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env.go
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env.go
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package integration_tests
import (
"bufio"
"encoding/json"
"fmt"
"github.com/stretchr/testify/assert"
"io/ioutil"
"os"
"path/filepath"
"strings"
"sync"
"testing"
"time"
)
const (
KubeconfigVar = "KUBECONFIG"
OperatorImageVar = "OPERATOR_IMAGE"
HalyardImageVar = "HALYARD_IMAGE"
BucketVar = "S3_BUCKET"
BucketRegionVar = "AWS_DEFAULT_REGION"
BucketAccessKeyIdVar = "AWS_ACCESS_KEY_ID"
BucketSecretAccessKeyVar = "AWS_SECRET_ACCESS_KEY"
BucketSessionTokenVar = "AWS_SESSION_TOKEN"
MaxChecksWaitingForAccountsAvailable = 20 // 20 * 2s = 40 seconds
)
type Defaults struct {
HalyardImageDefault string
BucketDefault string
BucketRegionDefault string
BucketAccessKeyIdDefault string
BucketSecretAccessKeyIdDefault string
OperatorKustomizeBase string
CRDManifests string
OperatorImageDefault string
}
var envLock sync.Mutex
var baseEnv = TestEnv{}
var opClusterLock sync.Mutex
var opCluster = Operator{}
// TestEnv holds information about the kubernetes cluster used for tests
type TestEnv struct {
Operator Operator
SpinDeckUrl string
SpinGateUrl string
Vars Vars
}
// Operator holds information about the operator installation
type Operator struct {
KustomizationPath string
Namespace string
PodName string
}
type Account struct {
Name string `json:"name,omitempty"`
Type string `json:"type,omitempty"`
Types []string `json:"types,omitempty"`
}
// Vars are variables used in kustomize templates
type Vars struct {
Kubeconfig string
OperatorImage string
HalyardImage string
S3Bucket string
S3BucketRegion string
S3AccessKeyId string
S3SecretAccessKey string
S3SessionToken string
SpinNamespace string
}
// CommonSetup creates a new environment context, initializing common settings for all tests
func CommonSetup(d Defaults, t *testing.T) *TestEnv {
envLock.Lock()
defer envLock.Unlock()
if baseEnv.Vars.Kubeconfig != "" {
t.Logf("Environment already initialized")
} else {
baseEnv = TestEnv{
Vars: resolveEnvVars(d, t),
}
SubstituteOverlayVars(d.OperatorKustomizeBase, baseEnv.Vars, t)
if t.Failed() {
return nil
}
baseEnv.InstallCrds(d, t)
SubstituteOverlayVars("testdata/spinnaker/base", baseEnv.Vars, t)
}
return &TestEnv{
Vars: baseEnv.Vars,
}
}
func resolveEnvVars(d Defaults, t *testing.T) Vars {
k := os.Getenv(KubeconfigVar)
if k == "" {
t.Logf("%s env var not set, using default", KubeconfigVar)
home, err := os.UserHomeDir()
if !assert.Nil(t, err, "error getting user home") {
return Vars{}
}
k = fmt.Sprintf("%s/.kube/config", home)
}
t.Logf("Using kubeconfig %s", k)
op := os.Getenv(OperatorImageVar)
if op == "" {
t.Logf("%s env var not set, using default", OperatorImageVar)
op = d.OperatorImageDefault
}
t.Logf("Using operator image %s", op)
h := os.Getenv(HalyardImageVar)
if h == "" {
t.Logf("%s env var not set, using default", HalyardImageVar)
h = d.HalyardImageDefault
}
t.Logf("Using halyard image %s", h)
b := os.Getenv(BucketVar)
if b == "" {
t.Logf("%s env var not set, using default", BucketVar)
b = d.BucketDefault
}
t.Logf("Using bucket %s", b)
r := os.Getenv(BucketRegionVar)
if r == "" {
t.Logf("%s env var not set, using default", d.BucketRegionDefault)
r = d.BucketRegionDefault
}
t.Logf("Using bucekt region %s", r)
a := os.Getenv(BucketAccessKeyIdVar)
if a == "" {
t.Fatalf("%s env var not set", BucketAccessKeyIdVar)
}
s := os.Getenv(BucketSecretAccessKeyVar)
if s == "" {
t.Fatalf("%s env var not set", BucketSecretAccessKeyVar)
}
return Vars{
Kubeconfig: k,
OperatorImage: op,
HalyardImage: h,
S3Bucket: b,
S3BucketRegion: r,
S3AccessKeyId: a,
S3SecretAccessKey: s,
S3SessionToken: strings.TrimSpace(os.Getenv(BucketSessionTokenVar)),
}
}
func (e *TestEnv) KubectlPrefix() string {
return fmt.Sprintf("kubectl --kubeconfig=%s", e.Vars.Kubeconfig)
}
func (e *TestEnv) Cleanup(t *testing.T) {
e.DeleteOperator(t)
}
func InstallCrdsAndOperator(spinNs string, isClusterMode bool, d Defaults, t *testing.T) (e *TestEnv) {
e = CommonSetup(d, t)
if t.Failed() {
return
}
e.Vars.SpinNamespace = spinNs
if isClusterMode {
opClusterLock.Lock()
defer opClusterLock.Unlock()
if opCluster.KustomizationPath != "" {
t.Logf("Operator in cluster mode already installed")
} else {
opCluster = e.InstallOperator(isClusterMode, t)
}
e.Operator = opCluster
} else {
e.Operator = e.InstallOperator(isClusterMode, t)
}
return
}
func (e *TestEnv) InstallCrds(d Defaults, t *testing.T) bool {
ApplyManifest("default", d.CRDManifests, e, t)
_, _ = RunCommand("rm -rf ~/.kube/http-cache/ && rm -rf ~/.kube/cache/", t)
RunCommandAndAssert(fmt.Sprintf("%s get spinsvc", e.KubectlPrefix()), t)
RunCommandAndAssert(fmt.Sprintf("%s get spinnakeraccounts", e.KubectlPrefix()), t)
return !t.Failed()
}
func (e *TestEnv) InstallOperator(isCluster bool, t *testing.T) Operator {
opKustPath := "testdata/operator/overlay_basicmode"
if isCluster {
opKustPath = "testdata/operator/overlay_clustermode"
}
op := Operator{
KustomizationPath: opKustPath,
Namespace: RandomString("operator"),
}
LogMainStep(t, "Installing CRDs and operator in namespace %s", op.Namespace)
SubstituteOverlayVars(opKustPath, op, t)
if !CreateNamespace(op.Namespace, e, t) {
return Operator{}
}
if !ApplyKustomizeAndAssert(op.Namespace, opKustPath, e, t) {
return Operator{}
}
if !WaitForDeploymentToStabilize(op.Namespace, "spinnaker-operator", e, t) {
return Operator{}
}
p := RunCommandAndAssert(fmt.Sprintf("%s -n %s get pods | grep spinnaker-operator | awk '{print $1}'", e.KubectlPrefix(), op.Namespace), t)
op.PodName = strings.TrimSpace(p)
LogMainStep(t, "CRDs and operator installed")
return op
}
func (e *TestEnv) DeleteOperator(t *testing.T) {
t.Logf("Deleting operator...")
DeleteNamespace(e.Operator.Namespace, e, t)
}
func (e *TestEnv) InstallSpinnaker(ns, kustPath string, t *testing.T) bool {
LogMainStep(t, "Installing spinnaker in namespace %s", ns)
if !CreateNamespace(ns, e, t) {
return !t.Failed()
}
e.SpinDeckUrl, e.SpinGateUrl = DeploySpinnaker(ns, kustPath, e, t)
if t.Failed() {
return !t.Failed()
}
LogMainStep(t, "Spinnaker installed successfully")
return !t.Failed()
}
func (e *TestEnv) VerifyAccountsExist(endpoint string, t *testing.T, accts ...Account) bool {
LogMainStep(t, "Verifying spinnaker accounts")
o := ""
var credentials []Account
for counter := 0; counter < MaxChecksWaitingForAccountsAvailable; counter++ {
o = ExecuteGetRequest(fmt.Sprintf("%s%s", e.SpinGateUrl, endpoint), t)
if t.Failed() {
return !t.Failed()
}
found := 0
credentials = make([]Account, 0)
if assert.Nil(t, json.Unmarshal([]byte(o), &credentials)) {
for _, a := range accts {
for _, c := range credentials {
if a.Type != "" && a.Type == c.Type && a.Name == c.Name {
found++
break
}
if a.Types != nil && len(a.Types) > 0 && len(c.Types) > 0 && a.Types[0] == c.Types[0] && a.Name == c.Name {
found++
break
}
}
}
}
if len(accts) == found {
return !t.Failed()
}
time.Sleep(2 * time.Second)
}
t.Errorf("Unable to find all accounts in spinnaker. Expected: %v but found: %v. Requested url: %s, response: %s", accts, credentials, endpoint, o)
return !t.Failed()
}
func (e *TestEnv) GenerateSpinFiles(kustPath, name, filePath string, t *testing.T) bool {
f := `
# This file is automatically generated by integration tests (env.go), any changes will be lost
apiVersion: spinnaker.io/v1alpha2
kind: SpinnakerService
metadata:
name: spinnaker
spec:
spinnakerConfig:
files:
%s: |
%s
`
// read and indent file
h, err := os.Open(filePath)
if !assert.Nil(t, err) {
return !t.Failed()
}
s := bufio.NewScanner(h)
indentedFile := ""
for s.Scan() {
indentedFile += fmt.Sprintf(" %s\n", s.Text())
}
if !assert.Nil(t, s.Err()) {
return !t.Failed()
}
f = fmt.Sprintf(f, name, string(indentedFile))
err = ioutil.WriteFile(filepath.Join(kustPath, "files.yml"), []byte(f), os.ModePerm)
assert.Nil(t, err, "unable to generate files.yml file")
UpdateControlPlaneHost(filepath.Join(kustPath, "files.yml"), t)
return !t.Failed()
}