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ContainerImage.Pinniped
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Migrate off global logger in impersonatorconfig. 

Signed-off-by: Matt Moyer <moyerm@vmware.com>
This commit is contained in:
Matt Moyer 2021-05-26 12:42:50 -05:00
parent e5a61f3b95
commit b13c494f93
No known key found for this signature in database
GPG Key ID: EAE88AD172C5AE2D
3 changed files with 68 additions and 54 deletions
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114
internal/controller/impersonatorconfig/impersonator_config.go
View File

@ -15,6 +15,7 @@ import (
"strings"
"time"
"github.com/go-logr/logr"
v1 "k8s.io/api/core/v1"
k8serrors "k8s.io/apimachinery/pkg/api/errors"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
@ -27,6 +28,7 @@ import (
"k8s.io/apimachinery/pkg/util/validation"
corev1informers "k8s.io/client-go/informers/core/v1"
"k8s.io/client-go/kubernetes"
"k8s.io/klog/v2"
"go.pinniped.dev/generated/latest/apis/concierge/config/v1alpha1"
pinnipedclientset "go.pinniped.dev/generated/latest/client/concierge/clientset/versioned"
@ -41,7 +43,6 @@ import (
"go.pinniped.dev/internal/controllerlib"
"go.pinniped.dev/internal/dynamiccert"
"go.pinniped.dev/internal/endpointaddr"
"go.pinniped.dev/internal/plog"
)
const (
@ -79,6 +80,8 @@ type impersonatorConfigController struct {
serverStopCh chan struct{}
errorCh chan error
tlsServingCertDynamicCertProvider dynamiccert.Private
infoLog logr.Logger
debugLog logr.Logger
}
func NewImpersonatorConfigController(
@ -100,8 +103,10 @@ func NewImpersonatorConfigController(
impersonatorFunc impersonator.FactoryFunc,
impersonationSignerSecretName string,
impersonationSigningCertProvider dynamiccert.Provider,
log logr.Logger,
) controllerlib.Controller {
secretNames := sets.NewString(tlsSecretName, caSecretName, impersonationSignerSecretName)
log = log.WithName("impersonator-config-controller")
return controllerlib.New(
controllerlib.Config{
Name: "impersonator-config-controller",
@ -123,6 +128,8 @@ func NewImpersonatorConfigController(
impersonationSigningCertProvider: impersonationSigningCertProvider,
impersonatorFunc: impersonatorFunc,
tlsServingCertDynamicCertProvider: dynamiccert.NewServingCert("impersonation-proxy-serving-cert"),
infoLog: log,
debugLog: log.V(10),
},
},
withInformer(credentialIssuerInformer,
@ -151,7 +158,7 @@ func NewImpersonatorConfigController(
}
func (c *impersonatorConfigController) Sync(syncCtx controllerlib.Context) error {
plog.Debug("Starting impersonatorConfigController Sync")
c.debugLog.Info("starting impersonatorConfigController Sync")
// Load the CredentialIssuer that we'll update with status.
credIssuer, err := c.credIssuerInformer.Lister().Get(c.credentialIssuerResourceName)
@ -180,7 +187,7 @@ func (c *impersonatorConfigController) Sync(syncCtx controllerlib.Context) error
)})
if err == nil {
plog.Debug("Successfully finished impersonatorConfigController Sync")
c.debugLog.Info("successfully finished impersonatorConfigController Sync")
}
return err
}
@ -219,7 +226,7 @@ func (c *impersonatorConfigController) doSync(syncCtx controllerlib.Context, cre
return nil, err
}
c.hasControlPlaneNodes = &hasControlPlaneNodes
plog.Debug("Queried for control plane nodes", "foundControlPlaneNodes", hasControlPlaneNodes)
c.debugLog.Info("queried for control plane nodes", "foundControlPlaneNodes", hasControlPlaneNodes)
}
if c.shouldHaveImpersonator(impersonationSpec) {
@ -295,9 +302,7 @@ func (c *impersonatorConfigController) loadImpersonationProxyConfiguration(credI
if err := validateCredentialIssuerSpec(spec); err != nil {
return nil, fmt.Errorf("could not load CredentialIssuer spec.impersonationProxy: %w", err)
}
plog.Info("Read impersonation proxy config",
"credentialIssuer", c.credentialIssuerResourceName,
)
c.infoLog.Info("read impersonation proxy config", "credentialIssuer", c.credentialIssuerResourceName)
return spec, nil
}
@ -392,7 +397,7 @@ func (c *impersonatorConfigController) ensureImpersonatorIsStarted(syncCtx contr
}
}
plog.Info("Starting impersonation proxy", "port", impersonationProxyPort)
c.infoLog.Info("starting impersonation proxy", "port", impersonationProxyPort)
startImpersonatorFunc, err := c.impersonatorFunc(
impersonationProxyPort,
c.tlsServingCertDynamicCertProvider,
@ -427,7 +432,7 @@ func (c *impersonatorConfigController) ensureImpersonatorIsStopped(shouldCloseEr
return nil
}
plog.Info("Stopping impersonation proxy", "port", impersonationProxyPort)
c.infoLog.Info("stopping impersonation proxy", "port", impersonationProxyPort)
close(c.serverStopCh)
stopErr := <-c.errorCh
@ -475,9 +480,9 @@ func (c *impersonatorConfigController) ensureLoadBalancerIsStopped(ctx context.C
return nil
}
plog.Info("Deleting load balancer for impersonation proxy",
"service", c.generatedLoadBalancerServiceName,
"namespace", c.namespace)
c.infoLog.Info("deleting load balancer for impersonation proxy",
"service", klog.KRef(c.namespace, c.generatedLoadBalancerServiceName),
)
return c.k8sClient.CoreV1().Services(c.namespace).Delete(ctx, c.generatedLoadBalancerServiceName, metav1.DeleteOptions{})
}
@ -514,9 +519,9 @@ func (c *impersonatorConfigController) ensureClusterIPServiceIsStopped(ctx conte
return nil
}
plog.Info("Deleting cluster ip for impersonation proxy",
"service", c.generatedClusterIPServiceName,
"namespace", c.namespace)
c.infoLog.Info("deleting cluster ip for impersonation proxy",
"service", klog.KRef(c.namespace, c.generatedClusterIPServiceName),
)
return c.k8sClient.CoreV1().Services(c.namespace).Delete(ctx, c.generatedClusterIPServiceName, metav1.DeleteOptions{})
}
@ -531,10 +536,10 @@ func (c *impersonatorConfigController) createOrUpdateService(ctx context.Context
return err
}
if needsUpdate {
plog.Info("updating service for impersonation proxy",
"service type", service.Spec.Type,
"service", service.Name,
"namespace", c.namespace)
c.infoLog.Info("updating service for impersonation proxy",
"serviceType", service.Spec.Type,
"service", klog.KObj(service),
)
// update only the annotation and loadBalancerIP fields on the service
var newService = &v1.Service{}
existingService.DeepCopyInto(newService)
@ -545,10 +550,10 @@ func (c *impersonatorConfigController) createOrUpdateService(ctx context.Context
}
return nil
}
plog.Info("creating service for impersonation proxy",
"service type", service.Spec.Type,
"service", service.Name,
"namespace", c.namespace)
c.infoLog.Info("creating service for impersonation proxy",
"serviceType", service.Spec.Type,
"service", klog.KObj(service),
)
_, err = c.k8sClient.CoreV1().Services(c.namespace).Create(ctx, service, metav1.CreateOptions{})
return err
}
@ -579,10 +584,10 @@ func (c *impersonatorConfigController) deleteTLSSecretWhenCertificateDoesNotMatc
certPEM := secret.Data[v1.TLSCertKey]
block, _ := pem.Decode(certPEM)
if block == nil {
plog.Warning("Found missing or not PEM-encoded data in TLS Secret",
c.infoLog.Info("found missing or not PEM-encoded data in TLS Secret",
"invalidCertPEM", string(certPEM),
"secret", c.tlsSecretName,
"namespace", c.namespace)
"secret", klog.KObj(secret),
)
deleteErr := c.ensureTLSSecretIsRemoved(ctx)
if deleteErr != nil {
return false, fmt.Errorf("found missing or not PEM-encoded data in TLS Secret, but got error while deleting it: %w", deleteErr)
@ -592,10 +597,10 @@ func (c *impersonatorConfigController) deleteTLSSecretWhenCertificateDoesNotMatc
actualCertFromSecret, err := x509.ParseCertificate(block.Bytes)
if err != nil {
plog.Error("Found invalid PEM data in TLS Secret", err,
c.infoLog.Error(err, "found missing or not PEM-encoded data in TLS Secret",
"invalidCertPEM", string(certPEM),
"secret", c.tlsSecretName,
"namespace", c.namespace)
"secret", klog.KObj(secret),
)
if err = c.ensureTLSSecretIsRemoved(ctx); err != nil {
return false, fmt.Errorf("PEM data represented an invalid cert, but got error while deleting it: %w", err)
}
@ -605,9 +610,10 @@ func (c *impersonatorConfigController) deleteTLSSecretWhenCertificateDoesNotMatc
keyPEM := secret.Data[v1.TLSPrivateKeyKey]
_, err = tls.X509KeyPair(certPEM, keyPEM)
if err != nil {
plog.Error("Found invalid private key PEM data in TLS Secret", err,
"secret", c.tlsSecretName,
"namespace", c.namespace)
c.infoLog.Error(err, "found invalid private key PEM data in TLS Secret",
"invalidCertPEM", string(certPEM),
"secret", klog.KObj(secret),
)
if err = c.ensureTLSSecretIsRemoved(ctx); err != nil {
return false, fmt.Errorf("cert had an invalid private key, but got error while deleting it: %w", err)
}
@ -635,13 +641,13 @@ func (c *impersonatorConfigController) deleteTLSSecretWhenCertificateDoesNotMatc
actualIPs := actualCertFromSecret.IPAddresses
actualHostnames := actualCertFromSecret.DNSNames
plog.Info("Checking TLS certificate names",
c.infoLog.Info("checking TLS certificate names",
"desiredIPs", nameInfo.selectedIPs,
"desiredHostname", nameInfo.selectedHostname,
"actualIPs", actualIPs,
"actualHostnames", actualHostnames,
"secret", c.tlsSecretName,
"namespace", c.namespace)
"secret", klog.KObj(secret),
)
if certHostnameAndIPMatchDesiredState(nameInfo.selectedIPs, actualIPs, nameInfo.selectedHostname, actualHostnames) {
// The cert already matches the desired state, so there is no need to delete/recreate it.
@ -740,9 +746,9 @@ func (c *impersonatorConfigController) createCASecret(ctx context.Context) (*cer
Type: v1.SecretTypeOpaque,
}
plog.Info("Creating CA certificates for impersonation proxy",
"secret", c.caSecretName,
"namespace", c.namespace)
c.infoLog.Info("creating CA certificates for impersonation proxy",
"secret", klog.KObj(&secret),
)
if _, err = c.k8sClient.CoreV1().Secrets(c.namespace).Create(ctx, &secret, metav1.CreateOptions{}); err != nil {
return nil, err
}
@ -781,9 +787,9 @@ func (c *impersonatorConfigController) findTLSCertificateNameFromLoadBalancer()
}
ingresses := lb.Status.LoadBalancer.Ingress
if len(ingresses) == 0 || (ingresses[0].Hostname == "" && ingresses[0].IP == "") {
plog.Info("load balancer for impersonation proxy does not have an ingress yet, so skipping tls cert generation while we wait",
"service", c.generatedLoadBalancerServiceName,
"namespace", c.namespace)
c.infoLog.Info("load balancer for impersonation proxy does not have an ingress yet, so skipping tls cert generation while we wait",
"service", klog.KObj(lb),
)
return &certNameInfo{ready: false}, nil
}
for _, ingress := range ingresses {
@ -859,11 +865,11 @@ func (c *impersonatorConfigController) createNewTLSSecret(ctx context.Context, c
Type: v1.SecretTypeTLS,
}
plog.Info("Creating TLS certificates for impersonation proxy",
c.infoLog.Info("creating TLS certificates for impersonation proxy",
"ips", ips,
"hostnames", hostnames,
"secret", c.tlsSecretName,
"namespace", c.namespace)
"secret", klog.KObj(newTLSSecret),
)
return c.k8sClient.CoreV1().Secrets(c.namespace).Create(ctx, newTLSSecret, metav1.CreateOptions{})
}
@ -876,10 +882,10 @@ func (c *impersonatorConfigController) loadTLSCertFromSecret(tlsSecret *v1.Secre
return fmt.Errorf("could not parse TLS cert PEM data from Secret: %w", err)
}
plog.Info("Loading TLS certificates for impersonation proxy",
c.infoLog.Info("loading TLS certificates for impersonation proxy",
"certPEM", string(certPEM),
"secret", c.tlsSecretName,
"namespace", c.namespace)
"secret", klog.KObj(tlsSecret),
)
return nil
}
@ -892,9 +898,9 @@ func (c *impersonatorConfigController) ensureTLSSecretIsRemoved(ctx context.Cont
if !tlsSecretExists {
return nil
}
plog.Info("Deleting TLS certificates for impersonation proxy",
"secret", c.tlsSecretName,
"namespace", c.namespace)
c.infoLog.Info("deleting TLS certificates for impersonation proxy",
"secret", klog.KRef(c.namespace, c.tlsSecretName),
)
err = c.k8sClient.CoreV1().Secrets(c.namespace).Delete(ctx, c.tlsSecretName, metav1.DeleteOptions{})
notFound := k8serrors.IsNotFound(err)
if notFound {
@ -930,16 +936,16 @@ func (c *impersonatorConfigController) loadSignerCA(status v1alpha1.StrategyStat
return fmt.Errorf("could not load the impersonator's credential signing secret: %w", err)
}
plog.Info("Loading credential signing certificate for impersonation proxy",
c.infoLog.Info("loading credential signing certificate for impersonation proxy",
"certPEM", string(certPEM),
"fromSecret", c.impersonationSignerSecretName,
"namespace", c.namespace)
"secret", klog.KObj(signingCertSecret),
)
return nil
}
func (c *impersonatorConfigController) clearSignerCA() {
plog.Info("Clearing credential signing certificate for impersonation proxy")
c.infoLog.Info("clearing credential signing certificate for impersonation proxy")
c.impersonationSigningCertProvider.UnsetCertKeyContent()
}

7
internal/controller/impersonatorconfig/impersonator_config_test.go
View File

@ -42,6 +42,7 @@ import (
"go.pinniped.dev/internal/dynamiccert"
"go.pinniped.dev/internal/kubeclient"
"go.pinniped.dev/internal/testutil"
"go.pinniped.dev/internal/testutil/testlogger"
)
func TestImpersonatorConfigControllerOptions(t *testing.T) {
@ -60,6 +61,7 @@ func TestImpersonatorConfigControllerOptions(t *testing.T) {
var credIssuerInformerFilter controllerlib.Filter
var servicesInformerFilter controllerlib.Filter
var secretsInformerFilter controllerlib.Filter
var testLog *testlogger.Logger
it.Before(func() {
r = require.New(t)
@ -70,6 +72,7 @@ func TestImpersonatorConfigControllerOptions(t *testing.T) {
credIssuerInformer := pinnipedInformerFactory.Config().V1alpha1().CredentialIssuers()
servicesInformer := sharedInformerFactory.Core().V1().Services()
secretsInformer := sharedInformerFactory.Core().V1().Secrets()
testLog = testlogger.New(t)
_ = NewImpersonatorConfigController(
installedInNamespace,
@ -90,6 +93,7 @@ func TestImpersonatorConfigControllerOptions(t *testing.T) {
nil,
caSignerName,
nil,
testLog,
)
credIssuerInformerFilter = observableWithInformerOption.GetFilterForInformer(credIssuerInformer)
servicesInformerFilter = observableWithInformerOption.GetFilterForInformer(servicesInformer)
@ -288,6 +292,7 @@ func TestImpersonatorConfigControllerSync(t *testing.T) {
var testHTTPServerInterruptCh chan struct{}
var queue *testQueue
var validClientCert *tls.Certificate
var testLog *testlogger.Logger
var impersonatorFunc = func(
port int,
@ -536,6 +541,7 @@ func TestImpersonatorConfigControllerSync(t *testing.T) {
impersonatorFunc,
caSignerName,
signingCertProvider,
testLog,
)
// Set this at the last second to support calling subject.Name().
@ -1038,6 +1044,7 @@ func TestImpersonatorConfigControllerSync(t *testing.T) {
signingCASecret = newSigningKeySecret(caSignerName, signingCACertPEM, signingCAKeyPEM)
validClientCert, err = ca.IssueClientCert("username", nil, time.Hour)
r.NoError(err)
testLog = testlogger.New(t)
})
it.After(func() {

1
internal/controllermanager/prepare_controllers.go
View File

@ -269,6 +269,7 @@ func PrepareControllers(c *Config) (func(ctx context.Context), error) {
impersonator.New,
c.NamesConfig.ImpersonationSignerSecret,
c.ImpersonationSigningCertProvider,
klogr.New(),
),
singletonWorker,
).