Initial commit

README

@@ -0,0 +1,44 @@
+Installation
+============
+
+1. Install curl and jq.
+2. Go to http://iot.waw.hackerspace.pl, login with "Trusted Network", then go
+   to "admin" (in lower left), scroll to the very bottom and in the section
+   "Long-Lived Access Tokens" click "Create token". Go through token creation
+   flow and copy thit token to TOKEN= in `fan` script.
+3. Copy (or symlink) everything apart from this README to /usr/local/bin or any
+   directory in $PATH
+
+Usage
+=====
+
+fan [query]
+fan-query
+    Check fan status. Will output "on" or "off".
+
+fan on
+fan-on
+fan off
+fan-off
+    Toggle fan
+
+laser [query]
+laser-query
+    Check who uses the laser. Will not output anything if laser is not taken.
+
+laser take [<username>]
+laser-take [<username>]
+    Take the laser for 60 min. Works if no-one else uses laser. If you don't
+    specify username, will use $USER environment variable.
+
+laser release
+laser-release
+    Release the laser from usage. Works only if taken by you.
+
+laser force
+laser-force
+    Force release the laser. Works whether you took the laser or someone else.
+    This is for use only if you took the laser, then disconnected and got
+    another IP address from DHCP.
+
+

fan

@@ -0,0 +1,42 @@
+#!/bin/sh
+
+set -e
+
+TOKEN=...
+
+usage() {
+    echo "usage: $0 {on|off}" >&2
+    exit 2
+}
+
+api() {
+    endpoint=$1
+    shift
+    curl -s http://iot.waw.hackerspace.pl/api"$endpoint" \
+        -H "Authorization: Bearer $TOKEN" \
+        -H "Content-Type: application/json" \
+        "$@"
+}
+
+on()    { api /services/fan/turn_on  -d '{"entity_id": "fan.exhaust"}'; }
+off()   { api /services/fan/turn_off -d '{"entity_id": "fan.exhaust"}'; }
+query() { api /states/fan.exhaust | jq -r .state; }
+api_test() { api /; }
+
+if test $# -eq 0
+then
+    case "$0" in
+    *-on) on;;
+    *-off) off;;
+    *) query;;
+    esac
+elif test $# -eq 1
+then
+    case "$1" in
+    on|off|query) "$1";;
+    test) api_test;;
+    *) usage;;
+    esac
+else
+    usage
+fi

fan-off

@@ -0,0 +1 @@
+fan

fan-on

@@ -0,0 +1 @@
+fan

fan-query

@@ -0,0 +1 @@
+fan

laser

@@ -0,0 +1,49 @@
+#!/bin/sh
+# SPDX-License-Identifier: AGPL-3.0-or-later
+# SPDX-FileCopyrightText: 2023 Wojtek Porczyk <woju@hackerspace.pl>
+
+set -e
+
+usage() {
+    echo "usage: $0 {take [user]|release|force}" >&2
+    exit 2
+}
+
+api() {
+    endpoint=$1
+    shift
+    curl -s -X POST http://laser.waw.hackerspace.pl"$endpoint" "$@"
+}
+
+take() { api /take -d "who=$1"; }
+release() { api /release; }
+force() { api /force; }
+query() {
+    api / \
+    | sed -ne "s:^.*\(Currently in use .*\)$:\1:p"
+}
+
+if test $# -eq 0
+then
+    case "$0" in
+    *-take) take "$USER";;
+    *-release) release;;
+    *-force) force;;
+    *-query) query;;
+    *) query;;
+    esac
+elif test $# -eq 1
+then
+    case "$1" in
+    take) take "$USER";;
+    force|release|query) "$1";;
+    *) usage;;
+    esac
+elif test $# -eq 2 -a "$1" = take
+then
+    "$1" "$2"
+else
+    usage
+fi
+
+# vim: tw=80

laser-force

@@ -0,0 +1 @@
+laser

laser-query

@@ -0,0 +1 @@
+laser

laser-release

@@ -0,0 +1 @@
+laser

laser-take

@@ -0,0 +1 @@
+laser