Scheduler updates (#1311)

* Scheduler updates

* Add convenience methods to db/timestamp.Timestamp

* Remove recursive loop

Co-authored-by: Michael Gaffney <mike@gaffney.cc>

internal/servers/controller/controller.go

@@ -112,6 +112,14 @@ func New(conf *Config) (*Controller, error) {
 	); err != nil {
 		return nil, fmt.Errorf("error adding config keys to kms: %w", err)
 	}
+
+	jobRepoFn := func() (*job.Repository, error) {
+		return job.NewRepository(dbase, dbase, c.kms)
+	}
+	c.scheduler, err = scheduler.New(c.conf.RawConfig.Controller.Name, jobRepoFn, c.logger)
+	if err != nil {
+		return nil, fmt.Errorf("error creating new scheduler: %w", err)
+	}
 	c.IamRepoFn = func() (*iam.Repository, error) {
 		return iam.NewRepository(dbase, dbase, c.kms, iam.WithRandomReader(c.conf.SecureRandomReader))
 	}
@@ -138,17 +146,8 @@ func New(conf *Config) (*Controller, error) {
 	c.SessionRepoFn = func() (*session.Repository, error) {
 		return session.NewRepository(dbase, dbase, c.kms)
 	}
-
 	c.workerAuthCache = cache.New(0, 0)
 
-	jobRepoFn := func() (*job.Repository, error) {
-		return job.NewRepository(dbase, dbase, c.kms)
-	}
-	c.scheduler, err = scheduler.New(c.conf.RawConfig.Controller.Name, jobRepoFn, c.logger)
-	if err != nil {
-		return nil, fmt.Errorf("error creating new scheduler: %w", err)
-	}
-
 	return c, nil
 }
 
@@ -158,6 +157,9 @@ func (c *Controller) Start() error {
 		return nil
 	}
 	c.baseContext, c.baseCancel = context.WithCancel(context.Background())
+	if err := c.registerJobs(); err != nil {
+		return fmt.Errorf("error registering jobs: %w", err)
+	}
 	if err := c.scheduler.Start(c.baseContext); err != nil {
 		return fmt.Errorf("error starting scheduler: %w", err)
 	}
@@ -175,6 +177,10 @@ func (c *Controller) Start() error {
 	return nil
 }
 
+func (c *Controller) registerJobs() error {
+	return nil
+}
+
 func (c *Controller) Shutdown(serversOnly bool) error {
 	if !c.started.Load() {
 		c.logger.Info("already shut down, skipping")