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main.go
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main.go
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/*
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 main
import (
"context"
"fmt"
"log"
cloudevents "github.com/cloudevents/sdk-go/v2"
)
/*
Example Output:
☁️ cloudevents.Event
Validation: valid
Context Attributes,
specversion: 1.0
type: dev.knative.eventing.samples.heartbeat
source: https://knative.dev/eventing-contrib/cmd/heartbeats/#event-test/mypod
id: 2b72d7bf-c38f-4a98-a433-608fbcdd2596
time: 2019-10-18T15:23:20.809775386Z
contenttype: application/json
Extensions,
beats: true
heart: yes
the: 42
Data,
{
"id": 2,
"label": ""
}
*/
func display(event cloudevents.Event) {
fmt.Printf("☁️ cloudevents.Event\n%s", event.String())
}
func main() {
c, err := cloudevents.NewClientHTTP()
if err != nil {
log.Fatal("Failed to create client, ", err)
}
log.Fatal(c.StartReceiver(context.Background(), display))
}