Merge pull request #791 from matrix-org/markjh/app_service_config

Move the functions for parsing app service config
This commit is contained in:
Mark Haines 2016-05-17 11:40:49 +01:00
commit 5adf627551
2 changed files with 109 additions and 103 deletions

View File

@ -12,7 +12,16 @@
# See the License for the specific language governing permissions and
# limitations under the License.
from ._base import Config
from ._base import Config, ConfigError
from synapse.appservice import ApplicationService
from synapse.types import UserID
import urllib
import yaml
import logging
logger = logging.getLogger(__name__)
class AppServiceConfig(Config):
@ -25,3 +34,99 @@ class AppServiceConfig(Config):
# A list of application service config file to use
app_service_config_files: []
"""
def load_appservices(hostname, config_files):
"""Returns a list of Application Services from the config files."""
if not isinstance(config_files, list):
logger.warning(
"Expected %s to be a list of AS config files.", config_files
)
return []
# Dicts of value -> filename
seen_as_tokens = {}
seen_ids = {}
appservices = []
for config_file in config_files:
try:
with open(config_file, 'r') as f:
appservice = _load_appservice(
hostname, yaml.load(f), config_file
)
if appservice.id in seen_ids:
raise ConfigError(
"Cannot reuse ID across application services: "
"%s (files: %s, %s)" % (
appservice.id, config_file, seen_ids[appservice.id],
)
)
seen_ids[appservice.id] = config_file
if appservice.token in seen_as_tokens:
raise ConfigError(
"Cannot reuse as_token across application services: "
"%s (files: %s, %s)" % (
appservice.token,
config_file,
seen_as_tokens[appservice.token],
)
)
seen_as_tokens[appservice.token] = config_file
logger.info("Loaded application service: %s", appservice)
appservices.append(appservice)
except Exception as e:
logger.error("Failed to load appservice from '%s'", config_file)
logger.exception(e)
raise
return appservices
def _load_appservice(hostname, as_info, config_filename):
required_string_fields = [
"id", "url", "as_token", "hs_token", "sender_localpart"
]
for field in required_string_fields:
if not isinstance(as_info.get(field), basestring):
raise KeyError("Required string field: '%s' (%s)" % (
field, config_filename,
))
localpart = as_info["sender_localpart"]
if urllib.quote(localpart) != localpart:
raise ValueError(
"sender_localpart needs characters which are not URL encoded."
)
user = UserID(localpart, hostname)
user_id = user.to_string()
# namespace checks
if not isinstance(as_info.get("namespaces"), dict):
raise KeyError("Requires 'namespaces' object.")
for ns in ApplicationService.NS_LIST:
# specific namespaces are optional
if ns in as_info["namespaces"]:
# expect a list of dicts with exclusive and regex keys
for regex_obj in as_info["namespaces"][ns]:
if not isinstance(regex_obj, dict):
raise ValueError(
"Expected namespace entry in %s to be an object,"
" but got %s", ns, regex_obj
)
if not isinstance(regex_obj.get("regex"), basestring):
raise ValueError(
"Missing/bad type 'regex' key in %s", regex_obj
)
if not isinstance(regex_obj.get("exclusive"), bool):
raise ValueError(
"Missing/bad type 'exclusive' key in %s", regex_obj
)
return ApplicationService(
token=as_info["as_token"],
url=as_info["url"],
namespaces=as_info["namespaces"],
hs_token=as_info["hs_token"],
sender=user_id,
id=as_info["id"],
)

View File

@ -13,16 +13,13 @@
# See the License for the specific language governing permissions and
# limitations under the License.
import logging
import urllib
import yaml
import simplejson as json
from twisted.internet import defer
from synapse.api.constants import Membership
from synapse.appservice import ApplicationService, AppServiceTransaction
from synapse.config._base import ConfigError
from synapse.appservice import AppServiceTransaction
from synapse.config.appservice import load_appservices
from synapse.storage.roommember import RoomsForUser
from synapse.types import UserID
from ._base import SQLBaseStore
@ -34,7 +31,7 @@ class ApplicationServiceStore(SQLBaseStore):
def __init__(self, hs):
super(ApplicationServiceStore, self).__init__(hs)
self.hostname = hs.hostname
self.services_cache = ApplicationServiceStore.load_appservices(
self.services_cache = load_appservices(
hs.hostname,
hs.config.app_service_config_files
)
@ -144,102 +141,6 @@ class ApplicationServiceStore(SQLBaseStore):
return rooms_for_user_matching_user_id
@classmethod
def _load_appservice(cls, hostname, as_info, config_filename):
required_string_fields = [
"id", "url", "as_token", "hs_token", "sender_localpart"
]
for field in required_string_fields:
if not isinstance(as_info.get(field), basestring):
raise KeyError("Required string field: '%s' (%s)" % (
field, config_filename,
))
localpart = as_info["sender_localpart"]
if urllib.quote(localpart) != localpart:
raise ValueError(
"sender_localpart needs characters which are not URL encoded."
)
user = UserID(localpart, hostname)
user_id = user.to_string()
# namespace checks
if not isinstance(as_info.get("namespaces"), dict):
raise KeyError("Requires 'namespaces' object.")
for ns in ApplicationService.NS_LIST:
# specific namespaces are optional
if ns in as_info["namespaces"]:
# expect a list of dicts with exclusive and regex keys
for regex_obj in as_info["namespaces"][ns]:
if not isinstance(regex_obj, dict):
raise ValueError(
"Expected namespace entry in %s to be an object,"
" but got %s", ns, regex_obj
)
if not isinstance(regex_obj.get("regex"), basestring):
raise ValueError(
"Missing/bad type 'regex' key in %s", regex_obj
)
if not isinstance(regex_obj.get("exclusive"), bool):
raise ValueError(
"Missing/bad type 'exclusive' key in %s", regex_obj
)
return ApplicationService(
token=as_info["as_token"],
url=as_info["url"],
namespaces=as_info["namespaces"],
hs_token=as_info["hs_token"],
sender=user_id,
id=as_info["id"],
)
@classmethod
def load_appservices(cls, hostname, config_files):
"""Returns a list of Application Services from the config files."""
if not isinstance(config_files, list):
logger.warning(
"Expected %s to be a list of AS config files.", config_files
)
return []
# Dicts of value -> filename
seen_as_tokens = {}
seen_ids = {}
appservices = []
for config_file in config_files:
try:
with open(config_file, 'r') as f:
appservice = ApplicationServiceStore._load_appservice(
hostname, yaml.load(f), config_file
)
if appservice.id in seen_ids:
raise ConfigError(
"Cannot reuse ID across application services: "
"%s (files: %s, %s)" % (
appservice.id, config_file, seen_ids[appservice.id],
)
)
seen_ids[appservice.id] = config_file
if appservice.token in seen_as_tokens:
raise ConfigError(
"Cannot reuse as_token across application services: "
"%s (files: %s, %s)" % (
appservice.token,
config_file,
seen_as_tokens[appservice.token],
)
)
seen_as_tokens[appservice.token] = config_file
logger.info("Loaded application service: %s", appservice)
appservices.append(appservice)
except Exception as e:
logger.error("Failed to load appservice from '%s'", config_file)
logger.exception(e)
raise
return appservices
class ApplicationServiceTransactionStore(SQLBaseStore):