Merge branch 'lets_encrypt_acme_support' of git://github.com/angelhof/ejabberd into angelhof-lets_encrypt_acme_support

Conflicts:
	rebar.config
	src/ejabberd_pkix.erl

include/ejabberd_acme.hrl

@@ -0,0 +1,53 @@
+
+-record(challenge, {
+	  type  = <<"http-01">> :: bitstring(),
+	  status = pending :: pending | valid | invalid,
+	  uri = "" :: url(),
+	  token = <<"">> :: bitstring()
+	 }).
+
+-record(data_acc, {
+	  id     :: list(),
+	  ca_url :: url(),
+	  key    :: jose_jwk:key()
+	 }).
+-type data_acc() :: #data_acc{}.
+
+-record(data_cert, {
+	  domain  :: bitstring(),
+	  pem     :: pem(),
+	  path    :: string()
+	 }).
+-type data_cert() :: #data_cert{}.
+
+%%
+%% Types
+%%
+
+%% Acme configuration
+-type acme_config() :: [{ca_url, url()} | {contact, bitstring()}].
+
+%% The main data type that ejabberd_acme keeps
+-type acme_data() :: proplist().
+
+%% The list of certificates kept in data
+-type data_certs() :: proplist(bitstring(), data_cert()).
+
+%% The certificate saved in pem format
+-type pem() :: bitstring().
+
+-type nonce() :: string().
+-type url() :: string().
+-type proplist() :: [{_, _}].
+-type proplist(X,Y) :: [{X,Y}].
+-type dirs() :: #{string() => url()}.
+-type jws() :: map().
+-type handle_resp_fun() :: fun(({ok, proplist(), proplist()}) -> {ok, _, nonce()}).
+
+-type acme_challenge() :: #challenge{}.
+
+%% Options
+-type account_opt() :: string().
+-type verbose_opt() :: string().
+-type domains_opt() :: string().
+