mirror of
https://github.com/edgelesssys/constellation.git
synced 2024-09-20 08:15:56 +00:00
382 lines
10 KiB
Go
382 lines
10 KiB
Go
package config
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import (
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"reflect"
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"testing"
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"github.com/edgelesssys/constellation/internal/cloud/cloudprovider"
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"github.com/edgelesssys/constellation/internal/constants"
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"github.com/edgelesssys/constellation/internal/file"
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"github.com/spf13/afero"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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"go.uber.org/goleak"
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)
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const defaultMsgCount = 9 // expect this number of error messages by default because user-specific values are not set
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func TestMain(m *testing.M) {
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goleak.VerifyTestMain(m)
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}
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func TestDefaultConfig(t *testing.T) {
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assert := assert.New(t)
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def := Default()
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assert.NotNil(def)
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}
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func TestFromFile(t *testing.T) {
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testCases := map[string]struct {
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config *Config
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configName string
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wantResult *Config
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wantErr bool
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}{
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"default config from default file": {
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config: Default(),
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configName: constants.ConfigFilename,
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wantResult: Default(),
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},
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"default config from different path": {
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config: Default(),
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configName: "other-config.yaml",
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wantResult: Default(),
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},
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"default config when path empty": {
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config: nil,
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configName: "",
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wantErr: true,
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},
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"err when path not exist": {
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config: nil,
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configName: "wrong-name.yaml",
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wantErr: true,
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},
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"custom config from default file": {
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config: &Config{
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Version: Version1,
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AutoscalingNodeGroupMin: 42,
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AutoscalingNodeGroupMax: 1337,
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},
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configName: constants.ConfigFilename,
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wantResult: &Config{
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Version: Version1,
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AutoscalingNodeGroupMin: 42,
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AutoscalingNodeGroupMax: 1337,
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},
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},
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"modify default config": {
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config: func() *Config {
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conf := Default()
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conf.Provider.GCP.Region = "eu-north1"
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conf.Provider.GCP.Zone = "eu-north1-a"
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return conf
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}(),
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configName: constants.ConfigFilename,
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wantResult: func() *Config {
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conf := Default()
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conf.Provider.GCP.Region = "eu-north1"
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conf.Provider.GCP.Zone = "eu-north1-a"
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return conf
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}(),
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},
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}
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for name, tc := range testCases {
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t.Run(name, func(t *testing.T) {
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assert := assert.New(t)
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require := require.New(t)
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fileHandler := file.NewHandler(afero.NewMemMapFs())
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if tc.config != nil {
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require.NoError(fileHandler.WriteYAML(tc.configName, tc.config, file.OptNone))
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}
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result, err := FromFile(fileHandler, tc.configName)
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if tc.wantErr {
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assert.Error(err)
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} else {
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require.NoError(err)
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assert.Equal(tc.wantResult, result)
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}
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})
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}
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}
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func TestFromFileStrictErrors(t *testing.T) {
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testCases := map[string]struct {
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yamlConfig string
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wantErr bool
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}{
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"valid config": {
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yamlConfig: `
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autoscalingNodeGroupMin: 5
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autoscalingNodeGroupMax: 10
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stateDisksizeGB: 25
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`,
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},
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"typo": {
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yamlConfig: `
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autoscalingNodeGroupMini: 5
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autoscalingNodeGroupMax: 10
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stateDisksizeGB: 25
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`,
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wantErr: true,
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},
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"unsupported version": {
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yamlConfig: `
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version: v5
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autoscalingNodeGroupMin: 1
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autoscalingNodeGroupMax: 10
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stateDisksizeGB: 30
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`,
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wantErr: true,
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},
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}
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for name, tc := range testCases {
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t.Run(name, func(t *testing.T) {
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assert := assert.New(t)
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fileHandler := file.NewHandler(afero.NewMemMapFs())
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err := fileHandler.Write(constants.ConfigFilename, []byte(tc.yamlConfig), file.OptNone)
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assert.NoError(err)
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_, err = FromFile(fileHandler, constants.ConfigFilename)
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assert.Error(err)
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})
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}
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}
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func TestValidate(t *testing.T) {
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testCases := map[string]struct {
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cnf *Config
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wantMsgCount int
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}{
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"default config is valid": {
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cnf: Default(),
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wantMsgCount: defaultMsgCount,
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},
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"config with 1 error": {
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cnf: func() *Config {
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cnf := Default()
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cnf.Version = "v0"
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return cnf
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}(),
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wantMsgCount: defaultMsgCount + 1,
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},
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"config with 2 errors": {
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cnf: func() *Config {
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cnf := Default()
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cnf.Version = "v0"
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cnf.StateDiskSizeGB = -1
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return cnf
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}(),
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wantMsgCount: defaultMsgCount + 2,
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},
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}
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for name, tc := range testCases {
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t.Run(name, func(t *testing.T) {
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assert := assert.New(t)
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require := require.New(t)
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msgs, err := tc.cnf.Validate()
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require.NoError(err)
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assert.Len(msgs, tc.wantMsgCount)
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})
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}
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}
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func TestHasProvider(t *testing.T) {
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assert := assert.New(t)
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assert.False((&Config{}).HasProvider(cloudprovider.Unknown))
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assert.False((&Config{}).HasProvider(cloudprovider.Azure))
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assert.False((&Config{}).HasProvider(cloudprovider.GCP))
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assert.False((&Config{}).HasProvider(cloudprovider.QEMU))
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assert.False(Default().HasProvider(cloudprovider.Unknown))
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assert.True(Default().HasProvider(cloudprovider.Azure))
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assert.True(Default().HasProvider(cloudprovider.GCP))
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cnfWithAzure := Config{Provider: ProviderConfig{Azure: &AzureConfig{}}}
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assert.False(cnfWithAzure.HasProvider(cloudprovider.Unknown))
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assert.True(cnfWithAzure.HasProvider(cloudprovider.Azure))
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assert.False(cnfWithAzure.HasProvider(cloudprovider.GCP))
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}
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func TestImage(t *testing.T) {
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testCases := map[string]struct {
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cfg *Config
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wantImage string
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}{
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"default azure": {
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cfg: func() *Config { c := Default(); c.RemoveProviderExcept(cloudprovider.Azure); return c }(),
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wantImage: Default().Provider.Azure.Image,
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},
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"default gcp": {
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cfg: func() *Config { c := Default(); c.RemoveProviderExcept(cloudprovider.GCP); return c }(),
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wantImage: Default().Provider.GCP.Image,
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},
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"default qemu": {
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cfg: func() *Config { c := Default(); c.RemoveProviderExcept(cloudprovider.QEMU); return c }(),
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wantImage: "",
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},
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}
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for name, tc := range testCases {
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t.Run(name, func(t *testing.T) {
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assert := assert.New(t)
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image := tc.cfg.Image()
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assert.Equal(tc.wantImage, image)
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})
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}
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}
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func TestConfigRemoveProviderExcept(t *testing.T) {
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testCases := map[string]struct {
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removeExcept cloudprovider.Provider
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wantAzure *AzureConfig
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wantGCP *GCPConfig
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wantQEMU *QEMUConfig
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}{
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"except azure": {
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removeExcept: cloudprovider.Azure,
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wantAzure: Default().Provider.Azure,
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},
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"except gcp": {
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removeExcept: cloudprovider.GCP,
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wantGCP: Default().Provider.GCP,
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},
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"except qemu": {
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removeExcept: cloudprovider.QEMU,
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wantQEMU: Default().Provider.QEMU,
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},
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"unknown provider": {
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removeExcept: cloudprovider.Unknown,
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wantAzure: Default().Provider.Azure,
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wantGCP: Default().Provider.GCP,
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wantQEMU: Default().Provider.QEMU,
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},
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}
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for name, tc := range testCases {
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t.Run(name, func(t *testing.T) {
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assert := assert.New(t)
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conf := Default()
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conf.RemoveProviderExcept(tc.removeExcept)
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assert.Equal(tc.wantAzure, conf.Provider.Azure)
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assert.Equal(tc.wantGCP, conf.Provider.GCP)
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assert.Equal(tc.wantQEMU, conf.Provider.QEMU)
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})
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}
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}
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func TestConfigGeneratedDocsFresh(t *testing.T) {
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assert := assert.New(t)
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updateMsg := "remember to re-generate config docs! 🔨"
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assert.Len(ConfigDoc.Fields, reflect.ValueOf(Config{}).NumField(), updateMsg)
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assert.Len(UpgradeConfigDoc.Fields, reflect.ValueOf(UpgradeConfig{}).NumField(), updateMsg)
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assert.Len(UserKeyDoc.Fields, reflect.ValueOf(UserKey{}).NumField(), updateMsg)
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assert.Len(FirewallRuleDoc.Fields, reflect.ValueOf(FirewallRule{}).NumField(), updateMsg)
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assert.Len(ProviderConfigDoc.Fields, reflect.ValueOf(ProviderConfig{}).NumField(), updateMsg)
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assert.Len(AzureConfigDoc.Fields, reflect.ValueOf(AzureConfig{}).NumField(), updateMsg)
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assert.Len(GCPConfigDoc.Fields, reflect.ValueOf(GCPConfig{}).NumField(), updateMsg)
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assert.Len(QEMUConfigDoc.Fields, reflect.ValueOf(QEMUConfig{}).NumField(), updateMsg)
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}
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func TestConfig_UpdateMeasurements(t *testing.T) {
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assert := assert.New(t)
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newMeasurements := Measurements{
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1: []byte{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
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2: []byte{1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1},
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3: []byte{2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2},
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}
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{ // Azure
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conf := Default()
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conf.RemoveProviderExcept(cloudprovider.Azure)
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for k := range conf.Provider.Azure.Measurements {
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delete(conf.Provider.Azure.Measurements, k)
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}
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conf.UpdateMeasurements(newMeasurements)
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assert.Equal(newMeasurements, conf.Provider.Azure.Measurements)
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}
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{ // GCP
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conf := Default()
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conf.RemoveProviderExcept(cloudprovider.GCP)
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for k := range conf.Provider.GCP.Measurements {
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delete(conf.Provider.GCP.Measurements, k)
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}
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conf.UpdateMeasurements(newMeasurements)
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assert.Equal(newMeasurements, conf.Provider.GCP.Measurements)
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}
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{ // QEMU
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conf := Default()
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conf.RemoveProviderExcept(cloudprovider.QEMU)
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for k := range conf.Provider.QEMU.Measurements {
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delete(conf.Provider.QEMU.Measurements, k)
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}
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conf.UpdateMeasurements(newMeasurements)
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assert.Equal(newMeasurements, conf.Provider.QEMU.Measurements)
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}
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}
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func TestConfig_IsImageDebug(t *testing.T) {
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testCases := map[string]struct {
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conf *Config
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want bool
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}{
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"gcp release": {
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conf: func() *Config {
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conf := Default()
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conf.RemoveProviderExcept(cloudprovider.GCP)
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conf.Provider.GCP.Image = "projects/constellation-images/global/images/constellation-v1-3-0"
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return conf
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}(),
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want: false,
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},
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"gcp debug": {
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conf: func() *Config {
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conf := Default()
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conf.RemoveProviderExcept(cloudprovider.GCP)
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conf.Provider.GCP.Image = "projects/constellation-images/global/images/constellation-20220812102023"
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return conf
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}(),
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want: true,
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},
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"azure release": {
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conf: func() *Config {
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conf := Default()
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conf.RemoveProviderExcept(cloudprovider.Azure)
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conf.Provider.Azure.Image = "/subscriptions/0d202bbb-4fa7-4af8-8125-58c269a05435/resourceGroups/constellation-images/providers/Microsoft.Compute/galleries/Constellation/images/constellation/versions/2022.0805.151600"
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return conf
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}(),
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want: false,
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},
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"azure debug": {
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conf: func() *Config {
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conf := Default()
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conf.RemoveProviderExcept(cloudprovider.Azure)
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conf.Provider.Azure.Image = "/subscriptions/0d202bbb-4fa7-4af8-8125-58c269a05435/resourceGroups/constellation-images/providers/Microsoft.Compute/galleries/Constellation_Debug/images/v1.4.0/versions/2022.0805.151600"
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return conf
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}(),
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want: true,
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},
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"empty config": {
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conf: &Config{},
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want: false,
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},
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}
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for name, tc := range testCases {
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t.Run(name, func(t *testing.T) {
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assert := assert.New(t)
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assert.Equal(tc.want, tc.conf.IsImageDebug())
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})
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}
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}
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