open-nomad/command/alloc_checks_test.go

149 lines
3.8 KiB
Go

// Copyright (c) HashiCorp, Inc.
// SPDX-License-Identifier: MPL-2.0
package command
import (
"encoding/json"
"testing"
"github.com/hashicorp/nomad/api"
"github.com/hashicorp/nomad/ci"
"github.com/hashicorp/nomad/nomad/mock"
"github.com/hashicorp/nomad/nomad/structs"
"github.com/mitchellh/cli"
"github.com/posener/complete"
"github.com/shoenig/test/must"
)
func TestAllocChecksCommand_Implements(t *testing.T) {
ci.Parallel(t)
var _ cli.Command = (*AllocChecksCommand)(nil)
}
func TestAllocChecksCommand_Fails(t *testing.T) {
ci.Parallel(t)
srv, _, url := testServer(t, false, nil)
defer srv.Shutdown()
ui := cli.NewMockUi()
cmd := &AllocChecksCommand{Meta: Meta{Ui: ui}}
// fails on misuse t.Run("fails on misuse", func(t *testing.T) {
code := cmd.Run([]string{"some", "bad", "args"})
must.One(t, code)
out := ui.ErrorWriter.String()
must.StrContains(t, out, commandErrorText(cmd))
ui.ErrorWriter.Reset()
// fails on connection failure
code = cmd.Run([]string{"-address=nope", "foobar"})
must.One(t, code)
out = ui.ErrorWriter.String()
must.StrContains(t, out, "Error querying allocation")
ui.ErrorWriter.Reset()
// fails on missing allocation
code = cmd.Run([]string{"-address=" + url, "26470238-5CF2-438F-8772-DC67CFB0705C"})
must.One(t, code)
out = ui.ErrorWriter.String()
must.StrContains(t, out, "No allocation(s) with prefix or id")
ui.ErrorWriter.Reset()
// fails on prefix with too few characters
code = cmd.Run([]string{"-address=" + url, "2"})
must.One(t, code)
out = ui.ErrorWriter.String()
must.StrContains(t, out, "must contain at least two characters.")
ui.ErrorWriter.Reset()
}
func TestAllocChecksCommand_AutocompleteArgs(t *testing.T) {
ci.Parallel(t)
srv, _, url := testServer(t, true, nil)
defer srv.Shutdown()
ui := cli.NewMockUi()
cmd := &AllocChecksCommand{Meta: Meta{Ui: ui, flagAddress: url}}
// Create a fake alloc
state := srv.Agent.Server().State()
a := mock.Alloc()
must.NoError(t, state.UpsertAllocs(structs.MsgTypeTestSetup, 1000, []*structs.Allocation{a}))
prefix := a.ID[:5]
args := complete.Args{Last: prefix}
predictor := cmd.AutocompleteArgs()
res := predictor.Predict(args)
must.Len(t, 1, res)
must.Eq(t, a.ID, res[0])
}
func TestAllocChecksCommand_Run(t *testing.T) {
ci.Parallel(t)
srv, client, url := testServer(t, true, nil)
defer srv.Shutdown()
// wait for nodes
waitForNodes(t, client)
jobID := "job1_checks"
job1 := testNomadServiceJob(jobID)
resp, _, err := client.Jobs().Register(job1, nil)
must.NoError(t, err)
// wait for registration success
ui := cli.NewMockUi()
code := waitForSuccess(ui, client, fullId, t, resp.EvalID)
must.Zero(t, code)
// Get an alloc id
allocID := getAllocFromJob(t, client, jobID)
// do not wait for alloc running - it will stay pending because the
// health-check will never pass
// Run command
cmd := &AllocChecksCommand{Meta: Meta{Ui: ui, flagAddress: url}}
code = cmd.Run([]string{"-address=" + url, allocID})
must.Zero(t, code)
// check output
out := ui.OutputWriter.String()
must.StrContains(t, out, `Name = check1`)
must.StrContains(t, out, `Group = job1_checks.group1[0]`)
must.StrContains(t, out, `Task = (group)`)
must.StrContains(t, out, `Service = service1`)
must.StrContains(t, out, `Mode = healthiness`)
ui.OutputWriter.Reset()
// List json
cmd = &AllocChecksCommand{Meta: Meta{Ui: ui, flagAddress: url}}
must.Zero(t, cmd.Run([]string{"-address=" + url, "-json", allocID}))
outJson := api.AllocCheckStatuses{}
err = json.Unmarshal(ui.OutputWriter.Bytes(), &outJson)
must.NoError(t, err)
ui.OutputWriter.Reset()
// Go template to format the output
code = cmd.Run([]string{"-address=" + url, "-t", "{{range .}}{{ .Status }}{{end}}", allocID})
must.Zero(t, code)
out = ui.OutputWriter.String()
must.StrContains(t, out, "failure")
ui.OutputWriter.Reset()
ui.ErrorWriter.Reset()
}