open-nomad/api/evaluations_test.go

217 lines
5.3 KiB
Go

// Copyright (c) HashiCorp, Inc.
// SPDX-License-Identifier: MPL-2.0
package api
import (
"fmt"
"sort"
"testing"
"github.com/hashicorp/nomad/api/internal/testutil"
"github.com/shoenig/test/must"
"github.com/shoenig/test/wait"
)
func TestEvaluations_List(t *testing.T) {
testutil.Parallel(t)
c, s := makeClient(t, nil, nil)
defer s.Stop()
e := c.Evaluations()
// Listing when nothing exists returns empty
result, qm, err := e.List(nil)
must.NoError(t, err)
must.Eq(t, 0, qm.LastIndex)
must.SliceEmpty(t, result)
// Register a job. This will create an evaluation.
jobs := c.Jobs()
job := testJob()
resp, wm, err := jobs.Register(job, nil)
must.NoError(t, err)
assertWriteMeta(t, wm)
// Check the evaluations again
result, qm, err = e.List(nil)
must.NoError(t, err)
assertQueryMeta(t, qm)
// if the eval fails fast there can be more than 1
// but they are in order of most recent first, so look at the last one
must.Positive(t, len(result))
idx := len(result) - 1
must.Eq(t, resp.EvalID, result[idx].ID)
// wait until the 2nd eval shows up before we try paging
var results []*Evaluation
f := func() error {
results, _, err = e.List(nil)
if err != nil {
return fmt.Errorf("failed to list evaluations: %w", err)
}
if len(results) < 2 {
return fmt.Errorf("fewer than 2 results, got: %d", len(results))
}
return nil
}
must.Wait(t, wait.InitialSuccess(wait.ErrorFunc(f)))
// query first page
result, qm, err = e.List(&QueryOptions{
PerPage: int32(1),
})
must.NoError(t, err)
must.Len(t, 1, result)
// query second page
result, qm, err = e.List(&QueryOptions{
PerPage: int32(1),
NextToken: qm.NextToken,
})
must.NoError(t, err)
must.Len(t, 1, result)
// Query evaluations using a filter.
results, _, err = e.List(&QueryOptions{
Filter: `TriggeredBy == "job-register"`,
})
must.Len(t, 1, result)
}
func TestEvaluations_PrefixList(t *testing.T) {
testutil.Parallel(t)
c, s := makeClient(t, nil, nil)
defer s.Stop()
e := c.Evaluations()
// Listing when nothing exists returns empty
result, qm, err := e.PrefixList("abcdef")
must.NoError(t, err)
must.Eq(t, 0, qm.LastIndex)
must.SliceEmpty(t, result)
// Register a job. This will create an evaluation.
jobs := c.Jobs()
job := testJob()
resp, wm, err := jobs.Register(job, nil)
must.NoError(t, err)
assertWriteMeta(t, wm)
// Check the evaluations again
result, qm, err = e.PrefixList(resp.EvalID[:4])
must.NoError(t, err)
assertQueryMeta(t, qm)
// Check if we have the right list
must.Len(t, 1, result)
must.Eq(t, resp.EvalID, result[0].ID)
}
func TestEvaluations_Info(t *testing.T) {
testutil.Parallel(t)
c, s := makeClient(t, nil, nil)
defer s.Stop()
e := c.Evaluations()
// Querying a nonexistent evaluation returns error
_, _, err := e.Info("8E231CF4-CA48-43FF-B694-5801E69E22FA", nil)
must.Error(t, err)
// Register a job. Creates a new evaluation.
jobs := c.Jobs()
job := testJob()
resp, wm, err := jobs.Register(job, nil)
must.NoError(t, err)
assertWriteMeta(t, wm)
// Try looking up by the new eval ID
result, qm, err := e.Info(resp.EvalID, nil)
must.NoError(t, err)
assertQueryMeta(t, qm)
// Check that we got the right result
must.NotNil(t, result)
must.Eq(t, resp.EvalID, result.ID)
// Register the job again to get a related eval
resp, wm, err = jobs.Register(job, nil)
evals, _, err := e.List(nil)
must.NoError(t, err)
// Find an eval that should have related evals
for _, eval := range evals {
if eval.NextEval != "" || eval.PreviousEval != "" || eval.BlockedEval != "" {
result, qm, err = e.Info(eval.ID, &QueryOptions{
Params: map[string]string{
"related": "true",
},
})
must.NoError(t, err)
assertQueryMeta(t, qm)
must.NotNil(t, result.RelatedEvals)
}
}
}
func TestEvaluations_Delete(t *testing.T) {
testutil.Parallel(t)
testClient, testServer := makeClient(t, nil, nil)
defer testServer.Stop()
// Attempting to delete an evaluation when the eval broker is not paused
// should return an error.
wm, err := testClient.Evaluations().Delete([]string{"8E231CF4-CA48-43FF-B694-5801E69E22FA"}, nil)
must.Nil(t, wm)
must.ErrorContains(t, err, "eval broker is enabled")
// Pause the eval broker, and try to delete an evaluation that does not
// exist.
schedulerConfig, _, err := testClient.Operator().SchedulerGetConfiguration(nil)
must.NoError(t, err)
must.NotNil(t, schedulerConfig)
schedulerConfig.SchedulerConfig.PauseEvalBroker = true
schedulerConfigUpdated, _, err := testClient.Operator().SchedulerCASConfiguration(schedulerConfig.SchedulerConfig, nil)
must.NoError(t, err)
must.True(t, schedulerConfigUpdated.Updated)
wm, err = testClient.Evaluations().Delete([]string{"8E231CF4-CA48-43FF-B694-5801E69E22FA"}, nil)
must.ErrorContains(t, err, "eval not found")
}
func TestEvaluations_Allocations(t *testing.T) {
testutil.Parallel(t)
c, s := makeClient(t, nil, nil)
defer s.Stop()
e := c.Evaluations()
// Returns empty if no allocations
allocs, qm, err := e.Allocations("8E231CF4-CA48-43FF-B694-5801E69E22FA", nil)
must.NoError(t, err)
must.Eq(t, 0, qm.LastIndex)
must.SliceEmpty(t, allocs)
}
func TestEvaluations_Sort(t *testing.T) {
testutil.Parallel(t)
evals := []*Evaluation{
{CreateIndex: 2},
{CreateIndex: 1},
{CreateIndex: 5},
}
sort.Sort(EvalIndexSort(evals))
expect := []*Evaluation{
{CreateIndex: 5},
{CreateIndex: 2},
{CreateIndex: 1},
}
must.Eq(t, expect, evals)
}