Create get_throttled.py

scripts/get_throttled.py

@@ -0,0 +1,32 @@
+#!/usr/bin/env python
+
+import subprocess
+
+GET_THROTTLED_CMD = 'vcgencmd get_throttled'
+MESSAGES = {
+    0: 'Under-voltage!',
+    1: 'ARM frequency capped!',
+    2: 'Currently throttled!',
+    3: 'Soft temperature limit active',
+    16: 'Under-voltage has occurred since last reboot.',
+    17: 'Throttling has occurred since last reboot.',
+    18: 'ARM frequency capped has occurred since last reboot.',
+    19: 'Soft temperature limit has occurred'
+}
+
+print("Checking for throttling issues since last reboot...")
+
+throttled_output = subprocess.check_output(GET_THROTTLED_CMD, shell=True)
+throttled_binary = bin(int(throttled_output.split('=')[1], 0))
+
+warnings = 0
+for position, message in MESSAGES.iteritems():
+    # Check for the binary digits to be "on" for each warning message
+    if len(throttled_binary) > position and throttled_binary[0 - position - 1] == '1':
+        print(message)
+        warnings += 1
+
+if warnings == 0:
+    print("Looking good!")
+else:
+    print("Houston, we may have a problem!")