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add CEC handling to client

This commit is contained in:
Tobias Brunner 2018-01-21 17:59:00 +01:00
parent 2c67846433
commit 13a15ec397
1 changed files with 27 additions and 0 deletions
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27
dashboard_client.py
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@ -15,6 +15,7 @@ MQTT_SERVER = os.getenv("MQTT_SERVER")
MQTT_USER = os.getenv("MQTT_USER")
MQTT_PASSWORD = os.getenv("MQTT_PASSWORD")
MQTT_BASE_TOPIC = os.getenv("MQTT_BASE_TOPIC", "pylokid")
CEC_ENABLED = os.getenv("CEC_ENABLED", "yes")
TMP_DIR = os.getenv("TMP_DIR", "/tmp")
# Initialization
@ -57,6 +58,22 @@ def on_message(client, userdata, msg):
env=dict(os.environ, DISPLAY=":0")
)
PIDS[f_id] = process.pid
if CEC_ENABLED == "yes":
# Check power state of TV
status = subprocess.run(
["/usr/bin/cec-client", "-s", "-d", "1"],
stdout=subprocess.PIPE,
input=b'pow 0').stdout
if status.splitlines()[1] == b'power status: standby':
LOGGER.info("[%s] CEC power status: standby. Powering TV on", f_id)
subprocess.run(
["/usr/bin/cec-client", "-s", "-d", "1"],
stdout=subprocess.PIPE,
input=b'on 0'
)
else:
LOGGER.info("[%s] CEC power status: probably on", f_id)
elif topic_detail[1] == 'Einsatzprotokoll':
LOGGER.info("[%s] New Einsatzprotokoll received", f_id)
if f_id in PIDS:
@ -65,6 +82,16 @@ def on_message(client, userdata, msg):
PIDS.pop(f_id)
else:
LOGGER.info("[%s] No xpdf PID found", f_id)
if CEC_ENABLED == "yes":
# Turn off TV if no xpdf running anymore
if not PIDS:
LOGGER.info("[%s] No xpdf running anymore. Powering TV off", f_id)
subprocess.run(
["/usr/bin/cec-client", "-s", "-d", "1"],
stdout=subprocess.PIPE,
input=b'standby 0'
)
else:
LOGGER.info("[%s] Unknown", topic_detail[1])