From b0999adf5de52037c25380a06140964338dd2b53 Mon Sep 17 00:00:00 2001
From: Marek Isalski <maz@lifting-shadows.marek.isal.ski>
Date: Mon, 2 Jan 2023 00:26:23 +0000
Subject: [PATCH] add IPv6 ULA generators

---
 generate-ula48.py | 17 +++++++++++++++++
 generate-ula56.py | 17 +++++++++++++++++
 generate-ula64.py | 17 +++++++++++++++++
 3 files changed, 51 insertions(+)
 create mode 100755 generate-ula48.py
 create mode 100755 generate-ula56.py
 create mode 100755 generate-ula64.py

diff --git a/generate-ula48.py b/generate-ula48.py
new file mode 100755
index 0000000..6f8b27f
--- /dev/null
+++ b/generate-ula48.py
@@ -0,0 +1,17 @@
+#!/usr/bin/python3
+# -*- coding: utf-8 -*-
+
+# Required parameters:
+# @raycast.schemaVersion 1
+# @raycast.title Generate RFC 4193 ULA Locally Assigned Address Block /48
+# @raycast.mode silent
+# @raycast.packageName Developer Utilities
+
+# Optional parameters:
+# @raycast.icon 💻
+
+import os, binascii, subprocess
+prefix = "fd" + binascii.b2a_hex( os.urandom( 5 ) ).decode( "utf-8" )
+prefix = prefix[ 0:4 ] + ":" + prefix[ 4:8 ] + ":" + prefix[ 8:12 ] + "::/48"
+subprocess.run( [ "/usr/bin/pbcopy" ], input = prefix.encode( "utf-8" ) )
+print( prefix )
diff --git a/generate-ula56.py b/generate-ula56.py
new file mode 100755
index 0000000..a62fee0
--- /dev/null
+++ b/generate-ula56.py
@@ -0,0 +1,17 @@
+#!/usr/bin/python3
+# -*- coding: utf-8 -*-
+
+# Required parameters:
+# @raycast.schemaVersion 1
+# @raycast.title Generate RFC 4193 ULA Locally Assigned Address Block /56
+# @raycast.mode silent
+# @raycast.packageName Developer Utilities
+
+# Optional parameters:
+# @raycast.icon 💻
+
+import os, binascii, subprocess
+prefix = "fd" + binascii.b2a_hex( os.urandom( 6 ) ).decode( "utf-8" ) + "00"
+prefix = prefix[ 0:4 ] + ":" + prefix[ 4:8 ] + ":" + prefix[ 8:12 ] + ":" + prefix[ 12:16 ] + "::/56"
+subprocess.run( [ "/usr/bin/pbcopy" ], input = prefix.encode( "utf-8" ) )
+print( prefix )
diff --git a/generate-ula64.py b/generate-ula64.py
new file mode 100755
index 0000000..8fbf087
--- /dev/null
+++ b/generate-ula64.py
@@ -0,0 +1,17 @@
+#!/usr/bin/python3
+# -*- coding: utf-8 -*-
+
+# Required parameters:
+# @raycast.schemaVersion 1
+# @raycast.title Generate RFC 4193 ULA Locally Assigned Address Block /64
+# @raycast.mode silent
+# @raycast.packageName Developer Utilities
+
+# Optional parameters:
+# @raycast.icon 💻
+
+import os, binascii, subprocess
+prefix = "fd" + binascii.b2a_hex( os.urandom( 7 ) ).decode( "utf-8" )
+prefix = prefix[ 0:4 ] + ":" + prefix[ 4:8 ] + ":" + prefix[ 8:12 ] + ":" + prefix[ 12:16 ] + "::/64"
+subprocess.run( [ "/usr/bin/pbcopy" ], input = prefix.encode( "utf-8" ) )
+print( prefix )