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fediverse/fediverse.py

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22 KiB
Python
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import sys
import os
import time
from datetime import datetime
import urllib3
import requests
import socket
from mastodon import Mastodon
import psycopg2
import matplotlib.pyplot as plt
import ray
ray.init(num_cpus = 32) # Specify this system CPUs.
class Server:
name = 'Server'
def __init_(self, server, software, users, alive, api, soft_version, now):
self.server = server
self.software = software
self.users = users
self.alive = alive
self.api = api
self.version = self.soft_version
self.now = now
@ray.remote
def get_alive_servers(server):
users = 0
downs = 0
fediverse_db, fediverse_db_user = db_config()
try:
conn = None
conn = psycopg2.connect(database=fediverse_db, user=fediverse_db_user, password="", host="/var/run/postgresql", port="5432")
cur = conn.cursor()
cur.execute("select alive, software, users_api, version, first_checked_at, downs from fediverse where server=(%s)", (server,))
row = cur.fetchone()
if row is not None:
was_alive = row[0]
software = row[1]
api = row[2]
soft_version = row[3]
first_checked_at = row[4]
downs_qty = row[5]
cur.close()
except (Exception, psycopg2.DatabaseError) as error:
print(error)
finally:
if conn is not None:
conn.close()
alive = False
try:
user_agent = {'User-agent': 'Mozilla/5.0'}
data = requests.get('https://' + server + api, headers = user_agent, timeout=3)
try:
users = data.json()['usage']['users']['total']
if users == 0:
users = data.json()['usage']['users']['activeHalfyear']
if software == 'socialhome':
soft_version = data.json()['server']['version']
else:
soft_version = data.json()['software']['version']
if software == "wordpress" and "activitypub" in data.json()['protocols']:
alive = True
elif software == "wordpress" and "activitypub" not in data.json()['protocols']:
alive = False
else:
alive = True
except:
soft_version = ""
else:
if api == '/api/v1/instance?':
try:
users = data.json()['stats']['user_count']
soft_version = data.json()['version']
alive = True
except:
soft_version = ""
if alive:
if downs_qty != None:
downs = downs_qty
if soft_version != "" and soft_version is not None:
print(f'\n** Server {server} ({software} {soft_version}) is alive! **')
else:
print(f'\n** Server {server} ({software}) is alive! **')
write_alive_server(server, software, soft_version, alive, api, users, downs, first_checked_at)
except urllib3.exceptions.ProtocolError as protoerr:
print_dead(server)
pass
except requests.exceptions.ChunkedEncodingError as chunkerr:
print_dead(server)
pass
except KeyError as e:
print_dead(server)
pass
except ValueError as verr:
print_dead(server)
pass
except requests.exceptions.SSLError as errssl:
print_dead(server)
pass
except requests.exceptions.HTTPError as errh:
print_dead(server)
pass
except requests.exceptions.ConnectionError as errc:
print_dead(server)
pass
except requests.exceptions.Timeout as errt:
print_dead(server)
pass
except requests.exceptions.RequestException as err:
print_dead(server)
pass
except socket.gaierror as gai_error:
print_dead(server)
pass
if not alive:
if downs_qty != None:
downs = downs_qty + 1
else:
downs = 1
write_not_alive_server(server, software, soft_version, alive, api, users, downs, first_checked_at)
return (server, software, soft_version, alive, api, users, downs, first_checked_at)
def write_alive_server(server, software, soft_version, alive, api, users, downs, first_checked_at):
insert_sql = "INSERT INTO fediverse(server, users, updated_at, software, alive, users_api, version, first_checked_at, last_checked_at, downs) VALUES(%s,%s,%s,%s,%s,%s,%s,%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, (server, users, now, software, alive, api, soft_version, now, now, downs))
if first_checked_at != None:
cur.execute("UPDATE fediverse SET users=(%s), updated_at=(%s), software=(%s), alive=(%s), users_api=(%s), version=(%s), last_checked_at=(%s), downs=(%s) where server=(%s)", (users, now, software, alive, api, soft_version, now, downs, server))
else:
cur.execute("UPDATE fediverse SET users=(%s), updated_at=(%s), software=(%s), alive=(%s), users_api=(%s), version=(%s), first_checked_at=(%s), last_checked_at=(%s), downs=(%s) where server=(%s)", (users, now, software, alive, api, soft_version, now, now, downs, server))
cur.execute("UPDATE world SET checked='t' where server=(%s)", (server,))
conn.commit()
cur.close()
except (Exception, psycopg2.DatabaseError) as error:
print(error)
finally:
if conn is not None:
conn.close()
def write_not_alive_server(server, software, soft_version, alive, api, users, downs, first_checked_at):
conn = None
try:
conn = psycopg2.connect(database=fediverse_db, user=fediverse_db_user, password="", host="/var/run/postgresql", port="5432")
cur = conn.cursor()
if first_checked_at != None:
cur.execute("UPDATE fediverse SET updated_at=(%s), alive=(%s), downs=(%s) where server=(%s)", (now, alive, downs, server))
else:
cur.execute("UPDATE fediverse SET updated_at=(%s), alive=(%s), first_checked_at=(%s), downs=(%s) where server=(%s)", (now, alive, now, downs, server))
cur.execute("UPDATE world SET checked='t' where server=(%s)", (server,))
conn.commit()
cur.close()
except (Exception, psycopg2.DatabaseError) as error:
print(error)
finally:
if conn is not None:
conn.close()
def delete_dead_servers():
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("select server from fediverse where downs > '14' and not alive and now() - first_checked_at > interval '7 days'")
rows = cur.fetchall()
for row in rows:
print(f'Deleting server {row[0]}...')
cur.execute("delete from fediverse where server=(%s)", (row[0],))
conn.commit()
cur.close()
except (Exception, psycopg2.DatabaseError) as error:
print(error)
finally:
if conn is not None:
conn.close()
def get_last_checked_servers():
############################################################################
# get last checked servers from fediverse DB
alive_servers = []
try:
conn = None
conn = psycopg2.connect(database=fediverse_db, user=fediverse_db_user, password="", host="/var/run/postgresql", port="5432")
cur = conn.cursor()
# get world servers list
cur.execute("select server from world where server in (select server from fediverse where users_api != '')")
alive_servers = []
for row in cur:
alive_servers.append(row[0])
cur.close()
except (Exception, psycopg2.DatabaseError) as error:
print(error)
finally:
if conn is not None:
conn.close()
return alive_servers
def print_dead(server):
print(f'\nServer {server} is dead :-(')
def set_world_servers_check_to_false():
############################################################################
# set all world servers's checked column to False
try:
conn = None
conn = psycopg2.connect(database=fediverse_db, user=fediverse_db_user, password="", host="/var/run/postgresql", port="5432")
cur = conn.cursor()
cur.execute("UPDATE world SET checked='f'")
conn.commit()
cur.close()
except (Exception, psycopg2.DatabaseError) as error:
print(error)
finally:
if conn is not None:
conn.close()
def set_world_servers_check_to_false():
############################################################################
# set all world servers's checked column to False
try:
conn = None
conn = psycopg2.connect(database=fediverse_db, user=fediverse_db_user, password="", host="/var/run/postgresql", port="5432")
cur = conn.cursor()
cur.execute("UPDATE world SET checked='f'")
conn.commit()
cur.close()
except (Exception, psycopg2.DatabaseError) as error:
print(error)
finally:
if conn is not None:
conn.close()
def mastodon():
# Load secrets from secrets file
secrets_filepath = "secrets/secrets.txt"
uc_client_id = get_parameter("uc_client_id", secrets_filepath)
uc_client_secret = get_parameter("uc_client_secret", secrets_filepath)
uc_access_token = get_parameter("uc_access_token", secrets_filepath)
# Load configuration from config file
config_filepath = "config/config.txt"
mastodon_hostname = get_parameter("mastodon_hostname", config_filepath)
# Initialise Mastodon API
mastodon = Mastodon(
client_id=uc_client_id,
client_secret=uc_client_secret,
access_token=uc_access_token,
api_base_url='https://' + mastodon_hostname,
)
# Initialise access headers
headers = {'Authorization': 'Bearer %s'%uc_access_token}
return (mastodon, mastodon_hostname)
def db_config():
# Load db configuration from config file
config_filepath = "config/db_config.txt"
fediverse_db = get_parameter("fediverse_db", config_filepath)
fediverse_db_user = get_parameter("fediverse_db_user", config_filepath)
return (fediverse_db, fediverse_db_user)
def usage():
print('usage: python ' + sys.argv[0] + ' --multi' + ' (multiprocessing, fast)')
print('usage: python ' + sys.argv[0] + ' --mono' + ' (one process, slow)')
def get_parameter(parameter, file_path):
# Check if secrets file exists
if not os.path.isfile(file_path):
print("File %s not found, exiting."%file_path)
sys.exit(0)
# Find parameter in file
with open(file_path) as f:
for line in f:
if line.startswith(parameter):
return line.replace(parameter + ":", "").strip()
# Cannot find parameter, exit
print(file_path + " Missing parameter %s "%parameter)
sys.exit(0)
if __name__ == '__main__':
# usage modes
if len(sys.argv) == 1:
usage()
elif len(sys.argv) == 2:
if sys.argv[1] == '--multi':
now = datetime.now()
mastodon, mastodon_hostname = mastodon()
fediverse_db, fediverse_db_user = db_config()
total_servers = 0
total_users = 0
set_world_servers_check_to_false()
alive_servers = get_last_checked_servers()
getservers = Server()
getservers.now = datetime.now()
start = time.time()
results = ray.get([getservers.get_alive_servers.remote(server) for server in alive_servers])
print(f"duration = {time.time() - start}.\nprocessed servers: {len(results)}")
###########################################################################
# get current total servers and users, get users from every software
now = datetime.now()
gettotals_sql = "select count(server), sum(users) from fediverse where alive"
get_soft_totals_sql = "select software, sum(users) as users, count(server) as servers from fediverse where users != 0 and alive group by software order by users desc"
soft_total_project = []
soft_total_users = []
soft_total_servers = []
try:
conn = None
conn = psycopg2.connect(database=fediverse_db, user=fediverse_db_user, password="", host="/var/run/postgresql", port="5432")
cur = conn.cursor()
cur.execute(gettotals_sql)
row = cur.fetchone()
total_servers = row[0]
total_users = row[1]
cur.execute(get_soft_totals_sql)
rows = cur.fetchall()
for row in rows:
soft_total_project.append(row[0])
soft_total_users.append(row[1])
soft_total_servers.append(row[2])
cur.close()
except (Exception, psycopg2.DatabaseError) as error:
print(error)
finally:
if conn is not None:
conn.close()
###########################################################################
# get last check values and write current total ones
select_sql = "select total_servers, total_users from totals order by datetime desc limit 1"
insert_sql = "INSERT INTO totals(datetime, total_servers, total_users) VALUES(%s,%s,%s)"
try:
conn = None
conn = psycopg2.connect(database=fediverse_db, user=fediverse_db_user, password="", host="/var/run/postgresql", port="5432")
cur = conn.cursor()
cur.execute(select_sql)
row = cur.fetchone()
if row is not None:
servers_before = row[0]
users_before = row[1]
else:
servers_before = 0
users_before = 0
cur.execute(insert_sql, (now, total_servers, total_users))
conn.commit()
cur.close()
evo_servers = total_servers - servers_before
evo_users = total_users - users_before
except (Exception, psycopg2.DatabaseError) as error:
print(error)
finally:
if conn is not None:
conn.close()
################################################################################
# write evo values
insert_sql = "INSERT INTO evo(datetime, servers, users) VALUES(%s,%s,%s)"
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, (now, evo_servers, evo_users))
conn.commit()
cur.close()
except (Exception, psycopg2.DatabaseError) as error:
print(error)
finally:
if conn is not None:
conn.close()
##############################################################################
# get world's last update datetime
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("select updated_at from world order by updated_at desc limit 1")
row = cur.fetchone()
last_update = row[0]
last_update = last_update.strftime('%m/%d/%Y, %H:%M:%S')
cur.close()
except (Exception, psycopg2.DatabaseError) as error:
print(error)
finally:
if conn is not None:
conn.close()
##############################################################################
# get max servers and users
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("select MAX(total_servers) from totals")
row = cur.fetchone()
if row is not None:
max_servers = row[0]
else:
max_servers = 0
cur.execute("select MAX(total_users) from totals")
row = cur.fetchone()
if row is not None:
max_users = row[0]
else:
max_users = 0
cur.close()
except (Exception, psycopg2.DatabaseError) as error:
print(error)
finally:
if conn is not None:
conn.close()
###############################################################################
# get plots
servers_plots = []
users_plots = []
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("select total_servers, total_users from totals order by datetime desc limit 14")
rows = cur.fetchall()
for row in rows:
servers_plots.append(row[0])
users_plots.append(row[1])
cur.close()
except (Exception, psycopg2.DatabaseError) as error:
print(error)
finally:
if conn is not None:
conn.close()
###############################################################################
# generate graphs
plt.plot([-6, -5, -4, -3, -2, -1, 0], [servers_plots[6], servers_plots[5], servers_plots[4], servers_plots[3], servers_plots[2], servers_plots[1], servers_plots[0]], marker='o', color='mediumseagreen')
plt.plot([-6, -5, -4, -3, -2, -1, 0], [max_servers, max_servers, max_servers, max_servers, max_servers, max_servers, max_servers], color='red')
plt.title('fediverse: total alive servers (max: ' + str(f"{max_servers:,}" + ')'), loc='right', color='blue')
plt.xlabel('Last seven days')
plt.ylabel('fediverse alive servers')
plt.legend(('servers', 'max'), shadow=True, loc=(0.01, 1.00), handlelength=1.5, fontsize=10)
plt.savefig('servers.png')
plt.close()
plt.plot([-6, -5, -4, -3, -2, -1, 0], [users_plots[6], users_plots[5], users_plots[4], users_plots[3], users_plots[2], users_plots[1], users_plots[0]], marker='o', color='royalblue')
plt.plot([-6, -5, -4, -3, -2, -1, 0], [max_users, max_users, max_users, max_users, max_users, max_users, max_users], color='red')
plt.title('fediverse: total registered users (max: ' + str(f"{max_users:,}" + ')'), loc='right', color='royalblue')
plt.legend(('users', 'max'), shadow=True, loc=(0.01, 0.80), handlelength=1.5, fontsize=10)
plt.xlabel('Last seven days')
plt.ylabel('Registered users')
plt.savefig('users.png')
plt.close()
###############################################################################
# T O O T !
toot_text = "#fediverse alive servers stats" + " \n"
toot_text += "\n"
if evo_servers >= 0:
toot_text += "alive servers: " + str(f"{total_servers:,}") + " (+"+ str(f"{evo_servers:,}") + ") \n"
toot_text += "max: " + str(f"{max_servers:,}") + "\n"
elif evo_servers < 0:
toot_text += "alive servers: " + str(f"{total_servers:,}") + " ("+ str(f"{evo_servers:,}") + ") \n"
toot_text += "max: " + str(f"{max_servers:,}") + "\n"
if evo_users >= 0:
toot_text += "total users: " + str(f"{total_users:,}") + " (+"+ str(f"{evo_users:,}") + ") \n"
toot_text += "max: " + str(f"{max_users:,}") + "\n"
elif evo_users < 0:
toot_text += "total users: " + str(f"{total_users:,}") + " ("+ str(f"{evo_users:,}") + ") \n"
toot_text += "max: " + str(f"{max_users:,}") + "\n"
toot_text += "\ntop ten (soft users servers):\n\n"
i = 0
while i < 10:
project_soft = soft_total_project[i]
project_users = soft_total_users[i]
project_servers = soft_total_servers[i]
len_pr_soft = len(project_soft)
toot_text += f":{project_soft}: {project_users:,} {project_servers:,}\n"
i += 1
print("Tooting...")
print(toot_text)
servers_image_id = mastodon.media_post('servers.png', "image/png", description='servers graph').id
users_image_id = mastodon.media_post('users.png', "image/png", description='users graph').id
mastodon.status_post(toot_text, in_reply_to_id=None, media_ids={servers_image_id, users_image_id})
delete_dead_servers()
else:
usage()
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