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53 lines
1.7 KiB
53 lines
1.7 KiB
// 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 reverseproxy
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import (
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"github.com/caddyserver/caddy/v2"
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"github.com/caddyserver/caddy/v2/caddyconfig/httpcaddyfile"
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"github.com/caddyserver/caddy/v2/modules/caddyhttp"
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)
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func init() {
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caddy.RegisterModule(new(LoadBalanced))
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httpcaddyfile.RegisterHandlerDirective("reverse_proxy", parseCaddyfile) // TODO: "proxy"?
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}
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// CaddyModule returns the Caddy module information.
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func (*LoadBalanced) CaddyModule() caddy.ModuleInfo {
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return caddy.ModuleInfo{
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Name: "http.handlers.reverse_proxy",
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New: func() caddy.Module { return new(LoadBalanced) },
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}
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}
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// parseCaddyfile sets up the handler from Caddyfile tokens. Syntax:
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//
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// proxy [<matcher>] <to>
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//
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// TODO: This needs to be finished. It definitely needs to be able to open a block...
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func parseCaddyfile(h httpcaddyfile.Helper) (caddyhttp.MiddlewareHandler, error) {
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lb := new(LoadBalanced)
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for h.Next() {
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allTo := h.RemainingArgs()
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if len(allTo) == 0 {
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return nil, h.ArgErr()
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}
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for _, to := range allTo {
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lb.Upstreams = append(lb.Upstreams, &UpstreamConfig{Host: to})
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}
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}
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return lb, nil
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}
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