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增加一个选项切换Global Key和API Token，修复使用命令行无法更新IPv6的问题 #18

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增加一个选项切换Global Key和API Token，修复使用命令行无法更新IPv6的问题 #18

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47 changes: 32 additions & 15 deletions cf-v4-ddns.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -2,7 +2,8 @@
set -o errexit
set -o nounset
set -o pipefail

Keys="X-Auth-Key:"
Tokens="Authorization: Bearer"
# Automatically update your CloudFlare DNS record to the IP, Dynamic DNS
# Can retrieve cloudflare Domain id and list zone's, because, lazy

Expand All @@ -19,10 +20,12 @@ 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
# -a true|false \ # specify cf tokens/global_keys, default: false
# -t A|AAAA # specify ipv4/ipv6, default: ipv4

# Optional flags:
# -f false|true \ # force dns update, disregard local stored ip
# -a true|false \ # which type of api to use

# default config

Expand All @@ -48,30 +51,44 @@ CFTTL=120
# Ignore local file, update ip anyway
FORCE=false

WANIPSITE="http://ipv4.icanhazip.com"
# Use Cloudflare API Tokens or API Keys,true(API Tokens)|false(Global API Keys), default API Tokens
UseTokens=false
Which2Use=${Keys}

# Site to retrieve WAN ip, other examples are: bot.whatismyipaddress.com, https://api.ipify.org/ ...
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
WANIPSITE="http://ipv4.icanhazip.com"

# get parameter
while getopts k:u:h:z:t:f: opts; do
while getopts k:u:h:z:t:f:a: opts; do
case ${opts} in
k) CFKEY=${OPTARG} ;;
u) CFUSER=${OPTARG} ;;
h) CFRECORD_NAME=${OPTARG} ;;
z) CFZONE_NAME=${OPTARG} ;;
t) CFRECORD_TYPE=${OPTARG} ;;
a) UseTokens=${OPTARG};;
f) FORCE=${OPTARG} ;;
esac
done

# Switch which API to use
if [ "${UseTokens}" = "true" ]; then
Which2Use=${Tokens}
elif [ "${UseTokens}" = "false" ]; then
:
else
echo "$UseTokens specified is invalid, UseTokens can only be true(API Tokens)|false(Global API Keys)"
fi

# Site to retrieve WAN ip, other examples are: bot.whatismyipaddress.com, https://api.ipify.org/ ...
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

# If required settings are missing just exit
if [ "$CFKEY" = "" ]; then
echo "Missing api-key, get at: https://www.cloudflare.com/a/account/my-account"
Expand Down Expand Up @@ -120,8 +137,8 @@ if [ -f $ID_FILE ] && [ $(wc -l $ID_FILE | cut -d " " -f 1) == 4 ] \
CFRECORD_ID=$(sed -n '2,1p' "$ID_FILE")
else
echo "Updating zone_identifier & record_identifier"
CFZONE_ID=$(curl -s -X GET "https://api.cloudflare.com/client/v4/zones?name=$CFZONE_NAME" -H "X-Auth-Email: $CFUSER" -H "X-Auth-Key: $CFKEY" -H "Content-Type: application/json" | grep -Po '(?<="id":")[^"]*' | head -1 )
CFRECORD_ID=$(curl -s -X GET "https://api.cloudflare.com/client/v4/zones/$CFZONE_ID/dns_records?name=$CFRECORD_NAME" -H "X-Auth-Email: $CFUSER" -H "X-Auth-Key: $CFKEY" -H "Content-Type: application/json" | grep -Po '(?<="id":")[^"]*' | head -1 )
CFZONE_ID=$(curl -s -X GET "https://api.cloudflare.com/client/v4/zones?name=$CFZONE_NAME" -H "X-Auth-Email: $CFUSER" -H "$Which2Use $CFKEY" -H "Content-Type: application/json" | grep -Po '(?<="id":")[^"]*' | head -1 )
CFRECORD_ID=$(curl -s -X GET "https://api.cloudflare.com/client/v4/zones/$CFZONE_ID/dns_records?name=$CFRECORD_NAME" -H "X-Auth-Email: $CFUSER" -H "$Which2Use $CFKEY" -H "Content-Type: application/json" | grep -Po '(?<="id":")[^"]*' | head -1 )
echo "$CFZONE_ID" > $ID_FILE
echo "$CFRECORD_ID" >> $ID_FILE
echo "$CFZONE_NAME" >> $ID_FILE
Expand All @@ -133,7 +150,7 @@ echo "Updating DNS to $WAN_IP"

RESPONSE=$(curl -s -X PUT "https://api.cloudflare.com/client/v4/zones/$CFZONE_ID/dns_records/$CFRECORD_ID" \
-H "X-Auth-Email: $CFUSER" \
-H "X-Auth-Key: $CFKEY" \
-H "$Which2Use $CFKEY" \
-H "Content-Type: application/json" \
--data "{\"id\":\"$CFZONE_ID\",\"type\":\"$CFRECORD_TYPE\",\"name\":\"$CFRECORD_NAME\",\"content\":\"$WAN_IP\", \"ttl\":$CFTTL}")

Expand Down