115 lines
4.1 KiB
Python
Executable File
115 lines
4.1 KiB
Python
Executable File
import json
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import os
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import subprocess
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import pydantic
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import requests
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from pydantic import BaseModel
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from config import mp4_path, post_record_list_url, post_record_url, info_topic
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class BaseResponse(BaseModel):
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code: int = pydantic.Field(200, description="MQTT Return Status Code")
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msg: str = pydantic.Field("success", description="MQTT Status Message")
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# 统一返回
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def publish_payload(code, msg):
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return json.dumps(BaseResponse(code=code, msg=msg), ensure_ascii=False)
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def exception_handler(func):
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def wrapper(*args, **kwargs):
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try:
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return func(*args, **kwargs)
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except Exception as e:
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print(f"函数{func.__name__}中发生了异常：{e}")
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return wrapper
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def push_stream(client):
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p = subprocess.Popen(['/bin/bash /home/pi/lot_manager/bash/start_push_stream.sh'],
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shell=True,
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stdout=subprocess.PIPE,
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stderr=subprocess.PIPE)
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out, err = p.communicate()
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output = out.decode('utf-8').strip()
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client.publish(info_topic, payload=publish_payload(200, json.dumps(output, ensure_ascii=False)), qos=0)
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def close_stream(client):
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p = subprocess.Popen(['/bin/bash /home/pi/lot_manager/bash/stop_push_stream.sh'],
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shell=True,
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stdout=subprocess.PIPE,
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stderr=subprocess.PIPE)
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out, err = p.communicate()
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output = out.decode('utf-8').strip()
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client.publish(info_topic, payload=publish_payload(code=200, msg=json.dumps(output, ensure_ascii=False)), qos=0)
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def exec_sh(msg, client):
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origin_data = json.loads(msg.payload.decode('utf-8'))
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if 'data' not in origin_data:
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client.publish(info_topic, payload=publish_payload(code=404, msg='data must be supplied'), qos=0)
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return
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cmd = origin_data["data"]
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if cmd in ["supervisorctl stop __mqtt__",
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"supervisorctl restart __mqtt__",
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"supervisorctl stop all"]:
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return
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if cmd == "supervisorctl reload":
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client.publish(info_topic, payload=publish_payload(code=200, msg='reloading'), qos=0)
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subprocess.Popen([cmd], shell=True)
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return
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p = subprocess.Popen([cmd], shell=True, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
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out, err = p.communicate()
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output = out.decode('utf-8').strip()
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client.publish(info_topic, payload=publish_payload(code=200, msg=json.dumps(output, ensure_ascii=False)), qos=0)
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def get_status(client):
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p = subprocess.Popen(['supervisorctl status'],
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shell=True,
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stdout=subprocess.PIPE,
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stderr=subprocess.PIPE)
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out, err = p.communicate()
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output = out.decode('utf-8').strip()
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client.publish(info_topic, payload=publish_payload(code=200, msg=json.dumps(output, ensure_ascii=False)), qos=0)
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def update(client):
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p = subprocess.Popen(['/bin/bash /home/pi/lot_manager/git_update.sh'],
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shell=True,
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stdout=subprocess.PIPE,
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stderr=subprocess.PIPE)
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out, err = p.communicate()
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output = out.decode('utf-8').strip()
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client.publish(info_topic, payload=publish_payload(code=200, msg=json.dumps(output, ensure_ascii=False)),
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qos=0)
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def reload(client):
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client.publish(info_topic, payload=publish_payload(200, "reloading"), qos=0)
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subprocess.Popen(['supervisorctl reload'], shell=True)
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def get_list_record(client):
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data = {
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"data": os.listdir(mp4_path)
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}
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r = requests.post(post_record_list_url, json=data)
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client.publish(info_topic, payload=publish_payload(code=200, msg=str(r)), qos=0)
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def get_record(msg, client):
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filename = json.loads(msg.payload.decode('utf-8'))["data"]
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if filename is None or filename == '':
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client.publish(info_topic, payload=publish_payload(code=404, msg='没有该文件'), qos=0)
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return
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files = {filename: open(os.path.join(mp4_path, filename), 'rb'), "Content-Type": "application/octet-stream"}
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r = requests.post(post_record_url, files=files)
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client.publish(info_topic, payload=publish_payload(code=200, msg=str(r)), qos=0)
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