mastochess/db-setup.py
2020-12-21 10:23:04 +01:00

180 lines
5.6 KiB
Python

#!/usr/bin/env python
# -*- coding: utf-8 -*-
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
# Returns the parameter from the specified file
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 chess parameters...")
print("\n")
chess_db = input("chess db name: ")
chess_db_user = input("chess db user: ")
mastodon_db = input("Mastodon database: ")
mastodon_db_user = input("Mastodon database user: ")
with open(file_path, "w") as text_file:
print("chess_db: {}".format(chess_db), file=text_file)
print("chess_db_user: {}".format(chess_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)
def create_table(db, db_user, table, sql):
conn = None
try:
conn = psycopg2.connect(database = db, user = db_user, password = "", host = "/var/run/postgresql", port = "5432")
cur = conn.cursor()
print("Creating table.. "+table)
# Create the table in PostgreSQL database
cur.execute(sql)
conn.commit()
print("Table "+table+" created!")
print("\n")
except (Exception, psycopg2.DatabaseError) as error:
print(error)
finally:
if conn is not None:
conn.close()
###############################################################################
# main
if __name__ == '__main__':
# Load configuration from config file
config_filepath = "config/db_config.txt"
mastodon_db = get_parameter("mastodon_db", config_filepath)
mastodon_db_user = get_parameter("mastodon_db_user", config_filepath)
chess_db = get_parameter("chess_db", config_filepath)
chess_db_user = get_parameter("chess_db_user", config_filepath)
############################################################
# create database
############################################################
conn = None
try:
conn = psycopg2.connect(dbname='postgres',
user=chess_db_user, host='',
password='')
conn.set_isolation_level(ISOLATION_LEVEL_AUTOCOMMIT)
cur = conn.cursor()
print("Creating database " + chess_db + ". Please wait...")
cur.execute(sql.SQL("CREATE DATABASE {}").format(
sql.Identifier(chess_db))
)
print("Database " + chess_db + " created!")
except (Exception, psycopg2.DatabaseError) as error:
print(error)
finally:
if conn is not None:
conn.close()
############################################################
try:
conn = None
conn = psycopg2.connect(database = chess_db, user = chess_db_user, password = "", host = "/var/run/postgresql", port = "5432")
except (Exception, psycopg2.DatabaseError) as error:
print(error)
# Load configuration from config file
os.remove("config/db_config.txt")
print("Exiting. Run db-setup again with right parameters")
sys.exit(0)
finally:
if conn is not None:
conn.close()
print("\n")
print("chess parameters saved to db-config.txt!")
print("\n")
############################################################
# Create needed tables
############################################################
print("Creating table...")
db = chess_db
db_user = chess_db_user
table = "botreplies"
sql = "create table "+table+" (status_id bigint PRIMARY KEY, query_user varchar(40), status_created_at timestamptz)"
create_table(db, db_user, table, sql)
table = "games"
sql = "create table "+table+" (created_at timestamptz, game_id serial, white_user varchar(40), black_user varchar(40), chess_game varchar(200), "
sql +=" chess_status varchar(12), waiting boolean, updated_at timestamptz, next_move varchar(40), last_move varchar(40), moves int, finished boolean default False, "
sql += "chess_link varchar(100), white_stalemate boolean default False, black_stalemate boolean default False, PRIMARY KEY(game_id))"
create_table(db, db_user, table, sql)
table = "stats"
sql = "create table "+table+" (created_at timestamptz, game_id serial PRIMARY KEY, white_user varchar(40), black_user varchar(40), winner varchar(40), "
sql += "finished boolean default False, updated_at timestamptz, CONSTRAINT fk_game FOREIGN KEY(game_id) REFERENCES games(game_id) ON DELETE CASCADE ON UPDATE CASCADE)"
create_table(db, db_user, table, sql)
table = "players"
sql = "create table "+table+" (player_id bigint PRIMARY KEY, player_name varchar(40), lang varchar(2), elo_rating float)"
create_table(db, db_user, table, sql)
############################################################
print("Done!")
print("Now you can run setup.py!")
print("\n")