#
# Author:: Cary Penniman (<cary@rightscale.com>)
# License:: Apache License, Version 2.0
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#

require File.expand_path(File.dirname(__FILE__) + '/../../spec_helper.rb')
require 'ipaddr'

describe "CloudAttrs object" do
  before(:each) do
    @plugin = get_plugin("cloud_v2")
  end

  let(:cloud_node) do
    {"public_ipv4_addrs"=>["1.2.3.1"],
     "local_ipv4_addrs"=>["1.2.4.1"],
     "public_ipv6_addrs"=>["3ffe:505:2::1"],
     "local_ipv6_addrs"=>["3ffe:506:2::1"],
     "public_ipv4"=>"1.2.3.1",
     "local_ipv4"=>"1.2.4.1",
     "public_ipv6"=>"3ffe:505:2::1",
     "local_ipv6"=>"3ffe:506:2::1",
     "public_hostname"=>"myhost.somewhere.com",
     "local_hostname"=>"my-localhost",
     "provider"=>"my_awesome_cloud"
     }
  end

  it "populates cloud mash" do
    @cloud_attr_obj = ::CloudAttrs.new()
    @cloud_attr_obj.add_ipv4_addr("1.2.3.1", :public)
    @cloud_attr_obj.add_ipv4_addr("1.2.4.1", :private)
    @cloud_attr_obj.add_ipv6_addr("3ffe:505:2::1", :public)
    @cloud_attr_obj.add_ipv6_addr("3ffe:506:2::1", :private)
    @cloud_attr_obj.public_hostname = "myhost.somewhere.com"
    @cloud_attr_obj.local_hostname = "my-localhost"
    @cloud_attr_obj.provider = "my_awesome_cloud"
    expect(@cloud_attr_obj.cloud_mash).to eq(cloud_node)
  end

  it "throws exception with a bad ipv4 address" do
    @cloud_attr_obj = ::CloudAttrs.new()
    expect {  @cloud_attr_obj.add_ipv6_addr("somebogusstring", :public) }.to raise_error
  end

  it "throws exception with a bad ipv6 address" do
    @cloud_attr_obj = ::CloudAttrs.new()
    expect {  @cloud_attr_obj.add_ipv6_addr("FEED:B0B:DEAD:BEEF", :public)  }.to raise_error
  end

  it "throws exception with ipv6 address passed to ipv4" do
    @cloud_attr_obj = ::CloudAttrs.new()
    expect {  @cloud_attr_obj.add_ipv4_addr("3ffe:506:2::1", :public) }.to raise_error
  end

  it "throws exception with ipv4 address passed to ipv6" do
    @cloud_attr_obj = ::CloudAttrs.new()
    expect {  @cloud_attr_obj.add_ipv6_addr("1.2.3.4", :public) }.to raise_error
  end


end

describe Ohai::System, "plugin cloud" do
  before(:each) do
    @plugin = get_plugin("cloud_v2")
  end

  describe "with no cloud mashes" do
    it "doesn't populate the cloud data" do
      @plugin[:ec2] = nil
      @plugin[:rackspace] = nil
      @plugin[:eucalyptus] = nil
      @plugin[:linode] = nil
      @plugin[:azure] = nil
      @plugin[:gce] = nil
      @plugin[:digital_ocean] = nil
      @plugin.run
      expect(@plugin[:cloud_v2]).to be_nil
    end
  end

  describe "with EC2 mash" do
    before do
      @plugin[:ec2] = Mash.new()
    end

    it "populates cloud public ip" do
      @plugin[:ec2]['public_ipv4'] = "174.129.150.8"
      @plugin.run
      expect(@plugin[:cloud_v2][:public_ipv4_addrs][0]).to eq(@plugin[:ec2]['public_ipv4'])
    end

    it "populates cloud private ip" do
      @plugin[:ec2]['local_ipv4'] = "10.252.42.149"
      @plugin.run
      expect(@plugin[:cloud_v2][:local_ipv4_addrs][0]).to eq(@plugin[:ec2]['local_ipv4'])
    end

    it "populates cloud provider" do
      @plugin.run
      expect(@plugin[:cloud_v2][:provider]).to eq("ec2")
    end
  end

  describe "with GCE mash" do
    describe "with a public IP" do
      before do
        @plugin[:gce] = Mash.new()
        @plugin[:gce]['instance'] = Mash.new()
        @plugin[:gce]['instance']['networkInterfaces'] = [
          {
            "accessConfigs" => [ {"externalIp" => "8.35.198.173", "type"=>"ONE_TO_ONE_NAT"} ],
            "ip" => "10.240.0.102",
            "network"=> "projects/foo/networks/default"
          }
        ]
      end

      it "populates cloud public ip" do
        @plugin.run
        expect(@plugin[:cloud_v2][:public_ipv4_addrs][0]).to eq("8.35.198.173")
      end

      it "populates cloud private ip" do
        @plugin.run
        expect(@plugin[:cloud_v2][:local_ipv4_addrs][0]).to eq("10.240.0.102")
      end

      it "populates cloud provider" do
        @plugin.run
        expect(@plugin[:cloud_v2][:provider]).to eq("gce")
      end
    end

    describe "with no public IP" do
      before do
        @plugin[:gce] = Mash.new()
        @plugin[:gce]['instance'] = Mash.new()
        @plugin[:gce]['instance']['networkInterfaces'] = [
          {
            "accessConfigs" => [ {"externalIp" => "", "type" => "ONE_TO_ONE_NAT"} ],
            "ip" => "10.240.0.102",
            "network" => "projects/foo/networks/default"
          }
        ]
      end

      it "does not populate cloud public ip" do
        @plugin.run
        expect(@plugin[:cloud_v2][:public_ipv4_addrs]).to be_nil
      end

      it "populates cloud private ip" do
        @plugin.run
        expect(@plugin[:cloud_v2][:local_ipv4_addrs][0]).to eq("10.240.0.102")
      end

      it "populates cloud provider" do
        @plugin.run
        expect(@plugin[:cloud_v2][:provider]).to eq("gce")
      end
    end
  end

  describe "with rackspace" do
    before do
      @plugin[:rackspace] = Mash.new()
    end

    it "populates cloud public ip" do
      @plugin[:rackspace][:public_ipv4] = "174.129.150.8"
      @plugin.run
      expect(@plugin[:cloud_v2][:public_ipv4]).to eq(@plugin[:rackspace][:public_ipv4])
    end

    it "populates cloud public ipv6" do
      @plugin[:rackspace][:public_ipv6] = "2a00:1a48:7805:111:e875:efaf:ff08:75"
      @plugin.run
      expect(@plugin[:cloud_v2][:public_ipv6]).to eq(@plugin[:rackspace][:public_ipv6])
    end

    it "populates cloud private ip" do
      @plugin[:rackspace][:local_ipv4] = "10.252.42.149"
      @plugin.run
      expect(@plugin[:cloud_v2][:local_ipv4]).to eq(@plugin[:rackspace][:local_ipv4])
    end

    it "populates cloud private ipv6" do
      @plugin[:rackspace][:local_ipv6] = "2a00:1a48:7805:111:e875:efaf:ff08:75"
      @plugin.run
      expect(@plugin[:cloud_v2][:local_ipv6]).to eq(@plugin[:rackspace][:local_ipv6])
    end

    it "populates first cloud public ip" do
      @plugin[:rackspace][:public_ipv4] = "174.129.150.8"
      @plugin.run
      expect(@plugin[:cloud_v2][:public_ipv4_addrs].first).to eq(@plugin[:rackspace][:public_ipv4])
    end

    it "populates first cloud public ip" do
      @plugin[:rackspace][:local_ipv4] = "174.129.150.8"
      @plugin.run
      expect(@plugin[:cloud_v2][:local_ipv4_addrs].first).to eq(@plugin[:rackspace][:local_ipv4])
    end

    it "populates cloud provider" do
      @plugin.run
      expect(@plugin[:cloud_v2][:provider]).to eq("rackspace")
    end
  end

  describe "with linode mash" do
    before do
      @plugin[:linode] = Mash.new()
    end

    it "populates cloud public ip" do
      @plugin[:linode]['public_ip'] = "174.129.150.8"
      @plugin.run
      expect(@plugin[:cloud_v2][:public_ipv4_addrs][0]).to eq(@plugin[:linode][:public_ip])
    end

    it "populates cloud private ip" do
      @plugin[:linode]['private_ip'] = "10.252.42.149"
      @plugin.run
      expect(@plugin[:cloud_v2][:local_ipv4_addrs][0]).to eq(@plugin[:linode][:private_ip])
    end

    it "populates first cloud public ip" do
      @plugin[:linode]['public_ip'] = "174.129.150.8"
      @plugin.run
      expect(@plugin[:cloud_v2][:public_ipv4_addrs].first).to eq(@plugin[:linode][:public_ip])
    end

    it "populates cloud provider" do
      @plugin.run
      expect(@plugin[:cloud_v2][:provider]).to eq("linode")
    end
  end

  describe "with eucalyptus mash" do
    before do
      @plugin[:eucalyptus] = Mash.new()
    end

    it "populates cloud public ip" do
      @plugin[:eucalyptus]['public_ipv4'] = "174.129.150.8"
      @plugin.run
      expect(@plugin[:cloud_v2][:public_ipv4_addrs][0]).to eq(@plugin[:eucalyptus]['public_ipv4'])
    end

    it "populates cloud private ip" do
      @plugin[:eucalyptus]['local_ipv4'] = "10.252.42.149"
      @plugin.run
      expect(@plugin[:cloud_v2][:local_ipv4_addrs][0]).to eq(@plugin[:eucalyptus]['local_ipv4'])
    end

    it "populates cloud provider" do
      @plugin.run
      expect(@plugin[:cloud_v2][:provider]).to eq("eucalyptus")
    end
  end

  describe "with Azure mash" do
    before do
      @plugin[:azure] = Mash.new()
    end

    it "populates cloud public ip" do
      @plugin[:azure]['public_ip'] = "174.129.150.8"
      @plugin.run
      expect(@plugin[:cloud_v2][:public_ipv4_addrs][0]).to eq(@plugin[:azure]['public_ip'])
    end

    it "doesn't populates cloud vm_name" do
      @plugin[:azure]['vm_name'] = "linux-vm"
      @plugin.run
      expect(@plugin[:cloud_v2][:vm_name]).not_to eq(@plugin[:azure]['vm_name'])
    end

    it "populates cloud public_hostname" do
      @plugin[:azure]['public_fqdn'] = "linux-vm-svc.cloudapp.net"
      @plugin.run
      expect(@plugin[:cloud_v2][:public_hostname]).to eq(@plugin[:azure]['public_fqdn'])
    end

    it "doesn't populate cloud public_ssh_port" do
      @plugin[:azure]['public_ssh_port'] = "22"
      @plugin.run
      expect(@plugin[:cloud_v2][:public_ssh_port]).to be_nil
    end

    it "should not populate cloud public_ssh_port when winrm is used" do
      @plugin[:azure]['public_winrm_port'] = "5985"
      @plugin.run
      expect(@plugin[:cloud_v2][:public_ssh_port]).to be_nil
    end

    it "populates cloud public_winrm_port" do
      @plugin[:azure]['public_winrm_port'] = "5985"
      @plugin.run
      expect(@plugin[:cloud_v2][:public_winrm_port]).to be_nil
    end

    it "populates cloud provider" do
      @plugin.run
      expect(@plugin[:cloud_v2][:provider]).to eq("azure")
    end
  end

  describe "with digital_ocean mash" do
    before do
      @plugin[:digital_ocean] = Mash.new
      @plugin[:digital_ocean][:name] = "public.example.com"
      @plugin[:digital_ocean][:networks] = Mash.new
      @plugin[:digital_ocean][:networks][:v4] = [{"ip_address" => "1.2.3.4", "type" => "public"},
                                                 {"ip_address" => "5.6.7.8", "type" => "private"}]
      @plugin[:digital_ocean][:networks][:v6] = [{"ip_address" => "fe80::4240:95ff:fe47:6eee", "type" => "public"},
                                                 {"ip_address" => "fdf8:f53b:82e4::53", "type" => "private"}]
    end

    before(:each) do
      @plugin.run
    end

    it "populates cloud public hostname" do
      expect(@plugin[:cloud_v2][:public_hostname]).to eq("public.example.com")
    end

    it "populates cloud local hostname" do
      expect(@plugin[:cloud_v2][:local_hostname]).to be_nil
    end

    it "populates cloud public_ipv4_addrs" do
      expect(@plugin[:cloud_v2][:public_ipv4_addrs]).to eq(@plugin[:digital_ocean][:networks][:v4].select{|ip| ip['type'] == 'public'}
                                                                                              .map{|ip| ip['ip_address']})
                                                       
    end

    it "populates cloud local_ipv4_addrs" do
      expect(@plugin[:cloud_v2][:local_ipv4_addrs]).to eq(@plugin[:digital_ocean][:networks][:v4].select{|ip| ip['type'] == 'private'}
                                                                                             .map{|ip| ip['ip_address']})
                                                      
    end

    it "populates cloud public_ipv4" do
      expect(@plugin[:cloud_v2][:public_ipv4]).to eq(@plugin[:digital_ocean][:networks][:v4].find{|ip| ip['type'] == 'public'}['ip_address'])
    end

    it "populates cloud local_ipv4" do
      expect(@plugin[:cloud_v2][:local_ipv4]).to eq(@plugin[:digital_ocean][:networks][:v4].find{|ip| ip['type'] == 'private'}['ip_address'])
    end

    it "populates cloud public_ipv6_addrs" do
      expect(@plugin[:cloud_v2][:public_ipv6_addrs]).to eq(@plugin[:digital_ocean][:networks][:v6].select{|ip| ip['type'] == 'public'}
                                                                                              .map{|ip| ip['ip_address']})
    end

    it "populates cloud local_ipv6_addrs" do
      expect(@plugin[:cloud_v2][:local_ipv6_addrs]).to eq(@plugin[:digital_ocean][:networks][:v6].select{|ip| ip['type'] == 'private'}
                                                                                             .map{|ip| ip['ip_address']})
    end

    it "populates cloud public_ipv6" do
      expect(@plugin[:cloud_v2][:public_ipv6]).to eq(@plugin[:digital_ocean][:networks][:v6].find{|ip| ip['type'] == 'public'}['ip_address'])
    end

    it "populates cloud local_ipv6" do
      expect(@plugin[:cloud_v2][:local_ipv6]).to eq(@plugin[:digital_ocean][:networks][:v6].find{|ip| ip['type'] == 'private'}['ip_address'])
    end

    it "populates cloud provider" do
      expect(@plugin[:cloud_v2][:provider]).to eq("digital_ocean")
    end
  end

end