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Add store for server certificates and keys
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commit
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@ -33,6 +33,7 @@ from .roommember import RoomMemberStore
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from .stream import StreamStore
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from .pdu import StatePduStore, PduStore
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from .transactions import TransactionStore
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from .keys import KeyStore
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import json
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import logging
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@ -45,7 +46,7 @@ logger = logging.getLogger(__name__)
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class DataStore(RoomMemberStore, RoomStore,
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RegistrationStore, StreamStore, ProfileStore, FeedbackStore,
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PresenceStore, PduStore, StatePduStore, TransactionStore,
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DirectoryStore):
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DirectoryStore, KeyStore):
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def __init__(self, hs):
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super(DataStore, self).__init__(hs)
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103
synapse/storage/keys.py
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103
synapse/storage/keys.py
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@ -0,0 +1,103 @@
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# -*- coding: utf-8 -*-
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# Copyright 2014 matrix.org
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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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 _base import SQLBaseStore
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from twisted.internet import defer
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import OpenSSL
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import nacl.signing
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class KeyStore(SQLBaseStore):
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"""Persistence for signature verification keys and tls X.509 certificates
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"""
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@defer.inlineCallbacks
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def get_server_certificate(self, server_name):
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"""Retrieve the TLS X.509 certificate for the given server
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Args:
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server_name (bytes): The name of the server.
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Returns:
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(OpenSSL.crypto.X509): The tls certificate.
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"""
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tls_certificate_bytes, = yield self._simple_select_one(
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table="server_tls_certificates",
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keyvalues={"server_name": server_name},
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retcols=("tls_certificate",),
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)
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tls_certificate = OpenSSL.crypto.load_certificate(
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OpenSSL.crypto.FILETYPE_ASN1, tls_certificate_bytes,
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)
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defer.returnValue(tls_certificate)
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def store_server_certificate(self, server_name, key_server, ts_now_ms,
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tls_certificate):
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"""Stores the TLS X.509 certificate for the given server
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Args:
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server_name (bytes): The name of the server.
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key_server (bytes): Where the certificate was looked up
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ts_now_ms (int): The time now in milliseconds
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tls_certificate (OpenSSL.crypto.X509): The X.509 certificate.
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"""
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tls_certificate_bytes = OpenSSL.crypto.dump_certificate(
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OpenSSL.crypto.FILETYPE_ASN1, tls_certificate
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)
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return self._simple_insert(
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table="server_tls_certificates",
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keyvalues={
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"server_name": server_name,
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"key_server": key_server,
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"ts_added_ms": ts_now_ms,
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"tls_certificate": tls_certificate_bytes,
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},
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)
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@defer.inlineCallbacks
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def get_server_verification_key(self, server_name):
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"""Retrieve the NACL verification key for a given server
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Args:
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server_name (bytes): The name of the server.
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Returns:
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(nacl.signing.VerifyKey): The verification key.
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"""
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verification_key_bytes, = yield self._simple_select_one(
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table="server_signature_keys",
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key_values={"server_name": server_name},
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retcols=("tls_certificate",),
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)
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verification_key = nacl.signing.VerifyKey(verification_key_bytes)
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defer.returnValue(verify_key)
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def store_server_verification_key(self, server_name, key_version,
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key_server, ts_now_ms, verification_key):
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"""Stores a NACL verification key for the given server.
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Args:
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server_name (bytes): The name of the server.
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key_version (bytes): The version of the key for the server.
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key_server (bytes): Where the verification key was looked up
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ts_now_ms (int): The time now in milliseconds
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verification_key (nacl.signing.VerifyKey): The NACL verify key.
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"""
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verification_key_bytes = verification_key.encode()
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return self._simple_insert(
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table="server_signature_keys",
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key_values={
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"server_name": server_name,
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"key_version": key_version,
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"key_server": key_server,
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"ts_added_ms": ts_now_ms,
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"verification_key": verification_key_bytes,
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},
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)
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30
synapse/storage/schema/keys.sql
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30
synapse/storage/schema/keys.sql
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@ -0,0 +1,30 @@
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/* Copyright 2014 matrix.org
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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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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*/
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CREATE TABLE IF NOT EXISTS server_tls_certificates(
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server_name TEXT, -- Server name.
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key_server TEXT, -- Which key server the certificate was fetched from.
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ts_added_ms INTEGER, -- When the certifcate was added.
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tls_certificate BLOB, -- DER encoded x509 certificate.
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CONSTRAINT uniqueness UNIQUE (server_name)
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);
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CREATE TABLE IF NOT EXISTS server_signature_keys(
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server_name TEXT, -- Server name.
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key_version TEXT, -- Key version.
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key_server TEXT, -- Which key server the key was fetched form.
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ts_added_ms INTEGER, -- When the key was added.
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verification_key BLOB, -- NACL verification key.
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CONSTRAINT uniqueness UNIQUE (server_name, key_version)
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);
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