constellation/cli/internal/cmd/upgradeapply_test.go
Malte Poll 3edc1c3ebb cli: manual AWS terraform state transitions
This commit is designed to be reverted in the future (AB#3248).
Terraform does not implement moved blocks with dynamic targets: https://github.com/hashicorp/terraform/issues/31335 so we have to migrate the terraform state ourselves.
2023-06-28 18:13:01 +02:00

216 lines
6.0 KiB
Go

/*
Copyright (c) Edgeless Systems GmbH
SPDX-License-Identifier: AGPL-3.0-only
*/
package cmd
import (
"bytes"
"context"
"errors"
"testing"
"time"
"github.com/edgelesssys/constellation/v2/cli/internal/clusterid"
"github.com/edgelesssys/constellation/v2/cli/internal/kubernetes"
"github.com/edgelesssys/constellation/v2/cli/internal/terraform"
"github.com/edgelesssys/constellation/v2/cli/internal/upgrade"
"github.com/edgelesssys/constellation/v2/internal/attestation/variant"
"github.com/edgelesssys/constellation/v2/internal/cloud/cloudprovider"
"github.com/edgelesssys/constellation/v2/internal/config"
"github.com/edgelesssys/constellation/v2/internal/constants"
"github.com/edgelesssys/constellation/v2/internal/file"
"github.com/edgelesssys/constellation/v2/internal/logger"
"github.com/spf13/afero"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
corev1 "k8s.io/api/core/v1"
)
func TestUpgradeApply(t *testing.T) {
someErr := errors.New("some error")
testCases := map[string]struct {
upgrader stubUpgrader
fetcher stubImageFetcher
wantErr bool
yesFlag bool
stdin string
}{
"success": {
upgrader: stubUpgrader{currentConfig: config.DefaultForAzureSEVSNP()},
yesFlag: true,
},
"nodeVersion some error": {
upgrader: stubUpgrader{
currentConfig: config.DefaultForAzureSEVSNP(),
nodeVersionErr: someErr,
},
wantErr: true,
yesFlag: true,
},
"nodeVersion in progress error": {
upgrader: stubUpgrader{
currentConfig: config.DefaultForAzureSEVSNP(),
nodeVersionErr: kubernetes.ErrInProgress,
},
yesFlag: true,
},
"helm other error": {
upgrader: stubUpgrader{
currentConfig: config.DefaultForAzureSEVSNP(),
helmErr: someErr,
},
wantErr: true,
fetcher: stubImageFetcher{},
yesFlag: true,
},
"check terraform error": {
upgrader: stubUpgrader{
currentConfig: config.DefaultForAzureSEVSNP(),
checkTerraformErr: someErr,
},
fetcher: stubImageFetcher{},
wantErr: true,
yesFlag: true,
},
"abort": {
upgrader: stubUpgrader{
currentConfig: config.DefaultForAzureSEVSNP(),
terraformDiff: true,
},
fetcher: stubImageFetcher{},
wantErr: true,
stdin: "no\n",
},
"clean terraform error": {
upgrader: stubUpgrader{
currentConfig: config.DefaultForAzureSEVSNP(),
cleanTerraformErr: someErr,
terraformDiff: true,
},
fetcher: stubImageFetcher{},
wantErr: true,
stdin: "no\n",
},
"plan terraform error": {
upgrader: stubUpgrader{
currentConfig: config.DefaultForAzureSEVSNP(),
planTerraformErr: someErr,
},
fetcher: stubImageFetcher{},
wantErr: true,
yesFlag: true,
},
"apply terraform error": {
upgrader: stubUpgrader{
currentConfig: config.DefaultForAzureSEVSNP(),
applyTerraformErr: someErr,
terraformDiff: true,
},
fetcher: stubImageFetcher{},
wantErr: true,
yesFlag: true,
},
"fetch reference error": {
upgrader: stubUpgrader{
currentConfig: config.DefaultForAzureSEVSNP(),
},
fetcher: stubImageFetcher{fetchReferenceErr: someErr},
wantErr: true,
yesFlag: true,
},
}
for name, tc := range testCases {
t.Run(name, func(t *testing.T) {
assert := assert.New(t)
require := require.New(t)
cmd := newUpgradeApplyCmd()
cmd.SetIn(bytes.NewBufferString(tc.stdin))
cmd.Flags().String("config", constants.ConfigFilename, "") // register persistent flag manually
cmd.Flags().Bool("force", true, "") // register persistent flag manually
cmd.Flags().String("tf-log", "DEBUG", "") // register persistent flag manually
if tc.yesFlag {
err := cmd.Flags().Set("yes", "true")
require.NoError(err)
}
handler := file.NewHandler(afero.NewMemMapFs())
cfg := defaultConfigWithExpectedMeasurements(t, config.Default(), cloudprovider.Azure)
require.NoError(handler.WriteYAML(constants.ConfigFilename, cfg))
require.NoError(handler.WriteJSON(constants.ClusterIDsFileName, clusterid.File{}))
upgrader := upgradeApplyCmd{upgrader: tc.upgrader, log: logger.NewTest(t), imageFetcher: tc.fetcher, configFetcher: stubAttestationFetcher{}}
err := upgrader.upgradeApply(cmd, handler)
if tc.wantErr {
assert.Error(err)
} else {
assert.NoError(err)
}
})
}
}
type stubUpgrader struct {
currentConfig config.AttestationCfg
nodeVersionErr error
helmErr error
terraformDiff bool
planTerraformErr error
checkTerraformErr error
applyTerraformErr error
cleanTerraformErr error
}
func (u stubUpgrader) UpgradeNodeVersion(_ context.Context, _ *config.Config, _ bool) error {
return u.nodeVersionErr
}
func (u stubUpgrader) UpgradeHelmServices(_ context.Context, _ *config.Config, _ time.Duration, _, _ bool) error {
return u.helmErr
}
func (u stubUpgrader) UpdateAttestationConfig(_ context.Context, _ config.AttestationCfg) error {
return nil
}
func (u stubUpgrader) GetClusterAttestationConfig(_ context.Context, _ variant.Variant) (config.AttestationCfg, *corev1.ConfigMap, error) {
return u.currentConfig, &corev1.ConfigMap{}, nil
}
func (u stubUpgrader) CheckTerraformMigrations(file.Handler) error {
return u.checkTerraformErr
}
func (u stubUpgrader) CleanUpTerraformMigrations(file.Handler) error {
return u.cleanTerraformErr
}
func (u stubUpgrader) PlanTerraformMigrations(context.Context, upgrade.TerraformUpgradeOptions) (bool, error) {
return u.terraformDiff, u.planTerraformErr
}
func (u stubUpgrader) ApplyTerraformMigrations(context.Context, file.Handler, upgrade.TerraformUpgradeOptions) error {
return u.applyTerraformErr
}
// AddManualStateMigration is not used in this test.
// TODO(AB#3248): remove this method together with the definition in the interfaces.
func (u stubUpgrader) AddManualStateMigration(_ terraform.StateMigration) {
panic("unused")
}
type stubImageFetcher struct {
fetchReferenceErr error
}
func (f stubImageFetcher) FetchReference(_ context.Context,
_ cloudprovider.Provider, _ variant.Variant,
_, _ string,
) (string, error) {
return "", f.fetchReferenceErr
}