2409c32e20
Partition and namespace must be "default" Peername must be "local"
152 lines
3.5 KiB
Go
152 lines
3.5 KiB
Go
// Copyright (c) HashiCorp, Inc.
|
|
// SPDX-License-Identifier: MPL-2.0
|
|
|
|
package resource
|
|
|
|
import (
|
|
"context"
|
|
|
|
"github.com/hashicorp/go-hclog"
|
|
"google.golang.org/grpc"
|
|
"google.golang.org/grpc/codes"
|
|
"google.golang.org/grpc/metadata"
|
|
"google.golang.org/grpc/status"
|
|
"google.golang.org/protobuf/proto"
|
|
|
|
"github.com/hashicorp/consul/acl"
|
|
"github.com/hashicorp/consul/acl/resolver"
|
|
"github.com/hashicorp/consul/internal/resource"
|
|
"github.com/hashicorp/consul/internal/storage"
|
|
"github.com/hashicorp/consul/proto-public/pbresource"
|
|
)
|
|
|
|
type Server struct {
|
|
Config
|
|
}
|
|
|
|
type Config struct {
|
|
Logger hclog.Logger
|
|
Registry Registry
|
|
|
|
// Backend is the storage backend that will be used for resource persistence.
|
|
Backend Backend
|
|
ACLResolver ACLResolver
|
|
}
|
|
|
|
//go:generate mockery --name Registry --inpackage
|
|
type Registry interface {
|
|
resource.Registry
|
|
}
|
|
|
|
//go:generate mockery --name Backend --inpackage
|
|
type Backend interface {
|
|
storage.Backend
|
|
}
|
|
|
|
//go:generate mockery --name ACLResolver --inpackage
|
|
type ACLResolver interface {
|
|
ResolveTokenAndDefaultMeta(string, *acl.EnterpriseMeta, *acl.AuthorizerContext) (resolver.Result, error)
|
|
}
|
|
|
|
func NewServer(cfg Config) *Server {
|
|
return &Server{cfg}
|
|
}
|
|
|
|
var _ pbresource.ResourceServiceServer = (*Server)(nil)
|
|
|
|
func (s *Server) Register(grpcServer *grpc.Server) {
|
|
pbresource.RegisterResourceServiceServer(grpcServer, s)
|
|
}
|
|
|
|
// Get token from grpc metadata or AnonymounsTokenId if not found
|
|
func tokenFromContext(ctx context.Context) string {
|
|
md, ok := metadata.FromIncomingContext(ctx)
|
|
if !ok {
|
|
return acl.AnonymousTokenID
|
|
}
|
|
|
|
vals := md.Get("x-consul-token")
|
|
if len(vals) == 0 {
|
|
return acl.AnonymousTokenID
|
|
}
|
|
return vals[0]
|
|
}
|
|
|
|
func (s *Server) resolveType(typ *pbresource.Type) (*resource.Registration, error) {
|
|
v, ok := s.Registry.Resolve(typ)
|
|
if ok {
|
|
return &v, nil
|
|
}
|
|
return nil, status.Errorf(
|
|
codes.InvalidArgument,
|
|
"resource type %s not registered", resource.ToGVK(typ),
|
|
)
|
|
}
|
|
|
|
func readConsistencyFrom(ctx context.Context) storage.ReadConsistency {
|
|
md, ok := metadata.FromIncomingContext(ctx)
|
|
if !ok {
|
|
return storage.EventualConsistency
|
|
}
|
|
|
|
vals := md.Get("x-consul-consistency-mode")
|
|
if len(vals) == 0 {
|
|
return storage.EventualConsistency
|
|
}
|
|
|
|
if vals[0] == "consistent" {
|
|
return storage.StrongConsistency
|
|
}
|
|
return storage.EventualConsistency
|
|
}
|
|
|
|
func (s *Server) getAuthorizer(token string) (acl.Authorizer, error) {
|
|
authz, err := s.ACLResolver.ResolveTokenAndDefaultMeta(token, nil, nil)
|
|
if err != nil {
|
|
return nil, status.Errorf(codes.Internal, "failed getting authorizer: %v", err)
|
|
}
|
|
return authz, nil
|
|
}
|
|
|
|
func isGRPCStatusError(err error) bool {
|
|
if err == nil {
|
|
return false
|
|
}
|
|
_, ok := status.FromError(err)
|
|
return ok
|
|
}
|
|
|
|
func validateId(id *pbresource.ID, errorPrefix string) error {
|
|
var field string
|
|
switch {
|
|
case id.Type == nil:
|
|
field = "type"
|
|
case id.Tenancy == nil:
|
|
field = "tenancy"
|
|
case id.Name == "":
|
|
field = "name"
|
|
}
|
|
|
|
if field != "" {
|
|
return status.Errorf(codes.InvalidArgument, "%s.%s is required", errorPrefix, field)
|
|
}
|
|
|
|
// Revisit defaulting and non-namespaced resources post-1.16
|
|
var expected string
|
|
switch {
|
|
case id.Tenancy.Partition != "default":
|
|
field, expected = "partition", "default"
|
|
case id.Tenancy.Namespace != "default":
|
|
field, expected = "namespace", "default"
|
|
case id.Tenancy.PeerName != "local":
|
|
field, expected = "peername", "local"
|
|
}
|
|
|
|
if field != "" {
|
|
return status.Errorf(codes.InvalidArgument, "%s.tenancy.%s must be %s", errorPrefix, field, expected)
|
|
}
|
|
return nil
|
|
}
|
|
|
|
func clone[T proto.Message](v T) T { return proto.Clone(v).(T) }
|