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comparison plugins/mod_cron.lua @ 13371:a22e3a980178

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mod_cron: Rebuild with new LuaFormatter settings (tabs!)
author Kim Alvefur <zash@zash.se>
date Thu, 30 Nov 2023 18:42:56 +0100
parents 9f1f1e7afdbd
children 92301fa7a673
comparison
equal deleted inserted replaced
13370:971fd4cb09d4 13371:a22e3a980178
4 4
5 local active_hosts = {} 5 local active_hosts = {}
6 6
7 function module.add_host(host_module) 7 function module.add_host(host_module)
8 8
9 local last_run_times = host_module:open_store("cron", "map"); 9 local last_run_times = host_module:open_store("cron", "map");
10 active_hosts[host_module.host] = true; 10 active_hosts[host_module.host] = true;
11 11
12 local function save_task(task, started_at) 12 local function save_task(task, started_at) last_run_times:set(nil, task.id, started_at); end
13 last_run_times:set(nil, task.id, started_at);
14 end
15 13
16 local function restore_task(task) 14 local function restore_task(task) if task.last == nil then task.last = last_run_times:get(nil, task.id); end end
17 if task.last == nil then
18 task.last = last_run_times:get(nil, task.id);
19 end
20 end
21 15
22 local function task_added(event) 16 local function task_added(event)
23 local task = event.item; 17 local task = event.item;
24 if task.name == nil then task.name = task.when; end 18 if task.name == nil then task.name = task.when; end
25 if task.id == nil then 19 if task.id == nil then task.id = event.source.name .. "/" .. task.name:gsub("%W", "_"):lower(); end
26 task.id = event.source.name .. "/" .. 20 task.period = host_module:get_option_period(task.id:gsub("/", "_") .. "_period", "1" .. task.when, 60, 86400 * 7 * 53);
27 task.name:gsub("%W", "_"):lower(); 21 task.restore = restore_task;
28 end 22 task.save = save_task;
29 task.period = host_module:get_option_period( 23 module:log("debug", "%s task %s added", task.when, task.id);
30 task.id:gsub("/", "_") .. "_period", "1" .. task.when, 24 return true
31 60, 86400 * 7 * 53); 25 end
32 task.restore = restore_task;
33 task.save = save_task;
34 module:log("debug", "%s task %s added", task.when, task.id);
35 return true
36 end
37 26
38 local function task_removed(event) 27 local function task_removed(event)
39 local task = event.item; 28 local task = event.item;
40 host_module:log("debug", "Task %s removed", task.id); 29 host_module:log("debug", "Task %s removed", task.id);
41 return true 30 return true
42 end 31 end
43 32
44 host_module:handle_items("task", task_added, task_removed, true); 33 host_module:handle_items("task", task_added, task_removed, true);
45 34
46 function host_module.unload() active_hosts[host_module.host] = nil; end 35 function host_module.unload() active_hosts[host_module.host] = nil; end
47 end 36 end
48 37
49 local function should_run(task, last) 38 local function should_run(task, last) return not last or last + task.period * 0.995 <= os.time() end
50 return not last or last + task.period * 0.995 <= os.time()
51 end
52 39
53 local function run_task(task) 40 local function run_task(task)
54 task:restore(); 41 task:restore();
55 if not should_run(task, task.last) then return end 42 if not should_run(task, task.last) then return end
56 local started_at = os.time(); 43 local started_at = os.time();
57 task:run(started_at); 44 task:run(started_at);
58 task.last = started_at; 45 task.last = started_at;
59 task:save(started_at); 46 task:save(started_at);
60 end 47 end
61 48
62 local task_runner = async.runner(run_task); 49 local task_runner = async.runner(run_task);
63 scheduled = module:add_timer(1, function() 50 scheduled = module:add_timer(1, function()
64 module:log("info", "Running periodic tasks"); 51 module:log("info", "Running periodic tasks");
65 local delay = 3600; 52 local delay = 3600;
66 for host in pairs(active_hosts) do 53 for host in pairs(active_hosts) do
67 module:log("debug", "Running periodic tasks for host %s", host); 54 module:log("debug", "Running periodic tasks for host %s", host);
68 for _, task in ipairs(module:context(host):get_host_items("task")) do 55 for _, task in ipairs(module:context(host):get_host_items("task")) do task_runner:run(task); end
69 task_runner:run(task); 56 end
70 end 57 module:log("debug", "Wait %ds", delay);
71 end 58 return delay
72 module:log("debug", "Wait %ds", delay);
73 return delay
74 end); 59 end);
75 60
76 module:add_item("shell-command", { 61 module:add_item("shell-command", {
77 section = "cron", 62 section = "cron";
78 section_desc = "View and manage recurring tasks", 63 section_desc = "View and manage recurring tasks";
79 name = "tasks", 64 name = "tasks";
80 desc = "View registered tasks", 65 desc = "View registered tasks";
81 args = {}, 66 args = {};
82 handler = function(self, filter_host) 67 handler = function(self, filter_host)
83 local format_table = require("prosody.util.human.io").table; 68 local format_table = require("prosody.util.human.io").table;
84 local it = require("util.iterators"); 69 local it = require("util.iterators");
85 local row = format_table({ 70 local row = format_table({
86 {title = "Host", width = "2p"}, {title = "Task", width = "3p"}, 71 { title = "Host"; width = "2p" };
87 {title = "Desc", width = "3p"}, {title = "When", width = "1p"}, 72 { title = "Task"; width = "3p" };
88 {title = "Last run", width = "20"} 73 { title = "Desc"; width = "3p" };
89 }, self.session.width); 74 { title = "When"; width = "1p" };
90 local print = self.session.print; 75 { title = "Last run"; width = "20" };
91 print(row()); 76 }, self.session.width);
92 for host in it.sorted_pairs(filter_host and {[filter_host] = true} or 77 local print = self.session.print;
93 active_hosts) do 78 print(row());
94 for _, task in ipairs(module:context(host):get_host_items("task")) do 79 for host in it.sorted_pairs(filter_host and { [filter_host] = true } or active_hosts) do
95 print(row({ 80 for _, task in ipairs(module:context(host):get_host_items("task")) do
96 host, task.id, task.name, task.when, 81 print(row({ host; task.id; task.name; task.when; task.last and os.date("%Y-%m-%d %R:%S", task.last) or "never" }));
97 task.last and os.date("%Y-%m-%d %R:%S", task.last) or 82 end
98 "never" 83 end
99 })); 84 end;
100 end
101 end
102 end
103 }); 85 });