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53 regels
1.7 KiB
53 regels
1.7 KiB
%%%----------------------------------------------------------------------
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%%%
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%%% wg @copyright 2009
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%%%
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%%% @author litao cheng <litaocheng@gmail.com>
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%%% @doc the crontab record defines
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%%%
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%%%----------------------------------------------------------------------
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-define(CRON_ANY, 1). % "*"
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-define(CRON_NUM, 2). % 2
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-define(CRON_RANGE, 4). % 2-3
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-define(CRON_LIST, 8). % "2,3-6"
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-type cronf_type() :: 1 | 2 | 4 | 8.
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-type cronf_num() :: non_neg_integer().
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-type cronf_range() :: {non_neg_integer(), non_neg_integer(), pos_integer()}.
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-type cronf_list() :: [cronf_num() | cronf_range()].
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-type cronf_value() :: cronf_num() | cronf_range() | cronf_list().
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-record(cron_field, {
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type = ?CRON_ANY :: cronf_type(), % field type
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value :: cronf_value() % field value
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}).
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-type cron_field() :: #cron_field{}.
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-record(cron_entry, {
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m :: cron_field(), % minute
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h :: cron_field(), % hour
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dom :: cron_field(), % day of month
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mon :: cron_field(), % month
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dow :: cron_field(), % day of week
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mfa :: tuple() % the mfa
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}).
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-type cron_entry() :: #cron_entry{}.
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-define(CRON_FILE, "../ebin/data_crontab.beam").
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-define(CRON_FILE_CLS, "../ebin/data_crontab_cls.beam").
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-define(RELOAD_FILE_INTERVAL, 60000 * 60). % 1 hour
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-define(CHECK_FILE_INTERVAL, 60000). % 1 min
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-define(CHECK_CRON_INTERVAL, 60000). % 1 min
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-define(SERVER, ?MODULE).
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-record(crontab_state, {
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files =[], % file name
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file_activity :: list(), % activity file lists
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mtime = 0 :: pos_integer(), % last modify time
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entrys = [] :: [cron_entry()], % the cron tasks
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file_timer :: reference(), % the check file last modified timer
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cron_timer :: reference() % the check cron task timer
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}).
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