| 1 |
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-module(mod_version). |
| 2 |
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| 3 |
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-behaviour(gen_mod). |
| 4 |
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-behaviour(mongoose_module_metrics). |
| 5 |
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| 6 |
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-include("jlib.hrl"). |
| 7 |
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-include("mongoose_config_spec.hrl"). |
| 8 |
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| 9 |
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-export([start/2]). |
| 10 |
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-export([stop/1]). |
| 11 |
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-export([supported_features/0]). |
| 12 |
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-export([config_spec/0]). |
| 13 |
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-export([process_iq/5]). |
| 14 |
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|
| 15 |
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-ignore_xref([process_iq/5]). |
| 16 |
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| 17 |
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-xep([{xep, 92}, {version, "1.1"}]). |
| 18 |
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| 19 |
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-spec start(mongooseim:host_type(), gen_mod:module_opts()) -> any(). |
| 20 |
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start(HostType, #{iqdisc := IQDisc}) -> |
| 21 |
2 |
gen_iq_handler:add_iq_handler_for_domain(HostType, ?NS_VERSION, ejabberd_local, |
| 22 |
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fun ?MODULE:process_iq/5, #{}, IQDisc). |
| 23 |
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|
| 24 |
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-spec stop(mongooseim:host_type()) -> any(). |
| 25 |
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stop(HostType) -> |
| 26 |
2 |
gen_iq_handler:remove_iq_handler_for_domain(HostType, ?NS_VERSION, ejabberd_local). |
| 27 |
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|
| 28 |
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-spec supported_features() -> [atom()]. |
| 29 |
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supported_features() -> |
| 30 |
2 |
[dynamic_domains]. |
| 31 |
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|
| 32 |
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-spec config_spec() -> mongoose_config_spec:config_section(). |
| 33 |
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config_spec() -> |
| 34 |
186 |
#section{ |
| 35 |
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items = #{<<"iqdisc">> => mongoose_config_spec:iqdisc(), |
| 36 |
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<<"os_info">> => #option{type = boolean} |
| 37 |
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}, |
| 38 |
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defaults = #{<<"iqdisc">> => no_queue, |
| 39 |
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<<"os_info">> => false} |
| 40 |
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}. |
| 41 |
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|
| 42 |
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-spec process_iq(mongoose_acc:t(), jid:jid(), jid:jid(), jlib:iq(), any()) -> |
| 43 |
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{mongoose_acc:t(), jlib:iq()}. |
| 44 |
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process_iq(Acc, _From, _To, #iq{type = set, sub_el = SubEl} = IQ, _Extra) -> |
| 45 |
:-( |
{Acc, IQ#iq{type = error, sub_el = [SubEl, mongoose_xmpp_errors:not_allowed()]}}; |
| 46 |
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process_iq(Acc, _From, _To, #iq{type = get} = IQ, _Extra) -> |
| 47 |
2 |
HostType = mongoose_acc:host_type(Acc), |
| 48 |
2 |
{Name, Version} = mongoose_info(), |
| 49 |
2 |
{Acc, IQ#iq{type = result, |
| 50 |
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sub_el = |
| 51 |
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[#xmlel{name = <<"query">>, |
| 52 |
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attrs = [{<<"xmlns">>, ?NS_VERSION}], |
| 53 |
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children = |
| 54 |
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[#xmlel{name = <<"name">>, attrs = [], |
| 55 |
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children =[#xmlcdata{content = Name}]}, |
| 56 |
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#xmlel{name = <<"version">>, attrs = [], |
| 57 |
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children =[#xmlcdata{content = Version}]} |
| 58 |
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] ++ add_os_info(HostType)}]}}. |
| 59 |
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|
| 60 |
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-spec add_os_info(mongooseim:host_type()) -> [exml:element()] | []. |
| 61 |
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add_os_info(HostType) -> |
| 62 |
2 |
case gen_mod:get_module_opt(HostType, ?MODULE, os_info) of |
| 63 |
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true -> |
| 64 |
1 |
[#xmlel{name = <<"os">>, attrs = [], |
| 65 |
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children = [#xmlcdata{content = os_info()}]}]; |
| 66 |
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_ -> |
| 67 |
1 |
[] |
| 68 |
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end. |
| 69 |
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| 70 |
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-spec mongoose_info() -> {binary(), binary()}. |
| 71 |
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mongoose_info() -> |
| 72 |
2 |
{ok, Version} = application:get_key(mongooseim, vsn), |
| 73 |
2 |
{<<"MongooseIM">>, list_to_binary(Version)}. |
| 74 |
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|
| 75 |
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-spec os_info() -> binary(). |
| 76 |
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os_info() -> |
| 77 |
1 |
{Family, Name} = os:type(), |
| 78 |
1 |
{Major, Minor, Release} = os:version(), |
| 79 |
1 |
list_to_binary( |
| 80 |
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atom_to_list(Family) ++ " " ++ |
| 81 |
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atom_to_list(Name) ++ " " ++ |
| 82 |
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integer_to_list(Major) ++ "." ++ |
| 83 |
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integer_to_list(Minor) ++ "." ++ |
| 84 |
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integer_to_list(Release) |
| 85 |
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). |