add: network interface for updating resource files

.gitignore

@@ -271,4 +271,5 @@ blcrack/vcpkgs/
 blcrack/out/
 blcrack/tolua/
 bin/hook/
-blcrack/patchelf/build/
+blcrack/patchelf/build/
+blcrack/test/

blcrack/http/updater.http

@@ -17,4 +17,9 @@ POST http://127.0.0.1:7541/get_hash
 ###
 POST http://127.0.0.1:7541/reload
 
-BlCrackUpdater
+BlCrackUpdater
+
+###
+POST http://127.0.0.1:7541/update?key=BlCrackUpdater&arch=arm64-v8a&file=libcracker.so
+
+< ../bin/Release-Android-arm64-v8a/libcracker.so

blcrack/updater/server.cpp

@@ -12,7 +12,7 @@
 
 namespace fs = std::filesystem;
 
-UpdateServer::UpdateServer() {
+UpdateServer::UpdateServer() : m_assets_dir("assets") {
     update_files();
 
     Post("/files", [this](const httplib::Request& req, httplib::Response& res) {
@@ -85,6 +85,38 @@ UpdateServer::UpdateServer() {
         SPDLOG_WARN("Invalid key: {}", req.body);
         res.status = 400;
     });
+
+    Post("/update", [this](const httplib::Request& req, httplib::Response& res) {
+        SPDLOG_INFO("{} requested update", req.remote_addr);
+        const auto& key = req.params.equal_range("key").first->second;
+        const auto& arch = req.params.equal_range("arch").first->second;
+        const auto& file = req.params.equal_range("file").first->second;
+
+        if (key == m_admin_key) {
+            FileData data(req.body.begin(), req.body.end());
+            auto md5 = hash_file(data);
+            SPDLOG_INFO("Update {}/{} hash: {}", arch, file, md5);
+
+            m_files[arch][file] = {
+                        .data = std::move(data),
+                        .hash = std::move(md5)
+                    };
+
+            auto arch_path = m_assets_dir / arch;
+            if (!exists(arch_path)) {
+                create_directories(arch_path);
+            }
+
+            std::ofstream out(arch_path / file, std::ios::binary);
+            out.write(data.data(), data.size());
+            out.close();
+
+            res.status = 200;
+            return;
+        }
+
+        res.status = 400;
+    });
 }
 
 UpdateServer& UpdateServer::start(int port, const std::string& admin_key) {
@@ -107,11 +139,10 @@ UpdateServer& UpdateServer::Instance() {
 
 void UpdateServer::update_files() {
     m_files.clear();
-    fs::path assets_path = fs::current_path() / "assets";
-    if (!exists(assets_path)) {
+    if (!exists(m_assets_dir)) {
         return;
     }
-    for (auto& arch : fs::directory_iterator(assets_path)) {
+    for (auto& arch : fs::directory_iterator(m_assets_dir)) {
         if (!fs::is_directory(arch)) {
             continue;
         }

blcrack/updater/server.hpp

@@ -6,6 +6,9 @@
 #include <httplib.h>
 #include <vector>
 #include <thread>
+#include <filesystem>
+
+namespace fs = std::filesystem;
 
 class UpdateServer : protected httplib::Server {
     using ArchName = std::string;
@@ -32,6 +35,7 @@ private:
 
     std::string m_admin_key;
     std::thread m_server_thread;
+    fs::path m_assets_dir;
     std::map<ArchName, std::map<FileName, FileInfo>> m_files;
 };