125 lines
2.7 KiB
Go
125 lines
2.7 KiB
Go
package acme
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import (
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"encoding/json"
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"io/ioutil"
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"os"
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"github.com/containous/traefik/log"
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"github.com/containous/traefik/safe"
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)
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var _ Store = (*LocalStore)(nil)
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// LocalStore Store implementation for local file
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type LocalStore struct {
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filename string
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storedData *StoredData
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SaveDataChan chan *StoredData
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}
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// NewLocalStore initializes a new LocalStore with a file name
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func NewLocalStore(filename string) LocalStore {
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store := LocalStore{filename: filename, SaveDataChan: make(chan *StoredData)}
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store.listenSaveAction()
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return store
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}
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func (s *LocalStore) get() (*StoredData, error) {
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if s.storedData == nil {
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s.storedData = &StoredData{HTTPChallenges: make(map[string]map[string][]byte)}
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f, err := os.Open(s.filename)
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if err != nil {
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return nil, err
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}
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defer f.Close()
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file, err := ioutil.ReadAll(f)
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if err != nil {
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return nil, err
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}
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if len(file) > 0 {
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if err := json.Unmarshal(file, s.storedData); err != nil {
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return nil, err
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}
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}
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}
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return s.storedData, nil
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}
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// listenSaveAction listens to a chan to store ACME data in json format into LocalStore.filename
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func (s *LocalStore) listenSaveAction() {
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safe.Go(func() {
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for object := range s.SaveDataChan {
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data, err := json.MarshalIndent(object, "", " ")
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if err != nil {
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log.Error(err)
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}
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err = ioutil.WriteFile(s.filename, data, 0600)
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if err != nil {
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log.Error(err)
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}
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}
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})
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}
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// GetAccount returns ACME Account
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func (s *LocalStore) GetAccount() (*Account, error) {
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storedData, err := s.get()
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if err != nil {
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return nil, err
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}
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return storedData.Account, nil
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}
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// SaveAccount stores ACME Account
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func (s *LocalStore) SaveAccount(account *Account) error {
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storedData, err := s.get()
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if err != nil {
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return err
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}
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storedData.Account = account
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s.SaveDataChan <- storedData
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return nil
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}
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// GetCertificates returns ACME Certificates list
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func (s *LocalStore) GetCertificates() ([]*Certificate, error) {
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storedData, err := s.get()
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if err != nil {
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return nil, err
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}
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return storedData.Certificates, nil
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}
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// SaveCertificates stores ACME Certificates list
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func (s *LocalStore) SaveCertificates(certificates []*Certificate) error {
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storedData, err := s.get()
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if err != nil {
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return err
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}
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storedData.Certificates = certificates
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s.SaveDataChan <- storedData
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return nil
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}
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// GetHTTPChallenges returns ACME HTTP Challenges list
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func (s *LocalStore) GetHTTPChallenges() (map[string]map[string][]byte, error) {
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return s.storedData.HTTPChallenges, nil
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}
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// SaveHTTPChallenges stores ACME HTTP Challenges list
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func (s *LocalStore) SaveHTTPChallenges(httpChallenges map[string]map[string][]byte) error {
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s.storedData.HTTPChallenges = httpChallenges
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return nil
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}
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