Добавлены отдельные обнаружения, поправлены аргументы.

Конфигу делать не буду, нахер.
Отлавил вроде все неприятные баги.

IRST_mon.py

@@ -22,7 +22,7 @@ def exec(exe):
         return ret
 
 
-def discovery(txt):
+def discovery(txt, tosend):
     if not txt:
         print(command)
         print('ERROR')
@@ -32,6 +32,7 @@ def discovery(txt):
     data = {'data': []}
     controller = False
     device = 0
+    controller_index = 0
     for line in txt.split("\n"):
         if '--CONTROLLER INFORMATION--' in line:
             controller = True
@@ -45,14 +46,14 @@ def discovery(txt):
         elif '--END DEVICE INFORMATION--' in line:
             device += 1
         else:
-            if controller and 'Name:' in line:
-                data['data'].append({'#CONTROLLER': "controller-1"})
-            if array and not volume and 'Name' in line:
-                data['data'].append({'#ARRAY': 'ARRAY-' + str(array - 1)})
-            if volume and 'Name' in line:
-                data['data'].append({'#VOLUME': ('volume-' + str(array - 1) + '.' + str(volume - 1))})
-            if device and 'ID:' in line:
-                data['data'].append({'#DISK': 'disk-' + str(device - 1)})
+            if controller and 'Name:' in line and tosend == 'controller':
+                data['data'].append({"{#CONTROLLER}": "controller-{}".format(controller_index)})
+            if array and not volume and 'Name' in line and tosend == 'array':
+                data['data'].append({'{#ARRAY}': 'ARRAY-' + str(array - 1)})
+            if volume and 'Name' in line and tosend == 'volume':
+                data['data'].append({'{#VOLUME}': ('volume-' + str(array - 1) + '.' + str(volume - 1))})
+            if device and 'ID:' in line and tosend == 'device':
+                data['data'].append({'{#DISK}': 'disk-' + str(device - 1)})
                 device += 1
     return data
 
@@ -84,7 +85,6 @@ def sender(txt):
             arraysec = False
             volsec = True
         elif '--END DEVICE INFORMATION--' in line:
-            device += 1
             devicesec = True
             arraysec = False
             volsec = False
@@ -136,6 +136,7 @@ def sender(txt):
                                   )
             if devicesec:
                 if 'ID:' in line:
+                    device += 1
                     packet.append(ZabbixMetric(hostname,
                                                'id[{}]'.format('disk-' + str(device - 1)),
                                                line.split(":")[1].strip()))
@@ -174,9 +175,20 @@ def args():
         print('too many args')
         return False
     elif len(sys.argv) == 1:
-        return 'discovery'
-    elif len(sys.argv) == 2 and sys.argv[1] == 'send':
-        return 'sender'
+        print('Too few args')
+    elif len(sys.argv) == 2:
+        if sys.argv[1] == 'send':
+            return 'sender'
+        elif sys.argv[1] == 'volume':
+            return 'volume'
+        elif sys.argv[1] == 'controller':
+            return 'controller'
+        elif sys.argv[1] == 'array':
+            return 'array'
+        elif sys.argv[1] == 'device':
+            return 'device'
+        else:
+            print('wrong args')
     else:
         print('wrong args')
         return False
@@ -185,8 +197,8 @@ def args():
 def main():
     if not args():
         exit(0)
-    elif args() == "discovery":
-        print(json.dumps(discovery(exec(command)), indent=4, sort_keys=False))
+    elif args() != "sender":
+        print(json.dumps(discovery(exec(command),args()), indent=4, sort_keys=False))
     else:
         sender(exec(command))