forked from openshift/origin
-
Notifications
You must be signed in to change notification settings - Fork 0
/
origin_master.go
427 lines (365 loc) · 12.6 KB
/
origin_master.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
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
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
package server
import (
"crypto/x509"
"fmt"
"net"
_ "net/http/pprof"
"strings"
"time"
"code.google.com/p/go-uuid/uuid"
"github.com/GoogleCloudPlatform/kubernetes/pkg/auth/user"
kclient "github.com/GoogleCloudPlatform/kubernetes/pkg/client"
clientcmdapi "github.com/GoogleCloudPlatform/kubernetes/pkg/client/clientcmd/api"
"github.com/GoogleCloudPlatform/kubernetes/pkg/util"
osclient "github.com/openshift/origin/pkg/client"
"github.com/openshift/origin/pkg/cmd/server/crypto"
"github.com/openshift/origin/pkg/cmd/server/origin"
)
func (cfg Config) BuildOriginMasterConfig() (*origin.MasterConfig, error) {
masterAddr, err := cfg.GetMasterAddress()
if err != nil {
return nil, err
}
kubeAddr, err := cfg.GetKubernetesAddress()
if err != nil {
return nil, err
}
masterPublicAddr, err := cfg.GetMasterPublicAddress()
if err != nil {
return nil, err
}
kubePublicAddr, err := cfg.GetKubernetesPublicAddress()
if err != nil {
return nil, err
}
assetPublicAddr, err := cfg.GetAssetPublicAddress()
if err != nil {
return nil, err
}
corsAllowedOrigins := []string{}
corsAllowedOrigins = append(corsAllowedOrigins, cfg.CORSAllowedOrigins...)
// always include the all-in-one server's web console as an allowed CORS origin
// always include localhost as an allowed CORS origin
// always include master public address as an allowed CORS origin
for _, origin := range []string{assetPublicAddr.Host, masterPublicAddr.Host, "localhost", "127.0.0.1"} {
// TODO: check if origin is already allowed
corsAllowedOrigins = append(corsAllowedOrigins, origin)
}
etcdHelper, err := cfg.newOpenShiftEtcdHelper()
if err != nil {
return nil, fmt.Errorf("Error setting up server storage: %v", err)
}
masterCertFile, masterKeyFile, err := cfg.GetMasterCert()
if err != nil {
return nil, err
}
assetCertFile, assetKeyFile, err := cfg.GetAssetCert()
if err != nil {
return nil, err
}
clientCAs, err := cfg.GetClientCAs()
if err != nil {
return nil, err
}
kubeClient, kubeClientConfig, err := cfg.GetKubeClient()
if err != nil {
return nil, err
}
openshiftClient, openshiftClientConfig, err := cfg.GetOpenshiftClient()
if err != nil {
return nil, err
}
deployerClientConfig, err := cfg.GetOpenshiftDeployerClientConfig()
if err != nil {
return nil, err
}
openshiftConfigParameters := origin.MasterConfigParameters{
MasterBindAddr: cfg.BindAddr.URL.Host,
AssetBindAddr: cfg.GetAssetBindAddress(),
MasterAddr: masterAddr.String(),
KubernetesAddr: kubeAddr.String(),
MasterPublicAddr: masterPublicAddr.String(),
KubernetesPublicAddr: kubePublicAddr.String(),
AssetPublicAddr: assetPublicAddr.String(),
CORSAllowedOrigins: corsAllowedOrigins,
MasterAuthorizationNamespace: "master",
LogoutURI: env("OPENSHIFT_LOGOUT_URI", ""),
EtcdHelper: etcdHelper,
MasterCertFile: masterCertFile,
MasterKeyFile: masterKeyFile,
AssetCertFile: assetCertFile,
AssetKeyFile: assetKeyFile,
ClientCAs: clientCAs,
KubeClient: kubeClient,
KubeClientConfig: *kubeClientConfig,
OSClient: openshiftClient,
OSClientConfig: *openshiftClientConfig,
DeployerOSClientConfig: *deployerClientConfig,
ImageFor: cfg.ImageTemplate.ExpandOrDie,
}
openshiftConfig, err := origin.BuildMasterConfig(openshiftConfigParameters)
if err != nil {
return nil, err
}
return openshiftConfig, nil
}
func (cfg Config) BuildAuthConfig() (*origin.AuthConfig, error) {
masterAddr, err := cfg.GetMasterAddress()
if err != nil {
return nil, err
}
masterPublicAddr, err := cfg.GetMasterPublicAddress()
if err != nil {
return nil, err
}
assetPublicAddr, err := cfg.GetAssetPublicAddress()
if err != nil {
return nil, err
}
clientCAs, err := cfg.GetClientCAs()
if err != nil {
return nil, err
}
// Build the list of valid redirect_uri prefixes for a login using the openshift-web-console client to redirect to
// TODO: allow configuring this
// TODO: remove hard-coding of development UI server
assetPublicAddresses := []string{assetPublicAddr.String(), "http://localhost:9000", "https://localhost:9000"}
etcdHelper, err := cfg.newOpenShiftEtcdHelper()
if err != nil {
return nil, fmt.Errorf("Error setting up server storage: %v", err)
}
// Default to a session authenticator (for browsers), and a basicauth authenticator (for clients responding to WWW-Authenticate challenges)
defaultAuthRequestHandlers := strings.Join([]string{
string(origin.AuthRequestHandlerSession),
string(origin.AuthRequestHandlerBasicAuth),
}, ",")
ret := &origin.AuthConfig{
MasterAddr: masterAddr.String(),
MasterPublicAddr: masterPublicAddr.String(),
AssetPublicAddresses: assetPublicAddresses,
MasterRoots: clientCAs,
EtcdHelper: etcdHelper,
// Max token ages
AuthorizeTokenMaxAgeSeconds: envInt("OPENSHIFT_OAUTH_AUTHORIZE_TOKEN_MAX_AGE_SECONDS", 300, 1),
AccessTokenMaxAgeSeconds: envInt("OPENSHIFT_OAUTH_ACCESS_TOKEN_MAX_AGE_SECONDS", 3600, 1),
// Handlers
AuthRequestHandlers: origin.ParseAuthRequestHandlerTypes(env("OPENSHIFT_OAUTH_REQUEST_HANDLERS", defaultAuthRequestHandlers)),
AuthHandler: origin.AuthHandlerType(env("OPENSHIFT_OAUTH_HANDLER", string(origin.AuthHandlerLogin))),
GrantHandler: origin.GrantHandlerType(env("OPENSHIFT_OAUTH_GRANT_HANDLER", string(origin.GrantHandlerAuto))),
// RequestHeader config
RequestHeaders: strings.Split(env("OPENSHIFT_OAUTH_REQUEST_HEADERS", "X-Remote-User"), ","),
// Session config (default to unknowable secret)
SessionSecrets: []string{env("OPENSHIFT_OAUTH_SESSION_SECRET", uuid.NewUUID().String())},
SessionMaxAgeSeconds: envInt("OPENSHIFT_OAUTH_SESSION_MAX_AGE_SECONDS", 300, 1),
SessionName: env("OPENSHIFT_OAUTH_SESSION_NAME", "ssn"),
// Password config
PasswordAuth: origin.PasswordAuthType(env("OPENSHIFT_OAUTH_PASSWORD_AUTH", string(origin.PasswordAuthAnyPassword))),
BasicAuthURL: env("OPENSHIFT_OAUTH_BASIC_AUTH_URL", ""),
HTPasswdFile: env("OPENSHIFT_OAUTH_HTPASSWD_FILE", ""),
// Token config
TokenStore: origin.TokenStoreType(env("OPENSHIFT_OAUTH_TOKEN_STORE", string(origin.TokenStoreOAuth))),
TokenFilePath: env("OPENSHIFT_OAUTH_TOKEN_FILE_PATH", ""),
// Google config
GoogleClientID: env("OPENSHIFT_OAUTH_GOOGLE_CLIENT_ID", ""),
GoogleClientSecret: env("OPENSHIFT_OAUTH_GOOGLE_CLIENT_SECRET", ""),
// GitHub config
GithubClientID: env("OPENSHIFT_OAUTH_GITHUB_CLIENT_ID", ""),
GithubClientSecret: env("OPENSHIFT_OAUTH_GITHUB_CLIENT_SECRET", ""),
}
return ret, nil
}
func (cfg Config) newCA() (*crypto.CA, error) {
masterAddr, err := cfg.GetMasterAddress()
if err != nil {
return nil, err
}
// Bootstrap CA
// TODO: store this (or parts of this) in etcd?
ca, err := crypto.InitCA(cfg.CertDir, fmt.Sprintf("%s@%d", masterAddr.Host, time.Now().Unix()))
if err != nil {
return nil, fmt.Errorf("Unable to configure certificate authority: %v", err)
}
return ca, nil
}
func (cfg Config) GetClientCAs() (*x509.CertPool, error) {
ca, err := cfg.newCA()
if err != nil {
return nil, err
}
// Save cert roots
roots := x509.NewCertPool()
for _, root := range ca.Config.Roots {
roots.AddCert(root)
}
return roots, nil
}
func (cfg Config) GetServerCertHostnames() ([]string, error) {
masterAddr, err := cfg.GetMasterAddress()
if err != nil {
return nil, err
}
masterPublicAddr, err := cfg.GetMasterPublicAddress()
if err != nil {
return nil, err
}
kubePublicAddr, err := cfg.GetKubernetesPublicAddress()
if err != nil {
return nil, err
}
assetPublicAddr, err := cfg.GetAssetPublicAddress()
if err != nil {
return nil, err
}
// 172.17.42.1 enables the router to call back out to the master
// TODO: Remove 172.17.42.1 once we can figure out how to validate the master's cert from inside a pod, or tell pods the real IP for the master
allHostnames := util.NewStringSet("localhost", "127.0.0.1", "172.17.42.1", masterAddr.Host, masterPublicAddr.Host, kubePublicAddr.Host, assetPublicAddr.Host)
certHostnames := util.StringSet{}
for hostname := range allHostnames {
if host, _, err := net.SplitHostPort(hostname); err == nil {
// add the hostname without the port
certHostnames.Insert(host)
} else {
// add the originally specified hostname
certHostnames.Insert(hostname)
}
}
return certHostnames.List(), nil
}
func (cfg Config) GetMasterCert() (certFile string, keyFile string, err error) {
ca, err := cfg.newCA()
if err != nil {
return "", "", err
}
certHostnames, err := cfg.GetServerCertHostnames()
if err != nil {
return "", "", err
}
serverCert, err := ca.MakeServerCert("master", certHostnames)
if err != nil {
return "", "", err
}
return serverCert.CertFile, serverCert.KeyFile, nil
}
func (cfg Config) GetAssetCert() (certFile string, keyFile string, err error) {
ca, err := cfg.newCA()
if err != nil {
return "", "", err
}
certHostnames, err := cfg.GetServerCertHostnames()
if err != nil {
return "", "", err
}
serverCert, err := ca.MakeServerCert("master", certHostnames)
if err != nil {
return "", "", err
}
return serverCert.CertFile, serverCert.KeyFile, nil
}
func (cfg Config) newClientConfigTemplate() (*clientcmdapi.Config, error) {
masterAddr, err := cfg.GetMasterAddress()
if err != nil {
return nil, err
}
masterPublicAddr, err := cfg.GetMasterPublicAddress()
if err != nil {
return nil, err
}
return &clientcmdapi.Config{
Clusters: map[string]clientcmdapi.Cluster{
"master": {Server: masterAddr.String()},
"public-master": {Server: masterPublicAddr.String()},
},
Contexts: map[string]clientcmdapi.Context{
"master": {Cluster: "master"},
"public-master": {Cluster: "public-master"},
},
CurrentContext: "master",
}, nil
}
func (cfg Config) GetKubeClient() (*kclient.Client, *kclient.Config, error) {
var err error
var kubeClientConfig *kclient.Config
// if we're starting an all in one, make credentials for a kube client.
if cfg.StartKube {
kubeClientConfig, err = cfg.MintSystemClientCert("kube-client")
if err != nil {
return nil, nil, err
}
} else {
// Get the kubernetes address we're using
kubeAddr, err := cfg.GetKubernetesAddress()
if err != nil {
return nil, nil, err
}
// Try to get the kubeconfig
kubeCfg, ok, err := cfg.GetExternalKubernetesClientConfig()
if err != nil {
return nil, nil, err
}
if !ok {
// No kubeconfig was provided, so just make one that points at the specified host
// It probably won't work (since it has no auth), but they'll get to see failures logged
kubeCfg = &kclient.Config{Host: kubeAddr.String()}
}
// Ensure the kubernetes address matches the one in the config
if kubeAddr.String() != kubeCfg.Host {
return nil, nil, fmt.Errorf("The Kubernetes server (%s) must match the server in the provided kubeconfig (%s)", kubeAddr.String(), kubeCfg.Host)
}
kubeClientConfig = kubeCfg
}
kubeClient, err := kclient.New(kubeClientConfig)
if err != nil {
return nil, nil, err
}
return kubeClient, kubeClientConfig, nil
}
func (cfg Config) GetOpenshiftClient() (*osclient.Client, *kclient.Config, error) {
clientConfig, err := cfg.MintSystemClientCert("openshift-client")
if err != nil {
return nil, nil, err
}
client, err := osclient.New(clientConfig)
if err != nil {
return nil, nil, err
}
return client, clientConfig, nil
}
func (cfg Config) GetOpenshiftDeployerClientConfig() (*kclient.Config, error) {
clientConfig, err := cfg.MintSystemClientCert("openshift-deployer", "system:deployers")
if err != nil {
return nil, err
}
return clientConfig, nil
}
// known certs:
// openshiftClientUser := &user.DefaultInfo{Name: "system:openshift-client"}
// openshiftDeployerUser := &user.DefaultInfo{Name: "system:openshift-deployer", Groups: []string{"system:deployers"}}
// adminUser := &user.DefaultInfo{Name: "system:admin", Groups: []string{"system:cluster-admins"}}
// kubeClientUser := &user.DefaultInfo{Name: "system:kube-client"}
// // One for each node in cfg.GetNodeList()
func (cfg Config) MintSystemClientCert(username string, groups ...string) (*kclient.Config, error) {
ca, err := cfg.newCA()
if err != nil {
return nil, err
}
clientConfigTemplate, err := cfg.newClientConfigTemplate()
if err != nil {
return nil, err
}
qualifiedUsername := "system:" + username
user := &user.DefaultInfo{Name: qualifiedUsername, Groups: groups}
config, err := ca.MakeClientConfig(username, user, *clientConfigTemplate)
if err != nil {
return nil, err
}
return &config, nil
}
func (cfg Config) MintNodeCerts() error {
for _, node := range cfg.NodeList {
username := "node-" + node
if _, err := cfg.MintSystemClientCert(username, "system:nodes"); err != nil {
return err
}
}
return nil
}