changeset 337:1756a5519026

move export_to_influxdb up to lib Ignore-this: d43cc183b51bec93b28e6a7ba7bf1d6e
author drewp@bigasterisk.com
date Sat, 03 Mar 2018 18:08:03 -0800
parents 5a0dd334023e
children f64e20d3407e
files lib/export_to_influxdb.py service/piNode/export_to_influxdb.py
diffstat 2 files changed, 69 insertions(+), 69 deletions(-) [+]
line wrap: on
line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/lib/export_to_influxdb.py	Sat Mar 03 18:08:03 2018 -0800
@@ -0,0 +1,69 @@
+import time, logging
+from influxdb import InfluxDBClient
+from rdflib import Namespace
+
+log = logging.getLogger()
+ROOM = Namespace('http://projects.bigasterisk.com/room/')
+
+class InfluxExporter(object):
+    def __init__(self, configGraph, influxHost='bang6'):
+        self.graph = configGraph
+        self.influx = InfluxDBClient(influxHost, 9060, 'root', 'root', 'main')
+        self.lastExport = 0
+        self.lastSent = {}  # (subj, measurementName, tags) : (time, value)
+
+        self.measurements = {} # (subj, predicate) : measurement
+        for s, m in self.graph.subject_objects(ROOM['influxMeasurement']):
+            self.measurements[(s, self.graph.value(m, ROOM['predicate']))] = m
+        
+    def exportToInflux(self, currentStatements):
+        graph = self.graph
+        now = int(time.time())
+      
+        points = []
+        for stmt in currentStatements:
+            if (stmt[0], stmt[1]) in self.measurements:
+                meas = self.measurements[(stmt[0], stmt[1])]
+                measurementName = graph.value(meas, ROOM['measurement'])
+                tags = {}
+                for t in graph.objects(meas, ROOM['tag']):
+                    k = graph.value(t, ROOM['key']).toPython()
+                    tags[k] = graph.value(t, ROOM['value']).toPython()
+
+                value = self.influxValue(stmt[2])
+                    
+                if not self.shouldSendNewPoint(now, stmt[0], measurementName,
+                                               tags, value):
+                    continue
+                    
+                points.append({
+                    'measurement': measurementName,
+                    "tags": tags,
+                    "fields": {"value": value},
+                    "time": now
+                })
+                log.debug('send to influx %r', points[-1])
+        if points:
+            self.influx.write_points(points, time_precision='s')
+
+    def influxValue(self, rdfValue):
+        if rdfValue in [ROOM['motion'], ROOM['pressed']]:
+            value = 1
+        elif rdfValue in [ROOM['noMotion'], ROOM['notPressed']]:
+            value = 0
+        else:
+            value = rdfValue.toPython()
+            if not isinstance(value, (int, float)):
+                raise NotImplementedError('value=%r' % value)
+        return value
+            
+    def shouldSendNewPoint(self, now, subj, measurementName, tags, value):
+        key = (subj, measurementName, tuple(sorted(tags.items())))
+        if key in self.lastSent:
+            lastTime, lastValue = self.lastSent[key]
+            if lastValue == value and lastTime > now - 3600:
+                log.debug('skip influx point %r', key)
+                return False
+
+        self.lastSent[key] = (now, value)
+        return True
--- a/service/piNode/export_to_influxdb.py	Sat Mar 03 18:01:02 2018 -0800
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,69 +0,0 @@
-import time, logging
-from influxdb import InfluxDBClient
-from rdflib import Namespace
-
-log = logging.getLogger()
-ROOM = Namespace('http://projects.bigasterisk.com/room/')
-
-class InfluxExporter(object):
-    def __init__(self, configGraph, influxHost='bang6'):
-        self.graph = configGraph
-        self.influx = InfluxDBClient(influxHost, 9060, 'root', 'root', 'main')
-        self.lastExport = 0
-        self.lastSent = {}  # (subj, measurementName, tags) : (time, value)
-
-        self.measurements = {} # (subj, predicate) : measurement
-        for s, m in self.graph.subject_objects(ROOM['influxMeasurement']):
-            self.measurements[(s, self.graph.value(m, ROOM['predicate']))] = m
-        
-    def exportToInflux(self, currentStatements):
-        graph = self.graph
-        now = int(time.time())
-      
-        points = []
-        for stmt in currentStatements:
-            if (stmt[0], stmt[1]) in self.measurements:
-                meas = self.measurements[(stmt[0], stmt[1])]
-                measurementName = graph.value(meas, ROOM['measurement'])
-                tags = {}
-                for t in graph.objects(meas, ROOM['tag']):
-                    k = graph.value(t, ROOM['key']).toPython()
-                    tags[k] = graph.value(t, ROOM['value']).toPython()
-
-                value = self.influxValue(stmt[2])
-                    
-                if not self.shouldSendNewPoint(now, stmt[0], measurementName,
-                                               tags, value):
-                    continue
-                    
-                points.append({
-                    'measurement': measurementName,
-                    "tags": tags,
-                    "fields": {"value": value},
-                    "time": now
-                })
-                log.debug('send to influx %r', points[-1])
-        if points:
-            self.influx.write_points(points, time_precision='s')
-
-    def influxValue(self, rdfValue):
-        if rdfValue in [ROOM['motion'], ROOM['pressed']]:
-            value = 1
-        elif rdfValue in [ROOM['noMotion'], ROOM['notPressed']]:
-            value = 0
-        else:
-            value = rdfValue.toPython()
-            if not isinstance(value, (int, float)):
-                raise NotImplementedError('value=%r' % value)
-        return value
-            
-    def shouldSendNewPoint(self, now, subj, measurementName, tags, value):
-        key = (subj, measurementName, tuple(sorted(tags.items())))
-        if key in self.lastSent:
-            lastTime, lastValue = self.lastSent[key]
-            if lastValue == value and lastTime > now - 3600:
-                log.debug('skip influx point %r', key)
-                return False
-
-        self.lastSent[key] = (now, value)
-        return True