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db.py
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import asyncpg, asyncio, json, time, random
class RomanDatabase:
def __init__(self, loop, db_uri):
self.uri = str(db_uri)
self.db = None
loop.run_until_complete(self.initialize())
self.is_modifying = False
def wait_until_not_modifying(self):
while self.is_modifying:
pass
return
async def initialize(self):
while True:
try:
self.db = await asyncpg.create_pool(self.uri, max_size=20, min_size=5)
except asyncpg.exceptions._base.InterfaceError:
await asyncio.sleep(5)
pass
else:
break
while True:
try:
async with self.db.acquire() as conn:
await conn.execute("""
CREATE TABLE IF NOT EXISTS counter(
count BIGINT DEFAULT 0
);
""")
except asyncpg.exceptions._base.InterfaceError:
await asyncio.sleep(5)
pass
else:
break
while True:
try:
async with self.db.acquire() as conn:
x = await conn.fetchrow("SELECT * FROM counter")
if not x:
await conn.execute("INSERT INTO counter VALUES ($1)", 0)
except asyncpg.exceptions._base.InterfaceError:
await asyncio.sleep(5)
pass
else:
break
while True:
try:
async with self.db.acquire() as conn:
x = await conn.execute("""
CREATE TABLE IF NOT EXISTS counter_lb(
user_id BIGINT,
counts BIGINT DEFAULT 0,
recent_counts JSONB NOT NULL DEFAULT '[]'::jsonb
);
""")
except asyncpg.exceptions._base.InterfaceError:
await asyncio.sleep(5)
pass
else:
break
return self.db
async def get_current_number(self) -> int:
while True:
self.wait_until_not_modifying()
try:
async with self.db.acquire() as conn:
x = await conn.fetchrow("SELECT * FROM counter")
except asyncpg.exceptions._base.InterfaceError:
await asyncio.sleep(5)
pass
else:
break
if x is None:
await self.initialize()
return await self.get_current_number()
else:
return x['count']
async def set_number(self, author, msg, num: int):
self.is_modifying = True
while True:
try:
async with self.db.acquire() as conn:
await conn.execute("UPDATE counter SET count = $1", int(num))
except asyncpg.exceptions._base.InterfaceError:
await asyncio.sleep(5)
pass
else:
break
while True:
try:
async with self.db.acquire() as conn:
x = await conn.fetchrow("SELECT * FROM counter_lb WHERE user_id = $1", int(author.id))
if x:
await conn.execute(
"UPDATE counter_lb SET counts = $2, recent_counts = $3 WHERE user_id = $1",
int(author.id),
len(json.loads(x['recent_counts'])) + 1,
json.dumps(json.loads(x['recent_counts']) + [{
'num': int(num),
'message_id': msg.id,
'message_url': msg.jump_url,
'channel_id': msg.channel.id,
'timestamp': msg.created_at.timestamp()
}])
)
else:
await conn.execute(
"INSERT INTO counter_lb VALUES ($1, $2, $3)",
int(author.id),
1,
json.dumps(
[{
'num': int(num),
'message_id': msg.id,
'message_url': msg.jump_url,
'channel_id': msg.channel.id,
'timestamp': msg.created_at.timestamp()
}]
)
)
except asyncpg.exceptions._base.InterfaceError:
await asyncio.sleep(5)
pass
else:
break
self.is_modifying = False
return int(num)
class BinaryDatabase:
def __init__(self, loop, db_uri, db_obj):
self.uri = str(db_uri)
self.db = None
self.is_modifying = False
self.db_obj = db_obj
loop.run_until_complete(self.initialize())
def wait_until_not_modifying(self):
while self.is_modifying:
pass
return
async def initialize(self):
if not self.db_obj: # For making sure it doesnt have too many connections and traffic and to handle TooManyConnectionsError.
while True:
try:
self.db = await asyncpg.create_pool(self.uri)
except asyncpg.exceptions._base.InterfaceError:
await asyncio.sleep(5)
pass
else:
break
else:
self.db = self.db_obj
while True:
try:
async with self.db.acquire() as conn:
await conn.execute("""
CREATE TABLE IF NOT EXISTS binary_counter(
count BIGINT DEFAULT 0
);
""")
except asyncpg.exceptions._base.InterfaceError:
await asyncio.sleep(5)
pass
else:
break
while True:
try:
async with self.db.acquire() as conn:
x = await conn.fetchrow("SELECT * FROM binary_counter")
if not x:
await conn.execute("INSERT INTO binary_counter VALUES ($1)", 0)
except asyncpg.exceptions._base.InterfaceError:
await asyncio.sleep(5)
pass
else:
break
while True:
try:
async with self.db.acquire() as conn:
x = await conn.execute("""
CREATE TABLE IF NOT EXISTS binary_counter_lb(
user_id BIGINT,
counts BIGINT DEFAULT 0,
recent_counts JSONB NOT NULL DEFAULT '[]'::jsonb
);
""")
except asyncpg.exceptions._base.InterfaceError:
await asyncio.sleep(5)
pass
else:
break
return self.db
async def get_current_number(self) -> int:
while True:
self.wait_until_not_modifying()
try:
async with self.db.acquire() as conn:
x = await conn.fetchrow("SELECT * FROM binary_counter")
except asyncpg.exceptions._base.InterfaceError:
await asyncio.sleep(5)
pass
else:
break
if x is None:
await self.initialize()
return await self.get_current_number()
else:
return x['count']
async def set_number(self, author, msg, num: int):
self.is_modifying = True
while True:
try:
async with self.db.acquire() as conn:
await conn.execute("UPDATE binary_counter SET count = $1", int(num))
except asyncpg.exceptions._base.InterfaceError:
await asyncio.sleep(5)
pass
else:
break
while True:
try:
async with self.db.acquire() as conn:
x = await conn.fetchrow("SELECT * FROM binary_counter_lb WHERE user_id = $1", int(author.id))
if x:
await conn.execute(
"UPDATE binary_counter_lb SET counts = $2, recent_counts = $3 WHERE user_id = $1",
int(author.id),
len(json.loads(x['recent_counts'])) + 1,
json.dumps(json.loads(x['recent_counts']) + [{
'num': int(num),
'message_id': msg.id,
'message_url': msg.jump_url,
'channel_id': msg.channel.id,
'timestamp': msg.created_at.timestamp()
}])
)
else:
await conn.execute(
"INSERT INTO binary_counter_lb VALUES ($1, $2, $3)",
int(author.id),
1,
json.dumps(
[{
'num': int(num),
'message_id': msg.id,
'message_url': msg.jump_url,
'channel_id': msg.channel.id,
'timestamp': msg.created_at.timestamp()
}]
)
)
except asyncpg.exceptions._base.InterfaceError:
await asyncio.sleep(5)
pass
else:
break
self.is_modifying = False
return int(num)
class HexadecimalDatabase:
def __init__(self, loop, db_uri, db_obj):
self.uri = str(db_uri)
self.db = None
self.is_modifying = False
self.db_obj = db_obj
loop.run_until_complete(self.initialize())
def wait_until_not_modifying(self):
while self.is_modifying:
pass
return
async def initialize(self):
if not self.db_obj: # For making sure it doesnt have too many connections and traffic and to handle TooManyConnectionsError.
while True:
try:
self.db = await asyncpg.create_pool(self.uri)
except asyncpg.exceptions._base.InterfaceError:
await asyncio.sleep(5)
pass
else:
break
else:
self.db = self.db_obj
while True:
try:
async with self.db.acquire() as conn:
await conn.execute("""
CREATE TABLE IF NOT EXISTS hexadecimal_counter(
count BIGINT DEFAULT 0
);
""")
except asyncpg.exceptions._base.InterfaceError:
await asyncio.sleep(5)
pass
else:
break
while True:
try:
async with self.db.acquire() as conn:
x = await conn.fetchrow("SELECT * FROM hexadecimal_counter")
if not x:
await conn.execute("INSERT INTO hexadecimal_counter VALUES ($1)", 0)
except asyncpg.exceptions._base.InterfaceError:
await asyncio.sleep(5)
pass
else:
break
while True:
try:
async with self.db.acquire() as conn:
x = await conn.execute("""
CREATE TABLE IF NOT EXISTS hexadecimal_counter_lb(
user_id BIGINT,
counts BIGINT DEFAULT 0,
recent_counts JSONB NOT NULL DEFAULT '[]'::jsonb
);
""")
except asyncpg.exceptions._base.InterfaceError:
await asyncio.sleep(5)
pass
else:
break
return self.db
async def get_current_number(self) -> int:
while True:
self.wait_until_not_modifying()
try:
async with self.db.acquire() as conn:
x = await conn.fetchrow("SELECT * FROM hexadecimal_counter")
except asyncpg.exceptions._base.InterfaceError:
await asyncio.sleep(5)
pass
else:
break
if x is None:
await self.initialize()
return await self.get_current_number()
else:
return x['count']
async def set_number(self, author, msg, num: int):
self.is_modifying = True
while True:
try:
async with self.db.acquire() as conn:
await conn.execute("UPDATE hexadecimal_counter SET count = $1", int(num))
except asyncpg.exceptions._base.InterfaceError:
await asyncio.sleep(5)
pass
else:
break
while True:
try:
async with self.db.acquire() as conn:
x = await conn.fetchrow("SELECT * FROM hexadecimal_counter_lb WHERE user_id = $1", int(author.id))
if x:
await conn.execute(
"UPDATE hexadecimal_counter_lb SET counts = $2, recent_counts = $3 WHERE user_id = $1",
int(author.id),
len(json.loads(x['recent_counts'])) + 1,
json.dumps(json.loads(x['recent_counts']) + [{
'num': int(num),
'message_id': msg.id,
'message_url': msg.jump_url,
'channel_id': msg.channel.id,
'timestamp': msg.created_at.timestamp()
}])
)
else:
await conn.execute(
"INSERT INTO hexadecimal_counter_lb VALUES ($1, $2, $3)",
int(author.id),
1,
json.dumps(
[{
'num': int(num),
'message_id': msg.id,
'message_url': msg.jump_url,
'channel_id': msg.channel.id,
'timestamp': msg.created_at.timestamp()
}]
)
)
except asyncpg.exceptions._base.InterfaceError:
await asyncio.sleep(5)
pass
else:
break
self.is_modifying = False
return int(num)
class OctalDatabase:
def __init__(self, loop, db_uri, db_obj = None):
self.uri = str(db_uri)
self.db = None
self.is_modifying = False
self.db_obj = db_obj
loop.run_until_complete(self.initialize())
def wait_until_not_modifying(self):
while self.is_modifying:
pass
return
async def initialize(self):
if not self.db_obj: # For making sure it doesnt have too many connections and traffic and to handle TooManyConnectionsError.
while True:
try:
self.db = await asyncpg.create_pool(self.uri)
except asyncpg.exceptions._base.InterfaceError:
await asyncio.sleep(5)
pass
else:
break
else:
self.db = self.db_obj
while True:
try:
async with self.db.acquire() as conn:
await conn.execute("""
CREATE TABLE IF NOT EXISTS octal_counter(
count BIGINT DEFAULT 0
);
""")
except asyncpg.exceptions._base.InterfaceError:
await asyncio.sleep(5)
pass
else:
break
while True:
try:
async with self.db.acquire() as conn:
x = await conn.fetchrow("SELECT * FROM octal_counter")
if not x:
await conn.execute("INSERT INTO octal_counter VALUES ($1)", 0)
except asyncpg.exceptions._base.InterfaceError:
await asyncio.sleep(5)
pass
else:
break
while True:
try:
async with self.db.acquire() as conn:
x = await conn.execute("""
CREATE TABLE IF NOT EXISTS octal_counter_lb(
user_id BIGINT,
counts BIGINT DEFAULT 0,
recent_counts JSONB NOT NULL DEFAULT '[]'::jsonb
);
""")
except asyncpg.exceptions._base.InterfaceError:
await asyncio.sleep(5)
pass
else:
break
return self.db
async def get_current_number(self) -> int:
while True:
self.wait_until_not_modifying()
try:
async with self.db.acquire() as conn:
x = await conn.fetchrow("SELECT * FROM octal_counter")
except asyncpg.exceptions._base.InterfaceError:
await asyncio.sleep(5)
pass
else:
break
if x is None:
await self.initialize()
return await self.get_current_number()
else:
return x['count']
async def set_number(self, author, msg, num: int):
self.is_modifying = True
while True:
try:
async with self.db.acquire() as conn:
await conn.execute("UPDATE octal_counter SET count = $1", int(num))
except asyncpg.exceptions._base.InterfaceError:
await asyncio.sleep(5)
pass
else:
break
while True:
try:
async with self.db.acquire() as conn:
x = await conn.fetchrow("SELECT * FROM octal_counter_lb WHERE user_id = $1", int(author.id))
if x:
await conn.execute(
"UPDATE octal_counter_lb SET counts = $2, recent_counts = $3 WHERE user_id = $1",
int(author.id),
len(json.loads(x['recent_counts'])) + 1,
json.dumps(json.loads(x['recent_counts']) + [{
'num': int(num),
'message_id': msg.id,
'message_url': msg.jump_url,
'channel_id': msg.channel.id,
'timestamp': msg.created_at.timestamp()
}])
)
else:
await conn.execute(
"INSERT INTO octal_counter_lb VALUES ($1, $2, $3)",
int(author.id),
1,
json.dumps(
[{
'num': int(num),
'message_id': msg.id,
'message_url': msg.jump_url,
'channel_id': msg.channel.id,
'timestamp': msg.created_at.timestamp()
}]
)
)
except asyncpg.exceptions._base.InterfaceError:
await asyncio.sleep(5)
pass
else:
break
self.is_modifying = False
return int(num)
class Database:
def __init__(self, *args, **kwargs):
self.roman = RomanDatabase(*args, **kwargs)
kwargs['db_obj'] = self.roman.db
self.binary = BinaryDatabase(*args, **kwargs)
self.hexadecimal = HexadecimalDatabase(*args, **kwargs)
self.octal = OctalDatabase(*args, **kwargs)
async def latency(self, *, all = False, choice = None):
if all:
d = {}
start = time.perf_counter()
await self.roman.db.fetch("SELECT 1")
end = time.perf_counter()
roman = (end-start) * 1000
d['roman'] = roman
start = time.perf_counter()
await self.binary.db.fetch("SELECT 1")
end = time.perf_counter()
binary = (end-start) * 1000
d['binary'] = binary
start = time.perf_counter()
await self.hexadecimal.db.fetch("SELECT 1")
end = time.perf_counter()
hexadecimal = (end-start) * 1000
d['hexadecimal'] = hexadecimal
start = time.perf_counter()
await self.octal.db.fetch("SELECT 1")
end = time.perf_counter()
octal = (end-start) * 1000
d['octal'] = octal
return d
else:
if choice is None:
choice = random.choice([self.roman, self.binary, self.hexadecimal, self.octal])
else:
if isinstance(choice, str):
choice = getattr(self, choice, random.choice([self.roman, self.binary, self.hexadecimal, self.octal]))
start = time.perf_counter()
await choice.db.fetch("SELECT 1")
end = time.perf_counter()
choice_latency = (end-start) * 1000
return choice_latency