December 18, 2012 05:15 · Dec 18, 2012
diff --git a/chrome_blink.py b/chrome_blink.py
@@ -0,0 +1,42 @@
+#!/usr/bin/python
+
+import subprocess
+import time
+import urllib2
+
+def getTreeStatus():
+  """Fetches the Chrome tree status."""
+  url = 'http://chromium-status.appspot.com/status'
+  status = urllib2.urlopen(url).read().lower()
+  if 'closed' in status or status == '0':
+    return 'closed'
+  elif 'open' in status or status == '1':
+    return 'open'                   
+  return 'unknown'
+
+def showTreeStatus():
+  status = getTreeStatus()
+  if status == 'open':
+    shine(0x00, 0xff, 0x00)
+  elif status == 'closed':
+    shine(0xff, 0x00, 0x00)
+  else:
+    shine(0xff, 0xff, 0x00)
+
+def shine(r, g, b):
+  """Make blink(1) shine in the given color."""
+  subprocess.call(['blink1-tool', '--rgb', ','.join(map(str, [r, g, b]))])
+
+def off():
+  subprocess.call(['blink1-tool', '--off'])
+
+def main():
+  try:
+    while True:
+      showTreeStatus()
+      time.sleep(60)
+  except KeyboardInterrupt:
+    off()
+
+if __name__ == '__main__':
+  main()