added missing files

services/filestore/app/coffee/HealthCheckController.coffee

@@ -0,0 +1,46 @@
+fs = require("fs-extra")
+path = require("path")
+async = require("async")
+fileConverter = require("./FileConverter")
+keyBuilder = require("./KeyBuilder")
+fileController = require("./FileController")
+logger = require('logger-sharelatex')
+settings = require("settings-sharelatex")
+streamBuffers = require("stream-buffers")
+
+checkCanStoreFiles = (callback)->
+	req = {params:{}, query:{}, headers:{}}
+	res = {}
+	req.params.project_id = settings.health_check.project_id
+	req.params.file_id = settings.health_check.file_id
+	myWritableStreamBuffer = new streamBuffers.WritableStreamBuffer(initialSize: 100)
+	keyBuilder.userFileKey req, res, ->
+		fileController.getFile req, myWritableStreamBuffer
+		myWritableStreamBuffer.on "close", ->
+			if myWritableStreamBuffer.size() > 0
+				callback()
+			else
+				logger.err "no data in write stream buffer for health check"
+				callback()
+
+checkFileConvert = (callback)->
+	imgPath = path.join(settings.path.uploadFolder, "/tiny.pdf")
+	console.log imgPath, settings.path.uploadFolder
+	async.waterfall [
+		(cb)->
+			fs.copy("./tiny.pdf", imgPath, cb)
+		(cb)-> fileConverter.thumbnail "./tiny.pdf", cb
+		(resultPath, cb)-> fs.unlink resultPath, cb
+		(resultPath, cb)-> fs.unlink imgPath, cb
+	], callback
+
+
+module.exports =
+
+	check: (req, res)->
+		async.parallel [checkFileConvert, checkCanStoreFiles], (err)->
+			if err?
+				logger.err err:err, "Health check: error running"
+				return res.send 500
+			else
+				return res.send 200

services/filestore/tiny.pdf

@@ -0,0 +1,58 @@
+%PDF-1.1
+%¥±ë
+
+1 0 obj
+  << /Type /Catalog
+     /Pages 2 0 R
+  >>
+endobj
+
+2 0 obj
+  << /Type /Pages
+     /Kids [3 0 R]
+     /Count 1
+     /MediaBox [0 0 300 144]
+  >>
+endobj
+
+3 0 obj
+  <<  /Type /Page
+      /Parent 2 0 R
+      /Resources
+       << /Font
+           << /F1
+               << /Type /Font
+                  /Subtype /Type1
+                  /BaseFont /Times-Roman
+               >>
+           >>
+       >>
+      /Contents 4 0 R
+  >>
+endobj
+
+4 0 obj
+  << /Length 55 >>
+stream
+  BT
+    /F1 18 Tf
+    0 0 Td
+    (Hello World) Tj
+  ET
+endstream
+endobj
+
+xref
+0 5
+0000000000 65535 f 
+0000000018 00000 n 
+0000000077 00000 n 
+0000000178 00000 n 
+0000000457 00000 n 
+trailer
+  <<  /Root 1 0 R
+      /Size 5
+  >>
+startxref
+565
+%%EOF