events.yml

---
apiVersion: v1
kind: ConfigMap
metadata:
  name: example-calendar
data:
  calendar.jobConfig: |-
    interval: "60s"
---
apiVersion: argoproj.io/v1alpha1
kind: Gateway
metadata:
  name: example-calendar-gateway
  labels:
    gateways.argoproj.io/gateway-controller-instanceid: argo-events
spec:
  deploySpec:
    containers:
    - name: "calendar-events"
      image: "argoproj/calendar-gateway:v0.6"
      imagePullPolicy: "Always"
      command: ["/bin/calendar-gateway"]
    serviceAccountName: argo-bootstrap
  configMap: example-calendar
  type: "calendar"
  dispatchMechanism: "HTTP"
  eventVersion: "1.0"
  imageVersion: "v0.6"
  watchers:
    sensors:
      - name: example-calendar-sensor
---
apiVersion: argoproj.io/v1alpha1
kind: Sensor
metadata:
  name: example-calendar-sensor
  labels:
    sensors.argoproj.io/sensor-controller-instanceid: argo-events
spec:
  deploySpec:
    containers:
    - name: sensor
      image: "argoproj/sensor:v0.6"
      imagePullPolicy: "Always"
      command: ["/bin/sensor"]
    serviceAccountName: argo-bootstrap
  repeat: true
  signals:
    - name: example-calendar-gateway/calendar.jobConfig
  triggers:
    - name: example-trigger
      resource:
        namespace: argo
        group: argoproj.io
        version: v1alpha1
        kind: Workflow
        source:
          inline: |
            apiVersion: argoproj.io/v1alpha1
            kind: Workflow
            metadata:
              name: example
              generateName: example-
              labels:
                workflows.argoproj.io/controller-instanceid: argo
            spec:
              entrypoint: example
              templates:
              - name: example
                container:
                  image: docker/whalesay
                  command: ["cowsay"]
                  args:
                  - hello there 

example-calendar-sensor log

{"level":"info","sensor-name":"example-calendar-sensor","port":"9300","message":"sensor started listening"}
{"level":"info","sensor-name":"example-calendar-sensor","message":"watching sensor updates"}
{"level":"info","sensor-name":"example-calendar-sensor","signal-src":"example-calendar-gateway/calendar.jobConfig","message":"signal source"}
{"level":"info","sensor-name":"example-calendar-sensor","signal-name":"example-calendar-gateway/calendar.jobConfig","message":"processing the signal"}
2018/12/03 22:42:51 http: multiple response.WriteHeader calls
{"level":"info","sensor-name":"example-calendar-sensor","message":"sensor updated successfully"}
panic: runtime error: invalid memory address or nil pointer dereference
[signal SIGSEGV: segmentation violation code=0x1 addr=0x48 pc=0xfa039f]

goroutine 114 [running]:
github.com/argoproj/argo-events/controllers/sensor.(*sensorExecutionCtx).processSignal(0xc4205e09c0, 0xc42063c180)
    /Users/vpage/go/src/github.com/argoproj/argo-events/controllers/sensor/notification-handler.go:187 +0x28f
github.com/argoproj/argo-events/controllers/sensor.(*sensorExecutionCtx).processQueue(0xc4205e09c0)
    /Users/vpage/go/src/github.com/argoproj/argo-events/controllers/sensor/notification-handler.go:214 +0x5d
created by github.com/argoproj/argo-events/controllers/sensor.(*sensorExecutionCtx).WatchSignalNotifications