fix host
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f6cad35967
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@ -17,14 +17,9 @@
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get_all_devices() ->
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mysql_pool:get_all(mysql_iot, <<"SELECT * FROM device WHERE device_uuid != ''">>).
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-spec get_host_devices(HostId :: integer()) -> {ok, Devices :: [binary()]} | {error, Reason::any()}.
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-spec get_host_devices(HostId :: integer()) -> {ok, Devices :: [map()]} | {error, Reason::any()}.
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get_host_devices(HostId) when is_integer(HostId) ->
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case mysql_pool:get_all(mysql_iot, <<"SELECT device_uuid FROM device WHERE host_id = ? AND device_uuid != ''">>, [HostId]) of
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{ok, Devices} ->
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{ok, lists:map(fun(#{<<"device_uuid">> := DeviceUUID}) -> DeviceUUID end, Devices)};
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{error, Reason} ->
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{error, Reason}
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end.
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mysql_pool:get_all(mysql_iot, <<"SELECT device_uuid FROM device WHERE host_id = ? AND device_uuid != ''">>, [HostId]).
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-spec get_device_by_uuid(DeviceUUID :: binary()) -> {ok, DeviceInfo :: map()} | undefined.
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get_device_by_uuid(DeviceUUID) when is_binary(DeviceUUID) ->
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@ -30,7 +30,7 @@
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%%% API
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%%%===================================================================
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-spec new(DeviceUUID :: binary()) -> error | {ok, Device :: #device{}}.
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-spec new(DeviceInfo :: binary() | map()) -> error | {ok, Device :: #device{}}.
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new(DeviceUUID) when is_binary(DeviceUUID) ->
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case device_bo:get_device_by_uuid(DeviceUUID) of
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{ok, #{<<"device_uuid">> := DeviceUUID, <<"authorize_status">> := AuthorizeStatus, <<"status">> := Status}} ->
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@ -38,7 +38,9 @@ new(DeviceUUID) when is_binary(DeviceUUID) ->
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undefined ->
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lager:warning("[iot_device] device uuid: ~p, loaded from mysql failed", [DeviceUUID]),
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error
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end.
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end;
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new(#{<<"device_uuid">> := DeviceUUID, <<"authorize_status">> := AuthorizeStatus, <<"status">> := Status}) ->
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{ok, #device{device_uuid = DeviceUUID, status = Status, auth_state = auth_state(AuthorizeStatus)}}.
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-spec is_activated(Device :: #device{}) -> boolean().
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is_activated(#device{auth_state = AuthState}) ->
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@ -185,15 +185,15 @@ init([UUID]) ->
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end,
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%% 加载设备信息
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{ok, DeviceItems} = device_bo:get_host_devices(HostId),
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Devices = lists:flatmap(fun(DeviceUUID) ->
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case iot_device:new(DeviceUUID) of
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{ok, DeviceInfos} = device_bo:get_host_devices(HostId),
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Devices = lists:filtermap(fun(DeviceInfo = #{<<"device_uuid">> := DeviceUUID}) ->
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case iot_device:new(DeviceInfo) of
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error ->
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[];
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false;
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{ok, Device} ->
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[{DeviceUUID, Device}]
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{true, {DeviceUUID, Device}}
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end
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end, DeviceItems),
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end, DeviceInfos),
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{ok, StateName, #state{host_id = HostId, uuid = UUID, device_map = maps:from_list(Devices), has_session = false}};
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undefined ->
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26
todo_docs/todo.md
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26
todo_docs/todo.md
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@ -0,0 +1,26 @@
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## 整体架构
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## 通讯模式
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1. 微服务(tcp + json) => efka(ssl + protobuf) => iot
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2. ssl的加解密通过nginx反向代理实现, 利用nginx提交数据的加解密效率
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## 数据模式
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## 已完成
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1. 微服务的部署/启动/停止功能
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2. 微服务和efka之间基于tcp的通讯逻辑规范已经形成
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3. 云服务离线的时候,efka对微服务产生的文件的缓存逻辑已经实现
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4. 微服务部署的日志相关的逻辑,管理后台可以通过taskId获取部署的所有相关日志
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## 待完成
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1. 微服务和efka之间增加基于websocket的通讯 + json的格式, => 基于文档可以不用为微服务提供sdk
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2. 多租户
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## 实现修改
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1. 将配置项目和采集项目合并成一个配置项目,并通过json格式管理
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2. 数据传输中需要对通过aes加密,修改为在链接层面全部数据加密传输(基于efka端基于ssl,云端基于nginx反向代理)
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3. 取消对数据上传中数据格式的限制,整个数据链路中对数据的约束为二进制格式;这样可以兼容所有的数据类型(efka,iot其实不关心数据负载;只负责转发和路由)
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4. todo 微服务启动的时候通过 register方法建立到efka的关联;返回的时候直接将 config_json 返回;避免服务启动时需要手动获取
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## 新增加
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1. pub/sub机制,微服务可以通过topic监听自己关注的消息(将一对一和一对多的消息机制统一)
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2. 增加了endpoint,支持将数据路由到http|kafka|mqtt; 增加路由机制,数据上报的时候通过route_key路由到对应的endpoint
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