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https://github.com/caddyserver/caddy.git
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baf6db5b57
I am not a lawyer, but according to the appendix of the license, these boilerplate notices should be included with every source file.
108 lines
2.4 KiB
Go
108 lines
2.4 KiB
Go
// Copyright 2015 Light Code Labs, LLC
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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 status
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import (
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"strconv"
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"github.com/mholt/caddy"
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"github.com/mholt/caddy/caddyhttp/httpserver"
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)
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// init registers Status plugin
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func init() {
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caddy.RegisterPlugin("status", caddy.Plugin{
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ServerType: "http",
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Action: setup,
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})
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}
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// setup configures new Status middleware instance.
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func setup(c *caddy.Controller) error {
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rules, err := statusParse(c)
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if err != nil {
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return err
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}
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cfg := httpserver.GetConfig(c)
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mid := func(next httpserver.Handler) httpserver.Handler {
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return Status{Rules: rules, Next: next}
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}
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cfg.AddMiddleware(mid)
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return nil
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}
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// statusParse parses status directive
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func statusParse(c *caddy.Controller) ([]httpserver.HandlerConfig, error) {
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var rules []httpserver.HandlerConfig
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for c.Next() {
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hadBlock := false
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args := c.RemainingArgs()
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switch len(args) {
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case 1:
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status, err := strconv.Atoi(args[0])
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if err != nil {
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return rules, c.Errf("Expecting a numeric status code, got '%s'", args[0])
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}
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for c.NextBlock() {
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hadBlock = true
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basePath := c.Val()
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for _, cfg := range rules {
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rule := cfg.(*Rule)
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if rule.Base == basePath {
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return rules, c.Errf("Duplicate path: '%s'", basePath)
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}
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}
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rule := NewRule(basePath, status)
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rules = append(rules, rule)
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if c.NextArg() {
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return rules, c.ArgErr()
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}
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}
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if !hadBlock {
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return rules, c.ArgErr()
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}
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case 2:
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status, err := strconv.Atoi(args[0])
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if err != nil {
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return rules, c.Errf("Expecting a numeric status code, got '%s'", args[0])
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}
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basePath := args[1]
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for _, cfg := range rules {
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rule := cfg.(*Rule)
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if rule.Base == basePath {
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return rules, c.Errf("Duplicate path: '%s'", basePath)
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}
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}
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rule := NewRule(basePath, status)
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rules = append(rules, rule)
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default:
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return rules, c.ArgErr()
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}
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}
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return rules, nil
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}
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