82 lines
1.9 KiB
Go
82 lines
1.9 KiB
Go
package state
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import (
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"github.com/hashicorp/consul/agent/agentpb"
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"github.com/hashicorp/consul/agent/structs"
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memdb "github.com/hashicorp/go-memdb"
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)
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// ACLEventsFromChanges returns all the ACL token, policy or role events that
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// should be emitted given a set of changes to the state store.
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func (s *Store) ACLEventsFromChanges(tx *txn, changes memdb.Changes) ([]agentpb.Event, error) {
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// Don't allocate yet since in majority of update transactions no ACL token
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// will be changed.
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var events []agentpb.Event
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getObj := func(change memdb.Change) interface{} {
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if change.Deleted() {
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return change.Before
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}
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return change.After
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}
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getOp := func(change memdb.Change) agentpb.ACLOp {
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if change.Deleted() {
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return agentpb.ACLOp_Delete
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}
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return agentpb.ACLOp_Update
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}
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for _, change := range changes {
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switch change.Table {
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case "acl-tokens":
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token := getObj(change).(*structs.ACLToken)
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e := agentpb.Event{
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Topic: agentpb.Topic_ACLTokens,
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Index: tx.Index,
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Payload: &agentpb.Event_ACLToken{
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ACLToken: &agentpb.ACLTokenUpdate{
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Op: getOp(change),
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Token: &agentpb.ACLTokenIdentifier{
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AccessorID: token.AccessorID,
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SecretID: token.SecretID,
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},
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},
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},
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}
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events = append(events, e)
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case "acl-policies":
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policy := getObj(change).(*structs.ACLPolicy)
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e := agentpb.Event{
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Topic: agentpb.Topic_ACLPolicies,
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Index: tx.Index,
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Payload: &agentpb.Event_ACLPolicy{
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ACLPolicy: &agentpb.ACLPolicyUpdate{
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Op: getOp(change),
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PolicyID: policy.ID,
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},
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},
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}
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events = append(events, e)
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case "acl-roles":
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role := getObj(change).(*structs.ACLRole)
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e := agentpb.Event{
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Topic: agentpb.Topic_ACLRoles,
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Index: tx.Index,
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Payload: &agentpb.Event_ACLRole{
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ACLRole: &agentpb.ACLRoleUpdate{
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Op: getOp(change),
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RoleID: role.ID,
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},
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},
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}
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events = append(events, e)
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default:
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continue
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}
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}
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return events, nil
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}
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