feat: add slack trigger (#576)

* first draft of slack trigger

* remove plaintext slack token

* revisted slack trigger and added tests

* added slack tirgger tutorial

* updating docs for slack trigger

* making namespace optional for slack trigger

* making namespace optional for slack trigger, removing unneccesary code

* adding comments

api/event-source.html

@@ -748,7 +748,7 @@ <h3 id="argoproj.io/v1alpha1.EventSourceSpec">EventSourceSpec
 <td>
 <code>type</code></br>
 <em>
-Argo Events common.EventSourceType
+github.com/argoproj/argo-events/pkg/apis/common.EventSourceType
 </em>
 </td>
 <td>
@@ -2474,5 +2474,5 @@ <h3 id="argoproj.io/v1alpha1.StripeEventSource">StripeEventSource
 <hr/>
 <p><em>
 Generated with <code>gen-crd-api-reference-docs</code>
-on git commit <code>739f169</code>.
+on git commit <code>7021110</code>.
 </em></p>

api/event-source.md

@@ -1445,7 +1445,8 @@ Generic event source
 
 <td>
 
-<code>type</code></br> <em> Argo Events common.EventSourceType </em>
+<code>type</code></br> <em>
+github.com/argoproj/argo-events/pkg/apis/common.EventSourceType </em>
 
 </td>
 
@@ -4903,6 +4904,6 @@ all types of events will be processed. More info at
 <p>
 
 <em> Generated with <code>gen-crd-api-reference-docs</code> on git
-commit <code>739f169</code>. </em>
+commit <code>7021110</code>. </em>
 
 </p>

api/gateway.html

@@ -136,7 +136,7 @@ <h3 id="argoproj.io/v1alpha1.Gateway">Gateway
 <td>
 <code>type</code></br>
 <em>
-Argo Events common.EventSourceType
+github.com/argoproj/argo-events/pkg/apis/common.EventSourceType
 </em>
 </td>
 <td>
@@ -186,7 +186,7 @@ <h3 id="argoproj.io/v1alpha1.Gateway">Gateway
 <td>
 <code>eventProtocol</code></br>
 <em>
-Argo Events common.EventProtocol
+github.com/argoproj/argo-events/pkg/apis/common.EventProtocol
 </em>
 </td>
 <td>
@@ -304,7 +304,7 @@ <h3 id="argoproj.io/v1alpha1.GatewaySpec">GatewaySpec
 <td>
 <code>type</code></br>
 <em>
-Argo Events common.EventSourceType
+github.com/argoproj/argo-events/pkg/apis/common.EventSourceType
 </em>
 </td>
 <td>
@@ -354,7 +354,7 @@ <h3 id="argoproj.io/v1alpha1.GatewaySpec">GatewaySpec
 <td>
 <code>eventProtocol</code></br>
 <em>
-Argo Events common.EventProtocol
+github.com/argoproj/argo-events/pkg/apis/common.EventProtocol
 </em>
 </td>
 <td>
@@ -671,5 +671,5 @@ <h3 id="argoproj.io/v1alpha1.Subscribers">Subscribers
 <hr/>
 <p><em>
 Generated with <code>gen-crd-api-reference-docs</code>
-on git commit <code>739f169</code>.
+on git commit <code>7021110</code>.
 </em></p>

api/gateway.md

@@ -270,7 +270,8 @@ configurations for the gateway
 
 <td>
 
-<code>type</code></br> <em> Argo Events common.EventSourceType </em>
+<code>type</code></br> <em>
+github.com/argoproj/argo-events/pkg/apis/common.EventSourceType </em>
 
 </td>
 
@@ -357,8 +358,8 @@ Port on which the gateway event source processor is running on.
 
 <td>
 
-<code>eventProtocol</code></br> <em> Argo Events common.EventProtocol
-</em>
+<code>eventProtocol</code></br> <em>
+github.com/argoproj/argo-events/pkg/apis/common.EventProtocol </em>
 
 </td>
 
@@ -600,7 +601,8 @@ configurations for the gateway
 
 <td>
 
-<code>type</code></br> <em> Argo Events common.EventSourceType </em>
+<code>type</code></br> <em>
+github.com/argoproj/argo-events/pkg/apis/common.EventSourceType </em>
 
 </td>
 
@@ -687,8 +689,8 @@ Port on which the gateway event source processor is running on.
 
 <td>
 
-<code>eventProtocol</code></br> <em> Argo Events common.EventProtocol
-</em>
+<code>eventProtocol</code></br> <em>
+github.com/argoproj/argo-events/pkg/apis/common.EventProtocol </em>
 
 </td>
 
@@ -1321,6 +1323,6 @@ NATS refers to the subscribers over NATS protocol.
 <p>
 
 <em> Generated with <code>gen-crd-api-reference-docs</code> on git
-commit <code>739f169</code>. </em>
+commit <code>7021110</code>. </em>
 
 </p>

api/sensor.html

@@ -224,7 +224,7 @@ <h3 id="argoproj.io/v1alpha1.ArtifactLocation">ArtifactLocation
 <td>
 <code>s3</code></br>
 <em>
-Argo Events common.S3Artifact
+github.com/argoproj/argo-events/pkg/apis/common.S3Artifact
 </em>
 </td>
 <td>
@@ -816,7 +816,7 @@ <h3 id="argoproj.io/v1alpha1.EventDependencyFilter">EventDependencyFilter
 <td>
 <code>context</code></br>
 <em>
-Argo Events common.EventContext
+github.com/argoproj/argo-events/pkg/apis/common.EventContext
 </em>
 </td>
 <td>
@@ -1704,7 +1704,7 @@ <h3 id="argoproj.io/v1alpha1.NodeStatus">NodeStatus
 <td>
 <code>event</code></br>
 <em>
-Argo Events common.Event
+github.com/argoproj/argo-events/pkg/apis/common.Event
 </em>
 </td>
 <td>
@@ -2345,6 +2345,89 @@ <h3 id="argoproj.io/v1alpha1.SensorStatus">SensorStatus
 </tr>
 </tbody>
 </table>
+<h3 id="argoproj.io/v1alpha1.SlackTrigger">SlackTrigger
+</h3>
+<p>
+(<em>Appears on:</em>
+<a href="#argoproj.io/v1alpha1.TriggerTemplate">TriggerTemplate</a>)
+</p>
+<p>
+</p>
+<table>
+<thead>
+<tr>
+<th>Field</th>
+<th>Description</th>
+</tr>
+</thead>
+<tbody>
+<tr>
+<td>
+<code>parameters</code></br>
+<em>
+<a href="#argoproj.io/v1alpha1.TriggerParameter">
+[]TriggerParameter
+</a>
+</em>
+</td>
+<td>
+<em>(Optional)</em>
+<p>Parameters is the list of key-value extracted from event&rsquo;s payload that are applied to
+the trigger resource.</p>
+</td>
+</tr>
+<tr>
+<td>
+<code>slackToken</code></br>
+<em>
+<a href="https://kubernetes.io/docs/reference/generated/kubernetes-api/v1.13/#secretkeyselector-v1-core">
+Kubernetes core/v1.SecretKeySelector
+</a>
+</em>
+</td>
+<td>
+<p>SlackToken refers to the Kubernetes secret that holds the slack token required to send messages.</p>
+</td>
+</tr>
+<tr>
+<td>
+<code>namespace</code></br>
+<em>
+string
+</em>
+</td>
+<td>
+<em>(Optional)</em>
+<p>Namespace to read the password secret from.
+This is required if the password secret selector is specified.</p>
+</td>
+</tr>
+<tr>
+<td>
+<code>channel</code></br>
+<em>
+string
+</em>
+</td>
+<td>
+<em>(Optional)</em>
+<p>Channel refers to which Slack channel to send slack message.</p>
+</td>
+</tr>
+<tr>
+<td>
+<code>message</code></br>
+<em>
+string
+</em>
+</td>
+<td>
+<em>(Optional)</em>
+<p>Message refers to the message to send to the Slack channel.</p>
+</td>
+</tr>
+</tbody>
+</table>
 <h3 id="argoproj.io/v1alpha1.StandardK8sTrigger">StandardK8sTrigger
 </h3>
 <p>
@@ -2679,6 +2762,7 @@ <h3 id="argoproj.io/v1alpha1.TriggerParameter">TriggerParameter
 <a href="#argoproj.io/v1alpha1.KafkaTrigger">KafkaTrigger</a>, 
 <a href="#argoproj.io/v1alpha1.NATSTrigger">NATSTrigger</a>, 
 <a href="#argoproj.io/v1alpha1.OpenFaasTrigger">OpenFaasTrigger</a>, 
+<a href="#argoproj.io/v1alpha1.SlackTrigger">SlackTrigger</a>, 
 <a href="#argoproj.io/v1alpha1.StandardK8sTrigger">StandardK8sTrigger</a>, 
 <a href="#argoproj.io/v1alpha1.Trigger">Trigger</a>)
 </p>
@@ -3085,6 +3169,20 @@ <h3 id="argoproj.io/v1alpha1.TriggerTemplate">TriggerTemplate
 <p>NATS refers to the trigger designed to place message on NATS subject.</p>
 </td>
 </tr>
+<tr>
+<td>
+<code>slack</code></br>
+<em>
+<a href="#argoproj.io/v1alpha1.SlackTrigger">
+SlackTrigger
+</a>
+</em>
+</td>
+<td>
+<em>(Optional)</em>
+<p>Slack refers to the trigger designed to send slack notification message.</p>
+</td>
+</tr>
 </tbody>
 </table>
 <h3 id="argoproj.io/v1alpha1.URLArtifact">URLArtifact
@@ -3131,5 +3229,5 @@ <h3 id="argoproj.io/v1alpha1.URLArtifact">URLArtifact
 <hr/>
 <p><em>
 Generated with <code>gen-crd-api-reference-docs</code>
-on git commit <code>739f169</code>.
+on git commit <code>7021110</code>.
 </em></p>