fediverse/db-setup.py

174 líneas
5,3 KiB
Python
Original Vista normal Històric

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import getpass
import os
import sys
from mastodon import Mastodon
from mastodon.Mastodon import MastodonMalformedEventError, MastodonNetworkError, MastodonReadTimeout, MastodonAPIError
import psycopg2
from psycopg2 import sql
from psycopg2.extensions import ISOLATION_LEVEL_AUTOCOMMIT
def get_parameter( parameter, file_path ):
# Check if secrets file exists
if not os.path.isfile(file_path):
print("File %s not found, asking."%file_path)
write_parameter( parameter, 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)
def write_parameter( parameter, file_path ):
if not os.path.exists('config'):
os.makedirs('config')
print("Setting up fediverse parameters...")
print("\n")
fediverse_db = input("fediverse db name: ")
fediverse_db_user = input("fediverse db user: ")
mastodon_db = input("Mastodon db name: ")
mastodon_db_user = input("Mastodon db user: ")
with open(file_path, "w") as text_file:
print("fediverse_db: {}".format(fediverse_db), file=text_file)
print("fediverse_db_user: {}".format(fediverse_db_user), file=text_file)
print("mastodon_db: {}".format(mastodon_db), file=text_file)
print("mastodon_db_user: {}".format(mastodon_db_user), file=text_file)
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def create_table(db, db_user, table, sql):
conn = None
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try:
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conn = psycopg2.connect(database = db, user = db_user, password = "", host = "/var/run/postgresql", port = "5432")
cur = conn.cursor()
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print("Creating table.. "+table)
# Create the table in PostgreSQL database
cur.execute(sql)
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conn.commit()
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print("Table "+table+" created!")
print("\n")
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except (Exception, psycopg2.DatabaseError) as error:
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print(error)
finally:
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if conn is not None:
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conn.close()
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###############################################################################
# main
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if __name__ == '__main__':
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# Load 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)
mastodon_db = get_parameter("mastodon_db", config_filepath)
mastodon_db_user = get_parameter("mastodon_db_user", config_filepath)
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############################################################
# create database
############################################################
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conn = None
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try:
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conn = psycopg2.connect(dbname='postgres',
user=fediverse_db_user, host='',
password='')
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conn.set_isolation_level(ISOLATION_LEVEL_AUTOCOMMIT)
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cur = conn.cursor()
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print("Creating database " + fediverse_db + ". Please wait...")
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cur.execute(sql.SQL("CREATE DATABASE {}").format(
sql.Identifier(fediverse_db))
)
print("Database " + fediverse_db + " created!")
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except (Exception, psycopg2.DatabaseError) as error:
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print(error)
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finally:
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if conn is not None:
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conn.close()
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#############################################################################################
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try:
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conn = None
conn = psycopg2.connect(database = fediverse_db, user = fediverse_db_user, password = "", host = "/var/run/postgresql", port = "5432")
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except (Exception, psycopg2.DatabaseError) as error:
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print(error)
# Load configuration from config file
os.remove("db_config.txt")
print("Exiting. Run db-setup again with right parameters")
sys.exit(0)
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if conn is not None:
print("\n")
print("fediverse parameters saved to db-config.txt!")
print("\n")
############################################################
# Create needed tables
############################################################
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print("Creating table...")
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########################################
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db = fediverse_db
db_user = fediverse_db_user
table = "world"
sql = "create table "+table+" (server varchar(200) PRIMARY KEY, federated_with varchar(200), updated_at timestamptz, saved_at timestamptz, checked boolean)"
create_table(db, db_user, table, sql)
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table = "fediverse"
sql = "create table "+table+" (server varchar(200) PRIMARY KEY, users INT, updated_at timestamptz, software varchar(50), version varchar(100), first_checked_at timestamptz, last_checked_at timestamptz, downs int)"
create_table(db, db_user, table, sql)
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table = "totals"
sql = "create table "+table+" (datetime timestamptz PRIMARY KEY, total_servers INT, total_users INT)"
create_table(db, db_user, table, sql)
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table = "evo"
sql = "create table "+table+" (datetime timestamptz PRIMARY KEY, servers INT, users INT)"
create_table(db, db_user, table, sql)
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table = "closed"
sql = "create table "+table+" (server varchar(200) PRIMARY KEY, software varchar(10), closed boolean)"
create_table(db, db_user, table, sql)
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#####################################
print("Done!")
print("Now you can run setup.py!")
print("\n")