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fix: do not depend on _acme-challenge prefix

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No need to check record name when adding records.
Remove only `TXT` records that match both `txtdomain` and `txtvalue`.
This commit is contained in:
ahwayakchih 2019-02-17 19:29:20 +01:00
parent f1b678290c
commit 19042f696e
1 changed files with 12 additions and 23 deletions
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35
dnsapi/dns_mydevil.sh
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@ -26,16 +26,14 @@ dns_mydevil_add() {
_info "Using mydevil"
domain=$(mydevil_get_domain "$fulldomain")
if ! mydevil_check_record "$fulldomain"; then
_err "Invalid record name: does not start with '_acme-challenge'."
return 1
fi
if [ -z "$domain" ]; then
_err "Invalid domain name: could not find root domain of $fulldomain."
return 1
fi
# No need to check if record name exists, `devil` always adds new record.
# In worst case scenario, we end up with multiple identical records.
_info "Adding $fulldomain record for domain $domain"
if devil dns add "$domain" "$fulldomain" TXT "$txtvalue"; then
_info "Successfully added TXT record, ready for validation."
@ -61,17 +59,20 @@ dns_mydevil_rm() {
_info "Using mydevil"
domain=$(mydevil_get_domain "$fulldomain")
if ! mydevil_check_record "$fulldomain"; then
_err "Invalid record name: does not start with '_acme-challenge'."
return 1
fi
if [ -z "$domain" ]; then
_err "Invalid domain name: could not find root domain of $fulldomain."
return 1
fi
for id in $(devil dns list "$domain" | grep "$fulldomain" | cut -w -s -f 1); do
# catch one or more numbers
num='[0-9][0-9]*'
# catch one or more whitespace
w=$(printf '[\t ][\t ]*')
# catch anything, except newline
any='.*'
# filter to make sure we do not delete other records
validRecords="^${num}${w}${fulldomain}${w}TXT${w}${any}${txtvalue}$"
for id in $(devil dns list "$domain" | tail -n+2 | grep "${validRecords}" | cut -w -s -f 1); do
_info "Removing record $id from domain $domain"
devil dns del "$domain" "$id" || _err "Could not remove DNS record."
done
@ -79,18 +80,6 @@ dns_mydevil_rm() {
#################### Private functions below ##################################
# Usage: mydevil_check_record "_acme-challenge.www.domain.com" || _err "Invalid record name"
mydevil_check_record() {
case "$1" in
"_acme-challenge."*)
return 0
;;
*)
return 1
;;
esac
}
# Usage: domain=$(mydevil_get_domain "_acme-challenge.www.domain.com" || _err "Invalid domain name")
# echo $domain
mydevil_get_domain() {