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/lib/config"
  15         "git.curoverse.com/arvados.git/sdk/go/arvados"
  16         "git.curoverse.com/arvados.git/sdk/go/arvadosclient"
  17         "git.curoverse.com/arvados.git/sdk/go/arvadostest"
  18         "git.curoverse.com/arvados.git/sdk/go/keepclient"
  19         "github.com/sirupsen/logrus"
  20         check "gopkg.in/check.v1"
  21 )
  22
  23 var _ = check.Suite(&integrationSuite{})
  24
  25 type integrationSuite struct {
  26         config     *arvados.Cluster
  27         client     *arvados.Client
  28         keepClient *keepclient.KeepClient
  29 }
  30
  31 func (s *integrationSuite) SetUpSuite(c *check.C) {
  32         if testing.Short() {
  33                 c.Skip("-short")
  34         }
  35         arvadostest.ResetEnv()
  36         arvadostest.StartAPI()
  37         arvadostest.StartKeep(4, true)
  38
  39         arv, err := arvadosclient.MakeArvadosClient()
  40         arv.ApiToken = arvadostest.DataManagerToken
  41         c.Assert(err, check.IsNil)
  42
  43         s.keepClient, err = keepclient.MakeKeepClient(arv)
  44         c.Assert(err, check.IsNil)
  45         s.putReplicas(c, "foo", 4)
  46         s.putReplicas(c, "bar", 1)
  47 }
  48
  49 func (s *integrationSuite) putReplicas(c *check.C, data string, replicas int) {
  50         s.keepClient.Want_replicas = replicas
  51         _, _, err := s.keepClient.PutB([]byte(data))
  52         c.Assert(err, check.IsNil)
  53 }
  54
  55 func (s *integrationSuite) TearDownSuite(c *check.C) {
  56         if testing.Short() {
  57                 c.Skip("-short")
  58         }
  59         arvadostest.StopKeep(4)
  60         arvadostest.StopAPI()
  61 }
  62
  63 func (s *integrationSuite) SetUpTest(c *check.C) {
  64         cfg, err := config.NewLoader(nil, nil).Load()
  65         c.Assert(err, check.Equals, nil)
  66         s.config, err = cfg.GetCluster("")
  67         c.Assert(err, check.Equals, nil)
  68         s.config.Collections.BalancePeriod = arvados.Duration(time.Second)
  69
  70         s.client = &arvados.Client{
  71                 APIHost:   os.Getenv("ARVADOS_API_HOST"),
  72                 AuthToken: arvadostest.DataManagerToken,
  73                 Insecure:  true,
  74         }
  75 }
  76
  77 func (s *integrationSuite) TestBalanceAPIFixtures(c *check.C) {
  78         var logBuf bytes.Buffer
  79         for iter := 0; iter < 20; iter++ {
  80                 logBuf.Reset()
  81                 logger := logrus.New()
  82                 logger.Out = &logBuf
  83                 opts := RunOptions{
  84                         CommitPulls: true,
  85                         CommitTrash: true,
  86                         Logger:      logger,
  87                 }
  88
  89                 bal := &Balancer{
  90                         Logger:  logger,
  91                         Metrics: newMetrics(),
  92                 }
  93                 nextOpts, err := bal.Run(s.client, s.config, opts)
  94                 c.Check(err, check.IsNil)
  95                 c.Check(nextOpts.SafeRendezvousState, check.Not(check.Equals), "")
  96                 c.Check(nextOpts.CommitPulls, check.Equals, true)
  97                 if iter == 0 {
  98                         c.Check(logBuf.String(), check.Matches, `(?ms).*ChangeSet{Pulls:1.*`)
  99                         c.Check(logBuf.String(), check.Not(check.Matches), `(?ms).*ChangeSet{.*Trashes:[^0]}*`)
 100                 } else if strings.Contains(logBuf.String(), "ChangeSet{Pulls:0") {
 101                         break
 102                 }
 103                 time.Sleep(200 * time.Millisecond)
 104         }
 105         c.Check(logBuf.String(), check.Not(check.Matches), `(?ms).*0 replicas (0 blocks, 0 bytes) underreplicated.*`)
 106 }