/
eventing.go
480 lines (427 loc) · 14.3 KB
/
eventing.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
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
/*
Copyright 2019 The Knative Authors
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 resources
// This file contains functions that construct Eventing resources.
import (
"fmt"
corev1 "k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"knative.dev/pkg/apis"
duckv1 "knative.dev/pkg/apis/duck/v1"
pkgTest "knative.dev/pkg/test"
eventingduckv1 "knative.dev/eventing/pkg/apis/duck/v1"
eventingduckv1beta1 "knative.dev/eventing/pkg/apis/duck/v1beta1"
eventingv1 "knative.dev/eventing/pkg/apis/eventing/v1"
eventingv1beta1 "knative.dev/eventing/pkg/apis/eventing/v1beta1"
messagingv1 "knative.dev/eventing/pkg/apis/messaging/v1"
messagingv1beta1 "knative.dev/eventing/pkg/apis/messaging/v1beta1"
)
// BrokerV1Beta1Option enables further configuration of a v1beta1 Broker.
type BrokerV1Beta1Option func(*eventingv1beta1.Broker)
// TriggerOptionV1Beta1 enables further configuration of a v1beta1 Trigger.
type TriggerOptionV1Beta1 func(*eventingv1beta1.Trigger)
// BrokerV1Option enables further configuration of a v1 Broker.
type BrokerV1Option func(*eventingv1.Broker)
// TriggerOptionV1 enables further configuration of a v1 Trigger.
type TriggerOptionV1 func(*eventingv1.Trigger)
// SubscriptionOptionV1Beta1 enables further configuration of a v1beta1 Subscription.
type SubscriptionOptionV1Beta1 func(*messagingv1beta1.Subscription)
// SubscriptionOptionV1 enables further configuration of a v1 Subscription.
type SubscriptionOptionV1 func(*messagingv1.Subscription)
// DeliveryOption enables further configuration of DeliverySpec.
type DeliveryOption func(*eventingduckv1beta1.DeliverySpec)
// channelRef returns an ObjectReference for a given Channel name.
func channelRef(name string, typemeta *metav1.TypeMeta) *corev1.ObjectReference {
return pkgTest.CoreV1ObjectReference(typemeta.Kind, typemeta.APIVersion, name)
}
func KnativeRefForService(name, namespace string) *duckv1.KReference {
return &duckv1.KReference{
Kind: "Service",
APIVersion: "v1",
Name: name,
Namespace: namespace,
}
}
func KnativeRefForBroker(name, namespace string) *duckv1.KReference {
return &duckv1.KReference{
Kind: "Broker",
APIVersion: "eventing.knative.dev/v1beta1",
Name: name,
Namespace: namespace,
}
}
// WithSubscriberForSubscription returns an option that adds a Subscriber for the given
// v1beta1 Subscription.
func WithSubscriberForSubscription(name string) SubscriptionOptionV1Beta1 {
return func(s *messagingv1beta1.Subscription) {
if name != "" {
s.Spec.Subscriber = &duckv1.Destination{
Ref: KnativeRefForService(name, ""),
}
}
}
}
// WithReplyForSubscription returns an options that adds a ReplyStrategy for the given Subscription.
func WithReplyForSubscription(name string, typemeta *metav1.TypeMeta) SubscriptionOptionV1Beta1 {
return func(s *messagingv1beta1.Subscription) {
if name != "" {
s.Spec.Reply = &duckv1.Destination{
Ref: &duckv1.KReference{
Kind: typemeta.Kind,
APIVersion: typemeta.APIVersion,
Name: name,
Namespace: s.Namespace},
}
}
}
}
// WithDeadLetterSinkForSubscription returns an options that adds a DeadLetterSink for the given Subscription.
func WithDeadLetterSinkForSubscription(name string) SubscriptionOptionV1Beta1 {
return func(s *messagingv1beta1.Subscription) {
if name != "" {
delivery := s.Spec.Delivery
if delivery == nil {
delivery = &eventingduckv1beta1.DeliverySpec{}
s.Spec.Delivery = delivery
}
delivery.DeadLetterSink = &duckv1.Destination{
Ref: KnativeRefForService(name, s.Namespace),
}
}
}
}
// SubscriptionV1Beta1 returns a v1beta1 Subscription.
func SubscriptionV1Beta1(
name, channelName string,
channelTypeMeta *metav1.TypeMeta,
options ...SubscriptionOptionV1Beta1,
) *messagingv1beta1.Subscription {
subscription := &messagingv1beta1.Subscription{
ObjectMeta: metav1.ObjectMeta{
Name: name,
},
Spec: messagingv1beta1.SubscriptionSpec{
Channel: *channelRef(channelName, channelTypeMeta),
},
}
for _, option := range options {
option(subscription)
}
return subscription
}
// WithSubscriberForSubscriptionV1 returns an option that adds a Subscriber for the given
// v1 Subscription.
func WithSubscriberForSubscriptionV1(name string) SubscriptionOptionV1 {
return func(s *messagingv1.Subscription) {
if name != "" {
s.Spec.Subscriber = &duckv1.Destination{
Ref: KnativeRefForService(name, ""),
}
}
}
}
// WithReplyForSubscriptionV1 returns an options that adds a ReplyStrategy for the given v1 Subscription.
func WithReplyForSubscriptionV1(name string, typemeta *metav1.TypeMeta) SubscriptionOptionV1 {
return func(s *messagingv1.Subscription) {
if name != "" {
s.Spec.Reply = &duckv1.Destination{
Ref: &duckv1.KReference{
Kind: typemeta.Kind,
APIVersion: typemeta.APIVersion,
Name: name,
Namespace: s.Namespace},
}
}
}
}
// WithDeadLetterSinkForSubscriptionV1 returns an options that adds a DeadLetterSink for the given v1 Subscription.
func WithDeadLetterSinkForSubscriptionV1(name string) SubscriptionOptionV1 {
return func(s *messagingv1.Subscription) {
if name != "" {
delivery := s.Spec.Delivery
if delivery == nil {
delivery = &eventingduckv1.DeliverySpec{}
s.Spec.Delivery = delivery
}
delivery.DeadLetterSink = &duckv1.Destination{
Ref: KnativeRefForService(name, s.Namespace),
}
}
}
}
// SubscriptionV1 returns a v1 Subscription.
func SubscriptionV1(
name, channelName string,
channelTypeMeta *metav1.TypeMeta,
options ...SubscriptionOptionV1,
) *messagingv1.Subscription {
subscription := &messagingv1.Subscription{
ObjectMeta: metav1.ObjectMeta{
Name: name,
},
Spec: messagingv1.SubscriptionSpec{
Channel: *channelRef(channelName, channelTypeMeta),
},
}
for _, option := range options {
option(subscription)
}
return subscription
}
// WithConfigMapForBrokerConfig returns a function that configures the ConfigMap
// for the Spec.Config for a given Broker. Note that the CM must exist and has
// to be in the same namespace as the Broker and have the same Name. Typically
// you'd do this by calling client.CreateBrokerConfigMapOrFail and then call this
// method.
// If those don't apply to your ConfigMap, look at WithConfigForBrokerV1Beta1
func WithConfigMapForBrokerConfig() BrokerV1Beta1Option {
return func(b *eventingv1beta1.Broker) {
b.Spec.Config = &duckv1.KReference{
Name: b.Name,
Namespace: b.Namespace,
Kind: "ConfigMap",
APIVersion: "v1",
}
}
}
func WithConfigForBrokerV1Beta1(config *duckv1.KReference) BrokerV1Beta1Option {
return func(b *eventingv1beta1.Broker) {
b.Spec.Config = config
}
}
// WithBrokerClassForBrokerV1Beta1 returns a function that adds a brokerClass
// annotation to the given Broker.
func WithBrokerClassForBrokerV1Beta1(brokerClass string) BrokerV1Beta1Option {
return func(b *eventingv1beta1.Broker) {
annotations := b.GetAnnotations()
if annotations == nil {
annotations = make(map[string]string, 1)
}
annotations["eventing.knative.dev/broker.class"] = brokerClass
b.SetAnnotations(annotations)
}
}
// WithDeliveryForBrokerV1Beta1 returns a function that adds a Delivery for the given
// v1beta1 Broker.
func WithDeliveryForBrokerV1Beta1(delivery *eventingduckv1beta1.DeliverySpec) BrokerV1Beta1Option {
return func(b *eventingv1beta1.Broker) {
b.Spec.Delivery = delivery
}
}
func WithConfigForBrokerV1(config *duckv1.KReference) BrokerV1Option {
return func(b *eventingv1.Broker) {
b.Spec.Config = config
}
}
// WithBrokerClassForBrokerV1 returns a function that adds a brokerClass
// annotation to the given v1 Broker.
func WithBrokerClassForBrokerV1(brokerClass string) BrokerV1Option {
return func(b *eventingv1.Broker) {
annotations := b.GetAnnotations()
if annotations == nil {
annotations = make(map[string]string, 1)
}
annotations["eventing.knative.dev/broker.class"] = brokerClass
b.SetAnnotations(annotations)
}
}
// WithDeliveryForBrokerV1 returns a function that adds a Delivery for the given
// v1 Broker.
func WithDeliveryForBrokerV1(delivery *eventingduckv1.DeliverySpec) BrokerV1Option {
return func(b *eventingv1.Broker) {
b.Spec.Delivery = delivery
}
}
// ConfigMap returns a ConfigMap.
func ConfigMap(name, namespace string, data map[string]string) *corev1.ConfigMap {
return &corev1.ConfigMap{
ObjectMeta: metav1.ObjectMeta{
Name: name,
Namespace: namespace,
Labels: map[string]string{
// Default label for a configmap being eligible to be propagated.
"knative.dev/config-propagation": "original",
},
},
Data: data,
}
}
// BrokerV1Beta1 returns a v1beta1 Broker.
func BrokerV1Beta1(name string, options ...BrokerV1Beta1Option) *eventingv1beta1.Broker {
broker := &eventingv1beta1.Broker{
ObjectMeta: metav1.ObjectMeta{
Name: name,
},
}
for _, option := range options {
option(broker)
}
return broker
}
// BrokerV1 returns a v1 Broker.
func BrokerV1(name string, options ...BrokerV1Option) *eventingv1.Broker {
broker := &eventingv1.Broker{
ObjectMeta: metav1.ObjectMeta{
Name: name,
},
}
for _, option := range options {
option(broker)
}
return broker
}
// WithAttributesTriggerFilter returns an option that adds a TriggerFilter with Attributes for the given Trigger.
func WithAttributesTriggerFilterV1Beta1(eventSource, eventType string, extensions map[string]interface{}) TriggerOptionV1Beta1 {
attrs := make(map[string]string)
if eventType != "" {
attrs["type"] = eventType
} else {
attrs["type"] = eventingv1beta1.TriggerAnyFilter
}
if eventSource != "" {
attrs["source"] = eventSource
} else {
attrs["source"] = eventingv1beta1.TriggerAnyFilter
}
for k, v := range extensions {
attrs[k] = fmt.Sprintf("%v", v)
}
return func(t *eventingv1beta1.Trigger) {
t.Spec.Filter = &eventingv1beta1.TriggerFilter{
Attributes: eventingv1beta1.TriggerFilterAttributes(attrs),
}
}
}
// WithAttributesTriggerFilter returns an option that adds a TriggerFilter with Attributes for the given Trigger.
func WithAttributesTriggerFilterV1(eventSource, eventType string, extensions map[string]interface{}) TriggerOptionV1 {
attrs := make(map[string]string)
if eventType != "" {
attrs["type"] = eventType
} else {
attrs["type"] = eventingv1.TriggerAnyFilter
}
if eventSource != "" {
attrs["source"] = eventSource
} else {
attrs["source"] = eventingv1.TriggerAnyFilter
}
for k, v := range extensions {
attrs[k] = fmt.Sprintf("%v", v)
}
return func(t *eventingv1.Trigger) {
t.Spec.Filter = &eventingv1.TriggerFilter{
Attributes: eventingv1.TriggerFilterAttributes(attrs),
}
}
}
// WithDependencyAnnotationTrigger returns an option that adds a dependency annotation to the given Trigger.
func WithDependencyAnnotationTriggerV1Beta1(dependencyAnnotation string) TriggerOptionV1Beta1 {
return func(t *eventingv1beta1.Trigger) {
if t.Annotations == nil {
t.Annotations = make(map[string]string)
}
t.Annotations[eventingv1beta1.DependencyAnnotation] = dependencyAnnotation
}
}
// WithSubscriberServiceRefForTriggerV1Beta1 returns an option that adds a Subscriber Knative Service Ref for the given v1beta1 Trigger.
func WithSubscriberServiceRefForTriggerV1Beta1(name string) TriggerOptionV1Beta1 {
return func(t *eventingv1beta1.Trigger) {
if name != "" {
t.Spec.Subscriber = duckv1.Destination{
Ref: KnativeRefForService(name, t.Namespace),
}
}
}
}
// WithSubscriberServiceRefForTriggerV1 returns an option that adds a Subscriber Knative Service Ref for the given v1 Trigger.
func WithSubscriberServiceRefForTriggerV1(name string) TriggerOptionV1 {
return func(t *eventingv1.Trigger) {
if name != "" {
t.Spec.Subscriber = duckv1.Destination{
Ref: KnativeRefForService(name, t.Namespace),
}
}
}
}
// WithSubscriberURIForTriggerV1Beta1 returns an option that adds a Subscriber URI for the given v1beta1 Trigger.
func WithSubscriberURIForTriggerV1Beta1(uri string) TriggerOptionV1Beta1 {
apisURI, _ := apis.ParseURL(uri)
return func(t *eventingv1beta1.Trigger) {
t.Spec.Subscriber = duckv1.Destination{
URI: apisURI,
}
}
}
// WithSubscriberURIForTriggerV1 returns an option that adds a Subscriber URI for the given v1 Trigger.
func WithSubscriberURIForTriggerV1(uri string) TriggerOptionV1 {
apisURI, _ := apis.ParseURL(uri)
return func(t *eventingv1.Trigger) {
t.Spec.Subscriber = duckv1.Destination{
URI: apisURI,
}
}
}
// WithBrokerV1Beta1 returns an option that adds a broker for the given Trigger.
func WithBrokerV1Beta1(name string) TriggerOptionV1Beta1 {
return func(trigger *eventingv1beta1.Trigger) {
trigger.Spec.Broker = name
}
}
// TriggerV1Beta1 returns a v1beta1 Trigger.
func TriggerV1Beta1(name string, options ...TriggerOptionV1Beta1) *eventingv1beta1.Trigger {
trigger := &eventingv1beta1.Trigger{
ObjectMeta: metav1.ObjectMeta{
Name: name,
},
}
for _, option := range options {
option(trigger)
}
return trigger
}
// WithBrokerV1 returns an option that adds a broker for the given Trigger.
func WithBrokerV1(name string) TriggerOptionV1 {
return func(trigger *eventingv1.Trigger) {
trigger.Spec.Broker = name
}
}
// TriggerV1 returns a v1 Trigger.
func TriggerV1(name string, options ...TriggerOptionV1) *eventingv1.Trigger {
trigger := &eventingv1.Trigger{
ObjectMeta: metav1.ObjectMeta{
Name: name,
},
}
for _, option := range options {
option(trigger)
}
return trigger
}
// WithDeadLetterSinkForDelivery returns an options that adds a DeadLetterSink for the given DeliverySpec.
func WithDeadLetterSinkForDelivery(name string) DeliveryOption {
return func(delivery *eventingduckv1beta1.DeliverySpec) {
if name != "" {
delivery.DeadLetterSink = &duckv1.Destination{
Ref: KnativeRefForService(name, ""),
}
}
}
}
// Delivery returns a DeliverySpec.
func Delivery(options ...DeliveryOption) *eventingduckv1beta1.DeliverySpec {
delivery := &eventingduckv1beta1.DeliverySpec{}
for _, option := range options {
option(delivery)
}
return delivery
}