# "domain" = text domain suffix
# "bslaac" = boolean, use DHCPv4 MAC to find GA and ULA IPV6 SLAAC
# "bisolt" = boolean, format <host>.<network>.<domain>. so you can isolate
+# "bconf" = boolean, write conf file format rather than pipe records
#
##############################################################################
/^#/ {
# We need to pick out DHCP v4 or v6 records
- net = $2 ; id = $3 ; cls = $4 ; hst = $5 ; adr = $9 ;
+ net = $2 ; id = $3 ; cls = $4 ; hst = $5 ; adr = $9 ; adr2 = $10
cdr = adr ;
+ cdr2 = adr2 ;
sub( /\/.*/, "", adr ) ;
sub( /.*\//, "", cdr ) ;
+ sub( /\/.*/, "", adr2 ) ;
+ sub( /.*\//, "", cdr2 ) ;
if ( bisolt == 1 ) {
# only for provided hostnames and full /32 assignments
ptr = adr ; qpr = "" ; split( ptr, ptr, "." ) ;
slaac = slaac_eui64( id ) ;
- for( i=1; i<=4; i++ ) { qpr = ( ptr[i] "." qpr) ; }
- # DHCP A and PTR records with FQDN
- x = ( fqdn ". 120 IN A " adr ) ;
- y = ( qpr "in-addr.arpa. 120 IN PTR " fqdn ) ;
- print ( x "\n" y ) > hostfile ;
+ if ( bconf == 1 ) {
+ x = ( "local-data: \"" fqdn ". 120 IN A " adr "\"" ) ;
+ y = ( "local-data-ptr: \"" adr " 120 " fqdn "\"" ) ;
+ print ( x "\n" y "\n" ) > hostfile ;
+ }
+
+ else {
+ for( i=1; i<=4; i++ ) { qpr = ( ptr[i] "." qpr) ; }
+ x = ( fqdn ". 120 IN A " adr ) ;
+ y = ( qpr "in-addr.arpa. 120 IN PTR " fqdn ) ;
+ print ( x "\n" y ) > hostfile ;
+ }
- if ((bslaac == 1) && (slaac != 0)) {
+
+ if (( bslaac == 1 ) && ( slaac != 0 )) {
# UCI option to discover IPV6 routed SLAAC addresses
# NOT TODO - ping probe take too long when added in awk-rule loop
cmd = ( "ip -6 --oneline route show dev " net ) ;
# GA or ULA routed addresses only (not LL or MC)
sub( /\/.*/, "", adr ) ;
adr = ( adr slaac ) ;
- if ( split( adr, tmp0, ":" ) >= 8 ) { sub( "::", ":", adr ) ; }
- qpr = ipv6_ptr( adr ) ;
- x = ( fqdn ". 120 IN AAAA " adr ) ;
- y = ( qpr " 120 IN PTR " fqdn ) ;
- print ( x "\n" y ) > hostfile ;
+
+
+ if ( split( adr, tmp0, ":" ) >= 8 ) {
+ sub( "::", ":", adr ) ;
+ }
+
+
+ if ( bconf == 1 ) {
+ x = ( "local-data: \"" fqdn ". 120 IN AAAA " adr "\"" ) ;
+ y = ( "local-data-ptr: \"" adr " 120 " fqdn "\"" ) ;
+ print ( x "\n" y "\n" ) > hostfile ;
+ }
+
+ else {
+ qpr = ipv6_ptr( adr ) ;
+ x = ( fqdn ". 120 IN AAAA " adr ) ;
+ y = ( qpr ". 120 IN PTR " fqdn ) ;
+ print ( x "\n" y ) > hostfile ;
+ }
}
}
else {
if (( cdr == 128 ) && ( hst != "-" )) {
- # only for provided hostnames and full /128 assignments
- qpr = ipv6_ptr( adr ) ;
- x = ( fqdn ". 120 IN AAAA " adr ) ;
- y = ( qpr " 120 IN PTR " fqdn ) ;
- print ( x "\n" y ) > hostfile ;
+ if ( bconf == 1 ) {
+ x = ( "local-data: \"" fqdn ". 120 IN AAAA " adr "\"" ) ;
+ y = ( "local-data-ptr: \"" adr " 120 " fqdn "\"" ) ;
+ print ( x "\n" y "\n" ) > hostfile ;
+ }
+
+ else {
+ # only for provided hostnames and full /128 assignments
+ qpr = ipv6_ptr( adr ) ;
+ x = ( fqdn ". 120 IN AAAA " adr ) ;
+ y = ( qpr ". 120 IN PTR " fqdn ) ;
+ print ( x "\n" y ) > hostfile ;
+ }
+ }
+
+ if (( cdr2 == 128 ) && ( hst != "-" )) {
+ if ( bconf == 1 ) {
+ x = ( "local-data: \"" fqdn ". 120 IN AAAA " adr2 "\"" ) ;
+ y = ( "local-data-ptr: \"" adr2 " 120 " fqdn "\"" ) ;
+ print ( x "\n" y "\n" ) > hostfile ;
+ }
+
+ else {
+ # odhcp puts GA and ULA on the same line (position 9 and 10)
+ qpr2 = ipv6_ptr( adr2 ) ;
+ x = ( fqdn ". 120 IN AAAA " adr2 ) ;
+ y = ( qpr2 ". 120 IN PTR " fqdn ) ;
+ print ( x "\n" y ) > hostfile ;
+ }
}
}
}
##############################################################################
-function slaac_eui64( mac, ary, glbit, eui64 ) {
+function slaac_eui64( mac, ary, glbit, eui64 ) {
if ( length(mac) >= 12 ) {
# RFC2373 and use DHCPv4 registered MAC to find SLAAC addresses
split( mac , ary , "" ) ;
eui64 = ( ary[1] ary[2] ary[3] ary[4] ":" ary[5] ary[6] "ff:fe" ) ;
eui64 = ( eui64 ary[7] ary[8] ":" ary[9] ary[10] ary[11] ary[12] ) ;
}
-
+
else {
eui64 = 0 ;
}
-
-
+
+
return eui64 ;
}