-
-
Notifications
You must be signed in to change notification settings - Fork 72
/
caddyfile_authn_ui.go
178 lines (174 loc) · 6.33 KB
/
caddyfile_authn_ui.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
// Copyright 2022 Paul Greenberg greenpau@outlook.com
//
// 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 security
import (
"github.com/caddyserver/caddy/v2"
"github.com/caddyserver/caddy/v2/caddyconfig/caddyfile"
"github.com/greenpau/caddy-security/pkg/util"
"github.com/greenpau/go-authcrunch/pkg/authn"
"github.com/greenpau/go-authcrunch/pkg/authn/ui"
"io/ioutil"
"strings"
)
func parseCaddyfileAuthPortalUI(h *caddyfile.Dispenser, repl *caddy.Replacer, portal *authn.PortalConfig, rootDirective string) error {
for nesting := h.Nesting(); h.NextBlock(nesting); {
subDirective := h.Val()
switch subDirective {
case "template":
hargs := util.FindReplaceAll(repl, h.RemainingArgs())
switch {
case len(hargs) == 2:
portal.UI.Templates[hargs[0]] = hargs[1]
default:
args := strings.Join(h.RemainingArgs(), " ")
return h.Errf("%s directive %q is invalid", rootDirective, args)
}
case "theme":
if !h.NextArg() {
return h.Errf("%s %s subdirective has no value", rootDirective, subDirective)
}
portal.UI.Theme = h.Val()
case "logo":
hargs := util.FindReplaceAll(repl, h.RemainingArgs())
args := strings.Join(hargs, " ")
args = strings.TrimSpace(args)
switch {
case strings.HasPrefix(args, "url"):
portal.UI.LogoURL = strings.ReplaceAll(args, "url ", "")
case strings.HasPrefix(args, "description"):
portal.UI.LogoDescription = strings.ReplaceAll(args, "description ", "")
case args == "":
return h.Errf("%s %s directive has no value", rootDirective, subDirective)
default:
return h.Errf("%s directive %q is unsupported", rootDirective, args)
}
case "meta":
hargs := util.FindReplaceAll(repl, h.RemainingArgs())
args := strings.Join(hargs, " ")
args = strings.TrimSpace(args)
switch {
case strings.HasPrefix(args, "title"):
portal.UI.MetaTitle = strings.ReplaceAll(args, "title ", "")
case strings.HasPrefix(args, "author"):
portal.UI.MetaAuthor = strings.ReplaceAll(args, "author ", "")
case strings.HasPrefix(args, "description"):
portal.UI.MetaDescription = strings.ReplaceAll(args, "description ", "")
case args == "":
return h.Errf("%s %s directive has no value", rootDirective, subDirective)
default:
return h.Errf("%s directive %q is unsupported", rootDirective, args)
}
case "auto_redirect_url":
if !h.NextArg() {
return h.Errf("%s %s subdirective has no value", rootDirective, subDirective)
}
portal.UI.AutoRedirectURL = util.FindReplace(repl, h.Val())
case "links":
for subNesting := h.Nesting(); h.NextBlock(subNesting); {
title := h.Val()
args := util.FindReplaceAll(repl, h.RemainingArgs())
if len(args) == 0 {
return h.Errf("auth backend %s subdirective %s has no value", subDirective, title)
}
privateLink := ui.Link{
Title: title,
Link: args[0],
}
if len(args) == 1 {
portal.UI.PrivateLinks = append(portal.UI.PrivateLinks, privateLink)
continue
}
argp := 1
disabledLink := false
for argp < len(args) {
switch args[argp] {
case "target_blank":
privateLink.Target = "_blank"
privateLink.TargetEnabled = true
case "icon":
argp++
if argp < len(args) {
privateLink.IconName = args[argp]
privateLink.IconEnabled = true
}
case "disabled":
disabledLink = true
default:
return h.Errf("auth backend %s subdirective %s has unsupported key %s", subDirective, title, args[argp])
}
argp++
}
if disabledLink {
continue
}
portal.UI.PrivateLinks = append(portal.UI.PrivateLinks, privateLink)
}
case "custom":
args := strings.Join(util.FindReplaceAll(repl, h.RemainingArgs()), " ")
args = strings.TrimSpace(args)
switch {
case strings.HasPrefix(args, "css path"):
portal.UI.CustomCSSPath = strings.ReplaceAll(args, "css path ", "")
case strings.HasPrefix(args, "css"):
portal.UI.CustomCSSPath = strings.ReplaceAll(args, "css ", "")
case strings.HasPrefix(args, "js path"):
portal.UI.CustomJsPath = strings.ReplaceAll(args, "js path ", "")
case strings.HasPrefix(args, "js"):
portal.UI.CustomJsPath = strings.ReplaceAll(args, "js ", "")
case strings.HasPrefix(args, "html header path"):
args = strings.ReplaceAll(args, "html header path ", "")
b, err := ioutil.ReadFile(args)
if err != nil {
return h.Errf("%s %s subdirective: %s %v", rootDirective, subDirective, args, err)
}
for k, v := range ui.PageTemplates {
headIndex := strings.Index(v, "<meta name=\"description\"")
if headIndex < 1 {
continue
}
v = v[:headIndex] + string(b) + v[headIndex:]
ui.PageTemplates[k] = v
}
case args == "":
return h.Errf("%s %s directive has no value", rootDirective, subDirective)
default:
return h.Errf("%s directive %q is unsupported", rootDirective, args)
}
case "static_asset":
args := util.FindReplaceAll(repl, h.RemainingArgs())
if len(args) != 3 {
return h.Errf("auth backend %s subdirective %s is malformed", rootDirective, subDirective)
}
prefix := "assets/"
assetURI := args[0]
assetContentType := args[1]
assetPath := args[2]
if !strings.HasPrefix(assetURI, prefix) {
return h.Errf("auth backend %s subdirective %s URI must be prefixed with %s, got %s",
rootDirective, subDirective, prefix, assetURI)
}
if err := ui.StaticAssets.AddAsset(assetURI, assetContentType, assetPath); err != nil {
return h.Errf("auth backend %s subdirective %s failed: %s", rootDirective, subDirective, err)
}
case "disable":
args := util.FindReplaceAll(repl, h.RemainingArgs())
if err := portal.UI.DisablePage(args); err != nil {
return h.Errf("auth backend %s subdirective %s is malformed: %v", rootDirective, subDirective, err)
}
default:
return h.Errf("unsupported subdirective for %s: %s", rootDirective, subDirective)
}
}
return nil
}