From 8c12c6939aab9106db14ec2d11d983bc5b29fb2c Mon Sep 17 00:00:00 2001 From: Niall Sheridan Date: Sun, 7 Jul 2019 21:33:44 +0100 Subject: Switch to modules --- vendor/golang.org/x/crypto/acme/autocert/cache.go | 130 ---------------------- 1 file changed, 130 deletions(-) delete mode 100644 vendor/golang.org/x/crypto/acme/autocert/cache.go (limited to 'vendor/golang.org/x/crypto/acme/autocert/cache.go') diff --git a/vendor/golang.org/x/crypto/acme/autocert/cache.go b/vendor/golang.org/x/crypto/acme/autocert/cache.go deleted file mode 100644 index aa9aa84..0000000 --- a/vendor/golang.org/x/crypto/acme/autocert/cache.go +++ /dev/null @@ -1,130 +0,0 @@ -// Copyright 2016 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -package autocert - -import ( - "context" - "errors" - "io/ioutil" - "os" - "path/filepath" -) - -// ErrCacheMiss is returned when a certificate is not found in cache. -var ErrCacheMiss = errors.New("acme/autocert: certificate cache miss") - -// Cache is used by Manager to store and retrieve previously obtained certificates -// and other account data as opaque blobs. -// -// Cache implementations should not rely on the key naming pattern. Keys can -// include any printable ASCII characters, except the following: \/:*?"<>| -type Cache interface { - // Get returns a certificate data for the specified key. - // If there's no such key, Get returns ErrCacheMiss. - Get(ctx context.Context, key string) ([]byte, error) - - // Put stores the data in the cache under the specified key. - // Underlying implementations may use any data storage format, - // as long as the reverse operation, Get, results in the original data. - Put(ctx context.Context, key string, data []byte) error - - // Delete removes a certificate data from the cache under the specified key. - // If there's no such key in the cache, Delete returns nil. - Delete(ctx context.Context, key string) error -} - -// DirCache implements Cache using a directory on the local filesystem. -// If the directory does not exist, it will be created with 0700 permissions. -type DirCache string - -// Get reads a certificate data from the specified file name. -func (d DirCache) Get(ctx context.Context, name string) ([]byte, error) { - name = filepath.Join(string(d), name) - var ( - data []byte - err error - done = make(chan struct{}) - ) - go func() { - data, err = ioutil.ReadFile(name) - close(done) - }() - select { - case <-ctx.Done(): - return nil, ctx.Err() - case <-done: - } - if os.IsNotExist(err) { - return nil, ErrCacheMiss - } - return data, err -} - -// Put writes the certificate data to the specified file name. -// The file will be created with 0600 permissions. -func (d DirCache) Put(ctx context.Context, name string, data []byte) error { - if err := os.MkdirAll(string(d), 0700); err != nil { - return err - } - - done := make(chan struct{}) - var err error - go func() { - defer close(done) - var tmp string - if tmp, err = d.writeTempFile(name, data); err != nil { - return - } - select { - case <-ctx.Done(): - // Don't overwrite the file if the context was canceled. - default: - newName := filepath.Join(string(d), name) - err = os.Rename(tmp, newName) - } - }() - select { - case <-ctx.Done(): - return ctx.Err() - case <-done: - } - return err -} - -// Delete removes the specified file name. -func (d DirCache) Delete(ctx context.Context, name string) error { - name = filepath.Join(string(d), name) - var ( - err error - done = make(chan struct{}) - ) - go func() { - err = os.Remove(name) - close(done) - }() - select { - case <-ctx.Done(): - return ctx.Err() - case <-done: - } - if err != nil && !os.IsNotExist(err) { - return err - } - return nil -} - -// writeTempFile writes b to a temporary file, closes the file and returns its path. -func (d DirCache) writeTempFile(prefix string, b []byte) (string, error) { - // TempFile uses 0600 permissions - f, err := ioutil.TempFile(string(d), prefix) - if err != nil { - return "", err - } - if _, err := f.Write(b); err != nil { - f.Close() - return "", err - } - return f.Name(), f.Close() -} -- cgit v1.2.3