Fixed localstream executable

platypush/plugins/media/__init__.py

@@ -10,7 +10,7 @@ import urllib.parse
 from platypush.config import Config
 from platypush.context import get_plugin
 from platypush.plugins import Plugin, action
-from platypush.utils import get_ip_or_hostname
+from platypush.utils import get_ip_or_hostname, is_process_alive
 
 class PlayerState(enum.Enum):
     STOP  = 'stop'
@@ -42,8 +42,8 @@ class MediaPlugin(Plugin):
     # Default port for the local resources HTTP streaming service
     _default_streaming_port = 8989
 
-    _local_stream_bin = os.path.join(os.path.dirname(__file__), 'bin',
+    # setup.py install will place localstream in PATH
-                                     'localstream')
+    _local_stream_bin = 'localstream'
 
     _NOT_IMPLEMENTED_ERR = NotImplementedError(
         'This method must be implemented in a derived class')
@@ -360,7 +360,7 @@ class MediaPlugin(Plugin):
 
         self._streaming_proc = subprocess.Popen(
             [self._local_stream_bin, media, str(self._streaming_port)],
-            stdin=subprocess.PIPE, stdout=subprocess.PIPE
+            stdout=subprocess.PIPE, stderr=subprocess.STDOUT
         )
 
         threading.Thread(target=self._streaming_process_monitor(media)).start()
@@ -388,9 +388,24 @@ class MediaPlugin(Plugin):
             if not self._streaming_proc:
                 return
 
+            while True:
+                if not self._streaming_proc or not \
+                        is_process_alive(self._streaming_proc.pid):
+                    break
+
+                line = self._streaming_proc.stdout.readline().decode().strip()
+                if not line:
+                    continue
+
+                if line.startswith('Listening on'):
+                    break
+
+                self.logger.info('Message from streaming service: {}'.format(line))
+
             self._streaming_proc.wait()
             try: self.stop_streaming()
             except: pass
+            self.logger.info('Streaming service terminated')
 
         return _thread
 

platypush/plugins/media/bin/localstream

@@ -1,71 +1,14 @@
-#!/usr/bin/env node
+#!/bin/bash
 
-// Requires:
+DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
-//      - express (`npm install express`)
-//      - mime-types (`npm install mime-types`)
 
-const express = require('express')
+if [ -d "$HOME/node_modules" ]; then
-const fs = require('fs')
+    export NODE_PATH=$HOME/node_modules:$NODE_PATH
-const path = require('path')
+fi
-const process = require('process')
-const mime = require('mime-types')
-const app = express()
 
-function parseArgv() {
+file=$1
-    let file = undefined
+port=
-    let port = 8989
+[ ! -z "$2" ] && port=$2
 
-    if (process.argv.length < 3) {
+node $DIR/localstream.js "$file" $port
-        throw Error(`Usage: ${process.argv[0]} ${process.argv[1]} <media_file> [port=${port}]`)
-    }
 
-    file = process.argv[2]
-
-    if (process.argv.length > 3) {
-        port = parseInt(process.argv[3])
-    }
-
-    return { file: file, port: port }
-}
-
-let args = parseArgv()
-
-app.get('/video', function(req, res) {
-  const path = args.file
-  const ext = args.file.split('.').pop()
-  const stat = fs.statSync(path)
-  const fileSize = stat.size
-  const range = req.headers.range
-  const mimeType = mime.lookup(ext)
-
-  if (range) {
-    const parts = range.replace(/bytes=/, "").split("-")
-    const start = parseInt(parts[0], 10)
-    const end = parts[1]
-      ? parseInt(parts[1], 10)
-      : fileSize-1
-
-    const chunksize = (end-start)+1
-    const file = fs.createReadStream(path, {start, end})
-    const head = {
-      'Content-Range': `bytes ${start}-${end}/${fileSize}`,
-      'Accept-Ranges': 'bytes',
-      'Content-Length': chunksize,
-      'Content-Type': mimeType,
-    }
-
-    res.writeHead(206, head)
-    file.pipe(res)
-  } else {
-    const head = {
-      'Content-Length': fileSize,
-      'Content-Type': mimeType,
-    }
-    res.writeHead(200, head)
-    fs.createReadStream(path).pipe(res)
-  }
-})
-
-app.listen(args.port, function () {
-  console.log(`Listening on port ${args.port}`)
-})

platypush/plugins/media/bin/localstream.js

@@ -0,0 +1,71 @@
+#!/usr/bin/env node
+
+// Requires:
+//      - express (`npm install express`)
+//      - mime-types (`npm install mime-types`)
+
+const express = require('express')
+const fs = require('fs')
+const path = require('path')
+const process = require('process')
+const mime = require('mime-types')
+const app = express()
+
+function parseArgv() {
+    let file = undefined
+    let port = 8989
+
+    if (process.argv.length < 3) {
+        throw Error(`Usage: ${process.argv[0]} ${process.argv[1]} <media_file> [port=${port}]`)
+    }
+
+    file = process.argv[2]
+
+    if (process.argv.length > 3) {
+        port = parseInt(process.argv[3])
+    }
+
+    return { file: file, port: port }
+}
+
+let args = parseArgv()
+
+app.get('/video', function(req, res) {
+  const path = args.file
+  const ext = args.file.split('.').pop()
+  const stat = fs.statSync(path)
+  const fileSize = stat.size
+  const range = req.headers.range
+  const mimeType = mime.lookup(ext)
+
+  if (range) {
+    const parts = range.replace(/bytes=/, "").split("-")
+    const start = parseInt(parts[0], 10)
+    const end = parts[1]
+      ? parseInt(parts[1], 10)
+      : fileSize-1
+
+    const chunksize = (end-start)+1
+    const file = fs.createReadStream(path, {start, end})
+    const head = {
+      'Content-Range': `bytes ${start}-${end}/${fileSize}`,
+      'Accept-Ranges': 'bytes',
+      'Content-Length': chunksize,
+      'Content-Type': mimeType,
+    }
+
+    res.writeHead(206, head)
+    file.pipe(res)
+  } else {
+    const head = {
+      'Content-Length': fileSize,
+      'Content-Type': mimeType,
+    }
+    res.writeHead(200, head)
+    fs.createReadStream(path).pipe(res)
+  }
+})
+
+app.listen(args.port, function () {
+  console.log(`Listening on port ${args.port}`)
+})

setup.py

@@ -49,7 +49,8 @@ setup(
             'platydock=platypush.platydock:main',
         ],
     },
-    scripts = ['bin/platyvenv'],
+    scripts = ['bin/platyvenv', 'platypush/plugins/media/bin/localstream.js',
+               'platypush/plugins/media/bin/localstream'],
     # data_files = [
     #     ('/etc/platypush', ['platypush/config.example.yaml'])
     # ],