Remove the new account option from get certificate. There is no reason for having this

src/ejabberd_acme.erl

@@ -1,7 +1,7 @@
 -module (ejabberd_acme).
 
 -export([%% Ejabberdctl Commands
-	 get_certificates/3,
+	 get_certificates/2,
 	 renew_certificates/1,
 	 list_certificates/1,
 	 revoke_certificate/2,
@@ -60,10 +60,10 @@ is_valid_domain_opt(DomainString) ->
 %% Get Certificate
 %%
 
--spec get_certificates(url(), domains_opt(), account_opt()) -> string() | {'error', _}.
-get_certificates(CAUrl, Domains, NewAccountOpt) ->
+-spec get_certificates(url(), domains_opt()) -> string() | {'error', _}.
+get_certificates(CAUrl, Domains) ->
     try
-	get_certificates0(CAUrl, Domains, NewAccountOpt)
+	get_certificates0(CAUrl, Domains)
     catch
 	throw:Throw ->
 	    Throw;
@@ -72,19 +72,23 @@ get_certificates(CAUrl, Domains, NewAccountOpt) ->
 	    {error, get_certificates}
     end.
 
--spec get_certificates0(url(), domains_opt(), account_opt()) -> string().
-get_certificates0(CAUrl, Domains, "old-account") ->
-    %% Get the current account
-    {ok, _AccId, PrivateKey} = ensure_account_exists(),
-
-    get_certificates1(CAUrl, Domains, PrivateKey);
-
-get_certificates0(CAUrl, Domains, "new-account") ->
-    %% Create a new account and save it to disk
-    {ok, _Id, PrivateKey} = create_save_new_account(CAUrl),
+-spec get_certificates0(url(), domains_opt()) -> string().
+get_certificates0(CAUrl, Domains) ->
+    %% Check if an account exists or create another one
+    {ok, _AccId, PrivateKey} = retrieve_or_create_account(CAUrl),
 
     get_certificates1(CAUrl, Domains, PrivateKey).
 
+
+retrieve_or_create_account(CAUrl) ->
+    case read_account_persistent() of
+	none ->
+	    create_save_new_account(CAUrl);
+	{ok, AccId, PrivateKey} ->
+	    {ok, AccId, PrivateKey}
+    end.
+
+
 -spec get_certificates1(url(), domains_opt(), jose_jwk:key()) -> string().
 get_certificates1(CAUrl, "all", PrivateKey) ->
     Hosts = get_config_hosts(),

src/ejabberd_admin.erl

@@ -45,7 +45,7 @@
 	 %% Migration jabberd1.4
 	 import_file/1, import_dir/1,
          %% Acme
-         get_certificate/2,
+         get_certificate/1,
 	 renew_certificate/0,
 	 list_certificates/1,
 	 revoke_certificate/1,
@@ -248,13 +248,11 @@ get_commands_spec() ->
 			args = [{file, string}],
 			result = {res, restuple}},
      #ejabberd_commands{name = get_certificate, tags = [acme],
-			desc = "Gets a certificate for all or the specified domains {all|domain1;domain2;...}. Can be used with {old-account|new-account}.",
+			desc = "Gets a certificate for all or the specified domains {all|domain1;domain2;...}.",
 			module = ?MODULE, function = get_certificate,
-			args_desc = ["Domains for which to acquire a certificate", 
-				     "Whether to create a new account or use the existing one"],
-			args_example = ["all | www.example.com;www.example1.net", 
-					"old-account | new-account"],
-			args = [{domains, string}, {option, string}],
+			args_desc = ["Domains for which to acquire a certificate"],
+			args_example = ["all | www.example.com;www.example1.net"],
+			args = [{domains, string}],
 			result = {certificates, string}},
      #ejabberd_commands{name = renew_certificate, tags = [acme],
 			desc = "Renews all certificates that are close to expiring",
@@ -577,15 +575,10 @@ import_dir(Path) ->
 %%% Acme
 %%%
 
-get_certificate(Domains, UseNewAccount) ->
+get_certificate(Domains) ->
     case ejabberd_acme:is_valid_domain_opt(Domains) of 
 	true ->
-	    case ejabberd_acme:is_valid_account_opt(UseNewAccount) of
-		true ->
-		    ejabberd_acme:get_certificates("http://localhost:4000", Domains, UseNewAccount);
-		false ->
-		    io_lib:format("Invalid account option: ~p", [UseNewAccount])
-	    end;
+	    ejabberd_acme:get_certificates("http://localhost:4000", Domains);
 	false ->
 	    String = io_lib:format("Invalid domains: ~p", [Domains])
     end.