Merge branch 'develop' of github.com:icarus75/flukso into develop

This commit is contained in:
Bart Van Der Meerssche 2011-03-24 21:57:34 +01:00
commit 8e0f9f150f
11 changed files with 347 additions and 168 deletions

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@ -1 +1,2 @@
{["sensor"], flukso_sensor, []}.
{["sensor", sensor], flukso_sensor_xyz, []}.

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@ -6,6 +6,7 @@
flukso_app,
flukso_sup,
flukso_deps,
flukso_sensor,
flukso_sensor_xyz
]},
{registered, []},

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@ -1,10 +1,24 @@
%% @author author <author@example.com>
%% @copyright YYYY author.
%% @doc TEMPLATE.
%% @author Bart Van Der Meerssche <bart.vandermeerssche@flukso.net>
%% @copyright (C) 2009-2011 Bart Van Der Meerssche
%%%
%%% This program is free software: you can redistribute it and/or modify
%%% it under the terms of the GNU General Public License as published by
%%% the Free Software Foundation, either version 3 of the License, or
%%% (at your option) any later version.
%%%
%%% This program is distributed in the hope that it will be useful,
%%% but WITHOUT ANY WARRANTY; without even the implied warranty of
%%% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
%%% GNU General Public License for more details.
%%%
%%% You should have received a copy of the GNU General Public License
%%% along with this program. If not, see <http://www.gnu.org/licenses/>.
%%%
%% @doc Flukso module spec
-module(flukso).
-author('author <author@example.com>').
-author('Bart Van Der Meerssche <bart.vandermeerssche@flukso.net>').
-export([start/0, start_link/0, stop/0]).
ensure_started(App) ->
@ -16,7 +30,8 @@ ensure_started(App) ->
end.
mysql_prepare() ->
mysql:prepare(permissions, <<"SELECT permissions FROM logger_tokens WHERE meter = ? AND token = ?">>).
mysql:prepare(permissions, <<"SELECT permissions FROM logger_tokens WHERE meter = ? AND token = ?">>),
mysql:prepare(device_key, <<"SELECT sha FROM logger_devices WHERE device = ?">>).
%% @spec start_link() -> {ok,Pid::pid()}
%% @doc Starts the app for inclusion in a supervisor tree

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@ -1 +1,159 @@
%% @author Bart Van Der Meerssche <bart.vandermeerssche@flukso.net>
%% @copyright (C) 2009-2011 Bart Van Der Meerssche
%%%
%%% This program is free software: you can redistribute it and/or modify
%%% it under the terms of the GNU General Public License as published by
%%% the Free Software Foundation, either version 3 of the License, or
%%% (at your option) any later version.
%%%
%%% This program is distributed in the hope that it will be useful,
%%% but WITHOUT ANY WARRANTY; without even the implied warranty of
%%% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
%%% GNU General Public License for more details.
%%%
%%% You should have received a copy of the GNU General Public License
%%% along with this program. If not, see <http://www.gnu.org/licenses/>.
%%%
%% @doc Common record definitions and helper functions for the Flukso API.
-define(MINUTE, 60).
-define(QUARTER, 900).
-define(HOUR, 3600).
-define(DAY, 86400).
-define(WEEK, 604800).
-define(MONTH, 2419200).
-define(YEAR, 31536000).
-record(state,
{rrdSensor,
rrdStart,
rrdEnd,
rrdResolution,
rrdFactor,
token,
jsonpCallback}).
%% checks
check_version(Version) ->
case Version of
"1.0" -> {Version, true};
_ -> {false, false}
end.
check_version(undefined, undefined) ->
{false, false};
check_version(Version, undefined) ->
check_version(Version);
check_version(undefined, Version) ->
check_version(Version);
check_version(_, _) ->
{false, false}.
check_sensor(Sensor) ->
check_32hex(Sensor).
check_32hex(String) ->
case re:run(String, "[0-9a-f]+", []) of
{match, [{0,32}]} -> {String, true};
_ -> {false, false}
end.
check_time(undefined, undefined, _End, _Resolution) ->
{false, false, false, false};
check_time(Interval, undefined, undefined, undefined) ->
case default_resolution(Interval) of
false -> {false, false, false, false};
DefResolution -> check_time(Interval, undefined, undefined, DefResolution)
end;
check_time(Interval, undefined, undefined, Resolution) ->
Now = unix_time(),
case {time_to_seconds(Interval), time_to_seconds(Resolution)} of
{false, _} -> {false, false, false, false};
{_, false} -> {false, false, false, false};
{IntervalSec, ResolutionSec} ->
AlignedEnd = time_align(Now, ResolutionSec),
AlignedStart = AlignedEnd - IntervalSec,
{integer_to_list(AlignedStart), integer_to_list(AlignedEnd), integer_to_list(ResolutionSec), true}
end;
check_time(undefined, Start, undefined, Resolution) ->
check_time(undefined, Start, integer_to_list(unix_time()), Resolution);
check_time(undefined, Start, End, undefined) ->
check_time(undefined, Start, End, "minute");
check_time(undefined, Start, End, Resolution) ->
case {re:run(Start, "[0-9]+", []), re:run(End, "[0-9]+", []), time_to_seconds(Resolution)} of
{_, _, false} -> {false, false, false, false};
{{match, [{0,_}]}, {match, [{0,_}]}, ResolutionSec} ->
AlignedStart = time_align(list_to_integer(Start), ResolutionSec),
AlignedEnd = time_align(list_to_integer(End), ResolutionSec),
{integer_to_list(AlignedStart), integer_to_list(AlignedEnd), integer_to_list(ResolutionSec), true};
_ -> {false, false, false, false}
end;
check_time(_, _, _, _) ->
{false, false, false, false}.
check_unit(Unit) ->
Units = [{"watt", 3600},
{"kwhperyear", 31536},
{"eurperyear", 5676},
{"audperyear", 5991}],
case lists:keyfind(Unit, 1, Units) of
false -> {false, false};
{_Unit, RrdFactor} -> {RrdFactor, true}
end.
check_token(undefined, undefined) ->
{false, false};
check_token(Token, undefined) ->
check_32hex(Token);
check_token(undefined, Token) ->
check_32hex(Token);
check_token(_, _) ->
{false, false}.
check_jsonp_callback(undefined) ->
{undefined, true};
check_jsonp_callback(JsonpCallback) ->
Length = string:len(JsonpCallback),
case re:run(JsonpCallback, "[0-9a-zA-Z_]+", []) of
{match, [{0, Length}]} -> {JsonpCallback, true};
_ -> {false, false}
end.
%% helper functions
unix_time() ->
{Megaseconds, Seconds, _Microseconds} = erlang:now(),
Megaseconds*1000000 + Seconds.
time_align(Time, Resolution) ->
(Time div Resolution) * Resolution.
default_resolution(Interval) ->
DefResolutions = [{"15min", "minute"},
{"hour", "minute"},
{"day", "15min"},
{"week", "day"},
{"month", "day"},
{"year", "week"},
{"night", "day"}],
case lists:keyfind(Interval, 1, DefResolutions) of
false -> false;
{_Interval, Defresolution} -> Defresolution
end.
time_to_seconds(Time) ->
Times = [{"minute", ?MINUTE},
{"15min", ?QUARTER},
{"hour", ?HOUR},
{"day", ?DAY},
{"week", ?WEEK},
{"month", ?MONTH},
{"year", ?YEAR},
{"night", ?MONTH}],
case lists:keyfind(Time, 1, Times) of
false -> false;
{_Time, TimeSec} -> TimeSec
end.

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@ -1,10 +1,23 @@
%% @author author <author@example.com>
%% @copyright YYYY author.
%% @author Bart Van Der Meerssche <bart.vandermeerssche@flukso.net>
%% @copyright (C) 2009-2011 Bart Van Der Meerssche
%%%
%%% This program is free software: you can redistribute it and/or modify
%%% it under the terms of the GNU General Public License as published by
%%% the Free Software Foundation, either version 3 of the License, or
%%% (at your option) any later version.
%%%
%%% This program is distributed in the hope that it will be useful,
%%% but WITHOUT ANY WARRANTY; without even the implied warranty of
%%% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
%%% GNU General Public License for more details.
%%%
%%% You should have received a copy of the GNU General Public License
%%% along with this program. If not, see <http://www.gnu.org/licenses/>.
%%%
%% @doc Callbacks for the flukso application.
-module(flukso_app).
-author('author <author@example.com>').
-author('Bart Van Der Meerssche <bart.vandermeerssche@flukso.net>').
-behaviour(application).
-export([start/2,stop/1]).

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@ -1,12 +1,25 @@
%% @author author <author@example.com>
%% @copyright YYYY author.
%% @author Bart Van Der Meerssche <bart.vandermeerssche@flukso.net>
%% @copyright (C) 2009-2011 Bart Van Der Meerssche
%%%
%%% This program is free software: you can redistribute it and/or modify
%%% it under the terms of the GNU General Public License as published by
%%% the Free Software Foundation, either version 3 of the License, or
%%% (at your option) any later version.
%%%
%%% This program is distributed in the hope that it will be useful,
%%% but WITHOUT ANY WARRANTY; without even the implied warranty of
%%% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
%%% GNU General Public License for more details.
%%%
%%% You should have received a copy of the GNU General Public License
%%% along with this program. If not, see <http://www.gnu.org/licenses/>.
%%%
%% @doc Ensure that the relatively-installed dependencies are on the code
%% loading path, and locate resources relative
%% to this application's path.
-module(flukso_deps).
-author('author <author@example.com>').
-author('Bart Van Der Meerssche <bart.vandermeerssche@flukso.net>').
-export([ensure/0, ensure/1]).
-export([get_base_dir/0, get_base_dir/1]).

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@ -0,0 +1,91 @@
%% @author Bart Van Der Meerssche <bart.vandermeerssche@flukso.net>
%% @copyright (C) 2009-2011 Bart Van Der Meerssche
%%%
%%% This program is free software: you can redistribute it and/or modify
%%% it under the terms of the GNU General Public License as published by
%%% the Free Software Foundation, either version 3 of the License, or
%%% (at your option) any later version.
%%%
%%% This program is distributed in the hope that it will be useful,
%%% but WITHOUT ANY WARRANTY; without even the implied warranty of
%%% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
%%% GNU General Public License for more details.
%%%
%%% You should have received a copy of the GNU General Public License
%%% along with this program. If not, see <http://www.gnu.org/licenses/>.
%%%
%% @doc Flukso API: /sensor resource specification
-module(flukso_sensor).
-author('Bart Van Der Meerssche <bart.vandermeerssche@flukso.net>').
-export([init/1,
allowed_methods/2,
malformed_request/2,
is_authorized/2,
process_post/2]).
-include_lib("webmachine/include/webmachine.hrl").
-include("flukso.hrl").
init([]) ->
{ok, undefined}.
% debugging
%init(Config) ->
% {{trace, "/tmp"}, Config}.
allowed_methods(ReqData, State) ->
{['POST'], ReqData, State}.
malformed_request(ReqData, State) ->
{_Version, ValidVersion} = check_version(wrq:get_req_header("X-Version", ReqData)),
{_Device, ValidDevice} = check_32hex(wrq:get_req_header("X-Device", ReqData)),
{_Digest, ValidDigest} = check_32hex(wrq:get_req_header("X-Digest", ReqData)),
{case {ValidVersion, ValidDevice, ValidDigest} of
{true, true, true} -> false;
_ -> true
end,
ReqData, State}.
is_authorized(ReqData, State) ->
{data, Result} = mysql:execute(pool, device_key, [wrq:get_req_header("X-Device", ReqData)]),
[[Key]] = mysql:get_result_rows(Result),
Data = wrq:req_body(ReqData),
<<X:160/big-unsigned-integer>> = crypto:sha_mac(Key, Data),
Digest = list_to_binary(io_lib:format("~40.16.0b", [X])),
{case list_to_binary(wrq:get_req_header("X-Digest", ReqData)) of
Digest -> true;
_WrongDigest -> "access refused"
end,
ReqData, State}.
% JSON: {"measurements":{"<sensor1>":[[<ts11>,<value11>],...,[<ts1m>,<value1m>]],
% ...,
% "<sensorn>":[[<tsn1>,<valuen1>],...,[<tsnm>,<valuenm>]]}}
%
% Mochijson2: {struct,[{<<"measurements">>, {struct, [{<<"<sensor1>">>, [[<ts11>,<value11>],...,[<ts1m>,<value1m>]]},
% ...,
% {<<"<sensorn>">>, [[<tsn1>,<valuen1>],...,[<tsnm>,<valuenm>]]}]}}]}
%
process_post(ReqData, State) ->
{struct, JsonData} = mochijson2:decode(wrq:req_body(ReqData)),
{struct, Measurements} = proplists:get_value(<<"measurements">>, JsonData),
Ids = proplists:get_keys(Measurements),
RrdResponse = [update_rrd(RrdSensor, proplists:get_value(RrdSensor, Measurements)) || RrdSensor <- Ids],
JsonResponse = mochijson2:encode({struct, [{<<"response">>, {struct, RrdResponse}}]}),
{true , wrq:set_resp_body(JsonResponse, ReqData), State}.
update_rrd(RrdSensor, TimeSeries) ->
Path = "var/data/base/",
RrdData = [[integer_to_list(Time), ":", integer_to_list(Counter), " "] || [Time, Counter] <- TimeSeries],
%debugging: io:format("~s~n", [[Path, [binary_to_list(RrdSensor)|".rrd"], " ", RrdData]]),
case erlrrd:update([Path, [binary_to_list(RrdSensor)|".rrd"], " ", RrdData]) of
{ok, _RrdResponse} -> {RrdSensor, <<"ok">>};
{error, RrdResponse} -> {RrdSensor, list_to_binary(RrdResponse)}
end.

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@ -1,8 +1,24 @@
%% @author icarus75 <bart.vandermeerssche@flukso.net>
%% @copyright 2009-2010 flukso.net
%% @doc Flukso webmachine_resource.
%% @author Bart Van Der Meerssche <bart.vandermeerssche@flukso.net>
%% @copyright (C) 2009-2011 Bart Van Der Meerssche
%%%
%%% This program is free software: you can redistribute it and/or modify
%%% it under the terms of the GNU General Public License as published by
%%% the Free Software Foundation, either version 3 of the License, or
%%% (at your option) any later version.
%%%
%%% This program is distributed in the hope that it will be useful,
%%% but WITHOUT ANY WARRANTY; without even the implied warranty of
%%% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
%%% GNU General Public License for more details.
%%%
%%% You should have received a copy of the GNU General Public License
%%% along with this program. If not, see <http://www.gnu.org/licenses/>.
%%%
%% @doc Flukso API: /sensor/xyz resource specification
-module(flukso_sensor_xyz).
-author('Bart Van Der Meerssche <bart.vandermeerssche@flukso.net>').
-export([init/1,
allowed_methods/2,
malformed_request/2,
@ -12,15 +28,7 @@
process_post/2]).
-include_lib("webmachine/include/webmachine.hrl").
-record(state,
{rrdSensor,
rrdStart,
rrdEnd,
rrdResolution,
rrdFactor,
token,
jsonpCallback}).
-include("flukso.hrl").
init([]) ->
{ok, undefined}.
@ -118,138 +126,4 @@ to_json(ReqData, #state{rrdSensor = RrdSensor, rrdStart = RrdStart, rrdEnd = Rrd
end.
process_post(ReqData, #state{rrdSensor = RrdSensor} = State) ->
Path = "var/data/base/",
{struct, JsonData} = mochijson2:decode(wrq:req_body(ReqData)),
Measurements = proplists:get_value(<<"measurements">>, JsonData),
RrdData = [[integer_to_list(Time), ":", integer_to_list(Counter), " "] || [Time, Counter] <- Measurements],
%debugging: io:format("~s~n", [[Path, [RrdSensor|".rrd"], " ", RrdData]]),
case erlrrd:update([Path, [RrdSensor|".rrd"], " ", RrdData]) of
{ok, _RrdResponse} -> RrdResponse = "ok";
{error, RrdResponse} -> true
end,
JsonResponse = mochijson2:encode({struct, [{<<"response">>, list_to_binary(RrdResponse)}]}),
{true , wrq:set_resp_body(JsonResponse, ReqData), State}.
%% checks
check_version(undefined, undefined) ->
{false, false};
check_version(Version, undefined) ->
case Version of
"1.0" -> {Version, true};
_ -> {false, false}
end;
check_version(undefined, Version) ->
check_version(Version, undefined);
check_version(_, _) ->
{false, false}.
check_sensor(Sensor) ->
case re:run(Sensor, "[0-9a-f]+", []) of
{match, [{0,32}]} -> {Sensor, true};
_ -> {false, false}
end.
check_time(undefined, undefined, _End, _Resolution) ->
{false, false, false, false};
check_time(Interval, undefined, undefined, undefined) ->
case default_resolution(Interval) of
false -> {false, false, false, false};
DefResolution -> check_time(Interval, undefined, undefined, DefResolution)
end;
check_time(Interval, undefined, undefined, Resolution) ->
Now = unix_time(),
case {time_to_seconds(Interval), time_to_seconds(Resolution)} of
{false, _} -> {false, false, false, false};
{_, false} -> {false, false, false, false};
{IntervalSec, ResolutionSec} ->
AlignedEnd = time_align(Now, ResolutionSec),
AlignedStart = AlignedEnd - IntervalSec,
{integer_to_list(AlignedStart), integer_to_list(AlignedEnd), integer_to_list(ResolutionSec), true}
end;
check_time(undefined, Start, undefined, Resolution) ->
check_time(undefined, Start, integer_to_list(unix_time()), Resolution);
check_time(undefined, Start, End, undefined) ->
check_time(undefined, Start, End, "minute");
check_time(undefined, Start, End, Resolution) ->
case {re:run(Start, "[0-9]+", []), re:run(End, "[0-9]+", []), time_to_seconds(Resolution)} of
{_, _, false} -> {false, false, false, false};
{{match, [{0,_}]}, {match, [{0,_}]}, ResolutionSec} ->
AlignedStart = time_align(list_to_integer(Start), ResolutionSec),
AlignedEnd = time_align(list_to_integer(End), ResolutionSec),
{integer_to_list(AlignedStart), integer_to_list(AlignedEnd), integer_to_list(ResolutionSec), true};
_ -> {false, false, false, false}
end;
check_time(_, _, _, _) ->
{false, false, false, false}.
check_unit(Unit) ->
Units = [{"watt", 3600},
{"kwhperyear", 31536},
{"eurperyear", 5676},
{"audperyear", 5991}],
case lists:keyfind(Unit, 1, Units) of
false -> {false, false};
{_Unit, RrdFactor} -> {RrdFactor, true}
end.
check_token(undefined, undefined) ->
{false, false};
check_token(Token, undefined) ->
check_sensor(Token);
check_token(undefined, Token) ->
check_sensor(Token);
check_token(_, _) ->
{false, false}.
check_jsonp_callback(undefined) ->
{undefined, true};
check_jsonp_callback(JsonpCallback) ->
Length = string:len(JsonpCallback),
case re:run(JsonpCallback, "[0-9a-zA-Z_]+", []) of
{match, [{0, Length}]} -> {JsonpCallback, true};
_ -> {false, false}
end.
%% helper functions
unix_time() ->
{Megaseconds, Seconds, _Microseconds} = erlang:now(),
Megaseconds*1000000 + Seconds.
time_align(Time, Resolution) ->
(Time div Resolution) * Resolution.
default_resolution(Interval) ->
DefResolutions = [{"15min", "minute"},
{"hour", "minute"},
{"day", "15min"},
{"week", "day"},
{"month", "day"},
{"year", "week"},
{"night", "day"}],
case lists:keyfind(Interval, 1, DefResolutions) of
false -> false;
{_Interval, Defresolution} -> Defresolution
end.
time_to_seconds(Time) ->
Times = [{"minute", 60},
{"15min", 900},
{"hour", 3600},
{"day", 86400},
{"week", 604800},
{"month", 2419200},
{"year", 31536000},
{"night", 2419200}],
case lists:keyfind(Time, 1, Times) of
false -> false;
{_Time, TimeSec} -> TimeSec
end.
{true , ReqData, State}.

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@ -1,10 +1,23 @@
%% @author author <author@example.com>
%% @copyright YYYY author.
%% @doc Supervisor for the flukso application.
%% @author Bart Van Der Meerssche <bart.vandermeerssche@flukso.net>
%% @copyright (C) 2009-2011 Bart Van Der Meerssche
%%%
%%% This program is free software: you can redistribute it and/or modify
%%% it under the terms of the GNU General Public License as published by
%%% the Free Software Foundation, either version 3 of the License, or
%%% (at your option) any later version.
%%%
%%% This program is distributed in the hope that it will be useful,
%%% but WITHOUT ANY WARRANTY; without even the implied warranty of
%%% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
%%% GNU General Public License for more details.
%%%
%%% You should have received a copy of the GNU General Public License
%%% along with this program. If not, see <http://www.gnu.org/licenses/>.
%%%
%% @doc Supervisor for the flukso application.
-module(flukso_sup).
-author('author <author@example.com>').
-author('Bart Van Der Meerssche <bart.vandermeerssche@flukso.net>').
-behaviour(supervisor).

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@ -319,7 +319,7 @@ function _logger_dashboard($type, $function, $interval) {
WHERE uid = %d AND type = '%s' AND function = '%s'
ORDER BY created", $user->uid, $type, $function));
if (in_array('pro', array_values($user->roles)))
if (is_array($user->roles) && in_array('pro', array_values($user->roles)))
$result_me = db_query("SELECT meter, function
FROM {logger_meters}
WHERE uid = %d AND type = '%s' and chart = %d

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@ -155,7 +155,7 @@ function _logger_authenticate_hmac_sha1($auth, $message) {
return TRUE;
}
else {
watchdog_xmlrpc('logger.auth', 'HMAC-SHA1 authentication failed for device: %device', array('%device' => $auth['device']), WATCHDOG_ERROR);
// watchdog_xmlrpc('logger.auth', 'HMAC-SHA1 authentication failed for device: %device', array('%device' => $auth['device']), WATCHDOG_ERROR);
return FALSE;
}
}