MQTT Publisher

.idea/.gitignore

+# Default ignored files
+/shelf/
+/workspace.xml

.idea/MQTT-Task.iml

+<?xml version="1.0" encoding="UTF-8"?>
+<module type="PYTHON_MODULE" version="4">
+  <component name="NewModuleRootManager">
+    <content url="file://$MODULE_DIR$">
+      <excludeFolder url="file://$MODULE_DIR$/venv" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>
\ No newline at end of file

.idea/inspectionProfiles/Project_Default.xml

+<component name="InspectionProjectProfileManager">
+  <profile version="1.0">
+    <option name="myName" value="Project Default" />
+    <inspection_tool class="PyPep8NamingInspection" enabled="true" level="WEAK WARNING" enabled_by_default="true">
+      <option name="ignoredErrors">
+        <list>
+          <option value="N801" />
+        </list>
+      </option>
+    </inspection_tool>
+  </profile>
+</component>
\ No newline at end of file

.idea/inspectionProfiles/profiles_settings.xml

+<component name="InspectionProjectProfileManager">
+  <settings>
+    <option name="USE_PROJECT_PROFILE" value="false" />
+    <version value="1.0" />
+  </settings>
+</component>
\ No newline at end of file

.idea/misc.xml

+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectRootManager" version="2" project-jdk-name="Python 3.9 (MQTT-Task)" project-jdk-type="Python SDK" />
+</project>
\ No newline at end of file

.idea/modules.xml

+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/.idea/MQTT-Task.iml" filepath="$PROJECT_DIR$/.idea/MQTT-Task.iml" />
+    </modules>
+  </component>
+</project>
\ No newline at end of file

.idea/vcs.xml

+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$" vcs="Git" />
+  </component>
+</project>
\ No newline at end of file

app.py

+import uvicorn
+
+from scripts.config.application_config import server_path, port_no
+
+if __name__ == "__main__":
+    try:
+        uvicorn.run(server_path, port=int(port_no), reload=True)
+    except Exception as e:
+        print(str(e))

conf/application.conf

+[server]
+server_path=scripts.services.main:app
+port_no=8000
+[path]
+file_path=scripts/temp/json_file.json
+[MQTT]
+host=192.168.0.220
+port=1883
\ No newline at end of file

scripts/config/application_config.py

+import configparser
+
+try:
+    config = configparser.ConfigParser()
+    config.read("conf/application.conf")
+    # server
+    server_path = config.get("server", "server_path")
+    port_no = config.get("server", "port_no")
+    # file path
+    file_path = config.get("path", "file_path")
+    # mqtt host and port
+    hostname = config.get("MQTT", "host")
+    port_num = config.get("MQTT", "port")
+except configparser.NoOptionError:
+    print("could not find the conf fle")

scripts/services/main.py

+import json
+import paho.mqtt.client as mqtt
+from fastapi import FastAPI
+from fastapi.responses import JSONResponse
+
+from scripts.config.application_config import file_path, port_num, hostname
+
+app = FastAPI()
+
+
+@app.get("/", tags=["root"])
+async def root():
+    return {"data": "MQTT Publisher"}
+
+
+@app.post("/send-json", tags=["send json"])
+async def send_json():
+    try:
+        with open(file_path, "r") as s:
+            json_data = json.load(s)
+        # connect to mqtt broker
+        client = mqtt.Client()
+        client.connect(hostname, int(port_num))
+        # publish json into MQTT Topic
+        client.publish("mqtt_json/test", json.dumps(json_data))
+        client.disconnect()
+        print("JSON published!!!!")
+        return JSONResponse(content={"message": "JSON data send to MQTT "})
+    except Exception as e:
+        print(str(e))

scripts/temp/json_file.json

+{
+  "personal_details":[
+  {
+    "first_name": "ARJUN",
+    "last_name": "B",
+    "age": "22"
+  },
+  {
+    "first_name": "ALAN",
+    "last_name": "tom",
+    "age": "22"
+  },
+     {
+    "first_name": "Sanal",
+    "last_name": "S",
+    "age": "26"
+  },
+     {
+    "first_name": "Thomas",
+    "last_name": "PP",
+    "age": "32"
+  }
+  ]
+}
\ No newline at end of file