| 1 |
stephdl |
1.3 |
diff -Nur e-smith-tinydns-2.4.0/createlinks e-smith-tinydns-2.4.0.bz2388/createlinks |
| 2 |
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--- e-smith-tinydns-2.4.0/createlinks 2006-03-14 23:01:42.000000000 +0100 |
| 3 |
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+++ e-smith-tinydns-2.4.0.bz2388/createlinks 2015-01-09 22:18:42.489639249 +0100 |
| 4 |
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@@ -26,3 +26,24 @@ |
| 5 |
stephdl |
1.1 |
service_link_enhanced("tinydns", "K65", "6"); |
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service_link_enhanced("tinydns", "K65", "0"); |
| 7 |
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service_link_enhanced("tinydns", "K65", "1"); |
| 8 |
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+ |
| 9 |
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+#link to services2adjust and templates2expand for dhcp-dns event |
| 10 |
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+ for my $event (qw( dhcp-dns )) |
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+ { |
| 12 |
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+ # services to launch on event |
| 13 |
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+ safe_symlink("restart", "root/etc/e-smith/events/$event/services2adjust/dnscache"); |
| 14 |
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+ safe_symlink("sigusr1", "root/etc/e-smith/events/$event/services2adjust/tinydns"); |
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+ safe_symlink("restart", "root/etc/e-smith/events/$event/services2adjust/dhcpd"); |
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+ safe_symlink("restart", "root/etc/e-smith/events/$event/services2adjust/dhcp-dns"); |
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+ |
| 18 |
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+ # Template to event |
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+ templates2events("/var/service/tinydns/root/data", $event); |
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+ } |
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+ |
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+#creation of dhcp-dns service |
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+ safe_symlink("daemontools", "root/etc/rc.d/init.d/dhcp-dns"); |
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+ service_link_enhanced("dhcp-dns", "S85", "7"); |
| 25 |
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+ service_link_enhanced("dhcp-dns", "K65", "6"); |
| 26 |
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+ service_link_enhanced("dhcp-dns", "K65", "0"); |
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+ service_link_enhanced("dhcp-dns", "K65", "1"); |
| 28 |
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+ safe_symlink("/var/service/dhcp-dns/", "root/service/dhcp-dns"); |
| 29 |
stephdl |
1.3 |
diff -Nur e-smith-tinydns-2.4.0/root/etc/e-smith/db/configuration/defaults/dhcp-dns/status e-smith-tinydns-2.4.0.bz2388/root/etc/e-smith/db/configuration/defaults/dhcp-dns/status |
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--- e-smith-tinydns-2.4.0/root/etc/e-smith/db/configuration/defaults/dhcp-dns/status 1970-01-01 01:00:00.000000000 +0100 |
| 31 |
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+++ e-smith-tinydns-2.4.0.bz2388/root/etc/e-smith/db/configuration/defaults/dhcp-dns/status 2015-01-08 13:33:30.870973725 +0100 |
| 32 |
stephdl |
1.1 |
@@ -0,0 +1 @@ |
| 33 |
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+enabled |
| 34 |
stephdl |
1.3 |
diff -Nur e-smith-tinydns-2.4.0/root/etc/e-smith/db/configuration/defaults/dhcp-dns/type e-smith-tinydns-2.4.0.bz2388/root/etc/e-smith/db/configuration/defaults/dhcp-dns/type |
| 35 |
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--- e-smith-tinydns-2.4.0/root/etc/e-smith/db/configuration/defaults/dhcp-dns/type 1970-01-01 01:00:00.000000000 +0100 |
| 36 |
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+++ e-smith-tinydns-2.4.0.bz2388/root/etc/e-smith/db/configuration/defaults/dhcp-dns/type 2015-01-08 13:33:30.870973725 +0100 |
| 37 |
stephdl |
1.1 |
@@ -0,0 +1 @@ |
| 38 |
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+service |
| 39 |
stephdl |
1.3 |
diff -Nur e-smith-tinydns-2.4.0/root/etc/e-smith/templates/var/service/tinydns/root/data/65dhcpARecords e-smith-tinydns-2.4.0.bz2388/root/etc/e-smith/templates/var/service/tinydns/root/data/65dhcpARecords |
| 40 |
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--- e-smith-tinydns-2.4.0/root/etc/e-smith/templates/var/service/tinydns/root/data/65dhcpARecords 1970-01-01 01:00:00.000000000 +0100 |
| 41 |
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+++ e-smith-tinydns-2.4.0.bz2388/root/etc/e-smith/templates/var/service/tinydns/root/data/65dhcpARecords 2015-01-09 22:09:02.149175482 +0100 |
| 42 |
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@@ -0,0 +1,76 @@ |
| 43 |
stephdl |
1.1 |
+{ |
| 44 |
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+ # we need perl-Date-Manip to convert to a unix timestamp |
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+ use Date::Manip qw /UnixDate/; |
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+ |
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+ # we need perl-Time-TAI64 for timestamp conversion |
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+ use Time::TAI64 qw /unixtai64/; |
| 49 |
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+ |
| 50 |
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+ # copy of dhcpd.leases file to /tmp because working directly on the original |
| 51 |
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+ # is not a good idea |
| 52 |
stephdl |
1.2 |
+ use File::Copy; |
| 53 |
stephdl |
1.4 |
+ copy('/var/lib/dhcpd/dhcpd.leases', '/tmp/tmpdhcpd.leases') |
| 54 |
stephdl |
1.3 |
+ or die ("Error dhcp-dns Service : Can't copy the /var/lib/dhcpd/dhcpd.leases"); |
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+ |
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+ #Text::DHCPparse forked because it doesn't allow to retrieve the end of lease |
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+ #Only the start is found by the leaseparse of DHCPparse.pm s/starts/ends |
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+ sub leaseparse { |
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+ my $logfile = shift; |
| 60 |
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+ my ( %list, $ip ); |
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+ open FILE, $logfile or die; |
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+ |
| 63 |
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+ while (<FILE>) { |
| 64 |
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+ next if /^#|^$/; |
| 65 |
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+ if (/^lease (\d+\.\d+\.\d+\.\d+)/) { |
| 66 |
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+ $ip = $1; |
| 67 |
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+ $list{$ip} = sprintf("%-17s", $ip); |
| 68 |
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+ } |
| 69 |
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+ /^\s*hardware ethernet (.*);/ && ($list{$ip} .= sprintf("%-19s", $1)); |
| 70 |
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+ /^\s*ends \d (.*);/ && ($list{$ip} .= sprintf("%-21s", $1)); |
| 71 |
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+ /^\s*(abandoned).*/ && ($list{$ip} .= sprintf("%-19s", $1)); |
| 72 |
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+ /^\s*client-hostname "(.*)";/ && ($list{$ip} .= sprintf("%-17s", $1)); |
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+ } |
| 74 |
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+ |
| 75 |
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+ close FILE; |
| 76 |
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+ |
| 77 |
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+ # make all entries 74 characters long to format properly |
| 78 |
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+ foreach (keys %list) { |
| 79 |
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+ #$list{$_} = sprintf("%-74s", $list{$_}) if (length$list{$_} < 76); |
| 80 |
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+ $list{$_} = sprintf("%-74.74s", $list{$_}); |
| 81 |
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+ } |
| 82 |
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+ |
| 83 |
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+ return \%list; |
| 84 |
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+} |
| 85 |
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+ |
| 86 |
stephdl |
1.1 |
+ # now we parse the leases |
| 87 |
stephdl |
1.4 |
+ $return = leaseparse('/tmp/tmpdhcpd.leases'); |
| 88 |
stephdl |
1.1 |
+ |
| 89 |
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+ # variable with local domain value (default is mycompamy.local) |
| 90 |
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+ my $localdomain = get_local_domainname; |
| 91 |
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+ |
| 92 |
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+ $OUT .= "# A records for dhcp hosts in $localdomain\n"; |
| 93 |
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+ |
| 94 |
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+ foreach (keys %$return) { |
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+ ($ip, $time, $mac, $name) = unpack("A17 A21 A19 A30", $return->{$_}); |
| 96 |
stephdl |
1.3 |
+ # when the dhcp lease is over $name is empty .. we want only non empty one |
| 97 |
stephdl |
1.2 |
+ if ( $name ne "" ) { |
| 98 |
stephdl |
1.1 |
+ # we skip also ips already allocated |
| 99 |
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+ unless (exists $allocated_ips{$ip}) |
| 100 |
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+ { |
| 101 |
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+ # Convert lease end time to the format expected as |
| 102 |
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+ # see: http://cr.yp.to/djbdns/tinydns-data.html |
| 103 |
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+ my $ts = UnixDate($time, "%s"); |
| 104 |
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+ my $endtai = unixtai64($ts); |
| 105 |
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+ $endtai =~ s/@//; |
| 106 |
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+ |
| 107 |
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+ # Determine TTL |
| 108 |
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+ my $ttl = ''; |
| 109 |
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+ $ttl = 0 unless ($ts <= time); |
| 110 |
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+ $OUT .= "=$name.$localdomain:$ip:$ttl:$endtai\n"; |
| 111 |
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+ } |
| 112 |
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+ $allocated_ips{$ip} = 1; |
| 113 |
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+ } |
| 114 |
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+ } |
| 115 |
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+ # remove the temp file |
| 116 |
stephdl |
1.4 |
+ system ("rm -f /tmp/tmpdhcpd.leases") ==0 |
| 117 |
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+ or die ("Error dhcp-dns Service : Can't rm the /tmp/tmpdhcpd.leases"); |
| 118 |
stephdl |
1.1 |
+} |
| 119 |
stephdl |
1.3 |
diff -Nur e-smith-tinydns-2.4.0/root/var/service/dhcp-dns/dhcp-dns e-smith-tinydns-2.4.0.bz2388/root/var/service/dhcp-dns/dhcp-dns |
| 120 |
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--- e-smith-tinydns-2.4.0/root/var/service/dhcp-dns/dhcp-dns 1970-01-01 01:00:00.000000000 +0100 |
| 121 |
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+++ e-smith-tinydns-2.4.0.bz2388/root/var/service/dhcp-dns/dhcp-dns 2015-01-09 22:22:32.389241240 +0100 |
| 122 |
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@@ -0,0 +1,38 @@ |
| 123 |
stephdl |
1.1 |
+#!/usr/bin/perl |
| 124 |
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+ |
| 125 |
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+my $lease_file = "/var/lib/dhcpd/dhcpd.leases"; |
| 126 |
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+ |
| 127 |
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+# last modified time |
| 128 |
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+my $modtime = 0; |
| 129 |
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+ |
| 130 |
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+# seconds to wait |
| 131 |
stephdl |
1.3 |
+my $update_freq = 30; |
| 132 |
stephdl |
1.1 |
+ |
| 133 |
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+########################################################################### |
| 134 |
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+# Main Loop |
| 135 |
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+while (1) { |
| 136 |
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+ |
| 137 |
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+ # check the file's last updated time, if it's been changed, update |
| 138 |
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+ # the DNS and save the modified time. This will ALWAYS run once - on |
| 139 |
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+ # startup, since $modtime starts at zero. |
| 140 |
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+ |
| 141 |
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+ my @stats = stat ($lease_file); |
| 142 |
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+ if ($stats[9] > $modtime) { |
| 143 |
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+ |
| 144 |
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+ $modtime = $stats[9]; |
| 145 |
stephdl |
1.3 |
+ system ("expand-template /var/service/tinydns/root/data") ==0 |
| 146 |
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+ or warn ("Error service dhcp-dns : can't do expand-template /var/service/tinydns/root/data"); |
| 147 |
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+ |
| 148 |
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+ system ("/usr/bin/sv 1 /service/tinydns") ==0 |
| 149 |
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+ or warn ("Error service dhcp-dns : can't do sv 1 /service/tinydns"); |
| 150 |
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+ |
| 151 |
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+ system ("/usr/bin/sv 1 /service/dnscache") ==0 |
| 152 |
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+ or warn ("Error service dhcp-dns : can't do sv 1 /service/dnscache"); |
| 153 |
stephdl |
1.1 |
+ |
| 154 |
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+ } |
| 155 |
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+ |
| 156 |
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+ # wait till next check time |
| 157 |
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+ sleep $update_freq; |
| 158 |
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+ |
| 159 |
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+} # end main |
| 160 |
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+########################################################################### |
| 161 |
stephdl |
1.3 |
diff -Nur e-smith-tinydns-2.4.0/root/var/service/dhcp-dns/run e-smith-tinydns-2.4.0.bz2388/root/var/service/dhcp-dns/run |
| 162 |
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--- e-smith-tinydns-2.4.0/root/var/service/dhcp-dns/run 1970-01-01 01:00:00.000000000 +0100 |
| 163 |
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+++ e-smith-tinydns-2.4.0.bz2388/root/var/service/dhcp-dns/run 2015-01-08 13:33:30.871973834 +0100 |
| 164 |
stephdl |
1.1 |
@@ -0,0 +1,4 @@ |
| 165 |
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+#!/bin/sh |
| 166 |
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+ |
| 167 |
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+exec 2>&1 |
| 168 |
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+exec /usr/bin/perl dhcp-dns |
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