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#!/usr/bin/python
import os
import logging
import asyncio
import asyncpg
source_db = {
"host": os.environ.get("POSTGRESQL_SOURCE_HOST") or "vaindock_postgres_raw",
"port": os.environ.get("POSTGRESQL_SOURCE_PORT") or 5532,
"user": os.environ.get("POSTGRESQL_SOURCE_USER") or "vainraw",
"password": os.environ.get("POSTGRESQL_SOURCE_PASSWORD") or "vainraw",
"database": os.environ.get("POSTGRESQL_SOURCE_DB") or "vainsocial-raw"
}
dest_db = {
"host": os.environ.get("POSTGRESQL_DEST_HOST") or "vaindock_postgres_web",
"port": os.environ.get("POSTGRESQL_DEST_PORT") or 5432,
"user": os.environ.get("POSTGRESQL_DEST_USER") or "vainweb",
"password": os.environ.get("POSTGRESQL_DEST_PASSWORD") or "vainweb",
"database": os.environ.get("POSTGRESQL_DEST_DB") or "vainsocial-web"
}
class Processor(object):
def __init__(self):
self._queries = {}
self._srcpool = self._destpool = None
def setup(self):
"""Load conversion queries."""
self._queries = {
"match": """
SELECT
(attributes->>'duration')::int AS "duration",
attributes->>'gameMode' AS "gameMode",
COALESCE(NULLIF(attributes->>'patchVersion', ''), '0')::int AS "patchVersion",
attributes->>'shardId' AS "shard",
attributes->'stats'->>'endGameReason' AS "result",
attributes->'stats'->>'queue' AS "queue",
false AS "anyAFK",
'' AS "winningTeam",
0 AS "krakenCaptures",
0 AS "laneMinionsSlayed",
0 AS "jungleMinionsSlayed",
0 AS "heroDeaths"
FROM apidata WHERE type='match'
""",
"match_results": """
SELECT
attributes->'stats'->>'side' AS "team",
FALSE AS "winner",
FALSE AS "surrender",
0 AS "teamSize",
'' AS "hero_1",
'' AS "hero_2",
'' AS "hero_3",
0 AS "laneMinionsSlayed",
0 AS "jungleMinionsSlayed",
0 AS "turretsDestroyed",
(attributes->'stats'->>'heroKills')::int AS "kills",
0 AS "assits",
0 AS "deaths",
(attributes->'stats'->>'krakenCaptures')::int AS "krakenCaptures",
0 AS "goldMineCaptures",
0 AS "crystalMineCaptures"
FROM apidata WHERE type='roster'
""",
"match_participation": """
SELECT
0 AS "rosterId",
attributes->>'actor' AS "hero",
(attributes->'stats'->>'kills')::int AS "kills",
(attributes->'stats'->>'deaths')::int AS "deaths",
(attributes->'stats'->>'assists')::int AS "assists",
0.0 AS "KD",
0.0 AS "KDA",
(attributes->'stats'->>'nonJungleMinionKills')::int AS "laneMinionsSlayed",
(attributes->'stats'->>'minionKills')::int AS "jungleMinionsSlayed",
(attributes->'stats'->>'turretCaptures')::int AS "turretsDestroyed",
(attributes->'stats'->>'krakenCaptures')::int AS "krakenCaptures",
(attributes->'stats'->>'goldMineCaptures')::int AS "goldMineCaptures",
(attributes->'stats'->>'crystalMineCaptures')::int AS "crystalMineCaptures",
(attributes->'stats'->>'wentAfk')::bool::int AS "wentAfk",
0 AS "killParticipation",
FALSE AS "perfectGame"
FROM apidata WHERE type='participant'
""",
"player": """
SELECT
id AS "apiId",
attributes->>'name' AS "name",
(attributes->'stats'->>'level')::int AS "level",
(attributes->'stats'->>'xp')::int AS "xp",
(attributes->'stats'->>'played')::int AS "played",
(attributes->'stats'->>'played_ranked')::int AS "playedRanked",
(attributes->'stats'->>'wins')::int AS "wins",
(attributes->'stats'->>'winStreak')::int AS "streak",
'' AS "herosUnlocked",
'' "skinsUnlocked",
0 AS "totalGamePlaytime",
attributes->'stats'->>'lifetimeGold' AS "lifeTimeGold",
0 AS "lifeTimeKills",
0 AS "lifeTimeDeaths",
0 AS "lifeTimeAssists",
0 AS "lifeTimeKD",
0 AS "lifeTimeKDA"
FROM apidata WHERE type='player'
"""
}
async def connect(self, source, dest):
"""Connect to database by arguments."""
self._srcpool = await asyncpg.create_pool(**source)
self._destpool = await asyncpg.create_pool(**dest)
async def run(self, stop_after=-1):
"""Execute a function for each row that is fetched with query."""
# TODO unnest
async with self._srcpool.acquire() as srccon:
async with self._destpool.acquire() as destcon:
for table, query in self._queries.items():
stop_after -= 1 # TODO for debugging, don't process whole table
logging.info("processing table %s", table)
async with srccon.transaction():
async with destcon.transaction():
async for rec in srccon.cursor(query):
await self.into(destcon, rec, table)
async def into(self, conn, data, table):
"""Insert a named tuple into a table."""
items = list(data.items())
keys, values = [x[0] for x in items], [x[1] for x in items]
placeholders = ["${}".format(i) for i, _ in enumerate(values, 1)]
query = "INSERT INTO {} (\"{}\") VALUES ({})".format(
table, "\", \"".join(keys), ", ".join(placeholders))
await conn.execute(query, (*data))
async def main():
pr = Processor()
await pr.connect(source_db, dest_db)
pr.setup()
await pr.run(stop_after=1000)
logging.basicConfig(level=logging.DEBUG)
loop = asyncio.get_event_loop()
loop.run_until_complete(main())
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