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cfddns: 新增支持维护多条DNS记录 #147

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cfddns: 新增支持维护多条DNS记录 #147

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213 changes: 169 additions & 44 deletions cfddns/cfddns/scripts/cfddns_config.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -6,16 +6,36 @@ alias echo_date='echo 【$(TZ=UTC-8 date -R +%Y年%m月%d日\ %X)】:'
CONFIG_FILE="/tmp/cfddns_status.json"
LOG_FILE="/tmp/upload/cfddns_log.txt"
LOGTIME=$(TZ=UTC-8 date -R "+%Y-%m-%d %H:%M:%S")
MAX_RECORDS=10
IPv4Regex="^(25[0-5]|2[0-4][0-9]|[0-1]?[0-9]{1,2})(.(25[0-5]|2[0-4][0-9]|[0-1]?[0-9]{1,2})){3}$"
IPv6Regex="^(([0-9a-fA-F]{1,4}:){7}[0-9a-fA-F]{1,4}|([0-9a-fA-F]{1,4}:){1,7}:|([0-9a-fA-F]{1,4}:){1,6}:[0-9a-fA-F]{1,4}|([0-9a-fA-F]{1,4}:){1,5}(:[0-9a-fA-F]{1,4}){1,2}|([0-9a-fA-F]{1,4}:){1,4}(:[0-9a-fA-F]{1,4}){1,3}|([0-9a-fA-F]{1,4}:){1,3}(:[0-9a-fA-F]{1,4}){1,4}|([0-9a-fA-F]{1,4}:){1,2}(:[0-9a-fA-F]{1,4}){1,5}|[0-9a-fA-F]{1,4}:((:[0-9a-fA-F]{1,4}){1,6})|:((:[0-9a-fA-F]{1,4}){1,7}|:)|fe80:(:[0-9a-fA-F]{0,4}){0,4}%[0-9a-zA-Z]{1,}|::(ffff(:0{1,4}){0,1}:){0,1}((25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9]).){3,3}(25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9])|([0-9a-fA-F]{1,4}:){1,4}:((25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9]).){3,3}(25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9]))$"

[ "$cfddns_ttl" = "" ] && cfddns_ttl="1"
[ "$cfddns_method_v4" = "" ] && cfddns_method_v4="curl ifconfig.me"
[ "$cfddns_method_v6" = "" ] && cfddns_method_v6="curl -6 ifconfig.me"

if [ "$cfddns_name" = "@" ];then
cfddns_name_domain=$cfddns_domain
else
cfddns_name_domain=$cfddns_name.$cfddns_domain
fi
trim_text(){
echo "$1" | sed 's/^[[:space:]]*//;s/[[:space:]]*$//'
}

build_fqdn(){
if [ "$1" = "@" ];then
echo "$2"
else
echo "$1.$2"
fi
}

append_status_line(){
if [ -z "$1" ];then
return
fi
if [ -z "$status_lines" ];then
status_lines="$1"
else
status_lines="${status_lines}<br>$1"
fi
}

get_bol() {
case "$cfddns_proxied" in
Expand All @@ -29,76 +49,173 @@ get_bol() {
}

get_record_response() {
curl -kLsX GET "https://api.cloudflare.com/client/v4/zones/${cfddns_zid}/dns_records?type=${record_type}&name=${cfddns_name_domain}&order=type&direction=desc&match=all" \
local current_fqdn="$1"
curl -kLsG "https://api.cloudflare.com/client/v4/zones/${cfddns_zid}/dns_records" \
-H "Authorization: Bearer ${cfddns_akey}" \
-H "Content-type: application/json"
-H "Content-type: application/json" \
--data-urlencode "type=${record_type}" \
--data-urlencode "name=${current_fqdn}" \
--data-urlencode "order=type" \
--data-urlencode "direction=desc" \
--data-urlencode "match=all"
}

update_record() {
local current_fqdn="$1"
curl -kLsX PUT "https://api.cloudflare.com/client/v4/zones/${cfddns_zid}/dns_records/${cfddns_id}" \
-H "Authorization: Bearer ${cfddns_akey}" \
-H "Content-Type: application/json" \
--data '{"type":"'${record_type}'","name":"'${cfddns_name_domain}'","content":"'${update_to_ip}'","ttl":'${cfddns_ttl}',"proxied":'$(get_bol)'}'
--data '{"type":"'${record_type}'","name":"'${current_fqdn}'","content":"'${update_to_ip}'","ttl":'${cfddns_ttl}',"proxied":'$(get_bol)'}'
}

get_info(){
cfddns_result=`get_record_response`
if [ $(echo $cfddns_result | grep -c "\"success\":true") -gt 0 ];then
local current_fqdn="$1"
cfddns_result=`get_record_response "$current_fqdn"`
if [ $(echo "$cfddns_result" | grep -c "\"success\":true") -gt 0 ];then
if [ $(echo "$cfddns_result" | grep -c "\"result\":\\[\\]") -gt 0 ];then
record_error="【$LOGTIME】：${current_fqdn} 未找到IP${ip_type}解析记录！"
return 1
fi
# CFDDNS的RECORD ID
cfddns_id=`echo $cfddns_result | awk -F"","" '{print $1}' | sed 's/{.*://g' | sed 's/\"//g'`
cfddns_id=`echo "$cfddns_result" | grep -o '"id":"[^"]*"' | head -n1 | cut -d'"' -f4`
# CFDDNS的RECORD IP
record_ip=`echo $cfddns_result | awk -F"","" '{print $6}' | sed -e 's/\"//g' -e 's/content://'`
echo_date CloudFlare IP${ip_type}为 $record_ip
record_ip=`echo "$cfddns_result" | grep -o '"content":"[^"]*"' | head -n1 | cut -d'"' -f4`
if [ -z "$cfddns_id" -o -z "$record_ip" -o $(echo "$cfddns_id" | grep -Ec '^[0-9a-fA-F]{32}$') -eq 0 ];then
record_error="【$LOGTIME】：${current_fqdn} 获取IP${ip_type}解析记录错误！"
return 1
fi
echo_date "${current_fqdn} CloudFlare IP${ip_type}为 $record_ip"
else
dbus set cfddns_status_${ip_type}="【$LOGTIME】：获取IP${ip_type}解析记录错误！"
exit 1
record_error="【$LOGTIME】：${current_fqdn} 获取IP${ip_type}解析记录错误！"
return 1
fi
localip=`$cfddns_method` 2>&1
if [ $(echo $localip | grep -Ec $IPv4Regex) -gt 0 -o $(echo $localip | grep -Ec $IPv6Regex) -gt 0 ];then
echo_date 本地IP${ip_type}为 $localip

localip_raw=`$cfddns_method` 2>&1
if [ "$ip_type" = "v4" ];then
localip=`echo "$localip_raw" | tr '\r\t ' '\n\n\n' | grep -E "$IPv4Regex" | head -n1`
else
dbus set cfddns_status_${ip_type}="【$LOGTIME】：获取本地IP${ip_type}错误！"
exit 1
localip=`echo "$localip_raw" | tr '\r\t ' '\n\n\n' | grep -E "$IPv6Regex" | head -n1`
fi
if [ -n "$localip" ];then
echo_date "${current_fqdn} 本地IP${ip_type}为 $localip"
else
echo_date "${current_fqdn} 获取本地IP${ip_type}错误，命令：$cfddns_method"
echo_date "${current_fqdn} 命令输出：$localip_raw"
record_error="【$LOGTIME】：${current_fqdn} 获取本地IP${ip_type}错误！"
return 1
fi
}

update_ip(){
update_result=`update_record`
if [ $(echo $update_result | grep -c "\"success\":true") -gt 0 ];then
echo_date 更新成功！
local current_fqdn="$1"
update_result=`update_record "$current_fqdn"`
if [ $(echo "$update_result" | grep -c "\"success\":true") -gt 0 ];then
echo_date "${current_fqdn} 更新成功！"
else
echo_date 更新失败!请检查设置！
echo $update_result
exit 1
echo_date "${current_fqdn} 更新失败!请检查设置！"
echo "$update_result"
record_error="【$LOGTIME】：${current_fqdn} 更新失败！请检查设置！"
return 1
fi
}

check_update(){
if [ $1 -eq 4 ];then
local update_target=$1
local current_fqdn="$2"
record_status_line=""
if [ "$update_target" -eq 4 ];then
record_type="A"
ip_type="v4"
cfddns_method=$cfddns_method_v4
[ "cfddns_method" == "" ] && cfddns_method="curl -s --interface ppp0 v4.ipip.net"
[ "$cfddns_method" = "" ] && cfddns_method="curl ifconfig.me"
else
record_type="AAAA"
cfddns_method=$cfddns_method_v6
[ "cfddns_method" == "" ] && cfddns_method="curl -s --interface ppp0 v6.ipip.net"
[ "$cfddns_method" = "" ] && cfddns_method="curl -6 ifconfig.me"
ip_type="v6"
fi
echo_date "CloudFlare DDNS更新启动!"
get_info
if [ "$localip" == "$record_ip" ];then
echo_date 两个IP${ip_type}相同，跳过更新！
dbus set cfddns_status_${ip_type}="【$LOGTIME】：IP${ip_type}地址：$localip 未发生变化，跳过！"
echo_date "${current_fqdn} CloudFlare DDNS更新启动!"
if ! get_info "$current_fqdn"; then
echo_date "$record_error"
record_status_line="$record_error"
echo_date "======================================"
return 1
fi
if [ "$localip" = "$record_ip" ];then
echo_date "${current_fqdn} 两个IP${ip_type}相同，跳过更新！"
record_status_line="【$LOGTIME】：${current_fqdn} IP${ip_type}地址：$localip 未发生变化，跳过！"
else
update_to_ip=$localip
echo_date 两个IP${ip_type}不相同，开始更新！
update_ip
dbus set cfddns_status_${ip_type}="【$LOGTIME】：IP${ip_type}地址：$localip 更新成功！"
echo_date "${current_fqdn} 两个IP${ip_type}不相同，开始更新！"
if update_ip "$current_fqdn"; then
record_status_line="【$LOGTIME】：${current_fqdn} IP${ip_type}地址：$localip 更新成功！"
else
record_status_line="$record_error"
fi
fi
echo_date "======================================"
}

run_updates_for_ip(){
local update_target=$1
local records_raw
local records_count=0
local records_overflow=0
local record_name
local record_domain
local record_fqdn
records_raw=$(printf '%b' "$cfddns_records" | tr '\r' '\n' | sed '/^[[:space:]]*$/d')
status_lines=""
if [ -z "$records_raw" ];then
status_lines="【$LOGTIME】：未配置域名记录！"
if [ "$update_target" -eq 4 ];then
dbus set cfddns_status_v4="$status_lines"
else
dbus set cfddns_status_v6="$status_lines"
fi
echo_date "未配置域名记录，跳过IP${update_target}更新！"
return 1
fi

while IFS='|' read -r record_name record_domain; do
[ -z "$record_name$record_domain" ] && continue
records_count=$((records_count + 1))
if [ "$records_count" -gt "$MAX_RECORDS" ];then
records_overflow=1
break
fi

record_name=$(trim_text "$record_name")
record_domain=$(trim_text "$record_domain")
if [ -z "$record_name" -o -z "$record_domain" ];then
echo_date "第${records_count}组域名记录格式错误，已跳过！"
append_status_line "【$LOGTIME】：第${records_count}组域名记录格式错误，已跳过！"
continue
fi

record_fqdn=$(build_fqdn "$record_name" "$record_domain")
check_update "$update_target" "$record_fqdn"
append_status_line "$record_status_line"
done <<EOF
$records_raw
EOF

if [ "$records_overflow" -eq 1 ];then
echo_date "记录超过${MAX_RECORDS}组，超出部分已忽略！"
append_status_line "【$LOGTIME】：记录超过${MAX_RECORDS}组，超出部分已忽略。"
fi

if [ -z "$status_lines" ];then
status_lines="【$LOGTIME】：未找到有效域名记录！"
fi

if [ "$update_target" -eq 4 ];then
dbus set cfddns_status_v4="$status_lines"
else
dbus set cfddns_status_v6="$status_lines"
fi
}

case $1 in
start)
#此处为开机自启，wan重启动设计
Expand All @@ -109,19 +226,27 @@ start)
do
sleep 1
done

echo_date "======================================" >> $LOG_FILE
echo_date "检测到网络拨号..." >> $LOG_FILE
check_update 4 >> $LOG_FILE
run_updates_for_ip 4 >> $LOG_FILE
if [ "$cfddns_ipv6" == "1" ];then
check_update 6 >> $LOG_FILE
run_updates_for_ip 6 >> $LOG_FILE
fi
else
logger "[软件中心]: CloudFlare DDNS未设置开机启动，跳过！"
fi
;;
update)
check_update >> $LOG_FILE
if [ "$cfddns_enable" == "1" ];then
echo_date "======================================" >> $LOG_FILE
run_updates_for_ip 4 >> $LOG_FILE
if [ "$cfddns_ipv6" == "1" ];then
run_updates_for_ip 6 >> $LOG_FILE
fi
else
echo_date "CloudFlare DDNS未启用，跳过更新！" >> $LOG_FILE
fi
;;
esac
# ====================================submit by web====================================
Expand All @@ -133,9 +258,9 @@ case $2 in
if [ "$cfddns_enable" == "1" ];then
[ ! -L "/koolshare/init.d/S99cfddns.sh" ] && ln -sf /koolshare/scripts/cfddns_config.sh /koolshare/init.d/S99cfddns.sh
echo_date "======================================" >> $LOG_FILE
check_update 4 >> $LOG_FILE
run_updates_for_ip 4 >> $LOG_FILE
if [ "$cfddns_ipv6" == "1" ];then
check_update 6 >> $LOG_FILE
run_updates_for_ip 6 >> $LOG_FILE
fi
else
echo_date "关闭CloudFlare DDNS!" >> $LOG_FILE
Expand Down
2 changes: 1 addition & 1 deletion cfddns/cfddns/version
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -1 +1 @@
1.1
1.3
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