From 38e62ce923863dabcc4cfb497ba5951fc0eb4533 Mon Sep 17 00:00:00 2001
From: makefu <github@syntax-fehler.de>
Date: Wed, 6 Dec 2017 13:20:24 +0100
Subject: ma ampel: also send remaining time to stats

---
 ampel.py | 34 +++++++++++++++++++++++++++++++---
 1 file changed, 31 insertions(+), 3 deletions(-)

diff --git a/ampel.py b/ampel.py
index b74814a..976bdd8 100755
--- a/ampel.py
+++ b/ampel.py
@@ -3,7 +3,9 @@
 """ usage: ampel [options] NUMLEDS
 
     --mqtt-server=HOST     path to mqtt server [Default: 192.168.8.11]
+    --influx-server=HOST   path to influxdb server [Default: 192.168.8.11]
     --no-mqtt              disable mqtt connections for debugging
+    --no-influx            disable sending stats to influxdb
 
 NUMLEDS is the number of leds to output data for (--add-empty does not count in here)
 
@@ -13,6 +15,7 @@ BLUE       GR   YEL  RED  BLUE
            EEN  LOW
 """
 from docopt import docopt
+from influxdb import InfluxDBClient
 from fade import calc_chain
 import time
 from time import sleep
@@ -21,7 +24,7 @@ import sys
 from datetime import datetime, timedelta
 import requests
 import logging as log
-log.basicConfig(level=log.DEBUG)
+log.basicConfig(level=log.INFO)
 
 import paho.mqtt.client as mqtt
 
@@ -52,11 +55,14 @@ def fetch_data():
 
 def main():
     args = docopt(__doc__)
+    db = "telegraf"
     numleds = int(args['NUMLEDS'])
     mqtt_server = args["--mqtt-server"]
+    influx_server = args["--influx-server"]
     no_mqtt = args["--no-mqtt"]
+    no_influx  = args["--no-influx"]
+
     t = fetch_data()
-    log.error(t)
     if not no_mqtt:
         log.info("Starting MQTT")
         mq = mqtt.Client()
@@ -65,6 +71,27 @@ def main():
         pub = lambda topic,data: mq.publish(topic,data)
     else:
         pub = lambda topic,data: log.info("topic: {}\ndata: {}".format(topic,data))
+    if not no_influx:
+        log.info("preparing influxdb")
+        client = InfluxDBClient(host=influx_server, port=8086, database=db)
+        msg = {
+                "measurement": "seconds_to_bus",
+                "tags": {
+                    "": "thalesplatz"
+                },
+                "time": "2009-11-10T23:00:00Z",
+                "fields": {
+                    "value": 0.64
+                }
+            }
+
+        sendstat = lambda secs: client.write_points([ {
+                    "measurement": "seconds_to_bus",
+                    "tags": { "station": "thalesplatz" },
+                    "fields": { "value": secs } }])
+    else:
+        log.info("No influx")
+        sendstat = lambda secs: log.info("stat {} -> {} secs".format(datetime.now().replace(microsecond=0).isoformat(),secs))
 
     val = 0.0
     step = 0.01
@@ -78,10 +105,11 @@ def main():
             t = fetch_data()
 
         delta = t - now
+        sendstat(delta.seconds + delta.days*86400)
         deltastr = str(delta).split('.', 2)[0]
 
         if not ( (t - maxtime) < now < t):
-            log.error("Bus too far away - {}".format(deltastr))
+            log.info("Bus too far away - {}".format(deltastr))
             ret = calc_chain(3,val)
             ret.insert(0,[0,0,0])
             pub("/leds/nodemcu-switcher/set",json.dumps(ret))
-- 
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