From daa8363066c42c5d3a76e8573719ae394f271ffc Mon Sep 17 00:00:00 2001
From: Martijn de Gouw <martijn.de.gouw@prodrive-technologies.com>
Date: Fri, 30 Jun 2023 12:08:10 +0200
Subject: [PATCH] feat(facts): add fact about certbot version

---
 README.md                     |  9 +++++++++
 lib/facter/certbot_version.rb | 10 ++++++++++
 2 files changed, 19 insertions(+)
 create mode 100644 lib/facter/certbot_version.rb

diff --git a/README.md b/README.md
index 41396f84..ff623d0e 100644
--- a/README.md
+++ b/README.md
@@ -255,6 +255,15 @@ letsencrypt::renew_deploy_hook_commands:
 
 ## Facts
 
+* [certbot_version](#fact-certbotversion)
+* [letsencrypt_directory](#fact-letsencryptdirectory)
+
+### Fact: certbot_version
+
+A fact that contains the current version of certbot installed on your operating system/distribution.
+
+### Fact: letsencrypt_directory
+
 Facts about your live certificates are available through facter. You can query the list of live certificates from puppet using `$::letsencrypt_directory` in your puppet code, hiera data or from the command line.
 
 ```
diff --git a/lib/facter/certbot_version.rb b/lib/facter/certbot_version.rb
new file mode 100644
index 00000000..2a0ee3e8
--- /dev/null
+++ b/lib/facter/certbot_version.rb
@@ -0,0 +1,10 @@
+# frozen_string_literal: true
+
+Facter.add(:certbot_version) do
+  confine { Facter::Core::Execution.which('certbot') }
+
+  setcode do
+    output = Facter::Core::Execution.execute('certbot --version 2>/dev/null')
+    output[%r{^certbot (.*)$}, 1] if output
+  end
+end