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registry.go
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registry.go
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/*
* Copyright (c) 2019-2021. Abstrium SAS <team (at) pydio.com>
* This file is part of Pydio Cells.
*
* Pydio Cells is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Pydio Cells is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with Pydio Cells. If not, see <http://www.gnu.org/licenses/>.
*
* The latest code can be found at <https://pydio.com>.
*/
package auth
import (
"bufio"
"context"
"fmt"
"net"
"net/url"
"os"
"regexp"
"strconv"
"strings"
"sync"
"time"
tools "github.com/go-sql-driver/mysql"
"github.com/gobuffalo/pop/v6"
"github.com/ory/fosite"
"github.com/ory/hydra/client"
"github.com/ory/hydra/driver"
"github.com/ory/hydra/jwk"
"github.com/ory/x/logrusx"
"github.com/ory/x/sqlcon"
"github.com/pkg/errors"
"github.com/sirupsen/logrus"
"go.uber.org/zap"
"github.com/pydio/cells/v4/common/config"
"github.com/pydio/cells/v4/common/crypto"
"github.com/pydio/cells/v4/common/log"
"github.com/pydio/cells/v4/common/proto/install"
servicecontext "github.com/pydio/cells/v4/common/service/context"
"github.com/pydio/cells/v4/common/utils/configx"
json "github.com/pydio/cells/v4/common/utils/jsonx"
"github.com/pydio/cells/v4/common/utils/std"
)
var (
reg driver.Registry
once = &sync.Once{}
syncLock = &sync.Mutex{}
logrusLogger *logrus.Logger
logrusOnce = &sync.Once{}
onRegistryInits []func()
)
type HydraJwkMigration struct {
Id string `db:"id"`
AppliedAt time.Time `db:"applied_at"`
}
func (hjm *HydraJwkMigration) TableName() string {
return "hydra_jwk_migration"
}
type HydraJwk struct {
Pk uint `db:"pk"`
Sid string `db:"sid"`
Kid string `db:"kid"`
Version uint `db:"version"`
KeyData string `db:"keydata"`
CreatedAt time.Time `db:"created_at"`
}
func (hj HydraJwk) TableName() string {
return "hydra_jwk"
}
func CheckCollation(conn *pop.Connection, dbName string) (bool, error) {
type CollationRow struct {
TableName string `db:"table_name"`
TableCollation string `db:"table_collation"`
}
c, err := conn.RawQuery("SELECT TABLE_NAME, TABLE_COLLATION" +
" FROM INFORMATION_SCHEMA.TABLES tbl" +
" WHERE TABLE_SCHEMA='" + dbName + "' AND TABLE_TYPE='BASE TABLE'" +
" AND TABLE_NAME NOT LIKE '%_migrations'" +
" AND TABLE_NAME NOT LIKE '%_migration'" +
" AND TABLE_COLLATION NOT LIKE 'ascii%'" +
" AND TABLE_COLLATION NOT LIKE CONCAT(@@CHARACTER_SET_DATABASE, '%')").Count(&CollationRow{})
return c > 0, err
}
func InitRegistry(ctx context.Context, dbServiceName string) (e error) {
logger := log.Logger(ctx)
if locker := servicecontext.GetRegistry(ctx).NewLocker("oauthinit"); locker != nil {
locker.Lock()
defer locker.Unlock()
}
once.Do(func() {
var dbName string
reg, dbName, e = createSqlRegistryForConf(dbServiceName, defaultConf)
if e != nil {
logger.Error("Cannot init registryFromDSN", zap.Error(e))
}
p := reg.Persister()
conn := p.Connection(context.Background())
e = std.Retry(ctx, func() error {
if err := conn.Open(); err != nil {
logger.Error("Could not open the database connection, retrying in 10 seconds", zap.Error(e))
return err
}
// Part of v3 => v4 migration: we must clear existing JWK entries, as system.secret formatting changed.
if _, err := conn.Q().Count(&HydraJwkMigration{}); err == nil {
logger.Info("Detected HydraJwkMigration - We are migrating from a v3 version - You may be disconnected after that!")
if collIssue, err := CheckCollation(conn, dbName); err != nil {
logger.Warn("Error while checking tables collation: " + err.Error())
return err
} else if collIssue {
logger.Error("Stopping all migrations as some tables may have collations differing from the database defaults. This may break migrations and foreign keys.")
return fmt.Errorf("wrong collation")
}
var raws []*HydraJwk
if er := conn.Where("sid = 'hydra.openid.id-token'").All(&raws); er == nil {
for _, raw := range raws {
logger.Warn("Found a Legacy JWK - Will be removed (" + raw.Kid + ")")
}
if e := conn.RawQuery("DELETE FROM hydra_jwk WHERE sid='hydra.openid.id-token'").Exec(); e != nil {
logger.Error("Error while truncating hydra_jwk", zap.Error(e))
} else {
logger.Info("Removed legacy JWKs from hydra_jwk")
}
}
} else if _, ok := err.(net.Error); ok {
// Retry if we deal with a network error
logger.Warn("[SQL] Server does not answer yet, will retry in 10 seconds...")
return err
}
// convert migration tables
if err := p.PrepareMigration(context.Background()); err != nil {
logger.Error("Could not convert the migration table", zap.Error(err))
return err
}
status, err := p.MigrationStatus(context.Background())
if err != nil {
logger.Error("Could not get the migration status", zap.Error(err))
return err
}
if status.HasPending() {
// apply migrations
start := time.Now()
logger.Info("Applying migrations for oauth if required")
if err := p.MigrateUp(context.Background()); err != nil {
e = err
logger.Error("Could not apply migrations", zap.Error(err))
return err
}
logger.Info("Finished in ", zap.Duration("elapsed ", time.Now().Sub(start)))
} else {
if err := jwk.EnsureAsymmetricKeypairExists(ctx, reg, "RS256", "hydra.openid.id-token"); err != nil {
logger.Error("***************************************************************")
logger.Error("Could not ensure that signing keys are correct! ")
logger.Error("This may indicate a missing or changed secret config.")
logger.Error(" => You have to empty the 'hydra_jwk' SQL table. ")
logger.Error(" => This will invalidate all existing authentication tokens. ")
logger.Error("***************************************************************")
// e = errors.Wrap(e, "Could not ensure that signing keys are correct!")
return err
}
}
return nil
}, 10*time.Second, 10*time.Minute)
RegisterOryProvider(reg.WithConfig(defaultConf.GetProvider()).OAuth2Provider())
})
if e != nil {
return
}
if e = syncClients(context.Background(), reg.ClientManager(), defaultConf.Clients()); e != nil {
logger.Warn("Failed to sync clients", zap.Error(e))
return
}
for _, onRegistryInit := range onRegistryInits {
onRegistryInit()
}
return nil
}
func OnRegistryInit(f func()) {
onRegistryInits = append(onRegistryInits, f)
}
func getLogrusLogger(serviceName string) *logrus.Logger {
logrusOnce.Do(func() {
logCtx := servicecontext.WithServiceName(context.Background(), serviceName)
r, w, _ := os.Pipe()
go func() {
scanner := bufio.NewScanner(r)
for scanner.Scan() {
line := scanner.Text()
var logged map[string]interface{}
level := "info"
message := line
if strings.Contains(line, "An error occurred while checking for the legacy migration table, maybe it does not exist yet? Trying to create.") {
continue
}
if strings.Contains(line, "Migration has not been applied but it might be a legacy migration, investigating.") {
continue
}
var fields []zap.Field
if e := json.Unmarshal([]byte(line), &logged); e == nil {
if l, o := logged["level"]; o {
level = l.(string)
}
if m, o := logged["msg"]; o {
message = m.(string)
if strings.HasPrefix(message, "JSON Web Key Set") {
message += " This can take some time"
}
}
if e, o := logged["error"]; o {
if oMap, ok := e.(map[string]interface{}); ok && oMap["debug"] != "" {
level = "debug"
}
}
}
for k, v := range logged {
if k == "msg" || k == "level" || k == "time" || k == "service_name" || k == "audience" || k == "service_version" {
continue
}
fields = append(fields, zap.Any(k, v))
if level == "debug" && strings.Contains(message, "migration") {
level = "info"
}
}
// Special case
if strings.Contains(message, "No tracer configured") {
level = "debug"
}
switch level {
case "debug":
log.Logger(logCtx).Debug(message, fields...)
case "warn":
log.Logger(logCtx).Warn(message, fields...)
case "info":
log.Logger(logCtx).Info(message, fields...)
default:
log.Logger(logCtx).Info(message, fields...)
}
}
}()
logrusLogger = logrus.New()
logrusLogger.SetOutput(w)
})
return logrusLogger
}
func createSqlRegistryForConf(serviceName string, conf ConfigurationProvider) (driver.Registry, string, error) {
lx := logrusx.New(
serviceName,
"1",
logrusx.UseLogger(getLogrusLogger(serviceName)),
logrusx.ForceLevel(logrus.DebugLevel),
logrusx.ForceFormat("json"),
)
cfg := conf.GetProvider()
dbDriver, dbDSN := config.GetDatabase(serviceName)
mysqlConfig, err := tools.ParseDSN(dbDSN)
if err != nil {
return nil, "", err
}
if ssl, ok := mysqlConfig.Params["ssl"]; ok && ssl == "true" {
u := &url.URL{}
q := u.Query()
q.Add(crypto.KeyCertStoreName, mysqlConfig.Params[crypto.KeyCertStoreName])
q.Add(crypto.KeyCertInsecureHost, mysqlConfig.Params[crypto.KeyCertInsecureHost])
q.Add(crypto.KeyCertUUID, mysqlConfig.Params[crypto.KeyCertUUID])
q.Add(crypto.KeyCertKeyUUID, mysqlConfig.Params[crypto.KeyCertKeyUUID])
q.Add(crypto.KeyCertCAUUID, mysqlConfig.Params[crypto.KeyCertCAUUID])
u.RawQuery = q.Encode()
tlsConfig, err := crypto.TLSConfigFromURL(u)
if err != nil {
return nil, "", err
}
if tlsConfig != nil {
delete(mysqlConfig.Params, "ssl")
delete(mysqlConfig.Params, crypto.KeyCertStoreName)
delete(mysqlConfig.Params, crypto.KeyCertInsecureHost)
delete(mysqlConfig.Params, crypto.KeyCertUUID)
delete(mysqlConfig.Params, crypto.KeyCertKeyUUID)
delete(mysqlConfig.Params, crypto.KeyCertCAUUID)
tools.RegisterTLSConfig("cells", tlsConfig)
mysqlConfig.TLSConfig = "cells"
dbDSN = mysqlConfig.FormatDSN()
}
}
_ = cfg.Set("dsn", fmt.Sprintf("%s://%s", dbDriver, dbDSN))
reg, e := driver.NewRegistryFromDSN(context.Background(), cfg, lx)
if e != nil {
return nil, "", e
}
return reg.WithConfig(conf.GetProvider()), mysqlConfig.DBName, nil
}
func GetRegistry() driver.Registry {
return reg
}
func DuplicateRegistryForConf(refService string, c ConfigurationProvider) (driver.Registry, error) {
r, _, e := createSqlRegistryForConf(refService, c)
return r, e
}
func GetRegistrySQL() *driver.RegistrySQL {
return reg.(*driver.RegistrySQL)
}
func syncClients(ctx context.Context, s client.Storage, c configx.Scanner) error {
var clients []*client.Client
if c == nil {
return nil
}
syncLock.Lock()
defer syncLock.Unlock()
if err := c.Scan(&clients); err != nil {
return err
}
n, err := s.CountClients(ctx)
if err != nil {
return err
}
var old []client.Client
if n > 0 {
if o, err := s.GetClients(ctx, client.Filter{Offset: 0, Limit: n}); err != nil {
return err
} else {
old = o
}
}
sites, _ := config.LoadSites()
for _, cli := range clients {
_, err := s.GetClient(ctx, cli.GetID())
var redirectURIs []string
for _, r := range cli.RedirectURIs {
tt := rangeFromStr(r)
for _, t := range tt {
vv := varsFromStr(t, sites)
redirectURIs = append(redirectURIs, vv...)
}
}
cli.RedirectURIs = redirectURIs
if cli.Secret == "" {
cli.TokenEndpointAuthMethod = "none"
}
if errors.Cause(err) == sqlcon.ErrNoRows {
// Let's create it
if err := s.CreateClient(ctx, cli); err != nil {
return err
}
} else {
if err := s.UpdateClient(ctx, cli); err != nil {
return err
}
}
var cleanOld []client.Client
for _, o := range old {
if o.GetID() == cli.GetID() {
continue
}
cleanOld = append(cleanOld, o)
}
old = cleanOld
}
for _, cli := range old {
if err := s.DeleteClient(ctx, cli.GetID()); err != nil {
return err
}
}
return nil
}
func rangeFromStr(s string) []string {
var res []string
re := regexp.MustCompile(`\[([0-9]+)-([0-9]+)\]`)
r := re.FindStringSubmatch(s)
if len(r) < 3 {
return []string{s}
}
min, err := strconv.Atoi(r[1])
if err != nil {
return []string{s}
}
max, err := strconv.Atoi(r[2])
if err != nil {
return []string{s}
}
if min > max {
return []string{s}
}
for {
if min > max {
break
}
res = append(res, re.ReplaceAllString(s, strconv.Itoa(min)))
min = min + 1
}
return res
}
func varsFromStr(s string, sites []*install.ProxyConfig) []string {
var res []string
defaultBind := ""
if len(sites) > 0 {
defaultBind = config.GetDefaultSiteURL(sites...)
}
if strings.Contains(s, "#default_bind#") {
res = append(res, strings.ReplaceAll(s, "#default_bind#", defaultBind))
} else if strings.Contains(s, "#binds...#") {
for _, si := range sites {
for _, u := range si.GetExternalUrls() {
res = append(res, strings.ReplaceAll(s, "#binds...#", u.String()))
}
}
} else if strings.Contains(s, "#insecure_binds...") {
for _, si := range sites {
for _, u := range si.GetExternalUrls() {
if !fosite.IsRedirectURISecure(u) {
res = append(res, strings.ReplaceAll(s, "#insecure_binds...#", u.String()))
}
}
}
} else {
res = append(res, s)
}
return res
}