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f58f1e4285
Allow specifying a primary server and retrieve the zone's content. Add tests and an Expired bool to zone struct, to stop server zones that are expired. The zone is retrieved on Startup, no updates of changed content are done. We also don't respond to notifies yet.
58 lines
1.2 KiB
Go
58 lines
1.2 KiB
Go
package file
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import (
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"github.com/miekg/coredns/middleware"
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"github.com/miekg/coredns/middleware/file/tree"
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"github.com/miekg/dns"
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)
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type Zone struct {
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SOA *dns.SOA
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SIG []dns.RR
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name string
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*tree.Tree
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TransferTo []string
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TransferFrom []string
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Expired *bool
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}
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// NewZone returns a new zone.
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func NewZone(name string) *Zone {
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z := &Zone{name: dns.Fqdn(name), Tree: &tree.Tree{}, Expired: new(bool)}
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*z.Expired = false
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return z
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}
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// Insert inserts r into z.
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func (z *Zone) Insert(r dns.RR) { z.Tree.Insert(r) }
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// Delete deletes r from z.
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func (z *Zone) Delete(r dns.RR) { z.Tree.Delete(r) }
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// TransferAllowed checks if incoming request for transferring the zone is allowed according to the ACLs.
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func (z *Zone) TransferAllowed(state middleware.State) bool {
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for _, t := range z.TransferTo {
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if t == "*" {
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return true
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}
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}
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return false
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}
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// All returns all records from the zone, the first record will be the SOA record,
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// otionally followed by all RRSIG(SOA)s.
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func (z *Zone) All() []dns.RR {
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records := []dns.RR{}
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allNodes := z.Tree.All()
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for _, a := range allNodes {
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records = append(records, a.All()...)
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}
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if len(z.SIG) > 0 {
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records = append(z.SIG, records...)
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}
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return append([]dns.RR{z.SOA}, records...)
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}
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