services/keep-balance/integration_test.go

   1 // Copyright (C) The Arvados Authors. All rights reserved.
   2 //
   3 // SPDX-License-Identifier: AGPL-3.0
   4
   5 package main
   6
   7 import (
   8         "bytes"
   9         "os"
  10         "strings"
  11         "testing"
  12         "time"
  13
  14         "git.curoverse.com/arvados.git/sdk/go/arvados"
  15         "git.curoverse.com/arvados.git/sdk/go/arvadosclient"
  16         "git.curoverse.com/arvados.git/sdk/go/arvadostest"
  17         "git.curoverse.com/arvados.git/sdk/go/keepclient"
  18         "github.com/sirupsen/logrus"
  19         check "gopkg.in/check.v1"
  20 )
  21
  22 var _ = check.Suite(&integrationSuite{})
  23
  24 type integrationSuite struct {
  25         config     Config
  26         keepClient *keepclient.KeepClient
  27 }
  28
  29 func (s *integrationSuite) SetUpSuite(c *check.C) {
  30         if testing.Short() {
  31                 c.Skip("-short")
  32         }
  33         arvadostest.ResetEnv()
  34         arvadostest.StartAPI()
  35         arvadostest.StartKeep(4, true)
  36
  37         arv, err := arvadosclient.MakeArvadosClient()
  38         arv.ApiToken = arvadostest.DataManagerToken
  39         c.Assert(err, check.IsNil)
  40
  41         s.keepClient, err = keepclient.MakeKeepClient(arv)
  42         c.Assert(err, check.IsNil)
  43         s.putReplicas(c, "foo", 4)
  44         s.putReplicas(c, "bar", 1)
  45 }
  46
  47 func (s *integrationSuite) putReplicas(c *check.C, data string, replicas int) {
  48         s.keepClient.Want_replicas = replicas
  49         _, _, err := s.keepClient.PutB([]byte(data))
  50         c.Assert(err, check.IsNil)
  51 }
  52
  53 func (s *integrationSuite) TearDownSuite(c *check.C) {
  54         if testing.Short() {
  55                 c.Skip("-short")
  56         }
  57         arvadostest.StopKeep(4)
  58         arvadostest.StopAPI()
  59 }
  60
  61 func (s *integrationSuite) SetUpTest(c *check.C) {
  62         s.config = Config{
  63                 Client: arvados.Client{
  64                         APIHost:   os.Getenv("ARVADOS_API_HOST"),
  65                         AuthToken: arvadostest.DataManagerToken,
  66                         Insecure:  true,
  67                 },
  68                 KeepServiceTypes: []string{"disk"},
  69                 RunPeriod:        arvados.Duration(time.Second),
  70         }
  71 }
  72
  73 func (s *integrationSuite) TestBalanceAPIFixtures(c *check.C) {
  74         var logBuf bytes.Buffer
  75         for iter := 0; iter < 20; iter++ {
  76                 logBuf.Reset()
  77                 logger := logrus.New()
  78                 logger.Out = &logBuf
  79                 opts := RunOptions{
  80                         CommitPulls: true,
  81                         CommitTrash: true,
  82                         Logger:      logger,
  83                 }
  84
  85                 bal := &Balancer{
  86                         Logger:  logger,
  87                         Metrics: newMetrics(),
  88                 }
  89                 nextOpts, err := bal.Run(s.config, opts)
  90                 c.Check(err, check.IsNil)
  91                 c.Check(nextOpts.SafeRendezvousState, check.Not(check.Equals), "")
  92                 c.Check(nextOpts.CommitPulls, check.Equals, true)
  93                 if iter == 0 {
  94                         c.Check(logBuf.String(), check.Matches, `(?ms).*ChangeSet{Pulls:1.*`)
  95                         c.Check(logBuf.String(), check.Not(check.Matches), `(?ms).*ChangeSet{.*Trashes:[^0]}*`)
  96                 } else if strings.Contains(logBuf.String(), "ChangeSet{Pulls:0") {
  97                         break
  98                 }
  99                 time.Sleep(200 * time.Millisecond)
 100         }
 101         c.Check(logBuf.String(), check.Not(check.Matches), `(?ms).*0 replicas (0 blocks, 0 bytes) underreplicated.*`)
 102 }