blocksoft/blocksoft.py

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2022-08-21 20:00:02 +02:00
import os
import sys
from mastodon import Mastodon
from mastodon.Mastodon import MastodonNotFoundError, MastodonNetworkError, MastodonReadTimeout, MastodonAPIError, MastodonUnauthorizedError, MastodonIllegalArgumentError
import psycopg2
from psycopg2 import sql
from psycopg2.extensions import ISOLATION_LEVEL_AUTOCOMMIT
import getpass
import fileinput,re
import requests
class DomainBlocks():
name = 'Domain blocks for Mastodon'
def __init__(self, mastodon_hostname=None, domain_block_api=None, session=None):
self.domain_blocks_api = '/api/v1/admin/domain_blocks'
self.config_file = "config/config.txt"
self.secrets_file = "secrets/secrets.txt"
is_setup = self.__check_setup(self.secrets_file)
if is_setup:
self.__uc_client_id = self.__get_parameter("uc_client_id", self.secrets_file)
self.__uc_client_secret = self.__get_parameter("uc_client_secret", self.secrets_file)
self.__uc_access_token = self.__get_parameter("uc_access_token", self.secrets_file)
self.blocker_db, self.blocker_db_user = self.db_config()
self.mastodon, self.mastodon_hostname, self.headers = self.log_in()
else:
while(True):
logged_in, self.mastodon, self.mastodon_hostname = self.setup()
if not logged_in:
print("\nLog in failed! Try again.\n")
else:
break
db_setup = self.__check_dbsetup(self)
if not db_setup:
self.__createdb(self)
if session:
self.session = session
else:
self.session = requests.Session()
def get_servers(self, software):
servers_list = []
try:
conn = None
conn = psycopg2.connect(database = self.blocker_db, user = self.blocker_db_user, password = "", host = "/var/run/postgresql", port = "5432")
cur = conn.cursor()
cur.execute("select server from blocker where software=(%s)", (software,))
rows = cur.fetchall()
for row in rows:
servers_list.append(row[0])
cur.close()
except (Exception, psycopg2.DatabaseError) as error:
sys.exit(error)
finally:
if conn is not None:
conn.close()
return (servers_list)
def log_in(self):
uc_client_id = self.__get_parameter("uc_client_id", self.secrets_file)
uc_client_secret = self.__get_parameter("uc_client_secret", self.secrets_file)
uc_access_token = self.__get_parameter("uc_access_token", self.secrets_file)
self.mastodon_hostname = self.__get_parameter("mastodon_hostname", self.config_file)
mastodon = Mastodon(
client_id = uc_client_id,
client_secret = uc_client_secret,
access_token = uc_access_token,
api_base_url = 'https://' + self.mastodon_hostname,
)
headers={ 'Authorization': 'Bearer %s'%uc_access_token }
return (mastodon, self.mastodon_hostname, headers)
def domain_blocks_create(self, server):
data = {
'domain': server,
'severity': 'suspend',
'reject_media': 'true',
'reject_reports': 'true',
'obfuscate': 'true',
}
endpoint = f'https://{self.mastodon_hostname}/{self.domain_blocks_api}'
response = self.__api_request('POST', endpoint, data)
if response.ok:
print(f"Done, {server} is now suspended")
else:
pass
@staticmethod
def __check_setup(file_path):
is_setup = False
if not os.path.isfile(file_path):
print(f"File {file_path} not found, running setup.")
return
else:
is_setup = True
return is_setup
def setup(self):
logged_in = False
try:
self.mastodon_hostname = input("Enter Mastodon hostname (or 'q' to exit): ")
if self.mastodon_hostname == 'q':
sys.exit("Bye")
user_name = input("Bot user name, ex. john? ")
user_password = getpass.getpass("Bot password? ")
app_name = input("Bot App name? ")
self.blocker_db = input("Blocker's database name: ")
self.blocker_db_user = input("blocker's database user: ")
client_id, client_secret = Mastodon.create_app(
app_name,
scopes = ["read", "write", "admin:read", "admin:write"],
to_file="app_clientcred.txt",
api_base_url=self.mastodon_hostname
)
mastodon = Mastodon(client_id = "app_clientcred.txt", api_base_url = self.mastodon_hostname)
mastodon.log_in(
user_name,
user_password,
scopes = ["read", "write", "admin:read", "admin:write"],
to_file = "app_usercred.txt"
)
if os.path.isfile("app_usercred.txt"):
print(f"Log in succesful!")
logged_in = True
if not os.path.exists('secrets'):
os.makedirs('secrets')
if not os.path.exists(self.secrets_file):
with open(self.secrets_file, 'w'): pass
print(f"{self.secrets_file} created!")
with open(self.secrets_file, 'a') as the_file:
print(f"Writing secrets parameter names to {self.secrets_file}")
the_file.write('uc_client_id: \n'+'uc_client_secret: \n'+'uc_access_token: \n')
client_path = 'app_clientcred.txt'
with open(client_path) as fp:
line = fp.readline()
cnt = 1
while line:
if cnt == 1:
print(f"Writing client id to {self.secrets_file}")
self.__modify_file(self, self.secrets_file, "uc_client_id: ", value=line.rstrip())
elif cnt == 2:
print(f"Writing client secret to {self.secrets_file}")
self.__modify_file(self, self.secrets_file, "uc_client_secret: ", value=line.rstrip())
line = fp.readline()
cnt += 1
token_path = 'app_usercred.txt'
with open(token_path) as fp:
line = fp.readline()
print(f"Writing access token to {self.secrets_file}")
self.__modify_file(self, self.secrets_file, "uc_access_token: ", value=line.rstrip())
if os.path.exists("app_clientcred.txt"):
print("Removing app_clientcred.txt temp file..")
os.remove("app_clientcred.txt")
if os.path.exists("app_usercred.txt"):
print("Removing app_usercred.txt temp file..")
os.remove("app_usercred.txt")
self.__create_config(self)
self.__write_config(self)
print("Secrets setup done!\n")
with open(self.config_file, 'a') as the_file:
print(f"Writing Mastodon hostname parameter to {self.config_file}")
the_file.write(f'blocker_db: {self.blocker_db}\n')
the_file.write(f'blocker_db_user: {self.blocker_db_user}\n')
print("Blocker setup done!\n")
except MastodonIllegalArgumentError as i_error:
sys.stdout.write(f'\n{str(i_error)}\n')
except MastodonNetworkError as n_error:
sys.stdout.write(f'\n{str(n_error)}\n')
except MastodonReadTimeout as r_error:
sys.stdout.write(f'\n{str(r_error)}\n')
except MastodonAPIError as a_error:
sys.stdout.write(f'\n{str(a_error)}\n')
return (logged_in, mastodon, self.mastodon_hostname)
def __api_request(self, method, endpoint, data={}):
response = None
try:
kwargs = dict(data=data)
response = self.session.request(method, url = endpoint, headers = self.headers, **kwargs)
except Exception as e:
raise MastodonNetworkError(f"Could not complete request: {e}")
if response is None:
raise MastodonIllegalArgumentError("Illegal request.")
if not response.ok:
try:
if isinstance(response, dict) and 'error' in response:
error_msg = response['error']
elif isinstance(response, str):
error_msg = response
else:
error_msg = None
except ValueError:
error_msg = None
if response.status_code == 404:
ex_type = MastodonNotFoundError
if not error_msg:
error_msg = 'Endpoint not found.'
# this is for compatibility with older versions
# which raised MastodonAPIError('Endpoint not found.')
# on any 404
elif response.status_code == 401:
ex_type = MastodonUnauthorizedError
elif response.status_code == 422:
return response
elif response.status_code == 500:
ex_type = MastodonInternalServerError
elif response.status_code == 502:
ex_type = MastodonBadGatewayError
elif response.status_code == 503:
ex_type = MastodonServiceUnavailableError
elif response.status_code == 504:
ex_type = MastodonGatewayTimeoutError
elif response.status_code >= 500 and \
response.status_code <= 511:
ex_type = MastodonServerError
else:
ex_type = MastodonAPIError
raise ex_type(
'Mastodon API returned error',
response.status_code,
response.reason,
error_msg)
else:
return response
def db_config(self):
self.blocker_db = self.__get_parameter("blocker_db", self.config_file)
self.blocker_db_user = self.__get_parameter("blocker_db_user", self.config_file)
return (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 = "create table "+table+" (server varchar(200), 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), 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()
def __get_parameter(self, parameter, config_file):
if not os.path.isfile(config_file):
print(f"File {config_file} not found, exiting.")
sys.exit(0)
with open( config_file ) as f:
for line in f:
if line.startswith( parameter ):
return line.replace(parameter + ":", "").strip()
print(f"{config_file} Missing parameter {parameter}")
sys.exit(0)
@staticmethod
def __modify_file(self, file_name, pattern,value=""):
fh=fileinput.input(file_name,inplace=True)
for line in fh:
replacement=pattern + value
line=re.sub(pattern,replacement,line)
sys.stdout.write(line)
fh.close()
@staticmethod
def __create_config(self):
if not os.path.exists('config'):
os.makedirs('config')
if not os.path.exists(self.config_file):
print(self.config_file + " created!")
with open('config/config.txt', 'w'): pass
@staticmethod
def __write_config(self):
with open(self.config_file, 'a') as the_file:
the_file.write(f'mastodon_hostname: {self.mastodon_hostname}\n')
print(f"adding parameter 'mastodon_hostname' to {self.config_file}\n")
###############################################################################
# main
if __name__ == '__main__':
blocker = DomainBlocks()
soft_list = 'software.txt'
soft_file = open(soft_list, 'r')
Lines = soft_file.readlines()
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for software in Lines:
software = software.replace('\n', '')
print(f'checking software {software}...')
servers_list = blocker.get_servers(software)
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for server in servers_list:
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blocker.domain_blocks_create(server)
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