Remmina (#155)

* (nits)

* add hardware encoding support for Intel QSV via VAAPI

* automate RENDER_GID env var

* add remmina

* remmina: github CI

.docker/remmina/run-remmina.sh

@@ -0,0 +1,45 @@
+#!/bin/bash
+set -u
+
+err() {
+  echo "ERROR: $*" >&2
+  exit 1
+}
+
+profile_dir="/home/neko/.local/share/remmina"
+if [[ -n "$REMMINA_PROFILE" ]]; then
+  profile=${REMMINA_PROFILE%.remmina}.remmina
+  file=${profile##/*/}
+  [[ "$file" = "$profile" ]] && profile="$profile_dir"/"$file"
+  [[ -f "$profile" ]] || err "Connection profile $profile not found"
+  echo "Running remmina with connection profile $profile"
+  exec remmina -c "$profile"
+fi
+
+[[ -z "$REMMINA_URL" ]] && err "Neither `REMMINA_PROFILE` nor `REMMINA_URL` found in env vars"
+
+readarray -t arr < <( echo -n "$REMMINA_URL" | perl -pe 's|^(\w+\:\/\/)?(\w*:)?(.+@)?([^:]+)(:\d+)?$|\1\n\2\n\3\n\4\n\5|' )
+proto=$(echo "${arr[0]}" | cut -d: -f1)
+user=$(echo "${arr[1]}" | cut -d: -f1)
+pw=$(echo "${arr[2]}" | cut -d@ -f1)
+host="${arr[3]}"
+# port=$(echo "${arr[4]}" | cut -d: -f2)
+port="${arr[4]}" #keep the :
+echo "Parsed url in `REMMINA_URL`: proto:$proto username:$user host:$host port:$port"
+
+[[ "$proto" != "vnc" && "$proto" != "rdp" && "$proto" != "spice" ]] && err "Unsupported protocol $proto in connection url `REMMINA_URL`"
+
+profile="$profile_dir"/"$proto".remmina
+if [[ -n "$pw" ]]; then
+  encpw=$(echo "$pw" | remmina --encrypt-password | grep Encrypted | sed 's/Encrypted password: //')
+  remmina --set-option password="$encpw" --update-profile "$profile"
+else
+  remmina --set-option password= --update-profile "$profile"
+fi
+remmina --set-option username="$user" --update-profile "$profile"
+remmina --set-option server="$host$port" --update-profile "$profile"
+
+# remmina --set-option window_maximize=1 --update-profile "$profile"
+# remmina --set-option scale=1 --update-profile "$profile"
+
+exec remmina -c "$profile"