example-payload.json.j2

{
  "@type": "MessageCard",
  "@context": "https://schema.org/extensions",
  "summary": "{{ alert.status|capitalize }} {{ alert.resource|replace('\\', '\\\\') }} / {{ alert.service|join(',')|replace('\\', '\\\\') }}",
  "themeColor": "{{ color }}",
  "title": "[{{ alert.status|capitalize }}] {{ alert.environment }} {{ alert.service|join(',')|replace('\\', '\\\\') }} {{ alert.severity|upper }} - {{ alert.event }} on {{ alert.resource|replace('\\', '\\\\') }}",
  "sections": [
    {
      "facts": [
        {
          "name": "Resource:",
           "value": "**{{ alert.resource|replace('\\', '\\\\') }}**{% if alert.attributes['hostaddress'] or alert.attributes['hostaddress6'] %} ({{ alert.attributes['hostaddress'] }}{% if alert.attributes['hostaddress6'] %} / {{ alert.attributes['hostaddress6'] }}{% endif %}){% endif %}"
        },
        {
          "name": "Service(s):",
          "value": "**{{ alert.service|join(',')|replace('\\', '\\\\') }}**"
        }
{%- if alert.origin %}
        ,{
           "name": "Origin:",
           "value": "{{ alert.origin|replace('\\', '\\\\') }}"
        }{% endif %}
      ]
    }
{%- if (alert.status and alert.status == 'open') and alert.text %}
    ,{
      "text": "```{{ alert.text|replace('\\', '\\\\') }}```"
    }{% endif %}
  ]
{%- if alert.status and alert.status in [ 'open', 'ack', 'assign' ] %}
  ,"potentialAction": [
{%- if headers and webhook_url %}
{%- for act in [ 'ack', 'close' ] %}
    {
      "@type": "HttpPOST",
      "name": "{{ act|capitalize }}",
      "target": "{{ webhook_url }}",
      "headers": {{ headers }},
      "body": "{ \"action\": \"{{ act }}\", \"alert_id\": \"{{ alert.id }}\" }"
    },{% endfor %}
    {
      "@type": "HttpPOST",
      "name": "Blackout",
      "target": "{{ webhook_url }}",
      "headers": {{ headers }},
      "body": "{ \"action\": \"blackout\", \"environment\": \"{{ alert.environment }}\", \"resource\": \"{{ alert.resource|replace('\\', '\\\\') }}\", \"event\": \"{{ alert.event }}\" }"
    },{% endif %}
    {
      "@type": "OpenUri",
      "name": "View in Alerta",
      "targets": [ { "os": "default", "uri": "{{ url }}" } ]
    }
  ]{% endif %}
}