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author | Linus Nordberg <linus@nordu.net> | 2017-03-15 17:17:58 +0100 |
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committer | Linus Nordberg <linus@nordu.net> | 2017-03-15 17:17:58 +0100 |
commit | 598d6ae6d00644c7f6e318cf5a4928ee5a8eb9ca (patch) | |
tree | 7653518afa13e7ccc1a3925603d36d85570cb88c /statusserver | |
parent | 7e41c7c7630c4a96567029e6b4d7688a7df6ccee (diff) | |
parent | 8bb572816040a8ecda50be9687cd1ddc76436f65 (diff) |
Merge branch 'map-statusserver'
Diffstat (limited to 'statusserver')
-rw-r--r-- | statusserver/ebin/statusserver.app | 13 | ||||
-rw-r--r-- | statusserver/src/statusserver.erl | 71 | ||||
-rw-r--r-- | statusserver/src/statusserver_app.erl | 13 | ||||
-rw-r--r-- | statusserver/src/statusserver_sup.erl | 42 |
4 files changed, 139 insertions, 0 deletions
diff --git a/statusserver/ebin/statusserver.app b/statusserver/ebin/statusserver.app new file mode 100644 index 0000000..10a1ba8 --- /dev/null +++ b/statusserver/ebin/statusserver.app @@ -0,0 +1,13 @@ +%%% Copyright (c) 2017, NORDUnet A/S. +%%% See LICENSE for licensing information. + +%%% Application resource file for statusserver, see app(5). + +{application, statusserver, + [{description, "Plop statusserver"}, + {vsn, "1.0.1-alpha-dev"}, + {modules, [statusserver_app, statusserver_sup, statusserver]}, + {applications, [kernel, stdlib, lager, plop]}, + {registered, [statusserver_sup, statusserver]}, + {mod, {statusserver_app, []}} + ]}. diff --git a/statusserver/src/statusserver.erl b/statusserver/src/statusserver.erl new file mode 100644 index 0000000..81fcd7a --- /dev/null +++ b/statusserver/src/statusserver.erl @@ -0,0 +1,71 @@ +%%% Copyright (c) 2017, NORDUnet A/S. +%%% See LICENSE for licensing information. + +-module(statusserver). +-export([init_module/0]). +%% API (URL) +-export([request/4]). + +-define(APPURL_PLOP_STATUS, "plop/v1/status"). + +request(post, ?APPURL_PLOP_STATUS, Service, Input) -> + case (catch mochijson2:decode(Input)) of + {error, E} -> + html("bad input:", E); + Entries when is_list(Entries) -> + lists:foreach(fun ({struct, PropList}) -> + Target = proplists:get_value(<<"target">>, PropList), + Source = proplists:get_value(<<"source">>, PropList), + Variable = proplists:get_value(<<"key">>, PropList), + Status = proplists:get_value(<<"value">>, PropList), + set_status(Service, Source, Target, Variable, Status) + end, Entries) + end, + success({[{result, <<"ok">>}]}); +request(get, "", "status", Input) -> + Now = plop_compat:monotonic_time(millisecond), + Variables = [{struct, [ + {service, list_to_binary(Service)}, + {source, Source}, + {target, Target}, + {variable, Variable}, + {status, Status}, + {age, (Now - Timestamp) / 1000} + ]} || {{Service, Source, Target, Variable}, Status, Timestamp} <- get_status()], + success({[{result, Variables}]}). + + +success(Data) -> + {200, [{"Content-Type", "text/json"}, {"Access-Control-Allow-Origin", "*"}], mochijson2:encode(Data)}. + +html(Text, Input) -> + {400, [{"Content-Type", "text/html"}], + io_lib:format( + "<html><body><p>~n" ++ + "~s~n" ++ + "~p~n" ++ + "</body></html>~n", [Text, Input])}. + +-define(STATUSDB_TABLE, statusserver_statusdb). + +init_module() -> + create_statusdb(). + +create_statusdb() -> + case ets:info(?STATUSDB_TABLE) of + undefined -> + ok; + _ -> + ets:delete(?STATUSDB_TABLE) + end, + ets:new(?STATUSDB_TABLE, [set, public, named_table]). + +get_status() -> + [E || [E] <- ets:match(?STATUSDB_TABLE, '$1')]. + +set_status(Service, Source, Target, Variable, Status) -> + lager:info("status: ~p ~p ~p ~p ~p", [Service, Source, Target, Variable, Status]), + Timestamp = plop_compat:monotonic_time(millisecond), + true = ets:insert(?STATUSDB_TABLE, + {{Service, Source, Target, Variable}, Status, Timestamp}), + ok. diff --git a/statusserver/src/statusserver_app.erl b/statusserver/src/statusserver_app.erl new file mode 100644 index 0000000..2fd8b8d --- /dev/null +++ b/statusserver/src/statusserver_app.erl @@ -0,0 +1,13 @@ +%%% Copyright (c) 2017, NORDUnet A/S. +%%% See LICENSE for licensing information. + +-module(statusserver_app). +-behaviour(application). +-export([start/2, stop/1]). + +start(normal, Args) -> + statusserver:init_module(), + statusserver_sup:start_link(Args). + +stop(_State) -> + ok. diff --git a/statusserver/src/statusserver_sup.erl b/statusserver/src/statusserver_sup.erl new file mode 100644 index 0000000..5b0811a --- /dev/null +++ b/statusserver/src/statusserver_sup.erl @@ -0,0 +1,42 @@ +%%% Copyright (c) 2017, NORDUnet A/S. +%%% See LICENSE for licensing information. + +-module(statusserver_sup). +-behaviour(supervisor). + +-export([start_link/1, init/1]). + +start_link(_Args) -> + supervisor:start_link({local, ?MODULE}, ?MODULE, []). + +gen_http_config(Config, SSLOptions, SSLFlag) -> + {ChildName, IpAddress, Port, Module} = Config, + {ok, IPv4Address} = inet:parse_ipv4strict_address(IpAddress), + WebConfig = [{ip, IPv4Address}, + {port, Port}, + {ssl, SSLFlag}, + {acceptor_pool_size, + application:get_env(catlfish, http_server_pool_size, 16)}, + {ssl_opts, SSLOptions} + ], + {ChildName, + {catlfish_web, start, [WebConfig, Module, ChildName]}, + permanent, 5000, worker, dynamic}. + + +init([]) -> + SSLOptions = + [{certfile, application:get_env(plop, https_certfile, none)}, + {keyfile, application:get_env(plop, https_keyfile, none)}, + {cacertfile, application:get_env(plop, https_cacertfile, none)}], + Servers = + lists:map(fun (Config) -> + gen_http_config(Config, SSLOptions, true) + end, application:get_env(plop, https_servers, [])) ++ + lists:map(fun (Config) -> + gen_http_config(Config, SSLOptions, false) + end, application:get_env(plop, http_servers, [])), + lager:debug("Starting servers ~p", [Servers]), + {ok, + {{one_for_one, 3, 10}, + Servers}}. |