Docker-gen JSON Export template

json-export.tmpl

{
  "Docker": {
    "Name":                 "{{ .Docker.Name }}",
    "NumContainers":        {{ .Docker.NumContainers }},
    "NumImages":            {{ .Docker.NumImages }},
    "Version":              "{{ .Docker.Version }}",
    "ApiVersion":           "{{ .Docker.ApiVersion }}",
    "GoVersion":            "{{ .Docker.GoVersion }}",
    "OperatingSystem":      "{{ .Docker.OperatingSystem }}",
    "Architecture":         "{{ .Docker.Architecture }}",
    "CurrentContainerID":   "{{ .Docker.CurrentContainerID }}"
  },
  "Env": {
{{ range $key, $value := .Env }}
    "{{ $key }}": "{{ $value }}",
{{ end }}
  },
  "RuntimeContainers": [
{{ range $index, $container := $ }}
    {
      "ID":           "{{ $container.ID }}",
      "Addresses": [
{{ range $index, $address := $container.Addresses }}
        {
          "IP":           "{{ $address.IP }}",
          "IP6LinkLocal": "{{ $address.IP6LinkLocal }}",
          "IP6Global":    "{{ $address.IP6Global }}",
          "Port":         "{{ $address.Port }}",
          "HostPort":     "{{ $address.HostPort }}",
          "Proto":        "{{ $address.Proto }}",
          "HostIP":       "{{ $address.HostIP }}"
        },
{{ end }}
      ],
      "Networks": [
{{ range $index, $network := $container.Networks }}
        {
          "IP":                  "{{ $network.IP }}",
          "Name":                "{{ $network.Name }}",
          "Gateway":             "{{ $network.Gateway }}",
          "EndpointID":          "{{ $network.EndpointID }}",
          "IPv6Gateway":         "{{ $network.IPv6Gateway }}",
          "GlobalIPv6Address":   "{{ $network.GlobalIPv6Address }}",
          "MacAddress":          "{{ $network.MacAddress }}",
          "GlobalIPv6PrefixLen": {{ $network.GlobalIPv6PrefixLen }},
          "IPPrefixLen":         {{ $network.IPPrefixLen }}
        },
{{ end }}
      ],
      "Gateway":      "{{ $container.Gateway }}",
      "Name":         "{{ $container.Name }}",
      "Hostname":     "{{ $container.Hostname }}",
      "Image":        {
        "Registry":   "{{ $container.Image.Registry }}",
        "Repository": "{{ $container.Image.Repository }}",
        "Tag":        "{{ $container.Image.Tag }}"
      },
      "Env": {
{{ range $key, $value := $container.Env }}
        "{{ $key }}": "{{ $value }}",
{{ end }}
      },
      "Volumes": {
{{ range $key, $volume := $container.Volumes }}
        "{{ $key }}": {
          "Path":      "{{ $volume.Path }}",
          "HostPath":  "{{ $volume.HostPath }}",
          "ReadWrite": {{ $volume.ReadWrite }}
        },
{{ end }}
      },
      "Node": {
        "ID":      "{{ $container.Node.ID }}",
        "Name":    "{{ $container.Node.Name }}",
{{ $address := $container.Node.Address }}
        "Address": {
          "IP":           "{{ $address.IP }}",
          "IP6LinkLocal": "{{ $address.IP6LinkLocal }}",
          "IP6Global":    "{{ $address.IP6Global }}",
          "Port":         "{{ $address.Port }}",
          "HostPort":     "{{ $address.HostPort }}",
          "Proto":        "{{ $address.Proto }}",
          "HostIP":       "{{ $address.HostIP }}"
        }
      },
      "Labels": {
{{ range $key, $value := $container.Labels }}
        "{{ $key }}": "{{ $value }}",
{{ end }}
      },
      "IP":           "{{ $container.IP }}",
      "IP6LinkLocal": "{{ $container.IP6LinkLocal }}",
      "IP6Global":    "{{ $container.IP6Global }}",
      "Mounts": [
{{ range $index, $mount := $container.Mounts }}
        {
          "Name":        "{{ $mount.Name }}",
          "Source":      "{{ $mount.Source }}",
          "Destination": "{{ $mount.Destination }}",
          "Driver":      "{{ $mount.Driver }}",
          "Mode":        "{{ $mount.Mode }}",
          "RW":          {{ $mount.RW }}
        },
{{ end }}
      ],
      "State": {
        "Running": {{ $container.State.Running }}
      }
    },
{{ end }}
  ]
}

Some dangling comma's I couldn't easily get rid of, and particularly .Env keys/values might not be escaped as should.