fix: improve startup times by initializing projection tables during setup (#4642)

* fix: improve startup times by initializing projections table during setup

* add missing file

cmd/build/info.go

@@ -3,7 +3,7 @@ package build
 import "time"
 
 var (
-	version  = ""
+	version  = time.Now().Format(time.RFC3339)
 	commit   = ""
 	date     = ""
 	dateTime time.Time

cmd/setup/config.go

@@ -15,6 +15,7 @@ import (
 	"github.com/zitadel/zitadel/internal/crypto"
 	"github.com/zitadel/zitadel/internal/database"
 	"github.com/zitadel/zitadel/internal/id"
+	"github.com/zitadel/zitadel/internal/query/projection"
 )
 
 type Config struct {
@@ -28,6 +29,7 @@ type Config struct {
 	EncryptionKeys  *encryptionKeyConfig
 	DefaultInstance command.InstanceSetup
 	Machine         *id.Config
+	Projections     projection.Config
 }
 
 func MustNewConfig(v *viper.Viper) *Config {

cmd/setup/projections.go

@@ -0,0 +1,31 @@
+package setup
+
+import (
+	"context"
+
+	"github.com/zitadel/zitadel/internal/eventstore"
+	"github.com/zitadel/zitadel/internal/query/projection"
+)
+
+type projectionTables struct {
+	es             *eventstore.Eventstore
+	currentVersion string
+
+	Version string `json:"version"`
+}
+
+func (mig *projectionTables) SetLastExecution(lastRun map[string]interface{}) {
+	mig.currentVersion, _ = lastRun["version"].(string)
+}
+
+func (mig *projectionTables) Check() bool {
+	return mig.currentVersion != mig.Version
+}
+
+func (mig *projectionTables) Execute(ctx context.Context) error {
+	return projection.Init(ctx)
+}
+
+func (mig *projectionTables) String() string {
+	return "projection_tables"
+}

cmd/setup/setup.go

@@ -8,11 +8,13 @@ import (
 	"github.com/spf13/viper"
 	"github.com/zitadel/logging"
 
+	"github.com/zitadel/zitadel/cmd/build"
 	"github.com/zitadel/zitadel/cmd/key"
 	"github.com/zitadel/zitadel/cmd/tls"
 	"github.com/zitadel/zitadel/internal/database"
 	"github.com/zitadel/zitadel/internal/eventstore"
 	"github.com/zitadel/zitadel/internal/migration"
+	"github.com/zitadel/zitadel/internal/query/projection"
 )
 
 var (
@@ -54,6 +56,7 @@ func Flags(cmd *cobra.Command) {
 }
 
 func Setup(config *Config, steps *Steps, masterKey string) {
+	ctx := context.Background()
 	logging.Info("setup started")
 
 	dbClient, err := database.Connect(config.Database, false)
@@ -80,6 +83,9 @@ func Setup(config *Config, steps *Steps, masterKey string) {
 
 	steps.s4EventstoreIndexes = &EventstoreIndexes{dbClient: dbClient, dbType: config.Database.Type()}
 
+	err = projection.Create(ctx, dbClient, eventstoreClient, config.Projections, nil, nil)
+	logging.OnError(err).Fatal("unable to start projections")
+
 	repeatableSteps := []migration.RepeatableMigration{
 		&externalConfigChange{
 			es:             eventstoreClient,
@@ -87,9 +93,12 @@ func Setup(config *Config, steps *Steps, masterKey string) {
 			ExternalPort:   config.ExternalPort,
 			ExternalSecure: config.ExternalSecure,
 		},
+		&projectionTables{
+			es:      eventstoreClient,
+			Version: build.Version(),
+		},
 	}
 
-	ctx := context.Background()
 	err = migration.Migrate(ctx, eventstoreClient, steps.s1ProjectionTable)
 	logging.OnError(err).Fatal("unable to migrate step 1")
 	err = migration.Migrate(ctx, eventstoreClient, steps.s2AssetsTable)