Properly require zabbixapi gem

lib/puppet/feature/zabbixapi.rb

@@ -0,0 +1,3 @@
+require 'puppet/util/feature'
+
+Puppet.features.add(:zabbixapi, libs: 'zabbixapi')

lib/puppet/provider/zabbix.rb

@@ -1,10 +1,5 @@
 # zabbix provider type for puppet
 class Puppet::Provider::Zabbix < Puppet::Provider
-  # Require the zabbixapi gem
-  def self.require_zabbix
-    require 'zabbixapi'
-  end
-
   # Create the api connection
   def self.create_connection(zabbix_url, zabbix_user, zabbix_pass, apache_use_ssl)
     protocol = apache_use_ssl ? 'https' : 'http'
@@ -37,7 +32,6 @@ def self.check_host(host, zabbix_url, zabbix_user, zabbix_pass, apache_use_ssl)
 
   # Check if proxy exists. When error raised, return false.
   def self.check_proxy(host, zabbix_url, zabbix_user, zabbix_pass, apache_use_ssl)
-    require_zabbix
     zbx = create_connection(zabbix_url, zabbix_user, zabbix_pass, apache_use_ssl)
     zbx.proxies.get_id(host: host)
   rescue Puppet::ExecutionFailure

lib/puppet/provider/zabbix_application/ruby.rb

@@ -1,8 +1,8 @@
-require File.expand_path(File.join(File.dirname(__FILE__), '..', 'zabbix'))
+require_relative '../zabbix'
 Puppet::Type.type(:zabbix_application).provide(:ruby, parent: Puppet::Provider::Zabbix) do
-  def connect
-    self.class.require_zabbix if @resource[:zabbix_url] != ''
+  confine feature: :zabbixapi
 
+  def connect
     @zbx ||= self.class.create_connection(@resource[:zabbix_url], @resource[:zabbix_user], @resource[:zabbix_pass], @resource[:apache_use_ssl])
     @zbx
   end

lib/puppet/provider/zabbix_host/ruby.rb

@@ -1,10 +1,8 @@
-require File.expand_path(File.join(File.dirname(__FILE__), '..', 'zabbix'))
+require_relative '../zabbix'
 Puppet::Type.type(:zabbix_host).provide(:ruby, parent: Puppet::Provider::Zabbix) do
-  def create
-    zabbix_url = @resource[:zabbix_url]
-
-    self.class.require_zabbix if zabbix_url != ''
+  confine feature: :zabbixapi
 
+  def create
     # Set some vars
     host = @resource[:hostname]
     ipaddress = @resource[:ipaddress]
@@ -77,11 +75,8 @@ def create
   end
 
   def exists?
-    zabbix_url = @resource[:zabbix_url]
-
-    self.class.require_zabbix if zabbix_url != ''
-
     host = @resource[:hostname]
+    zabbix_url = @resource[:zabbix_url]
     zabbix_user = @resource[:zabbix_user]
     zabbix_pass = @resource[:zabbix_pass]
     apache_use_ssl = @resource[:apache_use_ssl]
@@ -108,11 +103,8 @@ def exists?
   end
 
   def destroy
-    zabbix_url = @resource[:zabbix_url]
-
-    self.class.require_zabbix if zabbix_url != ''
-
     host = @resource[:hostname]
+    zabbix_url = @resource[:zabbix_url]
     zabbix_user = @resource[:zabbix_user]
     zabbix_pass = @resource[:zabbix_pass]
     apache_use_ssl = @resource[:apache_use_ssl]

lib/puppet/provider/zabbix_hostgroup/ruby.rb

@@ -1,8 +1,6 @@
-require File.expand_path(File.join(File.dirname(__FILE__), '..', 'zabbix'))
+require_relative '../zabbix'
 Puppet::Type.type(:zabbix_hostgroup).provide(:ruby, parent: Puppet::Provider::Zabbix) do
   def connect
-    self.class.require_zabbix if @resource[:zabbix_url] != ''
-
     @zbx ||= self.class.create_connection(@resource[:zabbix_url], @resource[:zabbix_user], @resource[:zabbix_pass], @resource[:apache_use_ssl])
     @zbx
   end

lib/puppet/provider/zabbix_proxy/ruby.rb

@@ -1,12 +1,8 @@
 require File.expand_path(File.join(File.dirname(__FILE__), '..', 'zabbix'))
 Puppet::Type.type(:zabbix_proxy).provide(:ruby, parent: Puppet::Provider::Zabbix) do
-  def create
-    zabbix_url = @resource[:zabbix_url]
-
-    # Check if we have an zabbix_url. If so, we are about
-    # to run on the zabbix-server.
-    self.class.require_zabbix if zabbix_url != ''
+  confine feature: :zabbixapi
 
+  def create
     # Set some vars
     host = @resource[:hostname]
     ipaddress = @resource[:ipaddress]
@@ -17,6 +13,7 @@ def create
     use_ip = @resource[:use_ip]
     port = @resource[:port]
     templates = @resource[:templates]
+    zabbix_url = @resource[:zabbix_url]
     zabbix_user = @resource[:zabbix_user]
     zabbix_pass = @resource[:zabbix_pass]
     apache_use_ssl = @resource[:apache_use_ssl]
@@ -50,11 +47,8 @@ def create
   end
 
   def exists?
-    zabbix_url = @resource[:zabbix_url]
-
-    self.class.require_zabbix if zabbix_url != ''
-
     host = @resource[:hostname]
+    zabbix_url = @resource[:zabbix_url]
     zabbix_user = @resource[:zabbix_user]
     zabbix_pass = @resource[:zabbix_pass]
     apache_use_ssl = @resource[:apache_use_ssl]

lib/puppet/provider/zabbix_template/ruby.rb

@@ -1,7 +1,8 @@
-require File.expand_path(File.join(File.dirname(__FILE__), '..', 'zabbix'))
+require_relative '../zabbix'
 Puppet::Type.type(:zabbix_template).provide(:ruby, parent: Puppet::Provider::Zabbix) do
+  confine feature: :zabbixapi
+
   def connect
-    self.class.require_zabbix if @resource[:zabbix_url] != ''
     @zbx ||= self.class.create_connection(@resource[:zabbix_url], @resource[:zabbix_user], @resource[:zabbix_pass], @resource[:apache_use_ssl])
     @zbx
   end

lib/puppet/provider/zabbix_template_host/ruby.rb

@@ -1,5 +1,6 @@
-require File.expand_path(File.join(File.dirname(__FILE__), '..', 'zabbix'))
+require_relative '../zabbix'
 Puppet::Type.type(:zabbix_template_host).provide(:ruby, parent: Puppet::Provider::Zabbix) do
+  confine feature: :zabbixapi
   def template_name
     @template_name ||= @resource[:name].split('@')[0]
   end
@@ -19,8 +20,6 @@ def hostid
   end
 
   def connect
-    self.class.require_zabbix if @resource[:zabbix_url] != ''
-
     @zbx ||= self.class.create_connection(@resource[:zabbix_url], @resource[:zabbix_user], @resource[:zabbix_pass], @resource[:apache_use_ssl])
     @zbx
   end

lib/puppet/provider/zabbix_userparameters/ruby.rb

@@ -1,12 +1,11 @@
-require File.expand_path(File.join(File.dirname(__FILE__), '..', 'zabbix'))
+require_relative '../zabbix'
 Puppet::Type.type(:zabbix_userparameters).provide(:ruby, parent: Puppet::Provider::Zabbix) do
-  def create
-    zabbix_url = @resource[:zabbix_url]
-
-    self.class.require_zabbix if zabbix_url != ''
+  confine feature: :zabbixapi
 
+  def create
     host = @resource[:hostname]
     template = @resource[:template]
+    zabbix_url = @resource[:zabbix_url]
     zabbix_user = @resource[:zabbix_user]
     zabbix_pass = @resource[:zabbix_pass]
     apache_use_ssl = @resource[:apache_use_ssl]
@@ -23,12 +22,9 @@ def create
   end
 
   def exists?
-    zabbix_url = @resource[:zabbix_url]
-
-    self.class.require_zabbix if zabbix_url != ''
-
     host = @resource[:hostname]
     template = @resource[:template]
+    zabbix_url = @resource[:zabbix_url]
     zabbix_user = @resource[:zabbix_user]
     zabbix_pass = @resource[:zabbix_pass]
     apache_use_ssl = @resource[:apache_use_ssl]
@@ -37,7 +33,7 @@ def exists?
   end
 
   def destroy
-    zabbix_url = @resource[:zabbix_url]
-    self.class.require_zabbix if zabbix_url != ''
+    # TODO: Implement?!
+    true
   end
 end