mirror of
https://github.com/greenpau/caddy-security.git
synced 2025-04-18 08:04:02 +03:00
44a1711ec0
More info: * split backends to identity stores and providers * oauth: use first available key to validate token when kid not found (greenpau/caddy-security#77)
102 lines
2.7 KiB
Go
102 lines
2.7 KiB
Go
// Copyright 2022 Paul Greenberg greenpau@outlook.com
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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 security
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import (
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"encoding/json"
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"github.com/caddyserver/caddy/v2"
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"github.com/caddyserver/caddy/v2/caddyconfig"
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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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"github.com/greenpau/caddy-security/pkg/util"
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)
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func init() {
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httpcaddyfile.RegisterDirective("authenticate", getRouteFromParseAuthnPluginCaddyfile)
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}
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func getRouteFromParseAuthnPluginCaddyfile(h httpcaddyfile.Helper) ([]httpcaddyfile.ConfigValue, error) {
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m, err := parseAuthnPluginCaddyfile(h)
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if err != nil {
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return nil, err
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}
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pathMatcher := caddy.ModuleMap{
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"path": h.JSON(caddyhttp.MatchPath{m["path"]}),
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}
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route := caddyhttp.Route{
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HandlersRaw: []json.RawMessage{
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caddyconfig.JSONModuleObject(
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&AuthnMiddleware{
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RouteMatcher: m["path"],
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PortalName: m["portal_name"],
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},
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"handler",
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authnPluginName,
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nil,
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),
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},
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}
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subroute := new(caddyhttp.Subroute)
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subroute.Routes = append([]caddyhttp.Route{route}, subroute.Routes...)
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return h.NewRoute(pathMatcher, subroute), nil
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}
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// parseAuthnPluginCaddyfile parses authentication plugin configuration.
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//
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// Syntax:
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//
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// authenticate [<matcher>] with <portal_name>
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//
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// Examples:
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//
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// authenticate with myportal
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// authenticate * with myportal
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// authenticate /* with myportal
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// authenticate /auth* with myportal
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//
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func parseAuthnPluginCaddyfile(h httpcaddyfile.Helper) (map[string]string, error) {
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var i int
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repl := caddy.NewReplacer()
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args := util.FindReplaceAll(repl, h.RemainingArgs())
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m := make(map[string]string)
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if args[0] != "authenticate" {
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return nil, h.Errf("directive should start with authenticate: %s", args)
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}
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switch len(args) {
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case 3:
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i = 1
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m["path"] = "*"
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m["portal_name"] = args[2]
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case 4:
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i = 2
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m["path"] = args[1]
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m["portal_name"] = args[3]
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default:
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return nil, h.Errf("malformed directive: %s", args)
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}
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if args[0] != "authenticate" {
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return nil, h.Errf("directive should start with authenticate: %s", args)
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}
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if args[i] != "with" {
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return nil, h.Errf("directive must contain %q keyword: %s", "with", args)
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}
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return m, nil
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}
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