add webcam

PKGBUILD

@@ -1,21 +1,26 @@
 pkgname=octoprint-tornado
 pkgver=20200111
-pkgrel=3
+pkgrel=4
 pkgdesc="control my tornado installation"
 arch=(armv6h armv7h aarch64)
 depends=(haproxy octoprint-venv)
 source=(
+	tmpfiles.conf
+	sysusers.conf
 	haproxy.cfg
 	octoprint-proxy.service
 	octoprint-web.service
-	tmpfiles.conf
+	octoprint-webcam.service
 )
 sha256sums=(
-	47546d4400ca02c73da3698e4b27cef87cdb64c05f45a613b4a5fdad6e17d763
-	e6562a0aba61172fcef3615320c881a3c7a2022b5f86ce43fd2de1f576533c6b
-	5b9dbc7aba988974367e272d9a9f1701472c10ef4c316121e2d821405fc1d3da
-	7a8c2f7dba7e491a81d373748943bd01720fb6b43adc471b49e540890c62bdfe
-)
+	'7a8c2f7dba7e491a81d373748943bd01720fb6b43adc471b49e540890c62bdfe'
+	'0b3eff109fde3770c1ec7d2964ac6ec6479f381eace02c28b840102e11c09281'
+	'47546d4400ca02c73da3698e4b27cef87cdb64c05f45a613b4a5fdad6e17d763'
+	'e6562a0aba61172fcef3615320c881a3c7a2022b5f86ce43fd2de1f576533c6b'
+	'5b9dbc7aba988974367e272d9a9f1701472c10ef4c316121e2d821405fc1d3da'
+	'd4bc1deb83adc19b493d339e5b17452732855db1680a640c74857014df2171e9'
+    )
+
 install=$pkgname.install
 
 package() {
@@ -24,6 +29,7 @@ package() {
 	do
 		install -Dm644 $SERVICE $pkgdir/usr/lib/systemd/system/$SERVICE
 	done
+	install -Dm644 "$srcdir/sysusers.conf" "$pkgdir/usr/lib/sysusers.d/mjpg-streamer.conf"
 	install -Dm644 "$srcdir/tmpfiles.conf" "$pkgdir/usr/lib/tmpfiles.d/$pkgname.conf"
 }
 

octoprint-webcam.service

@@ -0,0 +1,10 @@
+[Unit]
+Description=Webcam
+; BindsTo=dev-webcam.device klipper.service
+
+[Service]
+Type=simple
+ExecStart=/usr/bin/mjpg_streamer -o "output_http.so" -i "input_uvc.so -r 1280x720 -f 30"
+
+[Install]
+; WantedBy=dev-webcam.device

sysusers.conf

@@ -0,0 +1,2 @@
+u mjpg-streamer - "Webcam Streamer" /opt/klipper
+m klipper video