mirror of
https://github.com/caddyserver/caddy.git
synced 2024-12-01 21:24:23 +08:00
baf6db5b57
I am not a lawyer, but according to the appendix of the license, these boilerplate notices should be included with every source file.
114 lines
2.8 KiB
Go
114 lines
2.8 KiB
Go
// Copyright 2015 Light Code Labs, LLC
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
package basicauth
|
|
|
|
import (
|
|
"strings"
|
|
|
|
"github.com/mholt/caddy"
|
|
"github.com/mholt/caddy/caddyhttp/httpserver"
|
|
)
|
|
|
|
func init() {
|
|
caddy.RegisterPlugin("basicauth", caddy.Plugin{
|
|
ServerType: "http",
|
|
Action: setup,
|
|
})
|
|
}
|
|
|
|
// setup configures a new BasicAuth middleware instance.
|
|
func setup(c *caddy.Controller) error {
|
|
cfg := httpserver.GetConfig(c)
|
|
root := cfg.Root
|
|
|
|
rules, err := basicAuthParse(c)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
basic := BasicAuth{Rules: rules}
|
|
|
|
cfg.AddMiddleware(func(next httpserver.Handler) httpserver.Handler {
|
|
basic.Next = next
|
|
basic.SiteRoot = root
|
|
return basic
|
|
})
|
|
|
|
return nil
|
|
}
|
|
|
|
func basicAuthParse(c *caddy.Controller) ([]Rule, error) {
|
|
var rules []Rule
|
|
cfg := httpserver.GetConfig(c)
|
|
|
|
var err error
|
|
for c.Next() {
|
|
var rule Rule
|
|
|
|
args := c.RemainingArgs()
|
|
|
|
switch len(args) {
|
|
case 2:
|
|
rule.Username = args[0]
|
|
if rule.Password, err = passwordMatcher(rule.Username, args[1], cfg.Root); err != nil {
|
|
return rules, c.Errf("Get password matcher from %s: %v", c.Val(), err)
|
|
}
|
|
case 3:
|
|
rule.Resources = append(rule.Resources, args[0])
|
|
rule.Username = args[1]
|
|
if rule.Password, err = passwordMatcher(rule.Username, args[2], cfg.Root); err != nil {
|
|
return rules, c.Errf("Get password matcher from %s: %v", c.Val(), err)
|
|
}
|
|
default:
|
|
return rules, c.ArgErr()
|
|
}
|
|
|
|
// If nested block is present, process it here
|
|
for c.NextBlock() {
|
|
val := c.Val()
|
|
args = c.RemainingArgs()
|
|
switch len(args) {
|
|
case 0:
|
|
// Assume single argument is path resource
|
|
rule.Resources = append(rule.Resources, val)
|
|
case 1:
|
|
if val == "realm" {
|
|
if rule.Realm == "" {
|
|
rule.Realm = strings.Replace(args[0], `"`, `\"`, -1)
|
|
} else {
|
|
return rules, c.Errf("\"realm\" subdirective can only be specified once")
|
|
}
|
|
} else {
|
|
return rules, c.Errf("expecting \"realm\", got \"%s\"", val)
|
|
}
|
|
default:
|
|
return rules, c.ArgErr()
|
|
}
|
|
}
|
|
|
|
rules = append(rules, rule)
|
|
}
|
|
|
|
return rules, nil
|
|
}
|
|
|
|
func passwordMatcher(username, passw, siteRoot string) (PasswordMatcher, error) {
|
|
htpasswdPrefix := "htpasswd="
|
|
if !strings.HasPrefix(passw, htpasswdPrefix) {
|
|
return PlainMatcher(passw), nil
|
|
}
|
|
return GetHtpasswdMatcher(passw[len(htpasswdPrefix):], username, siteRoot)
|
|
}
|