Initial commit

checker/types.go

@@ -0,0 +1,60 @@
+package checker
+
+import (
+	"encoding/json"
+
+	"github.com/miekg/dns"
+)
+
+const ObservationKey = "reverse-zone"
+
+type ForwardAddress struct {
+	Type    string `json:"type"` // "A" or "AAAA"
+	Address string `json:"address"`
+	TTL     uint32 `json:"ttl,omitempty"`
+}
+
+type PTREntry struct {
+	OwnerName string `json:"owner_name"` // FQDN of the PTR record (e.g. "42.1.168.192.in-addr.arpa.")
+	ReverseIP string `json:"reverse_ip,omitempty"`
+	Subdomain string `json:"subdomain,omitempty"`
+
+	Targets []string `json:"targets"`
+	TTL     uint32   `json:"ttl,omitempty"`
+
+	TargetSyntaxValid  bool `json:"target_syntax_valid,omitempty"`
+	TargetLooksGeneric bool `json:"target_looks_generic,omitempty"`
+
+	ForwardAddresses []ForwardAddress `json:"forward_addresses,omitempty"`
+	ForwardMatch     bool             `json:"forward_match,omitempty"`
+	TargetResolves   bool             `json:"target_resolves,omitempty"`
+	ForwardError     string           `json:"forward_error,omitempty"`
+}
+
+type ReverseZoneData struct {
+	Zone          string `json:"zone"`
+	IsReverseZone bool   `json:"is_reverse_zone"`
+	IsIPv6        bool   `json:"is_ipv6"`
+
+	PTRCount int        `json:"ptr_count"`
+	Entries  []PTREntry `json:"entries,omitempty"` // capped to maxPTRsToCheck
+	Truncated bool      `json:"truncated,omitempty"`
+	LoadError string    `json:"load_error,omitempty"` // structural failure preventing collection
+}
+
+// ptrService mirrors happyDomain's `svcs.PTR`.
+type ptrService struct {
+	Record *dns.PTR `json:"Record"`
+}
+
+// serviceMessage mirrors happyDomain's per-service envelope inside a Zone.
+type serviceMessage struct {
+	Type    string          `json:"_svctype"`
+	Service json.RawMessage `json:"Service"`
+}
+
+// zoneMessage mirrors the subset of happyDomain's Zone needed here.
+type zoneMessage struct {
+	DefaultTTL uint32                       `json:"default_ttl"`
+	Services   map[string][]serviceMessage  `json:"services"`
+}