lib/cloud/ec2/ec2_test.go

   1 // Copyright (C) The Arvados Authors. All rights reserved.
   2 //
   3 // SPDX-License-Identifier: AGPL-3.0
   4 //
   5 //
   6 // How to manually run individual tests against the real cloud:
   7 //
   8 // $ go test -v git.curoverse.com/arvados.git/lib/cloud/ec2 -live-ec2-cfg ec2config.yml -check.f=TestCreate
   9 //
  10 // Tests should be run individually and in the order they are listed in the file:
  11 //
  12 // Example azconfig.yml:
  13 //
  14 // ImageIDForTestSuite: ami-xxxxxxxxxxxxxxxxx
  15 // DriverParameters:
  16 //       AccessKeyID: XXXXXXXXXXXXXX
  17 //       SecretAccessKey: xxxxxxxxxxxxxxxxxxxx
  18 //       Region: us-east-1
  19 //       SecurityGroupId: sg-xxxxxxxx
  20 //       SubnetId: subnet-xxxxxxxx
  21 //       AdminUsername: crunch
  22
  23 package ec2
  24
  25 import (
  26         "encoding/json"
  27         "flag"
  28         "log"
  29         "testing"
  30
  31         "git.curoverse.com/arvados.git/lib/cloud"
  32         "git.curoverse.com/arvados.git/sdk/go/arvados"
  33         "git.curoverse.com/arvados.git/sdk/go/config"
  34         "github.com/sirupsen/logrus"
  35         "golang.org/x/crypto/ssh"
  36         check "gopkg.in/check.v1"
  37 )
  38
  39 var live = flag.String("live-ec2-cfg", "", "Test with real EC2 API, provide config file")
  40
  41 // Gocheck boilerplate
  42 func Test(t *testing.T) {
  43         check.TestingT(t)
  44 }
  45
  46 type EC2InstanceSetSuite struct{}
  47
  48 var _ = check.Suite(&EC2InstanceSetSuite{})
  49
  50 type testConfig struct {
  51         ImageIDForTestSuite string
  52         DriverParameters    json.RawMessage
  53 }
  54
  55 func GetInstanceSet() (cloud.InstanceSet, cloud.ImageID, arvados.Cluster, error) {
  56         cluster := arvados.Cluster{
  57                 InstanceTypes: arvados.InstanceTypeMap(map[string]arvados.InstanceType{
  58                         "tiny": arvados.InstanceType{
  59                                 Name:         "tiny",
  60                                 ProviderType: "m1.small",
  61                                 VCPUs:        1,
  62                                 RAM:          4000000000,
  63                                 Scratch:      10000000000,
  64                                 Price:        .02,
  65                                 Preemptible:  false,
  66                         },
  67                 })}
  68         if *live != "" {
  69                 var exampleCfg testConfig
  70                 err := config.LoadFile(&exampleCfg, *live)
  71                 if err != nil {
  72                         return nil, cloud.ImageID(""), cluster, err
  73                 }
  74
  75                 ap, err := newEC2InstanceSet(exampleCfg.DriverParameters, "test123", logrus.StandardLogger())
  76                 return ap, cloud.ImageID(exampleCfg.ImageIDForTestSuite), cluster, err
  77         }
  78         ap := ec2InstanceSet{
  79                 ec2config:    ec2InstanceSetConfig{},
  80                 dispatcherID: "test123",
  81                 logger:       logrus.StandardLogger(),
  82         }
  83         return &ap, cloud.ImageID("blob"), cluster, nil
  84 }
  85
  86 var testKey = []byte(`ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDLQS1ExT2+WjA0d/hntEAyAtgeN1W2ik2QX8c2zO6HjlPHWXL92r07W0WMuDib40Pcevpi1BXeBWXA9ZB5KKMJB+ukaAu22KklnQuUmNvk6ZXnPKSkGxuCYvPQb08WhHf3p1VxiKfP3iauedBDM4x9/bkJohlBBQiFXzNUcQ+a6rKiMzmJN2gbL8ncyUzc+XQ5q4JndTwTGtOlzDiGOc9O4z5Dd76wtAVJneOuuNpwfFRVHThpJM6VThpCZOnl8APaceWXKeuwOuCae3COZMz++xQfxOfZ9Z8aIwo+TlQhsRaNfZ4Vjrop6ej8dtfZtgUFKfbXEOYaHrGrWGotFDTD example@example`)
  87
  88 func (*EC2InstanceSetSuite) TestCreate(c *check.C) {
  89         ap, img, cluster, err := GetInstanceSet()
  90         if err != nil {
  91                 c.Fatal("Error making provider", err)
  92         }
  93
  94         pk, _, _, _, err := ssh.ParseAuthorizedKey(testKey)
  95         c.Assert(err, check.IsNil)
  96
  97         inst, err := ap.Create(cluster.InstanceTypes["tiny"],
  98                 img, map[string]string{
  99                         "TestTagName": "test tag value",
 100                 }, "umask 0600; echo -n test-file-data >/var/run/test-file", pk)
 101
 102         c.Assert(err, check.IsNil)
 103
 104         tags := inst.Tags()
 105         c.Check(tags["TestTagName"], check.Equals, "test tag value")
 106         c.Logf("inst.String()=%v Address()=%v Tags()=%v", inst.String(), inst.Address(), tags)
 107
 108 }
 109
 110 func (*EC2InstanceSetSuite) TestListInstances(c *check.C) {
 111         ap, _, _, err := GetInstanceSet()
 112         if err != nil {
 113                 c.Fatal("Error making provider", err)
 114         }
 115
 116         l, err := ap.Instances(nil)
 117
 118         c.Assert(err, check.IsNil)
 119
 120         for _, i := range l {
 121                 tg := i.Tags()
 122                 log.Printf("%v %v %v", i.String(), i.Address(), tg)
 123         }
 124 }
 125
 126 func (*EC2InstanceSetSuite) TestDestroyInstances(c *check.C) {
 127         ap, _, _, err := GetInstanceSet()
 128         if err != nil {
 129                 c.Fatal("Error making provider", err)
 130         }
 131
 132         l, err := ap.Instances(nil)
 133         c.Assert(err, check.IsNil)
 134
 135         for _, i := range l {
 136                 c.Check(i.Destroy(), check.IsNil)
 137         }
 138 }