Chapril/xmpp.chapril.org-ejabberd
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Code Releases Activity

Remove num_active_users as it uses calls to last_activity mnesia table (#2448)

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This commit is contained in:
Badlop 2018-08-08 14:08:07 +02:00
parent 5b373470ac
commit dfd96b6037
1 changed files with 1 additions and 67 deletions
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68
src/mod_admin_extra.erl
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@ -40,7 +40,7 @@
restart_module/2,
% Sessions
num_active_users/2, num_resources/2, resource_num/3,
num_resources/2, resource_num/3,
kick_session/4, status_num/2, status_num/1,
status_list/2, status_list/1, connected_users_info/0,
connected_users_vhost/1, set_presence/7,
@ -165,16 +165,6 @@ get_commands_spec() ->
" - 0: code reloaded, module restarted\n"
" - 1: error: module not loaded\n"
" - 2: code not reloaded, but module restarted"},
#ejabberd_commands{name = num_active_users, tags = [accounts, stats],
desc = "Get number of users active in the last days (only Mnesia)",
policy = admin,
module = ?MODULE, function = num_active_users,
args = [{host, binary}, {days, integer}],
args_example = [<<"myserver.com">>, 3],
args_desc = ["Name of host to check", "Number of days to calculate sum"],
result = {users, integer},
result_example = 123,
result_desc = "Number of users active on given server in last n days"},
#ejabberd_commands{name = delete_old_users, tags = [accounts, purge],
desc = "Delete users that didn't log in last days, or that never logged",
longdesc = "To protect admin accounts, configure this for example:\n"
@ -850,62 +840,6 @@ get_hash(AccountPass, Method) ->
|| X <- binary_to_list(
crypto:hash(binary_to_atom(Method, latin1), AccountPass))]).
num_active_users(Host, Days) ->
DB_Type = gen_mod:get_module_opt(Host, mod_last, db_type),
list_last_activity(Host, true, Days, DB_Type).
%% Code based on ejabberd/src/web/ejabberd_web_admin.erl
list_last_activity(Host, Integral, Days, mnesia) ->
TimeStamp = p1_time_compat:system_time(seconds),
TS = TimeStamp - Days * 86400,
case catch mnesia:dirty_select(
last_activity, [{{last_activity, {'_', Host}, '$1', '_'},
[{'>', '$1', TS}],
[{'trunc', {'/',
{'-', TimeStamp, '$1'},
86400}}]}]) of
{'EXIT', _Reason} ->
[];
Vals ->
Hist = histogram(Vals, Integral),
if
Hist == [] ->
0;
true ->
Left = Days - length(Hist),
Tail = if
Integral ->
lists:duplicate(Left, lists:last(Hist));
true ->
lists:duplicate(Left, 0)
end,
lists:nth(Days, Hist ++ Tail)
end
end;
list_last_activity(_Host, _Integral, _Days, DB_Type) ->
throw({error, iolist_to_binary(io_lib:format("Unsupported backend: ~p",
[DB_Type]))}).
histogram(Values, Integral) ->
histogram(lists:sort(Values), Integral, 0, 0, []).
histogram([H | T], Integral, Current, Count, Hist) when Current == H ->
histogram(T, Integral, Current, Count + 1, Hist);
histogram([H | _] = Values, Integral, Current, Count, Hist) when Current < H ->
if
Integral ->
histogram(Values, Integral, Current + 1, Count, [Count | Hist]);
true ->
histogram(Values, Integral, Current + 1, 0, [Count | Hist])
end;
histogram([], _Integral, _Current, Count, Hist) ->
if
Count > 0 ->
lists:reverse([Count | Hist]);
true ->
lists:reverse(Hist)
end.
delete_old_users(Days) ->
%% Get the list of registered users
Users = ejabberd_auth:get_users(),