Block the servers running the software of your choice from your Mastodon server's peers.
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blocksoft/peers.py

535 lines
14 KiB

import os
import sys
import time
from datetime import datetime
import requests
import urllib3
import json
import psycopg2
from psycopg2 import sql
from psycopg2.extensions import ISOLATION_LEVEL_AUTOCOMMIT
#import ray
import pdb
#ray.init(num_cpus = 32) # Specify this system CPUs.
class Peers:
name = 'Mastodon server peers'
def __init__(self, mastodon_hostname=None, peers_api=None):
self.peers_api = '/api/v1/instance/peers'
self.config_path = "config/config.txt"
self.apis = ['/api/v1/instance?',
'/nodeinfo/2.0?',
'/nodeinfo/2.0.json?',
'/main/nodeinfo/2.0?',
'/api/statusnet/config?',
'/api/nodeinfo/2.0.json?',
'/api/nodeinfo?',
'/wp-json/nodeinfo/2.0?',
'/api/v1/instance/nodeinfo/2.0?',
'/.well-known/x-nodeinfo2?'
]
is_setup = self.__check_setup(self)
if is_setup:
self.mastodon_hostname = self.__get_parameter("mastodon_hostname", self.config_path)
self.blocker_db = self.__get_parameter("blocker_db", self.config_path)
self.blocker_db_user = self.__get_parameter("blocker_db_user", self.config_path)
else:
self.mastodon_hostname, self.blocker_db, self.blocker_db_user = self.__setup(self)
db_setup = self.__check_dbsetup(self)
if not db_setup:
self.__createdb(self)
def get_peers(self):
user_agent = {'User-agent': "fediverse's stats (fediverse@soc.catala.digital)"}
res = requests.get(f'https://{self.mastodon_hostname}{self.peers_api}', headers = user_agent, timeout=3)
peers = res.json()
return peers
def getsoft(self, server):
if server.find(".") == -1:
return
if server.find("@") != -1:
return
if server.find("/") != -1:
return
if server.find(":") != -1:
return
soft = ''
is_nodeinfo = False
url = 'https://' + server
user_agent = {'User-agent': "fediverse's stats (fediverse@soc.catala.digital)"}
try:
response = requests.get(url + '/.well-known/nodeinfo', headers = user_agent, timeout=3)
if response.status_code == 200:
try:
response_json = response.json()
nodeinfo = response_json['links'][0]['href'].replace(f'https://{server}','')
try:
nodeinfo_data = requests.get(url + nodeinfo, headers = user_agent, timeout=3)
if nodeinfo_data.status_code == 200:
nodeinfo_json = nodeinfo_data.json()
is_nodeinfo = True
else:
print(f"Server {server}'s nodeinfo not responding: error code {nodeinfo_data.status_code}")
except:
pass
except:
print(f'Server {server} not responding: error code {response.status_code}')
print('*********************************************************************')
pass
else:
for api in self.apis:
try:
response = requests.get(url + api, headers = user_agent, timeout=3)
if is_json(response.text):
nodeinfo_json = response.json()
if 'software' in nodeinfo_json:
nodeinfo = api
is_nodeinfo = True
break
elif 'title' in nodeinfo_json:
if nodeinfo_json['title'] == 'Zap':
nodeinfo = api
is_nodeinfo = True
soft = 'zap'
break
elif 'version' in nodeinfo_json:
nodeinfo = api
is_nodeinfo = True
break
except:
pass
except requests.exceptions.SSLError as errssl:
pass
except requests.exceptions.HTTPError as errh:
pass
except requests.exceptions.ConnectionError as errc:
pass
except requests.exceptions.ReadTimeout as to_err:
pass
except requests.exceptions.TooManyRedirects as tmr_err:
pass
except urllib3.exceptions.LocationParseError as lp_err:
pass
except requests.exceptions.InvalidURL as iu_err:
pass
except requests.exceptions.ChunkedEncodingError as chunk_err:
print(f'ChunkedEncodingError! {server}')
pass
except ray.exceptions.RaySystemError as ray_sys_error:
print(ray_sys_error)
pass
else:
if is_nodeinfo:
if nodeinfo != '/api/v1/instance?':
if nodeinfo != '/.well-known/x-nodeinfo2?':
try:
soft = nodeinfo_json['software']['name']
soft = soft.lower()
soft_version = nodeinfo_json['software']['version']
users = nodeinfo_json['usage']['users']['total']
alive = True
self.write_api(server, soft, users, alive, nodeinfo, soft_version)
print(f"Server {server} ({soft} {soft_version}) is alive!")
print('*********************************************************************')
return
except:
pass
else:
try:
soft = nodeinfo_json['server']['software']
soft = soft.lower()
soft_version = nodeinfo_json['server']['version']
users = nodeinfo_json['usage']['users']['total']
alive = True
if soft == 'socialhome':
self.write_api(server, soft, users, alive, nodeinfo, soft_version)
print('*********************************************************************')
print(f"Server {serve}r ({soft} {soft_version}) is alive!")
print('*********************************************************************')
return
except:
pass
if soft == '' and nodeinfo == "/api/v1/instance?":
soft = 'mastodon'
try:
users = nodeinfo_json['stats']['user_count']
if users > 1000000:
return
except:
users = 0
try:
soft_version = nodeinfo_json['version']
except:
soft_version = 'unknown'
alive = True
self.write_api(self, server, soft, users, alive, nodeinfo, soft_version)
print('*********************************************************************')
print(f"Server {server} ({soft}) is alive!")
elif soft == 'zap' and nodeinfo == "/api/v1/instance?":
soft = 'zap'
users = nodeinfo_json['stats']['user_count']
soft_version = nodeinfo_json['version']
alive = True
print(server, soft, users, alive, api)
print('*********************************************************************')
print(f"Server {server} ({soft}) is alive!")
else:
print(f'Server {server} is dead')
print('*********************************************************************')
def write_api(self, server, software, users, alive, api, soft_version):
insert_sql = "INSERT INTO blocker(server, updated_at, software, users, alive, users_api, version) VALUES(%s,%s,%s,%s,%s,%s,%s) ON CONFLICT DO NOTHING"
conn = None
try:
conn = psycopg2.connect(database=self.blocker_db, user=self.blocker_db_user, password="", host="/var/run/postgresql", port="5432")
cur = conn.cursor()
print(f'Writing {server} nodeinfo data...')
cur.execute(insert_sql, (server, now, software, users, alive, api, soft_version))
cur.execute(
"UPDATE blocker SET updated_at=(%s), software=(%s), users=(%s), alive=(%s), users_api=(%s), version=(%s) where server=(%s)",
(now, software, users, alive, api, soft_version, server)
)
conn.commit()
cur.close()
except (Exception, psycopg2.DatabaseError) as error:
print(error)
finally:
if conn is not None:
conn.close()
def save_time(self, program, start, finish):
insert_sql = "INSERT INTO execution_time(program, start, finish) VALUES(%s,%s,%s) ON CONFLICT DO NOTHING"
conn = None
try:
conn = psycopg2.connect(database = self.blocker_db, user = self.blocker_db_user, password = "", host = "/var/run/postgresql", port = "5432")
cur = conn.cursor()
cur.execute(insert_sql, (program, start, finish,))
cur.execute("UPDATE execution_time SET start=(%s), finish=(%s) where program=(%s)", (start, finish, program))
conn.commit()
cur.close()
except (Exception, psycopg2.DatabaseError) as error:
print(error)
finally:
if conn is not None:
conn.close()
@staticmethod
def __check_setup(self):
is_setup = False
if not os.path.isfile(self.config_path):
print(f"File {self.config_path} not found, running setup.")
else:
is_setup = True
return is_setup
@staticmethod
def __setup(self):
if not os.path.exists('config'):
os.makedirs('config')
self.mastodon_hostname = input("Mastodon hostname: ")
self.blocker_db = input("Blocker database name: ")
self.blocker_db_user = input("Blocker database user: ")
if not os.path.exists(self.config_path):
with open(self.config_path, 'w'): pass
print(f"{self.config_path} created!")
with open(self.config_path, 'a') as the_file:
print("Writing Blocker parameters to " + self.config_path)
the_file.write(f'mastodon_hostname: {self.mastodon_hostname}\n')
the_file.write(f'blocker_db: {self.blocker_db}\n')
the_file.write(f'blocker_db_user: {self.blocker_db_user}\n')
return (self.mastodon_hostname, self.blocker_db, self.blocker_db_user)
@staticmethod
def __check_dbsetup(self):
dbsetup = False
try:
conn = None
conn = psycopg2.connect(database = self.blocker_db, user = self.blocker_db_user, password = "", host = "/var/run/postgresql", port = "5432")
dbsetup = True
except (Exception, psycopg2.DatabaseError) as error:
print(error)
return dbsetup
@staticmethod
def __createdb(self):
conn = None
try:
conn = psycopg2.connect(dbname='postgres',
user=self.blocker_db_user, host='',
password='')
conn.set_isolation_level(ISOLATION_LEVEL_AUTOCOMMIT)
cur = conn.cursor()
print(f"Creating database {self.blocker_db}. Please wait...")
cur.execute(sql.SQL("CREATE DATABASE {}").format(
sql.Identifier(self.blocker_db))
)
print(f"Database {self.blocker_db} created!\n")
self.__dbtables_schemes(self)
except (Exception, psycopg2.DatabaseError) as error:
print(error)
finally:
if conn is not None:
conn.close()
@staticmethod
def __dbtables_schemes(self):
table = "blocker"
sql = f"""create table {table} (server varchar(200) PRIMARY KEY, users INT, updated_at timestamptz, software varchar(50), alive boolean, users_api varchar(50),
version varchar(100), first_checked_at timestamptz, last_checked_at timestamptz, downs int)"""
self.__create_table(self, table, sql)
table = "execution_time"
sql = "create table "+table+" (program varchar(30) PRIMARY KEY, start timestamptz, finish timestamptz)"
self.__create_table(self, table, sql)
@staticmethod
def __create_table(self, table, sql):
conn = None
try:
conn = psycopg2.connect(database = self.blocker_db, user = self.blocker_db_user, password = "", host = "/var/run/postgresql", port = "5432")
cur = conn.cursor()
print(f"Creating table {table}")
cur.execute(sql)
conn.commit()
print(f"Table {table} created!\n")
except (Exception, psycopg2.DatabaseError) as error:
print(error)
finally:
if conn is not None:
conn.close()
@staticmethod
def __get_parameter(parameter, file_path ):
with open( file_path ) as f:
for line in f:
if line.startswith( parameter ):
return line.replace(parameter + ":", "").strip()
print(f'{file_path} Missing parameter {parameter}')
sys.exit(0)
###############################################################################
# main
if __name__ == '__main__':
obj = Peers()
peers = obj.get_peers()
print(f"{obj.mastodon_hostname}'s peers: {len(peers)}")
now = datetime.now()
start = datetime.now()
program = obj.name
finish = start
obj.save_time(program, start, finish)
for peer in peers:
obj.getsoft(peer)
#results = ray.get([obj.getsoft.remote(server) for server in peers])
finish = datetime.now()
print(f"duration = {finish - start}.\nprocessed servers: {len(peers)}")
obj.save_time(program, start, finish)