Copyright and license information

LICENSE.txt

+This software project contains source code from multiple copyright holders,
+who published their code under different open source licenses.
+
+These licenses are:
+    - The BSD 2-Clause License
+    - The BSD 3-Clause License
+    - The MIT License (MIT)
+
+The full license texts, including the respective copy right holders,
+are given below.
+
+
+================================================================================
+
+Unless otherwise stated the source code of this software has been developed by:
+
+Karlsruhe Institute of Technology
+Institute of Telematics
+Zirkel 2, 76131 Karlsruhe
+Germany
+
+and is licensed under the "BSD 2-Clause License":
+
+--------------------------------------------------------------------------------
+
+Copyright (c) 2014,
+Karlsruhe Institute of Technology, Institute of Telematics
+
+Redistribution and use in source and binary forms, with or without modification,
+are permitted provided that the following conditions are met:
+
+1. Redistributions of source code must retain the above copyright notice, this
+list of conditions and the following disclaimer.
+
+2. Redistributions in binary form must reproduce the above copyright notice,
+this list of conditions and the following disclaimer in the documentation and/or
+other materials provided with the distribution.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
+ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+================================================================================
+
+
+
+================================================================================
+
+The software incorporates code from the "psutil" project:
+
+https://github.com/giampaolo/psutil
+
+
+--------------------------------------------------------------------------------
+
+psutil is distributed under BSD license reproduced below.
+
+Copyright (c) 2009, Giampaolo Rodola'
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without modification,
+are permitted provided that the following conditions are met:
+
+* Redistributions of source code must retain the above copyright notice, this
+list of conditions and the following disclaimer.
+* Redistributions in binary form must reproduce the above copyright notice,
+this list of conditions and the following disclaimer in the documentation
+and/or other materials provided with the distribution.
+* Neither the name of the psutil authors nor the names of its contributors
+may be used to endorse or promote products derived from this software without
+specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
+ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+    LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+================================================================================
+
+
+
+================================================================================
+
+Acknowledgment:
+
+The user interface code in the file "curses_display.py" is inspired from and
+contains some code primitives found in »bwtop« written by "Mahmoud Adel
+<mahmoud.adel2@gmail.com>" and distributed under the MIT license.
+
+For more information about »bwtop« please refer to its project site:
+https://github.com/mahmoudadel2/bwtop
+
+================================================================================

__init__.py

 #!/usr/bin/env python3
 # -*- coding:utf-8 -*-
 
+# Copyright (c) 2014,
+# Karlsruhe Institute of Technology, Institute of Telematics
+#
+# This code is provided under the BSD 2-Clause License.
+# Please refer to the LICENSE.txt file for further information.
+#
+# Author: Mario Hock
+
+
 import os
 import psutil
 import time

curses_display.py

 # -*- coding:utf-8 -*-
 
+# Copyright (c) 2014,
+# Karlsruhe Institute of Technology, Institute of Telematics
+#
+# This code is provided under the BSD 2-Clause License.
+# Please refer to the LICENSE.txt file for further information.
+#
+# Author: Mario Hock
+#
+#
+# Acknowledgment:
+#
+# This code is inspired from and contains some code primitives found in »bwtop«
+# written by "Mahmoud Adel <mahmoud.adel2@gmail.com>" and distributed under
+# the MIT license.
+#
+# For more information about »bwtop« please refer to its project site:
+# https://github.com/mahmoudadel2/bwtop
+
+
 '''
 Curses display for »cpunetlog«.
 
-This code is inspired and partially copied from »bwtop« written by
-"Mahmoud Adel <mahmoud.adel2@gmail.com>" and distributed under the MIT license.
 '''
-
 import curses
 import time
 import helpers

helpers.py

 #!/usr/bin/env python3
 # -*- coding:utf-8 -*-
 
+# Copyright (c) 2014,
+# Karlsruhe Institute of Technology, Institute of Telematics
+#
+# This code is provided under the BSD 2-Clause License.
+# Please refer to the LICENSE.txt file for further information.
+#
+# Author: Mario Hock
+
+
 from collections import namedtuple
 import os
 import netifaces
 import operator
 
-_ptime_cpu_perc_nt = None
-
-
-### Copied from »psutil« source code and adapted to calculate percentage on two input values rather than "live"
-#     see: psutil/__init__.py:1282  (Version: 1.2.1-1ubuntu2)
-def calculate_cpu_times_percent(cpu_times_older, cpu_times_younger, percpu=False):
-    """Same as cpu_percent() but provides utilization percentages
-    for each specific CPU time as is returned by cpu_times().
-    For instance, on Linux we'll get:
-
-      >>> cpu_times_percent()
-      cpupercent(user=4.8, nice=0.0, system=4.8, idle=90.5, iowait=0.0,
-                 irq=0.0, softirq=0.0, steal=0.0, guest=0.0, guest_nice=0.0)
-      >>>
-
-    interval and percpu arguments have the same meaning as in
-    cpu_percent().
-    """
-    #global _last_cpu_times_2
-    #global _last_per_cpu_times_2
-#    blocking = interval is not None and interval > 0.0
-    WINDOWS = os.name == 'nt'
-
-    def calculate(t1, t2):
-        global _ptime_cpu_perc_nt
-        nums = []
-        all_delta = sum(t2) - sum(t1)
-        for field in t1._fields:
-            field_delta = getattr(t2, field) - getattr(t1, field)
-            try:
-                field_perc = (100 * field_delta) / all_delta
-            except ZeroDivisionError:
-                field_perc = 0.0
-            field_perc = round(field_perc, 1)
-            if WINDOWS:
-                # XXX
-                # Work around:
-                # https://code.google.com/p/psutil/issues/detail?id=392
-                # CPU times are always supposed to increase over time
-                # or at least remain the same and that's because time
-                # cannot go backwards.
-                # Surprisingly sometimes this might not be the case on
-                # Windows where 'system' CPU time can be smaller
-                # compared to the previous call, resulting in corrupted
-                # percentages (< 0 or > 100).
-                # I really don't know what to do about that except
-                # forcing the value to 0 or 100.
-                if field_perc > 100.0:
-                    field_perc = 100.0
-                elif field_perc < 0.0:
-                    field_perc = 0.0
-            nums.append(field_perc)
-        if _ptime_cpu_perc_nt is None:
-            _ptime_cpu_perc_nt = namedtuple('cpupercent', ' '.join(t1._fields))
-        return _ptime_cpu_perc_nt(*nums)
-
-    # system-wide usage
-    if not percpu:
-        #if blocking:
-            #t1 = cpu_times()
-            #time.sleep(interval)
-        #else:
-            #t1 = _last_cpu_times_2
-        #_last_cpu_times_2 = cpu_times()
-        #return calculate(t1, _last_cpu_times_2)
-        return calculate(cpu_times_older, cpu_times_younger)
-    # per-cpu usage
-    else:
-        ret = []
-        #if blocking:
-            #tot1 = cpu_times(percpu=True)
-            #time.sleep(interval)
-        #else:
-            #tot1 = _last_per_cpu_times_2
-        #_last_per_cpu_times_2 = cpu_times(percpu=True)
-        for t1, t2 in zip(cpu_times_older, cpu_times_younger):
-            ret.append(calculate(t1, t2))
-        return ret
-
-
 
 def get_nics():
     return netifaces.interfaces()

history_store.py

 # -*- coding:utf-8 -*-
 
+# Copyright (c) 2014,
+# Karlsruhe Institute of Technology, Institute of Telematics
+#
+# This code is provided under the BSD 2-Clause License.
+# Please refer to the LICENSE.txt file for further information.
+#
+# Author: Mario Hock
+
+
 from collections import deque
 
 class HistoryStore:

logging.py

 # -*- coding:utf-8 -*-
 
+# Copyright (c) 2014,
+# Karlsruhe Institute of Technology, Institute of Telematics
+#
+# This code is provided under the BSD 2-Clause License.
+# Please refer to the LICENSE.txt file for further information.
+#
+# Author: Mario Hock
+
+
 import json
 import time
 import os

psutil_functions.py

+# -*- coding:utf-8 -*-
+
+### This code was originally copied from »psutil« source code and adapted
+#   to calculate the percentage values on two input values rather than "live".
+#     see: psutil/__init__.py:1282  (Version: 1.2.1-1ubuntu2)
+#
+#
+# Copyright (c) 2009, Giampaolo Rodola'. All rights reserved.
+# Use of all psutils code in this file is governed by a BSD-style license that
+# can also be found in the LICENSE.txt file.
+#
+#
+# Copyright (c) 2014,
+# Karlsruhe Institute of Technology, Institute of Telematics
+#
+# The modifications are provided under the BSD 2-Clause License.
+# Please refer to the LICENSE.txt file for further information.
+#
+# Author: Mario Hock
+
+
+_ptime_cpu_perc_nt = None
+
+def calculate_cpu_times_percent(cpu_times_older, cpu_times_younger, percpu=False):
+    """Same as cpu_percent() but provides utilization percentages
+    for each specific CPU time as is returned by cpu_times().
+    For instance, on Linux we'll get:
+
+      >>> cpu_times_percent()
+      cpupercent(user=4.8, nice=0.0, system=4.8, idle=90.5, iowait=0.0,
+                 irq=0.0, softirq=0.0, steal=0.0, guest=0.0, guest_nice=0.0)
+      >>>
+
+    interval and percpu arguments have the same meaning as in
+    cpu_percent().
+    """
+    #global _last_cpu_times_2
+    #global _last_per_cpu_times_2
+#    blocking = interval is not None and interval > 0.0
+    WINDOWS = os.name == 'nt'
+
+    def calculate(t1, t2):
+        global _ptime_cpu_perc_nt
+        nums = []
+        all_delta = sum(t2) - sum(t1)
+        for field in t1._fields:
+            field_delta = getattr(t2, field) - getattr(t1, field)
+            try:
+                field_perc = (100 * field_delta) / all_delta
+            except ZeroDivisionError:
+                field_perc = 0.0
+            field_perc = round(field_perc, 1)
+            if WINDOWS:
+                # XXX
+                # Work around:
+                # https://code.google.com/p/psutil/issues/detail?id=392
+                # CPU times are always supposed to increase over time
+                # or at least remain the same and that's because time
+                # cannot go backwards.
+                # Surprisingly sometimes this might not be the case on
+                # Windows where 'system' CPU time can be smaller
+                # compared to the previous call, resulting in corrupted
+                # percentages (< 0 or > 100).
+                # I really don't know what to do about that except
+                # forcing the value to 0 or 100.
+                if field_perc > 100.0:
+                    field_perc = 100.0
+                elif field_perc < 0.0:
+                    field_perc = 0.0
+            nums.append(field_perc)
+        if _ptime_cpu_perc_nt is None:
+            _ptime_cpu_perc_nt = namedtuple('cpupercent', ' '.join(t1._fields))
+        return _ptime_cpu_perc_nt(*nums)
+
+    # system-wide usage
+    if not percpu:
+        #if blocking:
+            #t1 = cpu_times()
+            #time.sleep(interval)
+        #else:
+            #t1 = _last_cpu_times_2
+        #_last_cpu_times_2 = cpu_times()
+        #return calculate(t1, _last_cpu_times_2)
+        return calculate(cpu_times_older, cpu_times_younger)
+    # per-cpu usage
+    else:
+        ret = []
+        #if blocking:
+            #tot1 = cpu_times(percpu=True)
+            #time.sleep(interval)
+        #else:
+            #tot1 = _last_per_cpu_times_2
+        #_last_per_cpu_times_2 = cpu_times(percpu=True)
+        for t1, t2 in zip(cpu_times_older, cpu_times_younger):
+            ret.append(calculate(t1, t2))
+        return ret
+