Update some file system requirements

.gitignore

@@ -1,4 +1,4 @@
 node_modules
 faker_satellite/file_lib/**.*
 faker_satellite/for_downlink/**.*
-run/downlinked_files/for_downlink/**.*
+run/downlinked_files/**/*.*

faker_satellite/launch.js

@@ -139,6 +139,10 @@ const uplink_file_chunk = ({ id, chunk }) => {
   if (fileReceivers[id]) {
     receiveStream = fileReceivers[id];
   } else {
+    if (!fs.existsSync(path.join(__dirname, 'file_lib'))) {
+      fs.mkdirSync(path.join(__dirname, 'file_lib'));
+    }
+
     receiveStream = fs.createWriteStream(path.join(__dirname, 'file_lib', `file_${id}`));
     fileReceivers[id] = receiveStream;
   }
@@ -304,5 +308,9 @@ process.on('message', obj => {
   }
 });
 
+if (!fs.existsSync(path.join(__dirname, "for_downlink"))) {
+  fs.mkdirSync(path.join(__dirname, 'for_downlink'));
+}
+
 retrieveImageFile();
 process.send(commandDefinitions);

run/main.js

@@ -265,9 +265,14 @@ const downlink_file = (gatewayControl, satellite, majorTom) => command => {
   const state = 'downlinking_from_system';
   const progress_1_label = 'File chunks downlinked';
   const tempFileLocation = path.join(__dirname, 'downlinked_files', filename);
+  const tempFileDir = path.dirname(tempFileLocation);
   let progress_1_current = 0;
   let progress_1_max = 0;
 
+  if (!fs.existsSync(tempFileDir)) {
+    fs.mkdirSync(tempFileDir, { recursive: true });
+  }
+
   const tempFileStream = fs.createWriteStream(tempFileLocation);
 
   const tempUpdateListener = ({ type, downlink_id, chunk }) => {