mirror of
https://github.com/caddyserver/caddy.git
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67 lines
1.8 KiB
Go
67 lines
1.8 KiB
Go
// Copyright 2015 Matthew Holt and The Caddy Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package caddyauth
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import (
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"golang.org/x/crypto/bcrypt"
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"github.com/caddyserver/caddy/v2"
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)
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func init() {
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caddy.RegisterModule(BcryptHash{})
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}
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// BcryptHash implements the bcrypt hash.
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type BcryptHash struct{}
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// CaddyModule returns the Caddy module information.
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func (BcryptHash) CaddyModule() caddy.ModuleInfo {
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return caddy.ModuleInfo{
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ID: "http.authentication.hashes.bcrypt",
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New: func() caddy.Module { return new(BcryptHash) },
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}
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}
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// Compare compares passwords.
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func (BcryptHash) Compare(hashed, plaintext []byte) (bool, error) {
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err := bcrypt.CompareHashAndPassword(hashed, plaintext)
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if err == bcrypt.ErrMismatchedHashAndPassword {
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return false, nil
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}
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if err != nil {
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return false, err
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}
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return true, nil
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}
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// Hash hashes plaintext using a random salt.
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func (BcryptHash) Hash(plaintext []byte) ([]byte, error) {
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return bcrypt.GenerateFromPassword(plaintext, 14)
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}
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// FakeHash returns a fake hash.
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func (BcryptHash) FakeHash() []byte {
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// hashed with the following command:
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// caddy hash-password --plaintext "antitiming" --algorithm "bcrypt"
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return []byte("$2a$14$X3ulqf/iGxnf1k6oMZ.RZeJUoqI9PX2PM4rS5lkIKJXduLGXGPrt6")
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}
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// Interface guards
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var (
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_ Comparer = (*BcryptHash)(nil)
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_ Hasher = (*BcryptHash)(nil)
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)
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