| <!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="Source of the Rust file `services/execution/enclave/src/service.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>service.rs - source</title><link rel="preload" as="font" type="font/woff2" crossorigin href="../../SourceSerif4-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../FiraSans-Regular.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../FiraSans-Medium.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../SourceCodePro-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../SourceSerif4-Bold.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../SourceCodePro-Semibold.ttf.woff2"><link rel="stylesheet" href="../../normalize.css"><link rel="stylesheet" href="../../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" href="../../ayu.css" disabled><link rel="stylesheet" href="../../dark.css" disabled><link rel="stylesheet" href="../../light.css" id="themeStyle"><script id="default-settings" ></script><script src="../../storage.js"></script><script defer src="../../source-script.js"></script><script defer src="../../source-files.js"></script><script defer src="../../main.js"></script><noscript><link rel="stylesheet" href="../../noscript.css"></noscript><link rel="alternate icon" type="image/png" href="../../favicon-16x16.png"><link rel="alternate icon" type="image/png" href="../../favicon-32x32.png"><link rel="icon" type="image/svg+xml" href="../../favicon.svg"></head><body class="rustdoc source"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"><a class="sidebar-logo" href="../../teaclave_execution_service_enclave/index.html"><div class="logo-container"><img class="rust-logo" src="../../rust-logo.svg" alt="logo"></div></a></nav><main><div class="width-limiter"><nav class="sub"><a class="sub-logo-container" href="../../teaclave_execution_service_enclave/index.html"><img class="rust-logo" src="../../rust-logo.svg" alt="logo"></a><form class="search-form"><div class="search-container"><span></span><input class="search-input" name="search" autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"><div id="help-button" title="help" tabindex="-1"><a href="../../help.html">?</a></div><div id="settings-menu" tabindex="-1"><a href="../../settings.html" title="settings"><img width="22" height="22" alt="Change settings" src="../../wheel.svg"></a></div></div></form></nav><section id="main-content" class="content"><div class="example-wrap"><pre class="src-line-numbers"><span id="1">1</span> |
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| </pre><pre class="rust"><code><span class="comment">// Licensed to the Apache Software Foundation (ASF) under one |
| // or more contributor license agreements. See the NOTICE file |
| // distributed with this work for additional information |
| // regarding copyright ownership. The ASF licenses this file |
| // to you under the Apache License, Version 2.0 (the |
| // "License"); you may not use this file except in compliance |
| // with the License. You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, |
| // software distributed under the License is distributed on an |
| // "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| // KIND, either express or implied. See the License for the |
| // specific language governing permissions and limitations |
| // under the License. |
| |
| </span><span class="kw">use </span>std::collections::HashMap; |
| <span class="kw">use </span>std::path::{Path, PathBuf}; |
| <span class="kw">use </span>std::sync::mpsc; |
| <span class="kw">use </span>std::sync::{Arc, Mutex}; |
| <span class="kw">use </span>std::thread; |
| |
| <span class="kw">use </span><span class="kw">crate</span>::task_file_manager::TaskFileManager; |
| <span class="kw">use </span>teaclave_proto::teaclave_common::{ExecutorCommand, ExecutorStatus}; |
| <span class="kw">use </span>teaclave_proto::teaclave_scheduler_service::<span class="kw-2">*</span>; |
| <span class="kw">use </span>teaclave_rpc::transport::{channel::Endpoint, Channel}; |
| <span class="kw">use </span>teaclave_types::<span class="kw-2">*</span>; |
| <span class="kw">use </span>teaclave_worker::Worker; |
| |
| <span class="kw">use </span>anyhow::Result; |
| <span class="kw">use </span>uuid::Uuid; |
| |
| <span class="kw">static </span>WORKER_BASE_DIR: <span class="kw-2">&</span>str = <span class="string">"/tmp/teaclave_agent/"</span>; |
| |
| <span class="attribute">#[derive(Clone)] |
| </span><span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">struct </span>TeaclaveExecutionService { |
| <span class="attribute">#[allow(dead_code)] |
| </span>worker: Arc<Worker>, |
| scheduler_client: TeaclaveSchedulerClient<Channel>, |
| fusion_base: PathBuf, |
| id: Uuid, |
| status: ExecutorStatus, |
| } |
| |
| <span class="kw">impl </span>TeaclaveExecutionService { |
| <span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">async fn </span>new( |
| scheduler_service_endpoint: Endpoint, |
| fusion_base: <span class="kw">impl </span>AsRef<Path>, |
| ) -> <span class="prelude-ty">Result</span><<span class="self">Self</span>> { |
| <span class="kw">let </span>channel = scheduler_service_endpoint.connect().<span class="kw">await</span><span class="question-mark">?</span>; |
| <span class="kw">let </span>scheduler_client = TeaclaveSchedulerClient::new(channel); |
| |
| <span class="prelude-val">Ok</span>(TeaclaveExecutionService { |
| worker: Arc::new(Worker::default()), |
| scheduler_client, |
| fusion_base: fusion_base.as_ref().to_owned(), |
| id: Uuid::new_v4(), |
| status: ExecutorStatus::Idle, |
| }) |
| } |
| |
| <span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">async fn </span>start(<span class="kw-2">&mut </span><span class="self">self</span>) -> <span class="prelude-ty">Result</span><()> { |
| <span class="kw">let </span>(tx, rx) = mpsc::channel(); |
| <span class="kw">let </span><span class="kw-2">mut </span>current_task: Arc<<span class="prelude-ty">Option</span><StagedTask>> = Arc::new(<span class="prelude-val">None</span>); |
| <span class="kw">let </span><span class="kw-2">mut </span>task_handle: <span class="prelude-ty">Option</span><thread::JoinHandle<()>> = <span class="prelude-val">None</span>; |
| |
| <span class="kw">loop </span>{ |
| std::thread::sleep(std::time::Duration::from_secs(<span class="number">3</span>)); |
| |
| <span class="kw">match </span><span class="self">self</span>.heartbeat().<span class="kw">await </span>{ |
| <span class="prelude-val">Ok</span>(ExecutorCommand::Stop) => { |
| <span class="macro">log::info!</span>(<span class="string">"Executor {} is stopped"</span>, <span class="self">self</span>.id); |
| <span class="kw">return </span><span class="prelude-val">Err</span>(<span class="macro">anyhow::anyhow!</span>(<span class="string">"EnclaveForceTermination"</span>)); |
| } |
| <span class="prelude-val">Ok</span>(ExecutorCommand::NewTask) <span class="kw">if </span><span class="self">self</span>.status == ExecutorStatus::Idle => { |
| <span class="kw">match </span><span class="self">self</span>.pull_task().<span class="kw">await </span>{ |
| <span class="prelude-val">Ok</span>(task) => { |
| <span class="self">self</span>.status = ExecutorStatus::Executing; |
| <span class="self">self</span>.update_task_status(<span class="kw-2">&</span>task.task_id, TaskStatus::Running) |
| .<span class="kw">await</span><span class="question-mark">?</span>; |
| <span class="kw">let </span>tx_task = tx.clone(); |
| <span class="kw">let </span>fusion_base = <span class="self">self</span>.fusion_base.clone(); |
| current_task = Arc::new(<span class="prelude-val">Some</span>(task)); |
| <span class="kw">let </span>task_copy = current_task.clone(); |
| <span class="kw">let </span>handle = thread::spawn(<span class="kw">move </span>|| { |
| <span class="kw">let </span>result = |
| invoke_task(task_copy.as_ref().as_ref().unwrap(), <span class="kw-2">&</span>fusion_base); |
| tx_task.send(result).unwrap(); |
| }); |
| task_handle = <span class="prelude-val">Some</span>(handle); |
| } |
| <span class="prelude-val">Err</span>(e) => { |
| <span class="macro">log::error!</span>(<span class="string">"Executor {} failed to pull task: {}"</span>, <span class="self">self</span>.id, e); |
| } |
| }; |
| } |
| <span class="prelude-val">Err</span>(e) => { |
| <span class="macro">log::error!</span>(<span class="string">"Executor {} failed to heartbeat: {}"</span>, <span class="self">self</span>.id, e); |
| <span class="kw">return </span><span class="prelude-val">Err</span>(e); |
| } |
| <span class="kw">_ </span>=> {} |
| } |
| |
| <span class="kw">match </span>rx.try_recv() { |
| <span class="prelude-val">Ok</span>(result) => { |
| <span class="kw">let </span>task_unwrapped = current_task.as_ref().as_ref().unwrap(); |
| <span class="kw">match </span>result { |
| <span class="prelude-val">Ok</span>(<span class="kw">_</span>) => <span class="macro">log::debug!</span>( |
| <span class="string">"InvokeTask: {:?}, {:?}, success"</span>, |
| task_unwrapped.task_id, |
| task_unwrapped.function_id |
| ), |
| <span class="prelude-val">Err</span>(<span class="kw">_</span>) => <span class="macro">log::debug!</span>( |
| <span class="string">"InvokeTask: {:?}, {:?}, failure"</span>, |
| task_unwrapped.task_id, |
| task_unwrapped.function_id |
| ), |
| } |
| <span class="macro">log::debug!</span>(<span class="string">"InvokeTask result: {:?}"</span>, result); |
| <span class="kw">let </span>task_copy = current_task.clone(); |
| <span class="kw">match </span><span class="self">self |
| </span>.update_task_result(<span class="kw-2">&</span>task_copy.as_ref().as_ref().unwrap().task_id, result) |
| .<span class="kw">await |
| </span>{ |
| <span class="prelude-val">Ok</span>(<span class="kw">_</span>) => (), |
| <span class="prelude-val">Err</span>(e) => { |
| <span class="macro">log::error!</span>(<span class="string">"UpdateResult Error: {:?}"</span>, e); |
| <span class="kw">continue</span>; |
| } |
| } |
| current_task = Arc::new(<span class="prelude-val">None</span>); |
| task_handle.unwrap().join().unwrap(); |
| task_handle = <span class="prelude-val">None</span>; |
| <span class="self">self</span>.status = ExecutorStatus::Idle; |
| } |
| <span class="prelude-val">Err</span>(mpsc::TryRecvError::Disconnected) => { |
| <span class="macro">log::error!</span>( |
| <span class="string">"Executor {} failed to receive, sender disconnected"</span>, |
| <span class="self">self</span>.id |
| ); |
| } |
| <span class="comment">// received nothing |
| </span><span class="prelude-val">Err</span>(<span class="kw">_</span>) => {} |
| } |
| } |
| } |
| |
| <span class="kw">async fn </span>pull_task(<span class="kw-2">&mut </span><span class="self">self</span>) -> <span class="prelude-ty">Result</span><StagedTask> { |
| <span class="kw">let </span>request = PullTaskRequest { |
| executor_id: <span class="self">self</span>.id.to_string(), |
| }; |
| <span class="kw">let </span>response = <span class="self">self</span>.scheduler_client.pull_task(request).<span class="kw">await</span><span class="question-mark">?</span>.into_inner(); |
| |
| <span class="macro">log::debug!</span>(<span class="string">"pull_stask response: {:?}"</span>, response); |
| <span class="kw">let </span>staged_task = StagedTask::from_slice(<span class="kw-2">&</span>response.staged_task)<span class="question-mark">?</span>; |
| <span class="prelude-val">Ok</span>(staged_task) |
| } |
| |
| <span class="kw">async fn </span>heartbeat(<span class="kw-2">&mut </span><span class="self">self</span>) -> <span class="prelude-ty">Result</span><ExecutorCommand> { |
| <span class="kw">let </span>request = HeartbeatRequest::new(<span class="self">self</span>.id, <span class="self">self</span>.status); |
| <span class="kw">let </span>response = <span class="self">self</span>.scheduler_client.heartbeat(request).<span class="kw">await</span><span class="question-mark">?</span>.into_inner(); |
| |
| <span class="macro">log::debug!</span>(<span class="string">"heartbeat_with_result response: {:?}"</span>, response); |
| response.command.try_into() |
| } |
| |
| <span class="kw">async fn </span>update_task_result( |
| <span class="kw-2">&mut </span><span class="self">self</span>, |
| task_id: <span class="kw-2">&</span>Uuid, |
| task_result: <span class="prelude-ty">Result</span><TaskOutputs>, |
| ) -> <span class="prelude-ty">Result</span><()> { |
| <span class="kw">let </span>request = UpdateTaskResultRequest::new(<span class="kw-2">*</span>task_id, task_result); |
| |
| <span class="kw">let </span>_response = <span class="self">self</span>.scheduler_client.update_task_result(request).<span class="kw">await</span><span class="question-mark">?</span>; |
| |
| <span class="prelude-val">Ok</span>(()) |
| } |
| |
| <span class="kw">async fn </span>update_task_status(<span class="kw-2">&mut </span><span class="self">self</span>, task_id: <span class="kw-2">&</span>Uuid, task_status: TaskStatus) -> <span class="prelude-ty">Result</span><()> { |
| <span class="kw">let </span>request = UpdateTaskStatusRequest::new(task_id.to_owned(), task_status); |
| <span class="kw">let </span>_response = <span class="self">self</span>.scheduler_client.update_task_status(request).<span class="kw">await</span><span class="question-mark">?</span>; |
| |
| <span class="prelude-val">Ok</span>(()) |
| } |
| } |
| |
| <span class="kw">fn </span>invoke_task(task: <span class="kw-2">&</span>StagedTask, fusion_base: <span class="kw-2">&</span>PathBuf) -> <span class="prelude-ty">Result</span><TaskOutputs> { |
| <span class="kw">let </span>save_log = task |
| .function_arguments |
| .get(<span class="string">"save_log"</span>) |
| .ok() |
| .and_then(|v| v.as_str().and_then(|s| s.parse().ok())) |
| .unwrap_or(<span class="bool-val">false</span>); |
| <span class="kw">let </span>log_arc = Arc::new(Mutex::new(Vec::<String>::new())); |
| |
| <span class="kw">if </span>save_log { |
| <span class="kw">let </span>log_arc = Arc::into_raw(log_arc.clone()); |
| <span class="macro">log::info!</span>(buffer = log_arc.expose_addr(); <span class="string">""</span>); |
| } |
| |
| <span class="kw">let </span>file_mgr = TaskFileManager::new( |
| WORKER_BASE_DIR, |
| fusion_base, |
| <span class="kw-2">&</span>task.task_id, |
| <span class="kw-2">&</span>task.input_data, |
| <span class="kw-2">&</span>task.output_data, |
| )<span class="question-mark">?</span>; |
| <span class="kw">let </span>invocation = prepare_task(task, <span class="kw-2">&</span>file_mgr)<span class="question-mark">?</span>; |
| |
| <span class="macro">log::debug!</span>(<span class="string">"Invoke function: {:?}"</span>, invocation); |
| <span class="kw">let </span>worker = Worker::default(); |
| <span class="kw">let </span>summary = worker.invoke_function(invocation)<span class="question-mark">?</span>; |
| |
| <span class="kw">let </span>outputs_tag = finalize_task(<span class="kw-2">&</span>file_mgr)<span class="question-mark">?</span>; |
| <span class="kw">if </span>save_log { |
| <span class="macro">log::info!</span>(buffer = <span class="number">0</span>; <span class="string">""</span>); |
| } |
| |
| <span class="kw">let </span>log = Arc::try_unwrap(log_arc) |
| .map_err(|<span class="kw">_</span>| <span class="macro">anyhow::anyhow!</span>(<span class="string">"log buffer is referenced more than once"</span>))<span class="question-mark">? |
| </span>.into_inner()<span class="question-mark">?</span>; |
| <span class="kw">let </span>task_outputs = TaskOutputs::new(summary.as_bytes(), outputs_tag, log); |
| |
| <span class="prelude-val">Ok</span>(task_outputs) |
| } |
| |
| <span class="kw">fn </span>prepare_task(task: <span class="kw-2">&</span>StagedTask, file_mgr: <span class="kw-2">&</span>TaskFileManager) -> <span class="prelude-ty">Result</span><StagedFunction> { |
| <span class="kw">let </span>input_files = file_mgr.prepare_staged_inputs()<span class="question-mark">?</span>; |
| <span class="kw">let </span>output_files = file_mgr.prepare_staged_outputs()<span class="question-mark">?</span>; |
| |
| <span class="kw">let </span>staged_function = StagedFunctionBuilder::new() |
| .executor_type(task.executor_type) |
| .executor(task.executor) |
| .name(<span class="kw-2">&</span>task.function_name) |
| .arguments(task.function_arguments.clone()) |
| .payload(task.function_payload.clone()) |
| .input_files(input_files) |
| .output_files(output_files) |
| .runtime_name(<span class="string">"default"</span>) |
| .build(); |
| <span class="prelude-val">Ok</span>(staged_function) |
| } |
| |
| <span class="kw">fn </span>finalize_task(file_mgr: <span class="kw-2">&</span>TaskFileManager) -> <span class="prelude-ty">Result</span><HashMap<String, FileAuthTag>> { |
| file_mgr.upload_outputs() |
| } |
| |
| <span class="attribute">#[cfg(feature = <span class="string">"enclave_unit_test"</span>)] |
| </span><span class="kw">pub mod </span>tests { |
| <span class="kw">use super</span>::<span class="kw-2">*</span>; |
| <span class="kw">use </span>serde_json::json; |
| <span class="kw">use </span>std::format; |
| <span class="kw">use </span>teaclave_crypto::<span class="kw-2">*</span>; |
| <span class="kw">use </span>url::Url; |
| <span class="kw">use </span>uuid::Uuid; |
| |
| <span class="kw">pub fn </span>test_invoke_echo() { |
| <span class="kw">let </span>task_id = Uuid::new_v4(); |
| <span class="kw">let </span>function_arguments = |
| FunctionArguments::from_json(<span class="macro">json!</span>({<span class="string">"message"</span>: <span class="string">"Hello, Teaclave!"</span>})).unwrap(); |
| <span class="kw">let </span>staged_task = StagedTaskBuilder::new() |
| .task_id(task_id) |
| .executor(Executor::Builtin) |
| .function_name(<span class="string">"builtin-echo"</span>) |
| .function_arguments(function_arguments) |
| .build(); |
| |
| <span class="kw">let </span>file_mgr = TaskFileManager::new( |
| WORKER_BASE_DIR, |
| <span class="string">"/tmp/fusion_base"</span>, |
| <span class="kw-2">&</span>staged_task.task_id, |
| <span class="kw-2">&</span>staged_task.input_data, |
| <span class="kw-2">&</span>staged_task.output_data, |
| ) |
| .unwrap(); |
| <span class="kw">let </span>invocation = prepare_task(<span class="kw-2">&</span>staged_task, <span class="kw-2">&</span>file_mgr).unwrap(); |
| |
| <span class="kw">let </span>worker = Worker::default(); |
| <span class="kw">let </span>result = worker.invoke_function(invocation); |
| <span class="kw">if </span>result.is_ok() { |
| finalize_task(<span class="kw-2">&</span>file_mgr).unwrap(); |
| } |
| <span class="macro">assert_eq!</span>(result.unwrap(), <span class="string">"Hello, Teaclave!"</span>); |
| } |
| |
| <span class="kw">pub fn </span>test_invoke_gbdt_train() { |
| <span class="kw">let </span>task_id = Uuid::new_v4(); |
| <span class="kw">let </span>function_arguments = FunctionArguments::from_json(<span class="macro">json!</span>({ |
| <span class="string">"feature_size"</span>: <span class="number">4</span>, |
| <span class="string">"max_depth"</span>: <span class="number">4</span>, |
| <span class="string">"iterations"</span>: <span class="number">100</span>, |
| <span class="string">"shrinkage"</span>: <span class="number">0.1</span>, |
| <span class="string">"feature_sample_ratio"</span>: <span class="number">1.0</span>, |
| <span class="string">"data_sample_ratio"</span>: <span class="number">1.0</span>, |
| <span class="string">"min_leaf_size"</span>: <span class="number">1</span>, |
| <span class="string">"loss"</span>: <span class="string">"LAD"</span>, |
| <span class="string">"training_optimization_level"</span>: <span class="number">2</span>, |
| })) |
| .unwrap(); |
| <span class="kw">let </span>fixture_dir = <span class="macro">format!</span>( |
| <span class="string">"file:///{}/fixtures/functions/gbdt_training"</span>, |
| <span class="macro">env!</span>(<span class="string">"TEACLAVE_TEST_INSTALL_DIR"</span>) |
| ); |
| <span class="kw">let </span>input_url = Url::parse(<span class="kw-2">&</span><span class="macro">format!</span>(<span class="string">"{}/train.enc"</span>, fixture_dir)).unwrap(); |
| <span class="kw">let </span>output_url = Url::parse(<span class="kw-2">&</span><span class="macro">format!</span>(<span class="string">"{}/model-{}.enc.out"</span>, fixture_dir, task_id)).unwrap(); |
| <span class="kw">let </span>crypto = TeaclaveFile128Key::new(<span class="kw-2">&</span>[<span class="number">0</span>; <span class="number">16</span>]).unwrap(); |
| <span class="kw">let </span>input_cmac = FileAuthTag::from_hex(<span class="string">"860030495909b84864b991865e9ad94f"</span>).unwrap(); |
| <span class="kw">let </span>training_input_data = FunctionInputFile::new(input_url, input_cmac, crypto); |
| <span class="kw">let </span>model_output_data = FunctionOutputFile::new(output_url, crypto); |
| |
| <span class="kw">let </span>input_data = <span class="macro">hashmap!</span>(<span class="string">"training_data" </span>=> training_input_data); |
| <span class="kw">let </span>output_data = <span class="macro">hashmap!</span>(<span class="string">"trained_model" </span>=> model_output_data); |
| |
| <span class="kw">let </span>staged_task = StagedTaskBuilder::new() |
| .task_id(task_id) |
| .executor(Executor::Builtin) |
| .function_name(<span class="string">"builtin-gbdt-train"</span>) |
| .function_arguments(function_arguments) |
| .input_data(input_data) |
| .output_data(output_data) |
| .build(); |
| |
| <span class="kw">let </span>file_mgr = TaskFileManager::new( |
| WORKER_BASE_DIR, |
| <span class="string">"/tmp/fusion_base"</span>, |
| <span class="kw-2">&</span>staged_task.task_id, |
| <span class="kw-2">&</span>staged_task.input_data, |
| <span class="kw-2">&</span>staged_task.output_data, |
| ) |
| .unwrap(); |
| <span class="kw">let </span>invocation = prepare_task(<span class="kw-2">&</span>staged_task, <span class="kw-2">&</span>file_mgr).unwrap(); |
| |
| <span class="kw">let </span>worker = Worker::default(); |
| <span class="kw">let </span>result = worker.invoke_function(invocation); |
| <span class="kw">if </span>result.is_ok() { |
| finalize_task(<span class="kw-2">&</span>file_mgr).unwrap(); |
| } |
| <span class="macro">log::debug!</span>(<span class="string">"summary: {:?}"</span>, result); |
| <span class="macro">assert!</span>(result.is_ok()); |
| } |
| } |
| </code></pre></div> |
| </section></div></main><div id="rustdoc-vars" data-root-path="../../" data-current-crate="teaclave_execution_service_enclave" data-themes="ayu,dark,light" data-resource-suffix="" data-rustdoc-version="1.66.0-nightly (5c8bff74b 2022-10-21)" ></div></body></html> |
