forked from gambol99/go-marathon
/
main.go
86 lines (72 loc) · 2.36 KB
/
main.go
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/*
Copyright 2014 Rohith All rights reserved.
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 (
"flag"
"log"
"time"
marathon "github.com/gambol99/go-marathon"
)
var marathonURL string
var marathonInterface string
var marathonPort int
var timeout int
func init() {
flag.StringVar(&marathonURL, "url", "http://127.0.0.1:8080", "the url for the Marathon endpoint")
flag.StringVar(&marathonInterface, "interface", "eth0", "the interface we should use for events")
flag.IntVar(&marathonPort, "port", 19999, "the port the events service should run on")
flag.IntVar(&timeout, "timeout", 60, "listen to events for x seconds")
}
func assert(err error) {
if err != nil {
log.Fatalf("Failed, error: %s", err)
}
}
func main() {
flag.Parse()
config := marathon.NewDefaultConfig()
config.URL = marathonURL
config.EventsInterface = marathonInterface
config.EventsPort = marathonPort
log.Printf("Creating a client, Marathon: %s", marathonURL)
client, err := marathon.NewClient(config)
assert(err)
// Register for events
events, err := client.AddEventsListener(marathon.EventIDApplications)
assert(err)
deployments, err := client.AddEventsListener(marathon.EventIDDeploymentStepSuccess)
assert(err)
// Listen for x seconds and then split
timer := time.After(time.Duration(timeout) * time.Second)
done := false
for {
if done {
break
}
select {
case <-timer:
log.Printf("Exiting the loop")
done = true
case event := <-events:
log.Printf("Recieved application event: %s", event)
case event := <-deployments:
log.Printf("Recieved deployment event: %v", event)
var deployment *marathon.EventDeploymentStepSuccess
deployment = event.Event.(*marathon.EventDeploymentStepSuccess)
log.Printf("deployment step: %v", deployment.CurrentStep)
}
}
log.Printf("Removing our subscription")
client.RemoveEventsListener(events)
client.RemoveEventsListener(deployments)
}