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         "log"
  10         "os"
  11         "strings"
  12         "testing"
  13         "time"
  14
  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
  20         check "gopkg.in/check.v1"
  21 )
  22
  23 var _ = check.Suite(&integrationSuite{})
  24
  25 type integrationSuite struct {
  26         config     Config
  27         keepClient *keepclient.KeepClient
  28 }
  29
  30 func (s *integrationSuite) SetUpSuite(c *check.C) {
  31         if testing.Short() {
  32                 c.Skip("-short")
  33         }
  34         arvadostest.ResetEnv()
  35         arvadostest.StartAPI()
  36         arvadostest.StartKeep(4, true)
  37
  38         arv, err := arvadosclient.MakeArvadosClient()
  39         arv.ApiToken = arvadostest.DataManagerToken
  40         c.Assert(err, check.IsNil)
  41
  42         s.keepClient, err = keepclient.MakeKeepClient(arv)
  43         c.Assert(err, check.IsNil)
  44         s.putReplicas(c, "foo", 4)
  45         s.putReplicas(c, "bar", 1)
  46 }
  47
  48 func (s *integrationSuite) putReplicas(c *check.C, data string, replicas int) {
  49         s.keepClient.Want_replicas = replicas
  50         _, _, err := s.keepClient.PutB([]byte(data))
  51         c.Assert(err, check.IsNil)
  52 }
  53
  54 func (s *integrationSuite) TearDownSuite(c *check.C) {
  55         if testing.Short() {
  56                 c.Skip("-short")
  57         }
  58         arvadostest.StopKeep(4)
  59         arvadostest.StopAPI()
  60 }
  61
  62 func (s *integrationSuite) SetUpTest(c *check.C) {
  63         s.config = Config{
  64                 Client: arvados.Client{
  65                         APIHost:   os.Getenv("ARVADOS_API_HOST"),
  66                         AuthToken: arvadostest.DataManagerToken,
  67                         Insecure:  true,
  68                 },
  69                 KeepServiceTypes: []string{"disk"},
  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 := &bytes.Buffer{}
  77                 opts := RunOptions{
  78                         CommitPulls: true,
  79                         CommitTrash: true,
  80                         Logger:      log.New(logBuf, "", log.LstdFlags),
  81                 }
  82                 nextOpts, err := (&Balancer{}).Run(s.config, opts)
  83                 c.Check(err, check.IsNil)
  84                 c.Check(nextOpts.SafeRendezvousState, check.Not(check.Equals), "")
  85                 c.Check(nextOpts.CommitPulls, check.Equals, true)
  86                 if iter == 0 {
  87                         c.Check(logBuf.String(), check.Matches, `(?ms).*ChangeSet{Pulls:1.*`)
  88                         c.Check(logBuf.String(), check.Not(check.Matches), `(?ms).*ChangeSet{.*Trashes:[^0]}*`)
  89                 } else if strings.Contains(logBuf.String(), "ChangeSet{Pulls:0") {
  90                         break
  91                 }
  92                 time.Sleep(200 * time.Millisecond)
  93         }
  94         c.Check(logBuf.String(), check.Not(check.Matches), `(?ms).*0 replicas (0 blocks, 0 bytes) underreplicated.*`)
  95 }