mirror of
https://github.com/greenpau/caddy-security.git
synced 2025-04-18 08:04:02 +03:00
72 lines
2.4 KiB
Go
72 lines
2.4 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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"github.com/caddyserver/caddy/v2"
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"github.com/caddyserver/caddy/v2/caddyconfig/caddyfile"
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"github.com/greenpau/go-authcrunch/pkg/acl"
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"github.com/greenpau/go-authcrunch/pkg/authz"
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cfgutil "github.com/greenpau/go-authcrunch/pkg/util/cfg"
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"strings"
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)
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func parseCaddyfileAuthorizationACL(h *caddyfile.Dispenser, repl *caddy.Replacer, p *authz.PolicyConfig, rootDirective string, args []string) error {
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if len(args) == 0 {
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return h.Errf("%s directive has no value", rootDirective)
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}
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switch args[0] {
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case "rule":
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if len(args) > 1 {
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return h.Errf("%s directive %q is too long", rootDirective, strings.Join(args, " "))
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}
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rule := &acl.RuleConfiguration{}
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for subNesting := h.Nesting(); h.NextBlock(subNesting); {
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k := h.Val()
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rargs := h.RemainingArgs()
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if len(rargs) == 0 {
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return h.Errf("%s %s directive %v has no values", rootDirective, args[0], k)
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}
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rargs = append([]string{k}, rargs...)
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switch k {
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case "comment":
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rule.Comment = cfgutil.EncodeArgs(rargs)
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case "allow", "deny":
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rule.Action = cfgutil.EncodeArgs(rargs)
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default:
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rule.Conditions = append(rule.Conditions, cfgutil.EncodeArgs(rargs))
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}
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}
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p.AccessListRules = append(p.AccessListRules, rule)
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case "default":
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if len(args) != 2 {
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return h.Errf("%s directive %q is too long", rootDirective, strings.Join(args, " "))
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}
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rule := &acl.RuleConfiguration{
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Conditions: []string{"match any"},
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}
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switch args[1] {
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case "allow", "deny":
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rule.Action = args[1]
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default:
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return h.Errf("%s directive %q must have either allow or deny", rootDirective, strings.Join(args, " "))
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}
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p.AccessListRules = append(p.AccessListRules, rule)
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default:
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return h.Errf("%s directive value of %q is unsupported", rootDirective, strings.Join(args, " "))
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}
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return nil
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}
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