mirror of
https://git.anonymousland.org/anonymousland/synapse-product.git
synced 2025-05-02 09:46:03 -04:00
Make scripts/ and scripts-dev/ pass pyflakes (and the rest of the codebase on py3) (#4068)
This commit is contained in:
Amber Brown
GitHub
parent
81d4f51524
commit
e1728dfcbe
27 changed files with 511 additions and 518 deletions
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@ -15,23 +15,23 @@
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from twisted.internet import defer, reactor
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from twisted.enterprise import adbapi
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from synapse.storage._base import LoggingTransaction, SQLBaseStore
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from synapse.storage.engines import create_engine
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from synapse.storage.prepare_database import prepare_database
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import argparse
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import curses
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import logging
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import sys
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import time
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import traceback
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import yaml
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from six import string_types
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import yaml
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from twisted.enterprise import adbapi
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from twisted.internet import defer, reactor
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from synapse.storage._base import LoggingTransaction, SQLBaseStore
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from synapse.storage.engines import create_engine
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from synapse.storage.prepare_database import prepare_database
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logger = logging.getLogger("synapse_port_db")
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@ -105,6 +105,7 @@ class Store(object):
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*All* database interactions should go through this object.
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"""
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def __init__(self, db_pool, engine):
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self.db_pool = db_pool
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self.database_engine = engine
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@ -135,7 +136,8 @@ class Store(object):
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txn = conn.cursor()
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return func(
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LoggingTransaction(txn, desc, self.database_engine, [], []),
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*args, **kwargs
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*args,
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**kwargs
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)
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except self.database_engine.module.DatabaseError as e:
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if self.database_engine.is_deadlock(e):
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@ -158,22 +160,20 @@ class Store(object):
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def r(txn):
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txn.execute(sql, args)
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return txn.fetchall()
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return self.runInteraction("execute_sql", r)
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def insert_many_txn(self, txn, table, headers, rows):
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sql = "INSERT INTO %s (%s) VALUES (%s)" % (
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table,
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", ".join(k for k in headers),
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", ".join("%s" for _ in headers)
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", ".join("%s" for _ in headers),
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)
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try:
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txn.executemany(sql, rows)
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except:
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logger.exception(
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"Failed to insert: %s",
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table,
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)
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except Exception:
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logger.exception("Failed to insert: %s", table)
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raise
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@ -206,7 +206,7 @@ class Porter(object):
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"table_name": table,
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"forward_rowid": 1,
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"backward_rowid": 0,
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}
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},
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)
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forward_chunk = 1
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@ -221,10 +221,10 @@ class Porter(object):
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table, forward_chunk, backward_chunk
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)
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else:
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def delete_all(txn):
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txn.execute(
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"DELETE FROM port_from_sqlite3 WHERE table_name = %s",
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(table,)
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"DELETE FROM port_from_sqlite3 WHERE table_name = %s", (table,)
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)
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txn.execute("TRUNCATE %s CASCADE" % (table,))
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@ -232,11 +232,7 @@ class Porter(object):
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yield self.postgres_store._simple_insert(
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table="port_from_sqlite3",
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values={
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"table_name": table,
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"forward_rowid": 1,
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"backward_rowid": 0,
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}
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values={"table_name": table, "forward_rowid": 1, "backward_rowid": 0},
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)
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forward_chunk = 1
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@ -251,12 +247,16 @@ class Porter(object):
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)
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@defer.inlineCallbacks
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def handle_table(self, table, postgres_size, table_size, forward_chunk,
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backward_chunk):
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def handle_table(
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self, table, postgres_size, table_size, forward_chunk, backward_chunk
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):
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logger.info(
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"Table %s: %i/%i (rows %i-%i) already ported",
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table, postgres_size, table_size,
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backward_chunk+1, forward_chunk-1,
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table,
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postgres_size,
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table_size,
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backward_chunk + 1,
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forward_chunk - 1,
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)
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if not table_size:
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@ -271,7 +271,9 @@ class Porter(object):
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return
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if table in (
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"user_directory", "user_directory_search", "users_who_share_rooms",
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"user_directory",
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"user_directory_search",
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"users_who_share_rooms",
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"users_in_pubic_room",
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):
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# We don't port these tables, as they're a faff and we can regenreate
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@ -283,37 +285,35 @@ class Porter(object):
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# We need to make sure there is a single row, `(X, null), as that is
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# what synapse expects to be there.
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yield self.postgres_store._simple_insert(
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table=table,
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values={"stream_id": None},
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table=table, values={"stream_id": None}
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)
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self.progress.update(table, table_size) # Mark table as done
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return
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forward_select = (
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"SELECT rowid, * FROM %s WHERE rowid >= ? ORDER BY rowid LIMIT ?"
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% (table,)
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"SELECT rowid, * FROM %s WHERE rowid >= ? ORDER BY rowid LIMIT ?" % (table,)
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)
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backward_select = (
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"SELECT rowid, * FROM %s WHERE rowid <= ? ORDER BY rowid LIMIT ?"
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% (table,)
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"SELECT rowid, * FROM %s WHERE rowid <= ? ORDER BY rowid LIMIT ?" % (table,)
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)
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do_forward = [True]
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do_backward = [True]
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while True:
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def r(txn):
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forward_rows = []
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backward_rows = []
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if do_forward[0]:
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txn.execute(forward_select, (forward_chunk, self.batch_size,))
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txn.execute(forward_select, (forward_chunk, self.batch_size))
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forward_rows = txn.fetchall()
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if not forward_rows:
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do_forward[0] = False
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if do_backward[0]:
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txn.execute(backward_select, (backward_chunk, self.batch_size,))
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txn.execute(backward_select, (backward_chunk, self.batch_size))
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backward_rows = txn.fetchall()
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if not backward_rows:
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do_backward[0] = False
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@ -325,9 +325,7 @@ class Porter(object):
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return headers, forward_rows, backward_rows
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headers, frows, brows = yield self.sqlite_store.runInteraction(
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"select", r
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)
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headers, frows, brows = yield self.sqlite_store.runInteraction("select", r)
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if frows or brows:
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if frows:
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@ -339,9 +337,7 @@ class Porter(object):
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rows = self._convert_rows(table, headers, rows)
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def insert(txn):
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self.postgres_store.insert_many_txn(
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txn, table, headers[1:], rows
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)
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self.postgres_store.insert_many_txn(txn, table, headers[1:], rows)
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self.postgres_store._simple_update_one_txn(
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txn,
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@ -362,8 +358,9 @@ class Porter(object):
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return
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@defer.inlineCallbacks
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def handle_search_table(self, postgres_size, table_size, forward_chunk,
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backward_chunk):
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def handle_search_table(
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self, postgres_size, table_size, forward_chunk, backward_chunk
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):
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select = (
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"SELECT es.rowid, es.*, e.origin_server_ts, e.stream_ordering"
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" FROM event_search as es"
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@ -373,8 +370,9 @@ class Porter(object):
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)
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while True:
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def r(txn):
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txn.execute(select, (forward_chunk, self.batch_size,))
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txn.execute(select, (forward_chunk, self.batch_size))
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rows = txn.fetchall()
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headers = [column[0] for column in txn.description]
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@ -402,18 +400,21 @@ class Porter(object):
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else:
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rows_dict.append(d)
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txn.executemany(sql, [
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(
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row["event_id"],
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row["room_id"],
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row["key"],
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row["sender"],
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row["value"],
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row["origin_server_ts"],
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row["stream_ordering"],
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)
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for row in rows_dict
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])
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txn.executemany(
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sql,
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[
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(
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row["event_id"],
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row["room_id"],
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row["key"],
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row["sender"],
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row["value"],
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row["origin_server_ts"],
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row["stream_ordering"],
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)
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for row in rows_dict
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],
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)
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self.postgres_store._simple_update_one_txn(
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txn,
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@ -437,7 +438,8 @@ class Porter(object):
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def setup_db(self, db_config, database_engine):
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db_conn = database_engine.module.connect(
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**{
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k: v for k, v in db_config.get("args", {}).items()
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k: v
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for k, v in db_config.get("args", {}).items()
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if not k.startswith("cp_")
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}
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)
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@ -450,13 +452,11 @@ class Porter(object):
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def run(self):
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try:
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sqlite_db_pool = adbapi.ConnectionPool(
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self.sqlite_config["name"],
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**self.sqlite_config["args"]
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self.sqlite_config["name"], **self.sqlite_config["args"]
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)
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postgres_db_pool = adbapi.ConnectionPool(
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self.postgres_config["name"],
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**self.postgres_config["args"]
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self.postgres_config["name"], **self.postgres_config["args"]
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)
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sqlite_engine = create_engine(sqlite_config)
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@ -465,9 +465,7 @@ class Porter(object):
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self.sqlite_store = Store(sqlite_db_pool, sqlite_engine)
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self.postgres_store = Store(postgres_db_pool, postgres_engine)
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yield self.postgres_store.execute(
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postgres_engine.check_database
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)
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yield self.postgres_store.execute(postgres_engine.check_database)
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# Step 1. Set up databases.
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self.progress.set_state("Preparing SQLite3")
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@ -477,6 +475,7 @@ class Porter(object):
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self.setup_db(postgres_config, postgres_engine)
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self.progress.set_state("Creating port tables")
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def create_port_table(txn):
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txn.execute(
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"CREATE TABLE IF NOT EXISTS port_from_sqlite3 ("
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@ -501,9 +500,7 @@ class Porter(object):
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)
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try:
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yield self.postgres_store.runInteraction(
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"alter_table", alter_table
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)
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yield self.postgres_store.runInteraction("alter_table", alter_table)
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except Exception as e:
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pass
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@ -514,11 +511,7 @@ class Porter(object):
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# Step 2. Get tables.
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self.progress.set_state("Fetching tables")
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sqlite_tables = yield self.sqlite_store._simple_select_onecol(
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table="sqlite_master",
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keyvalues={
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"type": "table",
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},
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retcol="name",
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table="sqlite_master", keyvalues={"type": "table"}, retcol="name"
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)
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postgres_tables = yield self.postgres_store._simple_select_onecol(
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@ -545,18 +538,14 @@ class Porter(object):
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# Step 4. Do the copying.
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self.progress.set_state("Copying to postgres")
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yield defer.gatherResults(
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[
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self.handle_table(*res)
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for res in setup_res
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],
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consumeErrors=True,
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[self.handle_table(*res) for res in setup_res], consumeErrors=True
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)
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# Step 5. Do final post-processing
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yield self._setup_state_group_id_seq()
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self.progress.done()
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except:
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except Exception:
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global end_error_exec_info
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end_error_exec_info = sys.exc_info()
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logger.exception("")
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@ -566,9 +555,7 @@ class Porter(object):
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def _convert_rows(self, table, headers, rows):
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bool_col_names = BOOLEAN_COLUMNS.get(table, [])
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bool_cols = [
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i for i, h in enumerate(headers) if h in bool_col_names
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]
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bool_cols = [i for i, h in enumerate(headers) if h in bool_col_names]
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class BadValueException(Exception):
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pass
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@ -577,18 +564,21 @@ class Porter(object):
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if j in bool_cols:
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return bool(col)
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elif isinstance(col, string_types) and "\0" in col:
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logger.warn("DROPPING ROW: NUL value in table %s col %s: %r", table, headers[j], col)
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raise BadValueException();
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logger.warn(
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"DROPPING ROW: NUL value in table %s col %s: %r",
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table,
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headers[j],
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col,
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)
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raise BadValueException()
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return col
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outrows = []
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for i, row in enumerate(rows):
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try:
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outrows.append(tuple(
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conv(j, col)
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for j, col in enumerate(row)
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if j > 0
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))
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outrows.append(
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tuple(conv(j, col) for j, col in enumerate(row) if j > 0)
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)
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except BadValueException:
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pass
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@ -616,9 +606,7 @@ class Porter(object):
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return headers, [r for r in rows if r[ts_ind] < yesterday]
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headers, rows = yield self.sqlite_store.runInteraction(
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"select", r,
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)
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headers, rows = yield self.sqlite_store.runInteraction("select", r)
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rows = self._convert_rows("sent_transactions", headers, rows)
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@ -639,7 +627,7 @@ class Porter(object):
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txn.execute(
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"SELECT rowid FROM sent_transactions WHERE ts >= ?"
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" ORDER BY rowid ASC LIMIT 1",
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(yesterday,)
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(yesterday,),
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)
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rows = txn.fetchall()
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@ -657,21 +645,17 @@ class Porter(object):
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"table_name": "sent_transactions",
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"forward_rowid": next_chunk,
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"backward_rowid": 0,
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}
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},
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)
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def get_sent_table_size(txn):
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txn.execute(
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"SELECT count(*) FROM sent_transactions"
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" WHERE ts >= ?",
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(yesterday,)
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"SELECT count(*) FROM sent_transactions" " WHERE ts >= ?", (yesterday,)
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)
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size, = txn.fetchone()
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return int(size)
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|
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remaining_count = yield self.sqlite_store.execute(
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get_sent_table_size
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)
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remaining_count = yield self.sqlite_store.execute(get_sent_table_size)
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total_count = remaining_count + inserted_rows
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|
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@ -680,13 +664,11 @@ class Porter(object):
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@defer.inlineCallbacks
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def _get_remaining_count_to_port(self, table, forward_chunk, backward_chunk):
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frows = yield self.sqlite_store.execute_sql(
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"SELECT count(*) FROM %s WHERE rowid >= ?" % (table,),
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forward_chunk,
|
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"SELECT count(*) FROM %s WHERE rowid >= ?" % (table,), forward_chunk
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)
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brows = yield self.sqlite_store.execute_sql(
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"SELECT count(*) FROM %s WHERE rowid <= ?" % (table,),
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backward_chunk,
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"SELECT count(*) FROM %s WHERE rowid <= ?" % (table,), backward_chunk
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)
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defer.returnValue(frows[0][0] + brows[0][0])
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|
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@ -694,7 +676,7 @@ class Porter(object):
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@defer.inlineCallbacks
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def _get_already_ported_count(self, table):
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rows = yield self.postgres_store.execute_sql(
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"SELECT count(*) FROM %s" % (table,),
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"SELECT count(*) FROM %s" % (table,)
|
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)
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|
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defer.returnValue(rows[0][0])
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|
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@ -717,22 +699,21 @@ class Porter(object):
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def _setup_state_group_id_seq(self):
|
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def r(txn):
|
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txn.execute("SELECT MAX(id) FROM state_groups")
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next_id = txn.fetchone()[0]+1
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txn.execute(
|
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"ALTER SEQUENCE state_group_id_seq RESTART WITH %s",
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(next_id,),
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)
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next_id = txn.fetchone()[0] + 1
|
||||
txn.execute("ALTER SEQUENCE state_group_id_seq RESTART WITH %s", (next_id,))
|
||||
|
||||
return self.postgres_store.runInteraction("setup_state_group_id_seq", r)
|
||||
|
||||
|
||||
##############################################
|
||||
###### The following is simply UI stuff ######
|
||||
# The following is simply UI stuff
|
||||
##############################################
|
||||
|
||||
|
||||
class Progress(object):
|
||||
"""Used to report progress of the port
|
||||
"""
|
||||
|
||||
def __init__(self):
|
||||
self.tables = {}
|
||||
|
||||
|
|
@ -758,6 +739,7 @@ class Progress(object):
|
|||
class CursesProgress(Progress):
|
||||
"""Reports progress to a curses window
|
||||
"""
|
||||
|
||||
def __init__(self, stdscr):
|
||||
self.stdscr = stdscr
|
||||
|
||||
|
|
@ -801,7 +783,7 @@ class CursesProgress(Progress):
|
|||
duration = int(now) - int(self.start_time)
|
||||
|
||||
minutes, seconds = divmod(duration, 60)
|
||||
duration_str = '%02dm %02ds' % (minutes, seconds,)
|
||||
duration_str = '%02dm %02ds' % (minutes, seconds)
|
||||
|
||||
if self.finished:
|
||||
status = "Time spent: %s (Done!)" % (duration_str,)
|
||||
|
|
@ -814,16 +796,12 @@ class CursesProgress(Progress):
|
|||
est_remaining_str = '%02dm %02ds remaining' % divmod(est_remaining, 60)
|
||||
else:
|
||||
est_remaining_str = "Unknown"
|
||||
status = (
|
||||
"Time spent: %s (est. remaining: %s)"
|
||||
% (duration_str, est_remaining_str,)
|
||||
status = "Time spent: %s (est. remaining: %s)" % (
|
||||
duration_str,
|
||||
est_remaining_str,
|
||||
)
|
||||
|
||||
self.stdscr.addstr(
|
||||
0, 0,
|
||||
status,
|
||||
curses.A_BOLD,
|
||||
)
|
||||
self.stdscr.addstr(0, 0, status, curses.A_BOLD)
|
||||
|
||||
max_len = max([len(t) for t in self.tables.keys()])
|
||||
|
||||
|
|
@ -831,9 +809,7 @@ class CursesProgress(Progress):
|
|||
middle_space = 1
|
||||
|
||||
items = self.tables.items()
|
||||
items.sort(
|
||||
key=lambda i: (i[1]["perc"], i[0]),
|
||||
)
|
||||
items.sort(key=lambda i: (i[1]["perc"], i[0]))
|
||||
|
||||
for i, (table, data) in enumerate(items):
|
||||
if i + 2 >= rows:
|
||||
|
|
@ -844,9 +820,7 @@ class CursesProgress(Progress):
|
|||
color = curses.color_pair(2) if perc == 100 else curses.color_pair(1)
|
||||
|
||||
self.stdscr.addstr(
|
||||
i + 2, left_margin + max_len - len(table),
|
||||
table,
|
||||
curses.A_BOLD | color,
|
||||
i + 2, left_margin + max_len - len(table), table, curses.A_BOLD | color
|
||||
)
|
||||
|
||||
size = 20
|
||||
|
|
@ -857,15 +831,13 @@ class CursesProgress(Progress):
|
|||
)
|
||||
|
||||
self.stdscr.addstr(
|
||||
i + 2, left_margin + max_len + middle_space,
|
||||
i + 2,
|
||||
left_margin + max_len + middle_space,
|
||||
"%s %3d%% (%d/%d)" % (progress, perc, data["num_done"], data["total"]),
|
||||
)
|
||||
|
||||
if self.finished:
|
||||
self.stdscr.addstr(
|
||||
rows - 1, 0,
|
||||
"Press any key to exit...",
|
||||
)
|
||||
self.stdscr.addstr(rows - 1, 0, "Press any key to exit...")
|
||||
|
||||
self.stdscr.refresh()
|
||||
self.last_update = time.time()
|
||||
|
|
@ -877,29 +849,25 @@ class CursesProgress(Progress):
|
|||
|
||||
def set_state(self, state):
|
||||
self.stdscr.clear()
|
||||
self.stdscr.addstr(
|
||||
0, 0,
|
||||
state + "...",
|
||||
curses.A_BOLD,
|
||||
)
|
||||
self.stdscr.addstr(0, 0, state + "...", curses.A_BOLD)
|
||||
self.stdscr.refresh()
|
||||
|
||||
|
||||
class TerminalProgress(Progress):
|
||||
"""Just prints progress to the terminal
|
||||
"""
|
||||
|
||||
def update(self, table, num_done):
|
||||
super(TerminalProgress, self).update(table, num_done)
|
||||
|
||||
data = self.tables[table]
|
||||
|
||||
print "%s: %d%% (%d/%d)" % (
|
||||
table, data["perc"],
|
||||
data["num_done"], data["total"],
|
||||
print(
|
||||
"%s: %d%% (%d/%d)" % (table, data["perc"], data["num_done"], data["total"])
|
||||
)
|
||||
|
||||
def set_state(self, state):
|
||||
print state + "..."
|
||||
print(state + "...")
|
||||
|
||||
|
||||
##############################################
|
||||
|
|
@ -909,34 +877,38 @@ class TerminalProgress(Progress):
|
|||
if __name__ == "__main__":
|
||||
parser = argparse.ArgumentParser(
|
||||
description="A script to port an existing synapse SQLite database to"
|
||||
" a new PostgreSQL database."
|
||||
" a new PostgreSQL database."
|
||||
)
|
||||
parser.add_argument("-v", action='store_true')
|
||||
parser.add_argument(
|
||||
"--sqlite-database", required=True,
|
||||
"--sqlite-database",
|
||||
required=True,
|
||||
help="The snapshot of the SQLite database file. This must not be"
|
||||
" currently used by a running synapse server"
|
||||
" currently used by a running synapse server",
|
||||
)
|
||||
parser.add_argument(
|
||||
"--postgres-config", type=argparse.FileType('r'), required=True,
|
||||
help="The database config file for the PostgreSQL database"
|
||||
"--postgres-config",
|
||||
type=argparse.FileType('r'),
|
||||
required=True,
|
||||
help="The database config file for the PostgreSQL database",
|
||||
)
|
||||
parser.add_argument(
|
||||
"--curses", action='store_true',
|
||||
help="display a curses based progress UI"
|
||||
"--curses", action='store_true', help="display a curses based progress UI"
|
||||
)
|
||||
|
||||
parser.add_argument(
|
||||
"--batch-size", type=int, default=1000,
|
||||
"--batch-size",
|
||||
type=int,
|
||||
default=1000,
|
||||
help="The number of rows to select from the SQLite table each"
|
||||
" iteration [default=1000]",
|
||||
" iteration [default=1000]",
|
||||
)
|
||||
|
||||
args = parser.parse_args()
|
||||
|
||||
logging_config = {
|
||||
"level": logging.DEBUG if args.v else logging.INFO,
|
||||
"format": "%(asctime)s - %(name)s - %(lineno)d - %(levelname)s - %(message)s"
|
||||
"format": "%(asctime)s - %(name)s - %(lineno)d - %(levelname)s - %(message)s",
|
||||
}
|
||||
|
||||
if args.curses:
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue