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open-nomad
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open-nomad/nomad/node_endpoint_test.go

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package nomad
import (
"errors"
"fmt"
"net"
"reflect"
"strings"
"testing"
"time"
memdb "github.com/hashicorp/go-memdb"
msgpackrpc "github.com/hashicorp/net-rpc-msgpackrpc"
vapi "github.com/hashicorp/vault/api"
"github.com/kr/pretty"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"github.com/hashicorp/nomad/acl"
"github.com/hashicorp/nomad/command/agent/consul"
"github.com/hashicorp/nomad/helper"
"github.com/hashicorp/nomad/helper/uuid"
"github.com/hashicorp/nomad/nomad/mock"
"github.com/hashicorp/nomad/nomad/state"
"github.com/hashicorp/nomad/nomad/structs"
"github.com/hashicorp/nomad/testutil"
)
func TestClientEndpoint_Register(t *testing.T) {
t.Parallel()
require := require.New(t)
s1, cleanupS1 := TestServer(t, nil)
defer cleanupS1()
codec := rpcClient(t, s1)
testutil.WaitForLeader(t, s1.RPC)
// Check that we have no client connections
require.Empty(s1.connectedNodes())
// Create the register request
node := mock.Node()
req := &structs.NodeRegisterRequest{
Node: node,
WriteRequest: structs.WriteRequest{Region: "global"},
}
// Fetch the response
var resp structs.GenericResponse
if err := msgpackrpc.CallWithCodec(codec, "Node.Register", req, &resp); err != nil {
t.Fatalf("err: %v", err)
}
if resp.Index == 0 {
t.Fatalf("bad index: %d", resp.Index)
}
// Check that we have the client connections
nodes := s1.connectedNodes()
require.Len(nodes, 1)
require.Contains(nodes, node.ID)
// Check for the node in the FSM
state := s1.fsm.State()
ws := memdb.NewWatchSet()
out, err := state.NodeByID(ws, node.ID)
if err != nil {
t.Fatalf("err: %v", err)
}
if out == nil {
t.Fatalf("expected node")
}
if out.CreateIndex != resp.Index {
t.Fatalf("index mis-match")
}
if out.ComputedClass == "" {
t.Fatal("ComputedClass not set")
}
// Close the connection and check that we remove the client connections
require.Nil(codec.Close())
testutil.WaitForResult(func() (bool, error) {
nodes := s1.connectedNodes()
return len(nodes) == 0, nil
}, func(err error) {
t.Fatalf("should have no clients")
})
}
// This test asserts that we only track node connections if they are not from
// forwarded RPCs. This is essential otherwise we will think a Yamux session to
// a Nomad server is actually the session to the node.
func TestClientEndpoint_Register_NodeConn_Forwarded(t *testing.T) {
t.Parallel()
require := require.New(t)
s1, cleanupS1 := TestServer(t, func(c *Config) {
c.BootstrapExpect = 2
})
defer cleanupS1()
s2, cleanupS2 := TestServer(t, func(c *Config) {
c.BootstrapExpect = 2
})
defer cleanupS2()
TestJoin(t, s1, s2)
testutil.WaitForLeader(t, s1.RPC)
testutil.WaitForLeader(t, s2.RPC)
// Determine the non-leader server
var leader, nonLeader *Server
if s1.IsLeader() {
leader = s1
nonLeader = s2
} else {
leader = s2
nonLeader = s1
}
// Send the requests to the non-leader
codec := rpcClient(t, nonLeader)
// Check that we have no client connections
require.Empty(nonLeader.connectedNodes())
require.Empty(leader.connectedNodes())
// Create the register request
node := mock.Node()
req := &structs.NodeRegisterRequest{
Node: node,
WriteRequest: structs.WriteRequest{Region: "global"},
}
// Fetch the response
var resp structs.GenericResponse
if err := msgpackrpc.CallWithCodec(codec, "Node.Register", req, &resp); err != nil {
t.Fatalf("err: %v", err)
}
if resp.Index == 0 {
t.Fatalf("bad index: %d", resp.Index)
}
// Check that we have the client connections on the non leader
nodes := nonLeader.connectedNodes()
require.Len(nodes, 1)
require.Contains(nodes, node.ID)
// Check that we have no client connections on the leader
nodes = leader.connectedNodes()
require.Empty(nodes)
// Check for the node in the FSM
state := leader.State()
testutil.WaitForResult(func() (bool, error) {
out, err := state.NodeByID(nil, node.ID)
if err != nil {
return false, err
}
if out == nil {
return false, fmt.Errorf("expected node")
}
if out.CreateIndex != resp.Index {
return false, fmt.Errorf("index mis-match")
}
if out.ComputedClass == "" {
return false, fmt.Errorf("ComputedClass not set")
}
return true, nil
}, func(err error) {
t.Fatalf("err: %v", err)
})
// Close the connection and check that we remove the client connections
require.Nil(codec.Close())
testutil.WaitForResult(func() (bool, error) {
nodes := nonLeader.connectedNodes()
return len(nodes) == 0, nil
}, func(err error) {
t.Fatalf("should have no clients")
})
}
func TestClientEndpoint_Register_SecretMismatch(t *testing.T) {
t.Parallel()
s1, cleanupS1 := TestServer(t, nil)
defer cleanupS1()
codec := rpcClient(t, s1)
testutil.WaitForLeader(t, s1.RPC)
// Create the register request
node := mock.Node()
req := &structs.NodeRegisterRequest{
Node: node,
WriteRequest: structs.WriteRequest{Region: "global"},
}
// Fetch the response
var resp structs.GenericResponse
if err := msgpackrpc.CallWithCodec(codec, "Node.Register", req, &resp); err != nil {
t.Fatalf("err: %v", err)
}
// Update the nodes SecretID
node.SecretID = uuid.Generate()
err := msgpackrpc.CallWithCodec(codec, "Node.Register", req, &resp)
if err == nil || !strings.Contains(err.Error(), "Not registering") {
t.Fatalf("Expecting error regarding mismatching secret id: %v", err)
}
}
// Test the deprecated single node deregistration path
func TestClientEndpoint_DeregisterOne(t *testing.T) {
t.Parallel()
s1, cleanupS1 := TestServer(t, nil)
defer cleanupS1()
codec := rpcClient(t, s1)
testutil.WaitForLeader(t, s1.RPC)
// Create the register request
node := mock.Node()
reg := &structs.NodeRegisterRequest{
Node: node,
WriteRequest: structs.WriteRequest{Region: "global"},
}
// Fetch the response
var resp structs.GenericResponse
if err := msgpackrpc.CallWithCodec(codec, "Node.Register", reg, &resp); err != nil {
t.Fatalf("err: %v", err)
}
// Deregister
dereg := &structs.NodeDeregisterRequest{
NodeID: node.ID,
WriteRequest: structs.WriteRequest{Region: "global"},
}
var resp2 structs.GenericResponse
if err := msgpackrpc.CallWithCodec(codec, "Node.Deregister", dereg, &resp2); err != nil {
t.Fatalf("err: %v", err)
}
if resp2.Index == 0 {
t.Fatalf("bad index: %d", resp2.Index)
}
// Check for the node in the FSM
state := s1.fsm.State()
ws := memdb.NewWatchSet()
out, err := state.NodeByID(ws, node.ID)
if err != nil {
t.Fatalf("err: %v", err)
}
if out != nil {
t.Fatalf("unexpected node")
}
}
func TestClientEndpoint_Deregister_ACL(t *testing.T) {
t.Parallel()
s1, root, cleanupS1 := TestACLServer(t, nil)
defer cleanupS1()
codec := rpcClient(t, s1)
testutil.WaitForLeader(t, s1.RPC)
// Create the node
node := mock.Node()
node1 := mock.Node()
state := s1.fsm.State()
if err := state.UpsertNode(structs.MsgTypeTestSetup, 1, node); err != nil {
t.Fatalf("err: %v", err)
}
if err := state.UpsertNode(structs.MsgTypeTestSetup, 2, node1); err != nil {
t.Fatalf("err: %v", err)
}
// Create the policy and tokens
validToken := mock.CreatePolicyAndToken(t, state, 1001, "test-valid", mock.NodePolicy(acl.PolicyWrite))
invalidToken := mock.CreatePolicyAndToken(t, state, 1003, "test-invalid", mock.NodePolicy(acl.PolicyRead))
// Deregister without any token and expect it to fail
dereg := &structs.NodeBatchDeregisterRequest{
NodeIDs: []string{node.ID},
WriteRequest: structs.WriteRequest{Region: "global"},
}
var resp structs.GenericResponse
if err := msgpackrpc.CallWithCodec(codec, "Node.BatchDeregister", dereg, &resp); err == nil {
t.Fatalf("node de-register succeeded")
}
// Deregister with a valid token
dereg.AuthToken = validToken.SecretID
if err := msgpackrpc.CallWithCodec(codec, "Node.BatchDeregister", dereg, &resp); err != nil {
t.Fatalf("err: %v", err)
}
// Check for the node in the FSM
ws := memdb.NewWatchSet()
out, err := state.NodeByID(ws, node.ID)
if err != nil {
t.Fatalf("err: %v", err)
}
if out != nil {
t.Fatalf("unexpected node")
}
// Deregister with an invalid token.
dereg1 := &structs.NodeBatchDeregisterRequest{
NodeIDs: []string{node1.ID},
WriteRequest: structs.WriteRequest{Region: "global"},
}
dereg1.AuthToken = invalidToken.SecretID
if err := msgpackrpc.CallWithCodec(codec, "Node.BatchDeregister", dereg1, &resp); err == nil {
t.Fatalf("rpc should not have succeeded")
}
// Try with a root token
dereg1.AuthToken = root.SecretID
if err := msgpackrpc.CallWithCodec(codec, "Node.BatchDeregister", dereg1, &resp); err != nil {
t.Fatalf("err: %v", err)
}
}
func TestClientEndpoint_Deregister_Vault(t *testing.T) {
t.Parallel()
s1, cleanupS1 := TestServer(t, nil)
defer cleanupS1()
codec := rpcClient(t, s1)
testutil.WaitForLeader(t, s1.RPC)
// Create the register request
node := mock.Node()
reg := &structs.NodeRegisterRequest{
Node: node,
WriteRequest: structs.WriteRequest{Region: "global"},
}
// Fetch the response
var resp structs.GenericResponse
if err := msgpackrpc.CallWithCodec(codec, "Node.Register", reg, &resp); err != nil {
t.Fatalf("err: %v", err)
}
// Swap the servers Vault Client
tvc := &TestVaultClient{}
s1.vault = tvc
// Put some Vault accessors in the state store for that node
state := s1.fsm.State()
va1 := mock.VaultAccessor()
va1.NodeID = node.ID
va2 := mock.VaultAccessor()
va2.NodeID = node.ID
state.UpsertVaultAccessor(100, []*structs.VaultAccessor{va1, va2})
// Deregister
dereg := &structs.NodeBatchDeregisterRequest{
NodeIDs: []string{node.ID},
WriteRequest: structs.WriteRequest{Region: "global"},
}
var resp2 structs.GenericResponse
if err := msgpackrpc.CallWithCodec(codec, "Node.BatchDeregister", dereg, &resp2); err != nil {
t.Fatalf("err: %v", err)
}
if resp2.Index == 0 {
t.Fatalf("bad index: %d", resp2.Index)
}
// Check for the node in the FSM
ws := memdb.NewWatchSet()
out, err := state.NodeByID(ws, node.ID)
if err != nil {
t.Fatalf("err: %v", err)
}
if out != nil {
t.Fatalf("unexpected node")
}
// Check that the endpoint revoked the tokens
if l := len(tvc.RevokedTokens); l != 2 {
t.Fatalf("Deregister revoked %d tokens; want 2", l)
}
}
func TestClientEndpoint_UpdateStatus(t *testing.T) {
t.Parallel()
require := require.New(t)
s1, cleanupS1 := TestServer(t, nil)
defer cleanupS1()
codec := rpcClient(t, s1)
testutil.WaitForLeader(t, s1.RPC)
// Check that we have no client connections
require.Empty(s1.connectedNodes())
// Create the register request
node := mock.Node()
reg := &structs.NodeRegisterRequest{
Node: node,
WriteRequest: structs.WriteRequest{Region: "global"},
}
// Fetch the response
var resp structs.NodeUpdateResponse
if err := msgpackrpc.CallWithCodec(codec, "Node.Register", reg, &resp); err != nil {
t.Fatalf("err: %v", err)
}
// Check for heartbeat interval
ttl := resp.HeartbeatTTL
if ttl < s1.config.MinHeartbeatTTL || ttl > 2*s1.config.MinHeartbeatTTL {
t.Fatalf("bad: %#v", ttl)
}
// Update the status
dereg := &structs.NodeUpdateStatusRequest{
NodeID: node.ID,
Status: structs.NodeStatusInit,
WriteRequest: structs.WriteRequest{Region: "global"},
}
var resp2 structs.NodeUpdateResponse
if err := msgpackrpc.CallWithCodec(codec, "Node.UpdateStatus", dereg, &resp2); err != nil {
t.Fatalf("err: %v", err)
}
if resp2.Index == 0 {
t.Fatalf("bad index: %d", resp2.Index)
}
// Check for heartbeat interval
ttl = resp2.HeartbeatTTL
if ttl < s1.config.MinHeartbeatTTL || ttl > 2*s1.config.MinHeartbeatTTL {
t.Fatalf("bad: %#v", ttl)
}
// Check that we have the client connections
nodes := s1.connectedNodes()
require.Len(nodes, 1)
require.Contains(nodes, node.ID)
// Check for the node in the FSM
state := s1.fsm.State()
ws := memdb.NewWatchSet()
out, err := state.NodeByID(ws, node.ID)
if err != nil {
t.Fatalf("err: %v", err)
}
if out == nil {
t.Fatalf("expected node")
}
if out.ModifyIndex != resp2.Index {
t.Fatalf("index mis-match")
}
// Close the connection and check that we remove the client connections
require.Nil(codec.Close())
testutil.WaitForResult(func() (bool, error) {
nodes := s1.connectedNodes()
return len(nodes) == 0, nil
}, func(err error) {
t.Fatalf("should have no clients")
})
}
func TestClientEndpoint_UpdateStatus_Vault(t *testing.T) {
t.Parallel()
s1, cleanupS1 := TestServer(t, nil)
defer cleanupS1()
codec := rpcClient(t, s1)
testutil.WaitForLeader(t, s1.RPC)
// Create the register request
node := mock.Node()
reg := &structs.NodeRegisterRequest{
Node: node,
WriteRequest: structs.WriteRequest{Region: "global"},
}
// Fetch the response
var resp structs.NodeUpdateResponse
if err := msgpackrpc.CallWithCodec(codec, "Node.Register", reg, &resp); err != nil {
t.Fatalf("err: %v", err)
}
// Check for heartbeat interval
ttl := resp.HeartbeatTTL
if ttl < s1.config.MinHeartbeatTTL || ttl > 2*s1.config.MinHeartbeatTTL {
t.Fatalf("bad: %#v", ttl)
}
// Swap the servers Vault Client
tvc := &TestVaultClient{}
s1.vault = tvc
// Put some Vault accessors in the state store for that node
state := s1.fsm.State()
va1 := mock.VaultAccessor()
va1.NodeID = node.ID
va2 := mock.VaultAccessor()
va2.NodeID = node.ID
state.UpsertVaultAccessor(100, []*structs.VaultAccessor{va1, va2})
// Update the status to be down
dereg := &structs.NodeUpdateStatusRequest{
NodeID: node.ID,
Status: structs.NodeStatusDown,
WriteRequest: structs.WriteRequest{Region: "global"},
}
var resp2 structs.NodeUpdateResponse
if err := msgpackrpc.CallWithCodec(codec, "Node.UpdateStatus", dereg, &resp2); err != nil {
t.Fatalf("err: %v", err)
}
if resp2.Index == 0 {
t.Fatalf("bad index: %d", resp2.Index)
}
// Check that the endpoint revoked the tokens
if l := len(tvc.RevokedTokens); l != 2 {
t.Fatalf("Deregister revoked %d tokens; want 2", l)
}
}
func TestClientEndpoint_UpdateStatus_HeartbeatRecovery(t *testing.T) {
t.Parallel()
require := require.New(t)
s1, cleanupS1 := TestServer(t, nil)
defer cleanupS1()
codec := rpcClient(t, s1)
testutil.WaitForLeader(t, s1.RPC)
// Check that we have no client connections
require.Empty(s1.connectedNodes())
// Create the register request but make the node down
node := mock.Node()
node.Status = structs.NodeStatusDown
reg := &structs.NodeRegisterRequest{
Node: node,
WriteRequest: structs.WriteRequest{Region: "global"},
}
// Fetch the response
var resp structs.NodeUpdateResponse
require.NoError(msgpackrpc.CallWithCodec(codec, "Node.Register", reg, &resp))
// Update the status
dereg := &structs.NodeUpdateStatusRequest{
NodeID: node.ID,
Status: structs.NodeStatusInit,
WriteRequest: structs.WriteRequest{Region: "global"},
}
var resp2 structs.NodeUpdateResponse
require.NoError(msgpackrpc.CallWithCodec(codec, "Node.UpdateStatus", dereg, &resp2))
require.NotZero(resp2.Index)
// Check for heartbeat interval
ttl := resp2.HeartbeatTTL
if ttl < s1.config.MinHeartbeatTTL || ttl > 2*s1.config.MinHeartbeatTTL {
t.Fatalf("bad: %#v", ttl)
}
// Check for the node in the FSM
state := s1.fsm.State()
ws := memdb.NewWatchSet()
out, err := state.NodeByID(ws, node.ID)
require.NoError(err)
require.NotNil(out)
require.EqualValues(resp2.Index, out.ModifyIndex)
require.Len(out.Events, 2)
require.Equal(NodeHeartbeatEventReregistered, out.Events[1].Message)
}
func TestClientEndpoint_Register_GetEvals(t *testing.T) {
t.Parallel()
s1, cleanupS1 := TestServer(t, nil)
defer cleanupS1()
codec := rpcClient(t, s1)
testutil.WaitForLeader(t, s1.RPC)
// Register a system job.
job := mock.SystemJob()
state := s1.fsm.State()
if err := state.UpsertJob(structs.MsgTypeTestSetup, 1, job); err != nil {
t.Fatalf("err: %v", err)
}
// Create the register request going directly to ready
node := mock.Node()
node.Status = structs.NodeStatusReady
reg := &structs.NodeRegisterRequest{
Node: node,
WriteRequest: structs.WriteRequest{Region: "global"},
}
// Fetch the response
var resp structs.NodeUpdateResponse
if err := msgpackrpc.CallWithCodec(codec, "Node.Register", reg, &resp); err != nil {
t.Fatalf("err: %v", err)
}
// Check for heartbeat interval
ttl := resp.HeartbeatTTL
if ttl < s1.config.MinHeartbeatTTL || ttl > 2*s1.config.MinHeartbeatTTL {
t.Fatalf("bad: %#v", ttl)
}
// Check for an eval caused by the system job.
if len(resp.EvalIDs) != 1 {
t.Fatalf("expected one eval; got %#v", resp.EvalIDs)
}
evalID := resp.EvalIDs[0]
ws := memdb.NewWatchSet()
eval, err := state.EvalByID(ws, evalID)
if err != nil {
t.Fatalf("could not get eval %v", evalID)
}
if eval.Type != "system" {
t.Fatalf("unexpected eval type; got %v; want %q", eval.Type, "system")
}
// Check for the node in the FSM
out, err := state.NodeByID(ws, node.ID)
if err != nil {
t.Fatalf("err: %v", err)
}
if out == nil {
t.Fatalf("expected node")
}
if out.ModifyIndex != resp.Index {
t.Fatalf("index mis-match")
}
// Transition it to down and then ready
node.Status = structs.NodeStatusDown
reg = &structs.NodeRegisterRequest{
Node: node,
WriteRequest: structs.WriteRequest{Region: "global"},
}
// Fetch the response
if err := msgpackrpc.CallWithCodec(codec, "Node.Register", reg, &resp); err != nil {
t.Fatalf("err: %v", err)
}
if len(resp.EvalIDs) != 1 {
t.Fatalf("expected one eval; got %#v", resp.EvalIDs)
}
node.Status = structs.NodeStatusReady
reg = &structs.NodeRegisterRequest{
Node: node,
WriteRequest: structs.WriteRequest{Region: "global"},
}
// Fetch the response
if err := msgpackrpc.CallWithCodec(codec, "Node.Register", reg, &resp); err != nil {
t.Fatalf("err: %v", err)
}
if len(resp.EvalIDs) != 1 {
t.Fatalf("expected one eval; got %#v", resp.EvalIDs)
}
}
func TestClientEndpoint_UpdateStatus_GetEvals(t *testing.T) {
t.Parallel()
s1, cleanupS1 := TestServer(t, nil)
defer cleanupS1()
codec := rpcClient(t, s1)
testutil.WaitForLeader(t, s1.RPC)
// Register a system job.
job := mock.SystemJob()
state := s1.fsm.State()
if err := state.UpsertJob(structs.MsgTypeTestSetup, 1, job); err != nil {
t.Fatalf("err: %v", err)
}
// Create the register request
node := mock.Node()
node.Status = structs.NodeStatusInit
reg := &structs.NodeRegisterRequest{
Node: node,
WriteRequest: structs.WriteRequest{Region: "global"},
}
// Fetch the response
var resp structs.NodeUpdateResponse
if err := msgpackrpc.CallWithCodec(codec, "Node.Register", reg, &resp); err != nil {
t.Fatalf("err: %v", err)
}
// Check for heartbeat interval
ttl := resp.HeartbeatTTL
if ttl < s1.config.MinHeartbeatTTL || ttl > 2*s1.config.MinHeartbeatTTL {
t.Fatalf("bad: %#v", ttl)
}
// Update the status
update := &structs.NodeUpdateStatusRequest{
NodeID: node.ID,
Status: structs.NodeStatusReady,
WriteRequest: structs.WriteRequest{Region: "global"},
}
var resp2 structs.NodeUpdateResponse
if err := msgpackrpc.CallWithCodec(codec, "Node.UpdateStatus", update, &resp2); err != nil {
t.Fatalf("err: %v", err)
}
if resp2.Index == 0 {
t.Fatalf("bad index: %d", resp2.Index)
}
// Check for an eval caused by the system job.
if len(resp2.EvalIDs) != 1 {
t.Fatalf("expected one eval; got %#v", resp2.EvalIDs)
}
evalID := resp2.EvalIDs[0]
ws := memdb.NewWatchSet()
eval, err := state.EvalByID(ws, evalID)
if err != nil {
t.Fatalf("could not get eval %v", evalID)
}
if eval.Type != "system" {
t.Fatalf("unexpected eval type; got %v; want %q", eval.Type, "system")
}
// Check for heartbeat interval
ttl = resp2.HeartbeatTTL
if ttl < s1.config.MinHeartbeatTTL || ttl > 2*s1.config.MinHeartbeatTTL {
t.Fatalf("bad: %#v", ttl)
}
// Check for the node in the FSM
out, err := state.NodeByID(ws, node.ID)
if err != nil {
t.Fatalf("err: %v", err)
}
if out == nil {
t.Fatalf("expected node")
}
if out.ModifyIndex != resp2.Index {
t.Fatalf("index mis-match")
}
}
func TestClientEndpoint_UpdateStatus_HeartbeatOnly(t *testing.T) {
t.Parallel()
s1, cleanupS1 := TestServer(t, func(c *Config) {
c.BootstrapExpect = 3
})
defer cleanupS1()
s2, cleanupS2 := TestServer(t, func(c *Config) {
c.BootstrapExpect = 3
})
defer cleanupS2()
s3, cleanupS3 := TestServer(t, func(c *Config) {
c.BootstrapExpect = 3
})
defer cleanupS3()
servers := []*Server{s1, s2, s3}
TestJoin(t, s1, s2, s3)
for _, s := range servers {
testutil.WaitForResult(func() (bool, error) {
peers, _ := s.numPeers()
return peers == 3, nil
}, func(err error) {
t.Fatalf("should have 3 peers")
})
}
codec := rpcClient(t, s1)
testutil.WaitForLeader(t, s1.RPC)
// Create the register request
node := mock.Node()
reg := &structs.NodeRegisterRequest{
Node: node,
WriteRequest: structs.WriteRequest{Region: "global"},
}
// Fetch the response
var resp structs.NodeUpdateResponse
if err := msgpackrpc.CallWithCodec(codec, "Node.Register", reg, &resp); err != nil {
t.Fatalf("err: %v", err)
}
// Check for heartbeat interval
ttl := resp.HeartbeatTTL
if ttl < s1.config.MinHeartbeatTTL || ttl > 2*s1.config.MinHeartbeatTTL {
t.Fatalf("bad: %#v", ttl)
}
// Check for heartbeat servers
serverAddrs := resp.Servers
if len(serverAddrs) == 0 {
t.Fatalf("bad: %#v", serverAddrs)
}
// Update the status, static state
dereg := &structs.NodeUpdateStatusRequest{
NodeID: node.ID,
Status: node.Status,
WriteRequest: structs.WriteRequest{Region: "global"},
}
var resp2 structs.NodeUpdateResponse
if err := msgpackrpc.CallWithCodec(codec, "Node.UpdateStatus", dereg, &resp2); err != nil {
t.Fatalf("err: %v", err)
}
if resp2.Index != 0 {
t.Fatalf("bad index: %d", resp2.Index)
}
// Check for heartbeat interval
ttl = resp2.HeartbeatTTL
if ttl < s1.config.MinHeartbeatTTL || ttl > 2*s1.config.MinHeartbeatTTL {
t.Fatalf("bad: %#v", ttl)
}
}
func TestClientEndpoint_UpdateStatus_HeartbeatOnly_Advertise(t *testing.T) {
t.Parallel()
require := require.New(t)
advAddr := "127.0.1.1:1234"
adv, err := net.ResolveTCPAddr("tcp", advAddr)
require.Nil(err)
s1, cleanupS1 := TestServer(t, func(c *Config) {
c.ClientRPCAdvertise = adv
})
defer cleanupS1()
codec := rpcClient(t, s1)
testutil.WaitForLeader(t, s1.RPC)
// Create the register request
node := mock.Node()
reg := &structs.NodeRegisterRequest{
Node: node,
WriteRequest: structs.WriteRequest{Region: "global"},
}
// Fetch the response
var resp structs.NodeUpdateResponse
if err := msgpackrpc.CallWithCodec(codec, "Node.Register", reg, &resp); err != nil {
t.Fatalf("err: %v", err)
}
// Check for heartbeat interval
ttl := resp.HeartbeatTTL
if ttl < s1.config.MinHeartbeatTTL || ttl > 2*s1.config.MinHeartbeatTTL {
t.Fatalf("bad: %#v", ttl)
}
// Check for heartbeat servers
require.Len(resp.Servers, 1)
require.Equal(resp.Servers[0].RPCAdvertiseAddr, advAddr)
}
// TestClientEndpoint_UpdateDrain asserts the ability to initiate drain
// against a node and cancel that drain. It also asserts:
// * an evaluation is created when the node becomes eligible
// * drain metadata is properly persisted in Node.LastDrain
func TestClientEndpoint_UpdateDrain(t *testing.T) {
t.Parallel()
require := require.New(t)
s1, cleanupS1 := TestServer(t, nil)
defer cleanupS1()
codec := rpcClient(t, s1)
testutil.WaitForLeader(t, s1.RPC)
// Disable drainer to prevent drain from completing during test
s1.nodeDrainer.SetEnabled(false, nil)
// Create the register request
node := mock.Node()
reg := &structs.NodeRegisterRequest{
Node: node,
WriteRequest: structs.WriteRequest{Region: "global"},
}
// Fetch the response
var resp structs.NodeUpdateResponse
require.Nil(msgpackrpc.CallWithCodec(codec, "Node.Register", reg, &resp))
beforeUpdate := time.Now()
strategy := &structs.DrainStrategy{
DrainSpec: structs.DrainSpec{
Deadline: 10 * time.Second,
},
}
// Update the status
dereg := &structs.NodeUpdateDrainRequest{
NodeID: node.ID,
DrainStrategy: strategy,
Meta: map[string]string{"message": "this node is not needed"},
WriteRequest: structs.WriteRequest{Region: "global"},
}
var resp2 structs.NodeDrainUpdateResponse
require.Nil(msgpackrpc.CallWithCodec(codec, "Node.UpdateDrain", dereg, &resp2))
require.NotZero(resp2.Index)
// Check for the node in the FSM
state := s1.fsm.State()
ws := memdb.NewWatchSet()
out, err := state.NodeByID(ws, node.ID)
require.Nil(err)
require.NotNil(out.DrainStrategy)
require.Equal(strategy.Deadline, out.DrainStrategy.Deadline)
require.Len(out.Events, 2)
require.Equal(NodeDrainEventDrainSet, out.Events[1].Message)
require.NotNil(out.LastDrain)
require.Equal(structs.DrainMetadata{
StartedAt: out.LastDrain.UpdatedAt,
UpdatedAt: out.LastDrain.StartedAt,
Status: structs.DrainStatusDraining,
Meta: map[string]string{"message": "this node is not needed"},
}, *out.LastDrain)
// before+deadline should be before the forced deadline
require.True(beforeUpdate.Add(strategy.Deadline).Before(out.DrainStrategy.ForceDeadline))
// now+deadline should be after the forced deadline
require.True(time.Now().Add(strategy.Deadline).After(out.DrainStrategy.ForceDeadline))
drainStartedAt := out.DrainStrategy.StartedAt
// StartedAt should be close to the time the drain started
require.WithinDuration(beforeUpdate, drainStartedAt, 1*time.Second)
// StartedAt shouldn't change if a new request comes while still draining
require.Nil(msgpackrpc.CallWithCodec(codec, "Node.UpdateDrain", dereg, &resp2))
ws = memdb.NewWatchSet()
out, err = state.NodeByID(ws, node.ID)
require.NoError(err)
require.True(out.DrainStrategy.StartedAt.Equal(drainStartedAt))
// Register a system job
job := mock.SystemJob()
require.Nil(s1.State().UpsertJob(structs.MsgTypeTestSetup, 10, job))
// Update the eligibility and expect evals
dereg.DrainStrategy = nil
dereg.MarkEligible = true
dereg.Meta = map[string]string{"cancelled": "yes"}
var resp3 structs.NodeDrainUpdateResponse
require.Nil(msgpackrpc.CallWithCodec(codec, "Node.UpdateDrain", dereg, &resp3))
require.NotZero(resp3.Index)
require.NotZero(resp3.EvalCreateIndex)
require.Len(resp3.EvalIDs, 1)
// Check for updated node in the FSM
ws = memdb.NewWatchSet()
out, err = state.NodeByID(ws, node.ID)
require.NoError(err)
require.Len(out.Events, 4)
require.Equal(NodeDrainEventDrainDisabled, out.Events[3].Message)
require.NotNil(out.LastDrain)
require.NotNil(out.LastDrain)
require.False(out.LastDrain.UpdatedAt.Before(out.LastDrain.StartedAt))
require.Equal(structs.DrainMetadata{
StartedAt: out.LastDrain.StartedAt,
UpdatedAt: out.LastDrain.UpdatedAt,
Status: structs.DrainStatusCanceled,
Meta: map[string]string{"cancelled": "yes"},
}, *out.LastDrain)
// Check that calling UpdateDrain with the same DrainStrategy does not emit
// a node event.
require.Nil(msgpackrpc.CallWithCodec(codec, "Node.UpdateDrain", dereg, &resp3))
ws = memdb.NewWatchSet()
out, err = state.NodeByID(ws, node.ID)
require.NoError(err)
require.Len(out.Events, 4)
}
// TestClientEndpoint_UpdatedDrainAndCompleted asserts that drain metadata
// is properly persisted in Node.LastDrain as the node drain is updated and
// completes.
func TestClientEndpoint_UpdatedDrainAndCompleted(t *testing.T) {
t.Parallel()
require := require.New(t)
s1, cleanupS1 := TestServer(t, nil)
defer cleanupS1()
codec := rpcClient(t, s1)
testutil.WaitForLeader(t, s1.RPC)
state := s1.fsm.State()
// Disable drainer for now
s1.nodeDrainer.SetEnabled(false, nil)
// Create the register request
node := mock.Node()
reg := &structs.NodeRegisterRequest{
Node: node,
WriteRequest: structs.WriteRequest{Region: "global"},
}
// Fetch the response
var resp structs.NodeUpdateResponse
require.Nil(msgpackrpc.CallWithCodec(codec, "Node.Register", reg, &resp))
strategy := &structs.DrainStrategy{
DrainSpec: structs.DrainSpec{
Deadline: 10 * time.Second,
},
}
// Update the status
dereg := &structs.NodeUpdateDrainRequest{
NodeID: node.ID,
DrainStrategy: strategy,
Meta: map[string]string{
"message": "first drain",
},
WriteRequest: structs.WriteRequest{Region: "global"},
}
var resp2 structs.NodeDrainUpdateResponse
require.Nil(msgpackrpc.CallWithCodec(codec, "Node.UpdateDrain", dereg, &resp2))
require.NotZero(resp2.Index)
// Check for the node in the FSM
out, err := state.NodeByID(nil, node.ID)
require.Nil(err)
require.NotNil(out.DrainStrategy)
require.NotNil(out.LastDrain)
firstDrainUpdate := out.LastDrain.UpdatedAt
require.Equal(structs.DrainMetadata{
StartedAt: firstDrainUpdate,
UpdatedAt: firstDrainUpdate,
Status: structs.DrainStatusDraining,
Meta: map[string]string{"message": "first drain"},
}, *out.LastDrain)
time.Sleep(1 * time.Second)
// Update the drain
dereg.DrainStrategy.DrainSpec.Deadline *= 2
dereg.Meta["message"] = "second drain"
require.Nil(msgpackrpc.CallWithCodec(codec, "Node.UpdateDrain", dereg, &resp2))
require.NotZero(resp2.Index)
out, err = state.NodeByID(nil, node.ID)
require.Nil(err)
require.NotNil(out.DrainStrategy)
require.NotNil(out.LastDrain)
secondDrainUpdate := out.LastDrain.UpdatedAt
require.True(secondDrainUpdate.After(firstDrainUpdate))
require.Equal(structs.DrainMetadata{
StartedAt: firstDrainUpdate,
UpdatedAt: secondDrainUpdate,
Status: structs.DrainStatusDraining,
Meta: map[string]string{"message": "second drain"},
}, *out.LastDrain)
time.Sleep(1 * time.Second)
// Enable the drainer, wait for completion
s1.nodeDrainer.SetEnabled(true, state)
testutil.WaitForResult(func() (bool, error) {
out, err = state.NodeByID(nil, node.ID)
if err != nil {
return false, err
}
if out == nil {
return false, fmt.Errorf("could not find node")
}
return out.DrainStrategy == nil, nil
}, func(err error) {
t.Fatalf("err: %v", err)
})
require.True(out.LastDrain.UpdatedAt.After(secondDrainUpdate))
require.Equal(structs.DrainMetadata{
StartedAt: firstDrainUpdate,
UpdatedAt: out.LastDrain.UpdatedAt,
Status: structs.DrainStatusComplete,
Meta: map[string]string{"message": "second drain"},
}, *out.LastDrain)
}
// TestClientEndpoint_UpdatedDrainNoop asserts that drain metadata is properly
// persisted in Node.LastDrain when calls to Node.UpdateDrain() don't affect
// the drain status.
func TestClientEndpoint_UpdatedDrainNoop(t *testing.T) {
t.Parallel()
require := require.New(t)
s1, cleanupS1 := TestServer(t, nil)
defer cleanupS1()
codec := rpcClient(t, s1)
testutil.WaitForLeader(t, s1.RPC)
state := s1.fsm.State()
// Create the register request
node := mock.Node()
reg := &structs.NodeRegisterRequest{
Node: node,
WriteRequest: structs.WriteRequest{Region: "global"},
}
// Fetch the response
var resp structs.NodeUpdateResponse
require.Nil(msgpackrpc.CallWithCodec(codec, "Node.Register", reg, &resp))
// Update the status
dereg := &structs.NodeUpdateDrainRequest{
NodeID: node.ID,
DrainStrategy: &structs.DrainStrategy{
DrainSpec: structs.DrainSpec{
Deadline: 10 * time.Second,
},
},
Meta: map[string]string{
"message": "drain",
},
WriteRequest: structs.WriteRequest{Region: "global"},
}
var drainResp structs.NodeDrainUpdateResponse
require.Nil(msgpackrpc.CallWithCodec(codec, "Node.UpdateDrain", dereg, &drainResp))
require.NotZero(drainResp.Index)
var out *structs.Node
testutil.WaitForResult(func() (bool, error) {
var err error
out, err = state.NodeByID(nil, node.ID)
if err != nil {
return false, err
}
if out == nil {
return false, fmt.Errorf("could not find node")
}
return out.DrainStrategy == nil && out.SchedulingEligibility == structs.NodeSchedulingIneligible, nil
}, func(err error) {
t.Fatalf("err: %v", err)
})
require.Equal(structs.DrainStatusComplete, out.LastDrain.Status)
require.Equal(map[string]string{"message": "drain"}, out.LastDrain.Meta)
prevDrain := out.LastDrain
// call again with Drain Strategy nil; should be a no-op because drain is already complete
dereg.DrainStrategy = nil
dereg.Meta = map[string]string{
"new_message": "is new",
}
require.Nil(msgpackrpc.CallWithCodec(codec, "Node.UpdateDrain", dereg, &drainResp))
require.NotZero(drainResp.Index)
out, err := state.NodeByID(nil, node.ID)
require.Nil(err)
require.Nil(out.DrainStrategy)
require.NotNil(out.LastDrain)
require.Equal(prevDrain, out.LastDrain)
}
// TestClientEndpoint_UpdateDrain_ACL asserts that Node.UpdateDrain() enforces
// node.write ACLs, and that token accessor ID is properly persisted in
// Node.LastDrain.AccessorID
func TestClientEndpoint_UpdateDrain_ACL(t *testing.T) {
t.Parallel()
s1, root, cleanupS1 := TestACLServer(t, nil)
defer cleanupS1()
codec := rpcClient(t, s1)
testutil.WaitForLeader(t, s1.RPC)
require := require.New(t)
// Create the node
node := mock.Node()
state := s1.fsm.State()
require.Nil(state.UpsertNode(structs.MsgTypeTestSetup, 1, node), "UpsertNode")
// Create the policy and tokens
validToken := mock.CreatePolicyAndToken(t, state, 1001, "test-valid", mock.NodePolicy(acl.PolicyWrite))
invalidToken := mock.CreatePolicyAndToken(t, state, 1003, "test-invalid", mock.NodePolicy(acl.PolicyRead))
// Update the status without a token and expect failure
dereg := &structs.NodeUpdateDrainRequest{
NodeID: node.ID,
DrainStrategy: &structs.DrainStrategy{
DrainSpec: structs.DrainSpec{
Deadline: 10 * time.Second,
},
},
WriteRequest: structs.WriteRequest{Region: "global"},
}
{
var resp structs.NodeDrainUpdateResponse
err := msgpackrpc.CallWithCodec(codec, "Node.UpdateDrain", dereg, &resp)
require.NotNil(err, "RPC")
require.Equal(err.Error(), structs.ErrPermissionDenied.Error())
}
// Try with a valid token
dereg.AuthToken = validToken.SecretID
{
var resp structs.NodeDrainUpdateResponse
require.Nil(msgpackrpc.CallWithCodec(codec, "Node.UpdateDrain", dereg, &resp), "RPC")
out, err := state.NodeByID(nil, node.ID)
require.NoError(err)
require.Equal(validToken.AccessorID, out.LastDrain.AccessorID)
}
// Try with a invalid token
dereg.AuthToken = invalidToken.SecretID
{
var resp structs.NodeDrainUpdateResponse
err := msgpackrpc.CallWithCodec(codec, "Node.UpdateDrain", dereg, &resp)
require.NotNil(err, "RPC")
require.Equal(err.Error(), structs.ErrPermissionDenied.Error())
}
// Try with a root token
dereg.DrainStrategy.DrainSpec.Deadline = 20 * time.Second
dereg.AuthToken = root.SecretID
{
var resp structs.NodeDrainUpdateResponse
require.Nil(msgpackrpc.CallWithCodec(codec, "Node.UpdateDrain", dereg, &resp), "RPC")
out, err := state.NodeByID(nil, node.ID)
require.NoError(err)
require.Equal(root.AccessorID, out.LastDrain.AccessorID)
}
}
// This test ensures that Nomad marks client state of allocations which are in
// pending/running state to lost when a node is marked as down.
func TestClientEndpoint_Drain_Down(t *testing.T) {
t.Parallel()
s1, cleanupS1 := TestServer(t, nil)
defer cleanupS1()
codec := rpcClient(t, s1)
testutil.WaitForLeader(t, s1.RPC)
require := require.New(t)
// Register a node
node := mock.Node()
reg := &structs.NodeRegisterRequest{
Node: node,
WriteRequest: structs.WriteRequest{Region: "global"},
}
// Fetch the response
var resp structs.NodeUpdateResponse
require.Nil(msgpackrpc.CallWithCodec(codec, "Node.Register", reg, &resp))
// Register a service job
var jobResp structs.JobRegisterResponse
job := mock.Job()
job.TaskGroups[0].Count = 1
jobReq := &structs.JobRegisterRequest{
Job: job,
WriteRequest: structs.WriteRequest{
Region: "global",
Namespace: job.Namespace,
},
}
require.Nil(msgpackrpc.CallWithCodec(codec, "Job.Register", jobReq, &jobResp))
// Register a system job
var jobResp1 structs.JobRegisterResponse
job1 := mock.SystemJob()
job1.TaskGroups[0].Count = 1
jobReq1 := &structs.JobRegisterRequest{
Job: job1,
WriteRequest: structs.WriteRequest{
Region: "global",
Namespace: job1.Namespace,
},
}
require.Nil(msgpackrpc.CallWithCodec(codec, "Job.Register", jobReq1, &jobResp1))
// Wait for the scheduler to create an allocation
testutil.WaitForResult(func() (bool, error) {
ws := memdb.NewWatchSet()
allocs, err := s1.fsm.state.AllocsByJob(ws, job.Namespace, job.ID, true)
if err != nil {
return false, err
}
allocs1, err := s1.fsm.state.AllocsByJob(ws, job1.Namespace, job1.ID, true)
if err != nil {
return false, err
}
return len(allocs) > 0 && len(allocs1) > 0, nil
}, func(err error) {
t.Fatalf("err: %v", err)
})
// Drain the node
dereg := &structs.NodeUpdateDrainRequest{
NodeID: node.ID,
DrainStrategy: &structs.DrainStrategy{
DrainSpec: structs.DrainSpec{
Deadline: -1 * time.Second,
},
},
WriteRequest: structs.WriteRequest{Region: "global"},
}
var resp2 structs.NodeDrainUpdateResponse
require.Nil(msgpackrpc.CallWithCodec(codec, "Node.UpdateDrain", dereg, &resp2))
// Mark the node as down
node.Status = structs.NodeStatusDown
reg = &structs.NodeRegisterRequest{
Node: node,
WriteRequest: structs.WriteRequest{Region: "global"},
}
require.Nil(msgpackrpc.CallWithCodec(codec, "Node.Register", reg, &resp))
// Ensure that the allocation has transitioned to lost
testutil.WaitForResult(func() (bool, error) {
ws := memdb.NewWatchSet()
summary, err := s1.fsm.state.JobSummaryByID(ws, job.Namespace, job.ID)
if err != nil {
return false, err
}
expectedSummary := &structs.JobSummary{
JobID: job.ID,
Namespace: job.Namespace,
Summary: map[string]structs.TaskGroupSummary{
"web": {
Queued: 1,
Lost: 1,
},
},
Children: new(structs.JobChildrenSummary),
CreateIndex: jobResp.JobModifyIndex,
ModifyIndex: summary.ModifyIndex,
}
if !reflect.DeepEqual(summary, expectedSummary) {
return false, fmt.Errorf("Service: expected: %#v, actual: %#v", expectedSummary, summary)
}
summary1, err := s1.fsm.state.JobSummaryByID(ws, job1.Namespace, job1.ID)
if err != nil {
return false, err
}
expectedSummary1 := &structs.JobSummary{
JobID: job1.ID,
Namespace: job1.Namespace,
Summary: map[string]structs.TaskGroupSummary{
"web": {
Lost: 1,
},
},
Children: new(structs.JobChildrenSummary),
CreateIndex: jobResp1.JobModifyIndex,
ModifyIndex: summary1.ModifyIndex,
}
if !reflect.DeepEqual(summary1, expectedSummary1) {
return false, fmt.Errorf("System: expected: %#v, actual: %#v", expectedSummary1, summary1)
}
return true, nil
}, func(err error) {
t.Fatalf("err: %v", err)
})
}
func TestClientEndpoint_UpdateEligibility(t *testing.T) {
t.Parallel()
require := require.New(t)
s1, cleanupS1 := TestServer(t, nil)
defer cleanupS1()
codec := rpcClient(t, s1)
testutil.WaitForLeader(t, s1.RPC)
// Create the register request
node := mock.Node()
reg := &structs.NodeRegisterRequest{
Node: node,
WriteRequest: structs.WriteRequest{Region: "global"},
}
// Fetch the response
var resp structs.NodeUpdateResponse
require.Nil(msgpackrpc.CallWithCodec(codec, "Node.Register", reg, &resp))
// Update the eligibility
elig := &structs.NodeUpdateEligibilityRequest{
NodeID: node.ID,
Eligibility: structs.NodeSchedulingIneligible,
WriteRequest: structs.WriteRequest{Region: "global"},
}
var resp2 structs.NodeEligibilityUpdateResponse
require.Nil(msgpackrpc.CallWithCodec(codec, "Node.UpdateEligibility", elig, &resp2))
require.NotZero(resp2.Index)
require.Zero(resp2.EvalCreateIndex)
require.Empty(resp2.EvalIDs)
// Check for the node in the FSM
state := s1.fsm.State()
out, err := state.NodeByID(nil, node.ID)
require.Nil(err)
require.Equal(out.SchedulingEligibility, structs.NodeSchedulingIneligible)
require.Len(out.Events, 2)
require.Equal(NodeEligibilityEventIneligible, out.Events[1].Message)
// Register a system job
job := mock.SystemJob()
require.Nil(s1.State().UpsertJob(structs.MsgTypeTestSetup, 10, job))
// Update the eligibility and expect evals
elig.Eligibility = structs.NodeSchedulingEligible
var resp3 structs.NodeEligibilityUpdateResponse
require.Nil(msgpackrpc.CallWithCodec(codec, "Node.UpdateEligibility", elig, &resp3))
require.NotZero(resp3.Index)
require.NotZero(resp3.EvalCreateIndex)
require.Len(resp3.EvalIDs, 1)
out, err = state.NodeByID(nil, node.ID)
require.Nil(err)
require.Len(out.Events, 3)
require.Equal(NodeEligibilityEventEligible, out.Events[2].Message)
}
func TestClientEndpoint_UpdateEligibility_ACL(t *testing.T) {
t.Parallel()
s1, root, cleanupS1 := TestACLServer(t, nil)
defer cleanupS1()
codec := rpcClient(t, s1)
testutil.WaitForLeader(t, s1.RPC)
require := require.New(t)
// Create the node
node := mock.Node()
state := s1.fsm.State()
require.Nil(state.UpsertNode(structs.MsgTypeTestSetup, 1, node), "UpsertNode")
// Create the policy and tokens
validToken := mock.CreatePolicyAndToken(t, state, 1001, "test-valid", mock.NodePolicy(acl.PolicyWrite))
invalidToken := mock.CreatePolicyAndToken(t, state, 1003, "test-invalid", mock.NodePolicy(acl.PolicyRead))
// Update the status without a token and expect failure
dereg := &structs.NodeUpdateEligibilityRequest{
NodeID: node.ID,
Eligibility: structs.NodeSchedulingIneligible,
WriteRequest: structs.WriteRequest{Region: "global"},
}
{
var resp structs.NodeEligibilityUpdateResponse
err := msgpackrpc.CallWithCodec(codec, "Node.UpdateEligibility", dereg, &resp)
require.NotNil(err, "RPC")
require.Equal(err.Error(), structs.ErrPermissionDenied.Error())
}
// Try with a valid token
dereg.AuthToken = validToken.SecretID
{
var resp structs.NodeEligibilityUpdateResponse
require.Nil(msgpackrpc.CallWithCodec(codec, "Node.UpdateEligibility", dereg, &resp), "RPC")
}
// Try with a invalid token
dereg.AuthToken = invalidToken.SecretID
{
var resp structs.NodeEligibilityUpdateResponse
err := msgpackrpc.CallWithCodec(codec, "Node.UpdateEligibility", dereg, &resp)
require.NotNil(err, "RPC")
require.Equal(err.Error(), structs.ErrPermissionDenied.Error())
}
// Try with a root token
dereg.AuthToken = root.SecretID
{
var resp structs.NodeEligibilityUpdateResponse
require.Nil(msgpackrpc.CallWithCodec(codec, "Node.UpdateEligibility", dereg, &resp), "RPC")
}
}
func TestClientEndpoint_GetNode(t *testing.T) {
t.Parallel()
s1, cleanupS1 := TestServer(t, nil)
defer cleanupS1()
codec := rpcClient(t, s1)
testutil.WaitForLeader(t, s1.RPC)
// Create the register request
node := mock.Node()
reg := &structs.NodeRegisterRequest{
Node: node,
WriteRequest: structs.WriteRequest{Region: "global"},
}
// Fetch the response
var resp structs.GenericResponse
if err := msgpackrpc.CallWithCodec(codec, "Node.Register", reg, &resp); err != nil {
t.Fatalf("err: %v", err)
}
node.CreateIndex = resp.Index
node.ModifyIndex = resp.Index
// Lookup the node
get := &structs.NodeSpecificRequest{
NodeID: node.ID,
QueryOptions: structs.QueryOptions{Region: "global"},
}
var resp2 structs.SingleNodeResponse
if err := msgpackrpc.CallWithCodec(codec, "Node.GetNode", get, &resp2); err != nil {
t.Fatalf("err: %v", err)
}
if resp2.Index != resp.Index {
t.Fatalf("Bad index: %d %d", resp2.Index, resp.Index)
}
if resp2.Node.ComputedClass == "" {
t.Fatalf("bad ComputedClass: %#v", resp2.Node)
}
// Update the status updated at value
node.StatusUpdatedAt = resp2.Node.StatusUpdatedAt
node.SecretID = ""
node.Events = resp2.Node.Events
if !reflect.DeepEqual(node, resp2.Node) {
t.Fatalf("bad: %#v \n %#v", node, resp2.Node)
}
// assert that the node register event was set correctly
if len(resp2.Node.Events) != 1 {
t.Fatalf("Did not set node events: %#v", resp2.Node)
}
if resp2.Node.Events[0].Message != state.NodeRegisterEventRegistered {
t.Fatalf("Did not set node register event correctly: %#v", resp2.Node)
}
// Lookup non-existing node
get.NodeID = "12345678-abcd-efab-cdef-123456789abc"
if err := msgpackrpc.CallWithCodec(codec, "Node.GetNode", get, &resp2); err != nil {
t.Fatalf("err: %v", err)
}
if resp2.Index != resp.Index {
t.Fatalf("Bad index: %d %d", resp2.Index, resp.Index)
}
if resp2.Node != nil {
t.Fatalf("unexpected node")
}
}
func TestClientEndpoint_GetNode_ACL(t *testing.T) {
t.Parallel()
s1, root, cleanupS1 := TestACLServer(t, nil)
defer cleanupS1()
codec := rpcClient(t, s1)
testutil.WaitForLeader(t, s1.RPC)
assert := assert.New(t)
// Create the node
node := mock.Node()
state := s1.fsm.State()
assert.Nil(state.UpsertNode(structs.MsgTypeTestSetup, 1, node), "UpsertNode")
// Create the policy and tokens
validToken := mock.CreatePolicyAndToken(t, state, 1001, "test-valid", mock.NodePolicy(acl.PolicyRead))
invalidToken := mock.CreatePolicyAndToken(t, state, 1003, "test-invalid", mock.NodePolicy(acl.PolicyDeny))
// Lookup the node without a token and expect failure
req := &structs.NodeSpecificRequest{
NodeID: node.ID,
QueryOptions: structs.QueryOptions{Region: "global"},
}
{
var resp structs.SingleNodeResponse
err := msgpackrpc.CallWithCodec(codec, "Node.GetNode", req, &resp)
assert.NotNil(err, "RPC")
assert.Equal(err.Error(), structs.ErrPermissionDenied.Error())
}
// Try with a valid token
req.AuthToken = validToken.SecretID
{
var resp structs.SingleNodeResponse
assert.Nil(msgpackrpc.CallWithCodec(codec, "Node.GetNode", req, &resp), "RPC")
assert.Equal(node.ID, resp.Node.ID)
}
// Try with a Node.SecretID
req.AuthToken = node.SecretID
{
var resp structs.SingleNodeResponse
assert.Nil(msgpackrpc.CallWithCodec(codec, "Node.GetNode", req, &resp), "RPC")
assert.Equal(node.ID, resp.Node.ID)
}
// Try with a invalid token
req.AuthToken = invalidToken.SecretID
{
var resp structs.SingleNodeResponse
err := msgpackrpc.CallWithCodec(codec, "Node.GetNode", req, &resp)
assert.NotNil(err, "RPC")
assert.Equal(err.Error(), structs.ErrPermissionDenied.Error())
}
// Try with a root token
req.AuthToken = root.SecretID
{
var resp structs.SingleNodeResponse
assert.Nil(msgpackrpc.CallWithCodec(codec, "Node.GetNode", req, &resp), "RPC")
assert.Equal(node.ID, resp.Node.ID)
}
}
func TestClientEndpoint_GetNode_Blocking(t *testing.T) {
t.Parallel()
s1, cleanupS1 := TestServer(t, nil)
defer cleanupS1()
state := s1.fsm.State()
codec := rpcClient(t, s1)
testutil.WaitForLeader(t, s1.RPC)
// Create the node
node1 := mock.Node()
node2 := mock.Node()
// First create an unrelated node.
time.AfterFunc(100*time.Millisecond, func() {
if err := state.UpsertNode(structs.MsgTypeTestSetup, 100, node1); err != nil {
t.Fatalf("err: %v", err)
}
})
// Upsert the node we are watching later
time.AfterFunc(200*time.Millisecond, func() {
if err := state.UpsertNode(structs.MsgTypeTestSetup, 200, node2); err != nil {
t.Fatalf("err: %v", err)
}
})
// Lookup the node
req := &structs.NodeSpecificRequest{
NodeID: node2.ID,
QueryOptions: structs.QueryOptions{
Region: "global",
MinQueryIndex: 150,
},
}
var resp structs.SingleNodeResponse
start := time.Now()
if err := msgpackrpc.CallWithCodec(codec, "Node.GetNode", req, &resp); err != nil {
t.Fatalf("err: %v", err)
}
if elapsed := time.Since(start); elapsed < 200*time.Millisecond {
t.Fatalf("should block (returned in %s) %#v", elapsed, resp)
}
if resp.Index != 200 {
t.Fatalf("Bad index: %d %d", resp.Index, 200)
}
if resp.Node == nil || resp.Node.ID != node2.ID {
t.Fatalf("bad: %#v", resp.Node)
}
// Node update triggers watches
time.AfterFunc(100*time.Millisecond, func() {
nodeUpdate := mock.Node()
nodeUpdate.ID = node2.ID
nodeUpdate.Status = structs.NodeStatusDown
if err := state.UpsertNode(structs.MsgTypeTestSetup, 300, nodeUpdate); err != nil {
t.Fatalf("err: %v", err)
}
})
req.QueryOptions.MinQueryIndex = 250
var resp2 structs.SingleNodeResponse
start = time.Now()
if err := msgpackrpc.CallWithCodec(codec, "Node.GetNode", req, &resp2); err != nil {
t.Fatalf("err: %v", err)
}
if elapsed := time.Since(start); elapsed < 100*time.Millisecond {
t.Fatalf("should block (returned in %s) %#v", elapsed, resp)
}
if resp2.Index != 300 {
t.Fatalf("Bad index: %d %d", resp2.Index, 300)
}
if resp2.Node == nil || resp2.Node.Status != structs.NodeStatusDown {
t.Fatalf("bad: %#v", resp2.Node)
}
// Node delete triggers watches
time.AfterFunc(100*time.Millisecond, func() {
if err := state.DeleteNode(structs.MsgTypeTestSetup, 400, []string{node2.ID}); err != nil {
t.Fatalf("err: %v", err)
}
})
req.QueryOptions.MinQueryIndex = 350
var resp3 structs.SingleNodeResponse
start = time.Now()
if err := msgpackrpc.CallWithCodec(codec, "Node.GetNode", req, &resp3); err != nil {
t.Fatalf("err: %v", err)
}
if elapsed := time.Since(start); elapsed < 100*time.Millisecond {
t.Fatalf("should block (returned in %s) %#v", elapsed, resp)
}
if resp3.Index != 400 {
t.Fatalf("Bad index: %d %d", resp2.Index, 400)
}
if resp3.Node != nil {
t.Fatalf("bad: %#v", resp3.Node)
}
}
func TestClientEndpoint_GetAllocs(t *testing.T) {
t.Parallel()
s1, cleanupS1 := TestServer(t, nil)
defer cleanupS1()
codec := rpcClient(t, s1)
testutil.WaitForLeader(t, s1.RPC)
// Create the register request
node := mock.Node()
reg := &structs.NodeRegisterRequest{
Node: node,
WriteRequest: structs.WriteRequest{Region: "global"},
}
// Fetch the response
var resp structs.GenericResponse
if err := msgpackrpc.CallWithCodec(codec, "Node.Register", reg, &resp); err != nil {
t.Fatalf("err: %v", err)
}
node.CreateIndex = resp.Index
node.ModifyIndex = resp.Index
// Inject fake evaluations
alloc := mock.Alloc()
alloc.NodeID = node.ID
state := s1.fsm.State()
state.UpsertJobSummary(99, mock.JobSummary(alloc.JobID))
err := state.UpsertAllocs(structs.MsgTypeTestSetup, 100, []*structs.Allocation{alloc})
if err != nil {
t.Fatalf("err: %v", err)
}
// Lookup the allocs
get := &structs.NodeSpecificRequest{
NodeID: node.ID,
QueryOptions: structs.QueryOptions{Region: "global"},
}
var resp2 structs.NodeAllocsResponse
if err := msgpackrpc.CallWithCodec(codec, "Node.GetAllocs", get, &resp2); err != nil {
t.Fatalf("err: %v", err)
}
if resp2.Index != 100 {
t.Fatalf("Bad index: %d %d", resp2.Index, 100)
}
if len(resp2.Allocs) != 1 || resp2.Allocs[0].ID != alloc.ID {
t.Fatalf("bad: %#v", resp2.Allocs)
}
// Lookup non-existing node
get.NodeID = "foobarbaz"
if err := msgpackrpc.CallWithCodec(codec, "Node.GetAllocs", get, &resp2); err != nil {
t.Fatalf("err: %v", err)
}
if resp2.Index != 100 {
t.Fatalf("Bad index: %d %d", resp2.Index, 100)
}
if len(resp2.Allocs) != 0 {
t.Fatalf("unexpected node")
}
}
func TestClientEndpoint_GetAllocs_ACL_Basic(t *testing.T) {
t.Parallel()
s1, root, cleanupS1 := TestACLServer(t, nil)
defer cleanupS1()
codec := rpcClient(t, s1)
testutil.WaitForLeader(t, s1.RPC)
assert := assert.New(t)
// Create the node
allocDefaultNS := mock.Alloc()
node := mock.Node()
allocDefaultNS.NodeID = node.ID
state := s1.fsm.State()
assert.Nil(state.UpsertNode(structs.MsgTypeTestSetup, 1, node), "UpsertNode")
assert.Nil(state.UpsertJobSummary(2, mock.JobSummary(allocDefaultNS.JobID)), "UpsertJobSummary")
allocs := []*structs.Allocation{allocDefaultNS}
assert.Nil(state.UpsertAllocs(structs.MsgTypeTestSetup, 5, allocs), "UpsertAllocs")
// Create the namespace policy and tokens
validDefaultToken := mock.CreatePolicyAndToken(t, state, 1001, "test-default-valid", mock.NodePolicy(acl.PolicyRead)+
mock.NamespacePolicy(structs.DefaultNamespace, "", []string{acl.NamespaceCapabilityReadJob}))
invalidToken := mock.CreatePolicyAndToken(t, state, 1004, "test-invalid",
mock.NamespacePolicy(structs.DefaultNamespace, "", []string{acl.NamespaceCapabilityReadJob}))
req := &structs.NodeSpecificRequest{
NodeID: node.ID,
QueryOptions: structs.QueryOptions{
Region: "global",
},
}
// Lookup the node without a token and expect failure
{
var resp structs.NodeAllocsResponse
err := msgpackrpc.CallWithCodec(codec, "Node.GetAllocs", req, &resp)
assert.NotNil(err, "RPC")
assert.Equal(err.Error(), structs.ErrPermissionDenied.Error())
}
// Try with a valid token for the default namespace
req.AuthToken = validDefaultToken.SecretID
{
var resp structs.NodeAllocsResponse
assert.Nil(msgpackrpc.CallWithCodec(codec, "Node.GetAllocs", req, &resp), "RPC")
assert.Len(resp.Allocs, 1)
assert.Equal(allocDefaultNS.ID, resp.Allocs[0].ID)
}
// Try with a invalid token
req.AuthToken = invalidToken.SecretID
{
var resp structs.NodeAllocsResponse
err := msgpackrpc.CallWithCodec(codec, "Node.GetAllocs", req, &resp)
assert.NotNil(err, "RPC")
assert.Equal(err.Error(), structs.ErrPermissionDenied.Error())
}
// Try with a root token
req.AuthToken = root.SecretID
{
var resp structs.NodeAllocsResponse
assert.Nil(msgpackrpc.CallWithCodec(codec, "Node.GetAllocs", req, &resp), "RPC")
assert.Len(resp.Allocs, 1)
for _, alloc := range resp.Allocs {
switch alloc.ID {
case allocDefaultNS.ID:
// expected
default:
t.Errorf("unexpected alloc %q for namespace %q", alloc.ID, alloc.Namespace)
}
}
}
}
func TestClientEndpoint_GetAllocs_ACL_Namespaces(t *testing.T) {
t.Parallel()
s1, root, cleanupS1 := TestACLServer(t, nil)
defer cleanupS1()
codec := rpcClient(t, s1)
testutil.WaitForLeader(t, s1.RPC)
assert := assert.New(t)
// Create the namespaces
ns1 := mock.Namespace()
ns2 := mock.Namespace()
ns1.Name = "altnamespace"
ns2.Name = "should-only-be-displayed-for-root-ns"
// Create the allocs
allocDefaultNS := mock.Alloc()
allocAltNS := mock.Alloc()
allocAltNS.Namespace = ns1.Name
allocOtherNS := mock.Alloc()
allocOtherNS.Namespace = ns2.Name
node := mock.Node()
allocDefaultNS.NodeID = node.ID
allocAltNS.NodeID = node.ID
allocOtherNS.NodeID = node.ID
state := s1.fsm.State()
assert.Nil(state.UpsertNamespaces(1, []*structs.Namespace{ns1, ns2}), "UpsertNamespaces")
assert.Nil(state.UpsertNode(structs.MsgTypeTestSetup, 2, node), "UpsertNode")
assert.Nil(state.UpsertJobSummary(3, mock.JobSummary(allocDefaultNS.JobID)), "UpsertJobSummary")
assert.Nil(state.UpsertJobSummary(4, mock.JobSummary(allocAltNS.JobID)), "UpsertJobSummary")
assert.Nil(state.UpsertJobSummary(5, mock.JobSummary(allocOtherNS.JobID)), "UpsertJobSummary")
allocs := []*structs.Allocation{allocDefaultNS, allocAltNS, allocOtherNS}
assert.Nil(state.UpsertAllocs(structs.MsgTypeTestSetup, 6, allocs), "UpsertAllocs")
// Create the namespace policy and tokens
validDefaultToken := mock.CreatePolicyAndToken(t, state, 1001, "test-default-valid", mock.NodePolicy(acl.PolicyRead)+
mock.NamespacePolicy(structs.DefaultNamespace, "", []string{acl.NamespaceCapabilityReadJob}))
validNoNSToken := mock.CreatePolicyAndToken(t, state, 1003, "test-alt-valid", mock.NodePolicy(acl.PolicyRead))
invalidToken := mock.CreatePolicyAndToken(t, state, 1004, "test-invalid",
mock.NamespacePolicy(structs.DefaultNamespace, "", []string{acl.NamespaceCapabilityReadJob}))
// Lookup the node without a token and expect failure
req := &structs.NodeSpecificRequest{
NodeID: node.ID,
QueryOptions: structs.QueryOptions{Region: "global"},
}
{
var resp structs.NodeAllocsResponse
err := msgpackrpc.CallWithCodec(codec, "Node.GetAllocs", req, &resp)
assert.NotNil(err, "RPC")
assert.Equal(err.Error(), structs.ErrPermissionDenied.Error())
}
// Try with a valid token for the default namespace
req.AuthToken = validDefaultToken.SecretID
{
var resp structs.NodeAllocsResponse
assert.Nil(msgpackrpc.CallWithCodec(codec, "Node.GetAllocs", req, &resp), "RPC")
assert.Len(resp.Allocs, 1)
assert.Equal(allocDefaultNS.ID, resp.Allocs[0].ID)
}
// Try with a valid token for a namespace with no allocs on this node
req.AuthToken = validNoNSToken.SecretID
{
var resp structs.NodeAllocsResponse
assert.Nil(msgpackrpc.CallWithCodec(codec, "Node.GetAllocs", req, &resp), "RPC")
assert.Len(resp.Allocs, 0)
}
// Try with a invalid token
req.AuthToken = invalidToken.SecretID
{
var resp structs.NodeAllocsResponse
err := msgpackrpc.CallWithCodec(codec, "Node.GetAllocs", req, &resp)
assert.NotNil(err, "RPC")
assert.Equal(err.Error(), structs.ErrPermissionDenied.Error())
}
// Try with a root token
req.AuthToken = root.SecretID
{
var resp structs.NodeAllocsResponse
assert.Nil(msgpackrpc.CallWithCodec(codec, "Node.GetAllocs", req, &resp), "RPC")
assert.Len(resp.Allocs, 3)
for _, alloc := range resp.Allocs {
switch alloc.ID {
case allocDefaultNS.ID, allocAltNS.ID, allocOtherNS.ID:
// expected
default:
t.Errorf("unexpected alloc %q for namespace %q", alloc.ID, alloc.Namespace)
}
}
}
}
func TestClientEndpoint_GetClientAllocs(t *testing.T) {
t.Parallel()
require := require.New(t)
s1, cleanupS1 := TestServer(t, nil)
defer cleanupS1()
codec := rpcClient(t, s1)
testutil.WaitForLeader(t, s1.RPC)
// Check that we have no client connections
require.Empty(s1.connectedNodes())
// Create the register request
node := mock.Node()
state := s1.fsm.State()
require.Nil(state.UpsertNode(structs.MsgTypeTestSetup, 98, node))
// Inject fake evaluations
alloc := mock.Alloc()
alloc.NodeID = node.ID
state.UpsertJobSummary(99, mock.JobSummary(alloc.JobID))
err := state.UpsertAllocs(structs.MsgTypeTestSetup, 100, []*structs.Allocation{alloc})
if err != nil {
t.Fatalf("err: %v", err)
}
// Lookup the allocs
get := &structs.NodeSpecificRequest{
NodeID: node.ID,
SecretID: node.SecretID,
QueryOptions: structs.QueryOptions{Region: "global"},
}
var resp2 structs.NodeClientAllocsResponse
if err := msgpackrpc.CallWithCodec(codec, "Node.GetClientAllocs", get, &resp2); err != nil {
t.Fatalf("err: %v", err)
}
if resp2.Index != 100 {
t.Fatalf("Bad index: %d %d", resp2.Index, 100)
}
if len(resp2.Allocs) != 1 || resp2.Allocs[alloc.ID] != 100 {
t.Fatalf("bad: %#v", resp2.Allocs)
}
// Check that we have the client connections
nodes := s1.connectedNodes()
require.Len(nodes, 1)
require.Contains(nodes, node.ID)
// Lookup node with bad SecretID
get.SecretID = "foobarbaz"
var resp3 structs.NodeClientAllocsResponse
err = msgpackrpc.CallWithCodec(codec, "Node.GetClientAllocs", get, &resp3)
if err == nil || !strings.Contains(err.Error(), "does not match") {
t.Fatalf("err: %v", err)
}
// Lookup non-existing node
get.NodeID = uuid.Generate()
var resp4 structs.NodeClientAllocsResponse
if err := msgpackrpc.CallWithCodec(codec, "Node.GetClientAllocs", get, &resp4); err != nil {
t.Fatalf("err: %v", err)
}
if resp4.Index != 100 {
t.Fatalf("Bad index: %d %d", resp3.Index, 100)
}
if len(resp4.Allocs) != 0 {
t.Fatalf("unexpected node %#v", resp3.Allocs)
}
// Close the connection and check that we remove the client connections
require.Nil(codec.Close())
testutil.WaitForResult(func() (bool, error) {
nodes := s1.connectedNodes()
return len(nodes) == 0, nil
}, func(err error) {
t.Fatalf("should have no clients")
})
}
func TestClientEndpoint_GetClientAllocs_Blocking(t *testing.T) {
t.Parallel()
s1, cleanupS1 := TestServer(t, nil)
defer cleanupS1()
codec := rpcClient(t, s1)
testutil.WaitForLeader(t, s1.RPC)
// Create the register request
node := mock.Node()
reg := &structs.NodeRegisterRequest{
Node: node,
WriteRequest: structs.WriteRequest{Region: "global"},
}
// Fetch the response
var resp structs.GenericResponse
if err := msgpackrpc.CallWithCodec(codec, "Node.Register", reg, &resp); err != nil {
t.Fatalf("err: %v", err)
}
node.CreateIndex = resp.Index
node.ModifyIndex = resp.Index
// Inject fake evaluations async
now := time.Now().UTC().UnixNano()
alloc := mock.Alloc()
alloc.NodeID = node.ID
alloc.ModifyTime = now
state := s1.fsm.State()
state.UpsertJobSummary(99, mock.JobSummary(alloc.JobID))
start := time.Now()
time.AfterFunc(100*time.Millisecond, func() {
err := state.UpsertAllocs(structs.MsgTypeTestSetup, 100, []*structs.Allocation{alloc})
if err != nil {
t.Fatalf("err: %v", err)
}
})
// Lookup the allocs in a blocking query
req := &structs.NodeSpecificRequest{
NodeID: node.ID,
SecretID: node.SecretID,
QueryOptions: structs.QueryOptions{
Region: "global",
MinQueryIndex: 50,
MaxQueryTime: time.Second,
},
}
var resp2 structs.NodeClientAllocsResponse
if err := msgpackrpc.CallWithCodec(codec, "Node.GetClientAllocs", req, &resp2); err != nil {
t.Fatalf("err: %v", err)
}
// Should block at least 100ms
if time.Since(start) < 100*time.Millisecond {
t.Fatalf("too fast")
}
if resp2.Index != 100 {
t.Fatalf("Bad index: %d %d", resp2.Index, 100)
}
if len(resp2.Allocs) != 1 || resp2.Allocs[alloc.ID] != 100 {
t.Fatalf("bad: %#v", resp2.Allocs)
}
iter, err := state.AllocsByIDPrefix(nil, structs.DefaultNamespace, alloc.ID)
if err != nil {
t.Fatalf("err: %v", err)
}
getAllocs := func(iter memdb.ResultIterator) []*structs.Allocation {
var allocs []*structs.Allocation
for {
raw := iter.Next()
if raw == nil {
break
}
allocs = append(allocs, raw.(*structs.Allocation))
}
return allocs
}
out := getAllocs(iter)
if len(out) != 1 {
t.Fatalf("Expected to get one allocation but got:%v", out)
}
if out[0].ModifyTime != now {
t.Fatalf("Invalid modify time %v", out[0].ModifyTime)
}
// Alloc updates fire watches
time.AfterFunc(100*time.Millisecond, func() {
allocUpdate := mock.Alloc()
allocUpdate.NodeID = alloc.NodeID
allocUpdate.ID = alloc.ID
allocUpdate.ClientStatus = structs.AllocClientStatusRunning
state.UpsertJobSummary(199, mock.JobSummary(allocUpdate.JobID))
err := state.UpsertAllocs(structs.MsgTypeTestSetup, 200, []*structs.Allocation{allocUpdate})
if err != nil {
t.Fatalf("err: %v", err)
}
})
req.QueryOptions.MinQueryIndex = 150
var resp3 structs.NodeClientAllocsResponse
if err := msgpackrpc.CallWithCodec(codec, "Node.GetClientAllocs", req, &resp3); err != nil {
t.Fatalf("err: %v", err)
}
if time.Since(start) < 100*time.Millisecond {
t.Fatalf("too fast")
}
if resp3.Index != 200 {
t.Fatalf("Bad index: %d %d", resp3.Index, 200)
}
if len(resp3.Allocs) != 1 || resp3.Allocs[alloc.ID] != 200 {
t.Fatalf("bad: %#v", resp3.Allocs)
}
}
func TestClientEndpoint_GetClientAllocs_Blocking_GC(t *testing.T) {
t.Parallel()
assert := assert.New(t)
s1, cleanupS1 := TestServer(t, nil)
defer cleanupS1()
codec := rpcClient(t, s1)
testutil.WaitForLeader(t, s1.RPC)
// Create the register request
node := mock.Node()
reg := &structs.NodeRegisterRequest{
Node: node,
WriteRequest: structs.WriteRequest{Region: "global"},
}
// Fetch the response
var resp structs.GenericResponse
assert.Nil(msgpackrpc.CallWithCodec(codec, "Node.Register", reg, &resp))
node.CreateIndex = resp.Index
node.ModifyIndex = resp.Index
// Inject fake allocations async
alloc1 := mock.Alloc()
alloc1.NodeID = node.ID
alloc2 := mock.Alloc()
alloc2.NodeID = node.ID
state := s1.fsm.State()
state.UpsertJobSummary(99, mock.JobSummary(alloc1.JobID))
start := time.Now()
time.AfterFunc(100*time.Millisecond, func() {
assert.Nil(state.UpsertAllocs(structs.MsgTypeTestSetup, 100, []*structs.Allocation{alloc1, alloc2}))
})
// Lookup the allocs in a blocking query
req := &structs.NodeSpecificRequest{
NodeID: node.ID,
SecretID: node.SecretID,
QueryOptions: structs.QueryOptions{
Region: "global",
MinQueryIndex: 50,
MaxQueryTime: time.Second,
},
}
var resp2 structs.NodeClientAllocsResponse
assert.Nil(msgpackrpc.CallWithCodec(codec, "Node.GetClientAllocs", req, &resp2))
// Should block at least 100ms
if time.Since(start) < 100*time.Millisecond {
t.Fatalf("too fast")
}
assert.EqualValues(100, resp2.Index)
if assert.Len(resp2.Allocs, 2) {
assert.EqualValues(100, resp2.Allocs[alloc1.ID])
}
// Delete an allocation
time.AfterFunc(100*time.Millisecond, func() {
assert.Nil(state.DeleteEval(200, nil, []string{alloc2.ID}))
})
req.QueryOptions.MinQueryIndex = 150
var resp3 structs.NodeClientAllocsResponse
assert.Nil(msgpackrpc.CallWithCodec(codec, "Node.GetClientAllocs", req, &resp3))
if time.Since(start) < 100*time.Millisecond {
t.Fatalf("too fast")
}
assert.EqualValues(200, resp3.Index)
if assert.Len(resp3.Allocs, 1) {
assert.EqualValues(100, resp3.Allocs[alloc1.ID])
}
}
// A MigrateToken should not be created if an allocation shares the same node
// with its previous allocation
func TestClientEndpoint_GetClientAllocs_WithoutMigrateTokens(t *testing.T) {
t.Parallel()
assert := assert.New(t)
s1, cleanupS1 := TestServer(t, nil)
defer cleanupS1()
codec := rpcClient(t, s1)
testutil.WaitForLeader(t, s1.RPC)
// Create the register request
node := mock.Node()
reg := &structs.NodeRegisterRequest{
Node: node,
WriteRequest: structs.WriteRequest{Region: "global"},
}
// Fetch the response
var resp structs.GenericResponse
if err := msgpackrpc.CallWithCodec(codec, "Node.Register", reg, &resp); err != nil {
t.Fatalf("err: %v", err)
}
node.CreateIndex = resp.Index
node.ModifyIndex = resp.Index
// Inject fake evaluations
prevAlloc := mock.Alloc()
prevAlloc.NodeID = node.ID
alloc := mock.Alloc()
alloc.NodeID = node.ID
alloc.PreviousAllocation = prevAlloc.ID
alloc.DesiredStatus = structs.AllocClientStatusComplete
state := s1.fsm.State()
state.UpsertJobSummary(99, mock.JobSummary(alloc.JobID))
err := state.UpsertAllocs(structs.MsgTypeTestSetup, 100, []*structs.Allocation{prevAlloc, alloc})
assert.Nil(err)
// Lookup the allocs
get := &structs.NodeSpecificRequest{
NodeID: node.ID,
SecretID: node.SecretID,
QueryOptions: structs.QueryOptions{Region: "global"},
}
var resp2 structs.NodeClientAllocsResponse
err = msgpackrpc.CallWithCodec(codec, "Node.GetClientAllocs", get, &resp2)
assert.Nil(err)
assert.Equal(uint64(100), resp2.Index)
assert.Equal(2, len(resp2.Allocs))
assert.Equal(uint64(100), resp2.Allocs[alloc.ID])
assert.Equal(0, len(resp2.MigrateTokens))
}
func TestClientEndpoint_GetAllocs_Blocking(t *testing.T) {
t.Parallel()
s1, cleanupS1 := TestServer(t, nil)
defer cleanupS1()
codec := rpcClient(t, s1)
testutil.WaitForLeader(t, s1.RPC)
// Create the register request
node := mock.Node()
reg := &structs.NodeRegisterRequest{
Node: node,
WriteRequest: structs.WriteRequest{Region: "global"},
}
// Fetch the response
var resp structs.GenericResponse
if err := msgpackrpc.CallWithCodec(codec, "Node.Register", reg, &resp); err != nil {
t.Fatalf("err: %v", err)
}
node.CreateIndex = resp.Index
node.ModifyIndex = resp.Index
// Inject fake evaluations async
alloc := mock.Alloc()
alloc.NodeID = node.ID
state := s1.fsm.State()
state.UpsertJobSummary(99, mock.JobSummary(alloc.JobID))
start := time.Now()
time.AfterFunc(100*time.Millisecond, func() {
err := state.UpsertAllocs(structs.MsgTypeTestSetup, 100, []*structs.Allocation{alloc})
if err != nil {
t.Fatalf("err: %v", err)
}
})
// Lookup the allocs in a blocking query
req := &structs.NodeSpecificRequest{
NodeID: node.ID,
QueryOptions: structs.QueryOptions{
Region: "global",
MinQueryIndex: 50,
MaxQueryTime: time.Second,
},
}
var resp2 structs.NodeAllocsResponse
if err := msgpackrpc.CallWithCodec(codec, "Node.GetAllocs", req, &resp2); err != nil {
t.Fatalf("err: %v", err)
}
// Should block at least 100ms
if time.Since(start) < 100*time.Millisecond {
t.Fatalf("too fast")
}
if resp2.Index != 100 {
t.Fatalf("Bad index: %d %d", resp2.Index, 100)
}
if len(resp2.Allocs) != 1 || resp2.Allocs[0].ID != alloc.ID {
t.Fatalf("bad: %#v", resp2.Allocs)
}
// Alloc updates fire watches
time.AfterFunc(100*time.Millisecond, func() {
allocUpdate := mock.Alloc()
allocUpdate.NodeID = alloc.NodeID
allocUpdate.ID = alloc.ID
allocUpdate.ClientStatus = structs.AllocClientStatusRunning
state.UpsertJobSummary(199, mock.JobSummary(allocUpdate.JobID))
err := state.UpdateAllocsFromClient(structs.MsgTypeTestSetup, 200, []*structs.Allocation{allocUpdate})
if err != nil {
t.Fatalf("err: %v", err)
}
})
req.QueryOptions.MinQueryIndex = 150
var resp3 structs.NodeAllocsResponse
if err := msgpackrpc.CallWithCodec(codec, "Node.GetAllocs", req, &resp3); err != nil {
t.Fatalf("err: %v", err)
}
if time.Since(start) < 100*time.Millisecond {
t.Fatalf("too fast")
}
if resp3.Index != 200 {
t.Fatalf("Bad index: %d %d", resp3.Index, 200)
}
if len(resp3.Allocs) != 1 || resp3.Allocs[0].ClientStatus != structs.AllocClientStatusRunning {
t.Fatalf("bad: %#v", resp3.Allocs[0])
}
}
func TestClientEndpoint_UpdateAlloc(t *testing.T) {
t.Parallel()
s1, cleanupS1 := TestServer(t, func(c *Config) {
// Disabling scheduling in this test so that we can
// ensure that the state store doesn't accumulate more evals
// than what we expect the unit test to add
c.NumSchedulers = 0
})
defer cleanupS1()
codec := rpcClient(t, s1)
testutil.WaitForLeader(t, s1.RPC)
require := require.New(t)
// Create the register request
node := mock.Node()
reg := &structs.NodeRegisterRequest{
Node: node,
WriteRequest: structs.WriteRequest{Region: "global"},
}
// Fetch the response
var resp structs.GenericResponse
if err := msgpackrpc.CallWithCodec(codec, "Node.Register", reg, &resp); err != nil {
t.Fatalf("err: %v", err)
}
state := s1.fsm.State()
// Inject mock job
job := mock.Job()
job.ID = "mytestjob"
err := state.UpsertJob(structs.MsgTypeTestSetup, 101, job)
require.Nil(err)
// Inject fake allocations
alloc := mock.Alloc()
alloc.JobID = job.ID
alloc.NodeID = node.ID
err = state.UpsertJobSummary(99, mock.JobSummary(alloc.JobID))
require.Nil(err)
alloc.TaskGroup = job.TaskGroups[0].Name
alloc2 := mock.Alloc()
alloc2.JobID = job.ID
alloc2.NodeID = node.ID
err = state.UpsertJobSummary(99, mock.JobSummary(alloc2.JobID))
require.Nil(err)
alloc2.TaskGroup = job.TaskGroups[0].Name
err = state.UpsertAllocs(structs.MsgTypeTestSetup, 100, []*structs.Allocation{alloc, alloc2})
require.Nil(err)
// Attempt updates of more than one alloc for the same job
clientAlloc1 := new(structs.Allocation)
*clientAlloc1 = *alloc
clientAlloc1.ClientStatus = structs.AllocClientStatusFailed
clientAlloc2 := new(structs.Allocation)
*clientAlloc2 = *alloc2
clientAlloc2.ClientStatus = structs.AllocClientStatusFailed
// Update the alloc
update := &structs.AllocUpdateRequest{
Alloc: []*structs.Allocation{clientAlloc1, clientAlloc2},
WriteRequest: structs.WriteRequest{Region: "global"},
}
var resp2 structs.NodeAllocsResponse
start := time.Now()
err = msgpackrpc.CallWithCodec(codec, "Node.UpdateAlloc", update, &resp2)
require.Nil(err)
require.NotEqual(uint64(0), resp2.Index)
if diff := time.Since(start); diff < batchUpdateInterval {
t.Fatalf("too fast: %v", diff)
}
// Lookup the alloc
ws := memdb.NewWatchSet()
out, err := state.AllocByID(ws, alloc.ID)
require.Nil(err)
require.Equal(structs.AllocClientStatusFailed, out.ClientStatus)
require.True(out.ModifyTime > 0)
// Assert that exactly one eval with TriggeredBy EvalTriggerRetryFailedAlloc exists
evaluations, err := state.EvalsByJob(ws, job.Namespace, job.ID)
require.Nil(err)
require.True(len(evaluations) != 0)
foundCount := 0
for _, resultEval := range evaluations {
if resultEval.TriggeredBy == structs.EvalTriggerRetryFailedAlloc && resultEval.WaitUntil.IsZero() {
foundCount++
}
}
require.Equal(1, foundCount, "Should create exactly one eval for failed allocs")
}
func TestClientEndpoint_BatchUpdate(t *testing.T) {
t.Parallel()
s1, cleanupS1 := TestServer(t, nil)
defer cleanupS1()
codec := rpcClient(t, s1)
testutil.WaitForLeader(t, s1.RPC)
// Create the register request
node := mock.Node()
reg := &structs.NodeRegisterRequest{
Node: node,
WriteRequest: structs.WriteRequest{Region: "global"},
}
// Fetch the response
var resp structs.GenericResponse
if err := msgpackrpc.CallWithCodec(codec, "Node.Register", reg, &resp); err != nil {
t.Fatalf("err: %v", err)
}
// Inject fake evaluations
alloc := mock.Alloc()
alloc.NodeID = node.ID
state := s1.fsm.State()
state.UpsertJobSummary(99, mock.JobSummary(alloc.JobID))
err := state.UpsertAllocs(structs.MsgTypeTestSetup, 100, []*structs.Allocation{alloc})
if err != nil {
t.Fatalf("err: %v", err)
}
// Attempt update
clientAlloc := new(structs.Allocation)
*clientAlloc = *alloc
clientAlloc.ClientStatus = structs.AllocClientStatusFailed
// Call to do the batch update
bf := structs.NewBatchFuture()
endpoint := s1.staticEndpoints.Node
endpoint.batchUpdate(bf, []*structs.Allocation{clientAlloc}, nil)
if err := bf.Wait(); err != nil {
t.Fatalf("err: %v", err)
}
if bf.Index() == 0 {
t.Fatalf("Bad index: %d", bf.Index())
}
// Lookup the alloc
ws := memdb.NewWatchSet()
out, err := state.AllocByID(ws, alloc.ID)
if err != nil {
t.Fatalf("err: %v", err)
}
if out.ClientStatus != structs.AllocClientStatusFailed {
t.Fatalf("Bad: %#v", out)
}
}
func TestClientEndpoint_UpdateAlloc_Vault(t *testing.T) {
t.Parallel()
s1, cleanupS1 := TestServer(t, nil)
defer cleanupS1()
codec := rpcClient(t, s1)
testutil.WaitForLeader(t, s1.RPC)
// Create the register request
node := mock.Node()
reg := &structs.NodeRegisterRequest{
Node: node,
WriteRequest: structs.WriteRequest{Region: "global"},
}
// Fetch the response
var resp structs.GenericResponse
if err := msgpackrpc.CallWithCodec(codec, "Node.Register", reg, &resp); err != nil {
t.Fatalf("err: %v", err)
}
// Swap the servers Vault Client
tvc := &TestVaultClient{}
s1.vault = tvc
// Inject fake allocation and vault accessor
alloc := mock.Alloc()
alloc.NodeID = node.ID
state := s1.fsm.State()
state.UpsertJobSummary(99, mock.JobSummary(alloc.JobID))
if err := state.UpsertAllocs(structs.MsgTypeTestSetup, 100, []*structs.Allocation{alloc}); err != nil {
t.Fatalf("err: %v", err)
}
va := mock.VaultAccessor()
va.NodeID = node.ID
va.AllocID = alloc.ID
if err := state.UpsertVaultAccessor(101, []*structs.VaultAccessor{va}); err != nil {
t.Fatalf("err: %v", err)
}
// Inject mock job
job := mock.Job()
job.ID = alloc.JobID
err := state.UpsertJob(structs.MsgTypeTestSetup, 101, job)
if err != nil {
t.Fatalf("err: %v", err)
}
// Attempt update
clientAlloc := new(structs.Allocation)
*clientAlloc = *alloc
clientAlloc.ClientStatus = structs.AllocClientStatusFailed
// Update the alloc
update := &structs.AllocUpdateRequest{
Alloc: []*structs.Allocation{clientAlloc},
WriteRequest: structs.WriteRequest{Region: "global"},
}
var resp2 structs.NodeAllocsResponse
start := time.Now()
if err := msgpackrpc.CallWithCodec(codec, "Node.UpdateAlloc", update, &resp2); err != nil {
t.Fatalf("err: %v", err)
}
if resp2.Index == 0 {
t.Fatalf("Bad index: %d", resp2.Index)
}
if diff := time.Since(start); diff < batchUpdateInterval {
t.Fatalf("too fast: %v", diff)
}
// Lookup the alloc
ws := memdb.NewWatchSet()
out, err := state.AllocByID(ws, alloc.ID)
if err != nil {
t.Fatalf("err: %v", err)
}
if out.ClientStatus != structs.AllocClientStatusFailed {
t.Fatalf("Bad: %#v", out)
}
if l := len(tvc.RevokedTokens); l != 1 {
t.Fatalf("Deregister revoked %d tokens; want 1", l)
}
}
func TestClientEndpoint_CreateNodeEvals(t *testing.T) {
t.Parallel()
s1, cleanupS1 := TestServer(t, nil)
defer cleanupS1()
testutil.WaitForLeader(t, s1.RPC)
// Inject fake evaluations
alloc := mock.Alloc()
state := s1.fsm.State()
state.UpsertJobSummary(1, mock.JobSummary(alloc.JobID))
if err := state.UpsertAllocs(structs.MsgTypeTestSetup, 2, []*structs.Allocation{alloc}); err != nil {
t.Fatalf("err: %v", err)
}
// Inject a fake system job.
job := mock.SystemJob()
if err := state.UpsertJob(structs.MsgTypeTestSetup, 3, job); err != nil {
t.Fatalf("err: %v", err)
}
// Create some evaluations
ids, index, err := s1.staticEndpoints.Node.createNodeEvals(alloc.NodeID, 1)
if err != nil {
t.Fatalf("err: %v", err)
}
if index == 0 {
t.Fatalf("bad: %d", index)
}
if len(ids) != 2 {
t.Fatalf("bad: %s", ids)
}
// Lookup the evaluations
ws := memdb.NewWatchSet()
evalByType := make(map[string]*structs.Evaluation, 2)
for _, id := range ids {
eval, err := state.EvalByID(ws, id)
if err != nil {
t.Fatalf("err: %v", err)
}
if eval == nil {
t.Fatalf("expected eval")
}
if old, ok := evalByType[eval.Type]; ok {
t.Fatalf("multiple evals of the same type: %v and %v", old, eval)
}
evalByType[eval.Type] = eval
}
if len(evalByType) != 2 {
t.Fatalf("Expected a service and system job; got %#v", evalByType)
}
// Ensure the evals are correct.
for schedType, eval := range evalByType {
expPriority := alloc.Job.Priority
expJobID := alloc.JobID
if schedType == "system" {
expPriority = job.Priority
expJobID = job.ID
}
t.Logf("checking eval: %v", pretty.Sprint(eval))
require.Equal(t, index, eval.CreateIndex)
require.Equal(t, structs.EvalTriggerNodeUpdate, eval.TriggeredBy)
require.Equal(t, alloc.NodeID, eval.NodeID)
require.Equal(t, uint64(1), eval.NodeModifyIndex)
switch eval.Status {
case structs.EvalStatusPending, structs.EvalStatusComplete:
// success
default:
t.Fatalf("expected pending or complete, found %v", eval.Status)
}
require.Equal(t, expPriority, eval.Priority)
require.Equal(t, expJobID, eval.JobID)
require.NotZero(t, eval.CreateTime)
require.NotZero(t, eval.ModifyTime)
}
}
// TestClientEndpoint_CreateNodeEvals_MultipleNSes asserts that evals are made
// for all jobs across namespaces
func TestClientEndpoint_CreateNodeEvals_MultipleNSes(t *testing.T) {
t.Parallel()
s1, cleanupS1 := TestServer(t, nil)
defer cleanupS1()
testutil.WaitForLeader(t, s1.RPC)
state := s1.fsm.State()
idx := uint64(3)
ns1 := mock.Namespace()
err := state.UpsertNamespaces(idx, []*structs.Namespace{ns1})
require.NoError(t, err)
idx++
node := mock.Node()
err = state.UpsertNode(structs.MsgTypeTestSetup, idx, node)
require.NoError(t, err)
idx++
// Inject a fake system job.
defaultJob := mock.SystemJob()
err = state.UpsertJob(structs.MsgTypeTestSetup, idx, defaultJob)
require.NoError(t, err)
idx++
nsJob := mock.SystemJob()
nsJob.ID = defaultJob.ID
nsJob.Namespace = ns1.Name
err = state.UpsertJob(structs.MsgTypeTestSetup, idx, nsJob)
require.NoError(t, err)
idx++
// Create some evaluations
evalIDs, index, err := s1.staticEndpoints.Node.createNodeEvals(node.ID, 1)
require.NoError(t, err)
require.NotZero(t, index)
require.Len(t, evalIDs, 2)
byNS := map[string]*structs.Evaluation{}
for _, evalID := range evalIDs {
eval, err := state.EvalByID(nil, evalID)
require.NoError(t, err)
byNS[eval.Namespace] = eval
}
require.Len(t, byNS, 2)
defaultNSEval := byNS[defaultJob.Namespace]
require.NotNil(t, defaultNSEval)
require.Equal(t, defaultJob.ID, defaultNSEval.JobID)
require.Equal(t, defaultJob.Namespace, defaultNSEval.Namespace)
otherNSEval := byNS[nsJob.Namespace]
require.NotNil(t, otherNSEval)
require.Equal(t, nsJob.ID, otherNSEval.JobID)
require.Equal(t, nsJob.Namespace, otherNSEval.Namespace)
}
func TestClientEndpoint_Evaluate(t *testing.T) {
t.Parallel()
s1, cleanupS1 := TestServer(t, func(c *Config) {
c.NumSchedulers = 0 // Prevent automatic dequeue
})
defer cleanupS1()
codec := rpcClient(t, s1)
testutil.WaitForLeader(t, s1.RPC)
// Inject fake evaluations
alloc := mock.Alloc()
node := mock.Node()
node.ID = alloc.NodeID
state := s1.fsm.State()
err := state.UpsertNode(structs.MsgTypeTestSetup, 1, node)
if err != nil {
t.Fatalf("err: %v", err)
}
state.UpsertJobSummary(2, mock.JobSummary(alloc.JobID))
err = state.UpsertAllocs(structs.MsgTypeTestSetup, 3, []*structs.Allocation{alloc})
if err != nil {
t.Fatalf("err: %v", err)
}
// Re-evaluate
req := &structs.NodeEvaluateRequest{
NodeID: alloc.NodeID,
WriteRequest: structs.WriteRequest{Region: "global"},
}
// Fetch the response
var resp structs.NodeUpdateResponse
if err := msgpackrpc.CallWithCodec(codec, "Node.Evaluate", req, &resp); err != nil {
t.Fatalf("err: %v", err)
}
if resp.Index == 0 {
t.Fatalf("bad index: %d", resp.Index)
}
// Create some evaluations
ids := resp.EvalIDs
if len(ids) != 1 {
t.Fatalf("bad: %s", ids)
}
// Lookup the evaluation
ws := memdb.NewWatchSet()
eval, err := state.EvalByID(ws, ids[0])
if err != nil {
t.Fatalf("err: %v", err)
}
if eval == nil {
t.Fatalf("expected eval")
}
if eval.CreateIndex != resp.Index {
t.Fatalf("index mis-match")
}
if eval.Priority != alloc.Job.Priority {
t.Fatalf("bad: %#v", eval)
}
if eval.Type != alloc.Job.Type {
t.Fatalf("bad: %#v", eval)
}
if eval.TriggeredBy != structs.EvalTriggerNodeUpdate {
t.Fatalf("bad: %#v", eval)
}
if eval.JobID != alloc.JobID {
t.Fatalf("bad: %#v", eval)
}
if eval.NodeID != alloc.NodeID {
t.Fatalf("bad: %#v", eval)
}
if eval.NodeModifyIndex != 1 {
t.Fatalf("bad: %#v", eval)
}
if eval.Status != structs.EvalStatusPending {
t.Fatalf("bad: %#v", eval)
}
if eval.CreateTime == 0 {
t.Fatalf("CreateTime is unset: %#v", eval)
}
if eval.ModifyTime == 0 {
t.Fatalf("ModifyTime is unset: %#v", eval)
}
}
func TestClientEndpoint_Evaluate_ACL(t *testing.T) {
t.Parallel()
s1, root, cleanupS1 := TestACLServer(t, nil)
defer cleanupS1()
codec := rpcClient(t, s1)
testutil.WaitForLeader(t, s1.RPC)
assert := assert.New(t)
// Create the node with an alloc
alloc := mock.Alloc()
node := mock.Node()
node.ID = alloc.NodeID
state := s1.fsm.State()
assert.Nil(state.UpsertNode(structs.MsgTypeTestSetup, 1, node), "UpsertNode")
assert.Nil(state.UpsertJobSummary(2, mock.JobSummary(alloc.JobID)), "UpsertJobSummary")
assert.Nil(state.UpsertAllocs(structs.MsgTypeTestSetup, 3, []*structs.Allocation{alloc}), "UpsertAllocs")
// Create the policy and tokens
validToken := mock.CreatePolicyAndToken(t, state, 1001, "test-valid", mock.NodePolicy(acl.PolicyWrite))
invalidToken := mock.CreatePolicyAndToken(t, state, 1003, "test-invalid", mock.NodePolicy(acl.PolicyRead))
// Re-evaluate without a token and expect failure
req := &structs.NodeEvaluateRequest{
NodeID: alloc.NodeID,
WriteRequest: structs.WriteRequest{Region: "global"},
}
{
var resp structs.NodeUpdateResponse
err := msgpackrpc.CallWithCodec(codec, "Node.Evaluate", req, &resp)
assert.NotNil(err, "RPC")
assert.Equal(err.Error(), structs.ErrPermissionDenied.Error())
}
// Try with a valid token
req.AuthToken = validToken.SecretID
{
var resp structs.NodeUpdateResponse
assert.Nil(msgpackrpc.CallWithCodec(codec, "Node.Evaluate", req, &resp), "RPC")
}
// Try with a invalid token
req.AuthToken = invalidToken.SecretID
{
var resp structs.NodeUpdateResponse
err := msgpackrpc.CallWithCodec(codec, "Node.Evaluate", req, &resp)
assert.NotNil(err, "RPC")
assert.Equal(err.Error(), structs.ErrPermissionDenied.Error())
}
// Try with a root token
req.AuthToken = root.SecretID
{
var resp structs.NodeUpdateResponse
assert.Nil(msgpackrpc.CallWithCodec(codec, "Node.Evaluate", req, &resp), "RPC")
}
}
func TestClientEndpoint_ListNodes(t *testing.T) {
t.Parallel()
s1, cleanupS1 := TestServer(t, nil)
defer cleanupS1()
codec := rpcClient(t, s1)
testutil.WaitForLeader(t, s1.RPC)
// Create the register request
node := mock.Node()
node.HostVolumes = map[string]*structs.ClientHostVolumeConfig{
"foo": {
Name: "foo",
Path: "/",
ReadOnly: true,
},
}
reg := &structs.NodeRegisterRequest{
Node: node,
WriteRequest: structs.WriteRequest{Region: "global"},
}
// Fetch the response
var resp structs.GenericResponse
if err := msgpackrpc.CallWithCodec(codec, "Node.Register", reg, &resp); err != nil {
t.Fatalf("err: %v", err)
}
node.CreateIndex = resp.Index
node.ModifyIndex = resp.Index
// Lookup the node
get := &structs.NodeListRequest{
QueryOptions: structs.QueryOptions{Region: "global"},
}
var resp2 structs.NodeListResponse
if err := msgpackrpc.CallWithCodec(codec, "Node.List", get, &resp2); err != nil {
t.Fatalf("err: %v", err)
}
if resp2.Index != resp.Index {
t.Fatalf("Bad index: %d %d", resp2.Index, resp.Index)
}
require.Len(t, resp2.Nodes, 1)
require.Equal(t, node.ID, resp2.Nodes[0].ID)
// #7344 - Assert HostVolumes are included in stub
require.Equal(t, node.HostVolumes, resp2.Nodes[0].HostVolumes)
// #9055 - Assert Resources are *not* included by default
require.Nil(t, resp2.Nodes[0].NodeResources)
require.Nil(t, resp2.Nodes[0].ReservedResources)
// Lookup the node with prefix
get = &structs.NodeListRequest{
QueryOptions: structs.QueryOptions{Region: "global", Prefix: node.ID[:4]},
}
var resp3 structs.NodeListResponse
if err := msgpackrpc.CallWithCodec(codec, "Node.List", get, &resp3); err != nil {
t.Fatalf("err: %v", err)
}
if resp3.Index != resp.Index {
t.Fatalf("Bad index: %d %d", resp3.Index, resp2.Index)
}
if len(resp3.Nodes) != 1 {
t.Fatalf("bad: %#v", resp3.Nodes)
}
if resp3.Nodes[0].ID != node.ID {
t.Fatalf("bad: %#v", resp3.Nodes[0])
}
}
func TestClientEndpoint_ListNodes_Fields(t *testing.T) {
t.Parallel()
s1, cleanupS1 := TestServer(t, nil)
defer cleanupS1()
codec := rpcClient(t, s1)
testutil.WaitForLeader(t, s1.RPC)
// Create the register request
node := mock.Node()
reg := &structs.NodeRegisterRequest{
Node: node,
WriteRequest: structs.WriteRequest{Region: "global"},
}
// Fetch the response
var resp structs.GenericResponse
require.NoError(t, msgpackrpc.CallWithCodec(codec, "Node.Register", reg, &resp))
node.CreateIndex = resp.Index
node.ModifyIndex = resp.Index
// Lookup the node with fields
get := &structs.NodeListRequest{
QueryOptions: structs.QueryOptions{Region: "global"},
Fields: &structs.NodeStubFields{
Resources: true,
},
}
var resp2 structs.NodeListResponse
require.NoError(t, msgpackrpc.CallWithCodec(codec, "Node.List", get, &resp2))
require.Equal(t, resp.Index, resp2.Index)
require.Len(t, resp2.Nodes, 1)
require.Equal(t, node.ID, resp2.Nodes[0].ID)
require.NotNil(t, resp2.Nodes[0].NodeResources)
require.NotNil(t, resp2.Nodes[0].ReservedResources)
}
func TestClientEndpoint_ListNodes_ACL(t *testing.T) {
t.Parallel()
s1, root, cleanupS1 := TestACLServer(t, nil)
defer cleanupS1()
codec := rpcClient(t, s1)
testutil.WaitForLeader(t, s1.RPC)
assert := assert.New(t)
// Create the node
node := mock.Node()
state := s1.fsm.State()
assert.Nil(state.UpsertNode(structs.MsgTypeTestSetup, 1, node), "UpsertNode")
// Create the namespace policy and tokens
validToken := mock.CreatePolicyAndToken(t, state, 1001, "test-valid", mock.NodePolicy(acl.PolicyRead))
invalidToken := mock.CreatePolicyAndToken(t, state, 1003, "test-invalid", mock.NodePolicy(acl.PolicyDeny))
// Lookup the node without a token and expect failure
req := &structs.NodeListRequest{
QueryOptions: structs.QueryOptions{Region: "global"},
}
{
var resp structs.NodeListResponse
err := msgpackrpc.CallWithCodec(codec, "Node.List", req, &resp)
assert.NotNil(err, "RPC")
assert.Equal(err.Error(), structs.ErrPermissionDenied.Error())
}
// Try with a valid token
req.AuthToken = validToken.SecretID
{
var resp structs.NodeListResponse
assert.Nil(msgpackrpc.CallWithCodec(codec, "Node.List", req, &resp), "RPC")
assert.Equal(node.ID, resp.Nodes[0].ID)
}
// Try with a invalid token
req.AuthToken = invalidToken.SecretID
{
var resp structs.NodeListResponse
err := msgpackrpc.CallWithCodec(codec, "Node.List", req, &resp)
assert.NotNil(err, "RPC")
assert.Equal(err.Error(), structs.ErrPermissionDenied.Error())
}
// Try with a root token
req.AuthToken = root.SecretID
{
var resp structs.NodeListResponse
assert.Nil(msgpackrpc.CallWithCodec(codec, "Node.List", req, &resp), "RPC")
assert.Equal(node.ID, resp.Nodes[0].ID)
}
}
func TestClientEndpoint_ListNodes_Blocking(t *testing.T) {
t.Parallel()
s1, cleanupS1 := TestServer(t, nil)
defer cleanupS1()
state := s1.fsm.State()
codec := rpcClient(t, s1)
testutil.WaitForLeader(t, s1.RPC)
// Disable drainer to prevent drain from completing during test
s1.nodeDrainer.SetEnabled(false, nil)
// Create the node
node := mock.Node()
// Node upsert triggers watches
errCh := make(chan error, 1)
timer := time.AfterFunc(100*time.Millisecond, func() {
errCh <- state.UpsertNode(structs.MsgTypeTestSetup, 2, node)
})
defer timer.Stop()
req := &structs.NodeListRequest{
QueryOptions: structs.QueryOptions{
Region: "global",
MinQueryIndex: 1,
},
}
start := time.Now()
var resp structs.NodeListResponse
if err := msgpackrpc.CallWithCodec(codec, "Node.List", req, &resp); err != nil {
t.Fatalf("err: %v", err)
}
if err := <-errCh; err != nil {
t.Fatalf("error from timer: %v", err)
}
if elapsed := time.Since(start); elapsed < 100*time.Millisecond {
t.Fatalf("should block (returned in %s) %#v", elapsed, resp)
}
if resp.Index != 2 {
t.Fatalf("Bad index: %d %d", resp.Index, 2)
}
if len(resp.Nodes) != 1 || resp.Nodes[0].ID != node.ID {
t.Fatalf("bad: %#v", resp.Nodes)
}
// Node drain updates trigger watches.
time.AfterFunc(100*time.Millisecond, func() {
s := &structs.DrainStrategy{
DrainSpec: structs.DrainSpec{
Deadline: 10 * time.Second,
},
}
errCh <- state.UpdateNodeDrain(structs.MsgTypeTestSetup, 3, node.ID, s, false, 0, nil, nil, "")
})
req.MinQueryIndex = 2
var resp2 structs.NodeListResponse
start = time.Now()
if err := msgpackrpc.CallWithCodec(codec, "Node.List", req, &resp2); err != nil {
t.Fatalf("err: %v", err)
}
if err := <-errCh; err != nil {
t.Fatalf("error from timer: %v", err)
}
if elapsed := time.Since(start); elapsed < 100*time.Millisecond {
t.Fatalf("should block (returned in %s) %#v", elapsed, resp2)
}
if resp2.Index != 3 {
t.Fatalf("Bad index: %d %d", resp2.Index, 3)
}
if len(resp2.Nodes) != 1 || !resp2.Nodes[0].Drain {
t.Fatalf("bad: %#v", resp2.Nodes)
}
// Node status update triggers watches
time.AfterFunc(100*time.Millisecond, func() {
errCh <- state.UpdateNodeStatus(structs.MsgTypeTestSetup, 40, node.ID, structs.NodeStatusDown, 0, nil)
})
req.MinQueryIndex = 38
var resp3 structs.NodeListResponse
start = time.Now()
if err := msgpackrpc.CallWithCodec(codec, "Node.List", req, &resp3); err != nil {
t.Fatalf("err: %v", err)
}
if err := <-errCh; err != nil {
t.Fatalf("error from timer: %v", err)
}
if elapsed := time.Since(start); elapsed < 100*time.Millisecond {
t.Fatalf("should block (returned in %s) %#v", elapsed, resp3)
}
if resp3.Index != 40 {
t.Fatalf("Bad index: %d %d", resp3.Index, 40)
}
if len(resp3.Nodes) != 1 || resp3.Nodes[0].Status != structs.NodeStatusDown {
t.Fatalf("bad: %#v", resp3.Nodes)
}
// Node delete triggers watches.
time.AfterFunc(100*time.Millisecond, func() {
errCh <- state.DeleteNode(structs.MsgTypeTestSetup, 50, []string{node.ID})
})
req.MinQueryIndex = 45
var resp4 structs.NodeListResponse
start = time.Now()
if err := msgpackrpc.CallWithCodec(codec, "Node.List", req, &resp4); err != nil {
t.Fatalf("err: %v", err)
}
if err := <-errCh; err != nil {
t.Fatalf("error from timer: %v", err)
}
if elapsed := time.Since(start); elapsed < 100*time.Millisecond {
t.Fatalf("should block (returned in %s) %#v", elapsed, resp4)
}
if resp4.Index != 50 {
t.Fatalf("Bad index: %d %d", resp4.Index, 50)
}
if len(resp4.Nodes) != 0 {
t.Fatalf("bad: %#v", resp4.Nodes)
}
}
func TestClientEndpoint_DeriveVaultToken_Bad(t *testing.T) {
t.Parallel()
s1, cleanupS1 := TestServer(t, nil)
defer cleanupS1()
state := s1.fsm.State()
codec := rpcClient(t, s1)
testutil.WaitForLeader(t, s1.RPC)
// Create the node
node := mock.Node()
if err := state.UpsertNode(structs.MsgTypeTestSetup, 2, node); err != nil {
t.Fatalf("err: %v", err)
}
// Create an alloc
alloc := mock.Alloc()
task := alloc.Job.TaskGroups[0].Tasks[0]
tasks := []string{task.Name}
if err := state.UpsertAllocs(structs.MsgTypeTestSetup, 3, []*structs.Allocation{alloc}); err != nil {
t.Fatalf("err: %v", err)
}
req := &structs.DeriveVaultTokenRequest{
NodeID: node.ID,
SecretID: uuid.Generate(),
AllocID: alloc.ID,
Tasks: tasks,
QueryOptions: structs.QueryOptions{
Region: "global",
},
}
var resp structs.DeriveVaultTokenResponse
if err := msgpackrpc.CallWithCodec(codec, "Node.DeriveVaultToken", req, &resp); err != nil {
t.Fatalf("bad: %v", err)
}
if resp.Error == nil || !strings.Contains(resp.Error.Error(), "SecretID mismatch") {
t.Fatalf("Expected SecretID mismatch: %v", resp.Error)
}
// Put the correct SecretID
req.SecretID = node.SecretID
// Now we should get an error about the allocation not running on the node
if err := msgpackrpc.CallWithCodec(codec, "Node.DeriveVaultToken", req, &resp); err != nil {
t.Fatalf("bad: %v", err)
}
if resp.Error == nil || !strings.Contains(resp.Error.Error(), "not running on Node") {
t.Fatalf("Expected not running on node error: %v", resp.Error)
}
// Update to be running on the node
alloc.NodeID = node.ID
if err := state.UpsertAllocs(structs.MsgTypeTestSetup, 4, []*structs.Allocation{alloc}); err != nil {
t.Fatalf("err: %v", err)
}
// Now we should get an error about the job not needing any Vault secrets
if err := msgpackrpc.CallWithCodec(codec, "Node.DeriveVaultToken", req, &resp); err != nil {
t.Fatalf("bad: %v", err)
}
if resp.Error == nil || !strings.Contains(resp.Error.Error(), "does not require") {
t.Fatalf("Expected no policies error: %v", resp.Error)
}
// Update to be terminal
alloc.DesiredStatus = structs.AllocDesiredStatusStop
if err := state.UpsertAllocs(structs.MsgTypeTestSetup, 5, []*structs.Allocation{alloc}); err != nil {
t.Fatalf("err: %v", err)
}
// Now we should get an error about the job not needing any Vault secrets
if err := msgpackrpc.CallWithCodec(codec, "Node.DeriveVaultToken", req, &resp); err != nil {
t.Fatalf("bad: %v", err)
}
if resp.Error == nil || !strings.Contains(resp.Error.Error(), "terminal") {
t.Fatalf("Expected terminal allocation error: %v", resp.Error)
}
}
func TestClientEndpoint_DeriveVaultToken(t *testing.T) {
t.Parallel()
s1, cleanupS1 := TestServer(t, nil)
defer cleanupS1()
state := s1.fsm.State()
codec := rpcClient(t, s1)
testutil.WaitForLeader(t, s1.RPC)
// Enable vault and allow authenticated
tr := true
s1.config.VaultConfig.Enabled = &tr
s1.config.VaultConfig.AllowUnauthenticated = &tr
// Replace the Vault Client on the server
tvc := &TestVaultClient{}
s1.vault = tvc
// Create the node
node := mock.Node()
if err := state.UpsertNode(structs.MsgTypeTestSetup, 2, node); err != nil {
t.Fatalf("err: %v", err)
}
// Create an alloc an allocation that has vault policies required
alloc := mock.Alloc()
alloc.NodeID = node.ID
task := alloc.Job.TaskGroups[0].Tasks[0]
tasks := []string{task.Name}
task.Vault = &structs.Vault{Policies: []string{"a", "b"}}
if err := state.UpsertAllocs(structs.MsgTypeTestSetup, 3, []*structs.Allocation{alloc}); err != nil {
t.Fatalf("err: %v", err)
}
// Return a secret for the task
token := uuid.Generate()
accessor := uuid.Generate()
ttl := 10
secret := &vapi.Secret{
WrapInfo: &vapi.SecretWrapInfo{
Token: token,
WrappedAccessor: accessor,
TTL: ttl,
},
}
tvc.SetCreateTokenSecret(alloc.ID, task.Name, secret)
req := &structs.DeriveVaultTokenRequest{
NodeID: node.ID,
SecretID: node.SecretID,
AllocID: alloc.ID,
Tasks: tasks,
QueryOptions: structs.QueryOptions{
Region: "global",
},
}
var resp structs.DeriveVaultTokenResponse
if err := msgpackrpc.CallWithCodec(codec, "Node.DeriveVaultToken", req, &resp); err != nil {
t.Fatalf("bad: %v", err)
}
if resp.Error != nil {
t.Fatalf("bad: %v", resp.Error)
}
// Check the state store and ensure that we created a VaultAccessor
ws := memdb.NewWatchSet()
va, err := state.VaultAccessor(ws, accessor)
if err != nil {
t.Fatalf("bad: %v", err)
}
if va == nil {
t.Fatalf("bad: %v", va)
}
if va.CreateIndex == 0 {
t.Fatalf("bad: %v", va)
}
va.CreateIndex = 0
expected := &structs.VaultAccessor{
AllocID: alloc.ID,
Task: task.Name,
NodeID: alloc.NodeID,
Accessor: accessor,
CreationTTL: ttl,
}
if !reflect.DeepEqual(expected, va) {
t.Fatalf("Got %#v; want %#v", va, expected)
}
}
func TestClientEndpoint_DeriveVaultToken_VaultError(t *testing.T) {
t.Parallel()
s1, cleanupS1 := TestServer(t, nil)
defer cleanupS1()
state := s1.fsm.State()
codec := rpcClient(t, s1)
testutil.WaitForLeader(t, s1.RPC)
// Enable vault and allow authenticated
tr := true
s1.config.VaultConfig.Enabled = &tr
s1.config.VaultConfig.AllowUnauthenticated = &tr
// Replace the Vault Client on the server
tvc := &TestVaultClient{}
s1.vault = tvc
// Create the node
node := mock.Node()
if err := state.UpsertNode(structs.MsgTypeTestSetup, 2, node); err != nil {
t.Fatalf("err: %v", err)
}
// Create an alloc an allocation that has vault policies required
alloc := mock.Alloc()
alloc.NodeID = node.ID
task := alloc.Job.TaskGroups[0].Tasks[0]
tasks := []string{task.Name}
task.Vault = &structs.Vault{Policies: []string{"a", "b"}}
if err := state.UpsertAllocs(structs.MsgTypeTestSetup, 3, []*structs.Allocation{alloc}); err != nil {
t.Fatalf("err: %v", err)
}
// Return an error when creating the token
tvc.SetCreateTokenError(alloc.ID, task.Name,
structs.NewRecoverableError(fmt.Errorf("recover"), true))
req := &structs.DeriveVaultTokenRequest{
NodeID: node.ID,
SecretID: node.SecretID,
AllocID: alloc.ID,
Tasks: tasks,
QueryOptions: structs.QueryOptions{
Region: "global",
},
}
var resp structs.DeriveVaultTokenResponse
err := msgpackrpc.CallWithCodec(codec, "Node.DeriveVaultToken", req, &resp)
if err != nil {
t.Fatalf("bad: %v", err)
}
if resp.Error == nil || !resp.Error.IsRecoverable() {
t.Fatalf("bad: %+v", resp.Error)
}
}
func TestClientEndpoint_taskUsesConnect(t *testing.T) {
t.Parallel()
try := func(t *testing.T, task *structs.Task, exp bool) {
result := taskUsesConnect(task)
require.Equal(t, exp, result)
}
t.Run("task uses connect", func(t *testing.T) {
try(t, &structs.Task{
// see nomad.newConnectSidecarTask for how this works
Name: "connect-proxy-myservice",
Kind: "connect-proxy:myservice",
}, true)
})
t.Run("task does not use connect", func(t *testing.T) {
try(t, &structs.Task{
Name: "mytask",
Kind: "incorrect:mytask",
}, false)
})
t.Run("task does not exist", func(t *testing.T) {
try(t, nil, false)
})
}
func TestClientEndpoint_tasksNotUsingConnect(t *testing.T) {
t.Parallel()
taskGroup := &structs.TaskGroup{
Name: "testgroup",
Tasks: []*structs.Task{{
Name: "connect-proxy-service1",
Kind: structs.NewTaskKind(structs.ConnectProxyPrefix, "service1"),
}, {
Name: "incorrect-task3",
Kind: "incorrect:task3",
}, {
Name: "connect-proxy-service4",
Kind: structs.NewTaskKind(structs.ConnectProxyPrefix, "service4"),
}, {
Name: "incorrect-task5",
Kind: "incorrect:task5",
}, {
Name: "task6",
Kind: structs.NewTaskKind(structs.ConnectNativePrefix, "service6"),
}},
}
requestingTasks := []string{
"connect-proxy-service1", // yes
"task2", // does not exist
"task3", // no
"connect-proxy-service4", // yes
"task5", // no
"task6", // yes, native
}
notConnect, usingConnect := connectTasks(taskGroup, requestingTasks)
notConnectExp := []string{"task2", "task3", "task5"}
usingConnectExp := []connectTask{
{TaskName: "connect-proxy-service1", TaskKind: "connect-proxy:service1"},
{TaskName: "connect-proxy-service4", TaskKind: "connect-proxy:service4"},
{TaskName: "task6", TaskKind: "connect-native:service6"},
}
require.Equal(t, notConnectExp, notConnect)
require.Equal(t, usingConnectExp, usingConnect)
}
func mutateConnectJob(t *testing.T, job *structs.Job) {
var jch jobConnectHook
_, warnings, err := jch.Mutate(job)
require.Empty(t, warnings)
require.NoError(t, err)
}
func TestClientEndpoint_DeriveSIToken(t *testing.T) {
t.Parallel()
r := require.New(t)
s1, cleanupS1 := TestServer(t, nil) // already sets consul mocks
defer cleanupS1()
state := s1.fsm.State()
codec := rpcClient(t, s1)
testutil.WaitForLeader(t, s1.RPC)
// Set allow unauthenticated (no operator token required)
s1.config.ConsulConfig.AllowUnauthenticated = helper.BoolToPtr(true)
// Create the node
node := mock.Node()
err := state.UpsertNode(structs.MsgTypeTestSetup, 2, node)
r.NoError(err)
// Create an alloc with a typical connect service (sidecar) defined
alloc := mock.ConnectAlloc()
alloc.NodeID = node.ID
mutateConnectJob(t, alloc.Job) // appends sidecar task
sidecarTask := alloc.Job.TaskGroups[0].Tasks[1]
err = state.UpsertAllocs(structs.MsgTypeTestSetup, 3, []*structs.Allocation{alloc})
r.NoError(err)
request := &structs.DeriveSITokenRequest{
NodeID: node.ID,
SecretID: node.SecretID,
AllocID: alloc.ID,
Tasks: []string{sidecarTask.Name},
QueryOptions: structs.QueryOptions{Region: "global"},
}
var response structs.DeriveSITokenResponse
err = msgpackrpc.CallWithCodec(codec, "Node.DeriveSIToken", request, &response)
r.NoError(err)
r.Nil(response.Error)
// Check the state store and ensure we created a Consul SI Token Accessor
ws := memdb.NewWatchSet()
accessors, err := state.SITokenAccessorsByNode(ws, node.ID)
r.NoError(err)
r.Equal(1, len(accessors)) // only asked for one
r.Equal("connect-proxy-testconnect", accessors[0].TaskName) // set by the mock
r.Equal(node.ID, accessors[0].NodeID) // should match
r.Equal(alloc.ID, accessors[0].AllocID) // should match
r.True(helper.IsUUID(accessors[0].AccessorID)) // should be set
r.Greater(accessors[0].CreateIndex, uint64(3)) // more than 3rd
}
func TestClientEndpoint_DeriveSIToken_ConsulError(t *testing.T) {
t.Parallel()
r := require.New(t)
s1, cleanupS1 := TestServer(t, nil)
defer cleanupS1()
state := s1.fsm.State()
codec := rpcClient(t, s1)
testutil.WaitForLeader(t, s1.RPC)
// Set allow unauthenticated (no operator token required)
s1.config.ConsulConfig.AllowUnauthenticated = helper.BoolToPtr(true)
// Create the node
node := mock.Node()
err := state.UpsertNode(structs.MsgTypeTestSetup, 2, node)
r.NoError(err)
// Create an alloc with a typical connect service (sidecar) defined
alloc := mock.ConnectAlloc()
alloc.NodeID = node.ID
mutateConnectJob(t, alloc.Job) // appends sidecar task
sidecarTask := alloc.Job.TaskGroups[0].Tasks[1]
// rejigger the server to use a broken mock consul
mockACLsAPI := consul.NewMockACLsAPI(s1.logger)
mockACLsAPI.SetError(structs.NewRecoverableError(errors.New("consul recoverable error"), true))
m := NewConsulACLsAPI(mockACLsAPI, s1.logger, nil)
s1.consulACLs = m
err = state.UpsertAllocs(structs.MsgTypeTestSetup, 3, []*structs.Allocation{alloc})
r.NoError(err)
request := &structs.DeriveSITokenRequest{
NodeID: node.ID,
SecretID: node.SecretID,
AllocID: alloc.ID,
Tasks: []string{sidecarTask.Name},
QueryOptions: structs.QueryOptions{Region: "global"},
}
var response structs.DeriveSITokenResponse
err = msgpackrpc.CallWithCodec(codec, "Node.DeriveSIToken", request, &response)
r.NoError(err)
r.NotNil(response.Error) // error should be set
r.True(response.Error.IsRecoverable()) // and is recoverable
}
func TestClientEndpoint_EmitEvents(t *testing.T) {
t.Parallel()
require := require.New(t)
s1, cleanupS1 := TestServer(t, nil)
defer cleanupS1()
state := s1.fsm.State()
codec := rpcClient(t, s1)
testutil.WaitForLeader(t, s1.RPC)
// create a node that we can register our event to
node := mock.Node()
err := state.UpsertNode(structs.MsgTypeTestSetup, 2, node)
require.Nil(err)
nodeEvent := &structs.NodeEvent{
Message: "Registration failed",
Subsystem: "Server",
Timestamp: time.Now(),
}
nodeEvents := map[string][]*structs.NodeEvent{node.ID: {nodeEvent}}
req := structs.EmitNodeEventsRequest{
NodeEvents: nodeEvents,
WriteRequest: structs.WriteRequest{Region: "global"},
}
var resp structs.GenericResponse
err = msgpackrpc.CallWithCodec(codec, "Node.EmitEvents", &req, &resp)
require.Nil(err)
require.NotEqual(uint64(0), resp.Index)
// Check for the node in the FSM
ws := memdb.NewWatchSet()
out, err := state.NodeByID(ws, node.ID)
require.Nil(err)
require.False(len(out.Events) < 2)
}
func TestClientEndpoint_ShouldCreateNodeEval(t *testing.T) {
t.Run("spurious changes don't require eval", func(t *testing.T) {
n1 := mock.Node()
n2 := n1.Copy()
n2.SecretID = uuid.Generate()
n2.Links["vault"] = "links don't get interpolated"
n2.ModifyIndex++
require.False(t, shouldCreateNodeEval(n1, n2))
})
positiveCases := []struct {
name string
updateFn func(n *structs.Node)
}{
{
"data center changes",
func(n *structs.Node) { n.Datacenter += "u" },
},
{
"attribute change",
func(n *structs.Node) { n.Attributes["test.attribute"] = "something" },
},
{
"meta change",
func(n *structs.Node) { n.Meta["test.meta"] = "something" },
},
{
"drivers health changed",
func(n *structs.Node) { n.Drivers["exec"].Detected = false },
},
{
"new drivers",
func(n *structs.Node) {
n.Drivers["newdriver"] = &structs.DriverInfo{
Detected: true,
Healthy: true,
}
},
},
}
for _, c := range positiveCases {
t.Run(c.name, func(t *testing.T) {
n1 := mock.Node()
n2 := n1.Copy()
c.updateFn(n2)
require.Truef(t, shouldCreateNodeEval(n1, n2), "node changed but without node eval: %v", pretty.Diff(n1, n2))
})
}
}
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