3r.m4zy.lol
A simple yet powerful UI overlay made for Wayland WMs built with Quickshell
wayland
qs
linux
ui
ux
1#!/usr/bin/env bash
2set -euo pipefail
3
4cmd="${1:-}"
5base_dir="${HOME}/.config/quickshell/m4.shell/ssh"
6conn_db="${base_dir}/connections.db" # name|host|user|port|keypath
7gen_dir="${base_dir}/keys" # generated keys directory
8
9have() { command -v "$1" >/dev/null 2>&1; }
10
11safe_name() {
12 local s="${1:-}"
13 s="$(printf '%s' "$s" | tr -d '\r' | sed -E 's/^[[:space:]]+|[[:space:]]+$//g; s/[[:space:]]+/_/g')"
14 printf '%s' "$s"
15}
16
17ensure_dirs() {
18 mkdir -p "$base_dir" "$gen_dir" >/dev/null 2>&1 || true
19 [ -f "$conn_db" ] || : >"$conn_db"
20}
21
22trim() {
23 printf '%s' "${1:-}" | sed -E 's/^[[:space:]]+|[[:space:]]+$//g'
24}
25
26# --- CONNECTIONS ---
27list_cmd() {
28 ensure_dirs
29 # stable order
30 awk -F'|' 'NF>=2 {print $0}' "$conn_db" 2>/dev/null | sort -t'|' -k1,1 || true
31}
32
33upsert_cmd() {
34 ensure_dirs
35 local name host user port key
36 name="$(safe_name "${1:-}")"
37 host="$(trim "${2:-}")"
38 user="$(trim "${3:-}")"
39 port="$(trim "${4:-}")"
40 key="$(trim "${5:-}")"
41
42 [ -n "$name" ] || { echo "name required" >&2; return 2; }
43 [ -n "$host" ] || { echo "host required" >&2; return 2; }
44
45 # normalize port
46 if [ -z "$port" ]; then port="22"; fi
47 if ! printf '%s' "$port" | grep -Eq '^[0-9]{1,5}$'; then
48 echo "invalid port" >&2
49 return 2
50 fi
51
52 # rewrite file without old entry, then append
53 local tmp
54 tmp="$(mktemp)"
55 awk -F'|' -v n="$name" 'NF==0 {next} $1!=n {print $0}' "$conn_db" >"$tmp" 2>/dev/null || true
56 printf '%s|%s|%s|%s|%s\n' "$name" "$host" "$user" "$port" "$key" >>"$tmp"
57 mv "$tmp" "$conn_db"
58}
59
60del_cmd() {
61 ensure_dirs
62 local name tmp
63 name="$(safe_name "${1:-}")"
64 [ -n "$name" ] || return 0
65 tmp="$(mktemp)"
66 awk -F'|' -v n="$name" 'NF==0 {next} $1!=n {print $0}' "$conn_db" >"$tmp" 2>/dev/null || true
67 mv "$tmp" "$conn_db"
68}
69
70case "$cmd" in
71 list) list_cmd ;;
72 upsert) shift; upsert_cmd "${1:-}" "${2:-}" "${3:-}" "${4:-}" "${5:-}" ;;
73 del) shift; del_cmd "${1:-}" ;;
74 *)
75 exit 0
76 ;;
77esac