cilium

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[
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  {
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    "endpointSelector": {
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      "matchLabels": {
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        "app": "test-app"
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      }
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    },
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    "egress": [
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      {
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        "toEndpoints": [
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          {
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            "matchLabels": {
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              "app-type": "dns"
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            }
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          }
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        ],
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        "toPorts": [
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          {
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            "ports": [
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              {
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                "port": "53",
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                "protocol": "ANY"
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              }
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            ],
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            "rules": {
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              "dns": [
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                { "matchName": "cilium.io" },
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                { "matchPattern": "*.cilium.io" }, 
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                { "matchPattern": "*.api.cilium.io" }
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              ]
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            }
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          }
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        ]
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      },
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      {
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        "toFQDNs": [
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          { "matchName": "cilium.io" },
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          { "matchName": "sub.cilium.io" },
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          { "matchName": "service1.api.cilium.io" },
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          { "matchPattern": "special*service.api.cilium.io" }
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       ]
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      }
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    ]
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  }
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]
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