HydroBot/hydrobot-software Changeset - 1aa7eed26cdb

Changeset - 1aa7eed26cdb

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matthewreed - 9 years ago 2016-07-16 14:42:20

Added database logging, threading, and config files.

4 files changed with 162 insertions and 33 deletions:

config_example.txt

hydrobot.py

110

hydrobot_can.json

hydrobot_sensor_sim.py

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config_example.txt

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@@ new file 100644 @@
 [database]
 host: www.protofusion.org
 port: 8086
 username: username
 password: password
 database: hydrobot
 [debug]
 can: True
 can_detail: False

hydrobot.py

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 import sys
 from phant import Phant
 import time
 import _thread
 from canard import can, bus
 from canard.hw import socketcan
 from canard.file import jsondb
 p = Phant(jsonPath='keys_m3KwkGKYoxsrqoxpDePxhj8660L.json')
 from influxdb import InfluxDBClient
 import configparser
 parser = jsondb.JsonDbParser()
 b = parser.parse('hydrobot_can.json')
 temp_msg = b.get_message("AirTemp")
 config = configparser.ConfigParser()
 config.read("config.txt")
 DEBUG_CAN = config.getboolean("debug", "can")
 DEBUG_CAN_DETAIL = config.getboolean("debug", "can_detail")
 dev = socketcan.SocketCanDev("can0")
 dev.start()
 while True:
     frame = dev.recv()
     print(frame)
 def log_data(msgdb, client, message):
     if message == msgdb.AirSense:
         json_body = [
+            {
                 "measurement": "air_temp",
                 "fields": {
                     "value": (float)(message.Temperature.value)
+                }
             },
+            {
                 "measurement": "air_humidity",
                 "fields": {
                     "value": (float)(message.Humidity.value)
+                }
             },
+            {
                 "measurement": "air_pressure",
                 "fields": {
                     "value": (float)(message.Pressure.value)
+                }
+            }
+        ]
         client.write_points(json_body)
     if message == msgdb.RelayDriveIn:
         json_body = [
+            {
                 "measurement": "input_1",
                 "fields": {
                     "value": (float)(message.Input1.value)
+                }
             },
+            {
                 "measurement": "input_2",
                 "fields": {
                     "value": (float)(message.Input2.value)
+                }
             },
+            {
                 "measurement": "input_3",
                 "fields": {
                     "value": (float)(message.Input3.value)
+                }
             },
+            {
                 "measurement": "input_4",
                 "fields": {
                     "value": (float)(message.Input4.value)
+                }
+            }
+        ]
         client.write_points(json_body)
     signals = b.parse_frame(frame)
     if signals:
         for s in signals:
             print(s)
             print(s.value)
 def process_can(dev, msgdb, client):
     while True:
         frame = dev.recv()
         message = msgdb.decode(frame)
         if message:
             for s in message._signals.values():
                 if DEBUG_CAN:
                     print("Received CAN message! ID: " + hex(message.id))
                 if DEBUG_CAN_DETAIL:
                     print(s)
                     print(s.value)
                 log_data(msgdb, client, message)
 def send_can(dev, msgdb, relay_send_msg):
     relay_send_msg.Nothing.value = 0
     relay_send_msg.Output1.value = 0
     relay_send_msg.Output2.value = 0
     relay_send_msg.Output3.value = 0
     relay_send_msg.Output4.value = 0
     if DEBUG_CAN:
         print("Send CAN message! ID: " + hex(relay_send_msg.id))
     if DEBUG_CAN_DETAIL:
         print(relay_send_msg)
     dev.send(relay_send_msg.encode())
     temp = temp_msg.get_signal("Temperature").value
     humid = temp_msg.get_signal("Humidity").value
     press = temp_msg.get_signal("Pressure").value
 def main():
     host = config.get("database", "host")
     port = config.get("database", "port")
     username = config.get("database", "username")
     password = config.get("database", "password")
     database = config.get("database", "database")
     client = InfluxDBClient(host, port, username, password, database)
     parser = jsondb.JsonDbParser()
     msgdb = parser.parse('hydrobot_can.json')
     temp_msg = msgdb.AirSense
     relay_msg = msgdb.RelayDriveIn
     relay_send_msg = msgdb.RelayDriveOut
     dev = socketcan.SocketCanDev("can0")
     dev.start()
     p.log(humid, press, temp)
     print(p.remaining_bytes, p.cap)
     _thread.start_new_thread(process_can, (dev, msgdb, client))
     while True:
         send_can(dev, msgdb, relay_send_msg)
         time.sleep(1)
 if __name__ == "__main__":
     main()

hydrobot_can.json

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@@ @@ -2,11 +2,42 @@ @@
+{
     "messages": [
+        {
         "name": "AirTemp",
         "id": "0x100",
         "signals": {"0": {"name": "Temperature", "bit_length": 16, "factor": 0.1, "offset": -40, "unit": "C"},
                     "16": {"name": "Humidity", "bit_length": 16, "factor": 0.01, "offset": 0, "unit": "%"},
                     "32": {"name": "Pressure", "bit_length": 16, "factor": 0.1, "offset": 0, "unit": "kPa"}
         "name": "AirSense",
         "id": "0x202",
         "signals": { "0": {"name": "Nothing", "bit_length": 16, "factor": 1, "offset": 0, "unit": ""},
                     "16": {"name": "Temperature", "bit_length": 16, "factor": 0.01, "offset": 0, "unit": "C"},
                     "32": {"name": "Humidity", "bit_length": 16, "factor": 0.01, "offset": 0, "unit": "%RH"},
                     "48": {"name": "Pressure", "bit_length": 16, "factor": 0.1, "offset": 0, "unit": "hPa"}
+                   }
         },
+        {
         "name": "RelayDriveOut",
         "id": "0x203",
         "signals": { "0": {"name": "Nothing", "bit_length": 32, "factor": 1, "offset": 0, "unit": ""},
                     "32": {"name": "Output1", "bit_length": 8, "factor": 1, "offset": 0, "unit": "bool"},
                     "40": {"name": "Output2", "bit_length": 8, "factor": 1, "offset": 0, "unit": "bool"},
                     "48": {"name": "Output3", "bit_length": 8, "factor": 1, "offset": 0, "unit": "bool"},
                     "56": {"name": "Output4", "bit_length": 8, "factor": 1, "offset": 0, "unit": "bool"}
+                   }
         },
+        {
         "name": "RelayDriveIn",
         "id": "0x204",
         "signals": { "0": {"name": "Nothing", "bit_length": 32, "factor": 1, "offset": 0, "unit": ""},
                     "32": {"name": "Input1", "bit_length": 8, "factor": 1, "offset": 0, "unit": "bool"},
                     "40": {"name": "Input2", "bit_length": 8, "factor": 1, "offset": 0, "unit": "bool"},
                     "48": {"name": "Input3", "bit_length": 8, "factor": 1, "offset": 0, "unit": "bool"},
                     "56": {"name": "Input4", "bit_length": 8, "factor": 1, "offset": 0, "unit": "bool"}
+                   }
         },
+        {
         "name": "Stuff",
         "id": "0x205",
         "signals": { "0": {"name": "Nothing", "bit_length": 32, "factor": 1, "offset": 0, "unit": ""},
                     "32": {"name": "Input1", "bit_length": 8, "factor": 1, "offset": 0, "unit": "bool"},
                     "40": {"name": "Input2", "bit_length": 8, "factor": 1, "offset": 0, "unit": "bool"},
                     "48": {"name": "Input3", "bit_length": 8, "factor": 1, "offset": 0, "unit": "bool"},
                     "56": {"name": "Input4", "bit_length": 8, "factor": 1, "offset": 0, "unit": "bool"}
+                   }
+        }
+    ]

hydrobot_sensor_sim.py

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@@ @@ -20,12 +20,12 @@ while True: @@
     humid = max(0x00, min(0xFF, random.randint(-1, 1)/100 + humid))
     press = max(0x00, min(0xFF, random.randint(-1, 1) + press))
     message = b.get_message("AirTemp")
     message.get_signal("Temperature").value = temp
     message.get_signal("Humidity").value = humid
     message.get_signal("Pressure").value = press
     print(b.AirTemp.Temperature.value)
     frame = b.build_frame("AirTemp")
     dev.send(frame)
     b.AirTemp.Temperature.value = temp
     b.AirTemp.Humidity.value = humid
     b.AirTemp.Pressure.value = press
     dev.send(b.AirTemp.encode())
     time.sleep(1)

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