feat: add static file serving with ETag caching

This commit is contained in:
2026-07-16 10:29:59 +03:00
parent e37545ffff
commit dde18673df
6 changed files with 202 additions and 5 deletions
+2 -1
View File
@@ -1,5 +1,6 @@
{
"port": 8000,
"pipelines_dir": "./storage/pipelines/",
"logs_dir": "./storage/logs/"
"logs_dir": "./storage/logs/",
"web_root": ""
}
+3 -1
View File
@@ -41,10 +41,12 @@ int main(int argc, char * argv[]) {
int port = getConfigInt(config, "port", 8000);
PIString pipelinesDir = getConfigValue(config, "pipelines_dir", "./storage/pipelines/");
PIString logsDir = getConfigValue(config, "logs_dir", "./storage/logs/");
PIString webRoot = getConfigValue(config, "web_root", "");
piCout << "Port: " << port;
piCout << "Pipelines dir: " << pipelinesDir;
piCout << "Logs dir: " << logsDir;
piCout << "Web root: " << (webRoot.isEmpty() ? "(not set)" : webRoot);
// Handle signals
PISignals::setSlot([](PISignals::Signal s) {
@@ -55,7 +57,7 @@ int main(int argc, char * argv[]) {
PISignals::grabSignals(PISignals::Interrupt);
// Start server
Server server(static_cast<ushort>(port), pipelinesDir, logsDir);
Server server(static_cast<ushort>(port), pipelinesDir, logsDir, webRoot);
server.start();
// Wait for exit
+74 -1
View File
@@ -2,14 +2,40 @@
#include "messageutils.h"
#include <pidigest.h>
#include <pidir.h>
#include <pifile.h>
#include <pihttpserver.h>
Server::Server(ushort port, const PIString & pipelines_dir, const PIString & logs_dir)
namespace {
const PIMap<PIString, PIString> StaticContentTypes{
{"html", "text/html; charset=utf-8" },
{"htm", "text/html; charset=utf-8" },
{"css", "text/css; charset=utf-8" },
{"js", "text/javascript; charset=utf-8" },
{"mjs", "text/javascript; charset=utf-8" },
{"json", "application/json; charset=utf-8"},
{"png", "image/png" },
{"gif", "image/gif" },
{"jpeg", "image/jpeg" },
{"jpg", "image/jpeg" },
{"svg", "image/svg+xml; charset=utf-8" },
{"ico", "image/x-icon" },
{"webp", "image/webp" },
{"txt", "text/plain; charset=utf-8" },
{"pdf", "application/pdf" },
{"woff", "font/woff" },
{"woff2", "font/woff2" },
{"ttf", "font/ttf" },
{"otf", "font/otf" },
};
} // namespace
Server::Server(ushort port, const PIString & pipelines_dir, const PIString & logs_dir, const PIString & web_root)
: port_(port)
, pipelines_dir_(pipelines_dir)
, logs_dir_(logs_dir)
, web_root_(web_root)
, runner_(pipelines_dir, logs_dir) {
httpserver_ = new PIHTTPServer();
@@ -40,6 +66,11 @@ bool Server::start() {
httpserver_->registerPath("/api/runs/{run_id}/status", PIHTTP::Method::Get, this, &Server::getRunStatus);
httpserver_->registerPath("/api/runs/{run_id}/log", PIHTTP::Method::Get, this, &Server::getRunLog);
// Serve static files if web_root is configured
if (!web_root_.isEmpty()) {
serveStaticFiles(web_root_);
}
// Unhandled request handler
httpserver_->registerUnhandled(this, &Server::unhandledRequest);
@@ -48,6 +79,48 @@ bool Server::start() {
return ok;
}
void Server::serveStaticFiles(const PIString & webRoot) {
PIDir rootDir(webRoot);
piCout << "Serving static files from: " << rootDir.absolutePath();
const auto filelist = PIDir::allEntries(webRoot);
for (const auto & finfo: filelist) {
if (!finfo.isFile()) continue;
if (finfo.name().startsWith('.')) continue;
PIString relPath = finfo.dir().removeAll(webRoot) + finfo.name();
if (relPath.isEmpty() || relPath[0] != '/') {
relPath = "/" + relPath;
}
PIString ext = finfo.extension().toLowerCase();
PIString contentType = StaticContentTypes.value(ext, "application/octet-stream");
PIByteArray fileData = PIFile::readAll(finfo.path);
PIString etag = PIDigest::calculate(fileData, PIDigest::Type::BLAKE2s_128).toHex().quote();
piCout << " Registered: " << relPath << " (" << contentType << ", ETag: " << etag << ")";
auto handler = [fileData, contentType, etag](const PIHTTP::MessageConst & request) {
PIHTTP::MessageMutable msg;
msg.addHeader(PIHTTP::Header::ContentType, contentType);
msg.addHeader(PIHTTP::Header::CacheControl, "max-age=3600");
msg.addHeader(PIHTTP::Header::ETag, etag);
PIString clientEtag = request.headers().value(PIHTTP::Header::IfNoneMatch, PIString());
if (clientEtag == etag) {
msg.setCode(PIHTTP::Code::NotModified);
return msg;
}
msg.setBody(fileData);
return msg;
};
httpserver_->registerPath(relPath, PIHTTP::Method::Get, handler);
}
}
PIHTTP::MessageMutable Server::listPipelines(const PIHTTP::MessageConst & request) {
piCout << "GET /api/pipelines";
PIVector<Pipeline> pipelines = loadPipelines(pipelines_dir_);
+4 -1
View File
@@ -13,12 +13,14 @@ class Server: public PIObject {
PIOBJECT(Server)
public:
Server(ushort port, const PIString & pipelines_dir, const PIString & logs_dir);
Server(ushort port, const PIString & pipelines_dir, const PIString & logs_dir, const PIString & web_root = PIString());
~Server();
bool start();
private:
void serveStaticFiles(const PIString & web_root);
PIHTTP::MessageMutable listPipelines(const PIHTTP::MessageConst & request);
PIHTTP::MessageMutable createPipeline(const PIHTTP::MessageConst & request);
PIHTTP::MessageMutable deletePipeline(const PIHTTP::MessageConst & request);
@@ -31,6 +33,7 @@ private:
ushort port_;
PIString pipelines_dir_;
PIString logs_dir_;
PIString web_root_;
PIHTTPServer * httpserver_;
PipelineRunner runner_;
};
+4 -1
View File
@@ -23,10 +23,11 @@ def get_free_port():
class PipelineServer:
"""Manages a pipeline-runner server instance for tests."""
def __init__(self, port, work_dir, verbose=False):
def __init__(self, port, work_dir, verbose=False, web_root=None):
self.port = port
self.work_dir = work_dir
self.verbose = verbose
self.web_root = web_root
test_dir = os.path.dirname(os.path.abspath(__file__))
project_root = os.path.dirname(test_dir)
@@ -37,6 +38,8 @@ class PipelineServer:
"pipelines_dir": os.path.join(work_dir, "pipelines") + "/",
"logs_dir": os.path.join(work_dir, "logs") + "/",
}
if web_root:
config["web_root"] = web_root
self.config_path = os.path.join(work_dir, "pipeline-runner.conf")
with open(self.config_path, "w") as f:
json.dump(config, f)
+115
View File
@@ -1,5 +1,13 @@
"""Smoke tests for pipeline-runner REST API endpoints."""
import json
import os
import shutil
import socket
import subprocess
import tempfile
import time
import pytest
import requests
@@ -24,3 +32,110 @@ def test_cors_headers(pipeline_server):
"""Check that CORS headers are present on responses."""
response = requests.get(f"{pipeline_server.base_url}/api/pipelines")
assert response.headers.get("Access-Control-Allow-Origin") == "*"
def _get_free_port():
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.bind(("", 0))
port = s.getsockname()[1]
s.close()
return port
@pytest.fixture(scope="module")
def static_file_server():
"""Fixture that starts a server with web_root configured for static file tests."""
project_dir = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
build_script = os.path.join(project_dir, "build.sh")
subprocess.check_call([build_script, "--fake"], cwd=project_dir)
work_dir = tempfile.mkdtemp(prefix="pipeline-static-test-")
web_root = os.path.join(work_dir, "web")
os.makedirs(web_root)
os.makedirs(os.path.join(web_root, "subdir"))
html_content = "<html><body><h1>Hello Static</h1></body></html>"
with open(os.path.join(web_root, "index.html"), "w") as f:
f.write(html_content)
css_content = "body { color: red; }"
with open(os.path.join(web_root, "style.css"), "w") as f:
f.write(css_content)
js_content = "console.log('hello');"
with open(os.path.join(web_root, "app.js"), "w") as f:
f.write(js_content)
nested_content = "nested file content"
with open(os.path.join(web_root, "subdir", "nested.txt"), "w") as f:
f.write(nested_content)
port = _get_free_port()
test_dir = os.path.dirname(os.path.abspath(__file__))
from conftest import PipelineServer
server = PipelineServer(port, work_dir, web_root=web_root)
if not server.start():
pytest.fail("Could not start pipeline-runner server with static files")
yield server, web_root
server.stop()
shutil.rmtree(work_dir, ignore_errors=True)
class TestStaticFiles:
def test_serve_html(self, static_file_server):
server, _ = static_file_server
resp = requests.get(f"{server.base_url}/index.html")
assert resp.status_code == 200
assert "text/html" in resp.headers.get("Content-Type", "")
assert "<h1>Hello Static</h1>" in resp.text
assert "ETag" in resp.headers
def test_serve_css(self, static_file_server):
server, _ = static_file_server
resp = requests.get(f"{server.base_url}/style.css")
assert resp.status_code == 200
assert "text/css" in resp.headers.get("Content-Type", "")
assert resp.text == "body { color: red; }"
def test_serve_js(self, static_file_server):
server, _ = static_file_server
resp = requests.get(f"{server.base_url}/app.js")
assert resp.status_code == 200
assert "text/javascript" in resp.headers.get("Content-Type", "")
assert resp.text == "console.log('hello');"
def test_serve_nested_file(self, static_file_server):
server, _ = static_file_server
resp = requests.get(f"{server.base_url}/subdir/nested.txt")
assert resp.status_code == 200
assert "text/plain" in resp.headers.get("Content-Type", "")
assert resp.text == "nested file content"
def test_etag_304(self, static_file_server):
server, _ = static_file_server
resp1 = requests.get(f"{server.base_url}/index.html")
assert resp1.status_code == 200
etag = resp1.headers.get("ETag")
assert etag is not None
resp2 = requests.get(
f"{server.base_url}/index.html",
headers={"If-None-Match": etag},
)
assert resp2.status_code == 304
assert resp2.text == ""
def test_cache_control_header(self, static_file_server):
server, _ = static_file_server
resp = requests.get(f"{server.base_url}/index.html")
assert resp.status_code == 200
assert "max-age" in resp.headers.get("Cache-Control", "")
def test_static_404(self, static_file_server):
server, _ = static_file_server
resp = requests.get(f"{server.base_url}/nonexistent.html")
assert resp.status_code == 404