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UPSTREAM: 88763: cleans up dynamiccertificates package #7

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Merged
merged 1 commit into from
Apr 2, 2020
Merged

UPSTREAM: 88763: cleans up dynamiccertificates package #7

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5 changes: 1 addition & 4 deletions pkg/server/dynamiccertificates/configmap_cafile_content.go
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Original file line number Diff line number Diff line change
Expand Up @@ -97,10 +97,7 @@ func NewDynamicCAFromConfigMapController(purpose, namespace, name, key string, k
queue: workqueue.NewNamedRateLimitingQueue(workqueue.DefaultControllerRateLimiter(), fmt.Sprintf("DynamicConfigMapCABundle-%s", purpose)),
preRunCaches: []cache.InformerSynced{uncastConfigmapInformer.HasSynced},
}
if err := c.loadCABundle(); err != nil {
// don't fail, but do print out a message
klog.Warningf("unable to load initial CA bundle for: %q due to: %s", c.name, err)
}

uncastConfigmapInformer.AddEventHandler(cache.FilteringResourceEventHandler{
FilterFunc: func(obj interface{}) bool {
if cast, ok := obj.(*corev1.ConfigMap); ok {
Expand Down
1 change: 1 addition & 0 deletions pkg/server/dynamiccertificates/dynamic_cafile_content.go
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Expand Up @@ -126,6 +126,7 @@ func (c *DynamicFileCAContent) loadCABundle() error {
return err
}
c.caBundle.Store(caBundleAndVerifier)
klog.V(2).Infof("Loaded a new CA Bundle and Verifier for %q", c.Name())

for _, listener := range c.listeners {
listener.Enqueue()
Expand Down
57 changes: 0 additions & 57 deletions pkg/server/dynamiccertificates/static_content.go
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Expand Up @@ -19,8 +19,6 @@ package dynamiccertificates
import (
"crypto/tls"
"crypto/x509"
"fmt"
"io/ioutil"
)

type staticCAContent struct {
Expand All @@ -30,19 +28,6 @@ type staticCAContent struct {

var _ CAContentProvider = &staticCAContent{}

// NewStaticCAContentFromFile returns a CAContentProvider based on a filename
func NewStaticCAContentFromFile(filename string) (CAContentProvider, error) {
if len(filename) == 0 {
return nil, fmt.Errorf("missing filename for ca bundle")
}

caBundle, err := ioutil.ReadFile(filename)
if err != nil {
return nil, err
}
return NewStaticCAContent(filename, caBundle)
}

// NewStaticCAContent returns a CAContentProvider that always returns the same value
func NewStaticCAContent(name string, caBundle []byte) (CAContentProvider, error) {
caBundleAndVerifier, err := newCABundleAndVerifier(name, caBundle)
Expand Down Expand Up @@ -81,48 +66,6 @@ type staticSNICertKeyContent struct {
sniNames []string
}

// NewStaticCertKeyContentFromFiles returns a CertKeyContentProvider based on a filename
func NewStaticCertKeyContentFromFiles(certFile, keyFile string) (CertKeyContentProvider, error) {
if len(certFile) == 0 {
return nil, fmt.Errorf("missing filename for certificate")
}
if len(keyFile) == 0 {
return nil, fmt.Errorf("missing filename for key")
}

certPEMBlock, err := ioutil.ReadFile(certFile)
if err != nil {
return nil, err
}
keyPEMBlock, err := ioutil.ReadFile(keyFile)
if err != nil {
return nil, err
}

return NewStaticCertKeyContent(fmt.Sprintf("cert: %s, key: %s", certFile, keyFile), certPEMBlock, keyPEMBlock)
}

// NewStaticSNICertKeyContentFromFiles returns a SNICertKeyContentProvider based on a filename
func NewStaticSNICertKeyContentFromFiles(certFile, keyFile string, sniNames ...string) (SNICertKeyContentProvider, error) {
if len(certFile) == 0 {
return nil, fmt.Errorf("missing filename for certificate")
}
if len(keyFile) == 0 {
return nil, fmt.Errorf("missing filename for key")
}

certPEMBlock, err := ioutil.ReadFile(certFile)
if err != nil {
return nil, err
}
keyPEMBlock, err := ioutil.ReadFile(keyFile)
if err != nil {
return nil, err
}

return NewStaticSNICertKeyContent(fmt.Sprintf("cert: %s, key: %s", certFile, keyFile), certPEMBlock, keyPEMBlock, sniNames...)
}

// NewStaticCertKeyContent returns a CertKeyContentProvider that always returns the same value
func NewStaticCertKeyContent(name string, cert, key []byte) (CertKeyContentProvider, error) {
// Ensure that the key matches the cert and both are valid
Expand Down