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
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
|
// Copyright (c) Tailscale Inc & contributors
// SPDX-License-Identifier: BSD-3-Clause
package ipnlocal
import (
"bytes"
"cmp"
"crypto/x509"
"encoding/json"
"net/http/httptest"
"net/url"
"os"
"path/filepath"
"reflect"
"testing"
"time"
"tailscale.com/ipn/store/mem"
"tailscale.com/tailcfg"
"tailscale.com/tstest"
"tailscale.com/types/key"
"tailscale.com/types/logger"
"tailscale.com/types/netmap"
"tailscale.com/types/views"
"tailscale.com/util/must"
gcmp "github.com/google/go-cmp/cmp"
"github.com/google/go-cmp/cmp/cmpopts"
)
func TestHandleC2NTLSCertStatus(t *testing.T) {
b := &LocalBackend{
store: &mem.Store{},
varRoot: t.TempDir(),
}
certDir, err := b.certDir()
if err != nil {
t.Fatalf("certDir error: %v", err)
}
if _, err := b.getCertStore(); err != nil {
t.Fatalf("getCertStore error: %v", err)
}
testRoot, err := certTestFS.ReadFile("testdata/rootCA.pem")
if err != nil {
t.Fatal(err)
}
roots := x509.NewCertPool()
if !roots.AppendCertsFromPEM(testRoot) {
t.Fatal("Unable to add test CA to the cert pool")
}
testX509Roots = roots
defer func() { testX509Roots = nil }()
tests := []struct {
name string
domain string
copyFile bool // copy testdata/example.com.pem to the certDir
wantStatus int // 0 means 200
wantError string // wanted non-JSON non-200 error
now time.Time
want *tailcfg.C2NTLSCertInfo
}{
{
name: "no domain",
wantStatus: 400,
wantError: "no 'domain'\n",
},
{
name: "missing",
domain: "example.com",
want: &tailcfg.C2NTLSCertInfo{
Error: "no certificate",
Missing: true,
},
},
{
name: "valid",
domain: "example.com",
now: time.Date(2023, time.February, 20, 0, 0, 0, 0, time.UTC),
copyFile: true,
want: &tailcfg.C2NTLSCertInfo{
Valid: true,
NotBefore: "2023-02-07T20:34:18Z",
NotAfter: "2025-05-07T19:34:18Z",
},
},
{
name: "expired",
domain: "example.com",
now: time.Date(2030, time.February, 20, 0, 0, 0, 0, time.UTC),
copyFile: true,
want: &tailcfg.C2NTLSCertInfo{
Error: "cert expired",
Expired: true,
},
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
os.RemoveAll(certDir) // reset per test
if tt.copyFile {
os.MkdirAll(certDir, 0755)
if err := os.WriteFile(filepath.Join(certDir, "example.com.crt"),
must.Get(os.ReadFile("testdata/example.com.pem")), 0644); err != nil {
t.Fatal(err)
}
if err := os.WriteFile(filepath.Join(certDir, "example.com.key"),
must.Get(os.ReadFile("testdata/example.com-key.pem")), 0644); err != nil {
t.Fatal(err)
}
}
b.clock = tstest.NewClock(tstest.ClockOpts{
Start: tt.now,
})
rec := httptest.NewRecorder()
handleC2NTLSCertStatus(b, rec, httptest.NewRequest("GET", "/tls-cert-status?domain="+url.QueryEscape(tt.domain), nil))
res := rec.Result()
wantStatus := cmp.Or(tt.wantStatus, 200)
if res.StatusCode != wantStatus {
t.Fatalf("status code = %v; want %v. Body: %s", res.Status, wantStatus, rec.Body.Bytes())
}
if wantStatus == 200 {
var got tailcfg.C2NTLSCertInfo
if err := json.Unmarshal(rec.Body.Bytes(), &got); err != nil {
t.Fatalf("bad JSON: %v", err)
}
if !reflect.DeepEqual(&got, tt.want) {
t.Errorf("got %v; want %v", logger.AsJSON(got), logger.AsJSON(tt.want))
}
} else if tt.wantError != "" {
if got := rec.Body.String(); got != tt.wantError {
t.Errorf("body = %q; want %q", got, tt.wantError)
}
}
})
}
}
func TestHandleC2NDebugNetmap(t *testing.T) {
nm := &netmap.NetworkMap{
SelfNode: (&tailcfg.Node{
ID: 100,
Name: "myhost",
StableID: "deadbeef",
Key: key.NewNode().Public(),
Hostinfo: (&tailcfg.Hostinfo{Hostname: "myhost"}).View(),
}).View(),
Peers: []tailcfg.NodeView{
(&tailcfg.Node{
ID: 101,
Name: "peer1",
StableID: "deadbeef",
Key: key.NewNode().Public(),
Hostinfo: (&tailcfg.Hostinfo{Hostname: "peer1"}).View(),
}).View(),
},
}
for _, tt := range []struct {
name string
req *tailcfg.C2NDebugNetmapRequest
want *netmap.NetworkMap
}{
{
name: "simple_get",
want: nm,
},
{
name: "post_no_omit",
req: &tailcfg.C2NDebugNetmapRequest{},
want: nm,
},
{
name: "post_omit_peers_and_name",
req: &tailcfg.C2NDebugNetmapRequest{OmitFields: []string{"Peers", "Name"}},
want: &netmap.NetworkMap{
SelfNode: nm.SelfNode,
},
},
{
name: "post_omit_nonexistent_field",
req: &tailcfg.C2NDebugNetmapRequest{OmitFields: []string{"ThisFieldDoesNotExist"}},
want: nm,
},
} {
t.Run(tt.name, func(t *testing.T) {
b := newTestLocalBackend(t)
b.currentNode().SetNetMap(nm)
rec := httptest.NewRecorder()
req := httptest.NewRequest("GET", "/debug/netmap", nil)
if tt.req != nil {
b, err := json.Marshal(tt.req)
if err != nil {
t.Fatalf("json.Marshal: %v", err)
}
req = httptest.NewRequest("POST", "/debug/netmap", bytes.NewReader(b))
}
handleC2NDebugNetMap(b, rec, req)
res := rec.Result()
wantStatus := 200
if res.StatusCode != wantStatus {
t.Fatalf("status code = %v; want %v. Body: %s", res.Status, wantStatus, rec.Body.Bytes())
}
var resp tailcfg.C2NDebugNetmapResponse
if err := json.Unmarshal(rec.Body.Bytes(), &resp); err != nil {
t.Fatalf("bad JSON: %v", err)
}
got := &netmap.NetworkMap{}
if err := json.Unmarshal(resp.Current, got); err != nil {
t.Fatalf("bad JSON: %v", err)
}
if diff := gcmp.Diff(tt.want, got,
gcmp.AllowUnexported(netmap.NetworkMap{}, key.NodePublic{}, views.Slice[tailcfg.FilterRule]{}),
cmpopts.EquateComparable(key.MachinePublic{}),
); diff != "" {
t.Errorf("netmap mismatch (-want +got):\n%s", diff)
}
})
}
}
|
