278 lines
23 KiB
C++
278 lines
23 KiB
C++
#include "src/docker_manager.hpp"
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#include <cctype>
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#include <filesystem>
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#include <fstream>
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#include <functional>
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#include <iostream>
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#include <memory>
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#include <sstream>
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#include <string>
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#include <thread>
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#include <utility>
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#include <vector>
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#include <ftxui/component/component.hpp>
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#include <ftxui/component/screen_interactive.hpp>
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#include <ftxui/dom/elements.hpp>
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class TuxDockApp {
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public:
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int Run();
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private:
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enum class ModalMode { None, Input, Confirm, Select, Message };
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struct RunContainerContext { std::string image; int port_count = 0; std::vector<std::string> ports; };
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struct MySqlContext { std::string port; std::string password; std::string version; };
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struct DockerfileContext { std::string base_image; std::string script_path; std::string output_file; std::string image_name; };
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DockerManager docker_;
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std::vector<DockerManager::ContainerInfo> containers_;
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std::vector<DockerManager::ImageInfo> images_;
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std::vector<std::string> menu_entries_ = {"Pull Docker Image", "Run/Create Interactive Container", "List All Containers", "List All Images", "Start Container Interactively (boot new session)", "Start Detached Container Session", "Delete Docker Image", "Stop Container", "Remove Container", "Attach Shell to Running Container", "Run Detached Command in Container", "Spin Up MySQL Container", "Create Dockerfile & Build Image from Bash Script", "About Tux-Dock", "Exit"};
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int menu_selected_ = 0;
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std::string status_ = "Ready. Select an action and press Enter.";
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ModalMode modal_mode_ = ModalMode::None;
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std::string modal_title_, modal_text_, modal_input_;
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ftxui::Element modal_content_;
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std::vector<std::string> modal_select_entries_;
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int modal_select_index_ = 0;
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ftxui::Component menu_component_ = ftxui::Menu(&menu_entries_, &menu_selected_);
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ftxui::Component input_component_ = ftxui::Input(&modal_input_, "Type here");
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ftxui::Component select_component_ = ftxui::Menu(&modal_select_entries_, &modal_select_index_);
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std::function<void(bool, const std::string&)> input_callback_;
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std::function<void(bool)> confirm_callback_;
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std::function<void(bool, int)> select_callback_;
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ftxui::ScreenInteractive* screen_ = nullptr;
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std::thread refresh_thread_;
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std::vector<std::thread> action_threads_;
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static bool IsDigits(const std::string& value);
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static std::string ShortId(const std::string& id);
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static bool IsValidPortMapping(const std::string& mapping);
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ftxui::Element FormatContainerList(const std::vector<DockerManager::ContainerInfo>& containers) const;
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ftxui::Element FormatImageList(const std::vector<DockerManager::ImageInfo>& images) const;
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void SetStatus(const std::string& message) { status_ = message; }
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void OpenInput(const std::string&, const std::string&, std::function<void(bool, const std::string&)>, bool secret = false);
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void OpenConfirm(const std::string&, const std::string&, std::function<void(bool)>);
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void OpenSelect(const std::string&, const std::string&, std::vector<std::string>, std::function<void(bool, int)>);
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void OpenMessage(const std::string& title, const std::string& text);
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void OpenListMessage(const std::string& title, ftxui::Element content);
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void ResolveInput(bool); void ResolveConfirm(bool); void ResolveSelect(bool); void CloseMessage();
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void ExecuteSelectedAction();
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void ActionPullImage(); void ActionRunContainer(); void ActionListContainers(); void ActionListImages();
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void ActionStartInteractive(); void ActionStartDetached(); void ActionDeleteImage(); void ActionStopContainer();
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void ActionRemoveContainer(); void ActionExecShell(); void ActionExecDetachedCommand(); void ActionSpinUpMySQL();
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void ActionCreateDockerfile(); void ActionAbout();
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void PromptPortCountAndRun(const std::shared_ptr<RunContainerContext>&); void PromptNextPort(const std::shared_ptr<RunContainerContext>&, int);
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void PromptContainerSelection(const std::string&, std::function<void(const std::string&, const std::string&)>);
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void PromptImageSelection(const std::string&, std::function<void(const std::string&, const std::string&)>);
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void RunDeferredStatusAction(const std::string&, std::function<std::string()>);
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void RefreshState(const std::string& message = "Refreshing Docker state...");
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void ApplyRefreshResults(DockerManager::ListResult<DockerManager::ContainerInfo> containers,
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DockerManager::ListResult<DockerManager::ImageInfo> images);
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static void ClearTerminal();
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void RunWithRestoredIO(const std::function<void()>&, bool clear_before = false, bool clear_after = false);
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bool OnEvent(ftxui::Event); ftxui::Element Render() const; ftxui::Element RenderModal() const;
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};
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bool TuxDockApp::IsDigits(const std::string& value) { if (value.empty()) return false; for (unsigned char c : value) if (!std::isdigit(c)) return false; return true; }
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std::string TuxDockApp::ShortId(const std::string& id) { return id.size() <= 12 ? id : id.substr(0, 12); }
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bool TuxDockApp::IsValidPortMapping(const std::string& mapping) { const auto p = mapping.find(':'); return p != std::string::npos && IsDigits(mapping.substr(0, p)) && IsDigits(mapping.substr(p + 1)); }
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ftxui::Element TuxDockApp::FormatContainerList(const std::vector<DockerManager::ContainerInfo>& items) const {
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using namespace ftxui;
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Elements rows;
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for (std::size_t i = 0; i < items.size(); ++i) {
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const auto& container = items[i];
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rows.push_back(vbox(Elements{
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text("[" + std::to_string(i + 1) + "] " + container.name) | bold,
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text((container.running ? "RUNNING" : "STOPPED") + std::string(" id ") + ShortId(container.id)) | dim,
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text("ports: " + (container.ports.empty() ? std::string("none") : container.ports)) | dim,
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}));
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if (i + 1 < items.size()) rows.push_back(separator());
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}
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return vbox(std::move(rows));
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}
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ftxui::Element TuxDockApp::FormatImageList(const std::vector<DockerManager::ImageInfo>& items) const {
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using namespace ftxui;
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Elements rows;
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for (std::size_t i = 0; i < items.size(); ++i) {
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const auto& image = items[i];
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rows.push_back(vbox(Elements{
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text("[" + std::to_string(i + 1) + "] " + image.second) | bold,
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text("id " + ShortId(image.first)) | dim,
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}));
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if (i + 1 < items.size()) rows.push_back(separator());
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}
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return vbox(std::move(rows));
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}
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void TuxDockApp::RefreshState(const std::string& message) {
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SetStatus(message);
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if (refresh_thread_.joinable()) refresh_thread_.join();
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auto* active = screen_;
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refresh_thread_ = std::thread([this, active] {
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auto containers = docker_.getContainerList();
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auto images = docker_.getImageList();
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if (active == nullptr || ftxui::ScreenInteractive::Active() != active) return;
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active->Post([this, containers = std::move(containers), images = std::move(images)]() mutable {
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ApplyRefreshResults(std::move(containers), std::move(images));
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});
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active->PostEvent(ftxui::Event::Custom);
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});
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}
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void TuxDockApp::ApplyRefreshResults(
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DockerManager::ListResult<DockerManager::ContainerInfo> containers,
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DockerManager::ListResult<DockerManager::ImageInfo> images) {
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std::string error;
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if (containers.ok()) {
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containers_ = std::move(containers.items);
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} else {
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error = "Containers: " + containers.error;
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}
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if (images.ok()) {
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images_ = std::move(images.items);
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} else {
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if (!error.empty()) error += "\n";
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error += "Images: " + images.error;
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}
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SetStatus(error.empty() ? "Docker state refreshed." : "Refresh failed; cached state preserved.\n" + error);
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}
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void TuxDockApp::OpenInput(const std::string& title, const std::string& text, std::function<void(bool, const std::string&)> callback, bool secret) { modal_mode_ = ModalMode::Input; modal_title_ = title; modal_text_ = text; modal_input_.clear(); ftxui::InputOption option; option.password = secret; input_component_ = ftxui::Input(&modal_input_, "Type here", option); input_callback_ = std::move(callback); }
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void TuxDockApp::OpenConfirm(const std::string& title, const std::string& text, std::function<void(bool)> callback) { modal_mode_ = ModalMode::Confirm; modal_title_ = title; modal_text_ = text; confirm_callback_ = std::move(callback); }
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void TuxDockApp::OpenSelect(const std::string& title, const std::string& text, std::vector<std::string> options, std::function<void(bool, int)> callback) { modal_mode_ = ModalMode::Select; modal_title_ = title; modal_text_ = text; modal_select_entries_ = std::move(options); modal_select_index_ = 0; select_component_ = ftxui::Menu(&modal_select_entries_, &modal_select_index_); select_callback_ = std::move(callback); }
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void TuxDockApp::OpenMessage(const std::string& title, const std::string& text) { modal_mode_ = ModalMode::Message; modal_title_ = title; modal_text_ = text; modal_content_ = {}; }
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void TuxDockApp::OpenListMessage(const std::string& title, ftxui::Element content) { modal_mode_ = ModalMode::Message; modal_title_ = title; modal_text_.clear(); modal_content_ = std::move(content); }
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void TuxDockApp::ResolveInput(bool confirmed) { auto callback = std::move(input_callback_); const auto value = modal_input_; modal_mode_ = ModalMode::None; input_callback_ = {}; if (callback) callback(confirmed, value); }
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void TuxDockApp::ResolveConfirm(bool confirmed) { auto callback = std::move(confirm_callback_); modal_mode_ = ModalMode::None; confirm_callback_ = {}; if (callback) callback(confirmed); }
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void TuxDockApp::ResolveSelect(bool confirmed) { auto callback = std::move(select_callback_); const int selected = modal_select_index_; modal_mode_ = ModalMode::None; select_callback_ = {}; if (callback) callback(confirmed, selected); }
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void TuxDockApp::CloseMessage() { modal_mode_ = ModalMode::None; modal_content_ = {}; }
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void TuxDockApp::PromptContainerSelection(const std::string& title, std::function<void(const std::string&, const std::string&)> callback) { if (containers_.empty()) { RefreshState("No cached containers. Refreshing..."); return; } std::vector<std::string> options; for (const auto& c : containers_) options.push_back(c.name + " (" + ShortId(c.id) + ") [" + (c.running ? "running" : "stopped") + "]"); OpenSelect(title, "Select a container with arrows and press Enter.", std::move(options), [this, callback = std::move(callback)](bool ok, int selected) { if (!ok) return SetStatus("Action cancelled."); if (selected < 0 || selected >= static_cast<int>(containers_.size())) return SetStatus("Please choose a valid container."); const auto& c = containers_[static_cast<std::size_t>(selected)]; callback(c.id, c.name); }); }
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void TuxDockApp::PromptImageSelection(const std::string& title, std::function<void(const std::string&, const std::string&)> callback) { if (images_.empty()) { RefreshState("No cached images. Refreshing..."); return; } std::vector<std::string> options; for (const auto& image : images_) options.push_back(image.second + " (" + ShortId(image.first) + ")"); OpenSelect(title, "Select an image with arrows and press Enter.", std::move(options), [this, callback = std::move(callback)](bool ok, int selected) { if (!ok) return SetStatus("Action cancelled."); if (selected < 0 || selected >= static_cast<int>(images_.size())) return SetStatus("Please choose a valid image."); const auto& image = images_[static_cast<std::size_t>(selected)]; callback(image.first, image.second); }); }
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void TuxDockApp::RunDeferredStatusAction(const std::string& wait, std::function<std::string()> action) {
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SetStatus(wait);
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auto* active = screen_;
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action_threads_.emplace_back([this, active, action = std::move(action)]() mutable {
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const auto message = action();
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if (active && ftxui::ScreenInteractive::Active() == active) {
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active->Post([this, message] { SetStatus(message); RefreshState(); });
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active->PostEvent(ftxui::Event::Custom);
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}
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});
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}
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void TuxDockApp::ClearTerminal() { std::cout << "\x1b[2J\x1b[H" << std::flush; }
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void TuxDockApp::RunWithRestoredIO(const std::function<void()>& action, bool before, bool after) { if (screen_) screen_->WithRestoredIO([&] { if (before) ClearTerminal(); action(); if (after) ClearTerminal(); })(); else action(); }
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void TuxDockApp::ActionListContainers() {
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if (containers_.empty()) {
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OpenMessage("Containers", "No containers found.");
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return;
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}
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OpenListMessage("Containers", FormatContainerList(containers_));
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}
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void TuxDockApp::ActionListImages() {
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if (images_.empty()) {
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OpenMessage("Images", "No images found.");
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return;
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}
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OpenListMessage("Images", FormatImageList(images_));
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}
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void TuxDockApp::ActionPullImage() { OpenInput("Pull Docker Image", "Enter image name:", [this](bool ok, const std::string& image) { if (!ok) return; RunDeferredStatusAction("Please wait, pulling image...", [this, image] { std::string m; docker_.pullImage(image, m); return m; }); }); }
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void TuxDockApp::ActionRunContainer() { PromptImageSelection("Run Interactive Container", [this](const std::string&, const std::string& tag) { auto context = std::make_shared<RunContainerContext>(); context->image = tag; PromptPortCountAndRun(context); }); }
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void TuxDockApp::PromptPortCountAndRun(const std::shared_ptr<RunContainerContext>& c) { OpenInput("Port Mappings", "How many port mappings? (0 for none)", [this, c](bool ok, const std::string& value) { if (!ok) return; if (!IsDigits(value)) return SetStatus("Please enter a valid number."); c->port_count = std::stoi(value); PromptNextPort(c, 0); }); }
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void TuxDockApp::PromptNextPort(const std::shared_ptr<RunContainerContext>& c, int index) { if (index >= c->port_count) { std::string m; RunWithRestoredIO([this, c, &m] { docker_.runContainerInteractive(c->image, c->ports, m); }, true, true); SetStatus(m); RefreshState(); return; } OpenInput("Port Mapping", "Enter mapping #" + std::to_string(index + 1), [this, c, index](bool ok, const std::string& value) { if (!ok) return; if (!IsValidPortMapping(value)) return SetStatus("Use host:container format."); c->ports.push_back(value); PromptNextPort(c, index + 1); }); }
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void TuxDockApp::ActionStartInteractive() { PromptContainerSelection("Start Interactively", [this](const std::string& id, const std::string&) { std::string m; RunWithRestoredIO([this, &id, &m] { docker_.startInteractive(id, m); }, true, true); SetStatus(m); RefreshState(); }); }
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void TuxDockApp::ActionStartDetached() { PromptContainerSelection("Start Detached", [this](const std::string& id, const std::string&) { RunDeferredStatusAction("Starting container...", [this, id] { std::string m; docker_.startDetached(id, m); return m; }); }); }
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void TuxDockApp::ActionDeleteImage() { PromptImageSelection("Delete Image", [this](const std::string& id, const std::string& tag) { OpenConfirm("Delete Image", "Delete image " + tag + "?", [this, id](bool ok) { if (ok) RunDeferredStatusAction("Deleting image...", [this, id] { std::string m; docker_.deleteImage(id, m); return m; }); }); }); }
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void TuxDockApp::ActionStopContainer() { PromptContainerSelection("Stop Container", [this](const std::string& id, const std::string&) { RunDeferredStatusAction("Stopping container...", [this, id] { std::string m; docker_.stopContainer(id, m); return m; }); }); }
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void TuxDockApp::ActionRemoveContainer() { PromptContainerSelection("Remove Container", [this](const std::string& id, const std::string& name) { OpenConfirm("Remove Container", "Remove container " + name + "?", [this, id](bool ok) { if (ok) RunDeferredStatusAction("Removing container...", [this, id] { std::string m; docker_.removeContainer(id, m); return m; }); }); }); }
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void TuxDockApp::ActionExecShell() { PromptContainerSelection("Open Shell", [this](const std::string& id, const std::string&) { std::string m; RunWithRestoredIO([this, &id, &m] { docker_.execShell(id, m); }, true, true); SetStatus(m); }); }
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void TuxDockApp::ActionExecDetachedCommand() { PromptContainerSelection("Run Detached Command", [this](const std::string& id, const std::string& name) { OpenInput("Detached Command", "Enter command to run in " + name + ":", [this, id](bool ok, const std::string& command) { if (!ok) return; RunDeferredStatusAction("Running command...", [this, id, command] { std::string m; docker_.execDetachedCommand(id, command, m); return m; }); }); }); }
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void TuxDockApp::ActionSpinUpMySQL() { OpenInput("MySQL Setup", "Enter port mapping:", [this](bool ok, const std::string& port) { if (!ok || !IsValidPortMapping(port)) return SetStatus("Use host:container format."); OpenInput("MySQL Setup", "Enter root password:", [this, port](bool ok2, const std::string& password) { if (!ok2) return; OpenInput("MySQL Setup", "Enter version tag:", [this, port, password](bool ok3, const std::string& version) { if (!ok3) return; RunDeferredStatusAction("Launching MySQL...", [this, port, password, version] { std::string m; docker_.spinUpMySQL(port, password, version, m); return m; }); }); }, true); }); }
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void TuxDockApp::ActionCreateDockerfile() {
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OpenInput("Dockerfile Builder", "Enter base image:", [this](bool ok, const std::string& base) {
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if (!ok) return;
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OpenInput("Dockerfile Builder", "Enter bash script path:", [this, base](bool ok2, const std::string& script) {
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if (!ok2) return;
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OpenInput("Dockerfile Builder", "Enter output Dockerfile:", [this, base, script](bool ok3, const std::string& output) {
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if (!ok3) return;
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OpenInput("Dockerfile Builder", "Enter image name (empty skips build):", [this, base, script, output](bool ok4, const std::string& image) {
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if (!ok4) return;
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RunDeferredStatusAction("Creating Dockerfile...", [this, base, script, output, image] {
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std::string m;
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docker_.createDockerfile(base, script, output, image, m);
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return m;
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});
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});
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});
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});
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});
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}
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void TuxDockApp::ActionAbout() { SetStatus("Tux-Dock 022526-dev\nCreated by markmental"); }
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void TuxDockApp::ExecuteSelectedAction() { switch (menu_selected_) { case 0: ActionPullImage(); break; case 1: ActionRunContainer(); break; case 2: ActionListContainers(); break; case 3: ActionListImages(); break; case 4: ActionStartInteractive(); break; case 5: ActionStartDetached(); break; case 6: ActionDeleteImage(); break; case 7: ActionStopContainer(); break; case 8: ActionRemoveContainer(); break; case 9: ActionExecShell(); break; case 10: ActionExecDetachedCommand(); break; case 11: ActionSpinUpMySQL(); break; case 12: ActionCreateDockerfile(); break; case 13: ActionAbout(); break; case 14: if (screen_) screen_->ExitLoopClosure()(); break; default: break; } }
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bool TuxDockApp::OnEvent(ftxui::Event event) { if (modal_mode_ == ModalMode::Input) { if (event == ftxui::Event::Return) { ResolveInput(true); return true; } if (event == ftxui::Event::Escape) { ResolveInput(false); return true; } return input_component_->OnEvent(event); } if (modal_mode_ == ModalMode::Confirm) { if (event == ftxui::Event::Return || event == ftxui::Event::Character("y")) { ResolveConfirm(true); return true; } if (event == ftxui::Event::Escape || event == ftxui::Event::Character("n")) { ResolveConfirm(false); return true; } return true; } if (modal_mode_ == ModalMode::Select) { if (event == ftxui::Event::Return) { ResolveSelect(true); return true; } if (event == ftxui::Event::Escape) { ResolveSelect(false); return true; } return select_component_->OnEvent(event); } if (modal_mode_ == ModalMode::Message) { if (event == ftxui::Event::Return || event == ftxui::Event::Escape) { CloseMessage(); return true; } return true; } if (event == ftxui::Event::Return) { ExecuteSelectedAction(); return true; } return false; }
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ftxui::Element TuxDockApp::RenderModal() const {
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using namespace ftxui;
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Element body;
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Element footer;
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if (modal_mode_ == ModalMode::Input) {
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body = vbox(Elements{paragraph(modal_text_), separator(), input_component_->Render() | border});
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footer = text("Enter: confirm Esc: cancel") | dim;
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} else if (modal_mode_ == ModalMode::Confirm) {
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body = paragraph(modal_text_);
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footer = text("Y/Enter: confirm N/Esc: cancel") | dim;
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} else if (modal_mode_ == ModalMode::Select) {
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body = vbox(Elements{paragraph(modal_text_), separator(), select_component_->Render() | frame | vscroll_indicator});
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footer = text("Up/Down: choose Enter: confirm Esc: cancel") | dim;
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} else {
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body = (modal_content_ ? std::move(modal_content_) : paragraph(modal_text_)) |
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frame | vscroll_indicator |
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size(HEIGHT, LESS_THAN, 18) | size(WIDTH, LESS_THAN, 96);
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footer = text("Enter/Esc: close") | dim;
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}
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return window(text(modal_title_), vbox(Elements{body, separator(), footer})) |
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size(WIDTH, LESS_THAN, 96) | size(WIDTH, GREATER_THAN, 42) |
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size(HEIGHT, LESS_THAN, 24) | size(HEIGHT, GREATER_THAN, 10) | center;
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}
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ftxui::Element TuxDockApp::Render() const { using namespace ftxui; Elements lines; std::stringstream s(status_); std::string line; while (std::getline(s, line)) lines.push_back(line.empty() ? text(" ") : text(line)); auto base = hbox(Elements{window(text("Actions"), vbox(Elements{menu_component_->Render() | frame | vscroll_indicator, separator(), text("Up/Down: navigate Enter: select") | dim})) | size(WIDTH, GREATER_THAN, 48) | flex, separator(), window(text("Status"), vbox(Elements{vbox(std::move(lines)) | yflex | frame | vscroll_indicator, separator(), text("Engine API cache") | dim})) | size(WIDTH, GREATER_THAN, 48) | flex}) | border; return modal_mode_ == ModalMode::None ? base : dbox({base, RenderModal() | clear_under | center}); }
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int TuxDockApp::Run() {
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std::string connection_error;
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if (!docker_.checkConnection(connection_error)) {
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std::cerr << "Unable to connect to Docker Engine.\n"
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<< "Socket: /var/run/docker.sock\n"
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<< "Reason: " << connection_error << "\n\n"
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<< "Ensure Docker is running and your user can access the Docker socket.\n";
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return 1;
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}
|
|
|
|
const auto initial_containers = docker_.getContainerList();
|
|
const auto initial_images = docker_.getImageList();
|
|
if (initial_containers.ok()) containers_ = initial_containers.items;
|
|
if (initial_images.ok()) images_ = initial_images.items;
|
|
if (!initial_containers.ok() || !initial_images.ok()) {
|
|
SetStatus("Docker connected, but initial state could not be fully loaded.");
|
|
} else if (containers_.empty() && images_.empty()) {
|
|
SetStatus("Docker connected. No containers or images found.");
|
|
} else {
|
|
SetStatus("Docker connected. State loaded.");
|
|
}
|
|
|
|
auto root = ftxui::Renderer(menu_component_, [this] { return Render(); });
|
|
auto app = ftxui::CatchEvent(root, [this](ftxui::Event e) { return OnEvent(e); });
|
|
auto screen = ftxui::ScreenInteractive::TerminalOutput();
|
|
screen_ = &screen;
|
|
screen.Loop(app);
|
|
screen_ = nullptr;
|
|
if (refresh_thread_.joinable()) refresh_thread_.join();
|
|
for (auto& thread : action_threads_) if (thread.joinable()) thread.join();
|
|
return 0;
|
|
}
|
|
int main() { TuxDockApp app; return app.Run(); }
|