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dnsapi: Add option to set zone for nsupdate

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Some DNS servers for which dns_nsupdate.sh is applicable (such
as dyn.com's 'Standard DNS' TSIG update mechanism), require that
the zone be set during the nsupdate transaction.  Therefore we
add a new environment variable NSUPDATE_ZONE which is used to
set the zone for the DNS TSIG transaction.

Signed-off-by: Daniel F. Dickinson <cshored@thecshore.com>
This commit is contained in:
Daniel F. Dickinson 2018-12-13 01:23:53 -05:00
parent 5431d05168
commit 1a77490969
2 changed files with 26 additions and 3 deletions
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6
dnsapi/README.md
View File

@ -146,13 +146,17 @@ Finally, make the DNS server and update Key available to `acme.sh`
export NSUPDATE_SERVER="dns.example.com"
export NSUPDATE_KEY="/path/to/your/nsupdate.key"
```
and optionally (depending on DNS server)
```
export NSUPDATE_ZONE="example.com"
```
Ok, let's issue a cert now:
```
acme.sh --issue --dns dns_nsupdate -d example.com -d www.example.com
```
The `NSUPDATE_SERVER` and `NSUPDATE_KEY` settings will be saved in `~/.acme.sh/account.conf` and will be reused when needed.
The `NSUPDATE_SERVER`, `NSUPDATE_KEY`, and `NSUPDATE_ZONE` settings will be saved in `~/.acme.sh/account.conf` and will be reused when needed.
## 8. Use LuaDNS domain API

19
dnsapi/dns_nsupdate.sh
View File

@ -13,14 +13,24 @@ dns_nsupdate_add() {
_saveaccountconf NSUPDATE_SERVER "${NSUPDATE_SERVER}"
_saveaccountconf NSUPDATE_SERVER_PORT "${NSUPDATE_SERVER_PORT}"
_saveaccountconf NSUPDATE_KEY "${NSUPDATE_KEY}"
_saveaccountconf NSUPDATE_ZONE "${NSUPDATE_ZONE}"
_info "adding ${fulldomain}. 60 in txt \"${txtvalue}\""
[ -n "$DEBUG" ] && [ "$DEBUG" -ge "$DEBUG_LEVEL_1" ] && nsdebug="-d"
[ -n "$DEBUG" ] && [ "$DEBUG" -ge "$DEBUG_LEVEL_2" ] && nsdebug="-D"
if [ -z "${NSUPDATE_ZONE}" ]; then
nsupdate -k "${NSUPDATE_KEY}" $nsdebug <<EOF
server ${NSUPDATE_SERVER} ${NSUPDATE_SERVER_PORT}
update add ${fulldomain}. 60 in txt "${txtvalue}"
send
EOF
else
nsupdate -k "${NSUPDATE_KEY}" $nsdebug <<EOF
server ${NSUPDATE_SERVER} ${NSUPDATE_SERVER_PORT}
zone ${NSUPDATE_ZONE}.
update add ${fulldomain}. 60 in txt "${txtvalue}"
send
EOF
fi
if [ $? -ne 0 ]; then
_err "error updating domain"
return 1
@ -38,11 +48,20 @@ dns_nsupdate_rm() {
_info "removing ${fulldomain}. txt"
[ -n "$DEBUG" ] && [ "$DEBUG" -ge "$DEBUG_LEVEL_1" ] && nsdebug="-d"
[ -n "$DEBUG" ] && [ "$DEBUG" -ge "$DEBUG_LEVEL_2" ] && nsdebug="-D"
if [ -z "${NSUPDATE_ZONE}" ]; then
nsupdate -k "${NSUPDATE_KEY}" $nsdebug <<EOF
server ${NSUPDATE_SERVER} ${NSUPDATE_SERVER_PORT}
update delete ${fulldomain}. txt
send
EOF
else
nsupdate -k "${NSUPDATE_KEY}" $nsdebug <<EOF
server ${NSUPDATE_SERVER} ${NSUPDATE_SERVER_PORT}
zone ${NSUPDATE_ZONE}.
update delete ${fulldomain}. txt
send
EOF
fi
if [ $? -ne 0 ]; then
_err "error updating domain"
return 1