From 9489546d2980c4799d5ef90d43008a904eba2963 Mon Sep 17 00:00:00 2001
From: Andrew Stowell <andrew@digitaladapt.com>
Date: Wed, 20 Sep 2023 16:58:45 -0400
Subject: [PATCH] first power-shell script, like dynv6.sh, but for windows.
 heavily based on:
 https://community.dynv6.com/t/ive-created-an-automatic-update-script-for-windows-powershell/1632

---
 UpdateDynv6.ps1 | 93 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 93 insertions(+)
 create mode 100644 UpdateDynv6.ps1

diff --git a/UpdateDynv6.ps1 b/UpdateDynv6.ps1
new file mode 100644
index 0000000..9fcb26d
--- /dev/null
+++ b/UpdateDynv6.ps1
@@ -0,0 +1,93 @@
+###################
+# UpdateDynv6.ps1 #
+###################
+# Windows Powershell Script for updating
+# Dynamic DNS on Dynv6.com using the RESTful
+# interface. Use the windows task schedualer
+# to automatically run.
+#
+# !!!WARNING!!!!
+# This is a Proof Of Consept script!
+# The next version will be turned into a proper
+# cmdlet and packed into a Posershell Module.
+#
+# Script Parameters:
+# -zone <System.String>
+#  DNS Zone (domain name) to update.
+#
+# -token <System.String>
+#  HTTP Token. https://dynv6.com/keys#token
+#
+# [-logfile] <System.String>
+#  Path to update log file. By default the file will be placed in:
+#  $env:USERPROFILE\\DDNS_UPDATE_LOG
+#
+# [-isIPV6] <System.Management.Automation.SwitchParameter>
+#  Attempt to update the zone using an IPV6 address.
+#
+### Example
+# Run from CMD or Batch file to update with an IPV4:
+# Powershell -ExecutionPolicy Unrestricted -File ./UpdateDynv6.ps1 -zone 'ExampleDomain.com' -token 'XXXXXXXXXXXXXXXXXXXXXXXX'
+#
+### Run from CMD or Batch file to update with an IPV6:
+# Powershell -ExecutionPolicy Unrestricted -File ./UpdateDynv6.ps1 -zone 'ExampleDomain.com' -token 'XXXXXXXXXXXXXXXXXXXXXXXX' -isIPV6
+#
+###################
+# Copyright 2020 Joe Herbert ( djneonc@gmail.com )
+#
+# Permission is hereby granted, free of charge, to any person obtaining a
+# copy of this software and associated documentation files (the "Software"),
+# to deal in the Software without restriction, including without limitation
+# the rights to use, copy, modify, merge, publish, distribute, sublicense,
+# and/or sell copies of the Software, and to permit persons to whom the Software
+# is furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in all
+# copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+# WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR
+# IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+###################
+
+
+param(
+    [string]$zone = $(throw "-zone is required"),
+    [string]$token = $(throw "-token is required"),
+    [string]$logfile = "$env:USERPROFILE\\DDNS_UPDATE_LOG",
+    [switch]$isIPV6 = $false
+    )
+
+$lookup4 =[System.Uri]'https://ipinfo.io/ip'
+$lookup6 =[System.Uri]'https://v6.ipinfo.io/ip'
+# google can return either IPv4 or IPv6 'https://domains.google.com/checkip'
+
+$update4 =[System.Uri]'https://dynv6.com/api/update'
+$update6 =[System.Uri]'https://dynv6.com/api/update'
+
+Get-Date | Tee-Object -FilePath $logfile -Append | Out-Host
+
+if($isIPV6 -eq $false){
+    $current4 = Invoke-RestMethod -Method Get -Uri $lookup4
+
+    $body = @{
+       zone = $zone
+       token = $token
+       ipv4 = $current4
+    }
+    Invoke-RestMethod -Method Get -Uri $update4 -Body $body | Tee-Object -FilePath $lotfile -Append | Out-Host
+}
+else{
+    $current6 = Invoke-RestMethod -Method Get -Uri $lookup6
+
+    $body = @{
+       zone = $zone
+       token = $token
+       ipv6 = "$current6/128"
+    }
+    Invoke-RestMethod -Method Get -Uri $update6 -Body $body | Tee-Object -FilePath $logfile -Append | Out-Host
+}
+