102 lines
3.0 KiB
Go
102 lines
3.0 KiB
Go
package state
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import (
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"strings"
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"github.com/hashicorp/go-memdb"
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"github.com/hashicorp/consul/agent/structs"
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)
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const (
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tableConfigEntries = "config-entries"
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indexLink = "link"
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indexIntentionLegacyID = "intention-legacy-id"
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indexSource = "intention-source"
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)
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// configTableSchema returns a new table schema used to store global
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// config entries.
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func configTableSchema() *memdb.TableSchema {
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return &memdb.TableSchema{
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Name: tableConfigEntries,
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Indexes: map[string]*memdb.IndexSchema{
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indexID: {
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Name: indexID,
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AllowMissing: false,
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Unique: true,
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Indexer: indexerSingleWithPrefix[any, structs.ConfigEntry, any]{
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readIndex: indexFromConfigEntryKindName,
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writeIndex: indexFromConfigEntry,
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prefixIndex: indexFromConfigEntryKindName,
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},
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},
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indexLink: {
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Name: indexLink,
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AllowMissing: true,
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Unique: false,
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Indexer: &ConfigEntryLinkIndex{},
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},
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indexIntentionLegacyID: {
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Name: indexIntentionLegacyID,
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AllowMissing: true,
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Unique: true,
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Indexer: &ServiceIntentionLegacyIDIndex{},
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},
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indexSource: {
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Name: indexSource,
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AllowMissing: true,
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Unique: false,
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Indexer: &ServiceIntentionSourceIndex{},
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},
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},
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}
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}
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// configEntryIndexable is required because while structs.ConfigEntry
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// has a GetEnterpriseMeta method, it does not directly expose the
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// required NamespaceOrDefault and PartitionOrDefault methods of
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// enterpriseIndexable.
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//
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// Config entries that embed *acl.EnterpriseMeta will automatically
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// implement this interface.
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type configEntryIndexable interface {
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structs.ConfigEntry
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enterpriseIndexable
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}
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var _ configEntryIndexable = (*structs.ExportedServicesConfigEntry)(nil)
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var _ configEntryIndexable = (*structs.IngressGatewayConfigEntry)(nil)
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var _ configEntryIndexable = (*structs.MeshConfigEntry)(nil)
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var _ configEntryIndexable = (*structs.ProxyConfigEntry)(nil)
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var _ configEntryIndexable = (*structs.ServiceConfigEntry)(nil)
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var _ configEntryIndexable = (*structs.ServiceIntentionsConfigEntry)(nil)
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var _ configEntryIndexable = (*structs.ServiceResolverConfigEntry)(nil)
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var _ configEntryIndexable = (*structs.ServiceRouterConfigEntry)(nil)
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var _ configEntryIndexable = (*structs.ServiceSplitterConfigEntry)(nil)
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var _ configEntryIndexable = (*structs.TerminatingGatewayConfigEntry)(nil)
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func indexFromConfigEntry(c structs.ConfigEntry) ([]byte, error) {
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if c.GetName() == "" || c.GetKind() == "" {
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return nil, errMissingValueForIndex
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}
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var b indexBuilder
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b.String(strings.ToLower(c.GetKind()))
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b.String(strings.ToLower(c.GetName()))
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return b.Bytes(), nil
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}
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// indexKindFromConfigEntry indexes kinds without a namespace for any config
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// entries that span all namespaces.
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func indexKindFromConfigEntry(c configEntryIndexable) ([]byte, error) {
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if c.GetKind() == "" {
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return nil, errMissingValueForIndex
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}
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var b indexBuilder
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b.String(strings.ToLower(c.GetKind()))
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return b.Bytes(), nil
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}
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