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Fix the all the update operations

This commit is contained in:
Miek Gieben 2011-08-22 15:43:52 +02:00
parent 7195ce739c
commit 6751a16313
1 changed files with 45 additions and 34 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

79
update.go
View File

@ -27,11 +27,11 @@ func (u *Update) Additional() []RR {
// NewUpdate creats a new DNS update packet.
func NewUpdate(zone string, class uint16) *Update {
u := new(Update)
u.MsgHdr.Opcode = OpcodeUpdate
u.Question = make([]Question, 1)
u.Question[0] = Question{zone, TypeSOA, class}
return u
u := new(Update)
u.MsgHdr.Opcode = OpcodeUpdate
u.Question = make([]Question, 1)
u.Question[0] = Question{zone, TypeSOA, class}
return u
}
// 3.2.4 - Table Of Metavalues Used In Prerequisite Section
@ -58,7 +58,7 @@ func (u *Update) NameUsed(rr []RR) {
func (u *Update) NameNotUsed(rr []RR) {
u.Answer = make([]RR, len(rr))
for i, r := range rr {
u.Answer[i] = &RR_ANY{Hdr: RR_Header{Name: r.Header().Name, Ttl: 0, Rrtype: TypeANY, Class: ClassNONE}}
u.Answer[i] = &RR_ANY{Hdr: RR_Header{Name: r.Header().Name, Ttl: 0, Rrtype: TypeANY, Class: ClassNONE}}
}
}
@ -67,8 +67,8 @@ func (u *Update) NameNotUsed(rr []RR) {
func (u *Update) RRsetUsedFull(rr []RR) {
u.Answer = make([]RR, len(rr))
for i, r := range rr {
u.Answer[i] = r
u.Answer[i].Header().Class = u.Msg.Question[0].Qclass // TODO crashes if question is zero
u.Answer[i] = r
u.Answer[i].Header().Class = u.Msg.Question[0].Qclass // TODO crashes if question is zero
}
}
@ -77,9 +77,10 @@ func (u *Update) RRsetUsedFull(rr []RR) {
func (u *Update) RRsetUsed(rr []RR) {
u.Answer = make([]RR, len(rr))
for i, r := range rr {
u.Answer[i] = r
u.Answer[i].Header().Class = ClassANY
u.Answer[i].Header().Rdlength = 0
u.Answer[i] = r
u.Answer[i].Header().Class = ClassANY
u.Answer[i].Header().Ttl = 0
u.Answer[i].Header().Rdlength = 0
}
}
@ -88,9 +89,10 @@ func (u *Update) RRsetUsed(rr []RR) {
func (u *Update) RRsetNotUsed(rr []RR) {
u.Answer = make([]RR, len(rr))
for i, r := range rr {
u.Answer[i] = r
u.Answer[i].Header().Class = ClassNONE
u.Answer[i].Header().Rdlength = 0
u.Answer[i] = r
u.Answer[i].Header().Class = ClassNONE
u.Answer[i].Header().Rdlength = 0
u.Answer[i].Header().Ttl = 0
}
}
@ -103,30 +105,39 @@ func (u *Update) RRsetNotUsed(rr []RR) {
// NONE rrset rr Delete an RR from an RRset
// zone rrset rr Add to an RRset
// RRsetAddFull adds an complete RRset, see RFC 2136 section 2.5.1
func (u *Update) RRsetAddFull(rr []RR) {
u.Ns = make([]RR, len(rr))
for i, r := range rr {
u.Ns[i] = r
u.Ns[i].Header().Class = u.Msg.Question[0].Qclass // TODO crashes if question is zero
}
u.Ns = make([]RR, len(rr))
for i, r := range rr {
u.Ns[i] = r
u.Ns[i].Header().Class = u.Msg.Question[0].Qclass // TODO crashes if question is zero
}
}
// RRsetDeleteFull delete the full RR, see RFC 2136 section 2.5.2
func (u *Update) RRsetDeleteFull(rr []RR) {
u.Ns = make([]RR, len(rr))
for i, r := range rr {
u.Ns[i] = r
u.Ns[i].Header().Class = ClassNONE
}
// RRsetDelete delete an RRset, see RFC 2136 section 2.5.2
func (u *Update) RRsetDelete(rr []RR) {
u.Ns = make([]RR, len(rr))
for i, r := range rr {
u.Ns[i] = r
u.Ns[i].Header().Class = ClassANY
u.Ns[i].Header().Rdlength = 0
u.Ns[i].Header().Ttl = 0
}
}
// RRsetDelete delete the RRset, see RFC 2136 section 2.5.2
func (u *Update) DeleteFull(rr []RR) {
u.Ns = make([]RR, len(rr))
for i, r := range rr {
u.Ns[i] = r
u.Ns[i].Header().Class = ClassNONE
}
// NameDelete deletes all RRsets of a name, see RFC 2136 section 2.5.3
func (u *Update) NameDelete(rr []RR) {
u.Ns = make([]RR, len(rr))
for i, r := range rr {
u.Ns[i] = &RR_ANY{Hdr: RR_Header{Name: r.Header().Name, Ttl: 0, Rrtype: TypeANY, Class: ClassANY}}
}
}
// RRsetDeleteRR deletes RR from the RRSset, see RFC 2136 section 2.5.4
func (u *Update) RRsetDeleteRR(rr []RR) {
u.Ns = make([]RR, len(rr))
for i, r := range rr {
u.Ns[i] = r
u.Ns[i].Header().Class = ClassNONE
}
}