github/cloudflare-api-v4-ddns
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Merge pull request #4 from Bill0412/master

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Feat: support IPv6 DDNS
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yulewang 2020-04-20 17:49:24 +08:00 committed by GitHub
commit abc40f5e03
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2 changed files with 19 additions and 4 deletions
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3
README.md
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@ -1 +1,2 @@
Cloudflare API v4 Dynamic DNS Update in Bash, without unnecessary requests
Cloudflare API v4 Dynamic DNS Update in Bash, without unnecessary requests
Now the script also supports v6(AAAA DDNS Recoards)

20
cf-v4-ddns.sh
View File

@ -19,6 +19,7 @@ set -o pipefail
# -u user@example.com \
# -h host.example.com \ # fqdn of the record you want to update
# -z example.com \ # will show you all zones if forgot, but you need this
# -t A|AAAA # specify ipv4/ipv6, default: ipv4
# Optional flags:
# -f false|true \ # force dns update, disregard local stored ip
@ -38,22 +39,35 @@ CFZONE_NAME=
# Hostname to update, eg: homeserver.example.com
CFRECORD_NAME=
# Record type, A(IPv4)|AAAA(IPv6), default IPv4
CFRECORD_TYPE=A
# Cloudflare TTL for record, between 120 and 86400 seconds
CFTTL=120
# Ignore local file, update ip anyway
FORCE=false
WANIPSITE="http://ipv4.icanhazip.com"
# Site to retrieve WAN ip, other examples are: bot.whatismyipaddress.com, https://api.ipify.org/ ...
WANIPSITE="http://icanhazip.com"
if [ "$CFRECORD_TYPE" = "A" ]; then
:
elif [ "$CFRECORD_TYPE" = "AAAA" ]; then
WANIPSITE="http://ipv6.icanhazip.com"
else
echo "$CFRECORD_TYPE specified is invalid, CFRECORD_TYPE can only be A(for IPv4)|AAAA(for IPv6)"
exit 2
fi
# get parameter
while getopts k:u:h:z:f: opts; do
while getopts k:u:h:z:t:f: opts; do
case ${opts} in
k) CFKEY=${OPTARG} ;;
u) CFUSER=${OPTARG} ;;
h) CFRECORD_NAME=${OPTARG} ;;
z) CFZONE_NAME=${OPTARG} ;;
t) CFRECORD_TYPE=${OPTARG} ;;
f) FORCE=${OPTARG} ;;
esac
done
@ -121,7 +135,7 @@ RESPONSE=$(curl -s -X PUT "https://api.cloudflare.com/client/v4/zones/$CFZONE_ID
-H "X-Auth-Email: $CFUSER" \
-H "X-Auth-Key: $CFKEY" \
-H "Content-Type: application/json" \
--data "{\"id\":\"$CFZONE_ID\",\"type\":\"A\",\"name\":\"$CFRECORD_NAME\",\"content\":\"$WAN_IP\", \"ttl\":$CFTTL}")
--data "{\"id\":\"$CFZONE_ID\",\"type\":\"$CFRECORD_TYPE\",\"name\":\"$CFRECORD_NAME\",\"content\":\"$WAN_IP\", \"ttl\":$CFTTL}")
if [ "$RESPONSE" != "${RESPONSE%success*}" ] && [ $(echo $RESPONSE | grep "\"success\":true") != "" ]; then
echo "Updated succesfuly!"