fix docker_deployer
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597fdbd958
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303856344e
@ -48,60 +48,25 @@ deploy(TaskId, ContainerDir, Params = #'ContainerDeployParams'{
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container_name = ContainerName,
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spec = #'ContainerSpec'{image = Image0}
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}) when is_integer(TaskId), is_list(ContainerDir) ->
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%% 尝试拉取镜像
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trace_log(TaskId, <<"info">>, <<"开始部署容器:"/utf8, ContainerName/binary>>),
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case docker_commands:check_container_exist(ContainerName) of
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true ->
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trace_log(TaskId, <<"info">>, <<"本地容器已经存在:"/utf8, ContainerName/binary>>),
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efka_task_reporter:close(TaskId, ?TASK_FAIL);
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false ->
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Image = normalize_image(Image0),
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trace_log(TaskId, <<"info">>, <<"使用镜像:"/utf8, Image/binary>>),
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PullResult = case docker_commands:check_image_exist(Image) of
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true ->
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trace_log(TaskId, <<"info">>, <<"镜像本地已存在:"/utf8, Image/binary>>),
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ok;
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false ->
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trace_log(TaskId, <<"info">>, <<"开始拉取镜像:"/utf8, Image/binary>>),
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CB = fun
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({message, M}) ->
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trace_log(TaskId, <<"info">>, M);
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({error, Error}) ->
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trace_log(TaskId, <<"error">>, Error)
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end,
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docker_commands:pull_image(Image, CB)
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end,
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case PullResult of
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ok ->
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trace_log(TaskId, <<"info">>, <<"开始创建容器: "/utf8, ContainerName/binary>>),
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case docker_commands:create_container(ContainerDir, Params) of
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{ok, ContainerId} ->
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%% 创建容器对应的配置文件
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ConfigFile = docker_helper:get_config_file(ContainerDir),
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case file:open(ConfigFile, [write, exclusive]) of
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{ok, FD} ->
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ok = file:write(FD, <<>>),
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file:close(FD);
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{error, Reason} ->
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Reason1 = list_to_binary(io_lib:format("~p", [Reason])),
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trace_log(TaskId, <<"notice">>, <<"创建配置文件失败: "/utf8, Reason1/binary>>)
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end,
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ShortContainerId = binary:part(ContainerId, 1, 12),
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try
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ok = ensure_container_absent(TaskId, ContainerName),
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{ok, _Image} = ensure_image_ready(TaskId, Image0),
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{ok, ContainerId} = create_container_and_config(TaskId, ContainerDir, Params),
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ShortContainerId = short_container_id(ContainerId),
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trace_log(TaskId, <<"info">>, <<"容器创建成功: "/utf8, ShortContainerId/binary>>),
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trace_log(TaskId, <<"info">>, <<"任务完成"/utf8>>),
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efka_task_reporter:close(TaskId, ?TASK_SUCCESS);
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{error, Reason} ->
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trace_log(TaskId, <<"error">>, <<"容器创建失败: "/utf8, Reason/binary>>),
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efka_task_reporter:close(TaskId, ?TASK_SUCCESS)
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catch
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throw:{deploy_error, Reason} ->
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trace_log(TaskId, <<"error">>, Reason),
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trace_log(TaskId, <<"error">>, <<"任务失败"/utf8>>),
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efka_task_reporter:close(TaskId, ?TASK_FAIL);
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Class:Reason:Stacktrace ->
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Error = iolist_to_binary(io_lib:format("deploy crashed: ~p:~p ~p", [Class, Reason, Stacktrace])),
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trace_log(TaskId, <<"error">>, Error),
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trace_log(TaskId, <<"error">>, <<"任务失败"/utf8>>),
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efka_task_reporter:close(TaskId, ?TASK_FAIL)
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end;
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{error, Reason} ->
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trace_log(TaskId, <<"error">>, <<"镜像拉取失败: "/utf8, Reason/binary>>),
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efka_task_reporter:close(TaskId, ?TASK_FAIL)
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end
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end.
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-spec normalize_image(binary()) -> binary().
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@ -119,3 +84,78 @@ trace_log(TaskId, Level, Msg) when is_integer(TaskId), is_binary(Level), is_bina
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efka_task_reporter:stream(TaskId, Level, Msg),
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Info = iolist_to_binary([<<"task_id=">>, integer_to_binary(TaskId), <<" ">>, Level, <<" ">>, Msg]),
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efka_logger:write(Info).
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-spec ensure_container_absent(TaskId :: integer(), ContainerName :: binary()) -> ok.
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ensure_container_absent(TaskId, ContainerName) when is_integer(TaskId), is_binary(ContainerName) ->
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trace_log(TaskId, <<"info">>, <<"开始创建容器: "/utf8, ContainerName/binary>>),
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ok.
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-spec ensure_image_ready(TaskId :: integer(), Image0 :: binary()) -> {ok, binary()}.
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ensure_image_ready(TaskId, Image0) when is_integer(TaskId), is_binary(Image0) ->
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Image = normalize_image(Image0),
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trace_log(TaskId, <<"info">>, <<"使用镜像:"/utf8, Image/binary>>),
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trace_log(TaskId, <<"info">>, <<"开始拉取镜像:"/utf8, Image/binary>>),
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CB = fun
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({message, M}) ->
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trace_log(TaskId, <<"info">>, M);
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({error, Error}) ->
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trace_log(TaskId, <<"error">>, Error)
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end,
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case docker_commands:pull_image(Image, CB) of
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ok ->
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{ok, Image};
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{error, Reason} when is_binary(Reason) ->
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throw({deploy_error, <<"镜像拉取失败: "/utf8, Reason/binary>>});
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{error, Reason} ->
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Error = iolist_to_binary(io_lib:format("镜像拉取失败: ~p", [Reason])),
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throw({deploy_error, Error})
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end.
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-spec create_container_and_config(TaskId :: integer(), ContainerDir :: string(), Params :: message_pb:'ContainerDeployParams'()) ->
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{ok, binary()}.
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create_container_and_config(TaskId, ContainerDir, Params)
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when is_integer(TaskId), is_list(ContainerDir), is_record(Params, 'ContainerDeployParams') ->
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case docker_commands:create_container(ContainerDir, Params) of
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{ok, ContainerId} ->
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ok = create_config_file(TaskId, ContainerDir),
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{ok, ContainerId};
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{error, Reason} when is_binary(Reason) ->
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throw({deploy_error, format_create_container_error(Reason)});
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{error, Reason} ->
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Error = iolist_to_binary(io_lib:format("容器创建失败: ~p", [Reason])),
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throw({deploy_error, Error})
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end.
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-spec create_config_file(TaskId :: integer(), ContainerDir :: string()) -> ok.
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create_config_file(TaskId, ContainerDir) when is_integer(TaskId), is_list(ContainerDir) ->
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ConfigFile = docker_helper:get_config_file(ContainerDir),
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case file:open(ConfigFile, [write, exclusive]) of
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{ok, FD} ->
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ok = file:write(FD, <<>>),
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file:close(FD),
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ok;
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{error, Reason} ->
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ReasonBin = list_to_binary(io_lib:format("~p", [Reason])),
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trace_log(TaskId, <<"notice">>, <<"创建配置文件失败: "/utf8, ReasonBin/binary>>),
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ok
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end.
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-spec format_create_container_error(binary()) -> binary().
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format_create_container_error(Reason) when is_binary(Reason) ->
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case is_container_already_exists_error(Reason) of
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true ->
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<<"本地容器已经存在"/utf8>>;
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false ->
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<<"容器创建失败: "/utf8, Reason/binary>>
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end.
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-spec is_container_already_exists_error(binary()) -> boolean().
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is_container_already_exists_error(Reason) when is_binary(Reason) ->
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binary:match(Reason, <<"is already in use by container">>) =/= nomatch orelse
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binary:match(Reason, <<"Conflict. The container name ">>) =/= nomatch.
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-spec short_container_id(binary()) -> binary().
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short_container_id(ContainerId) when is_binary(ContainerId), byte_size(ContainerId) >= 12 ->
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binary:part(ContainerId, 0, 12);
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short_container_id(ContainerId) when is_binary(ContainerId) ->
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ContainerId.
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