26 lines
803 B
Erlang
26 lines
803 B
Erlang
-module(certifi_pt).
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-export([parse_transform/2]).
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parse_transform(Forms, _Opts) ->
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[replace_cacerts(Form) || Form <- Forms].
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replace_cacerts({function, Ann, cacerts, 0, [_]}) ->
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{ok, Binary} = file:read_file(cert_file() ),
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Pems = public_key:pem_decode(Binary),
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Cacerts = [Der || {'Certificate', Der, _} <- Pems],
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Body = lists:foldl(fun(Cert, Acc) ->
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{cons, 0, cert_to_bin_ast(Cert), Acc}
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end, {nil, 0}, Cacerts),
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{function, Ann, cacerts, 0, [{clause, Ann, [], [], [Body]}]};
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replace_cacerts(Other) ->
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Other.
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cert_file() ->
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AppDir = filename:dirname(
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filename:dirname(code:which(?MODULE))
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),
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filename:join([AppDir, "priv", "cacerts.pem"]).
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cert_to_bin_ast(Cert) ->
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{bin, 0, [{bin_element, 0, {string, 0, binary_to_list(Cert)}, default, default}]}.
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