package aws import ( "fmt" "log" "github.com/hashicorp/terraform/helper/diff" "github.com/hashicorp/terraform/terraform" "github.com/mitchellh/goamz/ec2" ) func resource_aws_route_table_association_create( s *terraform.InstanceState, d *terraform.InstanceDiff, meta interface{}) (*terraform.InstanceState, error) { p := meta.(*ResourceProvider) ec2conn := p.ec2conn rs := s.MergeDiff(d) log.Printf( "[INFO] Creating route table association: %s => %s", rs.Attributes["subnet_id"], rs.Attributes["route_table_id"]) resp, err := ec2conn.AssociateRouteTable( rs.Attributes["route_table_id"], rs.Attributes["subnet_id"]) if err != nil { return nil, err } // Set the ID and return rs.ID = resp.AssociationId log.Printf("[INFO] Association ID: %s", rs.ID) return rs, nil } func resource_aws_route_table_association_update( s *terraform.InstanceState, d *terraform.InstanceDiff, meta interface{}) (*terraform.InstanceState, error) { p := meta.(*ResourceProvider) ec2conn := p.ec2conn rs := s.MergeDiff(d) log.Printf( "[INFO] Replacing route table association: %s => %s", rs.Attributes["subnet_id"], rs.Attributes["route_table_id"]) resp, err := ec2conn.ReassociateRouteTable( rs.ID, rs.Attributes["route_table_id"]) if err != nil { ec2err, ok := err.(*ec2.Error) if ok && ec2err.Code == "InvalidAssociationID.NotFound" { // Not found, so just create a new one return resource_aws_route_table_association_create(s, d, meta) } return s, err } // Update the ID rs.ID = resp.AssociationId log.Printf("[INFO] Association ID: %s", rs.ID) return rs, nil } func resource_aws_route_table_association_destroy( s *terraform.InstanceState, meta interface{}) error { p := meta.(*ResourceProvider) ec2conn := p.ec2conn log.Printf("[INFO] Deleting route table association: %s", s.ID) if _, err := ec2conn.DisassociateRouteTable(s.ID); err != nil { ec2err, ok := err.(*ec2.Error) if ok && ec2err.Code == "InvalidAssociationID.NotFound" { return nil } return fmt.Errorf("Error deleting route table association: %s", err) } return nil } func resource_aws_route_table_association_refresh( s *terraform.InstanceState, meta interface{}) (*terraform.InstanceState, error) { p := meta.(*ResourceProvider) ec2conn := p.ec2conn // Get the routing table that this association belongs to rtRaw, _, err := RouteTableStateRefreshFunc( ec2conn, s.Attributes["route_table_id"])() if err != nil { return s, err } if rtRaw == nil { return nil, nil } rt := rtRaw.(*ec2.RouteTable) // Inspect that the association exists found := false for _, a := range rt.Associations { if a.AssociationId == s.ID { found = true s.Attributes["subnet_id"] = a.SubnetId break } } if !found { return nil, nil } return s, nil } func resource_aws_route_table_association_diff( s *terraform.InstanceState, c *terraform.ResourceConfig, meta interface{}) (*terraform.InstanceDiff, error) { b := &diff.ResourceBuilder{ Attrs: map[string]diff.AttrType{ "subnet_id": diff.AttrTypeCreate, "route_table_id": diff.AttrTypeUpdate, }, } return b.Diff(s, c) }