open-nomad/command/agent/node_endpoint_test.go

576 lines
15 KiB
Go

// Copyright (c) HashiCorp, Inc.
// SPDX-License-Identifier: MPL-2.0
package agent
import (
"net/http"
"net/http/httptest"
"testing"
"time"
"github.com/hashicorp/nomad/api"
"github.com/hashicorp/nomad/ci"
"github.com/hashicorp/nomad/nomad/mock"
"github.com/hashicorp/nomad/nomad/structs"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestHTTP_NodesList(t *testing.T) {
ci.Parallel(t)
httpTest(t, nil, func(s *TestAgent) {
for i := 0; i < 3; i++ {
// Create the node
node := mock.Node()
args := structs.NodeRegisterRequest{
Node: node,
WriteRequest: structs.WriteRequest{Region: "global"},
}
var resp structs.NodeUpdateResponse
if err := s.Agent.RPC("Node.Register", &args, &resp); err != nil {
t.Fatalf("err: %v", err)
}
}
// Make the HTTP request
req, err := http.NewRequest(http.MethodGet, "/v1/nodes", nil)
if err != nil {
t.Fatalf("err: %v", err)
}
respW := httptest.NewRecorder()
// Make the request
obj, err := s.Server.NodesRequest(respW, req)
if err != nil {
t.Fatalf("err: %v", err)
}
// Check for the index
if respW.Header().Get("X-Nomad-Index") == "" {
t.Fatalf("missing index")
}
if respW.Header().Get("X-Nomad-KnownLeader") != "true" {
t.Fatalf("missing known leader")
}
if respW.Header().Get("X-Nomad-LastContact") == "" {
t.Fatalf("missing last contact")
}
// Check the nodes
n := obj.([]*structs.NodeListStub)
if len(n) < 3 { // Maybe 4 including client
t.Fatalf("bad: %#v", n)
}
})
}
func TestHTTP_NodesPrefixList(t *testing.T) {
ci.Parallel(t)
httpTest(t, nil, func(s *TestAgent) {
ids := []string{
"12345678-abcd-efab-cdef-123456789abc",
"12345678-aaaa-efab-cdef-123456789abc",
"1234aaaa-abcd-efab-cdef-123456789abc",
"1234bbbb-abcd-efab-cdef-123456789abc",
"1234cccc-abcd-efab-cdef-123456789abc",
"1234dddd-abcd-efab-cdef-123456789abc",
}
for i := 0; i < 5; i++ {
// Create the node
node := mock.Node()
node.ID = ids[i]
args := structs.NodeRegisterRequest{
Node: node,
WriteRequest: structs.WriteRequest{Region: "global"},
}
var resp structs.NodeUpdateResponse
if err := s.Agent.RPC("Node.Register", &args, &resp); err != nil {
t.Fatalf("err: %v", err)
}
}
// Make the HTTP request
req, err := http.NewRequest(http.MethodGet, "/v1/nodes?prefix=12345678", nil)
if err != nil {
t.Fatalf("err: %v", err)
}
respW := httptest.NewRecorder()
// Make the request
obj, err := s.Server.NodesRequest(respW, req)
if err != nil {
t.Fatalf("err: %v", err)
}
// Check for the index
if respW.Header().Get("X-Nomad-Index") == "" {
t.Fatalf("missing index")
}
if respW.Header().Get("X-Nomad-KnownLeader") != "true" {
t.Fatalf("missing known leader")
}
if respW.Header().Get("X-Nomad-LastContact") == "" {
t.Fatalf("missing last contact")
}
// Check the nodes
n := obj.([]*structs.NodeListStub)
if len(n) != 2 {
t.Fatalf("bad: %#v", n)
}
})
}
func TestHTTP_NodesOSList(t *testing.T) {
ci.Parallel(t)
httpTest(t, nil, func(s *TestAgent) {
ids := []string{
"12345670-abcd-efab-cdef-123456789abc",
"12345671-aaaa-efab-cdef-123456789abc",
}
oss := []string{
"ubuntu",
"centos",
}
for i := 0; i < 2; i++ {
// Create the node
node := mock.Node()
node.ID = ids[i]
node.Attributes["os.name"] = oss[i]
args := structs.NodeRegisterRequest{
Node: node,
WriteRequest: structs.WriteRequest{Region: "global"},
}
var resp structs.NodeUpdateResponse
if err := s.Agent.RPC("Node.Register", &args, &resp); err != nil {
t.Fatalf("err: %v", err)
}
}
// Make the HTTP request
req, err := http.NewRequest(http.MethodGet, "/v1/nodes?prefix=123456&os=true", nil)
if err != nil {
t.Fatalf("err: %v", err)
}
respW := httptest.NewRecorder()
// Make the request
obj, err := s.Server.NodesRequest(respW, req)
if err != nil {
t.Fatalf("err: %v", err)
}
// Check for the index
if respW.Header().Get("X-Nomad-Index") == "" {
t.Fatalf("missing index")
}
if respW.Header().Get("X-Nomad-KnownLeader") != "true" {
t.Fatalf("missing known leader")
}
if respW.Header().Get("X-Nomad-LastContact") == "" {
t.Fatalf("missing last contact")
}
// Check the nodes attributes
nodes := obj.([]*structs.NodeListStub)
if len(nodes) != 2 {
t.Fatalf("bad: %#v", nodes)
}
for index, node := range nodes {
if node.Attributes["os.name"] != oss[index] {
t.Fatalf("Expected: %s, Got: %s", oss[index], node.Attributes["os.name"])
}
}
})
}
func TestHTTP_NodeForceEval(t *testing.T) {
ci.Parallel(t)
httpTest(t, nil, func(s *TestAgent) {
// Create the node
node := mock.Node()
args := structs.NodeRegisterRequest{
Node: node,
WriteRequest: structs.WriteRequest{Region: "global"},
}
var resp structs.NodeUpdateResponse
if err := s.Agent.RPC("Node.Register", &args, &resp); err != nil {
t.Fatalf("err: %v", err)
}
// Directly manipulate the state
state := s.Agent.server.State()
alloc1 := mock.Alloc()
alloc1.NodeID = node.ID
if err := state.UpsertJobSummary(999, mock.JobSummary(alloc1.JobID)); err != nil {
t.Fatal(err)
}
err := state.UpsertAllocs(structs.MsgTypeTestSetup, 1000, []*structs.Allocation{alloc1})
if err != nil {
t.Fatalf("err: %v", err)
}
// Make the HTTP request
req, err := http.NewRequest(http.MethodPost, "/v1/node/"+node.ID+"/evaluate", nil)
if err != nil {
t.Fatalf("err: %v", err)
}
respW := httptest.NewRecorder()
// Make the request
obj, err := s.Server.NodeSpecificRequest(respW, req)
if err != nil {
t.Fatalf("err: %v", err)
}
// Check for the index
if respW.Header().Get("X-Nomad-Index") == "" {
t.Fatalf("missing index")
}
// Check the response
upd := obj.(structs.NodeUpdateResponse)
if len(upd.EvalIDs) == 0 {
t.Fatalf("bad: %v", upd)
}
})
}
func TestHTTP_NodeAllocations(t *testing.T) {
ci.Parallel(t)
httpTest(t, nil, func(s *TestAgent) {
// Create the job
node := mock.Node()
args := structs.NodeRegisterRequest{
Node: node,
WriteRequest: structs.WriteRequest{Region: "global"},
}
var resp structs.NodeUpdateResponse
if err := s.Agent.RPC("Node.Register", &args, &resp); err != nil {
t.Fatalf("err: %v", err)
}
// Directly manipulate the state
state := s.Agent.server.State()
alloc1 := mock.Alloc()
alloc1.NodeID = node.ID
if err := state.UpsertJobSummary(999, mock.JobSummary(alloc1.JobID)); err != nil {
t.Fatal(err)
}
// Create a test event for the allocation
testEvent := structs.NewTaskEvent(structs.TaskStarted)
var events []*structs.TaskEvent
events = append(events, testEvent)
taskState := &structs.TaskState{Events: events}
alloc1.TaskStates = make(map[string]*structs.TaskState)
alloc1.TaskStates["test"] = taskState
err := state.UpsertAllocs(structs.MsgTypeTestSetup, 1000, []*structs.Allocation{alloc1})
if err != nil {
t.Fatalf("err: %v", err)
}
// Make the HTTP request
req, err := http.NewRequest(http.MethodGet, "/v1/node/"+node.ID+"/allocations", nil)
if err != nil {
t.Fatalf("err: %v", err)
}
respW := httptest.NewRecorder()
// Make the request
obj, err := s.Server.NodeSpecificRequest(respW, req)
if err != nil {
t.Fatalf("err: %v", err)
}
// Check for the index
if respW.Header().Get("X-Nomad-Index") == "" {
t.Fatalf("missing index")
}
if respW.Header().Get("X-Nomad-KnownLeader") != "true" {
t.Fatalf("missing known leader")
}
if respW.Header().Get("X-Nomad-LastContact") == "" {
t.Fatalf("missing last contact")
}
// Check the node
allocs := obj.([]*structs.Allocation)
if len(allocs) != 1 || allocs[0].ID != alloc1.ID {
t.Fatalf("bad: %#v", allocs)
}
expectedDisplayMsg := "Task started by client"
displayMsg := allocs[0].TaskStates["test"].Events[0].DisplayMessage
assert.Equal(t, expectedDisplayMsg, displayMsg)
})
}
func TestHTTP_NodeDrain(t *testing.T) {
ci.Parallel(t)
require := require.New(t)
httpTest(t, nil, func(s *TestAgent) {
// Create the node
node := mock.Node()
args := structs.NodeRegisterRequest{
Node: node,
WriteRequest: structs.WriteRequest{Region: "global"},
}
var resp structs.NodeUpdateResponse
require.Nil(s.Agent.RPC("Node.Register", &args, &resp))
drainReq := api.NodeUpdateDrainRequest{
NodeID: node.ID,
DrainSpec: &api.DrainSpec{
Deadline: 10 * time.Second,
},
Meta: map[string]string{
"reason": "drain",
},
}
beforeDrain := time.Unix(time.Now().Unix(), 0)
// Make the HTTP request
buf := encodeReq(drainReq)
req, err := http.NewRequest(http.MethodPost, "/v1/node/"+node.ID+"/drain", buf)
require.Nil(err)
respW := httptest.NewRecorder()
// Make the request
obj, err := s.Server.NodeSpecificRequest(respW, req)
require.Nil(err)
// Check for the index
require.NotEmpty(respW.Header().Get("X-Nomad-Index"))
// Check the response
dresp, ok := obj.(structs.NodeDrainUpdateResponse)
require.True(ok)
t.Logf("response index=%v node_update_index=0x%x", respW.Header().Get("X-Nomad-Index"),
dresp.NodeModifyIndex)
// Check that the node has been updated
state := s.Agent.server.State()
out, err := state.NodeByID(nil, node.ID)
require.Nil(err)
// the node must either be in drain mode or ineligible
// once the node is recognize as not having any running allocs
if out.DrainStrategy != nil {
require.Equal(10*time.Second, out.DrainStrategy.Deadline)
} else {
require.Equal(structs.NodeSchedulingIneligible, out.SchedulingEligibility)
}
require.NotNil(out.LastDrain)
require.Equal(map[string]string{
"reason": "drain",
}, out.LastDrain.Meta)
// Make the HTTP request to unset drain
drainReq.DrainSpec = nil
drainReq.Meta = map[string]string{
"cancel_reason": "changed my mind",
}
buf = encodeReq(drainReq)
req, err = http.NewRequest(http.MethodPost, "/v1/node/"+node.ID+"/drain", buf)
require.Nil(err)
respW = httptest.NewRecorder()
// Make the request
_, err = s.Server.NodeSpecificRequest(respW, req)
require.Nil(err)
out, err = state.NodeByID(nil, node.ID)
require.Nil(err)
require.Nil(out.DrainStrategy)
require.NotNil(out.LastDrain)
require.False(out.LastDrain.StartedAt.Before(beforeDrain))
require.False(out.LastDrain.UpdatedAt.Before(out.LastDrain.StartedAt))
require.Contains([]structs.DrainStatus{structs.DrainStatusCanceled, structs.DrainStatusComplete}, out.LastDrain.Status)
if out.LastDrain.Status == structs.DrainStatusComplete {
require.Equal(map[string]string{
"reason": "drain",
}, out.LastDrain.Meta)
} else if out.LastDrain.Status == structs.DrainStatusCanceled {
require.Equal(map[string]string{
"cancel_reason": "changed my mind",
}, out.LastDrain.Meta)
}
})
}
func TestHTTP_NodeEligible(t *testing.T) {
ci.Parallel(t)
require := require.New(t)
httpTest(t, nil, func(s *TestAgent) {
// Create the node
node := mock.Node()
args := structs.NodeRegisterRequest{
Node: node,
WriteRequest: structs.WriteRequest{Region: "global"},
}
var resp structs.NodeUpdateResponse
require.Nil(s.Agent.RPC("Node.Register", &args, &resp))
eligibilityReq := api.NodeUpdateEligibilityRequest{
Eligibility: structs.NodeSchedulingIneligible,
}
// Make the HTTP request
buf := encodeReq(eligibilityReq)
req, err := http.NewRequest(http.MethodPost, "/v1/node/"+node.ID+"/eligibility", buf)
require.Nil(err)
respW := httptest.NewRecorder()
// Make the request
obj, err := s.Server.NodeSpecificRequest(respW, req)
require.Nil(err)
// Check for the index
require.NotZero(respW.Header().Get("X-Nomad-Index"))
// Check the response
_, ok := obj.(structs.NodeEligibilityUpdateResponse)
require.True(ok)
// Check that the node has been updated
state := s.Agent.server.State()
out, err := state.NodeByID(nil, node.ID)
require.Nil(err)
require.Equal(structs.NodeSchedulingIneligible, out.SchedulingEligibility)
// Make the HTTP request to set something invalid
eligibilityReq.Eligibility = "foo"
buf = encodeReq(eligibilityReq)
req, err = http.NewRequest(http.MethodPost, "/v1/node/"+node.ID+"/eligibility", buf)
require.Nil(err)
respW = httptest.NewRecorder()
// Make the request
_, err = s.Server.NodeSpecificRequest(respW, req)
require.NotNil(err)
require.Contains(err.Error(), "invalid")
})
}
func TestHTTP_NodePurge(t *testing.T) {
ci.Parallel(t)
httpTest(t, nil, func(s *TestAgent) {
// Create the node
node := mock.Node()
args := structs.NodeRegisterRequest{
Node: node,
WriteRequest: structs.WriteRequest{Region: "global"},
}
var resp structs.NodeUpdateResponse
if err := s.Agent.RPC("Node.Register", &args, &resp); err != nil {
t.Fatalf("err: %v", err)
}
// Add some allocations to the node
state := s.Agent.server.State()
alloc1 := mock.Alloc()
alloc1.NodeID = node.ID
if err := state.UpsertJobSummary(999, mock.JobSummary(alloc1.JobID)); err != nil {
t.Fatal(err)
}
err := state.UpsertAllocs(structs.MsgTypeTestSetup, 1000, []*structs.Allocation{alloc1})
if err != nil {
t.Fatalf("err: %v", err)
}
// Make the HTTP request to purge it
req, err := http.NewRequest(http.MethodPost, "/v1/node/"+node.ID+"/purge", nil)
if err != nil {
t.Fatalf("err: %v", err)
}
respW := httptest.NewRecorder()
// Make the request
obj, err := s.Server.NodeSpecificRequest(respW, req)
if err != nil {
t.Fatalf("err: %v", err)
}
// Check for the index
if respW.Header().Get("X-Nomad-Index") == "" {
t.Fatalf("missing index")
}
// Check the response
upd := obj.(structs.NodeUpdateResponse)
if len(upd.EvalIDs) == 0 {
t.Fatalf("bad: %v", upd)
}
// Ensure that the node is not present anymore
args1 := structs.NodeSpecificRequest{
NodeID: node.ID,
QueryOptions: structs.QueryOptions{Region: "global"},
}
var resp1 structs.SingleNodeResponse
if err := s.Agent.RPC("Node.GetNode", &args1, &resp1); err != nil {
t.Fatalf("err: %v", err)
}
if resp1.Node != nil {
t.Fatalf("node still exists after purging: %#v", resp1.Node)
}
})
}
func TestHTTP_NodeQuery(t *testing.T) {
ci.Parallel(t)
httpTest(t, nil, func(s *TestAgent) {
// Create the job
node := mock.Node()
args := structs.NodeRegisterRequest{
Node: node,
WriteRequest: structs.WriteRequest{Region: "global"},
}
var resp structs.NodeUpdateResponse
if err := s.Agent.RPC("Node.Register", &args, &resp); err != nil {
t.Fatalf("err: %v", err)
}
// Make the HTTP request
req, err := http.NewRequest(http.MethodGet, "/v1/node/"+node.ID, nil)
if err != nil {
t.Fatalf("err: %v", err)
}
respW := httptest.NewRecorder()
// Make the request
obj, err := s.Server.NodeSpecificRequest(respW, req)
if err != nil {
t.Fatalf("err: %v", err)
}
// Check for the index
if respW.Header().Get("X-Nomad-Index") == "" {
t.Fatalf("missing index")
}
if respW.Header().Get("X-Nomad-KnownLeader") != "true" {
t.Fatalf("missing known leader")
}
if respW.Header().Get("X-Nomad-LastContact") == "" {
t.Fatalf("missing last contact")
}
// Check the node
n := obj.(*structs.Node)
if n.ID != node.ID {
t.Fatalf("bad: %#v", n)
}
if len(n.Events) < 1 {
t.Fatalf("Expected node registration event to be populated: %#v", n)
}
if n.Events[0].Message != "Node registered" {
t.Fatalf("Expected node registration event to be first node event: %#v", n)
}
})
}