attachment_config.go RawHistoryFolder

1package out
2
3// AttachmentConfigSnapshot holds a consistent point-in-time snapshot of
4// attachment and network group configuration.
5type AttachmentConfigSnapshot struct {
6	Attachments   map[string][]string // domain/group -> []image
7	NetworkGroups map[string][]string // group -> []domain
8}
9
10// AttachmentConfigProvider is a read-only view into the live config service
11// for attachment and network group resolution. It decouples the container
12// service from the full ConfigService interface while ensuring fresh reads
13// at decision time (deploy, restart).
14//
15// Implementations must return deep copies of the underlying data so that
16// callers cannot mutate provider state. Each call must produce an independent
17// map with independently allocated slices.
18type AttachmentConfigProvider interface {
19	// GetAttachmentConfig returns a consistent snapshot of attachments and
20	// network groups, read under a single lock to prevent cross-field races.
21	GetAttachmentConfig() AttachmentConfigSnapshot
22
23	// GetNetworkGroups returns a deep copy of the current network group config: group -> []domain.
24	GetNetworkGroups() map[string][]string
25}