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AB#2525 clean up unused code (#504)

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* Rename Metadata->Cloud

* Remove unused methods, functions, and variables

* More privacy for testing stubs

Signed-off-by: Daniel Weiße <dw@edgeless.systems>
This commit is contained in:
Daniel Weiße 2022-11-15 10:31:55 +01:00 committed by GitHub
parent 7d16c02e0d
commit 5efe05d933
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GPG Key ID: 4AEE18F83AFDEB23
22 changed files with 115 additions and 484 deletions
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2
bootstrapper/cmd/bootstrapper/main.go
View File

@ -184,7 +184,7 @@ func main() {
issuer = initserver.NewIssuerWrapper(qemu.NewIssuer(), vmtype.Unknown, nil)
cloudLogger = qemucloud.NewLogger()
metadata := &qemucloud.Metadata{}
metadata := qemucloud.New()
pcrsJSON, err := json.Marshal(pcrs)
if err != nil {
log.With(zap.Error(err)).Fatalf("Failed to marshal PCRs")

36
bootstrapper/internal/kubernetes/cloud_provider.go
View File

@ -16,49 +16,31 @@ import (
type ProviderMetadata interface {
// UID returns the unique identifier for the constellation.
UID(ctx context.Context) (string, error)
// List retrieves all instances belonging to the current Constellation.
List(ctx context.Context) ([]metadata.InstanceMetadata, error)
// Self retrieves the current instance.
Self(ctx context.Context) (metadata.InstanceMetadata, error)
// GetLoadBalancerEndpoint retrieves the load balancer endpoint.
GetLoadBalancerEndpoint(ctx context.Context) (string, error)
// GetInstance retrieves an instance using its providerID.
GetInstance(ctx context.Context, providerID string) (metadata.InstanceMetadata, error)
}
type stubProviderMetadata struct {
GetLoadBalancerEndpointErr error
GetLoadBalancerEndpointResp string
getLoadBalancerEndpointErr error
getLoadBalancerEndpointResp string
ListErr error
ListResp []metadata.InstanceMetadata
selfErr error
selfResp metadata.InstanceMetadata
SelfErr error
SelfResp metadata.InstanceMetadata
GetInstanceErr error
GetInstanceResp metadata.InstanceMetadata
UIDErr error
UIDResp string
uidErr error
uidResp string
}
func (m *stubProviderMetadata) GetLoadBalancerEndpoint(ctx context.Context) (string, error) {
return m.GetLoadBalancerEndpointResp, m.GetLoadBalancerEndpointErr
}
func (m *stubProviderMetadata) List(ctx context.Context) ([]metadata.InstanceMetadata, error) {
return m.ListResp, m.ListErr
return m.getLoadBalancerEndpointResp, m.getLoadBalancerEndpointErr
}
func (m *stubProviderMetadata) Self(ctx context.Context) (metadata.InstanceMetadata, error) {
return m.SelfResp, m.SelfErr
}
func (m *stubProviderMetadata) GetInstance(ctx context.Context, providerID string) (metadata.InstanceMetadata, error) {
return m.GetInstanceResp, m.GetInstanceErr
return m.selfResp, m.selfErr
}
func (m *stubProviderMetadata) UID(ctx context.Context) (string, error) {
return m.UIDResp, m.UIDErr
return m.uidResp, m.uidErr
}

58
bootstrapper/internal/kubernetes/k8sapi/joinargs.go
View File

@ -1,58 +0,0 @@
/*
Copyright (c) Edgeless Systems GmbH
SPDX-License-Identifier: AGPL-3.0-only
*/
package k8sapi
import (
"flag"
"fmt"
"github.com/google/shlex"
kubeadm "k8s.io/kubernetes/cmd/kubeadm/app/apis/kubeadm/v1beta3"
)
// ParseJoinCommand parses API server endpoint, token and CA cert hash from
// provided kubeadm join shell command, and returns it as a BootstrapTokenDiscovery.
//
// Expected format:
// kubeadm join [API_SERVER_ENDPOINT] --token [TOKEN] --discovery-token-ca-cert-hash [DISCOVERY_TOKEN_CA_CERT_HASH] --control-plane
// .
func ParseJoinCommand(joinCommand string) (*kubeadm.BootstrapTokenDiscovery, error) {
// split and verify that this is a kubeadm join command
argv, err := shlex.Split(joinCommand)
if err != nil {
return nil, fmt.Errorf("kubadm join command could not be tokenized: %v", joinCommand)
}
if len(argv) < 3 {
return nil, fmt.Errorf("kubadm join command is too short: %v", argv)
}
if argv[0] != "kubeadm" || argv[1] != "join" {
return nil, fmt.Errorf("not a kubeadm join command: %v", argv)
}
result := kubeadm.BootstrapTokenDiscovery{APIServerEndpoint: argv[2]}
var caCertHash string
// parse flags
flags := flag.NewFlagSet("", flag.ContinueOnError)
flags.StringVar(&result.Token, "token", "", "")
flags.StringVar(&caCertHash, "discovery-token-ca-cert-hash", "", "")
flags.Bool("control-plane", false, "")
flags.String("certificate-key", "", "")
if err := flags.Parse(argv[3:]); err != nil {
return nil, fmt.Errorf("parsing flag arguments: %v %w", argv, err)
}
if result.Token == "" {
return nil, fmt.Errorf("missing flag argument token: %v", argv)
}
if caCertHash == "" {
return nil, fmt.Errorf("missing flag argument discovery-token-ca-cert-hash: %v", argv)
}
result.CACertHashes = []string{caCertHash}
return &result, nil
}

75
bootstrapper/internal/kubernetes/k8sapi/joinargs_test.go
View File

@ -1,75 +0,0 @@
/*
Copyright (c) Edgeless Systems GmbH
SPDX-License-Identifier: AGPL-3.0-only
*/
package k8sapi
import (
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
kubeadm "k8s.io/kubernetes/cmd/kubeadm/app/apis/kubeadm/v1beta3"
)
func TestParseJoinCommand(t *testing.T) {
testCases := map[string]struct {
joinCommand string
wantJoinArgs kubeadm.BootstrapTokenDiscovery
wantErr bool
}{
"join command can be parsed": {
joinCommand: "kubeadm join 192.0.2.0:8443 --token dummy-token --discovery-token-ca-cert-hash sha512:dummy-hash --control-plane",
wantJoinArgs: kubeadm.BootstrapTokenDiscovery{
APIServerEndpoint: "192.0.2.0:8443",
Token: "dummy-token",
CACertHashes: []string{"sha512:dummy-hash"},
},
wantErr: false,
},
"incorrect join command returns error": {
joinCommand: "some string",
wantErr: true,
},
"missing api server endpoint is checked": {
joinCommand: "kubeadm join --token dummy-token --discovery-token-ca-cert-hash sha512:dummy-hash --control-plane",
wantErr: true,
},
"missing token is checked": {
joinCommand: "kubeadm join 192.0.2.0:8443 --discovery-token-ca-cert-hash sha512:dummy-hash --control-plane",
wantErr: true,
},
"missing discovery-token-ca-cert-hash is checked": {
joinCommand: "kubeadm join 192.0.2.0:8443 --token dummy-token --control-plane",
wantErr: true,
},
"missing control-plane": {
joinCommand: "kubeadm join 192.0.2.0:8443 --token dummy-token --discovery-token-ca-cert-hash sha512:dummy-hash",
wantJoinArgs: kubeadm.BootstrapTokenDiscovery{
APIServerEndpoint: "192.0.2.0:8443",
Token: "dummy-token",
CACertHashes: []string{"sha512:dummy-hash"},
},
wantErr: false,
},
}
for name, tc := range testCases {
t.Run(name, func(t *testing.T) {
assert := assert.New(t)
require := require.New(t)
joinArgs, err := ParseJoinCommand(tc.joinCommand)
if tc.wantErr {
assert.Error(err)
return
}
require.NoError(err)
assert.Equal(&tc.wantJoinArgs, joinArgs)
})
}
}

9
bootstrapper/internal/kubernetes/k8sapi/k8sutil.go
View File

@ -252,7 +252,6 @@ type SetupPodNetworkInput struct {
NodeName string
FirstNodePodCIDR string
SubnetworkPodCIDR string
ProviderID string
LoadBalancerEndpoint string
}
@ -317,14 +316,6 @@ func (k *KubernetesUtil) FixCilium(log *logger.Logger) {
}
}
// SetupAutoscaling deploys the k8s cluster autoscaler.
func (k *KubernetesUtil) SetupAutoscaling(kubectl Client, clusterAutoscalerConfiguration kubernetes.Marshaler, secrets kubernetes.Marshaler) error {
if err := kubectl.Apply(secrets, true); err != nil {
return fmt.Errorf("applying cluster-autoscaler Secrets: %w", err)
}
return kubectl.Apply(clusterAutoscalerConfiguration, true)
}
// SetupGCPGuestAgent deploys the GCP guest agent daemon set.
func (k *KubernetesUtil) SetupGCPGuestAgent(kubectl Client, guestAgentDaemonset kubernetes.Marshaler) error {
return kubectl.Apply(guestAgentDaemonset, true)

32
bootstrapper/internal/kubernetes/k8sapi/kubeadm_config.go
View File

@ -260,12 +260,6 @@ func (k *KubeadmJoinYAML) Marshal() ([]byte, error) {
return kubernetes.MarshalK8SResources(k)
}
// Unmarshal from a k8s resource YAML.
func (k *KubeadmJoinYAML) Unmarshal(yamlData []byte) (KubeadmJoinYAML, error) {
var tmp KubeadmJoinYAML
return tmp, kubernetes.UnmarshalK8SResources(yamlData, &tmp)
}
// KubeadmInitYAML holds configuration for kubeadm init workflow.
type KubeadmInitYAML struct {
InitConfiguration kubeadm.InitConfiguration
@ -288,11 +282,6 @@ func (k *KubeadmInitYAML) SetCertSANs(certSANs []string) {
}
}
// SetAPIServerAdvertiseAddress sets the advertised API server address.
func (k *KubeadmInitYAML) SetAPIServerAdvertiseAddress(apiServerAdvertiseAddress string) {
k.InitConfiguration.LocalAPIEndpoint.AdvertiseAddress = apiServerAdvertiseAddress
}
// SetControlPlaneEndpoint sets the control plane endpoint if controlPlaneEndpoint is not empty.
func (k *KubeadmInitYAML) SetControlPlaneEndpoint(controlPlaneEndpoint string) {
if controlPlaneEndpoint != "" {
@ -300,21 +289,6 @@ func (k *KubeadmInitYAML) SetControlPlaneEndpoint(controlPlaneEndpoint string) {
}
}
// SetServiceCIDR sets the CIDR of service subnet.
func (k *KubeadmInitYAML) SetServiceCIDR(serviceCIDR string) {
k.ClusterConfiguration.Networking.ServiceSubnet = serviceCIDR
}
// SetPodNetworkCIDR sets the CIDR of pod subnet.
func (k *KubeadmInitYAML) SetPodNetworkCIDR(podNetworkCIDR string) {
k.ClusterConfiguration.Networking.PodSubnet = podNetworkCIDR
}
// SetServiceDNSDomain sets the dns domain.
func (k *KubeadmInitYAML) SetServiceDNSDomain(serviceDNSDomain string) {
k.ClusterConfiguration.Networking.DNSDomain = serviceDNSDomain
}
// SetNodeIP sets the node IP.
func (k *KubeadmInitYAML) SetNodeIP(nodeIP string) {
if k.InitConfiguration.NodeRegistration.KubeletExtraArgs == nil {
@ -337,9 +311,3 @@ func (k *KubeadmInitYAML) SetProviderID(providerID string) {
func (k *KubeadmInitYAML) Marshal() ([]byte, error) {
return kubernetes.MarshalK8SResources(k)
}
// Unmarshal from a k8s resource YAML.
func (k *KubeadmInitYAML) Unmarshal(yamlData []byte) (KubeadmInitYAML, error) {
var tmp KubeadmInitYAML
return tmp, kubernetes.UnmarshalK8SResources(yamlData, &tmp)
}

12
bootstrapper/internal/kubernetes/k8sapi/kubeadm_config_test.go
View File

@ -9,6 +9,7 @@ package k8sapi
import (
"testing"
"github.com/edgelesssys/constellation/v2/internal/kubernetes"
"github.com/edgelesssys/constellation/v2/internal/versions"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
@ -32,11 +33,8 @@ func TestInitConfiguration(t *testing.T) {
"kubeadm init config with all fields can be created": {
config: func() KubeadmInitYAML {
c := kubeadmConfig.InitConfiguration(true, versions.Default)
c.SetAPIServerAdvertiseAddress("192.0.2.0")
c.SetNodeIP("192.0.2.0")
c.SetNodeName("node")
c.SetPodNetworkCIDR("10.244.0.0/16")
c.SetServiceCIDR("10.245.0.0/24")
c.SetProviderID("somecloudprovider://instance-id")
return c
}(),
@ -49,8 +47,8 @@ func TestInitConfiguration(t *testing.T) {
config, err := tc.config.Marshal()
require.NoError(err)
tmp, err := tc.config.Unmarshal(config)
require.NoError(err)
var tmp KubeadmInitYAML
require.NoError(kubernetes.UnmarshalK8SResources(config, &tmp))
// test on correct mashalling and unmarshalling
assert.Equal(tc.config.ClusterConfiguration, tmp.ClusterConfiguration)
assert.Equal(tc.config.InitConfiguration, tmp.InitConfiguration)
@ -120,8 +118,8 @@ func TestJoinConfiguration(t *testing.T) {
config, err := tc.config.Marshal()
require.NoError(err)
tmp, err := tc.config.Unmarshal(config)
require.NoError(err)
var tmp KubeadmJoinYAML
require.NoError(kubernetes.UnmarshalK8SResources(config, &tmp))
// test on correct mashalling and unmarshalling
assert.Equal(tc.config.JoinConfiguration, tmp.JoinConfiguration)
})

36
bootstrapper/internal/kubernetes/k8sapi/kubectl/client/restclient_test.go
View File

@ -39,30 +39,30 @@ users:
`
type stubClientConfig struct {
RawConfigConfig clientcmdapi.Config
RawConfigErr error
ClientConfigConfig *restclient.Config
ClientConfigErr error
NamespaceString string
NamespaceOverridden bool
NamespaceErr error
ConfigAccessResult clientcmd.ConfigAccess
rawConfigConfig clientcmdapi.Config
rawConfigErr error
clientConfigConfig *restclient.Config
clientConfigErr error
namespaceString string
namespaceOverridden bool
namespaceErr error
configAccessResult clientcmd.ConfigAccess
}
func (s *stubClientConfig) RawConfig() (clientcmdapi.Config, error) {
return s.RawConfigConfig, s.RawConfigErr
return s.rawConfigConfig, s.rawConfigErr
}
func (s *stubClientConfig) ClientConfig() (*restclient.Config, error) {
return s.ClientConfigConfig, s.ClientConfigErr
return s.clientConfigConfig, s.clientConfigErr
}
func (s *stubClientConfig) Namespace() (string, bool, error) {
return s.NamespaceString, s.NamespaceOverridden, s.NamespaceErr
return s.namespaceString, s.namespaceOverridden, s.namespaceErr
}
func (s *stubClientConfig) ConfigAccess() clientcmd.ConfigAccess {
return s.ConfigAccessResult
return s.configAccessResult
}
func TestNewRESTClientGetter(t *testing.T) {
@ -76,7 +76,7 @@ func TestToRESTConfig(t *testing.T) {
require := require.New(t)
getter := restClientGetter{
clientconfig: &stubClientConfig{
ClientConfigConfig: &restclient.Config{},
clientConfigConfig: &restclient.Config{},
},
}
result, err := getter.ToRESTConfig()
@ -88,7 +88,7 @@ func TestToDiscoveryClient(t *testing.T) {
require := require.New(t)
getter := restClientGetter{
clientconfig: &stubClientConfig{
ClientConfigConfig: &restclient.Config{},
clientConfigConfig: &restclient.Config{},
},
}
result, err := getter.ToDiscoveryClient()
@ -100,7 +100,7 @@ func TestToDiscoveryClientFail(t *testing.T) {
require := require.New(t)
getter := restClientGetter{
clientconfig: &stubClientConfig{
ClientConfigErr: errors.New("someErr"),
clientConfigErr: errors.New("someErr"),
},
}
_, err := getter.ToDiscoveryClient()
@ -111,7 +111,7 @@ func TestToRESTMapper(t *testing.T) {
require := require.New(t)
getter := restClientGetter{
clientconfig: &stubClientConfig{
ClientConfigConfig: &restclient.Config{},
clientConfigConfig: &restclient.Config{},
},
}
result, err := getter.ToRESTMapper()
@ -123,7 +123,7 @@ func TestToRESTMapperFail(t *testing.T) {
require := require.New(t)
getter := restClientGetter{
clientconfig: &stubClientConfig{
ClientConfigErr: errors.New("someErr"),
clientConfigErr: errors.New("someErr"),
},
}
_, err := getter.ToRESTMapper()
@ -132,7 +132,7 @@ func TestToRESTMapperFail(t *testing.T) {
func TestToRawKubeConfigLoader(t *testing.T) {
clientConfig := stubClientConfig{
ClientConfigConfig: &restclient.Config{},
clientConfigConfig: &restclient.Config{},
}
require := require.New(t)
getter := restClientGetter{

8
bootstrapper/internal/kubernetes/k8sapi/resources/node_operator.go
View File

@ -22,14 +22,6 @@ const (
nodeOperatorCatalogNamespace = "olm"
)
// NodeOperatorCRDNames are the names of the custom resource definitions that are used by the node operator.
var NodeOperatorCRDNames = []string{
"autoscalingstrategies.update.edgeless.systems",
"nodeimages.update.edgeless.systems",
"pendingnodes.update.edgeless.systems",
"scalinggroups.update.edgeless.systems",
}
// NodeOperatorDeployment groups all deployments for node operator.
type NodeOperatorDeployment struct {
CatalogSource operatorsv1alpha1.CatalogSource

75
bootstrapper/internal/kubernetes/kubernetes_test.go
View File

@ -58,17 +58,17 @@ func TestInitCluster(t *testing.T) {
"kubeadm init works with metadata and loadbalancer": {
clusterUtil: stubClusterUtil{},
kubeconfigReader: &stubKubeconfigReader{
Kubeconfig: []byte("someKubeconfig"),
kubeconfig: []byte("someKubeconfig"),
},
kubeAPIWaiter: stubKubeAPIWaiter{},
providerMetadata: &stubProviderMetadata{
SelfResp: metadata.InstanceMetadata{
selfResp: metadata.InstanceMetadata{
Name: nodeName,
ProviderID: providerID,
VPCIP: privateIP,
AliasIPRanges: []string{aliasIPRange},
},
GetLoadBalancerEndpointResp: loadbalancerIP,
getLoadBalancerEndpointResp: loadbalancerIP,
},
wantConfig: k8sapi.KubeadmInitYAML{
InitConfiguration: kubeadm.InitConfiguration{
@ -93,11 +93,11 @@ func TestInitCluster(t *testing.T) {
"kubeadm init fails when retrieving metadata self": {
clusterUtil: stubClusterUtil{},
kubeconfigReader: &stubKubeconfigReader{
Kubeconfig: []byte("someKubeconfig"),
kubeconfig: []byte("someKubeconfig"),
},
kubeAPIWaiter: stubKubeAPIWaiter{},
providerMetadata: &stubProviderMetadata{
SelfErr: someErr,
selfErr: someErr,
},
wantErr: true,
k8sVersion: versions.Default,
@ -105,10 +105,10 @@ func TestInitCluster(t *testing.T) {
"kubeadm init fails when retrieving metadata loadbalancer ip": {
clusterUtil: stubClusterUtil{},
kubeconfigReader: &stubKubeconfigReader{
Kubeconfig: []byte("someKubeconfig"),
kubeconfig: []byte("someKubeconfig"),
},
providerMetadata: &stubProviderMetadata{
GetLoadBalancerEndpointErr: someErr,
getLoadBalancerEndpointErr: someErr,
},
wantErr: true,
k8sVersion: versions.Default,
@ -116,7 +116,7 @@ func TestInitCluster(t *testing.T) {
"kubeadm init fails when applying the init config": {
clusterUtil: stubClusterUtil{initClusterErr: someErr},
kubeconfigReader: &stubKubeconfigReader{
Kubeconfig: []byte("someKubeconfig"),
kubeconfig: []byte("someKubeconfig"),
},
kubeAPIWaiter: stubKubeAPIWaiter{},
providerMetadata: &stubProviderMetadata{},
@ -127,7 +127,7 @@ func TestInitCluster(t *testing.T) {
clusterUtil: stubClusterUtil{},
helmClient: stubHelmClient{ciliumError: someErr},
kubeconfigReader: &stubKubeconfigReader{
Kubeconfig: []byte("someKubeconfig"),
kubeconfig: []byte("someKubeconfig"),
},
providerMetadata: &stubProviderMetadata{},
wantErr: true,
@ -137,7 +137,7 @@ func TestInitCluster(t *testing.T) {
clusterUtil: stubClusterUtil{},
helmClient: stubHelmClient{servicesError: someErr},
kubeconfigReader: &stubKubeconfigReader{
Kubeconfig: []byte("someKubeconfig"),
kubeconfig: []byte("someKubeconfig"),
},
kubeAPIWaiter: stubKubeAPIWaiter{},
providerMetadata: &stubProviderMetadata{},
@ -148,7 +148,7 @@ func TestInitCluster(t *testing.T) {
clusterUtil: stubClusterUtil{},
helmClient: stubHelmClient{servicesError: someErr},
kubeconfigReader: &stubKubeconfigReader{
Kubeconfig: []byte("someKubeconfig"),
kubeconfig: []byte("someKubeconfig"),
},
kubeAPIWaiter: stubKubeAPIWaiter{},
providerMetadata: &stubProviderMetadata{},
@ -159,7 +159,7 @@ func TestInitCluster(t *testing.T) {
clusterUtil: stubClusterUtil{},
helmClient: stubHelmClient{servicesError: someErr},
kubeconfigReader: &stubKubeconfigReader{
Kubeconfig: []byte("someKubeconfig"),
kubeconfig: []byte("someKubeconfig"),
},
kubeAPIWaiter: stubKubeAPIWaiter{},
providerMetadata: &stubProviderMetadata{},
@ -169,7 +169,7 @@ func TestInitCluster(t *testing.T) {
"kubeadm init fails when reading kubeconfig": {
clusterUtil: stubClusterUtil{},
kubeconfigReader: &stubKubeconfigReader{
ReadErr: someErr,
readErr: someErr,
},
kubeAPIWaiter: stubKubeAPIWaiter{},
providerMetadata: &stubProviderMetadata{},
@ -179,7 +179,7 @@ func TestInitCluster(t *testing.T) {
"kubeadm init fails when setting up konnectivity": {
clusterUtil: stubClusterUtil{setupKonnectivityError: someErr},
kubeconfigReader: &stubKubeconfigReader{
Kubeconfig: []byte("someKubeconfig"),
kubeconfig: []byte("someKubeconfig"),
},
kubeAPIWaiter: stubKubeAPIWaiter{},
providerMetadata: &stubProviderMetadata{},
@ -189,7 +189,7 @@ func TestInitCluster(t *testing.T) {
"kubeadm init fails when setting up verification service": {
clusterUtil: stubClusterUtil{setupVerificationServiceErr: someErr},
kubeconfigReader: &stubKubeconfigReader{
Kubeconfig: []byte("someKubeconfig"),
kubeconfig: []byte("someKubeconfig"),
},
kubeAPIWaiter: stubKubeAPIWaiter{},
providerMetadata: &stubProviderMetadata{},
@ -199,7 +199,7 @@ func TestInitCluster(t *testing.T) {
"kubeadm init fails when waiting for kubeAPI server": {
clusterUtil: stubClusterUtil{},
kubeconfigReader: &stubKubeconfigReader{
Kubeconfig: []byte("someKubeconfig"),
kubeconfig: []byte("someKubeconfig"),
},
kubeAPIWaiter: stubKubeAPIWaiter{waitErr: someErr},
providerMetadata: &stubProviderMetadata{},
@ -209,7 +209,7 @@ func TestInitCluster(t *testing.T) {
"unsupported k8sVersion fails cluster creation": {
clusterUtil: stubClusterUtil{},
kubeconfigReader: &stubKubeconfigReader{
Kubeconfig: []byte("someKubeconfig"),
kubeconfig: []byte("someKubeconfig"),
},
kubeAPIWaiter: stubKubeAPIWaiter{},
providerMetadata: &stubProviderMetadata{},
@ -228,7 +228,7 @@ func TestInitCluster(t *testing.T) {
helmClient: &tc.helmClient,
providerMetadata: tc.providerMetadata,
kubeAPIWaiter: &tc.kubeAPIWaiter,
configProvider: &stubConfigProvider{InitConfig: k8sapi.KubeadmInitYAML{}},
configProvider: &stubConfigProvider{initConfig: k8sapi.KubeadmInitYAML{}},
client: &tc.kubectl,
kubeconfigReader: tc.kubeconfigReader,
getIPAddr: func() (string, error) { return privateIP, nil },
@ -274,7 +274,7 @@ func TestJoinCluster(t *testing.T) {
"kubeadm join worker works with metadata": {
clusterUtil: stubClusterUtil{},
providerMetadata: &stubProviderMetadata{
SelfResp: metadata.InstanceMetadata{
selfResp: metadata.InstanceMetadata{
ProviderID: "provider-id",
Name: "metadata-name",
VPCIP: "192.0.2.1",
@ -294,7 +294,7 @@ func TestJoinCluster(t *testing.T) {
"kubeadm join worker works with metadata and cloud controller manager": {
clusterUtil: stubClusterUtil{},
providerMetadata: &stubProviderMetadata{
SelfResp: metadata.InstanceMetadata{
selfResp: metadata.InstanceMetadata{
ProviderID: "provider-id",
Name: "metadata-name",
VPCIP: "192.0.2.1",
@ -314,7 +314,7 @@ func TestJoinCluster(t *testing.T) {
"kubeadm join control-plane node works with metadata": {
clusterUtil: stubClusterUtil{},
providerMetadata: &stubProviderMetadata{
SelfResp: metadata.InstanceMetadata{
selfResp: metadata.InstanceMetadata{
ProviderID: "provider-id",
Name: "metadata-name",
VPCIP: "192.0.2.1",
@ -341,7 +341,7 @@ func TestJoinCluster(t *testing.T) {
"kubeadm join worker fails when retrieving self metadata": {
clusterUtil: stubClusterUtil{},
providerMetadata: &stubProviderMetadata{
SelfErr: someErr,
selfErr: someErr,
},
role: role.Worker,
wantErr: true,
@ -374,8 +374,7 @@ func TestJoinCluster(t *testing.T) {
require.NoError(err)
var joinYaml k8sapi.KubeadmJoinYAML
joinYaml, err = joinYaml.Unmarshal(tc.clusterUtil.joinConfigs[0])
require.NoError(err)
require.NoError(kubernetes.UnmarshalK8SResources(tc.clusterUtil.joinConfigs[0], &joinYaml))
assert.Equal(tc.wantConfig, joinYaml.JoinConfiguration)
})
@ -481,30 +480,30 @@ func (s *stubClusterUtil) FixCilium(log *logger.Logger) {
}
type stubConfigProvider struct {
InitConfig k8sapi.KubeadmInitYAML
JoinConfig k8sapi.KubeadmJoinYAML
initConfig k8sapi.KubeadmInitYAML
joinConfig k8sapi.KubeadmJoinYAML
}
func (s *stubConfigProvider) InitConfiguration(_ bool, _ versions.ValidK8sVersion) k8sapi.KubeadmInitYAML {
return s.InitConfig
return s.initConfig
}
func (s *stubConfigProvider) JoinConfiguration(_ bool) k8sapi.KubeadmJoinYAML {
s.JoinConfig = k8sapi.KubeadmJoinYAML{
s.joinConfig = k8sapi.KubeadmJoinYAML{
JoinConfiguration: kubeadm.JoinConfiguration{
Discovery: kubeadm.Discovery{
BootstrapToken: &kubeadm.BootstrapTokenDiscovery{},
},
},
}
return s.JoinConfig
return s.joinConfig
}
type stubKubectl struct {
ApplyErr error
applyErr error
createConfigMapErr error
AddTolerationsToDeploymentErr error
AddTNodeSelectorsToDeploymentErr error
addTolerationsToDeploymentErr error
addTNodeSelectorsToDeploymentErr error
waitForCRDsErr error
listAllNamespacesErr error
@ -515,7 +514,7 @@ type stubKubectl struct {
func (s *stubKubectl) Apply(resources kubernetes.Marshaler, forceConflicts bool) error {
s.resources = append(s.resources, resources)
return s.ApplyErr
return s.applyErr
}
func (s *stubKubectl) SetKubeconfig(kubeconfig []byte) {
@ -527,11 +526,11 @@ func (s *stubKubectl) CreateConfigMap(ctx context.Context, configMap corev1.Conf
}
func (s *stubKubectl) AddTolerationsToDeployment(ctx context.Context, tolerations []corev1.Toleration, name string, namespace string) error {
return s.AddTolerationsToDeploymentErr
return s.addTolerationsToDeploymentErr
}
func (s *stubKubectl) AddNodeSelectorsToDeployment(ctx context.Context, selectors map[string]string, name string, namespace string) error {
return s.AddTNodeSelectorsToDeploymentErr
return s.addTNodeSelectorsToDeploymentErr
}
func (s *stubKubectl) WaitForCRDs(ctx context.Context, crds []string) error {
@ -543,12 +542,12 @@ func (s *stubKubectl) ListAllNamespaces(ctx context.Context) (*corev1.NamespaceL
}
type stubKubeconfigReader struct {
Kubeconfig []byte
ReadErr error
kubeconfig []byte
readErr error
}
func (s *stubKubeconfigReader) ReadKubeconfig() ([]byte, error) {
return s.Kubeconfig, s.ReadErr
return s.kubeconfig, s.readErr
}
type stubHelmClient struct {

2
debugd/cmd/debugd/debugd.go
View File

@ -80,7 +80,7 @@ func main() {
fetcher = cloudprovider.New(meta)
case platform.QEMU:
fetcher = cloudprovider.New(&qemucloud.Metadata{})
fetcher = cloudprovider.New(qemucloud.New())
default:
log.Errorf("Unknown / unimplemented cloud provider CONSTEL_CSP=%v. Using fallback", csp)

6
debugd/internal/debugd/metadata/cloudprovider/cloudprovider_test.go
View File

@ -170,8 +170,6 @@ type stubMetadata struct {
listErr error
selfRes metadata.InstanceMetadata
selfErr error
getInstanceRes metadata.InstanceMetadata
getInstanceErr error
getLBEndpointRes string
getLBEndpointErr error
}
@ -184,10 +182,6 @@ func (m *stubMetadata) Self(ctx context.Context) (metadata.InstanceMetadata, err
return m.selfRes, m.selfErr
}
func (m *stubMetadata) GetInstance(ctx context.Context, providerID string) (metadata.InstanceMetadata, error) {
return m.getInstanceRes, m.getInstanceErr
}
func (m *stubMetadata) GetLoadBalancerEndpoint(ctx context.Context) (string, error) {
return m.getLBEndpointRes, m.getLBEndpointErr
}

2
disk-mapper/cmd/main.go
View File

@ -109,7 +109,7 @@ func main() {
case cloudprovider.QEMU:
diskPath = qemuStateDiskPath
issuer = qemu.NewIssuer()
metadataAPI = &qemucloud.Metadata{}
metadataAPI = qemucloud.New()
_ = exportPCRs()
default:

2
go.mod
View File

@ -63,7 +63,6 @@ require (
github.com/go-playground/validator/v10 v10.11.1
github.com/google/go-tpm v0.3.3
github.com/google/go-tpm-tools v0.3.9
github.com/google/shlex v0.0.0-20191202100458-e7afc7fbc510
github.com/google/tink/go v1.7.0
github.com/googleapis/gax-go/v2 v2.7.0
github.com/grpc-ecosystem/go-grpc-middleware v1.3.0
@ -117,6 +116,7 @@ require (
github.com/Azure/go-autorest v14.2.0+incompatible // indirect
github.com/golang-jwt/jwt/v4 v4.4.2 // indirect
github.com/google/logger v1.1.1 // indirect
github.com/google/shlex v0.0.0-20191202100458-e7afc7fbc510 // indirect
github.com/hashicorp/go-retryablehttp v0.7.1 // indirect
golang.org/x/text v0.4.0 // indirect
)

72
internal/cloud/aws/metadata.go → internal/cloud/aws/cloud.go
View File

@ -47,8 +47,8 @@ type imdsAPI interface {
GetMetadata(context.Context, *imds.GetMetadataInput, ...func(*imds.Options)) (*imds.GetMetadataOutput, error)
}
// Metadata implements core.ProviderMetadata interface for AWS.
type Metadata struct {
// Cloud provides AWS metadata and API access.
type Cloud struct {
ec2 ec2API
imds imdsAPI
loadbalancer loadbalancerAPI
@ -57,12 +57,12 @@ type Metadata struct {
// New initializes a new AWS Metadata client using instance default credentials.
// Default region is set up using the AWS imds api.
func New(ctx context.Context) (*Metadata, error) {
func New(ctx context.Context) (*Cloud, error) {
cfg, err := config.LoadDefaultConfig(ctx, config.WithEC2IMDSRegion())
if err != nil {
return nil, err
}
return &Metadata{
return &Cloud{
ec2: ec2.NewFromConfig(cfg),
imds: imds.New(imds.Options{}),
loadbalancer: elasticloadbalancingv2.NewFromConfig(cfg),
@ -71,27 +71,27 @@ func New(ctx context.Context) (*Metadata, error) {
}
// List retrieves all instances belonging to the current Constellation.
func (m *Metadata) List(ctx context.Context) ([]metadata.InstanceMetadata, error) {
uid, err := readInstanceTag(ctx, m.imds, cloud.TagUID)
func (c *Cloud) List(ctx context.Context) ([]metadata.InstanceMetadata, error) {
uid, err := readInstanceTag(ctx, c.imds, cloud.TagUID)
if err != nil {
return nil, fmt.Errorf("retrieving uid tag: %w", err)
}
ec2Instances, err := m.getAllInstancesInGroup(ctx, uid)
ec2Instances, err := c.getAllInstancesInGroup(ctx, uid)
if err != nil {
return nil, fmt.Errorf("retrieving instances: %w", err)
}
return m.convertToMetadataInstance(ec2Instances)
return c.convertToMetadataInstance(ec2Instances)
}
// Self retrieves the current instance.
func (m *Metadata) Self(ctx context.Context) (metadata.InstanceMetadata, error) {
identity, err := m.imds.GetInstanceIdentityDocument(ctx, &imds.GetInstanceIdentityDocumentInput{})
func (c *Cloud) Self(ctx context.Context) (metadata.InstanceMetadata, error) {
identity, err := c.imds.GetInstanceIdentityDocument(ctx, &imds.GetInstanceIdentityDocumentInput{})
if err != nil {
return metadata.InstanceMetadata{}, fmt.Errorf("retrieving instance identity: %w", err)
}
instanceRole, err := readInstanceTag(ctx, m.imds, cloud.TagRole)
instanceRole, err := readInstanceTag(ctx, c.imds, cloud.TagRole)
if err != nil {
return metadata.InstanceMetadata{}, fmt.Errorf("retrieving role tag: %w", err)
}
@ -104,46 +104,18 @@ func (m *Metadata) Self(ctx context.Context) (metadata.InstanceMetadata, error)
}, nil
}
// GetInstance retrieves the instance with the given providerID.
func (m *Metadata) GetInstance(ctx context.Context, providerID string) (metadata.InstanceMetadata, error) {
instances, err := m.ec2.DescribeInstances(ctx, &ec2.DescribeInstancesInput{
InstanceIds: []string{providerID},
})
if err != nil {
return metadata.InstanceMetadata{}, fmt.Errorf("retrieving instance: %w", err)
}
if len(instances.Reservations) == 0 {
return metadata.InstanceMetadata{}, errors.New("instance not found")
}
if len(instances.Reservations) > 1 {
return metadata.InstanceMetadata{}, errors.New("providerID matches multiple instances")
}
if len(instances.Reservations[0].Instances) == 0 {
return metadata.InstanceMetadata{}, errors.New("instance not found")
}
if len(instances.Reservations[0].Instances) > 1 {
return metadata.InstanceMetadata{}, errors.New("providerID matches multiple instances")
}
instance, err := m.convertToMetadataInstance(instances.Reservations[0].Instances)
if err != nil {
return metadata.InstanceMetadata{}, fmt.Errorf("converting instance: %w", err)
}
return instance[0], nil
}
// UID returns the UID of the Constellation.
func (m *Metadata) UID(ctx context.Context) (string, error) {
return readInstanceTag(ctx, m.imds, cloud.TagUID)
func (c *Cloud) UID(ctx context.Context) (string, error) {
return readInstanceTag(ctx, c.imds, cloud.TagUID)
}
// GetLoadBalancerEndpoint returns the endpoint of the load balancer.
func (m *Metadata) GetLoadBalancerEndpoint(ctx context.Context) (string, error) {
uid, err := readInstanceTag(ctx, m.imds, cloud.TagUID)
func (c *Cloud) GetLoadBalancerEndpoint(ctx context.Context) (string, error) {
uid, err := readInstanceTag(ctx, c.imds, cloud.TagUID)
if err != nil {
return "", fmt.Errorf("retrieving uid tag: %w", err)
}
arns, err := m.getARNsByTag(ctx, uid, "elasticloadbalancing:loadbalancer")
arns, err := c.getARNsByTag(ctx, uid, "elasticloadbalancing:loadbalancer")
if err != nil {
return "", fmt.Errorf("retrieving load balancer ARNs: %w", err)
}
@ -151,7 +123,7 @@ func (m *Metadata) GetLoadBalancerEndpoint(ctx context.Context) (string, error)
return "", fmt.Errorf("%d load balancers found", len(arns))
}
output, err := m.loadbalancer.DescribeLoadBalancers(ctx, &elasticloadbalancingv2.DescribeLoadBalancersInput{
output, err := c.loadbalancer.DescribeLoadBalancers(ctx, &elasticloadbalancingv2.DescribeLoadBalancersInput{
LoadBalancerArns: arns,
})
if err != nil {
@ -175,7 +147,7 @@ func (m *Metadata) GetLoadBalancerEndpoint(ctx context.Context) (string, error)
}
// getARNsByTag returns a list of ARNs that have the given tag.
func (m *Metadata) getARNsByTag(ctx context.Context, uid, resourceType string) ([]string, error) {
func (c *Cloud) getARNsByTag(ctx context.Context, uid, resourceType string) ([]string, error) {
var ARNs []string
resourcesReq := &resourcegroupstaggingapi.GetResourcesInput{
TagFilters: []tagType.TagFilter{
@ -187,7 +159,7 @@ func (m *Metadata) getARNsByTag(ctx context.Context, uid, resourceType string) (
ResourceTypeFilters: []string{resourceType},
}
for out, err := m.resourceapiClient.GetResources(ctx, resourcesReq); ; out, err = m.resourceapiClient.GetResources(ctx, resourcesReq) {
for out, err := c.resourceapiClient.GetResources(ctx, resourcesReq); ; out, err = c.resourceapiClient.GetResources(ctx, resourcesReq) {
if err != nil {
return nil, fmt.Errorf("retrieving resources: %w", err)
}
@ -205,7 +177,7 @@ func (m *Metadata) getARNsByTag(ctx context.Context, uid, resourceType string) (
}
}
func (m *Metadata) getAllInstancesInGroup(ctx context.Context, uid string) ([]ec2Types.Instance, error) {
func (c *Cloud) getAllInstancesInGroup(ctx context.Context, uid string) ([]ec2Types.Instance, error) {
var instances []ec2Types.Instance
instanceReq := &ec2.DescribeInstancesInput{
Filters: []ec2Types.Filter{
@ -216,7 +188,7 @@ func (m *Metadata) getAllInstancesInGroup(ctx context.Context, uid string) ([]ec
},
}
for out, err := m.ec2.DescribeInstances(ctx, instanceReq); ; out, err = m.ec2.DescribeInstances(ctx, instanceReq) {
for out, err := c.ec2.DescribeInstances(ctx, instanceReq); ; out, err = c.ec2.DescribeInstances(ctx, instanceReq) {
if err != nil {
return nil, fmt.Errorf("retrieving instances: %w", err)
}
@ -232,7 +204,7 @@ func (m *Metadata) getAllInstancesInGroup(ctx context.Context, uid string) ([]ec
}
}
func (m *Metadata) convertToMetadataInstance(ec2Instances []ec2Types.Instance) ([]metadata.InstanceMetadata, error) {
func (c *Cloud) convertToMetadataInstance(ec2Instances []ec2Types.Instance) ([]metadata.InstanceMetadata, error) {
var instances []metadata.InstanceMetadata
for _, ec2Instance := range ec2Instances {
// ignore not running instances

8
internal/cloud/aws/metadata_test.go → internal/cloud/aws/cloud_test.go
View File

@ -120,7 +120,7 @@ func TestSelf(t *testing.T) {
for name, tc := range testCases {
t.Run(name, func(t *testing.T) {
assert := assert.New(t)
m := &Metadata{imds: tc.imds, ec2: &stubEC2{}}
m := &Cloud{imds: tc.imds, ec2: &stubEC2{}}
self, err := m.Self(context.Background())
if tc.wantErr {
@ -304,7 +304,7 @@ func TestList(t *testing.T) {
for name, tc := range testCases {
t.Run(name, func(t *testing.T) {
assert := assert.New(t)
m := &Metadata{ec2: tc.ec2, imds: tc.imds}
m := &Cloud{ec2: tc.ec2, imds: tc.imds}
list, err := m.List(context.Background())
if tc.wantErr {
@ -501,7 +501,7 @@ func TestGetLoadBalancerEndpoint(t *testing.T) {
for name, tc := range testCases {
t.Run(name, func(t *testing.T) {
assert := assert.New(t)
m := &Metadata{
m := &Cloud{
imds: tc.imds,
loadbalancer: tc.loadbalancer,
resourceapiClient: tc.resourceapi,
@ -680,7 +680,7 @@ func TestConvertToMetadataInstance(t *testing.T) {
for name, tc := range testCases {
t.Run(name, func(t *testing.T) {
assert := assert.New(t)
m := &Metadata{}
m := &Cloud{}
instances, err := m.convertToMetadataInstance(tc.in)
if tc.wantErr {

5
internal/cloud/azure/cloud.go
View File

@ -93,11 +93,6 @@ func New(ctx context.Context) (*Cloud, error) {
}, nil
}
// GetInstance retrieves an instance using its providerID.
func (c *Cloud) GetInstance(ctx context.Context, providerID string) (metadata.InstanceMetadata, error) {
return c.getInstance(ctx, providerID)
}
// GetCCMConfig returns the configuration needed for the Kubernetes Cloud Controller Manager on Azure.
func (c *Cloud) GetCCMConfig(ctx context.Context, providerID string, cloudServiceAccountURI string) ([]byte, error) {
subscriptionID, resourceGroup, err := azureshared.BasicsFromProviderID(providerID)

54
internal/cloud/azure/cloud_test.go
View File

@ -445,60 +445,6 @@ func TestGetInstance(t *testing.T) {
}
}
func TestSelfGetInstance(t *testing.T) {
assert := assert.New(t)
require := require.New(t)
cloud := &Cloud{
scaleSetsVMAPI: &stubVirtualMachineScaleSetVMsAPI{
getVM: armcomputev2.VirtualMachineScaleSetVM{
Name: to.Ptr("scale-set-name-instance-id"),
ID: to.Ptr("/subscriptions/subscription-id/resourceGroups/resource-group/providers/Microsoft.Compute/virtualMachineScaleSets/scale-set-name/virtualMachines/instance-id"),
Properties: &armcomputev2.VirtualMachineScaleSetVMProperties{
OSProfile: &armcomputev2.OSProfile{
ComputerName: to.Ptr("scale-set-name-instance-id"),
},
NetworkProfile: &armcomputev2.NetworkProfile{
NetworkInterfaces: []*armcomputev2.NetworkInterfaceReference{
{
ID: to.Ptr("/subscriptions/subscription-id/resourceGroups/resource-group/providers/Microsoft.Network/networkInterfaces/nic-name"),
},
},
},
},
Tags: map[string]*string{
cloud.TagRole: to.Ptr(role.Worker.String()),
},
},
},
netIfacAPI: &stubNetworkInterfacesAPI{
getInterface: armnetwork.Interface{
Properties: &armnetwork.InterfacePropertiesFormat{
IPConfigurations: []*armnetwork.InterfaceIPConfiguration{
{
Properties: &armnetwork.InterfaceIPConfigurationPropertiesFormat{
Primary: to.Ptr(true),
PrivateIPAddress: to.Ptr("192.0.2.1"),
},
},
},
},
},
},
imds: &stubIMDSAPI{
providerIDVal: "/subscriptions/subscription-id/resourceGroups/resource-group/providers/Microsoft.Compute/virtualMachineScaleSets/scale-set-name/virtualMachines/instance-id",
},
}
self, err := cloud.Self(context.Background())
require.NoError(err)
instance, err := cloud.GetInstance(context.Background(), self.ProviderID)
require.NoError(err)
assert.Equal(self, instance)
}
func TestUID(t *testing.T) {
testCases := map[string]struct {
imdsAPI *stubIMDSAPI

10
internal/cloud/gcp/cloud.go
View File

@ -80,16 +80,6 @@ func (c *Cloud) Close() {
}
}
// GetInstance retrieves an instance using its providerID.
func (c *Cloud) GetInstance(ctx context.Context, providerID string) (metadata.InstanceMetadata, error) {
project, zone, instanceName, err := gcpshared.SplitProviderID(providerID)
if err != nil {
return metadata.InstanceMetadata{}, fmt.Errorf("invalid providerID: %w", err)
}
return c.getInstance(ctx, project, zone, instanceName)
}
// GetLoadBalancerEndpoint returns the endpoint of the load balancer.
func (c *Cloud) GetLoadBalancerEndpoint(ctx context.Context) (string, error) {
project, zone, instanceName, err := c.retrieveInstanceInfo()

52
internal/cloud/gcp/cloud_test.go
View File

@ -748,58 +748,6 @@ func TestUID(t *testing.T) {
}
}
func TestSelfGetInstance(t *testing.T) {
assert := assert.New(t)
require := require.New(t)
cloud := &Cloud{
imds: &stubIMDS{
projectID: "someProject",
zone: "someZone-west3-b",
instanceName: "someInstance",
},
instanceAPI: &stubInstanceAPI{
instance: &computepb.Instance{
Name: proto.String("someInstance"),
Zone: proto.String("someZone-west3-b"),
Labels: map[string]string{
cloud.TagUID: "1234",
cloud.TagRole: role.ControlPlane.String(),
},
NetworkInterfaces: []*computepb.NetworkInterface{
{
Name: proto.String("nic0"),
NetworkIP: proto.String("192.0.2.0"),
AliasIpRanges: []*computepb.AliasIpRange{
{
IpCidrRange: proto.String("192.0.3.0/8"),
},
},
Subnetwork: proto.String("projects/someProject/regions/someRegion/subnetworks/someSubnetwork"),
},
},
},
},
subnetAPI: &stubSubnetAPI{
subnet: &computepb.Subnetwork{
SecondaryIpRanges: []*computepb.SubnetworkSecondaryRange{
{
IpCidrRange: proto.String("198.51.100.0/24"),
},
},
},
},
}
self, err := cloud.Self(context.Background())
require.NoError(err)
instance, err := cloud.GetInstance(context.Background(), self.ProviderID)
require.NoError(err)
assert.Equal(self, instance)
}
type stubForwardingRulesAPI struct {
iterator forwardingRuleIterator
}

41
internal/cloud/qemu/metadata.go → internal/cloud/qemu/cloud.go
View File

@ -9,7 +9,6 @@ package qemu
import (
"context"
"encoding/json"
"errors"
"io"
"net/http"
"net/url"
@ -19,12 +18,17 @@ import (
const qemuMetadataEndpoint = "10.42.0.1:8080"
// Metadata implements core.ProviderMetadata interface for QEMU.
type Metadata struct{}
// Cloud provides an interface to fake a CSP API for QEMU instances.
type Cloud struct{}
// New returns a new Cloud instance.
func New() *Cloud {
return &Cloud{}
}
// List retrieves all instances belonging to the current constellation.
func (m *Metadata) List(ctx context.Context) ([]metadata.InstanceMetadata, error) {
instancesRaw, err := m.retrieveMetadata(ctx, "/peers")
func (c *Cloud) List(ctx context.Context) ([]metadata.InstanceMetadata, error) {
instancesRaw, err := c.retrieveMetadata(ctx, "/peers")
if err != nil {
return nil, err
}
@ -35,8 +39,8 @@ func (m *Metadata) List(ctx context.Context) ([]metadata.InstanceMetadata, error
}
// Self retrieves the current instance.
func (m *Metadata) Self(ctx context.Context) (metadata.InstanceMetadata, error) {
instanceRaw, err := m.retrieveMetadata(ctx, "/self")
func (c *Cloud) Self(ctx context.Context) (metadata.InstanceMetadata, error) {
instanceRaw, err := c.retrieveMetadata(ctx, "/self")
if err != nil {
return metadata.InstanceMetadata{}, err
}
@ -46,25 +50,10 @@ func (m *Metadata) Self(ctx context.Context) (metadata.InstanceMetadata, error)
return instance, err
}
// GetInstance retrieves an instance using its providerID.
func (m *Metadata) GetInstance(ctx context.Context, providerID string) (metadata.InstanceMetadata, error) {
instances, err := m.List(ctx)
if err != nil {
return metadata.InstanceMetadata{}, err
}
for _, instance := range instances {
if instance.ProviderID == providerID {
return instance, nil
}
}
return metadata.InstanceMetadata{}, errors.New("instance not found")
}
// GetLoadBalancerEndpoint returns the endpoint of the load balancer.
// For QEMU, the load balancer is the first control plane node returned by the metadata API.
func (m *Metadata) GetLoadBalancerEndpoint(ctx context.Context) (string, error) {
endpointRaw, err := m.retrieveMetadata(ctx, "/endpoint")
func (c *Cloud) GetLoadBalancerEndpoint(ctx context.Context) (string, error) {
endpointRaw, err := c.retrieveMetadata(ctx, "/endpoint")
if err != nil {
return "", err
}
@ -74,13 +63,13 @@ func (m *Metadata) GetLoadBalancerEndpoint(ctx context.Context) (string, error)
}
// UID returns the UID of the constellation.
func (m *Metadata) UID(ctx context.Context) (string, error) {
func (c *Cloud) UID(ctx context.Context) (string, error) {
// We expect only one constellation to be deployed in the same QEMU / libvirt environment.
// the UID can be an empty string.
return "", nil
}
func (m *Metadata) retrieveMetadata(ctx context.Context, uri string) ([]byte, error) {
func (c *Cloud) retrieveMetadata(ctx context.Context, uri string) ([]byte, error) {
url := &url.URL{
Scheme: "http",
Host: qemuMetadataEndpoint,

2
joinservice/cmd/main.go
View File

@ -135,7 +135,7 @@ func getVPCIP(ctx context.Context, provider string) (string, error) {
defer gcpMeta.Close()
metadata = gcpMeta
case cloudprovider.QEMU:
metadata = &qemucloud.Metadata{}
metadata = qemucloud.New()
default:
return "", errors.New("unsupported cloud provider")
}