: $0 [-p PORT] [-t SECONDS] [-P STREAMS] [-a] [-l FILE] [-h]
+
+iperf3 upload/download test against ${SERVER} (ports 5201-5210).
+
+Options:
+  -p PORT     test a specific port (default: try 5201-5210 until one works)
+  -t SECONDS  test duration in seconds (default: ${DURATION})
+  -P STREAMS  number of parallel streams (default: ${STREAMS})
+  -a          test all ports 5201-5210
+  -l FILE     pass --logfile FILE to iperf3 (appends iperf3 output to FILE)
+  -h          show this help and exit
+EOF
+}
+
+[ $# -eq 0 ] && {
+	usage
+	exit 0
+}
+
+while getopts "p:t:P:al:h" o; do case "$o" in
+	p) PORT=$OPTARG ;;
+	t) DURATION=$OPTARG ;;
+	P) STREAMS=$OPTARG ;;
+	a) ALL=1 ;;
+	l) LOGFILE=$OPTARG ;;
+	h)
+		usage
+		exit 0
+		;;
+	*)
+		usage >&2
+		exit 1
+		;;
+	esac done
+
+command -v iperf3 >/dev/null || {
+	echo "iperf3 not installed" >&2
+	exit 1
+}
+
+LOG=()
+[ -n "$LOGFILE" ] && LOG=(--logfile "$LOGFILE")
+
+test_port() {
+	echo "=== ${SERVER}:$1 (${DURATION}s, ${STREAMS} stream) ==="
+	iperf3 -c "$SERVER" -p "$1" -t "$DURATION" -P "$STREAMS" "${LOG[@]}" -R || return 1
+	iperf3 -c "$SERVER" -p "$1" -t "$DURATION" -P "$STREAMS" "${LOG[@]}"
+}
+
+if [ "$ALL" = 1 ]; then
+	for p in $(seq 5201 5210); do test_port "$p" || true; done
+elif [ -n "$PORT" ]; then
+	test_port "$PORT"
+else
+	for p in $(seq 5201 5210); do
+		test_port "$p" && exit 0
+		echo "port $p busy, trying next..." >&2
+	done
+	echo "all ports busy/unreachable" >&2
+	exit 1
+fi
diff --git a/modules/mixins/dotfiles/bin/recup-keep-format b/modules/mixins/dotfiles/bin/recup-keep-format
@@ -0,0 +1,14 @@
+#!/bin/sh
+
+recdir="$HOME/misc/recordings"
+
+mkdir -p "$recdir"
+
+PICKED=$(eza --oneline --reverse --sort=created "$recdir" | fzf --reverse \
+	--preview="ffmpeg -i $recdir/{} -vf 'select=eq(n\,0)' -frames:v 1 -f image2pipe -vcodec png - 2>/dev/null | chafa --format=sixels --size=\${FZF_PREVIEW_COLUMNS}x\${FZF_PREVIEW_LINES} - 2>/dev/null || stat $recdir/{}")
+
+if [ -n "$PICKED" ]; then
+	aws s3 cp "$recdir/$PICKED" "s3://recordings/$PICKED"
+
+	shirt "$(aws s3 presign "s3://recordings/$PICKED" --expires-in 604800 | tr -d '\n')"
+fi
diff --git a/modules/mixins/dotfiles/bin/recup-tiny b/modules/mixins/dotfiles/bin/recup-tiny
@@ -0,0 +1,15 @@
+#!/bin/sh
+
+recdir="$HOME/misc/recordings"
+
+mkdir -p "$recdir"
+
+PICKED=$(eza --oneline --reverse --sort=created "$recdir" | fzf --reverse \
+	--preview="ffmpeg -i $recdir/{} -vf 'select=eq(n\,0)' -frames:v 1 -f image2pipe -vcodec png - 2>/dev/null | chafa --format=sixels --size=\${FZF_PREVIEW_COLUMNS}x\${FZF_PREVIEW_LINES} - 2>/dev/null || stat $recdir/{}")
+
+if [ -n "$PICKED" ]; then
+	ffmpeg -i "$recdir/$PICKED" -vf "scale=-2:720" -c:v libvpx-vp9 -deadline realtime -cpu-used 8 -crf 40 -b:v 0 -c:a libopus -b:a 64k -f webm - |
+		aws s3 cp - "s3://recordings/${PICKED%.*}.webm" --content-type video/webm
+
+	shirt "$(aws s3 presign "s3://recordings/${PICKED%.*}.webm" --expires-in 604800 | tr -d '\n')"
+fi