mirror of
https://github.com/hoernschen/dendrite.git
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437 lines
13 KiB
Go
437 lines
13 KiB
Go
// Copyright 2022 The Matrix.org Foundation C.I.C.
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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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package postgres
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import (
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"context"
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"database/sql"
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"time"
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"github.com/lib/pq"
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"github.com/matrix-org/dendrite/internal"
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"github.com/matrix-org/dendrite/internal/sqlutil"
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"github.com/matrix-org/dendrite/userapi/api"
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"github.com/matrix-org/dendrite/userapi/storage/tables"
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"github.com/matrix-org/dendrite/userapi/types"
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"github.com/matrix-org/gomatrixserverlib"
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"github.com/sirupsen/logrus"
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)
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const userDailyVisitsSchema = `
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CREATE TABLE IF NOT EXISTS userapi_daily_visits (
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localpart TEXT NOT NULL,
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device_id TEXT NOT NULL,
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timestamp BIGINT NOT NULL,
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user_agent TEXT
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);
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-- Device IDs and timestamp must be unique for a given user per day
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CREATE UNIQUE INDEX IF NOT EXISTS userapi_daily_visits_localpart_device_timestamp_idx ON userapi_daily_visits(localpart, device_id, timestamp);
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CREATE INDEX IF NOT EXISTS userapi_daily_visits_timestamp_idx ON userapi_daily_visits(timestamp);
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CREATE INDEX IF NOT EXISTS userapi_daily_visits_localpart_timestamp_idx ON userapi_daily_visits(localpart, timestamp);
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`
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const countUsersLastSeenAfterSQL = "" +
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"SELECT COUNT(*) FROM (" +
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" SELECT localpart FROM device_devices WHERE last_seen_ts > $1 " +
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" GROUP BY localpart" +
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" ) u"
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// Note on the following countR30UsersSQL and countR30UsersV2SQL: The different checks are intentional.
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// This is to ensure the values reported by Dendrite are the same as by Synapse.
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// Queries are taken from: https://github.com/matrix-org/synapse/blob/9ce51a47f6e37abd0a1275281806399d874eb026/synapse/storage/databases/main/stats.py
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/*
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R30Users counts the number of 30 day retained users, defined as:
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- Users who have created their accounts more than 30 days ago
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- Where last seen at most 30 days ago
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- Where account creation and last_seen are > 30 days apart
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*/
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const countR30UsersSQL = `
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SELECT platform, COUNT(*) FROM (
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SELECT users.localpart, platform, users.created_ts, MAX(uip.last_seen_ts)
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FROM account_accounts users
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INNER JOIN
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(SELECT
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localpart, last_seen_ts,
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CASE
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WHEN user_agent LIKE '%%Android%%' THEN 'android'
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WHEN user_agent LIKE '%%iOS%%' THEN 'ios'
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WHEN user_agent LIKE '%%Electron%%' THEN 'electron'
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WHEN user_agent LIKE '%%Mozilla%%' THEN 'web'
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WHEN user_agent LIKE '%%Gecko%%' THEN 'web'
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ELSE 'unknown'
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END
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AS platform
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FROM device_devices
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) uip
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ON users.localpart = uip.localpart
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AND users.account_type <> 4
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AND users.created_ts < $1
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AND uip.last_seen_ts > $1
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AND (uip.last_seen_ts) - users.created_ts > $2
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GROUP BY users.localpart, platform, users.created_ts
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) u GROUP BY PLATFORM
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`
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/*
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R30UsersV2 counts the number of 30 day retained users, defined as users that:
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- Appear more than once in the past 60 days
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- Have more than 30 days between the most and least recent appearances that occurred in the past 60 days.
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*/
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const countR30UsersV2SQL = `
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SELECT
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client_type,
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count(client_type)
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FROM
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(
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SELECT
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localpart,
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CASE
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WHEN
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LOWER(user_agent) LIKE '%%riot%%' OR
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LOWER(user_agent) LIKE '%%element%%'
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THEN CASE
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WHEN LOWER(user_agent) LIKE '%%electron%%' THEN 'electron'
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WHEN LOWER(user_agent) LIKE '%%android%%' THEN 'android'
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WHEN LOWER(user_agent) LIKE '%%ios%%' THEN 'ios'
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ELSE 'unknown'
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END
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WHEN LOWER(user_agent) LIKE '%%mozilla%%' OR LOWER(user_agent) LIKE '%%gecko%%' THEN 'web'
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ELSE 'unknown'
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END as client_type
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FROM userapi_daily_visits
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WHERE timestamp > $1 AND timestamp < $2
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GROUP BY localpart, client_type
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HAVING max(timestamp) - min(timestamp) > $3
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) AS temp
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GROUP BY client_type
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`
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const countUserByAccountTypeSQL = `
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SELECT COUNT(*) FROM account_accounts WHERE account_type = ANY($1)
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`
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// $1 = All non guest AccountType IDs
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// $2 = Guest AccountType
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const countRegisteredUserByTypeStmt = `
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SELECT user_type, COUNT(*) AS count FROM (
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SELECT
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CASE
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WHEN account_type = ANY($1) AND appservice_id IS NULL THEN 'native'
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WHEN account_type = $2 AND appservice_id IS NULL THEN 'guest'
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WHEN account_type = ANY($1) AND appservice_id IS NOT NULL THEN 'bridged'
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END AS user_type
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FROM account_accounts
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WHERE created_ts > $3
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) AS t GROUP BY user_type
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`
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// account_type 1 = users; 3 = admins
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const updateUserDailyVisitsSQL = `
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INSERT INTO userapi_daily_visits(localpart, device_id, timestamp, user_agent)
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SELECT u.localpart, u.device_id, $1, MAX(u.user_agent)
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FROM device_devices AS u
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LEFT JOIN (
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SELECT localpart, device_id, timestamp FROM userapi_daily_visits
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WHERE timestamp = $1
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) udv
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ON u.localpart = udv.localpart AND u.device_id = udv.device_id
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INNER JOIN device_devices d ON d.localpart = u.localpart
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INNER JOIN account_accounts a ON a.localpart = u.localpart
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WHERE $2 <= d.last_seen_ts AND d.last_seen_ts < $3
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AND a.account_type in (1, 3)
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GROUP BY u.localpart, u.device_id
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ON CONFLICT (localpart, device_id, timestamp) DO NOTHING
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;
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`
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const queryDBEngineVersion = "SHOW server_version;"
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type statsStatements struct {
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serverName gomatrixserverlib.ServerName
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lastUpdate time.Time
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countUsersLastSeenAfterStmt *sql.Stmt
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countR30UsersStmt *sql.Stmt
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countR30UsersV2Stmt *sql.Stmt
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updateUserDailyVisitsStmt *sql.Stmt
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countUserByAccountTypeStmt *sql.Stmt
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countRegisteredUserByTypeStmt *sql.Stmt
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dbEngineVersionStmt *sql.Stmt
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}
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func NewPostgresStatsTable(db *sql.DB, serverName gomatrixserverlib.ServerName) (tables.StatsTable, error) {
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s := &statsStatements{
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serverName: serverName,
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lastUpdate: time.Now(),
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}
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_, err := db.Exec(userDailyVisitsSchema)
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if err != nil {
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return nil, err
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}
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go s.startTimers()
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return s, sqlutil.StatementList{
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{&s.countUsersLastSeenAfterStmt, countUsersLastSeenAfterSQL},
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{&s.countR30UsersStmt, countR30UsersSQL},
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{&s.countR30UsersV2Stmt, countR30UsersV2SQL},
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{&s.updateUserDailyVisitsStmt, updateUserDailyVisitsSQL},
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{&s.countUserByAccountTypeStmt, countUserByAccountTypeSQL},
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{&s.countRegisteredUserByTypeStmt, countRegisteredUserByTypeStmt},
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{&s.dbEngineVersionStmt, queryDBEngineVersion},
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}.Prepare(db)
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}
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func (s *statsStatements) startTimers() {
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var updateStatsFunc func()
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updateStatsFunc = func() {
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logrus.Infof("Executing UpdateUserDailyVisits")
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if err := s.UpdateUserDailyVisits(context.Background(), nil, time.Now(), s.lastUpdate); err != nil {
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logrus.WithError(err).Error("failed to update daily user visits")
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}
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time.AfterFunc(time.Hour*3, updateStatsFunc)
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}
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time.AfterFunc(time.Minute*5, updateStatsFunc)
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}
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func (s *statsStatements) allUsers(ctx context.Context, txn *sql.Tx) (result int64, err error) {
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stmt := sqlutil.TxStmt(txn, s.countUserByAccountTypeStmt)
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err = stmt.QueryRowContext(ctx,
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pq.Int64Array{
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int64(api.AccountTypeUser),
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int64(api.AccountTypeGuest),
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int64(api.AccountTypeAdmin),
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int64(api.AccountTypeAppService),
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},
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).Scan(&result)
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return
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}
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func (s *statsStatements) nonBridgedUsers(ctx context.Context, txn *sql.Tx) (result int64, err error) {
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stmt := sqlutil.TxStmt(txn, s.countUserByAccountTypeStmt)
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err = stmt.QueryRowContext(ctx,
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pq.Int64Array{
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int64(api.AccountTypeUser),
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int64(api.AccountTypeGuest),
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int64(api.AccountTypeAdmin),
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},
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).Scan(&result)
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return
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}
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func (s *statsStatements) registeredUserByType(ctx context.Context, txn *sql.Tx) (map[string]int64, error) {
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stmt := sqlutil.TxStmt(txn, s.countRegisteredUserByTypeStmt)
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registeredAfter := time.Now().AddDate(0, 0, -30)
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rows, err := stmt.QueryContext(ctx,
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pq.Int64Array{
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int64(api.AccountTypeUser),
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int64(api.AccountTypeAdmin),
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int64(api.AccountTypeAppService),
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},
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api.AccountTypeGuest,
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gomatrixserverlib.AsTimestamp(registeredAfter),
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)
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if err != nil {
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return nil, err
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}
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defer internal.CloseAndLogIfError(ctx, rows, "RegisteredUserByType: failed to close rows")
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var userType string
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var count int64
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var result = make(map[string]int64)
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for rows.Next() {
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if err = rows.Scan(&userType, &count); err != nil {
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return nil, err
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}
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result[userType] = count
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}
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return result, rows.Err()
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}
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func (s *statsStatements) dailyUsers(ctx context.Context, txn *sql.Tx) (result int64, err error) {
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stmt := sqlutil.TxStmt(txn, s.countUsersLastSeenAfterStmt)
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lastSeenAfter := time.Now().AddDate(0, 0, -1)
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err = stmt.QueryRowContext(ctx,
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gomatrixserverlib.AsTimestamp(lastSeenAfter),
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).Scan(&result)
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return
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}
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func (s *statsStatements) monthlyUsers(ctx context.Context, txn *sql.Tx) (result int64, err error) {
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stmt := sqlutil.TxStmt(txn, s.countUsersLastSeenAfterStmt)
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lastSeenAfter := time.Now().AddDate(0, 0, -30)
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err = stmt.QueryRowContext(ctx,
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gomatrixserverlib.AsTimestamp(lastSeenAfter),
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).Scan(&result)
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return
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}
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/*
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R30Users counts the number of 30 day retained users, defined as:
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- Users who have created their accounts more than 30 days ago
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- Where last seen at most 30 days ago
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- Where account creation and last_seen are > 30 days apart
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*/
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func (s *statsStatements) r30Users(ctx context.Context, txn *sql.Tx) (map[string]int64, error) {
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stmt := sqlutil.TxStmt(txn, s.countR30UsersStmt)
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lastSeenAfter := time.Now().AddDate(0, 0, -30)
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diff := time.Hour * 24 * 30
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rows, err := stmt.QueryContext(ctx,
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gomatrixserverlib.AsTimestamp(lastSeenAfter),
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diff.Milliseconds(),
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)
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if err != nil {
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return nil, err
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}
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defer internal.CloseAndLogIfError(ctx, rows, "R30Users: failed to close rows")
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var platform string
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var count int64
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var result = make(map[string]int64)
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for rows.Next() {
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if err = rows.Scan(&platform, &count); err != nil {
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return nil, err
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}
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if platform == "unknown" {
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continue
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}
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result["all"] += count
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result[platform] = count
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}
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return result, rows.Err()
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}
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/*
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R30UsersV2 counts the number of 30 day retained users, defined as users that:
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- Appear more than once in the past 60 days
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- Have more than 30 days between the most and least recent appearances that occurred in the past 60 days.
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*/
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func (s *statsStatements) r30UsersV2(ctx context.Context, txn *sql.Tx) (map[string]int64, error) {
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stmt := sqlutil.TxStmt(txn, s.countR30UsersV2Stmt)
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sixtyDaysAgo := time.Now().AddDate(0, 0, -60)
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diff := time.Hour * 24 * 30
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tomorrow := time.Now().Add(time.Hour * 24)
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rows, err := stmt.QueryContext(ctx,
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gomatrixserverlib.AsTimestamp(sixtyDaysAgo),
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gomatrixserverlib.AsTimestamp(tomorrow),
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diff.Milliseconds(),
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)
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if err != nil {
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return nil, err
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}
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defer internal.CloseAndLogIfError(ctx, rows, "R30UsersV2: failed to close rows")
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var platform string
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var count int64
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var result = map[string]int64{
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"ios": 0,
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"android": 0,
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"web": 0,
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"electron": 0,
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"all": 0,
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}
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for rows.Next() {
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if err = rows.Scan(&platform, &count); err != nil {
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return nil, err
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}
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if _, ok := result[platform]; !ok {
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continue
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}
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result["all"] += count
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result[platform] = count
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}
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return result, rows.Err()
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}
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// UserStatistics collects some information about users on this instance.
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// Returns the stats itself as well as the database engine version and type.
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// On error, returns the stats collected up to the error.
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func (s *statsStatements) UserStatistics(ctx context.Context, txn *sql.Tx) (*types.UserStatistics, *types.DatabaseEngine, error) {
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var (
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stats = &types.UserStatistics{
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R30UsersV2: map[string]int64{
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"ios": 0,
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"android": 0,
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"web": 0,
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"electron": 0,
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"all": 0,
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},
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R30Users: map[string]int64{},
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RegisteredUsersByType: map[string]int64{},
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}
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dbEngine = &types.DatabaseEngine{Engine: "Postgres", Version: "unknown"}
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err error
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)
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stats.AllUsers, err = s.allUsers(ctx, txn)
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if err != nil {
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return stats, dbEngine, err
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}
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stats.DailyUsers, err = s.dailyUsers(ctx, txn)
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if err != nil {
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return stats, dbEngine, err
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}
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stats.MonthlyUsers, err = s.monthlyUsers(ctx, txn)
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if err != nil {
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return stats, dbEngine, err
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}
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stats.R30Users, err = s.r30Users(ctx, txn)
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if err != nil {
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return stats, dbEngine, err
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}
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stats.R30UsersV2, err = s.r30UsersV2(ctx, txn)
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if err != nil {
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return stats, dbEngine, err
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}
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stats.NonBridgedUsers, err = s.nonBridgedUsers(ctx, txn)
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if err != nil {
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return stats, dbEngine, err
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}
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stats.RegisteredUsersByType, err = s.registeredUserByType(ctx, txn)
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if err != nil {
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return stats, dbEngine, err
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}
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stmt := sqlutil.TxStmt(txn, s.dbEngineVersionStmt)
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err = stmt.QueryRowContext(ctx).Scan(&dbEngine.Version)
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return stats, dbEngine, err
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}
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func (s *statsStatements) UpdateUserDailyVisits(
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ctx context.Context, txn *sql.Tx,
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startTime, lastUpdate time.Time,
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) error {
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stmt := sqlutil.TxStmt(txn, s.updateUserDailyVisitsStmt)
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startTime = startTime.Truncate(time.Hour * 24)
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// edge case
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if startTime.After(s.lastUpdate) {
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startTime = startTime.AddDate(0, 0, -1)
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}
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_, err := stmt.ExecContext(ctx,
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gomatrixserverlib.AsTimestamp(startTime),
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gomatrixserverlib.AsTimestamp(lastUpdate),
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gomatrixserverlib.AsTimestamp(time.Now()),
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)
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if err == nil {
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s.lastUpdate = time.Now()
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}
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return err
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}
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