Added first version: working server and basic framework files

a4cdc6bc · Taddeüs Kroes · a4cdc6bc · a4cdc6bc · a4cdc6bc · a4cdc6bc
Commit a4cdc6bc authored Aug 30, 2013 by Taddeüs Kroes
8 changed files
--- a/.gitignore
+++ b/.gitignore
+*.css
+*.js
--- a/Makefile
+++ b/Makefile
+ALL := style.css scripts.js
+.PHONY: all
+all: $(ALL)
+%.css: %.sass
+	sass --no-cache $< | yui-compressor --type css --output $@
+%.js: %.coffee
+	coffee --compile --output $(@D) $<
+scripts.js: json2.js monitor.js
+	cat $^ | yui-compressor --type js --output $@
+clean:
+	rm -f $(ALL) $(patsubst %.coffee,%.js,$(wildcard *.coffee))
--- a/index.html
+++ b/index.html
+<!doctype html>
+<html>
+    <head>
+        <title>PcTaddeus monitor</title>
+        <link href="style.css" type="text/css" rel="stylesheet">
+    </head>
+    <body>
+        <script src="scripts.js" type="text/javascript"></script>
+    </body>
+</html>
--- a/json2.js
+++ b/json2.js
--- a/monitor.coffee
+++ b/monitor.coffee
+ws = new WebSocket('ws://localhost:12345')
+#ws = new WebSocket('ws://80.56.96.111:12345')
+ws.onopen = -> console.log 'open'
+ws.onclose = -> console.log 'close'
+ws.onerror = (e) -> console.log 'error', e
+ws.onmessage = (msg) -> console.log 'msg', msg.data
+#ws.onmessage = (msg) -> console.log 'msg', JSON.parse(msg.data)
--- a/server.py
+++ b/server.py
+#!/usr/bin/env python
+import time
+import socket
+import json
+import subprocess
+import re
+from threading import Thread
+from twspy import websocket, TextMessage
+def status_message():
+    with open('/proc/uptime', 'r') as f:
+        uptime, idletime = map(float, f.read().split(' '))
+    temps = []
+    for line in subprocess.check_output('sensors').split('\n'):
+        m = re.match(r'^Core \d+:\s*\+(\d+\.\d+)', line)
+        if m:
+            temps.append(float(m.group(1)))
+    cpu_idle = float(subprocess.check_output('mpstat').rsplit(' ', 1)[-1])
+    data = {
+        'uptime': uptime,
+        'temps': temps,
+        'cpu_usage': max(round(100 - cpu_idle, 2), 0)
+    }
+    return TextMessage(json.dumps(data))
+if __name__ == '__main__':
+    server = websocket()
+    server.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
+    server.bind(('', 12345))
+    server.listen(5)
+    clients = []
+    def connect():
+        while True:
+            sock, address = server.accept()
+            print 'Client connected at %s:%d' % address
+            clients.append(sock)
+    t = Thread(target=connect)
+    t.daemon = True
+    t.start()
+    try:
+        while True:
+            if len(clients):
+                status = status_message()
+                for client in list(clients):
+                    try:
+                        client.send(status.frame())
+                    except socket.error:
+                        print 'Client disconnected'
+                        clients.remove(client)
+            else:
+                time.sleep(5)
+            time.sleep(1)
+    except KeyboardInterrupt:
+        print 'Stopping server'
+        server.close()
--- a/style.sass
+++ b/style.sass
+body
+    background-color: #f1f1f1
--- a/watch.sh
+++ b/watch.sh
+#!/usr/bin/env sh
+hash inotifywait || (echo "Install inotify-tools first"; exit 1)
+make
+while true; do
+    inotifywait --quiet --exclude \.swp\$ --event moved_to,attrib,modify \
+        . *.sass *.coffee
+    sleep 0.05s
+    make
+done