mirror of https://github.com/hashicorp/consul
596 lines
18 KiB
Go
596 lines
18 KiB
Go
// Copyright (c) HashiCorp, Inc.
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// SPDX-License-Identifier: MPL-2.0
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package resource
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import (
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"context"
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"sync/atomic"
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"testing"
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"github.com/oklog/ulid/v2"
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"github.com/stretchr/testify/mock"
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"github.com/stretchr/testify/require"
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"google.golang.org/grpc/codes"
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"google.golang.org/grpc/status"
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"google.golang.org/protobuf/types/known/anypb"
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"github.com/hashicorp/consul/acl/resolver"
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"github.com/hashicorp/consul/internal/resource/demo"
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"github.com/hashicorp/consul/internal/storage"
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"github.com/hashicorp/consul/proto-public/pbresource"
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pbdemov1 "github.com/hashicorp/consul/proto/private/pbdemo/v1"
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pbdemov2 "github.com/hashicorp/consul/proto/private/pbdemo/v2"
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)
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func TestWrite_InputValidation(t *testing.T) {
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server := testServer(t)
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client := testClient(t, server)
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demo.RegisterTypes(server.Registry)
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testCases := map[string]func(*pbresource.WriteRequest){
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"no resource": func(req *pbresource.WriteRequest) { req.Resource = nil },
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"no id": func(req *pbresource.WriteRequest) { req.Resource.Id = nil },
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"no type": func(req *pbresource.WriteRequest) { req.Resource.Id.Type = nil },
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"no tenancy": func(req *pbresource.WriteRequest) { req.Resource.Id.Tenancy = nil },
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"no name": func(req *pbresource.WriteRequest) { req.Resource.Id.Name = "" },
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"no data": func(req *pbresource.WriteRequest) { req.Resource.Data = nil },
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// clone necessary to not pollute DefaultTenancy
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"tenancy partition not default": func(req *pbresource.WriteRequest) {
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req.Resource.Id.Tenancy = clone(req.Resource.Id.Tenancy)
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req.Resource.Id.Tenancy.Partition = ""
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},
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"tenancy namespace not default": func(req *pbresource.WriteRequest) {
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req.Resource.Id.Tenancy = clone(req.Resource.Id.Tenancy)
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req.Resource.Id.Tenancy.Namespace = ""
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},
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"tenancy peername not local": func(req *pbresource.WriteRequest) {
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req.Resource.Id.Tenancy = clone(req.Resource.Id.Tenancy)
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req.Resource.Id.Tenancy.PeerName = ""
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},
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"wrong data type": func(req *pbresource.WriteRequest) {
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var err error
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req.Resource.Data, err = anypb.New(&pbdemov2.Album{})
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require.NoError(t, err)
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},
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"fail validation hook": func(req *pbresource.WriteRequest) {
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artist := &pbdemov2.Artist{}
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require.NoError(t, req.Resource.Data.UnmarshalTo(artist))
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artist.Name = "" // name cannot be empty
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require.NoError(t, req.Resource.Data.MarshalFrom(artist))
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},
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}
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for desc, modFn := range testCases {
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t.Run(desc, func(t *testing.T) {
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res, err := demo.GenerateV2Artist()
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require.NoError(t, err)
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req := &pbresource.WriteRequest{Resource: res}
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modFn(req)
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_, err = client.Write(testContext(t), req)
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require.Error(t, err)
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require.Equal(t, codes.InvalidArgument.String(), status.Code(err).String())
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})
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}
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}
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func TestWrite_OwnerValidation(t *testing.T) {
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server := testServer(t)
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client := testClient(t, server)
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demo.RegisterTypes(server.Registry)
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type testCase struct {
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modReqFn func(req *pbresource.WriteRequest)
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errorContains string
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}
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testCases := map[string]testCase{
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"no owner type": {
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modReqFn: func(req *pbresource.WriteRequest) { req.Resource.Owner.Type = nil },
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errorContains: "resource.owner.type",
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},
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"no owner tenancy": {
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modReqFn: func(req *pbresource.WriteRequest) { req.Resource.Owner.Tenancy = nil },
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errorContains: "resource.owner.tenancy",
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},
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"no owner name": {
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modReqFn: func(req *pbresource.WriteRequest) { req.Resource.Owner.Name = "" },
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errorContains: "resource.owner.name",
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},
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// clone necessary to not pollute DefaultTenancy
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"owner tenancy partition not default": {
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modReqFn: func(req *pbresource.WriteRequest) {
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req.Resource.Owner.Tenancy = clone(req.Resource.Owner.Tenancy)
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req.Resource.Owner.Tenancy.Partition = ""
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},
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errorContains: "resource.owner.tenancy.partition",
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},
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"owner tenancy namespace not default": {
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modReqFn: func(req *pbresource.WriteRequest) {
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req.Resource.Owner.Tenancy = clone(req.Resource.Owner.Tenancy)
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req.Resource.Owner.Tenancy.Namespace = ""
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},
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errorContains: "resource.owner.tenancy.namespace",
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},
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"owner tenancy peername not local": {
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modReqFn: func(req *pbresource.WriteRequest) {
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req.Resource.Owner.Tenancy = clone(req.Resource.Owner.Tenancy)
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req.Resource.Owner.Tenancy.PeerName = ""
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},
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errorContains: "resource.owner.tenancy.peername",
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},
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}
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for desc, tc := range testCases {
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t.Run(desc, func(t *testing.T) {
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artist, err := demo.GenerateV2Artist()
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require.NoError(t, err)
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album, err := demo.GenerateV2Album(artist.Id)
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require.NoError(t, err)
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albumReq := &pbresource.WriteRequest{Resource: album}
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tc.modReqFn(albumReq)
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_, err = client.Write(testContext(t), albumReq)
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require.Error(t, err)
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require.Equal(t, codes.InvalidArgument.String(), status.Code(err).String())
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require.ErrorContains(t, err, tc.errorContains)
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})
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}
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}
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func TestWrite_TypeNotFound(t *testing.T) {
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server := testServer(t)
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client := testClient(t, server)
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res, err := demo.GenerateV2Artist()
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require.NoError(t, err)
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_, err = client.Write(testContext(t), &pbresource.WriteRequest{Resource: res})
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require.Error(t, err)
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require.Equal(t, codes.InvalidArgument.String(), status.Code(err).String())
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require.Contains(t, err.Error(), "resource type demo.v2.artist not registered")
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}
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func TestWrite_ACLs(t *testing.T) {
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type testCase struct {
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authz resolver.Result
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assertErrFn func(error)
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}
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testcases := map[string]testCase{
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"write denied": {
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authz: AuthorizerFrom(t, demo.ArtistV1WritePolicy),
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assertErrFn: func(err error) {
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require.Error(t, err)
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require.Equal(t, codes.PermissionDenied.String(), status.Code(err).String())
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},
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},
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"write allowed": {
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authz: AuthorizerFrom(t, demo.ArtistV2WritePolicy),
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assertErrFn: func(err error) {
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require.NoError(t, err)
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},
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},
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}
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for desc, tc := range testcases {
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t.Run(desc, func(t *testing.T) {
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server := testServer(t)
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client := testClient(t, server)
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mockACLResolver := &MockACLResolver{}
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mockACLResolver.On("ResolveTokenAndDefaultMeta", mock.Anything, mock.Anything, mock.Anything).
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Return(tc.authz, nil)
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server.ACLResolver = mockACLResolver
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demo.RegisterTypes(server.Registry)
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artist, err := demo.GenerateV2Artist()
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require.NoError(t, err)
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// exercise ACL
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_, err = client.Write(testContext(t), &pbresource.WriteRequest{Resource: artist})
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tc.assertErrFn(err)
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})
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}
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}
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func TestWrite_Mutate(t *testing.T) {
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server := testServer(t)
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client := testClient(t, server)
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demo.RegisterTypes(server.Registry)
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artist, err := demo.GenerateV2Artist()
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require.NoError(t, err)
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artistData := &pbdemov2.Artist{}
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artist.Data.UnmarshalTo(artistData)
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require.NoError(t, err)
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// mutate hook sets genre to disco when unspecified
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artistData.Genre = pbdemov2.Genre_GENRE_UNSPECIFIED
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artist.Data.MarshalFrom(artistData)
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require.NoError(t, err)
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rsp, err := client.Write(testContext(t), &pbresource.WriteRequest{Resource: artist})
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require.NoError(t, err)
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// verify mutate hook set genre to disco
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require.NoError(t, rsp.Resource.Data.UnmarshalTo(artistData))
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require.Equal(t, pbdemov2.Genre_GENRE_DISCO, artistData.Genre)
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}
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func TestWrite_ResourceCreation_Success(t *testing.T) {
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server := testServer(t)
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client := testClient(t, server)
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demo.RegisterTypes(server.Registry)
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res, err := demo.GenerateV2Artist()
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require.NoError(t, err)
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rsp, err := client.Write(testContext(t), &pbresource.WriteRequest{Resource: res})
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require.NoError(t, err)
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require.NotEmpty(t, rsp.Resource.Version, "resource should have version")
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require.NotEmpty(t, rsp.Resource.Id.Uid, "resource id should have uid")
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require.NotEmpty(t, rsp.Resource.Generation, "resource should have generation")
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}
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func TestWrite_CASUpdate_Success(t *testing.T) {
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server := testServer(t)
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client := testClient(t, server)
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demo.RegisterTypes(server.Registry)
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res, err := demo.GenerateV2Artist()
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require.NoError(t, err)
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rsp1, err := client.Write(testContext(t), &pbresource.WriteRequest{Resource: res})
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require.NoError(t, err)
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rsp2, err := client.Write(testContext(t), &pbresource.WriteRequest{
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Resource: modifyArtist(t, rsp1.Resource),
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})
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require.NoError(t, err)
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require.Equal(t, rsp1.Resource.Id.Uid, rsp2.Resource.Id.Uid)
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require.NotEqual(t, rsp1.Resource.Version, rsp2.Resource.Version)
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require.NotEqual(t, rsp1.Resource.Generation, rsp2.Resource.Generation)
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}
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func TestWrite_ResourceCreation_StatusProvided(t *testing.T) {
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server := testServer(t)
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client := testClient(t, server)
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demo.RegisterTypes(server.Registry)
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res, err := demo.GenerateV2Artist()
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require.NoError(t, err)
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res.Status = map[string]*pbresource.Status{
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"consul.io/some-controller": {ObservedGeneration: ulid.Make().String()},
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}
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_, err = client.Write(testContext(t), &pbresource.WriteRequest{Resource: res})
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require.Error(t, err)
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require.Equal(t, codes.InvalidArgument.String(), status.Code(err).String())
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require.Contains(t, err.Error(), "WriteStatus endpoint")
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}
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func TestWrite_CASUpdate_Failure(t *testing.T) {
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server := testServer(t)
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client := testClient(t, server)
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demo.RegisterTypes(server.Registry)
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res, err := demo.GenerateV2Artist()
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require.NoError(t, err)
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rsp1, err := client.Write(testContext(t), &pbresource.WriteRequest{Resource: res})
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require.NoError(t, err)
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res = modifyArtist(t, rsp1.Resource)
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res.Version = "wrong-version"
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_, err = client.Write(testContext(t), &pbresource.WriteRequest{Resource: res})
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require.Error(t, err)
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require.Equal(t, codes.Aborted.String(), status.Code(err).String())
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require.Contains(t, err.Error(), "CAS operation failed")
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}
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func TestWrite_Update_WrongUid(t *testing.T) {
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server := testServer(t)
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client := testClient(t, server)
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demo.RegisterTypes(server.Registry)
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res, err := demo.GenerateV2Artist()
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require.NoError(t, err)
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rsp1, err := client.Write(testContext(t), &pbresource.WriteRequest{Resource: res})
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require.NoError(t, err)
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res = modifyArtist(t, rsp1.Resource)
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res.Id.Uid = "wrong-uid"
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_, err = client.Write(testContext(t), &pbresource.WriteRequest{Resource: res})
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require.Error(t, err)
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require.Equal(t, codes.FailedPrecondition.String(), status.Code(err).String())
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require.Contains(t, err.Error(), "uid doesn't match")
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}
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func TestWrite_Update_StatusModified(t *testing.T) {
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server := testServer(t)
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client := testClient(t, server)
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demo.RegisterTypes(server.Registry)
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res, err := demo.GenerateV2Artist()
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require.NoError(t, err)
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rsp1, err := client.Write(testContext(t), &pbresource.WriteRequest{Resource: res})
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require.NoError(t, err)
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statusRsp, err := client.WriteStatus(testContext(t), validWriteStatusRequest(t, rsp1.Resource))
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require.NoError(t, err)
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res = statusRsp.Resource
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// Passing the staus unmodified should be fine.
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rsp2, err := client.Write(testContext(t), &pbresource.WriteRequest{Resource: res})
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require.NoError(t, err)
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// Attempting to modify the status should return an error.
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res = rsp2.Resource
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res.Status["consul.io/other-controller"] = &pbresource.Status{ObservedGeneration: res.Generation}
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_, err = client.Write(testContext(t), &pbresource.WriteRequest{Resource: res})
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require.Error(t, err)
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require.Equal(t, codes.InvalidArgument.String(), status.Code(err).String())
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require.Contains(t, err.Error(), "WriteStatus endpoint")
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}
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func TestWrite_Update_NilStatus(t *testing.T) {
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server := testServer(t)
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client := testClient(t, server)
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demo.RegisterTypes(server.Registry)
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res, err := demo.GenerateV2Artist()
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require.NoError(t, err)
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rsp1, err := client.Write(testContext(t), &pbresource.WriteRequest{Resource: res})
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require.NoError(t, err)
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statusRsp, err := client.WriteStatus(testContext(t), validWriteStatusRequest(t, rsp1.Resource))
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require.NoError(t, err)
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// Passing a nil status should be fine (and carry over the old status).
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res = statusRsp.Resource
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res.Status = nil
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rsp2, err := client.Write(testContext(t), &pbresource.WriteRequest{Resource: res})
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require.NoError(t, err)
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require.NotEmpty(t, rsp2.Resource.Status)
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}
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func TestWrite_Update_NoUid(t *testing.T) {
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server := testServer(t)
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client := testClient(t, server)
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demo.RegisterTypes(server.Registry)
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res, err := demo.GenerateV2Artist()
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require.NoError(t, err)
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rsp1, err := client.Write(testContext(t), &pbresource.WriteRequest{Resource: res})
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require.NoError(t, err)
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res = modifyArtist(t, rsp1.Resource)
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res.Id.Uid = ""
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_, err = client.Write(testContext(t), &pbresource.WriteRequest{Resource: res})
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require.NoError(t, err)
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}
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func TestWrite_Update_GroupVersion(t *testing.T) {
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server := testServer(t)
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client := testClient(t, server)
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demo.RegisterTypes(server.Registry)
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res, err := demo.GenerateV2Artist()
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require.NoError(t, err)
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rsp1, err := client.Write(testContext(t), &pbresource.WriteRequest{Resource: res})
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require.NoError(t, err)
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res = rsp1.Resource
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res.Id.Type = demo.TypeV1Artist
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// translate artistV2 to artistV1
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var artistV2 pbdemov2.Artist
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require.NoError(t, res.Data.UnmarshalTo(&artistV2))
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artistV1 := &pbdemov1.Artist{
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Name: artistV2.Name,
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Description: "some awesome band",
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Genre: pbdemov1.Genre_GENRE_JAZZ,
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GroupMembers: int32(len(artistV2.GroupMembers)),
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}
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res.Data.MarshalFrom(artistV1)
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_, err = client.Write(testContext(t), &pbresource.WriteRequest{Resource: res})
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require.NoError(t, err)
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}
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func TestWrite_NonCASUpdate_Success(t *testing.T) {
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server := testServer(t)
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client := testClient(t, server)
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demo.RegisterTypes(server.Registry)
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res, err := demo.GenerateV2Artist()
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require.NoError(t, err)
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rsp1, err := client.Write(testContext(t), &pbresource.WriteRequest{Resource: res})
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require.NoError(t, err)
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res = modifyArtist(t, rsp1.Resource)
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res.Version = ""
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rsp2, err := client.Write(testContext(t), &pbresource.WriteRequest{Resource: res})
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require.NoError(t, err)
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require.NotEmpty(t, rsp2.Resource.Version)
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require.NotEqual(t, rsp1.Resource.Version, rsp2.Resource.Version)
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}
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func TestWrite_NonCASUpdate_Retry(t *testing.T) {
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server := testServer(t)
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client := testClient(t, server)
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demo.RegisterTypes(server.Registry)
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res, err := demo.GenerateV2Artist()
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require.NoError(t, err)
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rsp1, err := client.Write(testContext(t), &pbresource.WriteRequest{Resource: res})
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require.NoError(t, err)
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// Simulate conflicting writes by blocking the RPC after it has read the
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// current version of the resource, but before it tries to make a write.
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backend := &blockOnceBackend{
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Backend: server.Backend,
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readCh: make(chan struct{}),
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blockCh: make(chan struct{}),
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}
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server.Backend = backend
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errCh := make(chan error)
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go func() {
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res := modifyArtist(t, rsp1.Resource)
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res.Version = ""
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_, err := client.Write(testContext(t), &pbresource.WriteRequest{Resource: res})
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errCh <- err
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}()
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// Wait for the read, to ensure the Write in the goroutine above has read the
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// current version of the resource.
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<-backend.readCh
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// Update the resource.
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res = modifyArtist(t, rsp1.Resource)
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_, err = backend.WriteCAS(testContext(t), res)
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|
require.NoError(t, err)
|
|
|
|
// Unblock the read.
|
|
close(backend.blockCh)
|
|
|
|
// Check that the write succeeded anyway because of a retry.
|
|
require.NoError(t, <-errCh)
|
|
}
|
|
|
|
func TestWrite_Owner_Immutable(t *testing.T) {
|
|
// Use of proto.Equal(..) in implementation covers all permutations
|
|
// (nil -> non-nil, non-nil -> nil, owner1 -> owner2) so only the first one
|
|
// is tested.
|
|
server := testServer(t)
|
|
client := testClient(t, server)
|
|
|
|
demo.RegisterTypes(server.Registry)
|
|
|
|
artist, err := demo.GenerateV2Artist()
|
|
require.NoError(t, err)
|
|
rsp1, err := client.Write(testContext(t), &pbresource.WriteRequest{Resource: artist})
|
|
require.NoError(t, err)
|
|
artist = rsp1.Resource
|
|
|
|
// create album with no owner
|
|
album, err := demo.GenerateV2Album(rsp1.Resource.Id)
|
|
require.NoError(t, err)
|
|
album.Owner = nil
|
|
rsp2, err := client.Write(testContext(t), &pbresource.WriteRequest{Resource: album})
|
|
require.NoError(t, err)
|
|
|
|
// setting owner on update should fail
|
|
album = rsp2.Resource
|
|
album.Owner = artist.Id
|
|
_, err = client.Write(testContext(t), &pbresource.WriteRequest{Resource: album})
|
|
require.Error(t, err)
|
|
require.Equal(t, codes.InvalidArgument.String(), status.Code(err).String())
|
|
require.ErrorContains(t, err, "owner cannot be changed")
|
|
}
|
|
|
|
func TestWrite_Owner_Uid(t *testing.T) {
|
|
server := testServer(t)
|
|
client := testClient(t, server)
|
|
|
|
demo.RegisterTypes(server.Registry)
|
|
|
|
t.Run("uid given", func(t *testing.T) {
|
|
artist, err := demo.GenerateV2Artist()
|
|
require.NoError(t, err)
|
|
|
|
album, err := demo.GenerateV2Album(artist.Id)
|
|
require.NoError(t, err)
|
|
album.Owner.Uid = ulid.Make().String()
|
|
|
|
_, err = client.Write(testContext(t), &pbresource.WriteRequest{Resource: album})
|
|
require.NoError(t, err)
|
|
})
|
|
|
|
t.Run("no uid - owner not found", func(t *testing.T) {
|
|
artist, err := demo.GenerateV2Artist()
|
|
require.NoError(t, err)
|
|
|
|
album, err := demo.GenerateV2Album(artist.Id)
|
|
require.NoError(t, err)
|
|
|
|
_, err = client.Write(testContext(t), &pbresource.WriteRequest{Resource: album})
|
|
require.Error(t, err)
|
|
require.Equal(t, codes.InvalidArgument.String(), status.Code(err).String())
|
|
})
|
|
|
|
t.Run("no uid - automatically resolved", func(t *testing.T) {
|
|
artist, err := demo.GenerateV2Artist()
|
|
require.NoError(t, err)
|
|
|
|
rsp1, err := client.Write(testContext(t), &pbresource.WriteRequest{Resource: artist})
|
|
require.NoError(t, err)
|
|
artist = rsp1.Resource
|
|
|
|
album, err := demo.GenerateV2Album(clone(artist.Id))
|
|
require.NoError(t, err)
|
|
|
|
// Blank out the owner Uid to check it gets automatically filled in.
|
|
album.Owner.Uid = ""
|
|
|
|
rsp2, err := client.Write(testContext(t), &pbresource.WriteRequest{Resource: album})
|
|
require.NoError(t, err)
|
|
require.NotEmpty(t, rsp2.Resource.Owner.Uid)
|
|
require.Equal(t, artist.Id.Uid, rsp2.Resource.Owner.Uid)
|
|
})
|
|
}
|
|
|
|
type blockOnceBackend struct {
|
|
storage.Backend
|
|
|
|
done uint32
|
|
readCh chan struct{}
|
|
blockCh chan struct{}
|
|
}
|
|
|
|
func (b *blockOnceBackend) Read(ctx context.Context, consistency storage.ReadConsistency, id *pbresource.ID) (*pbresource.Resource, error) {
|
|
res, err := b.Backend.Read(ctx, consistency, id)
|
|
|
|
// Block for exactly one call to Read. All subsequent calls (including those
|
|
// concurrent to the blocked call) will return immediately.
|
|
if atomic.CompareAndSwapUint32(&b.done, 0, 1) {
|
|
close(b.readCh)
|
|
<-b.blockCh
|
|
}
|
|
|
|
return res, err
|
|
}
|