ddns-scripts: add namesilo.com

new service provider namesilo.com

config guide:
* set [domain] to apex domain
* set [username] to subdomain (without apex domain)
* set [password] to api key

Signed-off-by: Lin Fan <im.linfan@gmail.com>

net/ddns-scripts/Makefile

@@ -124,6 +124,16 @@ define Package/ddns-scripts-godaddy/description
   Dynamic DNS Client scripts extension for 'godaddy.com API v1'.
 endef
 
+define Package/ddns-scripts-namesilo
+  $(call Package/ddns-scripts/Default)
+  TITLE:=Extension for namesilo.com API v1
+  DEPENDS:=ddns-scripts +curl
+  PROVIDES:=ddns-scripts_namesilo.com-v1
+endef
+
+define Package/ddns-scripts-namesilo/description
+  Dynamic DNS Client scripts extension for 'namesilo.com API v1'.
+endef
 
 define Package/ddns-scripts-digitalocean
   $(call Package/ddns-scripts/Default)
@@ -436,6 +446,7 @@ define Package/ddns-scripts-services/install
 	rm $(1)/usr/share/ddns/default/cloud.google.com-v1.json
 	rm $(1)/usr/share/ddns/default/freedns.42.pl.json
 	rm $(1)/usr/share/ddns/default/godaddy.com-v1.json
+	rm $(1)/usr/share/ddns/default/namesilo.com-v1.json
 	rm $(1)/usr/share/ddns/default/digitalocean.com-v2.json
 	rm $(1)/usr/share/ddns/default/dnspod.cn.json
 	rm $(1)/usr/share/ddns/default/dnspod.cn-v3.json
@@ -559,6 +570,23 @@ fi
 exit 0
 endef
 
+define Package/ddns-scripts-namesilo/install
+	$(INSTALL_DIR) $(1)/usr/lib/ddns
+	$(INSTALL_BIN) ./files/usr/lib/ddns/update_namesilo_com_v1.sh \
+		$(1)/usr/lib/ddns
+
+	$(INSTALL_DIR) $(1)/usr/share/ddns/default
+	$(INSTALL_DATA) ./files/usr/share/ddns/default/namesilo.com-v1.json \
+		$(1)/usr/share/ddns/default
+endef
+
+define Package/ddns-scripts-namesilo/prerm
+#!/bin/sh
+if [ -z "$${IPKG_INSTROOT}" ]; then
+	/etc/init.d/ddns stop
+fi
+exit 0
+endef
 
 define Package/ddns-scripts-digitalocean/install
 	$(INSTALL_DIR) $(1)/usr/lib/ddns
@@ -889,6 +917,7 @@ $(eval $(call BuildPackage,ddns-scripts-cloudflare))
 $(eval $(call BuildPackage,ddns-scripts-gcp))
 $(eval $(call BuildPackage,ddns-scripts-freedns))
 $(eval $(call BuildPackage,ddns-scripts-godaddy))
+$(eval $(call BuildPackage,ddns-scripts-namesilo))
 $(eval $(call BuildPackage,ddns-scripts-digitalocean))
 $(eval $(call BuildPackage,ddns-scripts-dnspod))
 $(eval $(call BuildPackage,ddns-scripts-dnspod-v3))

net/ddns-scripts/files/usr/lib/ddns/update_namesilo_com_v1.sh

@@ -0,0 +1,235 @@
+#!/bin/sh
+#
+# SPDX-License-Identifier: GPL-3.0-or-later
+#
+# Script for updating NameSilo DNS records
+# 2026 Lin Fan <im dot linfan at gmail dot com>
+#
+# using following options from /etc/config/ddns
+# username - sub domain
+# password - api key
+# domain   - domain
+#
+# optional parameters (param_opt) from /etc/config/ddns
+# ttl - ttl in seconds  (e.g. ttl=7200,   default '3600')
+# pp  - proxy protocol  (e.g. pp=socks5h, default 'http')
+# fmt - response format (e.g. fmt=xml,    default 'json')
+#
+# reference: https://www.namesilo.com/api-reference
+#
+# SECURITY NOTE:
+# The NameSilo API requires the API key to be passed as a URL query parameter.
+# This means the key may be exposed in shell history, process listings (ps),
+# and system logs that record full command lines. Use a dedicated API key and
+# protect access to this system and its logs accordingly.
+
+
+# check curl
+[ -z "$CURL" ] || [ -z "$CURL_SSL" ] && {
+	write_log 14 "NameSilo script requires cURL with SSL support"
+	return 1
+}
+[ -n "$proxy" ] && [ -z "$CURL_PROXY" ] && {
+	write_log 14 "cURL: libcurl compiled without proxy support"
+	return 1
+}
+
+# check options
+[ -z "$username" ] && write_log 14 "NameSilo: 'username' (sub domain) not set" && return 1
+[ -z "$password" ] && write_log 14 "NameSilo: 'password' (api key) not set" && return 1
+[ -z "$domain" ] && write_log 14 "NameSilo: 'domain' not set" && return 1
+[ "$use_ipv6" -eq 1 ] && type="AAAA" || type="A"
+
+# parse optional parameters
+[ -n "$param_opt" ] && {
+	for pair in $param_opt ; do
+		case $pair in
+		ttl=*)
+			param_opt_ttl=${pair#*=}
+			;;
+		pp=*)
+			param_opt_pp=${pair#*=}
+			;;
+		fmt=*)
+			param_opt_fmt=${pair#*=}
+			;;
+		*)
+			# ignore others
+			;;
+		esac
+	done
+}
+
+# check optional parameters
+ttl="${param_opt_ttl:-3600}"
+fmt=$(echo ${param_opt_fmt:-json} | tr 'A-Z' 'a-z')
+[ "$fmt" != "json" ] && [ "$fmt" != "xml" ] && {
+	write_log 14 "NameSilo: optional parameter 'fmt' must be json (default) or xml"
+	return 1
+}
+
+# load jshn.sh
+[ "$fmt" == "json" ] && {
+	. /usr/share/libubox/jshn.sh
+}
+
+# check xmlstarlet (optional)
+[ "$fmt" == "xml" ] && {
+	XMLSTARLET=$(command -v xmlstarlet)
+	[ -z "$XMLSTARLET" ] && {
+		write_log 7 "Suggestion: install 'xmlstarlet' to parse XML response accurately"
+	}
+}
+
+# curl command
+CURL_CMD="$CURL -sSf -o $DATFILE --stderr $ERRFILE"
+[ -n "$proxy" ] && {
+	[ -z "$param_opt_pp" ] && {
+		proxy_arg="--proxy ${proxy}"
+	} || {
+		proxy_arg="--proxy ${param_opt_pp}://${proxy}"
+	}
+	CURL_CMD="$CURL_CMD $proxy_arg"
+}
+
+# extract response code
+get_code() {
+	# json
+	[ "$fmt" == "json" ] && {
+		local json=$(cat)
+		local code
+		json_load "$json"
+		json_select "reply"
+		json_get_var code "code"
+		printf "%s\n" "$code"
+		return
+	}
+
+	# xml
+	[ -n "$XMLSTARLET" ] && {
+		# try xmlstarlet first
+		$XMLSTARLET sel -t -v "/namesilo/reply/code" 2>/dev/null
+	} || {
+		# fallback to grep/sed
+		grep -o '<code>.*</code>' | sed 's/<code>//;s/<\/code>//' 2>/dev/null
+	}
+}
+
+# extract detail message
+get_detail() {
+	# json
+	[ "$fmt" == "json" ] && {
+		local json=$(cat)
+		local detail
+		json_load "$json"
+		json_select "reply"
+		json_get_var detail "detail"
+		printf "%s\n" "$detail"
+		return
+	}
+
+	# xml
+	[ -n "$XMLSTARLET" ] && {
+		# try xmlstarlet first
+		$XMLSTARLET sel -t -v "/namesilo/reply/detail" 2>/dev/null
+	} || {
+		# fallback to grep/sed
+		grep -o '<detail>.*</detail>' | sed 's/<detail>//;s/<\/detail>//' 2>/dev/null
+	}
+}
+
+# extract rrid
+get_rrid() {
+	# json
+	[ "$fmt" == "json" ] && {
+		local json=$(cat)
+		json_load "$json"
+		json_select "reply"
+		json_select "resource_record"
+		local idx=1
+		while json_is_a $idx object ; do
+			local host
+			local rtyp
+			local rrid
+			json_select $idx
+			json_get_var host "host"
+			json_get_var rtyp "type"
+			json_get_var rrid "record_id"
+			[ "$host" == "$username" ] && [ "$rtyp" == "$type" ] && {
+				printf "%s\n" "$rrid"
+				return
+			}
+			idx=$(( idx + 1 ))
+			json_select ..
+		done
+		return
+	}
+
+	# xml
+	[ -n "$XMLSTARLET" ] && {
+		# try xmlstarlet first
+		$XMLSTARLET sel -t -v "/namesilo/reply/resource_record/record_id[../host='${username}'][../type='${type}']" 2>/dev/null
+	} || {
+		# fallback to grep/sed
+		local record
+		for record in $(sed "s/<resource_record>/\n<resource_record>/g" |
+						grep -o "<resource_record>.*<host>$username</host>.*</resource_record>") ; do
+			local rtyp=$(printf "%s\n" "$record" | sed  "s/.*<type>//;s/<\/type>.*//")
+			[ "$rtyp" == "$type" ] && {
+				printf "%s\n" "$record" | sed "s/.*<record_id>//;s/<\/record_id>.*//"
+				return
+			}
+		done
+	}
+}
+
+# call domain api
+call_api() {
+	local endpoint="$1"
+	local params="$2"
+	local url="https://www.namesilo.com/api/${endpoint}?version=1&type=${fmt}&key=${password}&${params}"
+
+	# call api
+	$CURL_CMD "$url"
+	local rc=$?
+	[ "$rc" -ne 0 ] && {
+		write_log 3 "NameSilo: API request to '$endpoint' failed with exit code $rc"
+		return 1
+	}
+
+	# check response
+	local response=$(cat "$DATFILE")
+	[ -z "$response" ] && {
+		write_log 3 "NameSilo: Empty response from API '$endpoint'"
+		return 1
+	}
+
+	# check reply code
+	local code=$(printf "%s\n" "$response" | get_code)
+	[ "$code" != "300" ] && {
+		local detail=$(printf "%s\n" "$response" | get_detail)
+		write_log 3 "NameSilo: API request to '$endpoint' returned with error '$code - $detail'"
+		return 1
+	}
+
+	printf '%s\n' "$response"
+	return 0
+}
+
+# get rrid
+response=$(call_api dnsListRecords "domain=$domain")
+[ -z "$response" ] && return 1
+rrid=$(printf "%s\n" "$response" | get_rrid)
+[ -z "$rrid" ] && {
+	write_log 14 "NameSilo: No matching '$type' DNS record found for host '$username' in domain '$domain'"
+	return 1
+}
+
+# update subdomain record
+call_api dnsUpdateRecord "domain=$domain&rrid=$rrid&rrhost=$username&rrvalue=$__IP&rrttl=$ttl" && {
+	write_log 7 "NameSilo: '$type' DNS record for '$username.$domain' updated successfully to IP '$__IP'"
+	return 0
+} || {
+	write_log 3 "NameSilo: Failed to update '$type' DNS record for '$username.$domain' to IP '$__IP'"
+	return 1
+}

net/ddns-scripts/files/usr/share/ddns/default/namesilo.com-v1.json

@@ -0,0 +1,9 @@
+{
+	"name": "namesilo.com-v1",
+	"ipv4": {
+		"url": "update_namesilo_com_v1.sh"
+	},
+	"ipv6": {
+		"url": "update_namesilo_com_v1.sh"
+	}
+}