modularize and make loading psutil dependant code check if psutil is tehre first. Add more license boilerplate

monitor.py

@@ -8,8 +8,7 @@
 #
 # System-Monitoring-Daemon is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation, either version 3 of the License, or
+# the Free Software Foundation, version 3 of the License.
-# (at your option) any later version.
 #
 # System-Monitoring-Daemon is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ -24,8 +23,9 @@ import threading
 from socket import *
 import time
 
-from sensors.cpu import *
+#from sensors.cpu import *
-from sensors.memory import *
+#from sensors.memory import *
+import sensors
 
 HOST = ''
 PORT = 6000
@@ -39,9 +39,9 @@ class Stats():
 		self.read_lock = threading.Lock()
 		self.write_lock = threading.Lock()
 
-		self.sensors = []
+		self.sensors = sensors.sensors #[]
-		self.sensors.append(cpu_monitor())
+		#self.sensors.append(cpu_monitor())
-		self.sensors.append(mem_monitor())
+		#self.sensors.append(mem_monitor())
 		
 		self.stop = threading.Event()
 		t = threading.Thread(target=self.update_loop, args=())

sensors/__init__.py

@@ -0,0 +1,38 @@
+# Sensors Module
+#	Load appropriate sensor sub module to monitor system with
+#
+# Copyright 2012 Dan Ballard and Robert Hausch
+#
+## License:
+#
+# This file is part of System-Monitoring-Daemon.
+#
+# System-Monitoring-Daemon is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, version 3 of the License.
+#
+# System-Monitoring-Daemon is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with System-Monitoring-Daemon.  If not, see <http://www.gnu.org/licenses/>.
+##
+
+
+# Load appropriate sensor code
+
+has_psutil = False
+try:
+	import psutil
+	has_psutil = True
+except:
+	None
+
+sensors = []
+
+if has_psutil:
+	from psutil_sensors import *
+	sensors.append(cpu.cpu_monitor())
+	sensors.append(memory.mem_monitor())

sensors/memory.py

@@ -1,18 +0,0 @@
-#!/usr/bin/python
-
-import psutil
-
-class mem_monitor:
-	def __init__(self):
-		self.mem_usage = ''
-		self.virt_mem_usage = ''
-
-	def update(self):
-		self.mem_usage = psutil.phymem_usage()
-		self.virt_mem_usage = psutil.virtmem_usage()
-
-	def getFormatedData(self):
-		message = '{"type": "Memory", "value": "%.1f", "data": [{"name": "Physical", "value": "%.1f"},{"name": "Virtual", "value": "%.1f"}]}' % (self.mem_usage.percent, self.mem_usage.percent, self.virt_mem_usage.percent)
-		return message
-
-

sensors/psutil_sensors/cpu.py

@@ -1,4 +1,27 @@
 #!/usr/bin/python
+#
+# CPU sensor ontop of psutil
+#
+# Copyright 2012 Dan Ballard and Robert Hausch
+#
+## License:
+#
+# This file is part of System-Monitoring-Daemon.
+#
+# System-Monitoring-Daemon is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, version 3 of the License.
+#
+# System-Monitoring-Daemon is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with System-Monitoring-Daemon.  If not, see <http://www.gnu.org/licenses/>.
+##
+
+
 
 import psutil
 

sensors/psutil_sensors/memory.py

@@ -0,0 +1,40 @@
+#!/usr/bin/python
+#
+# Memory monitor ontop of psutil
+#
+# Copyright 2012 Dan Ballard and Robert Hausch
+#
+## License:
+#
+# This file is part of System-Monitoring-Daemon.
+#
+# System-Monitoring-Daemon is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, version 3 of the License.
+#
+# System-Monitoring-Daemon is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with System-Monitoring-Daemon.  If not, see <http://www.gnu.org/licenses/>.
+##
+
+
+import psutil
+
+class mem_monitor:
+	def __init__(self):
+		self.mem_usage = ''
+		self.virt_mem_usage = ''
+
+	def update(self):
+		self.mem_usage = psutil.phymem_usage()
+		self.virt_mem_usage = psutil.virtmem_usage()
+
+	def getFormatedData(self):
+		message = '{"type": "Memory", "value": "%.1f", "data": [{"name": "Physical", "value": "%.1f"},{"name": "Virtual", "value": "%.1f"}]}' % (self.mem_usage.percent, self.mem_usage.percent, self.virt_mem_usage.percent)
+		return message
+
+