open-consul/agent/proxycfg-glue/trust_bundle.go

121 lines
4.2 KiB
Go

package proxycfgglue
import (
"context"
"errors"
"github.com/hashicorp/go-memdb"
"github.com/hashicorp/consul/acl"
"github.com/hashicorp/consul/agent/cache"
cachetype "github.com/hashicorp/consul/agent/cache-types"
"github.com/hashicorp/consul/agent/consul/state"
"github.com/hashicorp/consul/agent/consul/watch"
"github.com/hashicorp/consul/agent/proxycfg"
"github.com/hashicorp/consul/agent/structs"
"github.com/hashicorp/consul/proto/private/pbpeering"
)
// CacheTrustBundle satisfies the proxycfg.TrustBundle interface by sourcing
// data from the agent cache.
func CacheTrustBundle(c *cache.Cache) proxycfg.TrustBundle {
return &cacheProxyDataSource[*cachetype.TrustBundleReadRequest]{c, cachetype.TrustBundleReadName}
}
// ServerTrustBundle satisfies the proxycfg.TrustBundle interface by sourcing
// data from a blocking query against the server's state store.
func ServerTrustBundle(deps ServerDataSourceDeps) proxycfg.TrustBundle {
return &serverTrustBundle{deps}
}
type serverTrustBundle struct {
deps ServerDataSourceDeps
}
func (s *serverTrustBundle) Notify(ctx context.Context, req *cachetype.TrustBundleReadRequest, correlationID string, ch chan<- proxycfg.UpdateEvent) error {
entMeta := structs.NodeEnterpriseMetaInPartition(req.Request.Partition)
return watch.ServerLocalNotify(ctx, correlationID, s.deps.GetStore,
func(ws memdb.WatchSet, store Store) (uint64, *pbpeering.TrustBundleReadResponse, error) {
var authzCtx acl.AuthorizerContext
authz, err := s.deps.ACLResolver.ResolveTokenAndDefaultMeta(req.Token, entMeta, &authzCtx)
if err != nil {
return 0, nil, err
}
if err := authz.ToAllowAuthorizer().ServiceWriteAnyAllowed(&authzCtx); err != nil {
return 0, nil, err
}
index, bundle, err := store.PeeringTrustBundleRead(ws, state.Query{
Value: req.Request.Name,
EnterpriseMeta: *structs.NodeEnterpriseMetaInPartition(req.Request.Partition),
})
if err != nil {
return 0, nil, err
}
return index, &pbpeering.TrustBundleReadResponse{
Index: index,
Bundle: bundle,
}, nil
},
dispatchBlockingQueryUpdate[*pbpeering.TrustBundleReadResponse](ch),
)
}
// CacheTrustBundleList satisfies the proxycfg.TrustBundleList interface by sourcing
// data from the agent cache.
func CacheTrustBundleList(c *cache.Cache) proxycfg.TrustBundleList {
return &cacheProxyDataSource[*cachetype.TrustBundleListRequest]{c, cachetype.TrustBundleListName}
}
// ServerTrustBundleList satisfies the proxycfg.TrustBundle interface by
// sourcing data from a blocking query against the server's state store.
func ServerTrustBundleList(deps ServerDataSourceDeps) proxycfg.TrustBundleList {
return &serverTrustBundleList{deps}
}
type serverTrustBundleList struct {
deps ServerDataSourceDeps
}
func (s *serverTrustBundleList) Notify(ctx context.Context, req *cachetype.TrustBundleListRequest, correlationID string, ch chan<- proxycfg.UpdateEvent) error {
entMeta := acl.NewEnterpriseMetaWithPartition(req.Request.Partition, req.Request.Namespace)
return watch.ServerLocalNotify(ctx, correlationID, s.deps.GetStore,
func(ws memdb.WatchSet, store Store) (uint64, *pbpeering.TrustBundleListByServiceResponse, error) {
var authzCtx acl.AuthorizerContext
authz, err := s.deps.ACLResolver.ResolveTokenAndDefaultMeta(req.Token, &entMeta, &authzCtx)
if err != nil {
return 0, nil, err
}
if err := authz.ToAllowAuthorizer().ServiceWriteAllowed(req.Request.ServiceName, &authzCtx); err != nil {
return 0, nil, err
}
var (
index uint64
bundles []*pbpeering.PeeringTrustBundle
)
switch {
case req.Request.Kind == string(structs.ServiceKindMeshGateway):
index, bundles, err = store.PeeringTrustBundleList(ws, entMeta)
case req.Request.ServiceName != "":
index, bundles, err = store.TrustBundleListByService(ws, req.Request.ServiceName, s.deps.Datacenter, entMeta)
case req.Request.Kind != "":
err = errors.New("kind must be mesh-gateway if set")
default:
err = errors.New("one of service or kind is required")
}
if err != nil {
return 0, nil, err
}
return index, &pbpeering.TrustBundleListByServiceResponse{
Index: index,
Bundles: bundles,
}, nil
},
dispatchBlockingQueryUpdate[*pbpeering.TrustBundleListByServiceResponse](ch),
)
}