after a few rethinks, a working implementation of pushers.

This commit is contained in:
David Baker 2014-12-18 14:49:22 +00:00
parent 88af58d41d
commit 9728c305a3
8 changed files with 158 additions and 73 deletions

View file

@ -195,6 +195,51 @@ class SQLBaseStore(object):
txn.execute(sql, values.values())
return txn.lastrowid
def _simple_upsert(self, table, keyvalues, values):
"""
:param table: The table to upsert into
:param keyvalues: Dict of the unique key tables and their new values
:param values: Dict of all the nonunique columns and their new values
:return: A deferred
"""
return self.runInteraction(
"_simple_upsert",
self._simple_upsert_txn, table, keyvalues, values
)
def _simple_upsert_txn(self, txn, table, keyvalues, values):
# Try to update
sql = "UPDATE %s SET %s WHERE %s" % (
table,
", ".join("%s = ?" % (k) for k in values),
" AND ".join("%s = ?" % (k) for k in keyvalues)
)
sqlargs = values.values() + keyvalues.values()
logger.debug(
"[SQL] %s Args=%s",
sql, sqlargs,
)
txn.execute(sql, sqlargs)
if txn.rowcount == 0:
# We didn't update and rows so insert a new one
allvalues = {}
allvalues.update(keyvalues)
allvalues.update(values)
sql = "INSERT INTO %s (%s) VALUES (%s)" % (
table,
", ".join(k for k in allvalues),
", ".join("?" for _ in allvalues)
)
logger.debug(
"[SQL] %s Args=%s",
sql, keyvalues.values(),
)
txn.execute(sql, allvalues.values())
def _simple_select_one(self, table, keyvalues, retcols,
allow_none=False):
"""Executes a SELECT query on the named table, which is expected to

View file

@ -28,16 +28,18 @@ logger = logging.getLogger(__name__)
class PusherStore(SQLBaseStore):
@defer.inlineCallbacks
def get_all_pushers_after_id(self, min_id):
def get_pushers_by_app_id_and_pushkey(self, app_id_and_pushkey):
sql = (
"SELECT id, user_name, kind, app_id, app_instance_id,"
"SELECT id, user_name, kind, app_id,"
"app_display_name, device_display_name, pushkey, data, "
"last_token, last_success, failing_since "
"FROM pushers "
"WHERE id > ?"
"WHERE app_id = ? AND pushkey = ?"
)
rows = yield self._execute(None, sql, min_id)
rows = yield self._execute(
None, sql, app_id_and_pushkey[0], app_id_and_pushkey[1]
)
ret = [
{
@ -45,14 +47,43 @@ class PusherStore(SQLBaseStore):
"user_name": r[1],
"kind": r[2],
"app_id": r[3],
"app_instance_id": r[4],
"app_display_name": r[5],
"device_display_name": r[6],
"pushkey": r[7],
"data": r[8],
"last_token": r[9],
"last_success": r[10],
"failing_since": r[11]
"app_display_name": r[4],
"device_display_name": r[5],
"pushkey": r[6],
"data": r[7],
"last_token": r[8],
"last_success": r[9],
"failing_since": r[10]
}
for r in rows
]
defer.returnValue(ret[0])
@defer.inlineCallbacks
def get_all_pushers(self):
sql = (
"SELECT id, user_name, kind, app_id,"
"app_display_name, device_display_name, pushkey, data, "
"last_token, last_success, failing_since "
"FROM pushers"
)
rows = yield self._execute(None, sql)
ret = [
{
"id": r[0],
"user_name": r[1],
"kind": r[2],
"app_id": r[3],
"app_display_name": r[4],
"device_display_name": r[5],
"pushkey": r[6],
"data": r[7],
"last_token": r[8],
"last_success": r[9],
"failing_since": r[10]
}
for r in rows
]
@ -60,21 +91,22 @@ class PusherStore(SQLBaseStore):
defer.returnValue(ret)
@defer.inlineCallbacks
def add_pusher(self, user_name, kind, app_id, app_instance_id,
def add_pusher(self, user_name, kind, app_id,
app_display_name, device_display_name, pushkey, data):
try:
yield self._simple_insert(PushersTable.table_name, dict(
user_name=user_name,
kind=kind,
app_id=app_id,
app_instance_id=app_instance_id,
app_display_name=app_display_name,
device_display_name=device_display_name,
pushkey=pushkey,
data=data
))
except IntegrityError:
raise StoreError(409, "Pushkey in use.")
yield self._simple_upsert(
PushersTable.table_name,
dict(
app_id=app_id,
pushkey=pushkey,
),
dict(
user_name=user_name,
kind=kind,
app_display_name=app_display_name,
device_display_name=device_display_name,
data=data
))
except Exception as e:
logger.error("create_pusher with failed: %s", e)
raise StoreError(500, "Problem creating pusher.")
@ -113,7 +145,6 @@ class PushersTable(Table):
"user_name",
"kind",
"app_id",
"app_instance_id",
"app_display_name",
"device_display_name",
"pushkey",

View file

@ -18,7 +18,6 @@ CREATE TABLE IF NOT EXISTS pushers (
user_name TEXT NOT NULL,
kind varchar(8) NOT NULL,
app_id varchar(64) NOT NULL,
app_instance_id varchar(64) NOT NULL,
app_display_name varchar(64) NOT NULL,
device_display_name varchar(128) NOT NULL,
pushkey blob NOT NULL,
@ -27,5 +26,5 @@ CREATE TABLE IF NOT EXISTS pushers (
last_success BIGINT,
failing_since BIGINT,
FOREIGN KEY(user_name) REFERENCES users(name),
UNIQUE (user_name, pushkey)
UNIQUE (app_id, pushkey)
);

View file

@ -18,7 +18,6 @@ CREATE TABLE IF NOT EXISTS pushers (
user_name TEXT NOT NULL,
kind varchar(8) NOT NULL,
app_id varchar(64) NOT NULL,
app_instance_id varchar(64) NOT NULL,
app_display_name varchar(64) NOT NULL,
device_display_name varchar(128) NOT NULL,
pushkey blob NOT NULL,
@ -27,5 +26,5 @@ CREATE TABLE IF NOT EXISTS pushers (
last_success BIGINT,
failing_since BIGINT,
FOREIGN KEY(user_name) REFERENCES users(name),
UNIQUE (user_name, pushkey)
UNIQUE (app_id, pushkey)
);