44 lines
1.1 KiB
Elixir
44 lines
1.1 KiB
Elixir
defmodule RecycledCloud.OpenNebula do
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@moduledoc """
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OpenNebula XML-RPC Interface.
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See http://docs.opennebula.io/5.12/integration/system_interfaces/api.html for details.
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"""
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# OpenNebula daemon.
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@endpoint "/RPC2"
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defp get_opennebula_config(key) do
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Application.get_env(:recycledcloud, :opennebula, []) |> Keyword.get(key)
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end
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##
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# Related to XML-RPC calls
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defp get_auth_string() do
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"#{get_opennebula_config(:user)}:#{get_opennebula_config(:password)}"
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end
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defp post!(call, endpoint) do
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url = get_opennebula_config(:server) <> endpoint
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opts = []
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headers = []
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body = call |> XMLRPC.encode!
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response = HTTPoison.post!(url, body, headers, opts).body |> XMLRPC.decode!
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case response do
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%{fault_code: _, fault_string: err} -> {:error, err}
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%{param: [false, err | _]} -> {:error, err}
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%{param: [true, result | _]} -> {:ok, result}
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end
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end
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def query(method, params) do
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call = %XMLRPC.MethodCall{
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method_name: method,
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params: [get_auth_string() | params]
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}
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call |> post!(@endpoint)
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end
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end
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