From cac298d490553f61d21f9dd26139858ebd3a2592 Mon Sep 17 00:00:00 2001
From: "Antonio J. Delgado" <ad@susurrando.com>
Date: Fri, 10 Feb 2023 19:30:56 +0200
Subject: [PATCH] add code

---
 manifests/init.pp         | 69 +++++++++++++++++++++++++++++++++++++++
 templates/grafana.ini.erb | 10 ++++++
 2 files changed, 79 insertions(+)
 create mode 100644 manifests/init.pp
 create mode 100644 templates/grafana.ini.erb

diff --git a/manifests/init.pp b/manifests/init.pp
new file mode 100644
index 0000000..38e0d3d
--- /dev/null
+++ b/manifests/init.pp
@@ -0,0 +1,69 @@
+# Class Grafana
+class grafana (
+  $container_name = 'grafana',
+  $container_image_name = 'grafana/grafana-oss',
+  $container_image_version = 'latest',
+  $container_mount_data_folder = true,
+  $container_data_folder = '/var/lib/grafana',
+  $container_config_folder = '/etc/grafana',
+  $container_logs_folder = '/var/log/grafana',
+  $container_volume_name = 'grafana-storage',
+  $container_port = '3000',
+  $configuration = {}, # Refer to https://grafana.com/docs/grafana/latest/setup-grafana/configure-grafana/
+) {
+  if (!$container_mount_data_folder) {
+    podman::volume{$container_volume_name:}
+    $flags = {
+              publish => [
+                          "${container_port}:3000",
+              ],
+              volume  => [
+                "${container_volume_name}:/var/lib/grafana",
+              ],
+              }
+  } else {
+    file {$container_data_folder:
+      ensure => directory,
+    }
+    file {$container_logs_folder:
+      ensure => directory,
+    }
+    file {$container_config_folder:
+      ensure => directory,
+    }
+    $flags = {
+              publish => [
+                          "${container_port}:3000",
+              ],
+              volume => [
+                "${container_data_folder}:/var/lib/grafana",
+                "${container_config_folder}:/etc/grafana",
+                "${container_logs_folder}:/var/log/grafana",
+              ],
+              }
+    file { "${container_config_folder}/grafana.ini":
+      ensure  => present,
+      content => template('grafana/grafana.ini.erb'),
+    }
+  }
+  $env = [
+    "GF_PATHS_CONFIG=${container_config_folder}/grafana.ini",
+    "GF_PATHS_DATA=${$container_data_folder}",
+    'GF_PATHS_HOME=/usr/share/grafana',
+    "GF_PATHS_LOGS=${container_logs_folder}",
+    "GF_PATHS_PLUGINS=${container_data_folder}/plugins",
+    "GF_PATHS_PROVISIONING=${container_config_folder}/provisioning",
+    'GF_LOG_MODE=console file',
+  ]
+  podman::image { $container_name:
+    image    => $container_image_name,
+    exec_env => $env,
+  }
+  podman::container { $container_name:
+    image         => "local/${container_name}",
+    flags         => $flags,
+    service_flags => {
+      timeout => '180'
+      },
+  }
+}
diff --git a/templates/grafana.ini.erb b/templates/grafana.ini.erb
new file mode 100644
index 0000000..c280de7
--- /dev/null
+++ b/templates/grafana.ini.erb
@@ -0,0 +1,10 @@
+<% @configuration.each_pair do |section, options| -%>
+
+[<%= section %>]
+<% @options.each_pair do |option, value| -%>
+<%= option %> = <%= value %>
+<% end -%>
+
+<% end -%>
+
+?>