/
registration.go
344 lines (310 loc) · 10.1 KB
/
registration.go
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package workload
import (
"context"
"fmt"
"io/ioutil"
"math/rand"
"net"
"path/filepath"
"time"
"github.com/spf13/viper"
"google.golang.org/grpc"
beacon "github.com/oasisprotocol/oasis-core/go/beacon/api"
"github.com/oasisprotocol/oasis-core/go/common"
"github.com/oasisprotocol/oasis-core/go/common/cbor"
"github.com/oasisprotocol/oasis-core/go/common/crypto/signature"
memorySigner "github.com/oasisprotocol/oasis-core/go/common/crypto/signature/signers/memory"
"github.com/oasisprotocol/oasis-core/go/common/entity"
"github.com/oasisprotocol/oasis-core/go/common/identity"
"github.com/oasisprotocol/oasis-core/go/common/node"
consensus "github.com/oasisprotocol/oasis-core/go/consensus/api"
cmdCommon "github.com/oasisprotocol/oasis-core/go/oasis-node/cmd/common"
registry "github.com/oasisprotocol/oasis-core/go/registry/api"
scheduler "github.com/oasisprotocol/oasis-core/go/scheduler/api"
staking "github.com/oasisprotocol/oasis-core/go/staking/api"
)
// NameRegistration is the name of the registration workload.
const NameRegistration = "registration"
// Registration is the registration workload.
var Registration = ®istration{
BaseWorkload: NewBaseWorkload(NameRegistration),
}
const (
registryNumEntities = 10
registryNumNodesPerEntity = 5
registryNodeMaxEpochUpdate = 5
)
type registration struct {
BaseWorkload
ns common.Namespace
}
func getRuntime(entityID signature.PublicKey, id common.Namespace) *registry.Runtime {
rt := ®istry.Runtime{
Versioned: cbor.NewVersioned(registry.LatestRuntimeDescriptorVersion),
ID: id,
EntityID: entityID,
Kind: registry.KindCompute,
Executor: registry.ExecutorParameters{
GroupSize: 1,
RoundTimeout: 5,
MaxMessages: 32,
},
TxnScheduler: registry.TxnSchedulerParameters{
Algorithm: "simple",
BatchFlushTimeout: 1 * time.Second,
MaxBatchSize: 1,
MaxBatchSizeBytes: 1024,
ProposerTimeout: 5,
},
Storage: registry.StorageParameters{
GroupSize: 1,
MinWriteReplication: 1,
MaxApplyWriteLogEntries: 100_000,
MaxApplyOps: 2,
},
AdmissionPolicy: registry.RuntimeAdmissionPolicy{
AnyNode: ®istry.AnyNodeRuntimeAdmissionPolicy{},
},
Constraints: map[scheduler.CommitteeKind]map[scheduler.Role]registry.SchedulingConstraints{
scheduler.KindComputeExecutor: {
scheduler.RoleWorker: {
MinPoolSize: ®istry.MinPoolSizeConstraint{
Limit: 1,
},
},
},
scheduler.KindStorage: {
scheduler.RoleWorker: {
MinPoolSize: ®istry.MinPoolSizeConstraint{
Limit: 1,
},
},
},
},
GovernanceModel: registry.GovernanceEntity,
}
rt.Genesis.StateRoot.Empty()
return rt
}
func getNodeDesc(rng *rand.Rand, nodeIdentity *identity.Identity, entityID signature.PublicKey, runtimeID common.Namespace) *node.Node {
nodeAddr := node.Address{
TCPAddr: net.TCPAddr{
IP: net.IPv4(127, 0, 0, 1),
Port: 12345,
Zone: "",
},
}
// NOTE: we shouldn't be registering validators, as that would lead to
// consensus stopping as the registered validators wouldn't actually
// exist.
availableRoles := []node.RolesMask{
node.RoleStorageWorker,
node.RoleComputeWorker,
node.RoleStorageWorker | node.RoleComputeWorker,
}
nodeDesc := node.Node{
Versioned: cbor.NewVersioned(node.LatestNodeDescriptorVersion),
ID: nodeIdentity.NodeSigner.Public(),
EntityID: entityID,
Expiration: 0,
Roles: availableRoles[rng.Intn(len(availableRoles))],
TLS: node.TLSInfo{
PubKey: nodeIdentity.GetTLSSigner().Public(),
Addresses: []node.TLSAddress{
{
PubKey: nodeIdentity.GetTLSSigner().Public(),
Address: nodeAddr,
},
},
},
P2P: node.P2PInfo{
ID: nodeIdentity.P2PSigner.Public(),
Addresses: []node.Address{
nodeAddr,
},
},
Consensus: node.ConsensusInfo{
ID: nodeIdentity.ConsensusSigner.Public(),
Addresses: []node.ConsensusAddress{
{
ID: nodeIdentity.P2PSigner.Public(),
Address: nodeAddr,
},
},
},
Runtimes: []*node.Runtime{
{
ID: runtimeID,
},
},
}
return &nodeDesc
}
func signNode(identity *identity.Identity, nodeDesc *node.Node) (*node.MultiSignedNode, error) {
return node.MultiSignNode(
[]signature.Signer{
identity.NodeSigner,
identity.P2PSigner,
identity.ConsensusSigner,
identity.GetTLSSigner(),
},
registry.RegisterNodeSignatureContext,
nodeDesc,
)
}
// Implements Workload.
func (r *registration) NeedsFunds() bool {
return true
}
// Implements Workload.
func (r *registration) Run( // nolint: gocyclo
gracefulExit context.Context,
rng *rand.Rand,
conn *grpc.ClientConn,
cnsc consensus.ClientBackend,
sm consensus.SubmissionManager,
fundingAccount signature.Signer,
validatorEntities []signature.Signer,
) error {
// Initialize base workload.
r.BaseWorkload.Init(cnsc, sm, fundingAccount)
beacon := beacon.NewBeaconClient(conn)
ctx := context.Background()
var err error
// Non-existing runtime.
if err = r.ns.UnmarshalHex("0000000000000000000000000000000000000000000000000000000000000002"); err != nil {
panic(err)
}
baseDir := viper.GetString(cmdCommon.CfgDataDir)
nodeIdentitiesDir := filepath.Join(baseDir, "node-identities")
if err = common.Mkdir(nodeIdentitiesDir); err != nil {
return fmt.Errorf("txsource/registration: failed to create node-identities dir: %w", err)
}
// Load all accounts.
type nodeAcc struct {
id *identity.Identity
nodeDesc *node.Node
reckonedNonce uint64
}
entityAccs := make([]struct {
signer signature.Signer
address staking.Address
reckonedNonce uint64
nodeIdentities []*nodeAcc
}, registryNumEntities)
fac := memorySigner.NewFactory()
for i := range entityAccs {
signer, err2 := fac.Generate(signature.SignerEntity, rng)
if err != nil {
return fmt.Errorf("memory signer factory Generate account %d: %w", i, err2)
}
entityAccs[i].signer = signer
entityAccs[i].address = staking.NewAddress(signer.Public())
}
// Register entities.
// XXX: currently entities are only registered at start. Could also
// periodically register new entities.
for i := range entityAccs {
entityAccs[i].reckonedNonce, err = cnsc.GetSignerNonce(ctx, &consensus.GetSignerNonceRequest{
AccountAddress: entityAccs[i].address,
Height: consensus.HeightLatest,
})
if err != nil {
return fmt.Errorf("GetSignerNonce error: %w", err)
}
ent := &entity.Entity{
Versioned: cbor.NewVersioned(entity.LatestDescriptorVersion),
ID: entityAccs[i].signer.Public(),
}
// Generate entity node identities.
for j := 0; j < registryNumNodesPerEntity; j++ {
dataDir, err := ioutil.TempDir(nodeIdentitiesDir, "node_")
if err != nil {
return fmt.Errorf("failed to create a temporary directory: %w", err)
}
ident, err := identity.LoadOrGenerate(dataDir, memorySigner.NewFactory(), false)
if err != nil {
return fmt.Errorf("failed generating account node identity: %w", err)
}
nodeDesc := getNodeDesc(rng, ident, entityAccs[i].signer.Public(), r.ns)
var nodeAccNonce uint64
nodeAccAddress := staking.NewAddress(ident.NodeSigner.Public())
nodeAccNonce, err = cnsc.GetSignerNonce(ctx, &consensus.GetSignerNonceRequest{
AccountAddress: nodeAccAddress,
Height: consensus.HeightLatest,
})
if err != nil {
return fmt.Errorf("GetSignerNonce error for accout %s: %w", nodeAccAddress, err)
}
entityAccs[i].nodeIdentities = append(entityAccs[i].nodeIdentities, &nodeAcc{ident, nodeDesc, nodeAccNonce})
ent.Nodes = append(ent.Nodes, ident.NodeSigner.Public())
}
// Register entity.
sigEntity, err := entity.SignEntity(entityAccs[i].signer, registry.RegisterEntitySignatureContext, ent)
if err != nil {
return fmt.Errorf("failed to sign entity: %w", err)
}
// Submit register entity transaction.
tx := registry.NewRegisterEntityTx(entityAccs[i].reckonedNonce, nil, sigEntity)
entityAccs[i].reckonedNonce++
if err := r.FundSignAndSubmitTx(ctx, entityAccs[i].signer, tx); err != nil {
r.Logger.Error("failed to sign and submit regsiter entity transaction",
"tx", tx,
"signer", entityAccs[i].signer,
)
return fmt.Errorf("failed to sign and submit tx: %w", err)
}
// Register runtime.
// XXX: currently only a single runtime is registered at start. Could
// also periodically register new runtimes.
if i == 0 {
runtimeDesc := getRuntime(entityAccs[i].signer.Public(), r.ns)
tx := registry.NewRegisterRuntimeTx(entityAccs[i].reckonedNonce, nil, runtimeDesc)
entityAccs[i].reckonedNonce++
if err := r.FundSignAndSubmitTx(ctx, entityAccs[i].signer, tx); err != nil {
r.Logger.Error("failed to sign and submit register runtime transaction",
"tx", tx,
"signer", entityAccs[i].signer,
)
return fmt.Errorf("failed to sign and submit tx: %w", err)
}
}
}
for {
// Select a random node from random entity and register it.
selectedAcc := &entityAccs[rng.Intn(registryNumEntities)]
selectedNode := selectedAcc.nodeIdentities[rng.Intn(registryNumNodesPerEntity)]
// Current epoch.
epoch, err := beacon.GetEpoch(ctx, consensus.HeightLatest)
if err != nil {
return fmt.Errorf("failed to get current epoch: %w", err)
}
// Randomized expiration.
// We should update for at minimum 2 epochs, as the epoch could change between querying it
// and actually performing the registration.
selectedNode.nodeDesc.Expiration = uint64(epoch) + 2 + uint64(rng.Intn(registryNodeMaxEpochUpdate-1))
sigNode, err := signNode(selectedNode.id, selectedNode.nodeDesc)
if err != nil {
return fmt.Errorf("failed to sign node: %w", err)
}
// Register node.
tx := registry.NewRegisterNodeTx(selectedNode.reckonedNonce, nil, sigNode)
selectedNode.reckonedNonce++
if err := r.FundSignAndSubmitTx(ctx, selectedNode.id.NodeSigner, tx); err != nil {
r.Logger.Error("failed to sign and submit register node transaction",
"tx", tx,
"signer", selectedNode.id.NodeSigner,
)
return fmt.Errorf("failed to sign and submit tx: %w", err)
}
r.Logger.Debug("registered node",
"node", selectedNode.nodeDesc,
)
select {
case <-time.After(1 * time.Second):
case <-gracefulExit.Done():
r.Logger.Debug("time's up")
return nil
}
}
}