mirror of
https://github.com/markqvist/NomadNet.git
synced 2024-10-01 01:26:07 -04:00
122 lines
4.5 KiB
Python
122 lines
4.5 KiB
Python
import os
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import RNS
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import time
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import threading
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import RNS.vendor.umsgpack as msgpack
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class Node:
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JOB_INTERVAL = 5
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def __init__(self, app):
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RNS.log("Nomad Network Node starting...", RNS.LOG_VERBOSE)
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self.app = app
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self.identity = self.app.identity
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self.destination = RNS.Destination(self.identity, RNS.Destination.IN, RNS.Destination.SINGLE, "nomadnetwork", "node")
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self.last_announce = None
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self.announce_interval = self.app.node_announce_interval
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self.job_interval = Node.JOB_INTERVAL
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self.should_run_jobs = True
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self.app_data = None
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self.name = self.app.node_name
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self.register_pages()
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self.register_files()
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if self.name == None:
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self.name = self.app.peer_settings["display_name"]+"'s Node"
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RNS.log("Node \""+self.name+"\" ready for incoming connections on "+RNS.prettyhexrep(self.destination.hash), RNS.LOG_VERBOSE)
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if self.app.node_announce_at_start:
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self.announce()
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def register_pages(self):
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self.servedpages = []
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self.scan_pages(self.app.pagespath)
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if not self.app.pagespath+"index.mu" in self.servedpages:
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self.destination.register_request_handler(
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"/page/index.mu",
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response_generator = self.serve_default_index,
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allow = RNS.Destination.ALLOW_ALL
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)
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for page in self.servedpages:
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request_path = "/page"+page.replace(self.app.pagespath, "")
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self.destination.register_request_handler(
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request_path,
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response_generator = self.serve_page,
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allow = RNS.Destination.ALLOW_ALL
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)
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def register_files(self):
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self.servedfiles = []
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self.scan_files(self.app.filespath)
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def scan_pages(self, base_path):
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files = [file for file in os.listdir(base_path) if os.path.isfile(os.path.join(base_path, file)) and file[:1] != "."]
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directories = [file for file in os.listdir(base_path) if os.path.isdir(os.path.join(base_path, file)) and file[:1] != "."]
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for file in files:
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self.servedpages.append(base_path+"/"+file)
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for directory in directories:
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self.scan_pages(base_path+"/"+directory)
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def scan_files(self, base_path):
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files = [file for file in os.listdir(base_path) if os.path.isfile(os.path.join(base_path, file)) and file[:1] != "."]
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directories = [file for file in os.listdir(base_path) if os.path.isdir(os.path.join(base_path, file)) and file[:1] != "."]
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for file in files:
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self.servedfiles.append(base_path+"/"+file)
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for directory in directories:
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self.scan_files(base_path+"/"+directory)
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def serve_page(self, path, data, request_id, remote_identity, requested_at):
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RNS.log("Request "+RNS.prettyhexrep(request_id)+" for: "+str(path), RNS.LOG_VERBOSE)
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file_path = path.replace("/page", self.app.pagespath, 1)
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try:
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RNS.log("Serving file: "+file_path, RNS.LOG_VERBOSE)
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fh = open(file_path, "rb")
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response_data = fh.read()
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fh.close()
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return response_data
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except Exception as e:
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RNS.log("Error occurred while handling request "+RNS.prettyhexrep(request_id)+" for: "+str(path), RNS.LOG_ERROR)
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RNS.log("The contained exception was: "+str(e), RNS.LOG_ERROR)
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return None
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def serve_default_index(self, path, data, request_id, remote_identity, requested_at):
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RNS.log("Serving default index for request "+RNS.prettyhexrep(request_id)+" for: "+str(path), RNS.LOG_VERBOSE)
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return DEFAULT_INDEX.encode("utf-8")
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def announce(self):
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self.app_data = self.name.encode("utf-8")
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self.last_announce = time.time()
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self.destination.announce(app_data=self.app_data)
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def __jobs(self):
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while self.should_run_jobs:
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now = time.time()
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if now > self.last_announce + self.announce_interval:
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self.announce()
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time.sleep(self.job_interval)
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def peer_connected(link):
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RNS.log("Peer connected to "+str(self.destination), RNS.LOG_INFO)
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link.set_link_closed_callback(self.peer_disconnected)
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DEFAULT_INDEX = '''>Default Home Page
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This node is serving pages, but no home page file (index.mu) was found in the page storage directory. This is an auto-generated placeholder.
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If you are the node operator, you can define your own home page by creating a file named `*index.mu`* in the page storage directory.
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''' |