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authorErik Johnston <erik@matrix.org>2014-12-15 16:14:34 +0000
committerErik Johnston <erik@matrix.org>2014-12-15 16:14:34 +0000
commitb75adaedcaa0f153557557217844cd06f92635ec (patch)
treee922bbd0cc0273d43b9f57aaafde77028b05f95d /scripts/upgrade_db_to_v0.5.5.py
parentGet current member state from current_state snapshot. Fix leave test. (diff)
downloadsynapse-b75adaedcaa0f153557557217844cd06f92635ec.tar.xz
Finish up upgrade script
Diffstat (limited to 'scripts/upgrade_db_to_v0.5.5.py')
-rw-r--r--scripts/upgrade_db_to_v0.5.5.py124
1 files changed, 94 insertions, 30 deletions
diff --git a/scripts/upgrade_db_to_v0.5.5.py b/scripts/upgrade_db_to_v0.5.5.py
index 5898341d6e..be9d07b2df 100644
--- a/scripts/upgrade_db_to_v0.5.5.py
+++ b/scripts/upgrade_db_to_v0.5.5.py
@@ -4,25 +4,42 @@ from synapse.storage.event_federation import EventFederationStore
 
 from syutil.base64util import encode_base64, decode_base64
 
-from synapse.events import FrozenEvent
+from synapse.crypto.event_signing import compute_event_signature
+
 from synapse.events.builder import EventBuilder
 from synapse.events.utils import prune_event
 
 from synapse.crypto.event_signing import check_event_content_hash
 
-from syutil.crypto.jsonsign import verify_signed_json, SignatureVerifyException
-from syutil.crypto.signing_key import (
-    decode_verify_key_bytes, write_signing_keys
+from syutil.crypto.jsonsign import (
+    verify_signed_json, SignatureVerifyException,
 )
+from syutil.crypto.signing_key import decode_verify_key_bytes
+
+from syutil.jsonutil import encode_canonical_json
 
+import argparse
 import dns.resolver
 import hashlib
 import json
 import sqlite3
-import sys
+import syutil
 import urllib2
 
 
+delta_sql = """
+CREATE TABLE IF NOT EXISTS event_json(
+    event_id TEXT NOT NULL,
+    room_id TEXT NOT NULL,
+    json BLOB NOT NULL,
+    CONSTRAINT ev_j_uniq UNIQUE (event_id)
+);
+
+CREATE INDEX IF NOT EXISTS event_json_id ON event_json(event_id);
+CREATE INDEX IF NOT EXISTS event_json_room_id ON event_json(room_id);
+"""
+
+
 class Store(object):
     _get_event_signatures_txn = SignatureStore.__dict__["_get_event_signatures_txn"]
     _get_event_content_hashes_txn = SignatureStore.__dict__["_get_event_content_hashes_txn"]
@@ -33,10 +50,9 @@ class Store(object):
     cursor_to_dict = SQLBaseStore.__dict__["cursor_to_dict"]
     _simple_select_onecol_txn = SQLBaseStore.__dict__["_simple_select_onecol_txn"]
     _simple_select_list_txn = SQLBaseStore.__dict__["_simple_select_list_txn"]
+    _simple_insert_txn = SQLBaseStore.__dict__["_simple_insert_txn"]
 
     def _generate_event_json(self, txn, rows):
-        sql = "SELECT * FROM events WHERE event_id = ? ORDER BY rowid asc"
-
         events = []
         for row in rows:
             d = dict(row)
@@ -145,7 +161,9 @@ def get_key(server_name):
             keys = json.load(urllib2.urlopen(url, timeout=2))
             verify_keys = {}
             for key_id, key_base64 in keys["verify_keys"].items():
-                verify_key = decode_verify_key_bytes(key_id, decode_base64(key_base64))
+                verify_key = decode_verify_key_bytes(
+                    key_id, decode_base64(key_base64)
+                )
                 verify_signed_json(keys, server_name, verify_key)
                 verify_keys[key_id] = verify_key
             print "Got keys for: %s" % (server_name,)
@@ -157,18 +175,11 @@ def get_key(server_name):
     return {}
 
 
-def get_events(cursor):
-    # cursor.execute(
-    #     "SELECT * FROM events WHERE event_id = ? ORDER BY rowid DESC",
-    #     ("$14182049031533SMfTT:matrix.org",)
-    # )
-
-    # cursor.execute(
-    #     "SELECT * FROM events ORDER BY rowid DESC LIMIT 10000"
-    # )
+def reinsert_events(cursor, server_name, signing_key):
+    cursor.executescript(delta_sql)
 
     cursor.execute(
-        "SELECT * FROM events ORDER BY rowid DESC"
+        "SELECT * FROM events ORDER BY rowid ASC"
     )
 
     rows = store.cursor_to_dict(cursor)
@@ -181,19 +192,26 @@ def get_events(cursor):
         "sha256": hashlib.sha256,
     }
 
-    server_keys = {}
+    key_id = "%s:%s" % (signing_key.alg, signing_key.version)
+    verify_key = signing_key.verify_key
+    verify_key.alg = signing_key.alg
+    verify_key.version = signing_key.version
+
+    server_keys = {
+        server_name: {
+            key_id: verify_key
+        }
+    }
 
     for event in events:
         for alg_name in event.hashes:
             if check_event_content_hash(event, algorithms[alg_name]):
-                # print "PASS content hash %s" % (alg_name,)
                 pass
             else:
                 pass
                 print "FAIL content hash %s %s" % (alg_name, event.event_id, )
-                # print "%s %d" % (event.event_id, event.origin_server_ts)
-                # print json.dumps(event.get_pdu_json(), indent=4, sort_keys=True)
 
+        have_own_correctly_signed = False
         for host, sigs in event.signatures.items():
             pruned = prune_event(event)
 
@@ -207,17 +225,63 @@ def get_events(cursor):
                             host,
                             server_keys[host][key_id]
                         )
-                    except SignatureVerifyException as e:
-                        # print e
-                        print "FAIL signature check %s %s" % (key_id, event.event_id)
-                        # print json.dumps(pruned.get_pdu_json(), indent=4, sort_keys=True)
 
-def main():
-    conn = sqlite3.connect(sys.argv[1])
+                        if host == server_name:
+                            have_own_correctly_signed = True
+                    except SignatureVerifyException:
+                        print "FAIL signature check %s %s" % (
+                            key_id, event.event_id
+                        )
+
+        # TODO: Re sign with our own server key
+        if not have_own_correctly_signed:
+            sigs = compute_event_signature(event, server_name, signing_key)
+            event.signatures.update(sigs)
+
+            pruned = prune_event(event)
+
+            for key_id in event.signatures[server_name]:
+                verify_signed_json(
+                    pruned.get_pdu_json(),
+                    server_name,
+                    server_keys[server_name][key_id]
+                )
+
+        event_json = encode_canonical_json(
+            event.get_dict()
+        ).decode("UTF-8")
+
+        store._simple_insert_txn(
+            cursor,
+            table="event_json",
+            values={
+                "event_id": event.event_id,
+                "room_id": event.room_id,
+                "json": event_json,
+            },
+            or_replace=True,
+        )
+
+
+def main(database, server_name, signing_key):
+    conn = sqlite3.connect(database)
     cursor = conn.cursor()
-    get_events(cursor)
+    reinsert_events(cursor, server_name, signing_key)
     conn.commit()
 
 
 if __name__ == "__main__":
-    main()
\ No newline at end of file
+    parser = argparse.ArgumentParser()
+
+    parser.add_argument("database")
+    parser.add_argument("server_name")
+    parser.add_argument(
+        "signing_key", type=argparse.FileType('r'),
+    )
+    args = parser.parse_args()
+
+    signing_key = syutil.crypto.signing_key.read_signing_keys(
+        args.signing_key
+    )
+
+    main(args.database, args.server_name, signing_key[0])