caddy/caddyhttp/requestid/setup.go

47 lines
1.1 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 requestid
import (
"github.com/mholt/caddy"
"github.com/mholt/caddy/caddyhttp/httpserver"
)
func init() {
caddy.RegisterPlugin("request_id", caddy.Plugin{
ServerType: "http",
Action: setup,
})
}
func setup(c *caddy.Controller) error {
var headerName string
for c.Next() {
if c.NextArg() {
headerName = c.Val()
}
if c.NextArg() {
return c.ArgErr()
}
}
httpserver.GetConfig(c).AddMiddleware(func(next httpserver.Handler) httpserver.Handler {
return Handler{Next: next, HeaderName: headerName}
})
return nil
}