epicyon/daemon.py

1849 lines
93 KiB
Python

__filename__ = "daemon.py"
__author__ = "Bob Mottram"
__license__ = "AGPL3+"
__version__ = "0.0.1"
__maintainer__ = "Bob Mottram"
__email__ = "bob@freedombone.net"
__status__ = "Production"
from http.server import BaseHTTPRequestHandler,ThreadingHTTPServer
#import socketserver
import commentjson
import json
import time
import base64
# used for mime decoding of message POST
import email.parser
# for saving images
from binascii import a2b_base64
from hashlib import sha256
from pprint import pprint
from session import createSession
from webfinger import webfingerMeta
from webfinger import webfingerLookup
from webfinger import webfingerHandle
from person import personLookup
from person import personBoxJson
from person import createSharedInbox
from posts import outboxMessageCreateWrap
from posts import savePostToBox
from posts import sendToFollowers
from posts import postIsAddressedToPublic
from posts import sendToNamedAddresses
from posts import createPublicPost
from posts import createUnlistedPost
from posts import createFollowersOnlyPost
from posts import createDirectMessagePost
from inbox import inboxPermittedMessage
from inbox import inboxMessageHasParams
from inbox import runInboxQueue
from inbox import savePostToInboxQueue
from follow import getFollowingFeed
from follow import outboxUndoFollow
from follow import sendFollowRequest
from auth import authorize
from auth import createPassword
from auth import createBasicAuthHeader
from auth import authorizeBasic
from threads import threadWithTrace
from media import getMediaPath
from media import createMediaDirs
from delete import outboxDelete
from like import outboxLike
from like import outboxUndoLike
from blocking import outboxBlock
from blocking import outboxUndoBlock
from config import setConfigParam
from roles import outboxDelegate
from skills import outboxSkills
from availability import outboxAvailability
from webinterface import htmlIndividualPost
from webinterface import htmlProfile
from webinterface import htmlInbox
from webinterface import htmlOutbox
from webinterface import htmlPostReplies
from webinterface import htmlLogin
from webinterface import htmlGetLoginCredentials
from webinterface import htmlNewPost
from webinterface import htmlFollowConfirm
from webinterface import htmlUnfollowConfirm
from shares import getSharesFeedForPerson
from shares import outboxShareUpload
from shares import outboxUndoShareUpload
from shares import addShare
from utils import getNicknameFromActor
from utils import getDomainFromActor
from manualapprove import manualDenyFollowRequest
from manualapprove import manualApproveFollowRequest
import os
import sys
# maximum number of posts to list in outbox feed
maxPostsInFeed=20
# number of follows/followers per page
followsPerPage=12
# number of item shares per page
sharesPerPage=12
def readFollowList(filename: str):
"""Returns a list of ActivityPub addresses to follow
"""
followlist=[]
if not os.path.isfile(filename):
return followlist
followUsers = open(filename, "r")
for u in followUsers:
if u not in followlist:
nickname,domain = parseHandle(u)
if nickname:
followlist.append(nickname+'@'+domain)
followUsers.close()
return followlist
class PubServer(BaseHTTPRequestHandler):
def _login_headers(self,fileFormat: str) -> None:
self.send_response(200)
self.send_header('Content-type', fileFormat)
self.send_header('Host', self.server.domainFull)
self.send_header('WWW-Authenticate', 'title="Login to Epicyon", Basic realm="epicyon"')
self.end_headers()
def _set_headers(self,fileFormat: str,cookie: str) -> None:
self.send_response(200)
self.send_header('Content-type', fileFormat)
if cookie:
self.send_header('Cookie', cookie)
self.send_header('Host', self.server.domainFull)
self.end_headers()
def _redirect_headers(self,redirect: str,cookie: str) -> None:
self.send_response(303)
self.send_header('Content-type', 'text/html')
if cookie:
self.send_header('Cookie', cookie)
self.send_header('Location', redirect)
self.send_header('Host', self.server.domainFull)
self.end_headers()
def _404(self) -> None:
self.send_response(404)
self.send_header('Content-Type', 'text/html; charset=utf-8')
self.end_headers()
self.wfile.write("<html><head></head><body><h1>404 Not Found</h1></body></html>".encode('utf-8'))
def _webfinger(self) -> bool:
if not self.path.startswith('/.well-known'):
return False
if self.server.debug:
print('DEBUG: WEBFINGER well-known')
if self.server.debug:
print('DEBUG: WEBFINGER host-meta')
if self.path.startswith('/.well-known/host-meta'):
wfResult=webfingerMeta()
if wfResult:
self._set_headers('application/xrd+xml')
self.wfile.write(wfResult.encode('utf-8'))
return
if self.server.debug:
print('DEBUG: WEBFINGER lookup '+self.path+' '+str(self.server.baseDir))
wfResult=webfingerLookup(self.path,self.server.baseDir,self.server.port,self.server.debug)
if wfResult:
self._set_headers('application/jrd+json')
self.wfile.write(json.dumps(wfResult).encode('utf-8'))
else:
if self.server.debug:
print('DEBUG: WEBFINGER lookup 404 '+self.path)
self._404()
return True
def _permittedDir(self,path: str) -> bool:
"""These are special paths which should not be accessible
directly via GET or POST
"""
if path.startswith('/wfendpoints') or \
path.startswith('/keys') or \
path.startswith('/accounts'):
return False
return True
def _postToOutbox(self,messageJson: {}) -> bool:
"""post is received by the outbox
Client to server message post
https://www.w3.org/TR/activitypub/#client-to-server-outbox-delivery
"""
if not messageJson.get('type'):
if self.server.debug:
print('DEBUG: POST to outbox has no "type" parameter')
return False
if not messageJson.get('object') and messageJson.get('content'):
if messageJson['type']!='Create':
# https://www.w3.org/TR/activitypub/#object-without-create
if self.server.debug:
print('DEBUG: POST to outbox - adding Create wrapper')
messageJson= \
outboxMessageCreateWrap(self.server.httpPrefix, \
self.postToNickname, \
self.server.domain, \
self.server.port, \
messageJson)
if messageJson['type']=='Create':
if not (messageJson.get('id') and \
messageJson.get('type') and \
messageJson.get('actor') and \
messageJson.get('object') and \
messageJson.get('to')):
if self.server.debug:
pprint(messageJson)
print('DEBUG: POST to outbox - Create does not have the required parameters')
return False
# https://www.w3.org/TR/activitypub/#create-activity-outbox
messageJson['object']['attributedTo']=messageJson['actor']
if messageJson['object'].get('attachment'):
attachmentIndex=0
if messageJson['object']['attachment'][attachmentIndex].get('mediaType'):
fileExtension='png'
if messageJson['object']['attachment'][attachmentIndex]['mediaType'].endswith('jpeg'):
fileExtension='jpg'
if messageJson['object']['attachment'][attachmentIndex]['mediaType'].endswith('gif'):
fileExtension='gif'
mediaDir=self.server.baseDir+'/accounts/'+self.postToNickname+'@'+self.server.domain
uploadMediaFilename=mediaDir+'/upload.'+fileExtension
if not os.path.isfile(uploadMediaFilename):
del messageJson['object']['attachment']
else:
# generate a path for the uploaded image
mPath=getMediaPath()
mediaPath=mPath+'/'+createPassword(32)+'.'+fileExtension
createMediaDirs(self.server.baseDir,mPath)
mediaFilename=self.server.baseDir+'/'+mediaPath
# move the uploaded image to its new path
os.rename(uploadMediaFilename,mediaFilename)
# change the url of the attachment
messageJson['object']['attachment'][attachmentIndex]['url']= \
self.server.httpPrefix+'://'+self.server.domainFull+'/'+mediaPath
permittedOutboxTypes=[
'Create','Announce','Like','Follow','Undo', \
'Update','Add','Remove','Block','Delete', \
'Delegate','Skill'
]
if messageJson['type'] not in permittedOutboxTypes:
if self.server.debug:
print('DEBUG: POST to outbox - '+messageJson['type']+ \
' is not a permitted activity type')
return False
if messageJson.get('id'):
postId=messageJson['id'].replace('/activity','')
if self.server.debug:
print('DEBUG: id attribute exists within POST to outbox')
else:
if self.server.debug:
print('DEBUG: No id attribute within POST to outbox')
postId=None
if self.server.debug:
pprint(messageJson)
print('DEBUG: savePostToBox')
domainFull=self.server.domain
if self.server.port!=80 and self.server.port!=443:
domainFull=self.server.domain+':'+str(self.server.port)
savePostToBox(self.server.baseDir, \
self.server.httpPrefix, \
postId, \
self.postToNickname, \
domainFull,messageJson,'outbox')
if not self.server.session:
if self.server.debug:
print('DEBUG: creating new session for c2s')
self.server.session= \
createSession(self.server.domain,self.server.port,self.server.useTor)
if self.server.debug:
print('DEBUG: sending c2s post to followers')
sendToFollowers(self.server.session,self.server.baseDir, \
self.postToNickname,self.server.domain, \
self.server.port, \
self.server.httpPrefix, \
self.server.federationList, \
self.server.sendThreads, \
self.server.postLog, \
self.server.cachedWebfingers, \
self.server.personCache, \
messageJson,self.server.debug)
if self.server.debug:
print('DEBUG: handle any unfollow requests')
outboxUndoFollow(self.server.baseDir,messageJson,self.server.debug)
if self.server.debug:
print('DEBUG: handle delegation requests')
outboxDelegate(self.server.baseDir,self.postToNickname,messageJson,self.server.debug)
if self.server.debug:
print('DEBUG: handle skills changes requests')
outboxSkills(self.server.baseDir,self.postToNickname,messageJson,self.server.debug)
if self.server.debug:
print('DEBUG: handle availability changes requests')
outboxAvailability(self.server.baseDir,self.postToNickname,messageJson,self.server.debug)
if self.server.debug:
print('DEBUG: handle any like requests')
outboxLike(self.server.baseDir,self.server.httpPrefix, \
self.postToNickname,self.server.domain,self.server.port, \
messageJson,self.server.debug)
if self.server.debug:
print('DEBUG: handle any undo like requests')
outboxUndoLike(self.server.baseDir,self.server.httpPrefix, \
self.postToNickname,self.server.domain,self.server.port, \
messageJson,self.server.debug)
if self.server.debug:
print('DEBUG: handle delete requests')
outboxDelete(self.server.baseDir,self.server.httpPrefix, \
self.postToNickname,self.server.domain, \
messageJson,self.server.debug)
if self.server.debug:
print('DEBUG: handle block requests')
outboxBlock(self.server.baseDir,self.server.httpPrefix, \
self.postToNickname,self.server.domain, \
self.server.port,
messageJson,self.server.debug)
if self.server.debug:
print('DEBUG: handle undo block requests')
outboxUndoBlock(self.server.baseDir,self.server.httpPrefix, \
self.postToNickname,self.server.domain, \
self.server.port,
messageJson,self.server.debug)
if self.server.debug:
print('DEBUG: handle share uploads')
outboxShareUpload(self.server.baseDir,self.server.httpPrefix, \
self.postToNickname,self.server.domain, \
self.server.port,
messageJson,self.server.debug)
if self.server.debug:
print('DEBUG: handle undo share uploads')
outboxUndoShareUpload(self.server.baseDir,self.server.httpPrefix, \
self.postToNickname,self.server.domain, \
self.server.port,
messageJson,self.server.debug)
if self.server.debug:
print('DEBUG: sending c2s post to named addresses')
print('c2s sender: '+self.postToNickname+'@'+self.server.domain+':'+str(self.server.port))
sendToNamedAddresses(self.server.session,self.server.baseDir, \
self.postToNickname,self.server.domain, \
self.server.port, \
self.server.httpPrefix, \
self.server.federationList, \
self.server.sendThreads, \
self.server.postLog, \
self.server.cachedWebfingers, \
self.server.personCache, \
messageJson,self.server.debug)
return True
def _updateInboxQueue(self,nickname: str,messageJson: {},postFromWebInterface: bool) -> int:
"""Update the inbox queue
"""
# Check if the queue is full
if len(self.server.inboxQueue)>=self.server.maxQueueLength:
return 1
domainFull=self.server.domain
if self.server.port!=80 and self.server.port!=443:
domainFull=self.server.domain+':'+str(self.server.port)
# save the json for later queue processing
queueFilename = \
savePostToInboxQueue(self.server.baseDir, \
self.server.httpPrefix, \
nickname, \
domainFull, \
messageJson,
self.headers['host'],
self.headers['signature'],
'/'+self.path.split('/')[-1],
postFromWebInterface,
self.server.debug)
if queueFilename:
# add json to the queue
if queueFilename not in self.server.inboxQueue:
self.server.inboxQueue.append(queueFilename)
self.send_response(201)
self.end_headers()
self.server.POSTbusy=False
return 0
return 2
def _isAuthorized(self) -> bool:
# token based authenticated used by the web interface
if self.headers.get('Cookie'):
if '=' in self.headers['Cookie']:
tokenStr=self.headers['Cookie'].split('=',1)[1]
if self.server.tokensLookup.get(tokenStr):
nickname=self.server.tokensLookup[tokenStr]
if '/'+nickname+'/' in self.path:
return True
if self.path.endswith('/'+nickname):
return True
return False
# basic auth
if self.headers.get('Authorization'):
if authorize(self.server.baseDir,self.path, \
self.headers['Authorization'], \
self.server.debug):
return True
return False
def do_GET(self):
if self.server.debug:
print('DEBUG: GET from '+self.server.baseDir+ \
' path: '+self.path+' busy: '+ \
str(self.server.GETbusy))
if self.server.debug:
print(str(self.headers))
cookie=None
if self.headers.get('Cookie'):
cookie=self.headers['Cookie']
# check authorization
authorized = self._isAuthorized()
if authorized:
if self.server.debug:
print('GET Authorization granted')
else:
if self.server.debug:
print('GET Not authorized')
# if not authorized then show the login screen
if self.headers.get('Accept'):
if 'text/html' in self.headers['Accept'] and self.path!='/login':
if '/media/' not in self.path and \
'/sharefiles/' not in self.path and \
'/icons/' not in self.path:
divertToLoginScreen=True
if self.path.startswith('/users/'):
nickStr=self.path.split('/users/')[1]
if '/' not in nickStr and '?' not in nickStr:
divertToLoginScreen=False
else:
if self.path.endswith('/following') or \
self.path.endswith('/followers') or \
self.path.endswith('/skills') or \
self.path.endswith('/roles') or \
self.path.endswith('/shares'):
divertToLoginScreen=False
if divertToLoginScreen and not authorized:
self.send_response(303)
self.send_header('Location', '/login')
self.end_headers()
self.server.POSTbusy=False
return
# get css
# Note that this comes before the busy flag to avoid conflicts
if self.path.endswith('.css'):
if os.path.isfile('epicyon-profile.css'):
with open('epicyon-profile.css', 'r') as cssfile:
css = cssfile.read()
self._set_headers('text/css',cookie)
self.wfile.write(css.encode('utf-8'))
return
# image on login screen
if self.path=='/login.png':
mediaFilename= \
self.server.baseDir+'/accounts/login.png'
if os.path.isfile(mediaFilename):
self._set_headers('image/png',cookie)
with open(mediaFilename, 'rb') as avFile:
mediaBinary = avFile.read()
self.wfile.write(mediaBinary)
return
# login screen background image
if self.path=='/login-background.png':
mediaFilename= \
self.server.baseDir+'/accounts/login-background.png'
if os.path.isfile(mediaFilename):
self._set_headers('image/png',cookie)
with open(mediaFilename, 'rb') as avFile:
mediaBinary = avFile.read()
self.wfile.write(mediaBinary)
return
# follow screen background image
if self.path=='/follow-background.png':
mediaFilename= \
self.server.baseDir+'/accounts/follow-background.png'
if os.path.isfile(mediaFilename):
self._set_headers('image/png',cookie)
with open(mediaFilename, 'rb') as avFile:
mediaBinary = avFile.read()
self.wfile.write(mediaBinary)
return
# show media
# Note that this comes before the busy flag to avoid conflicts
if '/media/' in self.path:
if self.path.endswith('.png') or \
self.path.endswith('.jpg') or \
self.path.endswith('.gif'):
mediaStr=self.path.split('/media/')[1]
mediaFilename= \
self.server.baseDir+'/media/'+mediaStr
if os.path.isfile(mediaFilename):
if mediaFilename.endswith('.png'):
self._set_headers('image/png',cookie)
elif mediaFilename.endswith('.jpg'):
self._set_headers('image/jpeg',cookie)
else:
self._set_headers('image/gif',cookie)
with open(mediaFilename, 'rb') as avFile:
mediaBinary = avFile.read()
self.wfile.write(mediaBinary)
return
self._404()
return
# show shared item images
# Note that this comes before the busy flag to avoid conflicts
if '/sharefiles/' in self.path:
if self.path.endswith('.png') or \
self.path.endswith('.jpg') or \
self.path.endswith('.gif'):
mediaStr=self.path.split('/sharefiles/')[1]
mediaFilename= \
self.server.baseDir+'/sharefiles/'+mediaStr
if os.path.isfile(mediaFilename):
if mediaFilename.endswith('.png'):
self._set_headers('image/png',cookie)
elif mediaFilename.endswith('.jpg'):
self._set_headers('image/jpeg',cookie)
else:
self._set_headers('image/gif',cookie)
with open(mediaFilename, 'rb') as avFile:
mediaBinary = avFile.read()
self.wfile.write(mediaBinary)
return
self._404()
return
# icon images
# Note that this comes before the busy flag to avoid conflicts
if self.path.startswith('/icons/'):
if self.path.endswith('.png'):
mediaStr=self.path.split('/icons/')[1]
mediaFilename= \
self.server.baseDir+'/img/icons/'+mediaStr
if os.path.isfile(mediaFilename):
if mediaFilename.endswith('.png'):
self._set_headers('image/png',cookie)
with open(mediaFilename, 'rb') as avFile:
mediaBinary = avFile.read()
self.wfile.write(mediaBinary)
return
self._404()
return
# show avatar or background image
# Note that this comes before the busy flag to avoid conflicts
if '/users/' in self.path:
if self.path.endswith('.png') or \
self.path.endswith('.jpg') or \
self.path.endswith('.gif'):
avatarStr=self.path.split('/users/')[1]
if '/' in avatarStr:
avatarNickname=avatarStr.split('/')[0]
avatarFile=avatarStr.split('/')[1]
avatarFilename= \
self.server.baseDir+'/accounts/'+ \
avatarNickname+'@'+ \
self.server.domain+'/'+avatarFile
if os.path.isfile(avatarFilename):
if avatarFile.endswith('.png'):
self._set_headers('image/png',cookie)
elif avatarFile.endswith('.jpg'):
self._set_headers('image/jpeg',cookie)
else:
self._set_headers('image/gif',cookie)
with open(avatarFilename, 'rb') as avFile:
avBinary = avFile.read()
self.wfile.write(avBinary)
return
# This busy state helps to avoid flooding
# Resources which are expected to be called from a web page
# should be above this
if self.server.GETbusy:
currTimeGET=int(time.time())
if currTimeGET-self.server.lastGET<10:
if self.server.debug:
print('DEBUG: GET Busy')
self.send_response(429)
self.end_headers()
return
self.server.lastGET=currTimeGET
self.server.GETbusy=True
if not self._permittedDir(self.path):
if self.server.debug:
print('DEBUG: GET Not permitted')
self._404()
self.server.GETbusy=False
return
# get webfinger endpoint for a person
if self._webfinger():
self.server.GETbusy=False
return
if self.path.startswith('/login'):
# request basic auth
self._login_headers('text/html')
self.wfile.write(htmlLogin(self.server.baseDir).encode('utf-8'))
self.server.GETbusy=False
return
# follow a person from the web interface by selecting Follow on the dropdown
if '/users/' in self.path:
if '?follow=' in self.path:
followStr=self.path.split('?follow=')[1]
originPathStr=self.path.split('?follow=')[0]
if ';' in followStr:
followActor=followStr.split(';')[0]
followProfileUrl=followStr.split(';')[1]
# show the confirm follow screen
self._set_headers('text/html',cookie)
self.wfile.write(htmlFollowConfirm(self.server.baseDir,originPathStr,followActor,followProfileUrl).encode())
self.server.GETbusy=False
return
self._redirect_headers(originPathStr,cookie)
self.server.GETbusy=False
return
# Unfollow a person from the web interface by selecting Unfollow on the dropdown
if '/users/' in self.path:
if '?unfollow=' in self.path:
followStr=self.path.split('?unfollow=')[1]
originPathStr=self.path.split('?unfollow=')[0]
if ';' in followStr:
followActor=followStr.split(';')[0]
followProfileUrl=followStr.split(';')[1]
# show the confirm follow screen
self._set_headers('text/html',cookie)
self.wfile.write(htmlUnfollowConfirm(self.server.baseDir,originPathStr,followActor,followProfileUrl).encode())
self.server.GETbusy=False
return
self._redirect_headers(originPathStr,cookie)
self.server.GETbusy=False
return
if '/users/' in self.path and \
(self.path.endswith('/newpost') or \
self.path.endswith('/newunlisted') or \
self.path.endswith('/newfollowers') or \
self.path.endswith('/newdm') or \
self.path.endswith('/newshare')):
self._set_headers('text/html',cookie)
self.wfile.write(htmlNewPost(self.server.baseDir,self.path).encode())
self.server.GETbusy=False
return
# get an individual post from the path /@nickname/statusnumber
if '/@' in self.path:
namedStatus=self.path.split('/@')[1]
if '/' not in namedStatus:
# show actor
nickname=namedStatus
else:
postSections=namedStatus.split('/')
if len(postSections)==2:
nickname=postSections[0]
statusNumber=postSections[1]
if len(statusNumber)>10 and statusNumber.isdigit():
postFilename= \
self.server.baseDir+'/accounts/'+nickname+'@'+self.server.domain+'/outbox/'+ \
self.server.httpPrefix+':##'+self.server.domainFull+'#users#'+nickname+'#statuses#'+statusNumber+'.json'
if os.path.isfile(postFilename):
postJsonObject={}
with open(postFilename, 'r') as fp:
postJsonObject=commentjson.load(fp)
# Only authorized viewers get to see likes on posts
# Otherwize marketers could gain more social graph info
if not authorized:
if postJsonObject.get('likes'):
postJsonObject['likes']={}
if 'text/html' in self.headers['Accept']:
self._set_headers('text/html',cookie)
self.wfile.write(htmlIndividualPost( \
self.server.session, \
self.server.cachedWebfingers,self.server.personCache, \
nickname,self.server.domain,self.server.port, \
postJsonObject).encode('utf-8'))
else:
self._set_headers('application/json',None)
self.wfile.write(json.dumps(postJsonObject).encode('utf-8'))
self.server.GETbusy=False
return
else:
self._404()
self.server.GETbusy=False
return
# get replies to a post /users/nickname/statuses/number/replies
if self.path.endswith('/replies') or '/replies?page=' in self.path:
if '/statuses/' in self.path and '/users/' in self.path:
namedStatus=self.path.split('/users/')[1]
if '/' in namedStatus:
postSections=namedStatus.split('/')
if len(postSections)>=4:
if postSections[3].startswith('replies'):
nickname=postSections[0]
statusNumber=postSections[2]
if len(statusNumber)>10 and statusNumber.isdigit():
#get the replies file
boxname='outbox'
postDir=self.server.baseDir+'/accounts/'+nickname+'@'+self.server.domain+'/'+boxname
postRepliesFilename= \
postDir+'/'+ \
self.server.httpPrefix+':##'+self.server.domainFull+'#users#'+nickname+'#statuses#'+statusNumber+'.replies'
if not os.path.isfile(postRepliesFilename):
# There are no replies, so show empty collection
repliesJson = {
'@context': 'https://www.w3.org/ns/activitystreams',
'first': self.server.httpPrefix+'://'+self.server.domainFull+'/users/'+nickname+'/statuses/'+statusNumber+'/replies?page=true',
'id': self.server.httpPrefix+'://'+self.server.domainFull+'/users/'+nickname+'/statuses/'+statusNumber+'/replies',
'last': self.server.httpPrefix+'://'+self.server.domainFull+'/users/'+nickname+'/statuses/'+statusNumber+'/replies?page=true',
'totalItems': 0,
'type': 'OrderedCollection'}
if 'text/html' in self.headers['Accept']:
self._set_headers('text/html',cookie)
self.wfile.write(htmlPostReplies(repliesJson).encode('utf-8'))
else:
self._set_headers('application/json',None)
self.wfile.write(json.dumps(repliesJson).encode('utf-8'))
self.server.GETbusy=False
return
else:
# replies exist. Itterate through the text file containing message ids
repliesJson = {
'@context': 'https://www.w3.org/ns/activitystreams',
'id': self.server.httpPrefix+'://'+self.server.domainFull+'/users/'+nickname+'/statuses/'+statusNumber+'?page=true',
'orderedItems': [
],
'partOf': self.server.httpPrefix+'://'+self.server.domainFull+'/users/'+nickname+'/statuses/'+statusNumber,
'type': 'OrderedCollectionPage'}
# populate the items list with replies
repliesBoxes=['outbox','inbox']
with open(postRepliesFilename,'r') as repliesFile:
for messageId in repliesFile:
replyFound=False
# examine inbox and outbox
for boxname in repliesBoxes:
searchFilename= \
self.server.baseDir+ \
'/accounts/'+nickname+'@'+ \
self.server.domain+'/'+ \
boxname+'/'+ \
messageId.replace('\n','').replace('/','#')+'.json'
if os.path.isfile(searchFilename):
if authorized or \
'https://www.w3.org/ns/activitystreams#Public' in open(searchFilename).read():
with open(searchFilename, 'r') as fp:
postJsonObject=commentjson.load(fp)
if postJsonObject['object'].get('cc'):
if authorized or \
('https://www.w3.org/ns/activitystreams#Public' in postJsonObject['object']['to'] or \
'https://www.w3.org/ns/activitystreams#Public' in postJsonObject['object']['cc']):
repliesJson['orderedItems'].append(postJsonObject)
replyFound=True
else:
if authorized or \
'https://www.w3.org/ns/activitystreams#Public' in postJsonObject['object']['to']:
repliesJson['orderedItems'].append(postJsonObject)
replyFound=True
break
# if not in either inbox or outbox then examine the shared inbox
if not replyFound:
searchFilename= \
self.server.baseDir+ \
'/accounts/inbox@'+ \
self.server.domain+'/inbox/'+ \
messageId.replace('\n','').replace('/','#')+'.json'
if os.path.isfile(searchFilename):
if authorized or \
'https://www.w3.org/ns/activitystreams#Public' in open(searchFilename).read():
# get the json of the reply and append it to the collection
with open(searchFilename, 'r') as fp:
postJsonObject=commentjson.load(fp)
if postJsonObject['object'].get('cc'):
if authorized or \
('https://www.w3.org/ns/activitystreams#Public' in postJsonObject['object']['to'] or \
'https://www.w3.org/ns/activitystreams#Public' in postJsonObject['object']['cc']):
repliesJson['orderedItems'].append(postJsonObject)
else:
if authorized or \
'https://www.w3.org/ns/activitystreams#Public' in postJsonObject['object']['to']:
repliesJson['orderedItems'].append(postJsonObject)
# send the replies json
if 'text/html' in self.headers['Accept']:
self._set_headers('text/html',cookie)
self.wfile.write(htmlPostReplies(repliesJson).encode('utf-8'))
else:
self._set_headers('application/json',None)
self.wfile.write(json.dumps(repliesJson).encode('utf-8'))
self.server.GETbusy=False
return
if self.path.endswith('/roles') and '/users/' in self.path:
namedStatus=self.path.split('/users/')[1]
if '/' in namedStatus:
postSections=namedStatus.split('/')
nickname=postSections[0]
actorFilename=self.server.baseDir+'/accounts/'+nickname+'@'+self.server.domain+'.json'
if os.path.isfile(actorFilename):
with open(actorFilename, 'r') as fp:
actorJson=commentjson.load(fp)
if actorJson.get('roles'):
if 'text/html' in self.headers['Accept']:
getPerson = \
personLookup(self.server.domain,self.path.replace('/roles',''), \
self.server.baseDir)
if getPerson:
self._set_headers('text/html',cookie)
self.wfile.write(htmlProfile(self.server.baseDir, \
self.server.httpPrefix, \
True, \
self.server.ocapAlways, \
getPerson,'roles', \
self.server.session, \
self.server.cachedWebfingers, \
self.server.personCache, \
actorJson['roles']).encode('utf-8'))
else:
self._set_headers('application/json',None)
self.wfile.write(json.dumps(actorJson['roles']).encode('utf-8'))
self.server.GETbusy=False
return
if self.path.endswith('/skills') and '/users/' in self.path:
namedStatus=self.path.split('/users/')[1]
if '/' in namedStatus:
postSections=namedStatus.split('/')
nickname=postSections[0]
actorFilename=self.server.baseDir+'/accounts/'+nickname+'@'+self.server.domain+'.json'
if os.path.isfile(actorFilename):
with open(actorFilename, 'r') as fp:
actorJson=commentjson.load(fp)
if actorJson.get('skills'):
if 'text/html' in self.headers['Accept']:
getPerson = \
personLookup(self.server.domain,self.path.replace('/skills',''), \
self.server.baseDir)
if getPerson:
self._set_headers('text/html',cookie)
self.wfile.write(htmlProfile(self.server.baseDir, \
self.server.httpPrefix, \
True, \
self.server.ocapAlways, \
getPerson,'skills', \
self.server.session, \
self.server.cachedWebfingers, \
self.server.personCache, \
actorJson['skills']).encode('utf-8'))
else:
self._set_headers('application/json',None)
self.wfile.write(json.dumps(actorJson['skills']).encode('utf-8'))
self.server.GETbusy=False
return
# get an individual post from the path /users/nickname/statuses/number
if '/statuses/' in self.path and '/users/' in self.path:
namedStatus=self.path.split('/users/')[1]
if '/' in namedStatus:
postSections=namedStatus.split('/')
if len(postSections)>=3:
nickname=postSections[0]
statusNumber=postSections[2]
if len(statusNumber)>10 and statusNumber.isdigit():
postFilename= \
self.server.baseDir+'/accounts/'+nickname+'@'+self.server.domain+'/outbox/'+ \
self.server.httpPrefix+':##'+self.server.domainFull+'#users#'+nickname+'#statuses#'+statusNumber+'.json'
if os.path.isfile(postFilename):
postJsonObject={}
with open(postFilename, 'r') as fp:
postJsonObject=commentjson.load(fp)
# Only authorized viewers get to see likes on posts
# Otherwize marketers could gain more social graph info
if not authorized:
if postJsonObject.get('likes'):
postJsonObject['likes']={}
if 'text/html' in self.headers['Accept']:
self._set_headers('text/html',cookie)
self.wfile.write(htmlIndividualPost( \
self.server.session, \
self.server.cachedWebfingers,self.server.personCache, \
nickname,self.server.domain,self.server.port, \
postJsonObject).encode('utf-8'))
else:
self._set_headers('application/json',None)
self.wfile.write(json.dumps(postJsonObject).encode('utf-8'))
self.server.GETbusy=False
return
else:
self._404()
self.server.GETbusy=False
return
# get the inbox for a given person
if self.path.endswith('/inbox'):
if '/users/' in self.path:
if authorized:
inboxFeed=personBoxJson(self.server.baseDir, \
self.server.domain, \
self.server.port, \
self.path, \
self.server.httpPrefix, \
maxPostsInFeed, 'inbox', \
True,self.server.ocapAlways)
if inboxFeed:
if 'text/html' in self.headers['Accept']:
nickname=self.path.replace('/users/','').replace('/inbox','')
if '?page=' in nickname:
nickname=nickname.split('?page=')[0]
if 'page=' not in self.path:
# if no page was specified then show the first
inboxFeed=personBoxJson(self.server.baseDir, \
self.server.domain, \
self.server.port, \
self.path+'?page=1', \
self.server.httpPrefix, \
maxPostsInFeed, 'inbox', \
True,self.server.ocapAlways)
self._set_headers('text/html',cookie)
self.wfile.write(htmlInbox(self.server.session, \
self.server.baseDir, \
self.server.cachedWebfingers, \
self.server.personCache, \
nickname, \
self.server.domain, \
self.server.port, \
inboxFeed).encode('utf-8'))
else:
self._set_headers('application/json',None)
self.wfile.write(json.dumps(inboxFeed).encode('utf-8'))
self.server.GETbusy=False
return
else:
if self.server.debug:
print('DEBUG: '+nickname+ \
' was not authorized to access '+self.path)
if self.server.debug:
print('DEBUG: GET access to inbox is unauthorized')
self.send_response(405)
self.end_headers()
self.server.POSTbusy=False
return
# get outbox feed for a person
outboxFeed=personBoxJson(self.server.baseDir,self.server.domain, \
self.server.port,self.path, \
self.server.httpPrefix, \
maxPostsInFeed, 'outbox', \
authorized, \
self.server.ocapAlways)
if outboxFeed:
if 'text/html' in self.headers['Accept']:
nickname=self.path.replace('/users/','').replace('/outbox','')
if '?page=' in nickname:
nickname=nickname.split('?page=')[0]
if 'page=' not in self.path:
# if a page wasn't specified then show the first one
outboxFeed=personBoxJson(self.server.baseDir,self.server.domain, \
self.server.port,self.path+'?page=1', \
self.server.httpPrefix, \
maxPostsInFeed, 'outbox', \
authorized, \
self.server.ocapAlways)
self._set_headers('text/html',cookie)
self.wfile.write(htmlOutbox(self.server.session, \
self.server.baseDir, \
self.server.cachedWebfingers, \
self.server.personCache, \
nickname, \
self.server.domain, \
self.server.port, \
outboxFeed).encode('utf-8'))
else:
self._set_headers('application/json',None)
self.wfile.write(json.dumps(outboxFeed).encode('utf-8'))
self.server.GETbusy=False
return
shares=getSharesFeedForPerson(self.server.baseDir, \
self.server.domain, \
self.server.port,self.path, \
self.server.httpPrefix, \
sharesPerPage)
if shares:
if 'text/html' in self.headers['Accept']:
if 'page=' not in self.path:
# get a page of shares, not the summary
shares=getSharesFeedForPerson(self.server.baseDir,self.server.domain, \
self.server.port,self.path+'?page=true', \
self.server.httpPrefix, \
sharesPerPage)
getPerson = personLookup(self.server.domain,self.path.replace('/shares',''), \
self.server.baseDir)
if getPerson:
if not self.server.session:
if self.server.debug:
print('DEBUG: creating new session')
self.server.session= \
createSession(self.server.domain,self.server.port,self.server.useTor)
self._set_headers('text/html',cookie)
self.wfile.write(htmlProfile(self.server.baseDir, \
self.server.httpPrefix, \
authorized, \
self.server.ocapAlways, \
getPerson,'shares', \
self.server.session, \
self.server.cachedWebfingers, \
self.server.personCache, \
shares).encode('utf-8'))
self.server.GETbusy=False
return
else:
self._set_headers('application/json',None)
self.wfile.write(json.dumps(shares).encode('utf-8'))
self.server.GETbusy=False
return
following=getFollowingFeed(self.server.baseDir,self.server.domain, \
self.server.port,self.path, \
self.server.httpPrefix, \
authorized,followsPerPage)
if following:
if 'text/html' in self.headers['Accept']:
if 'page=' not in self.path:
# get a page of following, not the summary
following=getFollowingFeed(self.server.baseDir,self.server.domain, \
self.server.port,self.path+'?page=true', \
self.server.httpPrefix, \
authorized,followsPerPage)
getPerson = personLookup(self.server.domain,self.path.replace('/following',''), \
self.server.baseDir)
if getPerson:
if not self.server.session:
if self.server.debug:
print('DEBUG: creating new session')
self.server.session= \
createSession(self.server.domain,self.server.port,self.server.useTor)
self._set_headers('text/html',cookie)
self.wfile.write(htmlProfile(self.server.baseDir, \
self.server.httpPrefix, \
authorized, \
self.server.ocapAlways, \
getPerson,'following', \
self.server.session, \
self.server.cachedWebfingers, \
self.server.personCache, \
following).encode('utf-8'))
self.server.GETbusy=False
return
else:
self._set_headers('application/json',None)
self.wfile.write(json.dumps(following).encode('utf-8'))
self.server.GETbusy=False
return
followers=getFollowingFeed(self.server.baseDir,self.server.domain, \
self.server.port,self.path, \
self.server.httpPrefix, \
authorized,followsPerPage,'followers')
if followers:
if 'text/html' in self.headers['Accept']:
if 'page=' not in self.path:
# get a page of followers, not the summary
followers=getFollowingFeed(self.server.baseDir,self.server.domain, \
self.server.port,self.path+'?page=1', \
self.server.httpPrefix, \
authorized,followsPerPage,'followers')
getPerson = personLookup(self.server.domain,self.path.replace('/followers',''), \
self.server.baseDir)
if getPerson:
if not self.server.session:
if self.server.debug:
print('DEBUG: creating new session')
self.server.session= \
createSession(self.server.domain,self.server.port,self.server.useTor)
self._set_headers('text/html',cookie)
self.wfile.write(htmlProfile(self.server.baseDir, \
self.server.httpPrefix, \
authorized, \
self.server.ocapAlways, \
getPerson,'followers', \
self.server.session, \
self.server.cachedWebfingers, \
self.server.personCache, \
followers).encode('utf-8'))
self.server.GETbusy=False
return
else:
self._set_headers('application/json',None)
self.wfile.write(json.dumps(followers).encode('utf-8'))
self.server.GETbusy=False
return
# look up a person
getPerson = personLookup(self.server.domain,self.path, \
self.server.baseDir)
if getPerson:
if 'text/html' in self.headers['Accept']:
if not self.server.session:
if self.server.debug:
print('DEBUG: creating new session')
self.server.session= \
createSession(self.server.domain,self.server.port,self.server.useTor)
self._set_headers('text/html',cookie)
self.wfile.write(htmlProfile(self.server.baseDir, \
self.server.httpPrefix, \
authorized, \
self.server.ocapAlways, \
getPerson,'posts',
self.server.session, \
self.server.cachedWebfingers, \
self.server.personCache).encode('utf-8'))
else:
self._set_headers('application/json',None)
self.wfile.write(json.dumps(getPerson).encode('utf-8'))
self.server.GETbusy=False
return
# check that a json file was requested
if not self.path.endswith('.json'):
if self.server.debug:
print('DEBUG: GET Not json: '+self.path+' '+self.server.baseDir)
self._404()
self.server.GETbusy=False
return
# check that the file exists
filename=self.server.baseDir+self.path
if os.path.isfile(filename):
self._set_headers('application/json',None)
with open(filename, 'r', encoding='utf-8') as File:
content = File.read()
contentJson=json.loads(content)
self.wfile.write(json.dumps(contentJson).encode('utf-8'))
else:
if self.server.debug:
print('DEBUG: GET Unknown file')
self._404()
self.server.GETbusy=False
def do_HEAD(self):
self._set_headers('application/json',None)
def _receiveNewPost(self,authorized: bool,postType: str) -> bool:
# 0 = this is not a new post
# 1 = new post success
# -1 = new post failed
# 2 = new post canceled
if authorized and '/users/' in self.path and self.path.endswith('?'+postType):
if ' boundary=' in self.headers['Content-type']:
nickname=None
nicknameStr=self.path.split('/users/')[1]
if '/' in nicknameStr:
nickname=nicknameStr.split('/')[0]
else:
return -1
length = int(self.headers['Content-length'])
if length>self.server.maxPostLength:
print('POST size too large')
return -1
boundary=self.headers['Content-type'].split('boundary=')[1]
if ';' in boundary:
boundary=boundary.split(';')[0]
# Note: we don't use cgi here because it's due to be deprecated
# in Python 3.8/3.10
# Instead we use the multipart mime parser from the email module
postBytes=self.rfile.read(length)
msg = email.parser.BytesParser().parsebytes(postBytes)
# why don't we just use msg.is_multipart(), rather than splitting?
# TL;DR it doesn't work for this use case because we're not using
# email style encoding message/rfc822
messageFields=msg.get_payload(decode=False).split(boundary)
fields={}
filename=None
for f in messageFields:
if f=='--':
continue
if ' name="' in f:
postStr=f.split(' name="',1)[1]
if '"' in postStr:
postKey=postStr.split('"',1)[0]
postValueStr=postStr.split('"',1)[1]
if ';' not in postValueStr:
if '\r\n' in postValueStr:
postLines=postValueStr.split('\r\n')
postValue=''
if len(postLines)>2:
for line in range(2,len(postLines)-1):
if line>2:
postValue+='\n'
postValue+=postLines[line]
fields[postKey]=postValue
else:
# directly search the binary array for the beginning
# of an image
searchStr=b'Content-Type: image/png'
imageLocation=postBytes.find(searchStr)
filenameBase=self.server.baseDir+'/accounts/'+nickname+'@'+self.server.domain+'/upload'
if imageLocation>-1:
filename=filenameBase+'.png'
else:
searchStr=b'Content-Type: image/jpeg'
imageLocation=postBytes.find(searchStr)
if imageLocation>-1:
filename=filenameBase+'.jpg'
else:
searchStr=b'Content-Type: image/gif'
imageLocation=postBytes.find(searchStr)
if imageLocation>-1:
filename=filenameBase+'.gif'
if filename and imageLocation>-1:
# locate the beginning of the image, after any
# carriage returns
startPos=imageLocation+len(searchStr)
for offset in range(1,8):
if postBytes[startPos+offset]!=10:
if postBytes[startPos+offset]!=13:
startPos+=offset
break
fd = open(filename, 'wb')
fd.write(postBytes[startPos:])
fd.close()
# send the post
if not fields.get('message'):
return -1
if fields.get('submitPost'):
if fields['submitPost']!='Submit':
return -1
else:
return 2
if not fields.get('imageDescription'):
fields['imageDescription']=None
if not fields.get('subject'):
fields['subject']=None
if not fields.get('replyTo'):
fields['replyTo']=None
if postType=='newpost':
messageJson= \
createPublicPost(self.server.baseDir, \
nickname, \
self.server.domain,self.server.port, \
self.server.httpPrefix, \
fields['message'],False,False,False, \
filename,fields['imageDescription'],True, \
fields['replyTo'], fields['replyTo'],fields['subject'])
if messageJson:
self.postToNickname=nickname
if self._postToOutbox(messageJson):
return 1
else:
return -1
if postType=='newunlisted':
messageJson= \
createUnlistedPost(self.server.baseDir, \
nickname, \
self.server.domain,self.server.port, \
self.server.httpPrefix, \
fields['message'],False,False,False, \
filename,fields['imageDescription'],True, \
fields['replyTo'], fields['replyTo'],fields['subject'])
if messageJson:
self.postToNickname=nickname
if self._postToOutbox(messageJson):
return 1
else:
return -1
if postType=='newfollowers':
messageJson= \
createFollowersOnlyPost(self.server.baseDir, \
nickname, \
self.server.domain,self.server.port, \
self.server.httpPrefix, \
fields['message'],True,False,False, \
filename,fields['imageDescription'],True, \
fields['replyTo'], fields['replyTo'],fields['subject'])
if messageJson:
self.postToNickname=nickname
if self._postToOutbox(messageJson):
return 1
else:
return -1
if postType=='newdm':
messageJson= \
createDirectMessagePost(self.server.baseDir, \
nickname, \
self.server.domain,self.server.port, \
self.server.httpPrefix, \
fields['message'],True,False,False, \
filename,fields['imageDescription'],True, \
fields['replyTo'],fields['replyTo'],fields['subject'])
if messageJson:
self.postToNickname=nickname
if self._postToOutbox(messageJson):
return 1
else:
return -1
if postType=='newshare':
if not fields.get('itemType'):
return False
if not fields.get('category'):
return False
if not fields.get('location'):
return False
if not fields.get('duration'):
return False
addShare(self.server.baseDir, \
self.server.httpPrefix, \
nickname, \
self.server.domain,self.server.port, \
fields['subject'], \
fields['message'], \
filename, \
fields['itemType'], \
fields['category'], \
fields['location'], \
fields['duration'],
self.server.debug)
if os.path.isfile(filename):
os.remove(filename)
self.postToNickname=nickname
if self._postToOutbox(messageJson):
return 1
else:
return -1
return -1
else:
return 0
def do_POST(self):
if self.server.debug:
print('DEBUG: POST to from '+self.server.baseDir+ \
' path: '+self.path+' busy: '+ \
str(self.server.POSTbusy))
if self.server.POSTbusy:
currTimePOST=int(time.time())
if currTimePOST-self.server.lastPOST<10:
self.send_response(429)
self.end_headers()
return
self.server.lastPOST=currTimePOST
self.server.POSTbusy=True
if not self.headers.get('Content-type'):
print('Content-type header missing')
self.send_response(400)
self.end_headers()
self.server.POSTbusy=False
return
# remove any trailing slashes from the path
self.path=self.path.replace('/outbox/','/outbox').replace('/inbox/','/inbox').replace('/shares/','/shares').replace('/sharedInbox/','/sharedInbox')
cookie=None
if self.headers.get('Cookie'):
cookie=self.headers['Cookie']
# check authorization
authorized = self._isAuthorized()
if authorized:
if self.server.debug:
print('POST Authorization granted')
else:
if self.server.debug:
print('POST Not authorized')
print(str(self.headers))
# if this is a POST to teh outbox then check authentication
self.outboxAuthenticated=False
self.postToNickname=None
if self.path.startswith('/login'):
# get the contents of POST containing login credentials
length = int(self.headers['Content-length'])
if length>512:
print('Login failed - credentials too long')
self.send_response(401)
self.end_headers()
self.server.POSTbusy=False
return
loginParams=self.rfile.read(length).decode('utf-8')
loginNickname,loginPassword=htmlGetLoginCredentials(loginParams,self.server.lastLoginTime)
if loginNickname:
self.server.lastLoginTime=int(time.time())
authHeader=createBasicAuthHeader(loginNickname,loginPassword)
if not authorizeBasic(self.server.baseDir,'/users/'+loginNickname+'/outbox',authHeader,False):
print('Login failed: '+loginNickname)
# remove any token
if self.server.tokens.get(loginNickname):
del self.server.tokensLookup[self.server.tokens[loginNickname]]
del self.server.tokens[loginNickname]
del self.server.salts[loginNickname]
self.send_response(303)
self.send_header('Content-type', 'text/html; charset=utf-8')
self.send_header('Set-Cookie', 'epicyon=; SameSite=Strict')
self.send_header('Location', '/login')
self.end_headers()
self.server.POSTbusy=False
return
else:
# login success - redirect with authorization
print('Login success: '+loginNickname)
self.send_response(303)
# This produces a deterministic token based on nick+password+salt
# But notice that the salt is ephemeral, so a server reboot changes them.
# This allows you to be logged in on two or more devices with the
# same token, but also ensures that if an adversary obtains the token
# then rebooting the server is sufficient to thwart them, without
# any password changes.
if not self.server.salts.get(loginNickname):
self.server.salts[loginNickname]=createPassword(32)
self.server.tokens[loginNickname]=sha256((loginNickname+loginPassword+self.server.salts[loginNickname]).encode('utf-8')).hexdigest()
self.server.tokensLookup[self.server.tokens[loginNickname]]=loginNickname
self.send_header('Set-Cookie', 'epicyon='+self.server.tokens[loginNickname]+'; SameSite=Strict')
self.send_header('Location', '/users/'+loginNickname+'/inbox')
self.end_headers()
self.server.POSTbusy=False
return
self.send_response(200)
self.end_headers()
self.server.POSTbusy=False
return
# send a follow request approval
if authorized and '/followapprove=' in self.path:
originPathStr=self.path.split('/followapprove=')[0]
followerNickname=getNicknameFromActor(originPathStr)
followerDomain,FollowerPort=getDomainFromActor(originPathStr)
followingHandle=self.path.split('/followapprove=')[1]
if '@' in followingHandle:
manualApproveFollowRequest(self.server.session, \
self.server.baseDir, \
self.server.httpPrefix, \
followerNickname,followerDomain,FollowerPort, \
followingHandle, \
self.server.federationList, \
self.server.sendThreads, \
self.server.postLog, \
self.server.cachedWebfingers, \
self.server.personCache, \
self.server.acceptedCaps, \
self.server.debug)
self._redirect_headers(originPathStr,cookie)
self.server.POSTbusy=False
# deny a follow request
if authorized and '/followdeny=' in self.path:
originPathStr=self.path.split('/followdeny=')[0]
followerNickname=getNicknameFromActor(originPathStr)
followerDomain,FollowerPort=getDomainFromActor(originPathStr)
followingHandle=self.path.split('/followdeny=')[1]
if '@' in followingHandle:
manualDenyFollowRequest(self.server.baseDir, \
followerNickname,followerDomain, \
followingHandle)
self._redirect_headers(originPathStr,cookie)
self.server.POSTbusy=False
# decision to follow in the web interface is confirmed
if authorized and self.path.endswith('/followconfirm'):
originPathStr=self.path.split('/followconfirm')[0]
followerNickname=getNicknameFromActor(originPathStr)
length = int(self.headers['Content-length'])
followConfirmParams=self.rfile.read(length).decode('utf-8')
if '&submitYes=' in followConfirmParams:
followingActor=followConfirmParams.replace('%3A',':').replace('%2F','/').split('actor=')[1]
if '&' in followingActor:
followingActor=followingActor.split('&')[0]
followingNickname=getNicknameFromActor(followingActor)
followingDomain,followingPort=getDomainFromActor(followingActor)
if followerNickname==followingNickname and \
followingDomain==self.server.domain and \
followingPort==self.server.port:
if self.server.debug:
print('You cannot follow yourself!')
else:
if self.server.debug:
print('Sending follow request from '+followerNickname+' to '+followingActor)
sendFollowRequest(self.server.session, \
self.server.baseDir, \
followerNickname, \
self.server.domain,self.server.port, \
self.server.httpPrefix, \
followingNickname, \
followingDomain, \
followingPort,self.server.httpPrefix, \
False,self.server.federationList, \
self.server.sendThreads, \
self.server.postLog, \
self.server.cachedWebfingers, \
self.server.personCache, \
self.server.debug)
self._redirect_headers(originPathStr,cookie)
self.server.POSTbusy=False
return
# decision to unfollow in the web interface is confirmed
if authorized and self.path.endswith('/unfollowconfirm'):
originPathStr=self.path.split('/unfollowconfirm')[0]
followerNickname=getNicknameFromActor(originPathStr)
length = int(self.headers['Content-length'])
followConfirmParams=self.rfile.read(length).decode('utf-8')
if '&submitYes=' in followConfirmParams:
followingActor=followConfirmParams.replace('%3A',':').replace('%2F','/').split('actor=')[1]
if '&' in followingActor:
followingActor=followingActor.split('&')[0]
followingNickname=getNicknameFromActor(followingActor)
followingDomain,followingPort=getDomainFromActor(followingActor)
if followerNickname==followingNickname and \
followingDomain==self.server.domain and \
followingPort==self.server.port:
if self.server.debug:
print('You cannot unfollow yourself!')
else:
if self.server.debug:
print(followerNickname+' stops following '+followingActor)
followActor=self.server.httpPrefix+'://'+self.server.domainFull+'/users/'+followerNickname
unfollowJson = {
'type': 'Undo',
'actor': followActor,
'object': {
'type': 'Follow',
'actor': followActor,
'object': followingActor,
'to': [followingActor],
'cc': ['https://www.w3.org/ns/activitystreams#Public']
}
}
self._postToOutbox(unfollowJson)
self._redirect_headers(originPathStr,cookie)
self.server.POSTbusy=False
return
postState=self._receiveNewPost(authorized,'newpost')
if postState!=0:
nickname=self.path.split('/users/')[1]
if '/' in nickname:
nickname=nickname.split('/')[0]
self._redirect_headers('/users/'+nickname+'/outbox',cookie)
self.server.POSTbusy=False
return
postState=self._receiveNewPost(authorized,'newunlisted')
if postState!=0:
nickname=self.path.split('/users/')[1]
if '/' in nickname:
nickname=nickname.split('/')[0]
self._redirect_headers('/users/'+self.postToNickname+'/outbox',cookie)
self.server.POSTbusy=False
return
postState=self._receiveNewPost(authorized,'newfollowers')
if postState!=0:
if '/' in nickname:
nickname=nickname.split('/')[0]
self._redirect_headers('/users/'+self.postToNickname+'/outbox',cookie)
self.server.POSTbusy=False
return
postState=self._receiveNewPost(authorized,'newdm')
if postState!=0:
if '/' in nickname:
nickname=nickname.split('/')[0]
self._redirect_headers('/users/'+self.postToNickname+'/outbox',cookie)
self.server.POSTbusy=False
return
postState=self._receiveNewPost(authorized,'newshare')
if postState!=0:
if '/' in nickname:
nickname=nickname.split('/')[0]
self._redirect_headers('/users/'+self.postToNickname+'/shares',cookie)
self.server.POSTbusy=False
return
if self.path.endswith('/outbox') or self.path.endswith('/shares'):
if '/users/' in self.path:
if authorized:
self.outboxAuthenticated=True
pathUsersSection=self.path.split('/users/')[1]
self.postToNickname=pathUsersSection.split('/')[0]
if not self.outboxAuthenticated:
self.send_response(405)
self.end_headers()
self.server.POSTbusy=False
return
# check that the post is to an expected path
if not (self.path.endswith('/outbox') or \
self.path.endswith('/inbox') or \
self.path.endswith('/shares') or \
self.path.endswith('/caps/new') or \
self.path=='/sharedInbox'):
print('Attempt to POST to invalid path '+self.path)
self.send_response(400)
self.end_headers()
self.server.POSTbusy=False
return
# read the message and convert it into a python dictionary
length = int(self.headers['Content-length'])
if self.server.debug:
print('DEBUG: content-length: '+str(length))
if not self.headers['Content-type'].startswith('image/'):
if length>self.server.maxMessageLength:
print('Maximum message length exceeded '+str(length))
self.send_response(400)
self.end_headers()
self.server.POSTbusy=False
return
else:
if length>self.server.maxImageSize:
print('Maximum image size exceeded '+str(length))
self.send_response(400)
self.end_headers()
self.server.POSTbusy=False
return
# receive images to the outbox
if self.headers['Content-type'].startswith('image/') and \
'/users/' in self.path:
if not self.outboxAuthenticated:
if self.server.debug:
print('DEBUG: unathenticated attempt to post image to outbox')
self.send_response(403)
self.end_headers()
self.server.POSTbusy=False
return
pathUsersSection=self.path.split('/users/')[1]
if '/' not in pathUsersSection:
self.send_response(404)
self.end_headers()
self.server.POSTbusy=False
return
self.postFromNickname=pathUsersSection.split('/')[0]
accountsDir=self.server.baseDir+'/accounts/'+self.postFromNickname+'@'+self.server.domain
if not os.path.isdir(accountsDir):
self.send_response(404)
self.end_headers()
self.server.POSTbusy=False
return
mediaBytes=self.rfile.read(length)
mediaFilenameBase=accountsDir+'/upload'
mediaFilename=mediaFilenameBase+'.png'
if self.headers['Content-type'].endswith('jpeg'):
mediaFilename=mediaFilenameBase+'.jpg'
if self.headers['Content-type'].endswith('gif'):
mediaFilename=mediaFilenameBase+'.gif'
with open(mediaFilename, 'wb') as avFile:
avFile.write(mediaBytes)
if self.server.debug:
print('DEBUG: image saved to '+mediaFilename)
self.send_response(201)
self.end_headers()
self.server.POSTbusy=False
return
# refuse to receive non-json content
if self.headers['Content-type'] != 'application/json':
print("POST is not json: "+self.headers['Content-type'])
self.send_response(400)
self.end_headers()
self.server.POSTbusy=False
return
if self.server.debug:
print('DEBUG: Reading message')
messageBytes=self.rfile.read(length)
messageJson=json.loads(messageBytes)
# https://www.w3.org/TR/activitypub/#object-without-create
if self.outboxAuthenticated:
if self._postToOutbox(messageJson):
if messageJson.get('id'):
self.headers['Location']= \
messageJson['id'].replace('/activity','')
self.send_response(201)
self.end_headers()
self.server.POSTbusy=False
return
else:
self.send_response(403)
self.end_headers()
self.server.POSTbusy=False
return
# check the necessary properties are available
if self.server.debug:
print('DEBUG: Check message has params')
if self.path.endswith('/inbox') or \
self.path=='/sharedInbox':
if not inboxMessageHasParams(messageJson):
if self.server.debug:
pprint(messageJson)
print("DEBUG: inbox message doesn't have the required parameters")
self.send_response(403)
self.end_headers()
self.server.POSTbusy=False
return
if not inboxPermittedMessage(self.server.domain, \
messageJson, \
self.server.federationList):
if self.server.debug:
# https://www.youtube.com/watch?v=K3PrSj9XEu4
print('DEBUG: Ah Ah Ah')
self.send_response(403)
self.end_headers()
self.server.POSTbusy=False
return
if self.server.debug:
pprint(messageJson)
if not self.headers.get('signature'):
if 'keyId=' not in self.headers['signature']:
if self.server.debug:
print('DEBUG: POST to inbox has no keyId in header signature parameter')
self.send_response(403)
self.end_headers()
self.server.POSTbusy=False
return
if self.server.debug:
print('DEBUG: POST saving to inbox queue')
if '/users/' in self.path:
pathUsersSection=self.path.split('/users/')[1]
if '/' not in pathUsersSection:
if self.server.debug:
print('DEBUG: This is not a users endpoint')
else:
self.postToNickname=pathUsersSection.split('/')[0]
if self.postToNickname:
queueStatus=self._updateInboxQueue(self.postToNickname,messageJson,False)
if queueStatus==0:
self.send_response(200)
self.end_headers()
self.server.POSTbusy=False
return
if queueStatus==1:
self.send_response(503)
self.end_headers()
self.server.POSTbusy=False
return
self.send_response(403)
self.end_headers()
self.server.POSTbusy=False
return
else:
if self.path == '/sharedInbox' or self.path == '/inbox':
print('DEBUG: POST to shared inbox')
queueStatus=_updateInboxQueue('inbox',messageJson,False)
if queueStatus==0:
self.send_response(200)
self.end_headers()
self.server.POSTbusy=False
return
if queueStatus==1:
self.send_response(503)
self.end_headers()
self.server.POSTbusy=False
return
self.send_response(200)
self.end_headers()
self.server.POSTbusy=False
def runDaemon(clientToServer: bool,baseDir: str,domain: str, \
port=80,httpPrefix='https', \
fedList=[],noreply=False,nolike=False,nopics=False, \
noannounce=False,cw=False,ocapAlways=False, \
useTor=False,maxReplies=64, \
domainMaxPostsPerDay=8640,accountMaxPostsPerDay=8640, \
allowDeletion=False,debug=False) -> None:
if len(domain)==0:
domain='localhost'
if '.' not in domain:
if domain != 'localhost':
print('Invalid domain: ' + domain)
return
serverAddress = ('', port)
httpd = ThreadingHTTPServer(serverAddress, PubServer)
# max POST size of 10M
httpd.maxPostLength=1024*1024*10
httpd.domain=domain
httpd.port=port
httpd.domainFull=domain
if port!=80 and port!=443:
httpd.domainFull=domain+':'+str(port)
httpd.httpPrefix=httpPrefix
httpd.debug=debug
httpd.federationList=fedList.copy()
httpd.baseDir=baseDir
httpd.personCache={}
httpd.cachedWebfingers={}
httpd.useTor=useTor
httpd.session = None
httpd.sessionLastUpdate=0
httpd.lastGET=0
httpd.lastPOST=0
httpd.GETbusy=False
httpd.POSTbusy=False
httpd.receivedMessage=False
httpd.inboxQueue=[]
httpd.sendThreads=[]
httpd.postLog=[]
httpd.maxQueueLength=16
httpd.ocapAlways=ocapAlways
httpd.maxMessageLength=5000
httpd.maxImageSize=10*1024*1024
httpd.allowDeletion=allowDeletion
httpd.lastLoginTime=0
httpd.salts={}
httpd.tokens={}
httpd.tokensLookup={}
httpd.acceptedCaps=["inbox:write","objects:read"]
if noreply:
httpd.acceptedCaps.append('inbox:noreply')
if nolike:
httpd.acceptedCaps.append('inbox:nolike')
if nopics:
httpd.acceptedCaps.append('inbox:nopics')
if noannounce:
httpd.acceptedCaps.append('inbox:noannounce')
if cw:
httpd.acceptedCaps.append('inbox:cw')
if not os.path.isdir(baseDir+'/accounts/inbox@'+domain):
print('Creating shared inbox: inbox@'+domain)
createSharedInbox(baseDir,'inbox',domain,port,httpPrefix)
print('Creating inbox queue')
httpd.thrInboxQueue= \
threadWithTrace(target=runInboxQueue, \
args=(baseDir,httpPrefix,httpd.sendThreads, \
httpd.postLog,httpd.cachedWebfingers, \
httpd.personCache,httpd.inboxQueue, \
domain,port,useTor,httpd.federationList, \
httpd.ocapAlways,maxReplies, \
domainMaxPostsPerDay,accountMaxPostsPerDay, \
allowDeletion,debug,httpd.acceptedCaps),daemon=True)
httpd.thrInboxQueue.start()
if clientToServer:
print('Running ActivityPub client on ' + domain + ' port ' + str(port))
else:
print('Running ActivityPub server on ' + domain + ' port ' + str(port))
httpd.serve_forever()