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-rw-r--r--README.md64
1 files changed, 63 insertions, 1 deletions
diff --git a/README.md b/README.md
index 7d33170..8a2738a 100644
--- a/README.md
+++ b/README.md
@@ -5,15 +5,77 @@ Update dynamic DNS records from netlink.
The set of active interface IPv4/IPv6 addresses is used to send DNS `UPDATE` requests to the primary NS for a DNS zone.
+The DNS update requests are retried in the background (XXX: currently blocks for 10s on each query attempt).
+
## Install
go get -v github.com/qmsk/go-nsupdate
## Usage
- TSIG_SECRET=... go-nsupdate --interface=vlan-wan --tsig-algorithm=hmac-sha256 yzzrt.dyn.qmsk.net --watch
# Using a generated TSIG key:
# TSIG_SECRET=$(python -c 'import os; print os.urandom(32).encode("base64")')
+
+ TSIG_SECRET=... go-nsupdate --interface=vlan-wan --tsig-algorithm=hmac-sha256 yzzrt.dyn.qmsk.net --watch
+ 2016/06/19 21:29:33 discover server=zovoweix.qmsk.net.
+ 2016/06/19 21:29:33 using TSIG: yzzrt.dyn.qmsk.net (algo=hmac-sha256.)
+ 2016/06/19 21:29:33 AddrSet iface=vlan-wan: up 2001:14ba:400:0:7:1449:a833:f11f
+ 2016/06/19 21:29:33 update...
+ 2016/06/19 21:29:33 update query:
+ ;; opcode: UPDATE, status: NOERROR, id: 61616
+ ;; flags:; QUERY: 1, ANSWER: 0, AUTHORITY: 2, ADDITIONAL: 1
+
+ ;; QUESTION SECTION:
+ ;dyn.qmsk.net. IN SOA
+
+ ;; AUTHORITY SECTION:
+ yzzrt.dyn.qmsk.net. 0 ANY ANY
+ yzzrt.dyn.qmsk.net. 60 IN AAAA 2001:14ba:400:0:7:1449:a833:f11f
+
+ ;; ADDITIONAL SECTION:
+
+ ;; TSIG PSEUDOSECTION:
+ yzzrt.dyn.qmsk.net. 0 ANY TSIG hmac-sha256. 20160619182933 300 0 61616 0 0
+ 2016/06/19 21:29:33 update answer:
+ ;; opcode: UPDATE, status: NOERROR, id: 61616
+ ;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 0, ADDITIONAL: 1
+
+ ;; QUESTION SECTION:
+ ;dyn.qmsk.net. IN SOA
+
+ ;; ADDITIONAL SECTION:
+
+ ;; TSIG PSEUDOSECTION:
+ yzzrt.dyn.qmsk.net. 0 ANY TSIG hmac-sha256. 20160619182933 300 32 E083433B2893B2036B24549E3537C6E17B858019B9862DC2EB9EDFB959D03232 61616 0 0
+ 2016/06/19 21:46:34 AddrSet iface=vlan-wan: up 213.243.178.191
+ 2016/06/19 21:46:34 addrs update...
+ 2016/06/19 21:46:34 update...
+ 2016/06/19 21:46:34 update query:
+ ;; opcode: UPDATE, status: NOERROR, id: 30973
+ ;; flags:; QUERY: 1, ANSWER: 0, AUTHORITY: 3, ADDITIONAL: 1
+
+ ;; QUESTION SECTION:
+ ;dyn.qmsk.net. IN SOA
+
+ ;; AUTHORITY SECTION:
+ yzzrt.dyn.qmsk.net. 0 ANY ANY
+ yzzrt.dyn.qmsk.net. 60 IN AAAA 2001:14ba:400:0:7:1449:a833:f11f
+ yzzrt.dyn.qmsk.net. 60 IN A 213.243.178.191
+
+ ;; ADDITIONAL SECTION:
+
+ ;; TSIG PSEUDOSECTION:
+ yzzrt.dyn.qmsk.net. 0 ANY TSIG hmac-sha256. 20160619184634 300 0 30973 0 0
+ 2016/06/19 21:46:35 update answer:
+ ;; opcode: UPDATE, status: NOERROR, id: 30973
+ ;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 0, ADDITIONAL: 1
+
+ ;; QUESTION SECTION:
+ ;dyn.qmsk.net. IN SOA
+
+ ;; ADDITIONAL SECTION:
+ ;; TSIG PSEUDOSECTION:
+ yzzrt.dyn.qmsk.net. 0 ANY TSIG hmac-sha256. 20160619184635 300 32 1F7F1EB8A3D5213EAAA163AE78388D48911495A0F3E2870688F3338160905EC9 30973 0