fetchseervers now uses Ray library & getpeers refactor

This commit is contained in:
spla 2022-03-13 18:06:07 +01:00
pare 0ad0003d49
commit 93b3a4334c
S'han modificat 3 arxius amb 241 adicions i 184 eliminacions

Veure arxiu

@ -162,8 +162,8 @@ if __name__ == '__main__':
sql = "create table "+table+" (datetime timestamptz PRIMARY KEY, servers INT, users INT)"
create_table(db, db_user, table, sql)
table = "closed"
sql = "create table "+table+" (server varchar(200) PRIMARY KEY, software varchar(10), closed boolean)"
table = "execution_time"
sql = "create table "+table+" (program varchar(20) PRIMARY KEY, start timestamptz, finish timestamptz)"
create_table(db, db_user, table, sql)
#####################################

Veure arxiu

@ -1,6 +1,3 @@
from multiprocessing import set_start_method
from multiprocessing import get_context
from itertools import product
import time
from datetime import datetime
import os
@ -8,24 +5,35 @@ import json
import sys
import os.path
import psycopg2
import aiohttp
import asyncio
import requests
import urllib3
import socket
import pdb
import ray
client_exceptions = (
aiohttp.ClientResponseError,
aiohttp.ClientConnectionError,
aiohttp.ClientConnectorError,
aiohttp.ClientError,
asyncio.TimeoutError,
socket.gaierror,
)
ray.init(num_cpus = 32) # Specify this system CPUs.
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?'
]
def is_json(myjson):
try:
json_object = json.loads(myjson)
except ValueError as e:
return False
return True
def write_api(server, software, users, alive, api, soft_version):
now = datetime.now()
fediverse_db, fediverse_db_user = get_db_config()
insert_sql = "INSERT INTO fediverse(server, updated_at, software, users, alive, users_api, version) VALUES(%s,%s,%s,%s,%s,%s,%s) ON CONFLICT DO NOTHING"
@ -63,80 +71,139 @@ def write_api(server, software, users, alive, api, soft_version):
conn.close()
async def getsoft(server):
@ray.remote
def getsoft(server):
fediverse_db, fediverse_db_user = get_db_config()
try:
socket.gethostbyname(server)
except socket.gaierror as g_error:
print(f'Server {server} error: {g_error}')
pass
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@mastodont.cat)"}
timeout = aiohttp.ClientTimeout(total=3)
try:
async with aiohttp.ClientSession(timeout=timeout, headers=user_agent) as session:
response = requests.get(url + '/.well-known/nodeinfo', headers = user_agent, timeout=3)
try:
if response.status_code == 200:
async with session.get(url + '/.well-known/nodeinfo') as response:
try:
if response.status == 200:
response_json = response.json()
try:
nodeinfo = response_json['links'][0]['href'].replace(f'https://{server}','')
response_json = await response.json()
try:
nodeinfo = response_json['links'][0]['href'].replace(f'https://{server}','')
nodeinfo_data = requests.get(url + nodeinfo, headers = user_agent, timeout=3)
except:
if nodeinfo_data.status_code == 200:
pass
else:
nodeinfo_json = nodeinfo_data.json()
print(f'Server {server} not responding: {response.status}')
pass
async with session.get(url + nodeinfo) as nodeinfo_response:
if nodeinfo_response.status == 200:
try:
nodeinfo_json = await nodeinfo_response.json()
except:
pass
is_nodeinfo = True
else:
print(f"Server {server}'s nodeinfo not responding: {response.status}")
print(f"Server {server}'s nodeinfo not responding: error code {nodeinfo_data.status_code}")
pass
except:
except aiohttp.ClientConnectorError as cc_err:
pass
pass
except:
except aiohttp.client_exceptions.ClientConnectorSSLError as ccssl_as:
pass
print(f'Server {server} not responding: error code {response.status_code}')
print('*********************************************************************')
pass
else:
if nodeinfo_response.status == 200 and nodeinfo != '/api/v1/instance?':
for api in 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
else:
if is_nodeinfo:
if nodeinfo != '/api/v1/instance?':
if nodeinfo != '/.well-known/x-nodeinfo2?':
@ -152,8 +219,7 @@ async def getsoft(server):
write_api(server, soft, users, alive, nodeinfo, soft_version)
print('*********************************************************************')
print("Server " + server + " (" + soft + " " + soft_version + ") is alive!")
print(f"Server {server} ({soft} {soft_version}) is alive!")
print('*********************************************************************')
return
@ -176,10 +242,10 @@ async def getsoft(server):
if soft == 'socialhome':
write_api(server, soft, users, alive, api, soft_version)
write_api(server, soft, users, alive, nodeinfo, soft_version)
print('*********************************************************************')
print("Server " + server + " (" + soft + " " + soft_version + ") is alive!")
print(f"Server {serve}r ({soft} {soft_version}) is alive!")
print('*********************************************************************')
return
@ -188,49 +254,53 @@ async def getsoft(server):
pass
if nodeinfo_response.status == 200 and soft == '' and nodeinfo == "/api/v1/instance?":
if soft == '' and nodeinfo == "/api/v1/instance?":
soft = 'mastodon'
users = nodeinfo_json['stats']['user_count']
soft_version = nodeinfo_json['version']
if users > 1000000:
return
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
write_api(server, soft, users, alive, api)
write_api(server, soft, users, alive, nodeinfo, soft_version)
print('*********************************************************************')
print("Server " + server + " (" + soft + ") is alive!")
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:
else:
print(f'Server {server} is dead')
def getserver(server, *args):
if len(args) != 0:
server = server[0].rstrip('.').lower()
if server.find(".") == -1:
return
if server.find("@") != -1:
return
if server.find("/") != -1:
return
if server.find(":") != -1:
return
try:
loop = asyncio.get_event_loop()
coroutines = [getsoft(server)]
soft = loop.run_until_complete(asyncio.gather(*coroutines, return_exceptions=True))
except:
pass
print(f'Server {server} is dead')
print('*********************************************************************')
def get_world_servers():
@ -246,7 +316,7 @@ def get_world_servers():
# get world servers list
cur.execute("select server from world where checked='f'")
cur.execute("select server from world")# where checked='f'")
rows = cur.fetchall()
@ -287,11 +357,6 @@ def get_parameter(parameter, file_path):
print(file_path + " Missing parameter %s " % parameter)
sys.exit(0)
def usage():
print('usage: python ' + sys.argv[0] + ' --multi' + ' (multiprocessing, fast)')
print('usage: python ' + sys.argv[0] + ' --mono' + ' (one process, slow)')
def get_config():
# Load configuration from config file
@ -312,50 +377,18 @@ def get_db_config():
if __name__ == '__main__':
# usage modes
## name: fetchservers.py
if len(sys.argv) == 1:
now = datetime.now()
usage()
mastodon_hostname = get_config()
elif len(sys.argv) == 2:
fediverse_db, fediverse_db_user = get_db_config()
if sys.argv[1] == '--multi':
world_servers = get_world_servers()
now = datetime.now()
start = time.time()
start_time = time.time()
results = ray.get([getsoft.remote(server) for server in world_servers])
mastodon_hostname = get_config()
fediverse_db, fediverse_db_user = get_db_config()
world_servers = get_world_servers()
with get_context("spawn").Pool(processes=32) as pool:
res = pool.starmap(getserver, product(world_servers))
pool.close()
pool.join()
print('Done.')
elif sys.argv[1] == '--mono':
now = datetime.now()
start_time = time.time()
mastodon_hostname = get_config()
fediverse_db, fediverse_db_user = get_db_config()
world_servers = get_world_servers()
for server in world_servers:
getserver(server)
print('Done.')
print(f"duration = {time.time() - start}.\nprocessed servers: {len(results)}")

Veure arxiu

@ -6,44 +6,39 @@ import requests
import json
import psycopg2
import ray
import pdb
ray.init(num_cpus = 32) # Specify this system CPUs.
def write_servers(world_servers):
def write_server(server, federated_with):
i = 0
insert_sql = "INSERT INTO world(server, federated_with, updated_at, saved_at) VALUES(%s,%s,%s,%s) ON CONFLICT DO NOTHING"
while i < len(world_servers):
conn = None
insert_sql = "INSERT INTO world(server, federated_with, updated_at, saved_at) VALUES(%s,%s,%s,%s) ON CONFLICT DO NOTHING"
try:
conn = None
conn = psycopg2.connect(database = fediverse_db, user = fediverse_db_user, password = "", host = "/var/run/postgresql", port = "5432")
try:
cur = conn.cursor()
conn = psycopg2.connect(database = fediverse_db, user = fediverse_db_user, password = "", host = "/var/run/postgresql", port = "5432")
cur.execute(insert_sql, (server, federated_with, now, now,))
cur = conn.cursor()
print(f'writing {server} to world database')
cur.execute(insert_sql, (world_servers[i], peer, now, now,))
conn.commit()
print(f'writing to database {str(i)} of {str(len(world_servers))}: {world_servers[i]}')
cur.close()
conn.commit()
except (Exception, psycopg2.DatabaseError) as error:
cur.close()
print(error)
except (Exception, psycopg2.DatabaseError) as error:
finally:
print(error)
if conn is not None:
finally:
if conn is not None:
conn.close()
i += 1
conn.close()
@ray.remote
def get_peers(peer):
@ -64,11 +59,7 @@ def get_peers(peer):
for peer_peer in response_json:
exist_count = world_peers.count(peer_peer)
if exist_count == 0:
world_peers.append(peer_peer)
write_server(peer_peer, peer)
except:
@ -77,6 +68,36 @@ def get_peers(peer):
pass
def save_time(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 = fediverse_db, user = fediverse_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()
def get_parameter( parameter, file_path ):
# Check if secrets file exists
@ -112,27 +133,30 @@ if __name__ == '__main__':
fediverse_db = get_parameter("fediverse_db", db_config_filepath)
fediverse_db_user = get_parameter("fediverse_db_user", db_config_filepath)
world_peers = []
user_agent = {'User-agent': "fediverse's stats (fediverse@mastodont.cat)"}
res = requests.get('https://' + mastodon_hostname + peers_api, headers = user_agent, timeout=3)
hostname_peers = res.json()
start = datetime.now()
program = 'getpeers'
finish = start
save_time(program, start, finish)
for peer in hostname_peers:
exist_count = world_peers.count(peer)
if exist_count == 0:
world_peers.append(peer)
start = time.time()
write_server(peer, mastodon_hostname)
results = ray.get([get_peers.remote(server) for server in hostname_peers])
print(f"duration = {time.time() - start}.\nprocessed servers: {len(results)}")
finish = datetime.now()
print(f"duration = {finish - start}.\nprocessed servers: {len(results)}")
save_time(program, start, finish)
write_servers(world_peers)