Merge pull request #8 from linuxserver/alpine-autostart

add ability to autostart applications

Author: aptalca

Dockerfile

@@ -111,7 +111,8 @@ RUN \
 	nodejs \
 	openbox && \
  apk add --no-cache --repository=http://dl-cdn.alpinelinux.org/alpine/edge/testing \
-	ossp-uuid && \
+	ossp-uuid \
+	websocat && \
  echo "**** openbox tweaks ****" && \
  sed -i \
 	's/NLIMC/NLMC/g' \

Dockerfile.aarch64

@@ -111,7 +111,8 @@ RUN \
 	nodejs \
 	openbox && \
  apk add --no-cache --repository=http://dl-cdn.alpinelinux.org/alpine/edge/testing \
-	ossp-uuid && \
+	ossp-uuid \
+	websocat && \
  echo "**** openbox tweaks ****" && \
  sed -i \
 	's/NLIMC/NLMC/g' \

Dockerfile.armhf

@@ -111,7 +111,8 @@ RUN \
 	nodejs \
 	openbox && \
  apk add --no-cache --repository=http://dl-cdn.alpinelinux.org/alpine/edge/testing \
-	ossp-uuid && \
+	ossp-uuid \
+	websocat && \
  echo "**** openbox tweaks ****" && \
  sed -i \
 	's/NLIMC/NLMC/g' \

root/etc/services.d/autostart/run

@@ -0,0 +1,25 @@
+#!/usr/bin/with-contenv bash
+
+# just sleep if autostart is not enabled
+if [ -z ${GUIAUTOSTART+x} ]; then
+  echo "[guac-init] Auto start not set, application start on login"
+  sleep infinity
+# start abc session by sending a token to guacamole via websockets
+else
+  # make sure services are up
+  until \
+    $(true &>/dev/null </dev/tcp/127.0.0.1/3350) && \
+    $(true &>/dev/null </dev/tcp/127.0.0.1/4822) && \
+    $(true &>/dev/null </dev/tcp/127.0.0.1/${CUSTOM_PORT:=3000}) &&
+    $(true &>/dev/null </dev/tcp/127.0.0.1/3389)
+  do
+    sleep .5
+  done
+  echo "[guac-init] Auto start set, starting application"
+  sleep 1
+  # generate a token based on env vars
+  cd /gclient
+  TOKEN=$(node maketoken.js)
+  websocat -q -n ws://localhost:${CUSTOM_PORT:=3000}/guaclite?token=${TOKEN}
+  sleep infinity
+fi