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/
endpoints.go
129 lines (105 loc) · 3.78 KB
/
endpoints.go
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package kubernetes
import (
"crypto/sha1"
"encoding/base64"
"github.com/cloudfoundry-incubator/stratos/src/jetstream/repository/interfaces"
log "github.com/sirupsen/logrus"
)
type EndpointStore struct {
portalProxy interfaces.PortalProxy
store interfaces.EndpointRepository
}
func (d *EndpointStore) List(encryptionKey []byte) ([]*interfaces.CNSIRecord, error) {
local, _, err := ListKubernetes()
db, err := d.store.List(encryptionKey)
merged := mergeEndpoints(db, local)
return merged, err
}
func (d *EndpointStore) ListByUser(userGUID string) ([]*interfaces.ConnectedEndpoint, error) {
local, err := ListConnectedKubernetes()
db, err := d.store.ListByUser(userGUID)
merged := mergeConnectedEndpoints(db, local)
return merged, err
}
func (d *EndpointStore) Find(guid string, encryptionKey []byte) (interfaces.CNSIRecord, error) {
local, _, err := ListKubernetes()
if err == nil {
for _, ep := range local {
if ep.GUID == guid {
return *ep, nil
}
}
}
return d.store.Find(guid, encryptionKey)
}
func (d *EndpointStore) FindByAPIEndpoint(endpoint string, encryptionKey []byte) (interfaces.CNSIRecord, error) {
return d.store.FindByAPIEndpoint(endpoint, encryptionKey)
}
func (d *EndpointStore) ListByAPIEndpoint(endpoint string, encryptionKey []byte) ([]*interfaces.CNSIRecord, error) {
local, _, err := ListKubernetes()
db, err := d.store.ListByAPIEndpoint(endpoint, encryptionKey)
merged := mergeEndpoints(db, local)
return merged, err
}
func (d *EndpointStore) ListByCreator(userGUID string, encryptionKey []byte) ([]*interfaces.CNSIRecord, error) {
local, _, err := ListKubernetes()
db, err := d.store.ListByCreator(userGUID, encryptionKey)
merged := mergeEndpoints(db, local)
return merged, err
}
func (d *EndpointStore) Delete(guid string) error {
return d.store.Delete(guid)
}
func (d *EndpointStore) Save(guid string, cnsiRecord interfaces.CNSIRecord, encryptionKey []byte) error {
return d.store.Save(guid, cnsiRecord, encryptionKey)
}
func (d *EndpointStore) Update(endpoint interfaces.CNSIRecord, encryptionKey []byte) error {
return d.store.Update(endpoint, encryptionKey)
}
func (d *EndpointStore) UpdateMetadata(guid string, metadata string) error {
return d.store.UpdateMetadata(guid, metadata)
}
func (d *EndpointStore) SaveOrUpdate(endpoint interfaces.CNSIRecord, encryptionKey []byte) error {
return d.store.SaveOrUpdate(endpoint, encryptionKey)
}
// Merge endpoints, over-riding any in first with those in second
func mergeEndpoints(first, second []*interfaces.CNSIRecord) []*interfaces.CNSIRecord {
urls := make(map[string]bool, 0)
for _, endpoint := range second {
urls[endpoint.APIEndpoint.String()] = true
}
// Filter the first to remove entries in second
merged := make([]*interfaces.CNSIRecord, 0)
for _, endpoint := range first {
if _, ok := urls[endpoint.APIEndpoint.String()]; !ok {
merged = append(merged, endpoint)
} else {
log.Debugf("Removed endpoint: %s", endpoint.APIEndpoint.String())
}
}
merged = append(merged, second...)
return merged
}
// Merge endpoints, over-riding any in first with those in second
func mergeConnectedEndpoints(first, second []*interfaces.ConnectedEndpoint) []*interfaces.ConnectedEndpoint {
urls := make(map[string]bool, 0)
for _, endpoint := range second {
urls[endpoint.APIEndpoint.String()] = true
}
// Filter the first to ermove entries in second
merged := make([]*interfaces.ConnectedEndpoint, 0)
for _, endpoint := range first {
if _, ok := urls[endpoint.APIEndpoint.String()]; !ok {
merged = append(merged, endpoint)
} else {
log.Debugf("Removed endpoint: %s", endpoint.APIEndpoint.String())
}
}
merged = append(merged, second...)
return merged
}
func getEndpointGUID(url string) string {
h := sha1.New()
h.Write([]byte(url))
return base64.RawURLEncoding.EncodeToString(h.Sum(nil))
}