Add a simplified puppet example with snippets

examples/puppet/step.pp

@@ -0,0 +1,56 @@
+# smallstep package configuration
+class step(
+  $version = false,
+) {
+  if !$version {
+    fail("class ${name}: version cannot be empty")
+  }
+
+  $pkg = "step_${version}_linux_amd64.tar.gz"
+  $download_url = "https://github.com/smallstep/cli/releases/download/v${version}/step_${version}_linux_amd64.tar.gz"
+  $step_exec = '/opt/smallstep/bin/step'
+
+  exec {
+    'download/update smallstep':
+      command => "/usr/bin/curl --fail -o /tmp/${pkg} ${download_url} && /bin/tar -xzvf /tmp/${pkg} -C /opt",
+      unless  => "/usr/bin/which ${step_exec} && ${step_exec} version | grep ${version}",
+      user    => 'step',
+      require => File['/opt/smallstep'];
+  }
+
+  file {
+    '/opt/smallstep':
+      ensure  => directory,
+      mode    => '0755',
+      owner   => 'step';
+    '/usr/local/lib/step':
+      ensure  => directory,
+      mode    => '0755',
+      owner   => 'step';
+    '/usr/local/lib/step/.step':
+      ensure  => directory,
+      mode    => '0755',
+      owner   => 'step';
+    '/usr/local/lib/step/.step/secrets':
+      ensure  => directory,
+      mode    => '0644',
+      owner   => 'step';
+    '/usr/local/lib/step/.step/config':
+      ensure  => directory,
+      mode    => '0755',
+      owner   => 'step';
+  }
+
+  group { 'step':
+      ensure => present,
+      gid    => $::step_id,
+  }
+
+  user { 'step':
+      ensure     => present,
+      gid        => 'puppet',
+      home       => '/usr/local/lib/step',
+      managehome => false,
+      uid        => $::step_id,
+  }
+}