Add manual runner removal

Runners can now be manually removed using the CLI. Some restrictions apply:

  * A runner must be idle in github. Github will not allow us to remove a runner
that is running a workflow.
  * The runner status must be "running"

Signed-off-by: Gabriel Adrian Samfira <gsamfira@cloudbasesolutions.com>

database/sql/instances.go

@@ -159,6 +159,10 @@ func (s *sqlDatabase) UpdateInstance(ctx context.Context, instanceID string, par
 		return params.Instance{}, errors.Wrap(err, "updating instance")
 	}
 
+	if param.AgentID != 0 {
+		instance.AgentID = param.AgentID
+	}
+
 	if param.ProviderID != "" {
 		instance.ProviderID = &param.ProviderID
 	}

database/sql/models.go

@@ -116,6 +116,7 @@ type Instance struct {
 
 	ProviderID    *string `gorm:"uniqueIndex"`
 	Name          string  `gorm:"uniqueIndex"`
+	AgentID       int64
 	OSType        config.OSType
 	OSArch        config.OSArch
 	OSName        string

database/sql/util.go

@@ -31,6 +31,7 @@ func (s *sqlDatabase) sqlToParamsInstance(instance Instance) params.Instance {
 	ret := params.Instance{
 		ID:             instance.ID.String(),
 		ProviderID:     id,
+		AgentID:        instance.AgentID,
 		Name:           instance.Name,
 		OSType:         instance.OSType,
 		OSName:         instance.OSName,
@@ -42,6 +43,7 @@ func (s *sqlDatabase) sqlToParamsInstance(instance Instance) params.Instance {
 		CallbackURL:    instance.CallbackURL,
 		StatusMessages: []params.StatusMessage{},
 		CreateAttempt:  instance.CreateAttempt,
+		UpdatedAt:      instance.UpdatedAt,
 	}
 
 	if len(instance.ProviderFault) > 0 {