Merge pull request #71 from planetmint/70-add-ta-registry

70 add ta registry

app/app.go

@@ -541,6 +541,7 @@ func New(
 		keys[machinemoduletypes.TAIndexKey],
 		keys[machinemoduletypes.IssuerPlanetmintIndexKey],
 		keys[machinemoduletypes.IssuerLiquidIndexKey],
+		keys[machinemoduletypes.TrustAnchorKey],
 		keys[machinemoduletypes.MemStoreKey],
 		app.GetSubspace(machinemoduletypes.ModuleName),
 	)

docs/static/openapi.yml

@@ -75428,6 +75428,8 @@ definitions:
         type: string
   planetmintgo.machine.MsgAttestMachineResponse:
     type: object
+  planetmintgo.machine.MsgRegisterTrustAnchorResponse:
+    type: object
   planetmintgo.machine.Params:
     type: object
     description: Params defines the parameters for the module.
@@ -75478,3 +75480,8 @@ definitions:
         description: params holds all the parameters of this module.
         type: object
     description: QueryParamsResponse is response type for the Query/Params RPC method.
+  planetmintgo.machine.TrustAnchor:
+    type: object
+    properties:
+      pubkey:
+        type: string

proto/planetmintgo/machine/trust_anchor.proto

@@ -0,0 +1,8 @@
+syntax = "proto3";
+package planetmintgo.machine;
+
+option go_package = "planetmint-go/x/machine/types";
+
+message TrustAnchor {
+    string pubkey = 1;
+}

proto/planetmintgo/machine/tx.proto

@@ -3,12 +3,14 @@ syntax = "proto3";
 package planetmintgo.machine;
 
 import "planetmintgo/machine/machine.proto";
+import "planetmintgo/machine/trust_anchor.proto";
 
 option go_package = "planetmint-go/x/machine/types";
 
 // Msg defines the Msg service.
 service Msg {
-  rpc AttestMachine (MsgAttestMachine) returns (MsgAttestMachineResponse);
+  rpc AttestMachine       (MsgAttestMachine      ) returns (MsgAttestMachineResponse      );
+  rpc RegisterTrustAnchor (MsgRegisterTrustAnchor) returns (MsgRegisterTrustAnchorResponse);
 }
 message MsgAttestMachine {
   string  creator = 1;
@@ -17,3 +19,10 @@ message MsgAttestMachine {
 
 message MsgAttestMachineResponse {}
 
+message MsgRegisterTrustAnchor {
+  string      creator     = 1;
+  TrustAnchor trustAnchor = 2;
+}
+
+message MsgRegisterTrustAnchorResponse {}
+

testutil/keeper/machine.go

@@ -23,6 +23,7 @@ func MachineKeeper(t testing.TB) (*keeper.Keeper, sdk.Context) {
 	taIndexStoreKey := sdk.NewKVStoreKey(types.TAIndexKey)
 	issuerPlanetmintIndexStoreKey := sdk.NewKVStoreKey(types.IssuerPlanetmintIndexKey)
 	issuerLiquidIndexStoreKey := sdk.NewKVStoreKey(types.IssuerLiquidIndexKey)
+	trustAnchorStoreKey := sdk.NewKVStoreKey(types.TrustAnchorKey)
 	memStoreKey := storetypes.NewMemoryStoreKey(types.MemStoreKey)
 
 	db := tmdb.NewMemDB()
@@ -31,6 +32,7 @@ func MachineKeeper(t testing.TB) (*keeper.Keeper, sdk.Context) {
 	stateStore.MountStoreWithDB(taIndexStoreKey, storetypes.StoreTypeIAVL, db)
 	stateStore.MountStoreWithDB(issuerPlanetmintIndexStoreKey, storetypes.StoreTypeIAVL, db)
 	stateStore.MountStoreWithDB(issuerLiquidIndexStoreKey, storetypes.StoreTypeIAVL, db)
+	stateStore.MountStoreWithDB(trustAnchorStoreKey, storetypes.StoreTypeIAVL, db)
 	stateStore.MountStoreWithDB(memStoreKey, storetypes.StoreTypeMemory, nil)
 	require.NoError(t, stateStore.LoadLatestVersion())
 
@@ -50,6 +52,7 @@ func MachineKeeper(t testing.TB) (*keeper.Keeper, sdk.Context) {
 		taIndexStoreKey,
 		issuerPlanetmintIndexStoreKey,
 		issuerLiquidIndexStoreKey,
+		trustAnchorStoreKey,
 		memStoreKey,
 		paramsSubspace,
 	)

testutil/sample/sample.go

@@ -120,3 +120,9 @@ func ExtendedKeyPair(cfg chaincfg.Params) (string, string) {
 	}
 	return xprivKey.String(), xpubKey.String()
 }
+
+func TrustAnchor() machinetypes.TrustAnchor {
+	return machinetypes.TrustAnchor{
+		Pubkey: PubKey,
+	}
+}

x/machine/client/cli/tx.go

@@ -26,6 +26,7 @@ func GetTxCmd() *cobra.Command {
 	}
 
 	cmd.AddCommand(CmdAttestMachine())
+	cmd.AddCommand(CmdRegisterTrustAnchor())
 	// this line is used by starport scaffolding # 1
 
 	return cmd

x/machine/client/cli/tx_register_trust_anchor.go

@@ -0,0 +1,47 @@
+package cli
+
+import (
+	"strconv"
+
+	"encoding/json"
+	"github.com/cosmos/cosmos-sdk/client"
+	"github.com/cosmos/cosmos-sdk/client/flags"
+	"github.com/cosmos/cosmos-sdk/client/tx"
+	"github.com/spf13/cobra"
+	"planetmint-go/x/machine/types"
+)
+
+var _ = strconv.Itoa(0)
+
+func CmdRegisterTrustAnchor() *cobra.Command {
+	cmd := &cobra.Command{
+		Use:   "register-trust-anchor [trust-anchor]",
+		Short: "Broadcast message register-trust-anchor",
+		Args:  cobra.ExactArgs(1),
+		RunE: func(cmd *cobra.Command, args []string) (err error) {
+			argTrustAnchor := new(types.TrustAnchor)
+			err = json.Unmarshal([]byte(args[0]), argTrustAnchor)
+			if err != nil {
+				return err
+			}
+
+			clientCtx, err := client.GetClientTxContext(cmd)
+			if err != nil {
+				return err
+			}
+
+			msg := types.NewMsgRegisterTrustAnchor(
+				clientCtx.GetFromAddress().String(),
+				argTrustAnchor,
+			)
+			if err := msg.ValidateBasic(); err != nil {
+				return err
+			}
+			return tx.GenerateOrBroadcastTxCLI(clientCtx, cmd.Flags(), msg)
+		},
+	}
+
+	flags.AddTxFlagsToCmd(cmd)
+
+	return cmd
+}

x/machine/keeper/keeper.go

@@ -19,6 +19,7 @@ type (
 		taIndexStoreKey               storetypes.StoreKey
 		issuerPlanetmintIndexStoreKey storetypes.StoreKey
 		issuerLiquidIndexStoreKey     storetypes.StoreKey
+		taStoreKey                    storetypes.StoreKey
 		memKey                        storetypes.StoreKey
 		paramstore                    paramtypes.Subspace
 	}
@@ -30,6 +31,7 @@ func NewKeeper(
 	indexStoreKey,
 	issuerPlanetmintIndexStoreKey,
 	issuerLiquidIndexStoreKey,
+	taStoreKey,
 	memKey storetypes.StoreKey,
 	ps paramtypes.Subspace,
 ) *Keeper {
@@ -44,6 +46,7 @@ func NewKeeper(
 		taIndexStoreKey:               indexStoreKey,
 		issuerPlanetmintIndexStoreKey: issuerPlanetmintIndexStoreKey,
 		issuerLiquidIndexStoreKey:     issuerLiquidIndexStoreKey,
+		taStoreKey:                    taStoreKey,
 		memKey:                        memKey,
 		paramstore:                    ps,
 	}

x/machine/keeper/msg_server_register_trust_anchor.go

@@ -0,0 +1,49 @@
+package keeper
+
+import (
+	"context"
+	"encoding/hex"
+	"errors"
+
+	"planetmint-go/x/machine/types"
+
+	sdk "github.com/cosmos/cosmos-sdk/types"
+)
+
+func (k msgServer) RegisterTrustAnchor(goCtx context.Context, msg *types.MsgRegisterTrustAnchor) (*types.MsgRegisterTrustAnchorResponse, error) {
+	ctx := sdk.UnwrapSDKContext(goCtx)
+
+	isValidTrustAnchorPubkey := validatePublicKey(msg.TrustAnchor.Pubkey)
+	if !isValidTrustAnchorPubkey {
+		return nil, errors.New("invalid trust anchor pubkey")
+	}
+
+	_, _, found := k.GetTrustAnchor(ctx, msg.TrustAnchor.Pubkey)
+	if found {
+		return nil, errors.New("trust anchor is already registered")
+	}
+
+	k.StoreTrustAnchor(ctx, *msg.TrustAnchor, false)
+
+	return &types.MsgRegisterTrustAnchorResponse{}, nil
+}
+
+func validatePublicKey(pubkey string) bool {
+	pubkeyBytes, err := hex.DecodeString(pubkey)
+	if err != nil {
+		return false
+	}
+
+	// Check if byte slice has correct length
+	if len(pubkeyBytes) != 33 {
+		return false
+	}
+
+	// Check if byte slice starts with 0x02 or 0x03
+	firstByte := pubkeyBytes[0]
+	if firstByte != 0x02 && firstByte != 0x03 {
+		return false
+	}
+
+	return true
+}

x/machine/keeper/msg_server_test.go

@@ -46,3 +46,38 @@ func TestMsgServerAttestMachineInvalidLiquidKey(t *testing.T) {
 	_, err := msgServer.AttestMachine(ctx, msg)
 	assert.EqualError(t, err, "invalid liquid key")
 }
+
+func TestMsgServerRegisterTrustAnchor(t *testing.T) {
+	_, pk := sample.KeyPair()
+	ta := sample.TrustAnchor()
+	msg := types.NewMsgRegisterTrustAnchor(pk, &ta)
+	msgServer, ctx := setupMsgServer(t)
+	res, err := msgServer.RegisterTrustAnchor(ctx, msg)
+	if assert.NoError(t, err) {
+		assert.Equal(t, &types.MsgRegisterTrustAnchorResponse{}, res)
+	}
+}
+
+func TestMsgServerRegisterTrustAnchorTwice(t *testing.T) {
+	_, pk := sample.KeyPair()
+	ta := sample.TrustAnchor()
+	msg := types.NewMsgRegisterTrustAnchor(pk, &ta)
+	msgServer, ctx := setupMsgServer(t)
+	res, err := msgServer.RegisterTrustAnchor(ctx, msg)
+	if assert.NoError(t, err) {
+		assert.Equal(t, &types.MsgRegisterTrustAnchorResponse{}, res)
+	}
+	_, err = msgServer.RegisterTrustAnchor(ctx, msg)
+	assert.EqualError(t, err, "trust anchor is already registered")
+}
+
+func TestMsgServerRegisterTrustAnchorInvalidPubkey(t *testing.T) {
+	_, pk := sample.KeyPair()
+	ta := types.TrustAnchor{
+		Pubkey: "invalidpublickey",
+	}
+	msg := types.NewMsgRegisterTrustAnchor(pk, &ta)
+	msgServer, ctx := setupMsgServer(t)
+	_, err := msgServer.RegisterTrustAnchor(ctx, msg)
+	assert.EqualError(t, err, "invalid trust anchor pubkey")
+}

x/machine/keeper/trust_anchor.go

@@ -0,0 +1,41 @@
+package keeper
+
+import (
+	"planetmint-go/x/machine/types"
+
+	"github.com/cosmos/cosmos-sdk/store/prefix"
+	sdk "github.com/cosmos/cosmos-sdk/types"
+)
+
+func (k Keeper) StoreTrustAnchor(ctx sdk.Context, ta types.TrustAnchor, activated bool) {
+	store := prefix.NewStore(ctx.KVStore(k.taStoreKey), types.KeyPrefix(types.TrustAnchorKey))
+	// if activated is set to true then store 1 else 0
+	var appendValue []byte
+	if activated {
+		appendValue = []byte{1}
+	} else {
+		appendValue = []byte{0}
+	}
+	store.Set(GetTrustAnchorBytes(ta.Pubkey), appendValue)
+}
+
+func (k Keeper) GetTrustAnchor(ctx sdk.Context, pubKey string) (val types.TrustAnchor, activated bool, found bool) {
+	store := prefix.NewStore(ctx.KVStore(k.taStoreKey), types.KeyPrefix(types.TrustAnchorKey))
+	trustAnchorActivated := store.Get(GetTrustAnchorBytes(pubKey))
+
+	if trustAnchorActivated == nil {
+		return val, false, false
+	}
+
+	// if stored byte is 1 then return activated equals true
+	val.Pubkey = pubKey
+	if trustAnchorActivated[0] == 1 {
+		return val, true, true
+	} else {
+		return val, false, true
+	}
+}
+
+func GetTrustAnchorBytes(pubKey string) []byte {
+	return []byte(pubKey)
+}

x/machine/keeper/trust_anchor_test.go

@@ -0,0 +1,60 @@
+package keeper_test
+
+import (
+	"fmt"
+	"testing"
+
+	keepertest "planetmint-go/testutil/keeper"
+
+	"planetmint-go/x/machine/keeper"
+	"planetmint-go/x/machine/types"
+
+	sdk "github.com/cosmos/cosmos-sdk/types"
+	"github.com/stretchr/testify/assert"
+)
+
+func createNTrustAnchor(keeper *keeper.Keeper, ctx sdk.Context, n int) []types.TrustAnchor {
+	items := make([]types.TrustAnchor, n)
+	for i := range items {
+		items[i].Pubkey = fmt.Sprintf("pubkey%v", i)
+		var activated bool
+		if i%2 == 1 {
+			activated = true
+		} else {
+			activated = false
+		}
+		keeper.StoreTrustAnchor(ctx, items[i], activated)
+	}
+	return items
+}
+
+func TestGetTrustAnchor(t *testing.T) {
+	keeper, ctx := keepertest.MachineKeeper(t)
+	items := createNTrustAnchor(keeper, ctx, 10)
+	for i, item := range items {
+		ta, activated, found := keeper.GetTrustAnchor(ctx, item.Pubkey)
+		assert.True(t, found)
+		assert.Equal(t, item, ta)
+		if i%2 == 1 {
+			assert.True(t, activated)
+		} else {
+			assert.False(t, activated)
+		}
+	}
+}
+
+func TestUpdateTrustAnchor(t *testing.T) {
+	keeper, ctx := keepertest.MachineKeeper(t)
+	items := createNTrustAnchor(keeper, ctx, 10)
+	for _, item := range items {
+		ta, activated, _ := keeper.GetTrustAnchor(ctx, item.Pubkey)
+		if !activated {
+			keeper.StoreTrustAnchor(ctx, ta, true)
+		}
+	}
+
+	for _, item := range items {
+		_, activated, _ := keeper.GetTrustAnchor(ctx, item.Pubkey)
+		assert.True(t, activated)
+	}
+}

x/machine/module_simulation.go

@@ -27,6 +27,10 @@ const (
 	// TODO: Determine the simulation weight value
 	defaultWeightMsgAttestMachine int = 100
 
+	opWeightMsgRegisterTrustAnchor = "op_weight_msg_register_trust_anchor"
+	// TODO: Determine the simulation weight value
+	defaultWeightMsgRegisterTrustAnchor int = 100
+
 	// this line is used by starport scaffolding # simapp/module/const
 )
 
@@ -68,6 +72,17 @@ func (am AppModule) WeightedOperations(simState module.SimulationState) []simtyp
 		machinesimulation.SimulateMsgAttestMachine(am.accountKeeper, am.bankKeeper, am.keeper),
 	))
 
+	var weightMsgRegisterTrustAnchor int
+	simState.AppParams.GetOrGenerate(simState.Cdc, opWeightMsgRegisterTrustAnchor, &weightMsgRegisterTrustAnchor, nil,
+		func(_ *rand.Rand) {
+			weightMsgRegisterTrustAnchor = defaultWeightMsgRegisterTrustAnchor
+		},
+	)
+	operations = append(operations, simulation.NewWeightedOperation(
+		weightMsgRegisterTrustAnchor,
+		machinesimulation.SimulateMsgRegisterTrustAnchor(am.accountKeeper, am.bankKeeper, am.keeper),
+	))
+
 	// this line is used by starport scaffolding # simapp/module/operation
 
 	return operations
@@ -84,6 +99,14 @@ func (am AppModule) ProposalMsgs(simState module.SimulationState) []simtypes.Wei
 				return nil
 			},
 		),
+		simulation.NewWeightedProposalMsg(
+			opWeightMsgRegisterTrustAnchor,
+			defaultWeightMsgRegisterTrustAnchor,
+			func(r *rand.Rand, ctx sdk.Context, accs []simtypes.Account) sdk.Msg {
+				machinesimulation.SimulateMsgRegisterTrustAnchor(am.accountKeeper, am.bankKeeper, am.keeper)
+				return nil
+			},
+		),
 		// this line is used by starport scaffolding # simapp/module/OpMsg
 	}
 }

x/machine/simulation/register_trust_anchor.go

@@ -0,0 +1,29 @@
+package simulation
+
+import (
+	"math/rand"
+
+	"github.com/cosmos/cosmos-sdk/baseapp"
+	sdk "github.com/cosmos/cosmos-sdk/types"
+	simtypes "github.com/cosmos/cosmos-sdk/types/simulation"
+	"planetmint-go/x/machine/keeper"
+	"planetmint-go/x/machine/types"
+)
+
+func SimulateMsgRegisterTrustAnchor(
+	ak types.AccountKeeper,
+	bk types.BankKeeper,
+	k keeper.Keeper,
+) simtypes.Operation {
+	return func(r *rand.Rand, app *baseapp.BaseApp, ctx sdk.Context, accs []simtypes.Account, chainID string,
+	) (simtypes.OperationMsg, []simtypes.FutureOperation, error) {
+		simAccount, _ := simtypes.RandomAcc(r, accs)
+		msg := &types.MsgRegisterTrustAnchor{
+			Creator: simAccount.Address.String(),
+		}
+
+		// TODO: Handling the RegisterTrustAnchor simulation
+
+		return simtypes.NoOpMsg(types.ModuleName, msg.Type(), "RegisterTrustAnchor simulation not implemented"), nil, nil
+	}
+}

x/machine/types/codec.go

@@ -9,6 +9,7 @@ import (
 
 func RegisterCodec(cdc *codec.LegacyAmino) {
 	cdc.RegisterConcrete(&MsgAttestMachine{}, "machine/AttestMachine", nil)
+	cdc.RegisterConcrete(&MsgRegisterTrustAnchor{}, "machine/RegisterTrustAnchor", nil)
 	// this line is used by starport scaffolding # 2
 }
 
@@ -16,6 +17,9 @@ func RegisterInterfaces(registry cdctypes.InterfaceRegistry) {
 	registry.RegisterImplementations((*sdk.Msg)(nil),
 		&MsgAttestMachine{},
 	)
+	registry.RegisterImplementations((*sdk.Msg)(nil),
+		&MsgRegisterTrustAnchor{},
+	)
 	// this line is used by starport scaffolding # 3
 
 	msgservice.RegisterMsgServiceDesc(registry, &_Msg_serviceDesc)

x/machine/types/keys.go

@@ -20,6 +20,8 @@ const (
 	IssuerPlanetmintIndexKey = "Machine/IssuerPlanetmintIndex/"
 
 	IssuerLiquidIndexKey = "Machine/IssuerLiquidIndex/"
+
+	TrustAnchorKey = "Machine/trustAnchor/"
 )
 
 func KeyPrefix(p string) []byte {

x/machine/types/message_register_trust_anchor.go

@@ -0,0 +1,47 @@
+package types
+
+import (
+	errorsmod "cosmossdk.io/errors"
+	sdk "github.com/cosmos/cosmos-sdk/types"
+	sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
+)
+
+const TypeMsgRegisterTrustAnchor = "register_trust_anchor"
+
+var _ sdk.Msg = &MsgRegisterTrustAnchor{}
+
+func NewMsgRegisterTrustAnchor(creator string, trustAnchor *TrustAnchor) *MsgRegisterTrustAnchor {
+	return &MsgRegisterTrustAnchor{
+		Creator:     creator,
+		TrustAnchor: trustAnchor,
+	}
+}
+
+func (msg *MsgRegisterTrustAnchor) Route() string {
+	return RouterKey
+}
+
+func (msg *MsgRegisterTrustAnchor) Type() string {
+	return TypeMsgRegisterTrustAnchor
+}
+
+func (msg *MsgRegisterTrustAnchor) GetSigners() []sdk.AccAddress {
+	creator, err := sdk.AccAddressFromBech32(msg.Creator)
+	if err != nil {
+		panic(err)
+	}
+	return []sdk.AccAddress{creator}
+}
+
+func (msg *MsgRegisterTrustAnchor) GetSignBytes() []byte {
+	bz := ModuleCdc.MustMarshalJSON(msg)
+	return sdk.MustSortJSON(bz)
+}
+
+func (msg *MsgRegisterTrustAnchor) ValidateBasic() error {
+	_, err := sdk.AccAddressFromBech32(msg.Creator)
+	if err != nil {
+		return errorsmod.Wrapf(sdkerrors.ErrInvalidAddress, "invalid creator address (%s)", err)
+	}
+	return nil
+}

x/machine/types/message_register_trust_anchor_test.go

@@ -0,0 +1,34 @@
+package types
+
+import (
+	"testing"
+
+	sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
+	"github.com/stretchr/testify/require"
+)
+
+func TestMsgRegisterTrustAnchor_ValidateBasic(t *testing.T) {
+	tests := []struct {
+		name string
+		msg  MsgRegisterTrustAnchor
+		err  error
+	}{
+		{
+			name: "invalid address",
+			msg: MsgRegisterTrustAnchor{
+				Creator: "invalid_address",
+			},
+			err: sdkerrors.ErrInvalidAddress,
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			err := tt.msg.ValidateBasic()
+			if tt.err != nil {
+				require.ErrorIs(t, err, tt.err)
+				return
+			}
+			require.NoError(t, err)
+		})
+	}
+}

x/machine/types/trust_anchor.pb.go

@@ -0,0 +1,316 @@
+// Code generated by protoc-gen-gogo. DO NOT EDIT.
+// source: planetmintgo/machine/trust_anchor.proto
+
+package types
+
+import (
+	fmt "fmt"
+	proto "github.com/cosmos/gogoproto/proto"
+	io "io"
+	math "math"
+	math_bits "math/bits"
+)
+
+// Reference imports to suppress errors if they are not otherwise used.
+var _ = proto.Marshal
+var _ = fmt.Errorf
+var _ = math.Inf
+
+// This is a compile-time assertion to ensure that this generated file
+// is compatible with the proto package it is being compiled against.
+// A compilation error at this line likely means your copy of the
+// proto package needs to be updated.
+const _ = proto.GoGoProtoPackageIsVersion3 // please upgrade the proto package
+
+type TrustAnchor struct {
+	Pubkey string `protobuf:"bytes,1,opt,name=pubkey,proto3" json:"pubkey,omitempty"`
+}
+
+func (m *TrustAnchor) Reset()         { *m = TrustAnchor{} }
+func (m *TrustAnchor) String() string { return proto.CompactTextString(m) }
+func (*TrustAnchor) ProtoMessage()    {}
+func (*TrustAnchor) Descriptor() ([]byte, []int) {
+	return fileDescriptor_c743aa40c45e7aac, []int{0}
+}
+func (m *TrustAnchor) XXX_Unmarshal(b []byte) error {
+	return m.Unmarshal(b)
+}
+func (m *TrustAnchor) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	if deterministic {
+		return xxx_messageInfo_TrustAnchor.Marshal(b, m, deterministic)
+	} else {
+		b = b[:cap(b)]
+		n, err := m.MarshalToSizedBuffer(b)
+		if err != nil {
+			return nil, err
+		}
+		return b[:n], nil
+	}
+}
+func (m *TrustAnchor) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_TrustAnchor.Merge(m, src)
+}
+func (m *TrustAnchor) XXX_Size() int {
+	return m.Size()
+}
+func (m *TrustAnchor) XXX_DiscardUnknown() {
+	xxx_messageInfo_TrustAnchor.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_TrustAnchor proto.InternalMessageInfo
+
+func (m *TrustAnchor) GetPubkey() string {
+	if m != nil {
+		return m.Pubkey
+	}
+	return ""
+}
+
+func init() {
+	proto.RegisterType((*TrustAnchor)(nil), "planetmintgo.machine.TrustAnchor")
+}
+
+func init() {
+	proto.RegisterFile("planetmintgo/machine/trust_anchor.proto", fileDescriptor_c743aa40c45e7aac)
+}
+
+var fileDescriptor_c743aa40c45e7aac = []byte{
+	// 149 bytes of a gzipped FileDescriptorProto
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0xe2, 0x52, 0x2f, 0xc8, 0x49, 0xcc,
+	0x4b, 0x2d, 0xc9, 0xcd, 0xcc, 0x2b, 0x49, 0xcf, 0xd7, 0xcf, 0x4d, 0x4c, 0xce, 0xc8, 0xcc, 0x4b,
+	0xd5, 0x2f, 0x29, 0x2a, 0x2d, 0x2e, 0x89, 0x4f, 0xcc, 0x4b, 0xce, 0xc8, 0x2f, 0xd2, 0x2b, 0x28,
+	0xca, 0x2f, 0xc9, 0x17, 0x12, 0x41, 0x56, 0xa8, 0x07, 0x55, 0xa8, 0xa4, 0xca, 0xc5, 0x1d, 0x02,
+	0x52, 0xeb, 0x08, 0x56, 0x2a, 0x24, 0xc6, 0xc5, 0x56, 0x50, 0x9a, 0x94, 0x9d, 0x5a, 0x29, 0xc1,
+	0xa8, 0xc0, 0xa8, 0xc1, 0x19, 0x04, 0xe5, 0x39, 0x99, 0x9f, 0x78, 0x24, 0xc7, 0x78, 0xe1, 0x91,
+	0x1c, 0xe3, 0x83, 0x47, 0x72, 0x8c, 0x13, 0x1e, 0xcb, 0x31, 0x5c, 0x78, 0x2c, 0xc7, 0x70, 0xe3,
+	0xb1, 0x1c, 0x43, 0x94, 0x2c, 0xc2, 0x58, 0xdd, 0xf4, 0x7c, 0xfd, 0x0a, 0x84, 0x13, 0x2a, 0x0b,
+	0x52, 0x8b, 0x93, 0xd8, 0xc0, 0x96, 0x1b, 0x03, 0x02, 0x00, 0x00, 0xff, 0xff, 0x05, 0x42, 0xb6,
+	0x02, 0xa7, 0x00, 0x00, 0x00,
+}
+
+func (m *TrustAnchor) Marshal() (dAtA []byte, err error) {
+	size := m.Size()
+	dAtA = make([]byte, size)
+	n, err := m.MarshalToSizedBuffer(dAtA[:size])
+	if err != nil {
+		return nil, err
+	}
+	return dAtA[:n], nil
+}
+
+func (m *TrustAnchor) MarshalTo(dAtA []byte) (int, error) {
+	size := m.Size()
+	return m.MarshalToSizedBuffer(dAtA[:size])
+}
+
+func (m *TrustAnchor) MarshalToSizedBuffer(dAtA []byte) (int, error) {
+	i := len(dAtA)
+	_ = i
+	var l int
+	_ = l
+	if len(m.Pubkey) > 0 {
+		i -= len(m.Pubkey)
+		copy(dAtA[i:], m.Pubkey)
+		i = encodeVarintTrustAnchor(dAtA, i, uint64(len(m.Pubkey)))
+		i--
+		dAtA[i] = 0xa
+	}
+	return len(dAtA) - i, nil
+}
+
+func encodeVarintTrustAnchor(dAtA []byte, offset int, v uint64) int {
+	offset -= sovTrustAnchor(v)
+	base := offset
+	for v >= 1<<7 {
+		dAtA[offset] = uint8(v&0x7f | 0x80)
+		v >>= 7
+		offset++
+	}
+	dAtA[offset] = uint8(v)
+	return base
+}
+func (m *TrustAnchor) Size() (n int) {
+	if m == nil {
+		return 0
+	}
+	var l int
+	_ = l
+	l = len(m.Pubkey)
+	if l > 0 {
+		n += 1 + l + sovTrustAnchor(uint64(l))
+	}
+	return n
+}
+
+func sovTrustAnchor(x uint64) (n int) {
+	return (math_bits.Len64(x|1) + 6) / 7
+}
+func sozTrustAnchor(x uint64) (n int) {
+	return sovTrustAnchor(uint64((x << 1) ^ uint64((int64(x) >> 63))))
+}
+func (m *TrustAnchor) Unmarshal(dAtA []byte) error {
+	l := len(dAtA)
+	iNdEx := 0
+	for iNdEx < l {
+		preIndex := iNdEx
+		var wire uint64
+		for shift := uint(0); ; shift += 7 {
+			if shift >= 64 {
+				return ErrIntOverflowTrustAnchor
+			}
+			if iNdEx >= l {
+				return io.ErrUnexpectedEOF
+			}
+			b := dAtA[iNdEx]
+			iNdEx++
+			wire |= uint64(b&0x7F) << shift
+			if b < 0x80 {
+				break
+			}
+		}
+		fieldNum := int32(wire >> 3)
+		wireType := int(wire & 0x7)
+		if wireType == 4 {
+			return fmt.Errorf("proto: TrustAnchor: wiretype end group for non-group")
+		}
+		if fieldNum <= 0 {
+			return fmt.Errorf("proto: TrustAnchor: illegal tag %d (wire type %d)", fieldNum, wire)
+		}
+		switch fieldNum {
+		case 1:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field Pubkey", wireType)
+			}
+			var stringLen uint64
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowTrustAnchor
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				stringLen |= uint64(b&0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			intStringLen := int(stringLen)
+			if intStringLen < 0 {
+				return ErrInvalidLengthTrustAnchor
+			}
+			postIndex := iNdEx + intStringLen
+			if postIndex < 0 {
+				return ErrInvalidLengthTrustAnchor
+			}
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			m.Pubkey = string(dAtA[iNdEx:postIndex])
+			iNdEx = postIndex
+		default:
+			iNdEx = preIndex
+			skippy, err := skipTrustAnchor(dAtA[iNdEx:])
+			if err != nil {
+				return err
+			}
+			if (skippy < 0) || (iNdEx+skippy) < 0 {
+				return ErrInvalidLengthTrustAnchor
+			}
+			if (iNdEx + skippy) > l {
+				return io.ErrUnexpectedEOF
+			}
+			iNdEx += skippy
+		}
+	}
+
+	if iNdEx > l {
+		return io.ErrUnexpectedEOF
+	}
+	return nil
+}
+func skipTrustAnchor(dAtA []byte) (n int, err error) {
+	l := len(dAtA)
+	iNdEx := 0
+	depth := 0
+	for iNdEx < l {
+		var wire uint64
+		for shift := uint(0); ; shift += 7 {
+			if shift >= 64 {
+				return 0, ErrIntOverflowTrustAnchor
+			}
+			if iNdEx >= l {
+				return 0, io.ErrUnexpectedEOF
+			}
+			b := dAtA[iNdEx]
+			iNdEx++
+			wire |= (uint64(b) & 0x7F) << shift
+			if b < 0x80 {
+				break
+			}
+		}
+		wireType := int(wire & 0x7)
+		switch wireType {
+		case 0:
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return 0, ErrIntOverflowTrustAnchor
+				}
+				if iNdEx >= l {
+					return 0, io.ErrUnexpectedEOF
+				}
+				iNdEx++
+				if dAtA[iNdEx-1] < 0x80 {
+					break
+				}
+			}
+		case 1:
+			iNdEx += 8
+		case 2:
+			var length int
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return 0, ErrIntOverflowTrustAnchor
+				}
+				if iNdEx >= l {
+					return 0, io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				length |= (int(b) & 0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			if length < 0 {
+				return 0, ErrInvalidLengthTrustAnchor
+			}
+			iNdEx += length
+		case 3:
+			depth++
+		case 4:
+			if depth == 0 {
+				return 0, ErrUnexpectedEndOfGroupTrustAnchor
+			}
+			depth--
+		case 5:
+			iNdEx += 4
+		default:
+			return 0, fmt.Errorf("proto: illegal wireType %d", wireType)
+		}
+		if iNdEx < 0 {
+			return 0, ErrInvalidLengthTrustAnchor
+		}
+		if depth == 0 {
+			return iNdEx, nil
+		}
+	}
+	return 0, io.ErrUnexpectedEOF
+}
+
+var (
+	ErrInvalidLengthTrustAnchor        = fmt.Errorf("proto: negative length found during unmarshaling")
+	ErrIntOverflowTrustAnchor          = fmt.Errorf("proto: integer overflow")
+	ErrUnexpectedEndOfGroupTrustAnchor = fmt.Errorf("proto: unexpected end of group")
+)

x/machine/types/tx.pb.go

@@ -115,29 +115,125 @@ func (m *MsgAttestMachineResponse) XXX_DiscardUnknown() {
 
 var xxx_messageInfo_MsgAttestMachineResponse proto.InternalMessageInfo
 
+type MsgRegisterTrustAnchor struct {
+	Creator     string       `protobuf:"bytes,1,opt,name=creator,proto3" json:"creator,omitempty"`
+	TrustAnchor *TrustAnchor `protobuf:"bytes,2,opt,name=trustAnchor,proto3" json:"trustAnchor,omitempty"`
+}
+
+func (m *MsgRegisterTrustAnchor) Reset()         { *m = MsgRegisterTrustAnchor{} }
+func (m *MsgRegisterTrustAnchor) String() string { return proto.CompactTextString(m) }
+func (*MsgRegisterTrustAnchor) ProtoMessage()    {}
+func (*MsgRegisterTrustAnchor) Descriptor() ([]byte, []int) {
+	return fileDescriptor_85ac37e5c8e5251d, []int{2}
+}
+func (m *MsgRegisterTrustAnchor) XXX_Unmarshal(b []byte) error {
+	return m.Unmarshal(b)
+}
+func (m *MsgRegisterTrustAnchor) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	if deterministic {
+		return xxx_messageInfo_MsgRegisterTrustAnchor.Marshal(b, m, deterministic)
+	} else {
+		b = b[:cap(b)]
+		n, err := m.MarshalToSizedBuffer(b)
+		if err != nil {
+			return nil, err
+		}
+		return b[:n], nil
+	}
+}
+func (m *MsgRegisterTrustAnchor) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_MsgRegisterTrustAnchor.Merge(m, src)
+}
+func (m *MsgRegisterTrustAnchor) XXX_Size() int {
+	return m.Size()
+}
+func (m *MsgRegisterTrustAnchor) XXX_DiscardUnknown() {
+	xxx_messageInfo_MsgRegisterTrustAnchor.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_MsgRegisterTrustAnchor proto.InternalMessageInfo
+
+func (m *MsgRegisterTrustAnchor) GetCreator() string {
+	if m != nil {
+		return m.Creator
+	}
+	return ""
+}
+
+func (m *MsgRegisterTrustAnchor) GetTrustAnchor() *TrustAnchor {
+	if m != nil {
+		return m.TrustAnchor
+	}
+	return nil
+}
+
+type MsgRegisterTrustAnchorResponse struct {
+}
+
+func (m *MsgRegisterTrustAnchorResponse) Reset()         { *m = MsgRegisterTrustAnchorResponse{} }
+func (m *MsgRegisterTrustAnchorResponse) String() string { return proto.CompactTextString(m) }
+func (*MsgRegisterTrustAnchorResponse) ProtoMessage()    {}
+func (*MsgRegisterTrustAnchorResponse) Descriptor() ([]byte, []int) {
+	return fileDescriptor_85ac37e5c8e5251d, []int{3}
+}
+func (m *MsgRegisterTrustAnchorResponse) XXX_Unmarshal(b []byte) error {
+	return m.Unmarshal(b)
+}
+func (m *MsgRegisterTrustAnchorResponse) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	if deterministic {
+		return xxx_messageInfo_MsgRegisterTrustAnchorResponse.Marshal(b, m, deterministic)
+	} else {
+		b = b[:cap(b)]
+		n, err := m.MarshalToSizedBuffer(b)
+		if err != nil {
+			return nil, err
+		}
+		return b[:n], nil
+	}
+}
+func (m *MsgRegisterTrustAnchorResponse) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_MsgRegisterTrustAnchorResponse.Merge(m, src)
+}
+func (m *MsgRegisterTrustAnchorResponse) XXX_Size() int {
+	return m.Size()
+}
+func (m *MsgRegisterTrustAnchorResponse) XXX_DiscardUnknown() {
+	xxx_messageInfo_MsgRegisterTrustAnchorResponse.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_MsgRegisterTrustAnchorResponse proto.InternalMessageInfo
+
 func init() {
 	proto.RegisterType((*MsgAttestMachine)(nil), "planetmintgo.machine.MsgAttestMachine")
 	proto.RegisterType((*MsgAttestMachineResponse)(nil), "planetmintgo.machine.MsgAttestMachineResponse")
+	proto.RegisterType((*MsgRegisterTrustAnchor)(nil), "planetmintgo.machine.MsgRegisterTrustAnchor")
+	proto.RegisterType((*MsgRegisterTrustAnchorResponse)(nil), "planetmintgo.machine.MsgRegisterTrustAnchorResponse")
 }
 
 func init() { proto.RegisterFile("planetmintgo/machine/tx.proto", fileDescriptor_85ac37e5c8e5251d) }
 
 var fileDescriptor_85ac37e5c8e5251d = []byte{
-	// 216 bytes of a gzipped FileDescriptorProto
+	// 305 bytes of a gzipped FileDescriptorProto
 	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0xe2, 0x92, 0x2d, 0xc8, 0x49, 0xcc,
 	0x4b, 0x2d, 0xc9, 0xcd, 0xcc, 0x2b, 0x49, 0xcf, 0xd7, 0xcf, 0x4d, 0x4c, 0xce, 0xc8, 0xcc, 0x4b,
 	0xd5, 0x2f, 0xa9, 0xd0, 0x2b, 0x28, 0xca, 0x2f, 0xc9, 0x17, 0x12, 0x41, 0x96, 0xd6, 0x83, 0x4a,
-	0x4b, 0x29, 0x61, 0xd5, 0x04, 0xa5, 0x21, 0x3a, 0x95, 0x52, 0xb9, 0x04, 0x7c, 0x8b, 0xd3, 0x1d,
-	0x4b, 0x4a, 0x52, 0x8b, 0x4b, 0x7c, 0x21, 0x32, 0x42, 0x12, 0x5c, 0xec, 0xc9, 0x45, 0xa9, 0x89,
-	0x25, 0xf9, 0x45, 0x12, 0x8c, 0x0a, 0x8c, 0x1a, 0x9c, 0x41, 0x30, 0xae, 0x90, 0x39, 0x17, 0x3b,
-	0x54, 0xbb, 0x04, 0x93, 0x02, 0xa3, 0x06, 0xb7, 0x91, 0xac, 0x1e, 0x36, 0x9b, 0xf5, 0xa0, 0x26,
-	0x05, 0xc1, 0x54, 0x2b, 0x49, 0x71, 0x49, 0xa0, 0x5b, 0x13, 0x94, 0x5a, 0x5c, 0x90, 0x9f, 0x57,
-	0x9c, 0x6a, 0x94, 0xc7, 0xc5, 0xec, 0x5b, 0x9c, 0x2e, 0x94, 0xce, 0xc5, 0x8b, 0xea, 0x0c, 0x35,
-	0x1c, 0x66, 0xa3, 0x99, 0x23, 0xa5, 0x47, 0x9c, 0x3a, 0x98, 0x7d, 0x4e, 0xe6, 0x27, 0x1e, 0xc9,
-	0x31, 0x5e, 0x78, 0x24, 0xc7, 0xf8, 0xe0, 0x91, 0x1c, 0xe3, 0x84, 0xc7, 0x72, 0x0c, 0x17, 0x1e,
-	0xcb, 0x31, 0xdc, 0x78, 0x2c, 0xc7, 0x10, 0x85, 0x14, 0xca, 0xba, 0xe9, 0xf9, 0xfa, 0x15, 0x88,
-	0x80, 0xae, 0x2c, 0x48, 0x2d, 0x4e, 0x62, 0x03, 0x07, 0x99, 0x31, 0x20, 0x00, 0x00, 0xff, 0xff,
-	0x78, 0x82, 0x2b, 0xac, 0x8d, 0x01, 0x00, 0x00,
+	0x4b, 0x29, 0x61, 0xd5, 0x04, 0xa5, 0x21, 0x3a, 0xa5, 0xd4, 0xb1, 0x1b, 0x5c, 0x54, 0x5a, 0x5c,
+	0x12, 0x9f, 0x98, 0x97, 0x9c, 0x91, 0x5f, 0x04, 0x51, 0xa8, 0x94, 0xca, 0x25, 0xe0, 0x5b, 0x9c,
+	0xee, 0x58, 0x52, 0x92, 0x5a, 0x5c, 0xe2, 0x0b, 0x51, 0x26, 0x24, 0xc1, 0xc5, 0x9e, 0x5c, 0x94,
+	0x9a, 0x58, 0x92, 0x5f, 0x24, 0xc1, 0xa8, 0xc0, 0xa8, 0xc1, 0x19, 0x04, 0xe3, 0x0a, 0x99, 0x73,
+	0xb1, 0x43, 0xcd, 0x92, 0x60, 0x52, 0x60, 0xd4, 0xe0, 0x36, 0x92, 0xd5, 0xc3, 0xe6, 0x44, 0x3d,
+	0xa8, 0x49, 0x41, 0x30, 0xd5, 0x4a, 0x52, 0x5c, 0x12, 0xe8, 0xd6, 0x04, 0xa5, 0x16, 0x17, 0xe4,
+	0xe7, 0x15, 0xa7, 0x2a, 0x95, 0x73, 0x89, 0xf9, 0x16, 0xa7, 0x07, 0xa5, 0xa6, 0x67, 0x16, 0x97,
+	0xa4, 0x16, 0x85, 0x80, 0xdc, 0xe8, 0x08, 0x76, 0x22, 0x1e, 0x87, 0x38, 0x73, 0x71, 0x97, 0x20,
+	0x14, 0x42, 0x1d, 0xa3, 0x88, 0xdd, 0x31, 0x48, 0x26, 0x06, 0x21, 0xeb, 0x52, 0x52, 0xe0, 0x92,
+	0xc3, 0x6e, 0x31, 0xcc, 0x69, 0x46, 0x2f, 0x19, 0xb9, 0x98, 0x7d, 0x8b, 0xd3, 0x85, 0xd2, 0xb9,
+	0x78, 0x51, 0x83, 0x48, 0x0d, 0x87, 0xbf, 0xd1, 0xfc, 0x28, 0xa5, 0x47, 0x9c, 0x3a, 0x98, 0x85,
+	0x42, 0x95, 0x5c, 0xc2, 0xd8, 0x02, 0x42, 0x07, 0xa7, 0x31, 0x58, 0x54, 0x4b, 0x99, 0x90, 0xa2,
+	0x1a, 0x66, 0xb5, 0x93, 0xf9, 0x89, 0x47, 0x72, 0x8c, 0x17, 0x1e, 0xc9, 0x31, 0x3e, 0x78, 0x24,
+	0xc7, 0x38, 0xe1, 0xb1, 0x1c, 0xc3, 0x85, 0xc7, 0x72, 0x0c, 0x37, 0x1e, 0xcb, 0x31, 0x44, 0x21,
+	0xa5, 0x52, 0xdd, 0xf4, 0x7c, 0xfd, 0x0a, 0x44, 0x7a, 0xaa, 0x2c, 0x48, 0x2d, 0x4e, 0x62, 0x03,
+	0xa7, 0x24, 0x63, 0x40, 0x00, 0x00, 0x00, 0xff, 0xff, 0x66, 0xa7, 0x9c, 0x05, 0xcd, 0x02, 0x00,
+	0x00,
 }
 
 // Reference imports to suppress errors if they are not otherwise used.
@@ -153,6 +249,7 @@ const _ = grpc.SupportPackageIsVersion4
 // For semantics around ctx use and closing/ending streaming RPCs, please refer to https://godoc.org/google.golang.org/grpc#ClientConn.NewStream.
 type MsgClient interface {
 	AttestMachine(ctx context.Context, in *MsgAttestMachine, opts ...grpc.CallOption) (*MsgAttestMachineResponse, error)
+	RegisterTrustAnchor(ctx context.Context, in *MsgRegisterTrustAnchor, opts ...grpc.CallOption) (*MsgRegisterTrustAnchorResponse, error)
 }
 
 type msgClient struct {
@@ -172,9 +269,19 @@ func (c *msgClient) AttestMachine(ctx context.Context, in *MsgAttestMachine, opt
 	return out, nil
 }
 
+func (c *msgClient) RegisterTrustAnchor(ctx context.Context, in *MsgRegisterTrustAnchor, opts ...grpc.CallOption) (*MsgRegisterTrustAnchorResponse, error) {
+	out := new(MsgRegisterTrustAnchorResponse)
+	err := c.cc.Invoke(ctx, "/planetmintgo.machine.Msg/RegisterTrustAnchor", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
 // MsgServer is the server API for Msg service.
 type MsgServer interface {
 	AttestMachine(context.Context, *MsgAttestMachine) (*MsgAttestMachineResponse, error)
+	RegisterTrustAnchor(context.Context, *MsgRegisterTrustAnchor) (*MsgRegisterTrustAnchorResponse, error)
 }
 
 // UnimplementedMsgServer can be embedded to have forward compatible implementations.
@@ -184,6 +291,9 @@ type UnimplementedMsgServer struct {
 func (*UnimplementedMsgServer) AttestMachine(ctx context.Context, req *MsgAttestMachine) (*MsgAttestMachineResponse, error) {
 	return nil, status.Errorf(codes.Unimplemented, "method AttestMachine not implemented")
 }
+func (*UnimplementedMsgServer) RegisterTrustAnchor(ctx context.Context, req *MsgRegisterTrustAnchor) (*MsgRegisterTrustAnchorResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method RegisterTrustAnchor not implemented")
+}
 
 func RegisterMsgServer(s grpc1.Server, srv MsgServer) {
 	s.RegisterService(&_Msg_serviceDesc, srv)
@@ -207,6 +317,24 @@ func _Msg_AttestMachine_Handler(srv interface{}, ctx context.Context, dec func(i
 	return interceptor(ctx, in, info, handler)
 }
 
+func _Msg_RegisterTrustAnchor_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(MsgRegisterTrustAnchor)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(MsgServer).RegisterTrustAnchor(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/planetmintgo.machine.Msg/RegisterTrustAnchor",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(MsgServer).RegisterTrustAnchor(ctx, req.(*MsgRegisterTrustAnchor))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
 var _Msg_serviceDesc = grpc.ServiceDesc{
 	ServiceName: "planetmintgo.machine.Msg",
 	HandlerType: (*MsgServer)(nil),
@@ -215,6 +343,10 @@ var _Msg_serviceDesc = grpc.ServiceDesc{
 			MethodName: "AttestMachine",
 			Handler:    _Msg_AttestMachine_Handler,
 		},
+		{
+			MethodName: "RegisterTrustAnchor",
+			Handler:    _Msg_RegisterTrustAnchor_Handler,
+		},
 	},
 	Streams:  []grpc.StreamDesc{},
 	Metadata: "planetmintgo/machine/tx.proto",
@@ -285,6 +417,71 @@ func (m *MsgAttestMachineResponse) MarshalToSizedBuffer(dAtA []byte) (int, error
 	return len(dAtA) - i, nil
 }
 
+func (m *MsgRegisterTrustAnchor) Marshal() (dAtA []byte, err error) {
+	size := m.Size()
+	dAtA = make([]byte, size)
+	n, err := m.MarshalToSizedBuffer(dAtA[:size])
+	if err != nil {
+		return nil, err
+	}
+	return dAtA[:n], nil
+}
+
+func (m *MsgRegisterTrustAnchor) MarshalTo(dAtA []byte) (int, error) {
+	size := m.Size()
+	return m.MarshalToSizedBuffer(dAtA[:size])
+}
+
+func (m *MsgRegisterTrustAnchor) MarshalToSizedBuffer(dAtA []byte) (int, error) {
+	i := len(dAtA)
+	_ = i
+	var l int
+	_ = l
+	if m.TrustAnchor != nil {
+		{
+			size, err := m.TrustAnchor.MarshalToSizedBuffer(dAtA[:i])
+			if err != nil {
+				return 0, err
+			}
+			i -= size
+			i = encodeVarintTx(dAtA, i, uint64(size))
+		}
+		i--
+		dAtA[i] = 0x12
+	}
+	if len(m.Creator) > 0 {
+		i -= len(m.Creator)
+		copy(dAtA[i:], m.Creator)
+		i = encodeVarintTx(dAtA, i, uint64(len(m.Creator)))
+		i--
+		dAtA[i] = 0xa
+	}
+	return len(dAtA) - i, nil
+}
+
+func (m *MsgRegisterTrustAnchorResponse) Marshal() (dAtA []byte, err error) {
+	size := m.Size()
+	dAtA = make([]byte, size)
+	n, err := m.MarshalToSizedBuffer(dAtA[:size])
+	if err != nil {
+		return nil, err
+	}
+	return dAtA[:n], nil
+}
+
+func (m *MsgRegisterTrustAnchorResponse) MarshalTo(dAtA []byte) (int, error) {
+	size := m.Size()
+	return m.MarshalToSizedBuffer(dAtA[:size])
+}
+
+func (m *MsgRegisterTrustAnchorResponse) MarshalToSizedBuffer(dAtA []byte) (int, error) {
+	i := len(dAtA)
+	_ = i
+	var l int
+	_ = l
+	return len(dAtA) - i, nil
+}
+
 func encodeVarintTx(dAtA []byte, offset int, v uint64) int {
 	offset -= sovTx(v)
 	base := offset
@@ -322,6 +519,32 @@ func (m *MsgAttestMachineResponse) Size() (n int) {
 	return n
 }
 
+func (m *MsgRegisterTrustAnchor) Size() (n int) {
+	if m == nil {
+		return 0
+	}
+	var l int
+	_ = l
+	l = len(m.Creator)
+	if l > 0 {
+		n += 1 + l + sovTx(uint64(l))
+	}
+	if m.TrustAnchor != nil {
+		l = m.TrustAnchor.Size()
+		n += 1 + l + sovTx(uint64(l))
+	}
+	return n
+}
+
+func (m *MsgRegisterTrustAnchorResponse) Size() (n int) {
+	if m == nil {
+		return 0
+	}
+	var l int
+	_ = l
+	return n
+}
+
 func sovTx(x uint64) (n int) {
 	return (math_bits.Len64(x|1) + 6) / 7
 }
@@ -496,6 +719,174 @@ func (m *MsgAttestMachineResponse) Unmarshal(dAtA []byte) error {
 	}
 	return nil
 }
+func (m *MsgRegisterTrustAnchor) Unmarshal(dAtA []byte) error {
+	l := len(dAtA)
+	iNdEx := 0
+	for iNdEx < l {
+		preIndex := iNdEx
+		var wire uint64
+		for shift := uint(0); ; shift += 7 {
+			if shift >= 64 {
+				return ErrIntOverflowTx
+			}
+			if iNdEx >= l {
+				return io.ErrUnexpectedEOF
+			}
+			b := dAtA[iNdEx]
+			iNdEx++
+			wire |= uint64(b&0x7F) << shift
+			if b < 0x80 {
+				break
+			}
+		}
+		fieldNum := int32(wire >> 3)
+		wireType := int(wire & 0x7)
+		if wireType == 4 {
+			return fmt.Errorf("proto: MsgRegisterTrustAnchor: wiretype end group for non-group")
+		}
+		if fieldNum <= 0 {
+			return fmt.Errorf("proto: MsgRegisterTrustAnchor: illegal tag %d (wire type %d)", fieldNum, wire)
+		}
+		switch fieldNum {
+		case 1:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field Creator", wireType)
+			}
+			var stringLen uint64
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowTx
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				stringLen |= uint64(b&0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			intStringLen := int(stringLen)
+			if intStringLen < 0 {
+				return ErrInvalidLengthTx
+			}
+			postIndex := iNdEx + intStringLen
+			if postIndex < 0 {
+				return ErrInvalidLengthTx
+			}
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			m.Creator = string(dAtA[iNdEx:postIndex])
+			iNdEx = postIndex
+		case 2:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field TrustAnchor", wireType)
+			}
+			var msglen int
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowTx
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				msglen |= int(b&0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			if msglen < 0 {
+				return ErrInvalidLengthTx
+			}
+			postIndex := iNdEx + msglen
+			if postIndex < 0 {
+				return ErrInvalidLengthTx
+			}
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			if m.TrustAnchor == nil {
+				m.TrustAnchor = &TrustAnchor{}
+			}
+			if err := m.TrustAnchor.Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
+				return err
+			}
+			iNdEx = postIndex
+		default:
+			iNdEx = preIndex
+			skippy, err := skipTx(dAtA[iNdEx:])
+			if err != nil {
+				return err
+			}
+			if (skippy < 0) || (iNdEx+skippy) < 0 {
+				return ErrInvalidLengthTx
+			}
+			if (iNdEx + skippy) > l {
+				return io.ErrUnexpectedEOF
+			}
+			iNdEx += skippy
+		}
+	}
+
+	if iNdEx > l {
+		return io.ErrUnexpectedEOF
+	}
+	return nil
+}
+func (m *MsgRegisterTrustAnchorResponse) Unmarshal(dAtA []byte) error {
+	l := len(dAtA)
+	iNdEx := 0
+	for iNdEx < l {
+		preIndex := iNdEx
+		var wire uint64
+		for shift := uint(0); ; shift += 7 {
+			if shift >= 64 {
+				return ErrIntOverflowTx
+			}
+			if iNdEx >= l {
+				return io.ErrUnexpectedEOF
+			}
+			b := dAtA[iNdEx]
+			iNdEx++
+			wire |= uint64(b&0x7F) << shift
+			if b < 0x80 {
+				break
+			}
+		}
+		fieldNum := int32(wire >> 3)
+		wireType := int(wire & 0x7)
+		if wireType == 4 {
+			return fmt.Errorf("proto: MsgRegisterTrustAnchorResponse: wiretype end group for non-group")
+		}
+		if fieldNum <= 0 {
+			return fmt.Errorf("proto: MsgRegisterTrustAnchorResponse: illegal tag %d (wire type %d)", fieldNum, wire)
+		}
+		switch fieldNum {
+		default:
+			iNdEx = preIndex
+			skippy, err := skipTx(dAtA[iNdEx:])
+			if err != nil {
+				return err
+			}
+			if (skippy < 0) || (iNdEx+skippy) < 0 {
+				return ErrInvalidLengthTx
+			}
+			if (iNdEx + skippy) > l {
+				return io.ErrUnexpectedEOF
+			}
+			iNdEx += skippy
+		}
+	}
+
+	if iNdEx > l {
+		return io.ErrUnexpectedEOF
+	}
+	return nil
+}
 func skipTx(dAtA []byte) (n int, err error) {
 	l := len(dAtA)
 	iNdEx := 0