1 files changed, 87 insertions, 0 deletions
diff --git a/cxmanage_api/cli/commands/sensor.py b/cxmanage_api/cli/commands/sensor.py
new file mode 100644
index 0000000..97b4aba
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+++ b/cxmanage_api/cli/commands/sensor.py
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+"""Calxeda: sensor.py"""
+
+
+# Copyright (c) 2012-2013, Calxeda Inc.
+#
+# 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 Calxeda Inc. 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 HOLDERS 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.
+
+
+from cxmanage_api.cli import get_tftp, get_nodes, get_node_strings, run_command
+
+# pylint: disable=R0914
+def sensor_command(args):
+    """read sensor values from a cluster or host"""
+    tftp = get_tftp(args)
+    nodes = get_nodes(args, tftp)
+
+    if not args.quiet:
+        print "Getting sensor readings..."
+    results, errors = run_command(args, nodes, "get_sensors",
+            args.sensor_name)
+
+    sensors = {}
+    for node in nodes:
+        if node in results:
+            for sensor_name, sensor in results[node].iteritems():
+                if not sensor_name in sensors:
+                    sensors[sensor_name] = []
+
+                reading = sensor.sensor_reading.replace("(+/- 0) ", "")
+                try:
+                    value = float(reading.split()[0])
+                    suffix = reading.lstrip("%f " % value)
+                    sensors[sensor_name].append((node, value, suffix))
+                except ValueError:
+                    sensors[sensor_name].append((node, reading, ""))
+
+    node_strings = get_node_strings(args, results, justify=True)
+    jsize = len(node_strings.itervalues().next())
+    for sensor_name, readings in sensors.iteritems():
+        print sensor_name
+
+        for node, reading, suffix in readings:
+            print "%s: %.2f %s" % (node_strings[node], reading, suffix)
+
+        try:
+            if all(suffix == x[2] for x in readings):
+                minimum = min(x[1] for x in readings)
+                maximum = max(x[1] for x in readings)
+                average = sum(x[1] for x in readings) / len(readings)
+                print "%s: %.2f %s" % ("Minimum".ljust(jsize), minimum, suffix)
+                print "%s: %.2f %s" % ("Maximum".ljust(jsize), maximum, suffix)
+                print "%s: %.2f %s" % ("Average".ljust(jsize), average, suffix)
+        except ValueError:
+            pass
+
+        print
+
+    if not args.quiet and errors:
+        print "Some errors occured during the command.\n"
+
+    return len(errors) > 0