piermesh/docs/run.md

<a id="run-piermesh-service-runner"></a>

# run: PierMesh service runner

### *class* run.Node

Class that handles most of the PierMesh data

[🔗 Source](https://git.utopic.work/PierMesh/piermesh/src/branch/main/src/run.py)

#### toLog

We store logs to be processed here

* **Type:**
  list

#### actions

Dictionary mapping methods with the action prefix to the method name after action dynamically to be called through Sponge (Sponge.base) filtering

* **Type:**
  dict

#### todo

List of actions to execute

* **Type:**
  list[dict]

#### network

Network map

* **Type:**
  Network

#### catch

Daisy cache for catchs, our domain analog

* **Type:**
  Catch

#### cache

Daisy cache for general use

* **Type:**
  Cache

#### nodeInfo

Daisy (Components.daisy.Daisy) record containing some information about the node

* **Type:**
  [Daisy](/PierMesh/piermesh/src/branch/main/docs/Daisy/Daisy.md#Daisy.Daisy.Daisy)

#### onodeID

PierMesh node ID

* **Type:**
  str

#### oTransceiver

LoRa transceiver Transceiver

* **Type:**
  [Transceiver](/PierMesh/piermesh/src/branch/main/docs/Transceiver/Transceiver.md#Transceiver.Transceiver.Transceiver)

#### processed

List of IDs of already completed messages so that we don’t reprocess messages

* **Type:**
  list

#### proc

This process (psutil.Process), used for managing and monitoring PierMesh

* **Type:**
  psutil.Process

#### mTasks

Dictionary of PierMesh service tasks

* **Type:**
  dict

#### SEE ALSO
`logPassLoop`
: Loop to handle logging to file and TUI

#### *async* action_initNodeDH(data: dict)

Initialize diffie hellman key exchange

#### SEE ALSO
`Cryptography.DHEFern.DHEFern`
: End to end encryption functionality

#### *async* action_keyDeriveDH(data: dict)

Derive key via diffie hellman key exchange

#### *async* action_map(data: dict)

Map new network data to internal network map

#### SEE ALSO
`Siph.network.Network`
: Layered graph etwork representation

#### *async* action_sendCatch(data: dict)

Get catch and return the data to a peer

#### *async* action_sendToPeer(data: dict)

Send data to a peer connected to the server

* **Parameters:**
  **data** (*dict*) – Data passed from the filter, this is a generic object so it’s similar on all actions here

#### SEE ALSO
`Sponge.Protocols`
: Protocol based packet filtering

`webui.serve.Server`
: Runs a light Microdot web server with http/s and websocket functionality

`webui.serve.Server.sendToPeer`
: Function to actually execute the action

#### cLog(priority: int, message: str)

Convenience function that logs to the ui and log files

* **Parameters:**
  * **priority** (*int*) – Priority of message to be passed to logging
  * **message** (*str*) – Message to log
* **Return type:**
  None

#### *async* spongeListen()

Loop to watch for tasks to do

#### SEE ALSO
`Sponge.base.sieve`
: Packet filtering/parsing

### Notes

We use a common technique here that calls the function from our preloaded actions via dictionary entry