366 lines
13 KiB
Go
366 lines
13 KiB
Go
/*
|
|
Copyright 2014 The go-marathon Authors 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 marathon
|
|
|
|
import "fmt"
|
|
|
|
// EventType is a wrapper for a marathon event
|
|
type EventType struct {
|
|
EventType string `json:"eventType"`
|
|
}
|
|
|
|
const (
|
|
// EventIDAPIRequest is the event listener ID for the corresponding event.
|
|
EventIDAPIRequest = 1 << iota
|
|
// EventIDStatusUpdate is the event listener ID for the corresponding event.
|
|
EventIDStatusUpdate
|
|
// EventIDFrameworkMessage is the event listener ID for the corresponding event.
|
|
EventIDFrameworkMessage
|
|
// EventIDSubscription is the event listener ID for the corresponding event.
|
|
EventIDSubscription
|
|
// EventIDUnsubscribed is the event listener ID for the corresponding event.
|
|
EventIDUnsubscribed
|
|
// EventIDStreamAttached is the event listener ID for the corresponding event.
|
|
EventIDStreamAttached
|
|
// EventIDStreamDetached is the event listener ID for the corresponding event.
|
|
EventIDStreamDetached
|
|
// EventIDAddHealthCheck is the event listener ID for the corresponding event.
|
|
EventIDAddHealthCheck
|
|
// EventIDRemoveHealthCheck is the event listener ID for the corresponding event.
|
|
EventIDRemoveHealthCheck
|
|
// EventIDFailedHealthCheck is the event listener ID for the corresponding event.
|
|
EventIDFailedHealthCheck
|
|
// EventIDChangedHealthCheck is the event listener ID for the corresponding event.
|
|
EventIDChangedHealthCheck
|
|
// EventIDGroupChangeSuccess is the event listener ID for the corresponding event.
|
|
EventIDGroupChangeSuccess
|
|
// EventIDGroupChangeFailed is the event listener ID for the corresponding event.
|
|
EventIDGroupChangeFailed
|
|
// EventIDDeploymentSuccess is the event listener ID for the corresponding event.
|
|
EventIDDeploymentSuccess
|
|
// EventIDDeploymentFailed is the event listener ID for the corresponding event.
|
|
EventIDDeploymentFailed
|
|
// EventIDDeploymentInfo is the event listener ID for the corresponding event.
|
|
EventIDDeploymentInfo
|
|
// EventIDDeploymentStepSuccess is the event listener ID for the corresponding event.
|
|
EventIDDeploymentStepSuccess
|
|
// EventIDDeploymentStepFailed is the event listener ID for the corresponding event.
|
|
EventIDDeploymentStepFailed
|
|
// EventIDAppTerminated is the event listener ID for the corresponding event.
|
|
EventIDAppTerminated
|
|
//EventIDApplications comprises all listener IDs for application events.
|
|
EventIDApplications = EventIDStatusUpdate | EventIDChangedHealthCheck | EventIDFailedHealthCheck | EventIDAppTerminated
|
|
//EventIDSubscriptions comprises all listener IDs for subscription events.
|
|
EventIDSubscriptions = EventIDSubscription | EventIDUnsubscribed | EventIDStreamAttached | EventIDStreamDetached
|
|
)
|
|
|
|
var (
|
|
eventTypesMap map[string]int
|
|
)
|
|
|
|
func init() {
|
|
eventTypesMap = map[string]int{
|
|
"api_post_event": EventIDAPIRequest,
|
|
"status_update_event": EventIDStatusUpdate,
|
|
"framework_message_event": EventIDFrameworkMessage,
|
|
"subscribe_event": EventIDSubscription,
|
|
"unsubscribe_event": EventIDUnsubscribed,
|
|
"event_stream_attached": EventIDStreamAttached,
|
|
"event_stream_detached": EventIDStreamDetached,
|
|
"add_health_check_event": EventIDAddHealthCheck,
|
|
"remove_health_check_event": EventIDRemoveHealthCheck,
|
|
"failed_health_check_event": EventIDFailedHealthCheck,
|
|
"health_status_changed_event": EventIDChangedHealthCheck,
|
|
"group_change_success": EventIDGroupChangeSuccess,
|
|
"group_change_failed": EventIDGroupChangeFailed,
|
|
"deployment_success": EventIDDeploymentSuccess,
|
|
"deployment_failed": EventIDDeploymentFailed,
|
|
"deployment_info": EventIDDeploymentInfo,
|
|
"deployment_step_success": EventIDDeploymentStepSuccess,
|
|
"deployment_step_failure": EventIDDeploymentStepFailed,
|
|
"app_terminated_event": EventIDAppTerminated,
|
|
}
|
|
}
|
|
|
|
//
|
|
// Events taken from: https://mesosphere.github.io/marathon/docs/event-bus.html
|
|
//
|
|
|
|
// Event is the definition for a event in marathon
|
|
type Event struct {
|
|
ID int
|
|
Name string
|
|
Event interface{}
|
|
}
|
|
|
|
func (event *Event) String() string {
|
|
return fmt.Sprintf("type: %s, event: %s", event.Name, event.Event)
|
|
}
|
|
|
|
// EventsChannel is a channel to receive events upon
|
|
type EventsChannel chan *Event
|
|
|
|
/* --- API Request --- */
|
|
|
|
// EventAPIRequest describes an 'api_post_event' event.
|
|
type EventAPIRequest struct {
|
|
EventType string `json:"eventType"`
|
|
ClientIP string `json:"clientIp"`
|
|
Timestamp string `json:"timestamp"`
|
|
URI string `json:"uri"`
|
|
AppDefinition *Application `json:"appDefinition"`
|
|
}
|
|
|
|
/* --- Status Update --- */
|
|
|
|
// EventStatusUpdate describes a 'status_update_event' event.
|
|
type EventStatusUpdate struct {
|
|
EventType string `json:"eventType"`
|
|
Timestamp string `json:"timestamp,omitempty"`
|
|
SlaveID string `json:"slaveId,omitempty"`
|
|
TaskID string `json:"taskId"`
|
|
TaskStatus string `json:"taskStatus"`
|
|
Message string `json:"message,omitempty"`
|
|
AppID string `json:"appId"`
|
|
Host string `json:"host"`
|
|
Ports []int `json:"ports,omitempty"`
|
|
IPAddresses []*IPAddress `json:"ipAddresses"`
|
|
Version string `json:"version,omitempty"`
|
|
}
|
|
|
|
// EventAppTerminated describes an 'app_terminated_event' event.
|
|
type EventAppTerminated struct {
|
|
EventType string `json:"eventType"`
|
|
Timestamp string `json:"timestamp,omitempty"`
|
|
AppID string `json:"appId"`
|
|
}
|
|
|
|
/* --- Framework Message --- */
|
|
|
|
// EventFrameworkMessage describes a 'framework_message_event' event.
|
|
type EventFrameworkMessage struct {
|
|
EventType string `json:"eventType"`
|
|
ExecutorID string `json:"executorId"`
|
|
Message string `json:"message"`
|
|
SlaveID string `json:"slaveId"`
|
|
Timestamp string `json:"timestamp"`
|
|
}
|
|
|
|
/* --- Event Subscription --- */
|
|
|
|
// EventSubscription describes a 'subscribe_event' event.
|
|
type EventSubscription struct {
|
|
CallbackURL string `json:"callbackUrl"`
|
|
ClientIP string `json:"clientIp"`
|
|
EventType string `json:"eventType"`
|
|
Timestamp string `json:"timestamp"`
|
|
}
|
|
|
|
// EventUnsubscription describes an 'unsubscribe_event' event.
|
|
type EventUnsubscription struct {
|
|
CallbackURL string `json:"callbackUrl"`
|
|
ClientIP string `json:"clientIp"`
|
|
EventType string `json:"eventType"`
|
|
Timestamp string `json:"timestamp"`
|
|
}
|
|
|
|
// EventStreamAttached describes an 'event_stream_attached' event.
|
|
type EventStreamAttached struct {
|
|
RemoteAddress string `json:"remoteAddress"`
|
|
EventType string `json:"eventType"`
|
|
Timestamp string `json:"timestamp"`
|
|
}
|
|
|
|
// EventStreamDetached describes an 'event_stream_detached' event.
|
|
type EventStreamDetached struct {
|
|
RemoteAddress string `json:"remoteAddress"`
|
|
EventType string `json:"eventType"`
|
|
Timestamp string `json:"timestamp"`
|
|
}
|
|
|
|
/* --- Health Checks --- */
|
|
|
|
// EventAddHealthCheck describes an 'add_health_check_event' event.
|
|
type EventAddHealthCheck struct {
|
|
AppID string `json:"appId"`
|
|
EventType string `json:"eventType"`
|
|
HealthCheck struct {
|
|
GracePeriodSeconds float64 `json:"gracePeriodSeconds"`
|
|
IntervalSeconds float64 `json:"intervalSeconds"`
|
|
MaxConsecutiveFailures float64 `json:"maxConsecutiveFailures"`
|
|
Path string `json:"path"`
|
|
PortIndex float64 `json:"portIndex"`
|
|
Protocol string `json:"protocol"`
|
|
TimeoutSeconds float64 `json:"timeoutSeconds"`
|
|
} `json:"healthCheck"`
|
|
Timestamp string `json:"timestamp"`
|
|
}
|
|
|
|
// EventRemoveHealthCheck describes a 'remove_health_check_event' event.
|
|
type EventRemoveHealthCheck struct {
|
|
AppID string `json:"appId"`
|
|
EventType string `json:"eventType"`
|
|
HealthCheck struct {
|
|
GracePeriodSeconds float64 `json:"gracePeriodSeconds"`
|
|
IntervalSeconds float64 `json:"intervalSeconds"`
|
|
MaxConsecutiveFailures float64 `json:"maxConsecutiveFailures"`
|
|
Path string `json:"path"`
|
|
PortIndex float64 `json:"portIndex"`
|
|
Protocol string `json:"protocol"`
|
|
TimeoutSeconds float64 `json:"timeoutSeconds"`
|
|
} `json:"healthCheck"`
|
|
Timestamp string `json:"timestamp"`
|
|
}
|
|
|
|
// EventFailedHealthCheck describes a 'failed_health_check_event' event.
|
|
type EventFailedHealthCheck struct {
|
|
AppID string `json:"appId"`
|
|
EventType string `json:"eventType"`
|
|
HealthCheck struct {
|
|
GracePeriodSeconds float64 `json:"gracePeriodSeconds"`
|
|
IntervalSeconds float64 `json:"intervalSeconds"`
|
|
MaxConsecutiveFailures float64 `json:"maxConsecutiveFailures"`
|
|
Path string `json:"path"`
|
|
PortIndex float64 `json:"portIndex"`
|
|
Protocol string `json:"protocol"`
|
|
TimeoutSeconds float64 `json:"timeoutSeconds"`
|
|
} `json:"healthCheck"`
|
|
Timestamp string `json:"timestamp"`
|
|
}
|
|
|
|
// EventHealthCheckChanged describes a 'health_status_changed_event' event.
|
|
type EventHealthCheckChanged struct {
|
|
EventType string `json:"eventType"`
|
|
Timestamp string `json:"timestamp,omitempty"`
|
|
AppID string `json:"appId"`
|
|
TaskID string `json:"taskId"`
|
|
Version string `json:"version,omitempty"`
|
|
Alive bool `json:"alive"`
|
|
}
|
|
|
|
/* --- Deployments --- */
|
|
|
|
// EventGroupChangeSuccess describes a 'group_change_success' event.
|
|
type EventGroupChangeSuccess struct {
|
|
EventType string `json:"eventType"`
|
|
GroupID string `json:"groupId"`
|
|
Timestamp string `json:"timestamp"`
|
|
Version string `json:"version"`
|
|
}
|
|
|
|
// EventGroupChangeFailed describes a 'group_change_failed' event.
|
|
type EventGroupChangeFailed struct {
|
|
EventType string `json:"eventType"`
|
|
GroupID string `json:"groupId"`
|
|
Timestamp string `json:"timestamp"`
|
|
Version string `json:"version"`
|
|
Reason string `json:"reason"`
|
|
}
|
|
|
|
// EventDeploymentSuccess describes a 'deployment_success' event.
|
|
type EventDeploymentSuccess struct {
|
|
ID string `json:"id"`
|
|
EventType string `json:"eventType"`
|
|
Timestamp string `json:"timestamp"`
|
|
Plan *DeploymentPlan `json:"plan"`
|
|
}
|
|
|
|
// EventDeploymentFailed describes a 'deployment_failed' event.
|
|
type EventDeploymentFailed struct {
|
|
ID string `json:"id"`
|
|
EventType string `json:"eventType"`
|
|
Timestamp string `json:"timestamp"`
|
|
}
|
|
|
|
// EventDeploymentInfo describes a 'deployment_info' event.
|
|
type EventDeploymentInfo struct {
|
|
EventType string `json:"eventType"`
|
|
CurrentStep *StepActions `json:"currentStep"`
|
|
Timestamp string `json:"timestamp"`
|
|
Plan *DeploymentPlan `json:"plan"`
|
|
}
|
|
|
|
// EventDeploymentStepSuccess describes a 'deployment_step_success' event.
|
|
type EventDeploymentStepSuccess struct {
|
|
EventType string `json:"eventType"`
|
|
CurrentStep *StepActions `json:"currentStep"`
|
|
Timestamp string `json:"timestamp"`
|
|
Plan *DeploymentPlan `json:"plan"`
|
|
}
|
|
|
|
// EventDeploymentStepFailure describes a 'deployment_step_failure' event.
|
|
type EventDeploymentStepFailure struct {
|
|
EventType string `json:"eventType"`
|
|
CurrentStep *StepActions `json:"currentStep"`
|
|
Timestamp string `json:"timestamp"`
|
|
Plan *DeploymentPlan `json:"plan"`
|
|
}
|
|
|
|
// GetEvent returns allocated empty event object which corresponds to provided event type
|
|
// eventType: the type of Marathon event
|
|
func GetEvent(eventType string) (*Event, error) {
|
|
// step: check it's supported
|
|
id, found := eventTypesMap[eventType]
|
|
if found {
|
|
event := new(Event)
|
|
event.ID = id
|
|
event.Name = eventType
|
|
switch eventType {
|
|
case "api_post_event":
|
|
event.Event = new(EventAPIRequest)
|
|
case "status_update_event":
|
|
event.Event = new(EventStatusUpdate)
|
|
case "framework_message_event":
|
|
event.Event = new(EventFrameworkMessage)
|
|
case "subscribe_event":
|
|
event.Event = new(EventSubscription)
|
|
case "unsubscribe_event":
|
|
event.Event = new(EventUnsubscription)
|
|
case "event_stream_attached":
|
|
event.Event = new(EventStreamAttached)
|
|
case "event_stream_detached":
|
|
event.Event = new(EventStreamDetached)
|
|
case "add_health_check_event":
|
|
event.Event = new(EventAddHealthCheck)
|
|
case "remove_health_check_event":
|
|
event.Event = new(EventRemoveHealthCheck)
|
|
case "failed_health_check_event":
|
|
event.Event = new(EventFailedHealthCheck)
|
|
case "health_status_changed_event":
|
|
event.Event = new(EventHealthCheckChanged)
|
|
case "group_change_success":
|
|
event.Event = new(EventGroupChangeSuccess)
|
|
case "group_change_failed":
|
|
event.Event = new(EventGroupChangeFailed)
|
|
case "deployment_success":
|
|
event.Event = new(EventDeploymentSuccess)
|
|
case "deployment_failed":
|
|
event.Event = new(EventDeploymentFailed)
|
|
case "deployment_info":
|
|
event.Event = new(EventDeploymentInfo)
|
|
case "deployment_step_success":
|
|
event.Event = new(EventDeploymentStepSuccess)
|
|
case "deployment_step_failure":
|
|
event.Event = new(EventDeploymentStepFailure)
|
|
case "app_terminated_event":
|
|
event.Event = new(EventAppTerminated)
|
|
}
|
|
return event, nil
|
|
}
|
|
|
|
return nil, fmt.Errorf("the event type: %s was not found or supported", eventType)
|
|
}
|