Mercurial > prosody-modules

annotate mod_measure_storage/mod_measure_storage.lua @ 3056:6fce9a935b38

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Merge commit
author tmolitor <thilo@eightysoft.de>
date Mon, 28 May 2018 18:53:43 +0200
parents 04ae5b45e6c7
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
2297
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
1 module:set_global()
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
2
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
3 local function return_args_after_calling(f, ...)
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
4 f();
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
5 return ...
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
6 end
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
7
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
8 local function time_method(module, store_name, store_type, method_name, method_function)
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
9 local opt_use_tags = module:get_option_boolean("measure_storage_tagged_metric", false);
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
10
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
11 local metric_name, metric_tags;
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
12 if opt_use_tags then
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
13 metric_name, metric_tags = "storage_operation", ("store_name:%s,store_type:%s,store_operation:%s"):format(store_name, store_type, method_name);
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
14 else
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
15 metric_name = store_name.."_"..store_type.."_"..method_name;
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
16 end
2686
39cb2a51e779 mod_measure_storage: Pass the measurement type, fixes traceback
Kim Alvefur <zash@zash.se>
parents: 2297
diff changeset
17 local measure_operation_started = module:measure(metric_name, "times", metric_tags);
2297
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
18
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
19 return function (...)
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
20 module:log("debug", "Measuring storage operation %s (%s)", metric_name, metric_tags or "no tags");
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
21 local measure_operation_complete = measure_operation_started();
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
22 return return_args_after_calling(measure_operation_complete, method_function(...));
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
23 end;
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
24 end
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
25
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
26 local function wrap_store(module, store_name, store_type, store)
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
27 local new_store = setmetatable({}, {
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
28 __index = function (t, method_name)
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
29 local original_method = store[method_name];
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
30 if type(original_method) ~= "function" then
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
31 if original_method then
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
32 rawset(t, method_name, original_method);
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
33 end
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
34 return original_method;
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
35 end
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
36 local timed_method = time_method(module, store_name, store_type, method_name, original_method);
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
37 rawset(t, method_name, timed_method);
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
38 return timed_method;
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
39 end;
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
40 });
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
41 return new_store;
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
42 end
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
43
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
44 local function hook_event(module)
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
45 module:hook("store-opened", function(event)
2693
04ae5b45e6c7 mod_measure_storage: Assume store type is "keyval" if missing
Kim Alvefur <zash@zash.se>
parents: 2686
diff changeset
46 event.store = wrap_store(module, event.store_name, event.store_type or "keyval", event.store);
2297
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
47 end);
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
48 end
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
49
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
50 function module.load()
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
51 hook_event(module);
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
52 end
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
53
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
54 function module.add_host(module)
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
55 hook_event(module);
992e40dab31d mod_measure_storage: Experimental new module to measure storage API operations (requires 0.10)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
56 end