lnbits-legend/lnbits/core/migrations.py
2023-01-18 17:38:51 +02:00

290 lines
8.5 KiB
Python

import datetime
from loguru import logger
from sqlalchemy.exc import OperationalError
from lnbits import bolt11
async def m000_create_migrations_table(db):
await db.execute(
"""
CREATE TABLE IF NOT EXISTS dbversions (
db TEXT PRIMARY KEY,
version INT NOT NULL
)
"""
)
async def m001_initial(db):
"""
Initial LNbits tables.
"""
await db.execute(
"""
CREATE TABLE IF NOT EXISTS accounts (
id TEXT PRIMARY KEY,
email TEXT,
pass TEXT
);
"""
)
await db.execute(
"""
CREATE TABLE IF NOT EXISTS extensions (
"user" TEXT NOT NULL,
extension TEXT NOT NULL,
active BOOLEAN DEFAULT false,
UNIQUE ("user", extension)
);
"""
)
await db.execute(
"""
CREATE TABLE IF NOT EXISTS wallets (
id TEXT PRIMARY KEY,
name TEXT NOT NULL,
"user" TEXT NOT NULL,
adminkey TEXT NOT NULL,
inkey TEXT
);
"""
)
await db.execute(
f"""
CREATE TABLE IF NOT EXISTS apipayments (
payhash TEXT NOT NULL,
amount {db.big_int} NOT NULL,
fee INTEGER NOT NULL DEFAULT 0,
wallet TEXT NOT NULL,
pending BOOLEAN NOT NULL,
memo TEXT,
time TIMESTAMP NOT NULL DEFAULT {db.timestamp_now},
UNIQUE (wallet, payhash)
);
"""
)
await db.execute(
"""
CREATE VIEW balances AS
SELECT wallet, COALESCE(SUM(s), 0) AS balance FROM (
SELECT wallet, SUM(amount) AS s -- incoming
FROM apipayments
WHERE amount > 0 AND pending = false -- don't sum pending
GROUP BY wallet
UNION ALL
SELECT wallet, SUM(amount + fee) AS s -- outgoing, sum fees
FROM apipayments
WHERE amount < 0 -- do sum pending
GROUP BY wallet
)x
GROUP BY wallet;
"""
)
async def m002_add_fields_to_apipayments(db):
"""
Adding fields to apipayments for better accounting,
and renaming payhash to checking_id since that is what it really is.
"""
try:
await db.execute("ALTER TABLE apipayments RENAME COLUMN payhash TO checking_id")
await db.execute("ALTER TABLE apipayments ADD COLUMN hash TEXT")
await db.execute("CREATE INDEX by_hash ON apipayments (hash)")
await db.execute("ALTER TABLE apipayments ADD COLUMN preimage TEXT")
await db.execute("ALTER TABLE apipayments ADD COLUMN bolt11 TEXT")
await db.execute("ALTER TABLE apipayments ADD COLUMN extra TEXT")
import json
rows = await (await db.execute("SELECT * FROM apipayments")).fetchall()
for row in rows:
if not row["memo"] or not row["memo"].startswith("#"):
continue
for ext in ["withdraw", "events", "lnticket", "paywall", "tpos"]:
prefix = "#" + ext + " "
if row["memo"].startswith(prefix):
new = row["memo"][len(prefix) :]
await db.execute(
"""
UPDATE apipayments SET extra = ?, memo = ?
WHERE checking_id = ? AND memo = ?
""",
(
json.dumps({"tag": ext}),
new,
row["checking_id"],
row["memo"],
),
)
break
except OperationalError:
# this is necessary now because it may be the case that this migration will
# run twice in some environments.
# catching errors like this won't be necessary in anymore now that we
# keep track of db versions so no migration ever runs twice.
pass
async def m003_add_invoice_webhook(db):
"""
Special column for webhook endpoints that can be assigned
to each different invoice.
"""
await db.execute("ALTER TABLE apipayments ADD COLUMN webhook TEXT")
await db.execute("ALTER TABLE apipayments ADD COLUMN webhook_status TEXT")
async def m004_ensure_fees_are_always_negative(db):
"""
Use abs() so wallet backends don't have to care about the sign of the fees.
"""
await db.execute("DROP VIEW balances")
await db.execute(
"""
CREATE VIEW balances AS
SELECT wallet, COALESCE(SUM(s), 0) AS balance FROM (
SELECT wallet, SUM(amount) AS s -- incoming
FROM apipayments
WHERE amount > 0 AND pending = false -- don't sum pending
GROUP BY wallet
UNION ALL
SELECT wallet, SUM(amount - abs(fee)) AS s -- outgoing, sum fees
FROM apipayments
WHERE amount < 0 -- do sum pending
GROUP BY wallet
)x
GROUP BY wallet;
"""
)
async def m005_balance_check_balance_notify(db):
"""
Keep track of balanceCheck-enabled lnurl-withdrawals to be consumed by an LNbits wallet and of balanceNotify URLs supplied by users to empty their wallets.
"""
await db.execute(
"""
CREATE TABLE IF NOT EXISTS balance_check (
wallet TEXT NOT NULL REFERENCES wallets (id),
service TEXT NOT NULL,
url TEXT NOT NULL,
UNIQUE(wallet, service)
);
"""
)
await db.execute(
"""
CREATE TABLE IF NOT EXISTS balance_notify (
wallet TEXT NOT NULL REFERENCES wallets (id),
url TEXT NOT NULL,
UNIQUE(wallet, url)
);
"""
)
async def m006_add_invoice_expiry_to_apipayments(db):
"""
Adds invoice expiry column to apipayments.
"""
try:
await db.execute("ALTER TABLE apipayments ADD COLUMN expiry TIMESTAMP")
except OperationalError:
pass
async def m007_set_invoice_expiries(db):
"""
Precomputes invoice expiry for existing pending incoming payments.
"""
try:
rows = await (
await db.execute(
f"""
SELECT bolt11, checking_id
FROM apipayments
WHERE pending = true
AND amount > 0
AND bolt11 IS NOT NULL
AND expiry IS NULL
AND time < {db.timestamp_now}
"""
)
).fetchall()
if len(rows):
logger.info(f"Migration: Checking expiry of {len(rows)} invoices")
for i, (
payment_request,
checking_id,
) in enumerate(rows):
try:
invoice = bolt11.decode(payment_request)
if invoice.expiry is None:
continue
expiration_date = datetime.datetime.fromtimestamp(
invoice.date + invoice.expiry
)
logger.info(
f"Migration: {i+1}/{len(rows)} setting expiry of invoice {invoice.payment_hash} to {expiration_date}"
)
await db.execute(
"""
UPDATE apipayments SET expiry = ?
WHERE checking_id = ? AND amount > 0
""",
(
db.datetime_to_timestamp(expiration_date),
checking_id,
),
)
except:
continue
except OperationalError:
# this is necessary now because it may be the case that this migration will
# run twice in some environments.
# catching errors like this won't be necessary in anymore now that we
# keep track of db versions so no migration ever runs twice.
pass
async def m008_create_admin_settings_table(db):
await db.execute(
"""
CREATE TABLE IF NOT EXISTS settings (
super_user TEXT,
editable_settings TEXT NOT NULL DEFAULT '{}'
);
"""
)
async def m009_create_installed_extensions_table(db):
await db.execute(
"""
CREATE TABLE IF NOT EXISTS installed_extensions (
id TEXT PRIMARY KEY,
version TEXT NOT NULL,
name TEXT NOT NULL,
short_description TEXT,
icon TEXT,
icon_url TEXT,
stars INT NOT NULL DEFAULT 0,
active BOOLEAN DEFAULT false,
meta TEXT NOT NULL DEFAULT '{}'
);
"""
)