lib/dispatchcloud/container/queue_test.go

   1 // Copyright (C) The Arvados Authors. All rights reserved.
   2 //
   3 // SPDX-License-Identifier: AGPL-3.0
   4
   5 package container
   6
   7 import (
   8         "errors"
   9         "os"
  10         "sync"
  11         "testing"
  12         "time"
  13
  14         "git.curoverse.com/arvados.git/sdk/go/arvados"
  15         "git.curoverse.com/arvados.git/sdk/go/arvadostest"
  16         "github.com/sirupsen/logrus"
  17         check "gopkg.in/check.v1"
  18 )
  19
  20 // Gocheck boilerplate
  21 func Test(t *testing.T) {
  22         check.TestingT(t)
  23 }
  24
  25 var _ = check.Suite(&IntegrationSuite{})
  26
  27 func logger() logrus.FieldLogger {
  28         logger := logrus.StandardLogger()
  29         if os.Getenv("ARVADOS_DEBUG") != "" {
  30                 logger.SetLevel(logrus.DebugLevel)
  31         }
  32         return logger
  33 }
  34
  35 type IntegrationSuite struct{}
  36
  37 func (suite *IntegrationSuite) TearDownTest(c *check.C) {
  38         err := arvados.NewClientFromEnv().RequestAndDecode(nil, "POST", "database/reset", nil, nil)
  39         c.Check(err, check.IsNil)
  40 }
  41
  42 func (suite *IntegrationSuite) TestGetLockUnlockCancel(c *check.C) {
  43         typeChooser := func(ctr *arvados.Container) (arvados.InstanceType, error) {
  44                 return arvados.InstanceType{Name: "testType"}, nil
  45         }
  46
  47         client := arvados.NewClientFromEnv()
  48         cq := NewQueue(logger(), nil, typeChooser, client)
  49
  50         err := cq.Update()
  51         c.Check(err, check.IsNil)
  52
  53         ents, threshold := cq.Entries()
  54         c.Check(len(ents), check.Not(check.Equals), 0)
  55         c.Check(time.Since(threshold) < time.Minute, check.Equals, true)
  56         c.Check(time.Since(threshold) > 0, check.Equals, true)
  57
  58         _, ok := ents[arvadostest.QueuedContainerUUID]
  59         c.Check(ok, check.Equals, true)
  60
  61         var wg sync.WaitGroup
  62         for uuid, ent := range ents {
  63                 c.Check(ent.Container.UUID, check.Equals, uuid)
  64                 c.Check(ent.InstanceType.Name, check.Equals, "testType")
  65                 c.Check(ent.Container.State, check.Equals, arvados.ContainerStateQueued)
  66                 c.Check(ent.Container.Priority > 0, check.Equals, true)
  67
  68                 ctr, ok := cq.Get(uuid)
  69                 c.Check(ok, check.Equals, true)
  70                 c.Check(ctr.UUID, check.Equals, uuid)
  71
  72                 wg.Add(1)
  73                 go func() {
  74                         defer wg.Done()
  75                         err := cq.Unlock(uuid)
  76                         c.Check(err, check.NotNil)
  77                         err = cq.Lock(uuid)
  78                         c.Check(err, check.IsNil)
  79                         ctr, ok := cq.Get(uuid)
  80                         c.Check(ok, check.Equals, true)
  81                         c.Check(ctr.State, check.Equals, arvados.ContainerStateLocked)
  82                         err = cq.Lock(uuid)
  83                         c.Check(err, check.NotNil)
  84                         err = cq.Unlock(uuid)
  85                         c.Check(err, check.IsNil)
  86                         ctr, ok = cq.Get(uuid)
  87                         c.Check(ok, check.Equals, true)
  88                         c.Check(ctr.State, check.Equals, arvados.ContainerStateQueued)
  89                         err = cq.Unlock(uuid)
  90                         c.Check(err, check.NotNil)
  91                 }()
  92         }
  93         wg.Wait()
  94
  95         err = cq.Cancel(arvadostest.CompletedContainerUUID)
  96         c.Check(err, check.ErrorMatches, `.*State cannot change from Complete to Cancelled.*`)
  97 }
  98
  99 func (suite *IntegrationSuite) TestCancelIfNoInstanceType(c *check.C) {
 100         errorTypeChooser := func(ctr *arvados.Container) (arvados.InstanceType, error) {
 101                 return arvados.InstanceType{}, errors.New("no suitable instance type")
 102         }
 103
 104         client := arvados.NewClientFromEnv()
 105         cq := NewQueue(logger(), nil, errorTypeChooser, client)
 106
 107         var ctr arvados.Container
 108         err := client.RequestAndDecode(&ctr, "GET", "arvados/v1/containers/"+arvadostest.QueuedContainerUUID, nil, nil)
 109         c.Check(err, check.IsNil)
 110         c.Check(ctr.State, check.Equals, arvados.ContainerStateQueued)
 111
 112         cq.Update()
 113
 114         // Wait for the cancel operation to take effect. Container
 115         // will have state=Cancelled or just disappear from the queue.
 116         suite.waitfor(c, time.Second, func() bool {
 117                 err := client.RequestAndDecode(&ctr, "GET", "arvados/v1/containers/"+arvadostest.QueuedContainerUUID, nil, nil)
 118                 return err == nil && ctr.State == arvados.ContainerStateCancelled
 119         })
 120         c.Check(ctr.RuntimeStatus["error"], check.Equals, `no suitable instance type`)
 121 }
 122
 123 func (suite *IntegrationSuite) waitfor(c *check.C, timeout time.Duration, fn func() bool) {
 124         defer func() {
 125                 c.Check(fn(), check.Equals, true)
 126         }()
 127         deadline := time.Now().Add(timeout)
 128         for !fn() && time.Now().Before(deadline) {
 129                 time.Sleep(timeout / 1000)
 130         }
 131 }