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use crate::core::concurrency_controller::ConcurrencyController;
use crate::core::setup;
use crate::models::api_endpoint::ApiEndpoint;
use crate::models::assert_error_stats::AssertErrorStats;
use crate::models::assert_task::AssertTask;
use crate::models::http_error_stats::HttpErrorStats;
use crate::models::result::ApiResult;
use anyhow::Error;
use futures::StreamExt;
use handlebars::Handlebars;
use histogram::Histogram;
use rand::rngs::StdRng;
use rand::{Rng, SeedableRng};
use reqwest::header::{HeaderMap, HeaderName, HeaderValue, COOKIE};
use reqwest::{multipart, Client, Method, StatusCode};
use serde_json::{json, Value};
use std::collections::BTreeMap;
use std::error::Error as std_error;
use std::str::FromStr;
use std::sync::atomic::{AtomicUsize, Ordering};
use std::sync::Arc;
use std::time::Duration;
use std::time::Instant;
use tokio::sync::mpsc::Sender;
use tokio::sync::{oneshot, Mutex};
pub(crate) async fn start_concurrency(
client: Client,
controller_arc: Arc<ConcurrencyController>,
api_concurrent_number_arc: Arc<AtomicUsize>,
concurrent_number_arc: Arc<AtomicUsize>,
extract_map_arc: Arc<Mutex<BTreeMap<String, Value>>>,
endpoint_arc: Arc<Mutex<ApiEndpoint>>,
total_requests_arc: Arc<AtomicUsize>,
api_total_requests_arc: Arc<AtomicUsize>,
histogram_arc: Arc<Mutex<Histogram>>,
api_histogram_arc: Arc<Mutex<Histogram>>,
max_response_time_arc: Arc<Mutex<u64>>,
api_max_response_time_arc: Arc<Mutex<u64>>,
min_response_time_arc: Arc<Mutex<u64>>,
api_min_response_time_arc: Arc<Mutex<u64>>,
total_response_size_arc: Arc<AtomicUsize>,
api_total_response_size_arc: Arc<AtomicUsize>,
api_err_count_arc: Arc<AtomicUsize>,
successful_requests_arc: Arc<AtomicUsize>,
err_count_arc: Arc<AtomicUsize>,
http_errors_arc: Arc<Mutex<HttpErrorStats>>,
assert_errors_arc: Arc<Mutex<AssertErrorStats>>,
api_successful_requests_arc: Arc<AtomicUsize>,
api_result_arc: Arc<Mutex<ApiResult>>,
results_arc: Arc<Mutex<Vec<ApiResult>>>,
tx_assert: Sender<AssertTask>,
test_start: Instant,
test_end: Instant,
is_need_render_template: bool,
verbose: bool,
index: usize,
) -> Result<(), Error> {
let mut is_need_render = is_need_render_template;
let semaphore = controller_arc.get_semaphore();
let _permit = semaphore.acquire().await.expect("获取信号量许可失败");
// 统计并发数
// 将接口并发数+1并返回当前并发数
let api_current_concurrency =
api_concurrent_number_arc.fetch_add(1, Ordering::Relaxed) as i32 + 1;
// 将总并发数+1
concurrent_number_arc.fetch_add(1, Ordering::Relaxed);
// 将接口并发数添加到推送结果中
results_arc.lock().await[index].concurrent_number = api_current_concurrency;
// 在到达结束时间后停止发送请求
'RETRY: while Instant::now() < test_end {
// 设置api的提取器
let mut api_extract_b_tree_map = BTreeMap::new();
// 将全局字典加入到api字典
api_extract_b_tree_map.extend(extract_map_arc.lock().await.clone());
// 接口初始化副本
let api_setup_clone = endpoint_arc.lock().await.setup_options.clone();
// 接口前置初始化
if let Some(setup_options) = api_setup_clone {
is_need_render = true;
match setup::start_setup(
setup_options,
api_extract_b_tree_map.clone(),
client.clone(),
)
.await
{
Ok(res) => {
if let Some(extract) = res {
api_extract_b_tree_map.extend(extract);
};
}
Err(e) => {
eprintln!(
"接口-{:?}初始化失败,1秒后重试!!: {:?}",
endpoint_arc.lock().await.name.clone(),
e.to_string()
);
tokio::time::sleep(Duration::from_secs(1)).await;
continue 'RETRY;
}
};
}
// api名称副本
let api_name_clone = endpoint_arc.lock().await.name.clone();
// 请求方法副本
let method_clone = endpoint_arc.lock().await.method.clone();
// json副本
let json_obj_clone = endpoint_arc.lock().await.json.clone();
// form副本
let form_data_clone = endpoint_arc.lock().await.form_data.clone();
// multipart副本
let multipart_clone = endpoint_arc.lock().await.multipart_options.clone();
// headers副本
let headers_clone = endpoint_arc.lock().await.headers.clone();
// cookie副本
let cookie_clone = endpoint_arc.lock().await.cookies.clone();
// 断言副本
let assert_options_clone = endpoint_arc.lock().await.assert_options.clone();
// 思考时间副本
let think_time_clone = endpoint_arc.lock().await.think_time_option.clone();
// 构建请求方式
let method = match Method::from_str(&method_clone.to_uppercase()) {
Ok(m) => m,
Err(e) => {
return Err(Error::msg(format!("构建请求方法失败:{:?}", e.to_string())));
}
};
// 构建请求
let mut request = client.request(method, endpoint_arc.lock().await.url.clone());
// 构建请求头
let mut headers = HeaderMap::new();
if let Some(headers_map) = headers_clone {
headers.extend(headers_map.iter().map(|(k, v)| {
let header_name = k.parse::<HeaderName>().expect("无效的header名称");
match is_need_render_template {
true => {
// 将header的value模板进行填充
let handlebars = Handlebars::new();
let new_val =
match handlebars.render_template(v, &json!(api_extract_b_tree_map)) {
Ok(v) => v,
Err(e) => {
eprintln!("{:?}", e);
v.to_string()
}
};
let header_value = new_val.parse::<HeaderValue>().expect("无效的header值");
(header_name.clone(), header_value)
}
false => {
let header_value = v.parse::<HeaderValue>().expect("无效的header值");
(header_name, header_value)
}
}
}));
}
// 构建cookies
if let Some(ref source) = cookie_clone {
let cookie_val = match is_need_render_template {
true => {
// 使用模版替换cookies
let handlebars = Handlebars::new();
match handlebars.render_template(source, &json!(api_extract_b_tree_map)) {
Ok(c) => c,
Err(e) => {
eprintln!("{:?}", e);
source.to_string()
}
}
}
false => source.to_string(),
};
// println!("{:?}", cookie_val);
match HeaderValue::from_str(&cookie_val) {
Ok(h) => {
headers.insert(COOKIE, h);
}
Err(e) => return Err(Error::msg(format!("设置cookie失败:{:?}", e))),
}
}
request = request.headers(headers);
// 构建json请求
if let Some(json_value) = json_obj_clone {
let json_val = match is_need_render_template {
true => {
// 将json转为字符串,并且将模版填充
let handlebars = Handlebars::new();
let json_string = match handlebars
.render_template(&*json_value.to_string(), &json!(api_extract_b_tree_map))
{
Ok(j) => j,
Err(e) => {
eprintln!("{:?}", e);
json_value.to_string()
}
};
match Value::from_str(&*json_string) {
Ok(val) => val,
Err(e) => {
return Err(Error::msg(format!(
"转换json失败:{:?}, 原始json: {:?}",
e,
json_string.to_string()
)))
}
}
}
false => json_value,
};
// println!("{:?}", json_val);
if verbose {
println!("json:{:?}", json_val);
};
request = request.json(&json_val);
}
// 构建form表单
if let Some(mut form_data) = form_data_clone {
if is_need_render {
// 将模版填充
form_data.iter_mut().for_each(|(_key, value)| {
let handlebars = Handlebars::new();
let new_val =
match handlebars.render_template(value, &json!(api_extract_b_tree_map)) {
Ok(v) => v,
Err(e) => {
eprintln!("{:?}", e);
value.to_string()
}
};
*value = new_val;
})
};
request = request.form(&form_data);
};
// 构建multipart表单
if let Some(multipart_options) = multipart_clone {
// 初始化multipart表单
let mut multipart_form = multipart::Form::new();
// 构建multipart表单
for mo in multipart_options {
let file = match tokio::fs::File::open(mo.path).await {
Ok(f) => f,
Err(e) => {
return Err(Error::msg(format!("打开文件出错::{:?}", e.to_string())));
}
};
let part = match multipart::Part::stream(file)
.file_name(mo.file_name)
.mime_str(&*mo.mime)
{
Ok(p) => p,
Err(e) => {
return Err(Error::msg(format!("构建part失败::{:?}", e.to_string())));
}
};
multipart_form = multipart_form.part(mo.form_key, part);
}
request = request.multipart(multipart_form);
};
if verbose {
println!("{:?}", request);
};
// println!("{:?}", request);
// 如果有思考时间,暂时不发送请求,先等待
if let Some(think_time) = think_time_clone {
match think_time.min_millis <= think_time.max_millis {
true => {
let mut rng = StdRng::from_entropy();
let tt = rng.gen_range(think_time.min_millis..=think_time.max_millis);
if verbose {
println!("思考时间:{:?}", tt);
}
tokio::time::sleep(Duration::from_millis(tt)).await;
}
false => {
eprintln!("最小思考时间大于最大思考时间,该配置不生效!")
}
}
}
// 记录开始时间
let start = Instant::now();
// 发送请求
match request.send().await {
Ok(response) => {
// 总请求数
total_requests_arc.fetch_add(1, Ordering::Relaxed);
// api请求数
api_total_requests_arc.fetch_add(1, Ordering::Relaxed);
// 获取状态码
let status = response.status();
let url_parse = response.url().clone();
match status {
// 正确的状态码
StatusCode::OK
| StatusCode::CREATED
| StatusCode::ACCEPTED
| StatusCode::NON_AUTHORITATIVE_INFORMATION
| StatusCode::NO_CONTENT
| StatusCode::RESET_CONTENT
| StatusCode::PARTIAL_CONTENT
| StatusCode::MULTI_STATUS
| StatusCode::ALREADY_REPORTED
| StatusCode::IM_USED
| StatusCode::MULTIPLE_CHOICES
| StatusCode::MOVED_PERMANENTLY
| StatusCode::FOUND
| StatusCode::SEE_OTHER
| StatusCode::NOT_MODIFIED
| StatusCode::USE_PROXY
| StatusCode::TEMPORARY_REDIRECT
| StatusCode::PERMANENT_REDIRECT => {
// 请求成功的情况
// 响应时间
let duration = start.elapsed().as_millis() as u64;
// api统计桶
let mut api_histogram = api_histogram_arc.lock().await;
// 最大请求时间
let mut max_rt = max_response_time_arc.lock().await;
*max_rt = (*max_rt).max(duration);
// api最大请求时间
let mut api_max_rt = api_max_response_time_arc.lock().await;
*api_max_rt = (*api_max_rt).max(duration);
// 最小响应时间
let mut min_rt = min_response_time_arc.lock().await;
*min_rt = (*min_rt).min(duration);
// api最小响应时间
let mut api_min_rt = api_min_response_time_arc.lock().await;
*api_min_rt = (*api_min_rt).min(duration);
// 将数据放入全局统计桶
if let Err(e) = histogram_arc.lock().await.increment(duration) {
eprintln!("histogram设置数据错误:{:?}", e)
};
// 将数据放入api统计桶
if let Err(e) = api_histogram.increment(duration) {
eprintln!("api histogram设置错误:{:?}", e)
}
// 获取响应头
let resp_headers = response.headers();
// 计算响应头大小
let headers_size = resp_headers.iter().fold(0, |acc, (name, value)| {
acc + name.as_str().len() + 2 + value.as_bytes().len() + 2
});
// 将响应头的大小加入到总大小中
{
total_response_size_arc.fetch_add(headers_size, Ordering::Relaxed);
api_total_response_size_arc.fetch_add(headers_size, Ordering::Relaxed);
}
// 响应流
let mut stream = response.bytes_stream();
// 响应体
let mut body_bytes = Vec::new();
while let Some(item) = stream.next().await {
match item {
Ok(chunk) => {
// 获取当前的chunk
total_response_size_arc
.fetch_add(chunk.len(), Ordering::Relaxed);
api_total_response_size_arc
.fetch_add(chunk.len(), Ordering::Relaxed);
body_bytes.extend_from_slice(&chunk);
}
Err(e) => {
api_err_count_arc.fetch_add(1, Ordering::Relaxed);
err_count_arc.fetch_add(1, Ordering::Relaxed);
http_errors_arc
.lock()
.await
.increment(
api_name_clone.clone(),
e.url(),
match e.status() {
None => 0u16,
Some(status_code) => status_code.as_u16(),
},
e.to_string(),
match e.source() {
None => "-".to_string(),
Some(source) => source.to_string(),
},
)
.await;
break;
}
};
}
if verbose {
let body_bytes_clone = body_bytes.clone();
let buffer = String::from_utf8(body_bytes_clone)
.expect("无法转换响应体为字符串");
println!("{:+?}", buffer);
}
// 断言
match assert_options_clone {
Some(assert_options) => {
// 没有获取到响应体,就不进行断言
if body_bytes.clone().len() > 0 {
// 一次性通道,用于确定断言任务被消费完成后再进行数据同步
let (oneshot_tx, oneshot_rx) = oneshot::channel();
// 实例化任务
let task = AssertTask {
assert_options: assert_options.clone(),
body_bytes,
verbose,
err_count: err_count_arc.clone(),
api_err_count: api_err_count_arc.clone(),
assert_errors: assert_errors_arc.clone(),
endpoint: endpoint_arc.clone(),
api_name: endpoint_arc.lock().await.name.clone(),
successful_requests: successful_requests_arc.clone(),
api_successful_requests: api_successful_requests_arc
.clone(),
completion_signal: oneshot_tx,
};
// 存在断言数据将任务生产到队列中
tx_assert.send(task).await.expect("生产断言任务失败");
// 等待任务消费完成后再进行后面的赋值操作,用于数据同步
oneshot_rx.await.expect("任务完成信号失败");
};
}
None => {
// 没有断言的时候将成功数据+1
successful_requests_arc.fetch_add(1, Ordering::Relaxed);
api_successful_requests_arc.fetch_add(1, Ordering::Relaxed);
}
};
// 给结果赋值
{
let api_total_data_bytes =
api_total_response_size_arc.load(Ordering::SeqCst);
let api_total_data_kb = api_total_data_bytes as f64 / 1024f64;
let api_total_requests =
api_total_requests_arc.load(Ordering::SeqCst) as u64;
let api_success_requests =
api_successful_requests_arc.load(Ordering::SeqCst);
let api_success_rate =
api_success_requests as f64 / api_total_requests as f64 * 100.0;
let throughput_per_second_kb =
api_total_data_kb / (Instant::now() - test_start).as_secs_f64();
let mut api_res = api_result_arc.lock().await;
api_res.response_time_95 = match api_histogram.percentile(95.0) {
Ok(b) => *b.range().start(),
Err(e) => {
return Err(Error::msg(format!(
"获取95线失败::{:?}",
e.to_string()
)));
}
};
api_res.response_time_99 = match api_histogram.percentile(99.0) {
Ok(b) => *b.range().start(),
Err(e) => {
return Err(Error::msg(format!(
"获取99线失败::{:?}",
e.to_string()
)));
}
};
api_res.median_response_time = match api_histogram.percentile(50.0) {
Ok(b) => *b.range().start(),
Err(e) => {
return Err(Error::msg(format!(
"获取50线失败::{:?}",
e.to_string()
)));
}
};
api_res.max_response_time = *api_max_rt;
api_res.min_response_time = *api_min_rt;
api_res.total_requests = api_total_requests;
api_res.total_data_kb = api_total_data_kb;
api_res.success_rate = api_success_rate;
api_res.err_count = api_err_count_arc.load(Ordering::SeqCst) as i32;
api_res.throughput_per_second_kb = throughput_per_second_kb;
api_res.error_rate =
api_res.err_count as f64 / api_res.total_requests as f64 * 100.0;
api_res.concurrent_number =
api_concurrent_number_arc.load(Ordering::SeqCst) as i32;
// 向最终结果中添加数据
let mut res = results_arc.lock().await;
match index < res.len() {
true => {
res[index] = api_res.clone();
}
false => {
eprintln!("results索引越界");
}
};
}
// println!("res:{:?}", res);
}
// 状态码错误
_ => {
// 响应时间
let duration = start.elapsed().as_millis() as u64;
err_count_arc.fetch_add(1, Ordering::Relaxed);
api_err_count_arc.fetch_add(1, Ordering::Relaxed);
let status_code = u16::from(response.status());
let mut api_histogram = api_histogram_arc.lock().await;
// 最大请求时间
let mut max_rt = max_response_time_arc.lock().await;
*max_rt = (*max_rt).max(duration);
// api最大请求时间
let mut api_max_rt = api_max_response_time_arc.lock().await;
*api_max_rt = (*api_max_rt).max(duration);
// 最小响应时间
let mut min_rt = min_response_time_arc.lock().await;
*min_rt = (*min_rt).min(duration);
// api最小响应时间
let mut api_min_rt = api_min_response_time_arc.lock().await;
*api_min_rt = (*api_min_rt).min(duration);
// 将数据放入全局统计桶
if let Err(e) = histogram_arc.lock().await.increment(duration) {
eprintln!("histogram设置数据错误:{:?}", e)
};
// 将数据放入api统计桶
if let Err(e) = api_histogram.increment(duration) {
eprintln!("api histogram设置错误:{:?}", e)
}
// 获取响应头
let resp_headers = response.headers();
// 计算响应头大小
let headers_size = resp_headers.iter().fold(0, |acc, (name, value)| {
acc + name.as_str().len() + 2 + value.as_bytes().len() + 2
});
// 将响应头的大小加入到总大小中
{
total_response_size_arc.fetch_add(headers_size, Ordering::Relaxed);
api_total_response_size_arc.fetch_add(headers_size, Ordering::Relaxed);
}
// 响应流
let mut stream = response.bytes_stream();
// 响应体
let mut body_bytes = Vec::new();
while let Some(item) = stream.next().await {
match item {
Ok(chunk) => {
// 获取当前的chunk
total_response_size_arc
.fetch_add(chunk.len(), Ordering::Relaxed);
api_total_response_size_arc
.fetch_add(chunk.len(), Ordering::Relaxed);
body_bytes.extend_from_slice(&chunk);
}
Err(e) => {
api_err_count_arc.fetch_add(1, Ordering::Relaxed);
err_count_arc.fetch_add(1, Ordering::Relaxed);
http_errors_arc
.lock()
.await
.increment(
api_name_clone.clone(),
e.url(),
match e.status() {
None => 0u16,
Some(status_code) => status_code.as_u16(),
},
e.to_string(),
match e.source() {
None => "-".to_string(),
Some(source) => source.to_string(),
},
)
.await;
break;
}
};
}
// 响应体副本
let body_bytes_clone = body_bytes.clone();
// 将bytes转换为string
let buffer =
String::from_utf8(body_bytes_clone).expect("无法转换响应体为字符串");
eprintln!("{:+?}", buffer);
// 获取需要等待的对象
let api_total_data_bytes =
api_total_response_size_arc.load(Ordering::SeqCst);
let api_total_data_kb = api_total_data_bytes as f64 / 1024f64;
let api_total_requests =
api_total_requests_arc.load(Ordering::SeqCst) as u64;
let api_success_requests =
api_successful_requests_arc.load(Ordering::SeqCst);
let api_success_rate =
api_success_requests as f64 / api_total_requests as f64 * 100.0;
let throughput_per_second_kb =
api_total_data_kb / (Instant::now() - test_start).as_secs_f64();
let err_msg =
format!("HTTP 错误: 状态码 {:?}, body:{:?}", status_code, buffer);
http_errors_arc
.lock()
.await
.increment(
api_name_clone.clone(),
Some(&url_parse),
status.as_u16(),
err_msg,
"-".to_string(),
)
.await;
if verbose {
println!(
"{:?}-HTTP 错误: 状态码 {:?}, 响应体:{:?}",
endpoint_arc.lock().await.name.clone(),
status_code,
buffer
)
}
// 给结果赋值
{
let mut api_res = api_result_arc.lock().await;
api_res.response_time_95 = match api_histogram.percentile(95.0) {
Ok(b) => *b.range().start(),
Err(e) => {
return Err(Error::msg(format!(
"获取95线失败::{:?}",
e.to_string()
)));
}
};
api_res.response_time_99 = match api_histogram.percentile(99.0) {
Ok(b) => *b.range().start(),
Err(e) => {
return Err(Error::msg(format!(
"获取99线失败::{:?}",
e.to_string()
)));
}
};
api_res.median_response_time = match api_histogram.percentile(50.0) {
Ok(b) => *b.range().start(),
Err(e) => {
return Err(Error::msg(format!(
"获取50线失败::{:?}",
e.to_string()
)));
}
};
api_res.max_response_time = *api_max_rt;
api_res.min_response_time = *api_min_rt;
api_res.total_requests = api_total_requests;
api_res.total_data_kb = api_total_data_kb;
api_res.success_rate = api_success_rate;
api_res.err_count = api_err_count_arc.load(Ordering::SeqCst) as i32;
api_res.throughput_per_second_kb = throughput_per_second_kb;
api_res.error_rate =
api_res.err_count as f64 / api_res.total_requests as f64 * 100.0;
api_res.concurrent_number =
api_concurrent_number_arc.load(Ordering::SeqCst) as i32;
// 向最终结果中添加数据
let mut res = results_arc.lock().await;
match index < res.len() {
true => {
res[index] = api_res.clone();
}
false => {
eprintln!("results索引越界");
}
};
}
}
}
}
Err(e) => {
// 总请求数
total_requests_arc.fetch_add(1, Ordering::Relaxed);
// api请求数
api_total_requests_arc.fetch_add(1, Ordering::Relaxed);
err_count_arc.fetch_add(1, Ordering::Relaxed);
api_err_count_arc.fetch_add(1, Ordering::Relaxed);
let status_code: u16;
match e.status() {
None => {
status_code = 0;
}
Some(code) => {
status_code = u16::from(code);
}
}
if verbose {
eprintln!("{:#?}", e.to_string());
};
let err_source = match e.source() {
None => "None".to_string(),
Some(source) => source.to_string(),
};
http_errors_arc
.lock()
.await
.increment(
endpoint_arc.lock().await.name.clone(),
e.url(),
status_code,
e.to_string(),
err_source,
)
.await;
}
}
}
Ok(())
}