Files
codecraft/server/src/api.rs
T
Richard ZinkandClaude Opus 5.5 1f69d63b09 Status LEDs, image model selection, backup restore, provider test, monthly versions
- Sidebar: three status LEDs (server, models, MCP) with an overview popover (/api/status)
- Images: preview stage, purpose-based model choice and reference images
  (Nano Banana Pro edit refines the chosen preview)
- Settings: restore a stored or uploaded backup (staged, applied on restart)
- Provider form: test connection; saving or reloading re-checks the status at once
- opencode Zen/Go: send x-opencode-session with a stable id per conversation
- Releases are named vYYYYMM-NNNNN; scripts/release.sh numbers, tags, builds and publishes
- Fix: backups made in the same second no longer overwrite each other

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
2026-11-09 09:31:24 +01:00

1707 lines
71 KiB
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//! HTTP + WebSocket API. Every route except the public auth endpoints requires a
//! signed-in user; admin-only routes check the role.
use crate::app::{Access, App, PermissionReply};
use crate::auth::{self, require_admin};
use crate::config::{self, ConfigPatch};
use crate::prompts;
use crate::runner;
use crate::store::User;
use crate::types::{Event, ImageData, Part, Session, new_id, now_ms};
use axum::extract::ws::{Message as WsMessage, WebSocket, WebSocketUpgrade};
use axum::extract::{Path, Query, State};
use axum::http::StatusCode;
use axum::middleware;
use axum::response::{IntoResponse, Response};
use axum::routing::{delete, get, post, put};
use axum::{Extension, Json, Router};
use serde::Deserialize;
use serde_json::{Map, Value, json};
use std::path::PathBuf;
use std::sync::Arc;
pub type AppState = Arc<App>;
pub struct ApiError(pub StatusCode, pub String);
impl IntoResponse for ApiError {
fn into_response(self) -> Response {
(self.0, Json(json!({"error": self.1}))).into_response()
}
}
impl<E: Into<anyhow::Error>> From<E> for ApiError {
fn from(e: E) -> Self {
ApiError(StatusCode::BAD_REQUEST, format!("{:#}", e.into()))
}
}
pub type ApiResult<T = Json<Value>> = Result<T, ApiError>;
fn not_found(what: &str) -> ApiError {
ApiError(StatusCode::NOT_FOUND, format!("{what} not found"))
}
fn forbidden() -> ApiError {
ApiError(StatusCode::FORBIDDEN, "no access to this session".into())
}
pub fn router(app: AppState) -> Router {
let api = Router::new()
// public
.route("/info", get(auth::info))
.route("/auth/login", post(auth::login))
.route("/auth/cli-login", post(auth::cli_login))
.route("/auth/logout", post(auth::logout))
.route("/auth/setup", post(auth::setup))
.route("/auth/oidc/start", get(auth::oidc_start))
.route("/auth/oidc/callback", get(auth::oidc_callback))
// signed in
.route("/auth/password", post(auth::change_password))
.route("/users", get(auth::list_users).post(auth::create_user))
.route("/users/directory", get(auth::directory))
.route("/users/{id}", axum::routing::patch(auth::update_user).delete(auth::delete_user))
.route("/folders", get(list_folders).post(create_folder))
.route("/folders/{id}", delete(delete_folder))
.route("/folders/{id}/access", put(set_folder_access))
.route("/config", get(get_config).patch(patch_config))
.route("/config/raw", get(get_config_raw).put(put_config_raw))
.route("/providers/reload", post(reload_providers))
.route("/models", get(models))
.route("/agents", get(agents))
.route("/agents/{name}", delete(delete_agent))
.route("/commands", get(commands))
.route("/sessions", get(list_sessions).post(create_session))
.route("/sessions/search", get(search_sessions))
.route("/sessions/{id}/fork", post(fork_session))
.route("/sessions/{id}/title", post(suggest_title))
.route("/sessions/{id}/regenerate", post(regenerate))
.route("/sessions/{id}/worktree", get(worktree_status).post(worktree_action))
.route("/sessions/{id}/export", get(export_session))
.route("/sessions/{id}", get(get_session).patch(update_session).delete(delete_session))
.route("/sessions/{id}/prompt", post(prompt))
.route("/sessions/{id}/abort", post(abort))
.route("/sessions/{id}/compact", post(compact))
.route("/sessions/{id}/rewind", post(rewind))
.route("/sessions/{id}/changes", get(changed_files))
.route("/sessions/{id}/shells", get(list_shells))
.route("/sessions/{id}/shells/{shell}/kill", post(kill_shell))
.route("/sessions/{id}/stats", get(session_stats))
.route("/sessions/{id}/shares", get(get_shares).put(put_shares))
.route("/sessions/{id}/queue", get(get_queue))
.route("/sessions/{id}/queue/flush", post(flush_queue))
.route("/sessions/{id}/queue/{item}", delete(delete_queue_item))
.route("/permissions/{id}", post(reply_permission))
.route("/questions/{id}", post(answer_question))
.route("/pending", get(pending))
.route("/mcp", get(mcp_status))
.route("/mcp/reload", post(mcp_reload))
.route("/fs/roots", get(list_roots))
.route("/files/list", get(crate::files::list))
.route("/files/read", get(crate::files::read))
.route("/files/raw", get(crate::files::raw))
.route("/files/stat", get(crate::files::stat))
.route("/files/write", put(crate::files::write))
.route("/files/create", post(crate::files::create))
.route("/files/move", post(crate::files::move_or_copy))
.route("/files/delete", delete(crate::files::remove))
.route("/files/upload", put(crate::files::upload))
.route("/files/search", get(crate::files::search))
.route("/files/preview/pdf-info", get(crate::files::pdf_info))
.route("/files/preview/pdf-page", get(crate::files::pdf_page))
.route("/files/preview/doc", get(crate::files::doc_preview))
.route("/files/preview/module", get(crate::files::module_audio))
.route("/git", post(crate::git::handle))
.route("/fs/dirs", get(list_dirs))
.route("/stats", get(stats))
.route("/budget", get(budget))
.route("/audit", get(audit_log))
.route("/backup", get(backup))
.route("/backups", get(list_backups).post(run_backup))
.route("/backups/{name}", get(download_backup))
.route("/backups/{name}/restore", post(restore_stored_backup))
.route("/backups/restore", post(restore_uploaded_backup).layer(axum::extract::DefaultBodyLimit::max(4 * 1024 * 1024 * 1024)))
.route("/health", get(health))
.route("/tools", get(crate::reverse::status))
.route("/tools/ghidra/install", post(crate::reverse::install_ghidra))
.route("/providers/{name}/prices", get(provider_prices))
.route("/providers/status", get(provider_status).post(recheck_providers))
.route("/providers/test", post(test_provider))
.route("/status", get(status_overview))
.route("/images", get(list_images).post(create_images))
.route("/images/config", get(images_config))
.route("/images/{id}", delete(delete_image))
.route("/images/{id}/file", get(image_file))
.route("/account/git", get(get_git_settings).put(put_git_settings))
.route("/account/prefs", get(crate::cli_api::get_prefs).put(crate::cli_api::put_prefs))
.route("/account/memory", get(crate::cli_api::get_memory).put(crate::cli_api::put_memory))
.route("/templates", get(crate::cli_api::get_templates))
.route("/templates/{scope}", put(crate::cli_api::put_templates))
.route("/cli/config", get(crate::cli_api::config))
.route("/cli/skill/{name}", get(crate::cli_api::skill))
.route("/cli/tool", post(crate::cli_api::tool))
.route("/llm/stream", post(crate::cli_api::llm_stream))
.route("/account/tokens", get(auth::list_api_tokens).post(auth::create_api_token))
.route("/account/tokens/{id}", delete(auth::delete_api_token))
.route("/jobs", get(list_jobs).post(register_job))
.route("/jobs/create", post(create_job))
.route("/jobs/{id}", axum::routing::patch(update_job).delete(delete_job))
.route("/jobs/{id}/run", post(run_job))
.route("/jobs/{id}/webhook", post(job_webhook_settings))
.route("/terminals", get(list_terminals).post(open_terminal))
.route("/terminals/{id}", delete(close_terminal))
.route("/terminals/{id}/ws", get(terminal_ws))
.route("/push/key", get(push_key))
.route("/push/subscribe", post(push_subscribe).delete(push_unsubscribe))
.route("/push/test", post(push_test))
.route("/push/digest", get(get_digest).put(put_digest).post(send_digest))
.route("/ws", get(ws))
.layer(middleware::from_fn_with_state(app.clone(), auth::require_user))
// Prompts may carry images (base64); the default limit is 2 MB.
.layer(axum::extract::DefaultBodyLimit::max(50 * 1024 * 1024));
let web_dir = std::env::var("CODECRAFT_WEB").map(PathBuf::from).unwrap_or_else(|_| {
["../web/dist", "./web/dist", "/app/web"]
.iter()
.map(PathBuf::from)
.find(|p| p.join("index.html").exists())
.unwrap_or_else(|| PathBuf::from("./web/dist"))
});
let index = web_dir.join("index.html");
let static_files = tower_http::services::ServeDir::new(&web_dir).fallback(tower_http::services::ServeFile::new(index));
Router::new()
.nest("/api", api)
.route("/hooks/{id}", post(incoming_webhook))
.route("/metrics", get(crate::metrics::metrics))
.route("/cli/install.sh", get(cli_install_script))
.route("/cli/download/{target}", get(cli_download))
.fallback_service(static_files)
.with_state(app)
}
fn cli_dir() -> PathBuf {
std::env::var("CODECRAFT_CLI_DIR").map(PathBuf::from).unwrap_or_else(|_| PathBuf::from("/app/cli"))
}
/// Whether this server ships prebuilt terminal client binaries (the release image does not).
pub(crate) fn cli_builds_available() -> bool {
std::fs::read_dir(cli_dir()).map(|mut d| d.any(|e| e.is_ok_and(|e| e.file_name().to_string_lossy().starts_with("codecraft-")))).unwrap_or(false)
}
const CLI_SOURCE_HINT: &str = "build it from source: cargo install --locked --git https://git.familie-zink.org/zink/codecraft codecraft-cli";
/// The server's public base URL (config, else from the request).
fn public_base(app: &App, headers: &axum::http::HeaderMap) -> String {
let cfg = app.config();
if !cfg.auth.public_url.is_empty() {
return cfg.auth.public_url.trim_end_matches('/').to_string();
}
let host = headers.get("x-forwarded-host").or(headers.get(axum::http::header::HOST)).and_then(|v| v.to_str().ok()).unwrap_or("localhost:8787");
let proto = headers.get("x-forwarded-proto").and_then(|v| v.to_str().ok()).unwrap_or("http");
format!("{proto}://{host}")
}
/// `curl -fsSL <server>/cli/install.sh | sh` installs the terminal client.
async fn cli_install_script(State(app): State<AppState>, headers: axum::http::HeaderMap) -> Response {
let base = public_base(&app, &headers);
let script = include_str!("../resources-cli/install.sh").replace("__CODECRAFT_URL__", &base);
([(axum::http::header::CONTENT_TYPE, "text/x-shellscript; charset=utf-8")], script).into_response()
}
/// Static CLI binaries, e.g. /cli/download/linux-x86_64.
async fn cli_download(Path(target): Path<String>) -> Response {
if !target.chars().all(|c| c.is_ascii_alphanumeric() || c == '-' || c == '_') {
return (StatusCode::BAD_REQUEST, "invalid target").into_response();
}
let path = cli_dir().join(format!("codecraft-{target}"));
match tokio::fs::read(&path).await {
Ok(bytes) => (
[
(axum::http::header::CONTENT_TYPE, "application/octet-stream".to_string()),
(axum::http::header::CONTENT_DISPOSITION, "attachment; filename=\"codecraft\"".to_string()),
],
bytes,
)
.into_response(),
Err(_) => (StatusCode::NOT_FOUND, format!("no prebuilt codecraft for {target} on this server – {CLI_SOURCE_HINT}\n")).into_response(),
}
}
/// Load a session the user may at least read.
fn readable(app: &App, user: &User, id: &str) -> Result<Session, ApiError> {
let s = app.store.get_session(id)?.ok_or_else(|| not_found("session"))?;
if app.access(user, id) == Access::None {
return Err(forbidden());
}
Ok(s)
}
/// Load a session the user may control (owner or admin).
fn writable(app: &App, user: &User, id: &str) -> Result<Session, ApiError> {
let s = readable(app, user, id)?;
if app.access(user, id) != Access::Full {
return Err(ApiError(StatusCode::FORBIDDEN, "this session is shared with you read-only".into()));
}
Ok(s)
}
// --- config (admin) -----------------------------------------------------------
async fn get_config(Extension(user): Extension<User>, State(app): State<AppState>) -> ApiResult {
let cfg = app.config();
let default_model = if cfg.server.default_model.is_empty() { app.registry().first_model() } else { Some(cfg.server.default_model.clone()) };
if !user.is_admin() {
// Users only need defaults, not the configuration.
return Ok(Json(json!({"default_model": default_model, "small_model": cfg.server.small_model, "currency": cfg.server.currency})));
}
Ok(Json(json!({
"config": config::redacted_json(&cfg),
"workspace": app.workspace(),
"default_model": default_model,
"small_model": cfg.server.small_model,
"currency": cfg.server.currency,
})))
}
#[derive(Deserialize)]
struct PatchBody {
patches: Vec<ConfigPatch>,
}
async fn patch_config(Extension(user): Extension<User>, State(app): State<AppState>, Json(body): Json<PatchBody>) -> ApiResult {
require_admin(&user)?;
// Masked secrets coming back from the UI must not overwrite real values.
let patches: Vec<ConfigPatch> = body.patches.into_iter().filter(|p| p.value.as_str() != Some("••••••••")).collect();
let paths: Vec<String> = patches.iter().map(|p| p.path.join(".")).collect();
app.patch_config(&patches).await?;
app.audit(Some(&user), "config.patch", paths.join(", "), "");
Ok(Json(json!({"ok": true})))
}
async fn get_config_raw(Extension(user): Extension<User>, State(app): State<AppState>) -> ApiResult {
require_admin(&user)?;
Ok(Json(json!({"text": app.config_text()?})))
}
#[derive(Deserialize)]
struct RawBody {
text: String,
}
async fn put_config_raw(Extension(user): Extension<User>, State(app): State<AppState>, Json(body): Json<RawBody>) -> ApiResult {
require_admin(&user)?;
app.save_config(&body.text).await?;
app.audit(Some(&user), "config.raw", format!("{} bytes", body.text.len()), "");
Ok(Json(json!({"ok": true})))
}
async fn reload_providers(Extension(user): Extension<User>, State(app): State<AppState>) -> ApiResult {
require_admin(&user)?;
app.reload_providers().await;
Ok(Json(app.registry().models_json()))
}
async fn models(State(app): State<AppState>) -> Json<Value> {
Json(app.registry().models_json())
}
#[derive(Deserialize)]
struct CwdQuery {
cwd: Option<String>,
}
/// Root and cwd for listing agents/commands; falls back to the user's first root.
fn scope(app: &App, user: &User, cwd: Option<String>) -> (PathBuf, PathBuf) {
let owner = Some(user.id.as_str());
let roots = app.user_roots(owner);
let cwd = cwd.map(PathBuf::from).filter(|c| roots.iter().any(|r| c.starts_with(r))).unwrap_or_else(|| roots[0].clone());
(app.root_for(owner, &cwd), cwd)
}
async fn agents(Extension(user): Extension<User>, State(app): State<AppState>, Query(q): Query<CwdQuery>) -> Json<Value> {
let (root, cwd) = scope(&app, &user, q.cwd);
Json(json!(prompts::agents(&app, &root, &cwd)))
}
/// Delete a user-defined agent: its config entry and/or its Markdown file.
async fn delete_agent(Extension(user): Extension<User>, State(app): State<AppState>, Path(name): Path<String>, Query(q): Query<CwdQuery>) -> ApiResult {
let (root, cwd) = scope(&app, &user, q.cwd);
let agent = prompts::agents(&app, &root, &cwd).into_iter().find(|a| a.name == name).ok_or_else(|| not_found("agent"))?;
let mut removed = Vec::new();
if app.config().agents.contains_key(&name) {
require_admin(&user)?;
let patch = ConfigPatch { path: vec!["agents".to_string(), name.clone()], value: Value::Null };
app.patch_config(&[patch]).await.map_err(|e| ApiError(StatusCode::BAD_REQUEST, format!("{e:#}")))?;
removed.push("config".to_string());
}
if let Some(path) = &agent.path {
let p = std::path::PathBuf::from(path);
// Global agent files are admin-managed; project files must be in the user's folders.
let in_data = p.starts_with(app.data_dir());
let allowed = if in_data { user.is_admin() } else { crate::files::checked_path(&app, &user, path, true).is_ok() };
if !allowed || p.starts_with(prompts::builtin_resources()) {
return Err(ApiError(StatusCode::FORBIDDEN, "this agent file cannot be deleted by you".into()));
}
std::fs::remove_file(&p)?;
removed.push(path.clone());
}
if removed.is_empty() {
return Err(ApiError(StatusCode::BAD_REQUEST, "built-in modes cannot be deleted".into()));
}
app.audit(Some(&user), "agent.delete", format!("{name}: {}", removed.join(", ")), "");
Ok(Json(json!({"ok": true, "removed": removed})))
}
async fn commands(Extension(user): Extension<User>, State(app): State<AppState>, Query(q): Query<CwdQuery>) -> Json<Value> {
let (root, cwd) = scope(&app, &user, q.cwd);
Json(json!({
"commands": prompts::commands(&app, &root, &cwd),
"skills": prompts::skills(&app, &root, &cwd),
}))
}
// --- shared folders (admin) ---------------------------------------------------
async fn list_folders(Extension(user): Extension<User>, State(app): State<AppState>) -> ApiResult {
require_admin(&user)?;
Ok(Json(json!({"workspace": app.workspace(), "folders": app.store.folders()?})))
}
#[derive(Deserialize)]
struct FolderBody {
/// Path relative to the workspace (or absolute inside it). Created if missing.
path: String,
#[serde(default)]
users: Vec<String>,
}
async fn create_folder(Extension(user): Extension<User>, State(app): State<AppState>, Json(body): Json<FolderBody>) -> ApiResult {
require_admin(&user)?;
let ws = app.workspace();
let rel = body.path.trim().trim_start_matches(ws.to_str().unwrap_or("")).trim_matches('/');
if rel.is_empty() || rel.split('/').any(|c| c.is_empty() || c == "." || c == ".." || c.starts_with('.')) {
return Err(ApiError(StatusCode::BAD_REQUEST, "invalid folder path".into()));
}
let path = ws.join(rel);
std::fs::create_dir_all(&path)?;
let path = std::fs::canonicalize(&path)?;
if !path.starts_with(&ws) || path == ws {
return Err(ApiError(StatusCode::BAD_REQUEST, "folder must be inside the workspace".into()));
}
let id = app.store.add_folder(&path.display().to_string())?;
app.audit(Some(&user), "folder.create", path.display().to_string(), "");
app.store.set_folder_access(&id, &body.users)?;
Ok(Json(json!({"id": id, "path": path})))
}
async fn delete_folder(Extension(user): Extension<User>, State(app): State<AppState>, Path(id): Path<String>) -> ApiResult {
require_admin(&user)?;
// Only the share is removed; the directory and its files stay.
app.store.delete_folder(&id)?;
Ok(Json(json!({"ok": true})))
}
#[derive(Deserialize)]
struct AccessBody {
users: Vec<String>,
}
async fn set_folder_access(Extension(user): Extension<User>, State(app): State<AppState>, Path(id): Path<String>, Json(body): Json<AccessBody>) -> ApiResult {
require_admin(&user)?;
app.store.set_folder_access(&id, &body.users)?;
app.audit(Some(&user), "folder.access", format!("{id}: {} user(s)", body.users.len()), "");
Ok(Json(json!({"ok": true})))
}
// --- sessions ---------------------------------------------------------------
async fn list_sessions(Extension(user): Extension<User>, State(app): State<AppState>) -> ApiResult {
let filter = if user.is_admin() { None } else { Some(user.id.as_str()) };
let list: Vec<Value> = app
.store
.list_sessions(filter)?
.into_iter()
.map(|s| {
let busy = app.is_busy(&s.id);
let shared = s.owner_id.as_deref() != Some(user.id.as_str());
let mut v = json!(s);
v["busy"] = json!(busy);
v["shared"] = json!(shared);
v
})
.collect();
Ok(Json(json!(list)))
}
#[derive(Deserialize)]
struct CreateSession {
cwd: Option<String>,
model: Option<String>,
agent: Option<String>,
permission_mode: Option<String>,
clean_room: Option<bool>,
}
/// Resolve a directory and check it lies inside one of the user's roots.
fn validate_cwd(app: &App, user: &User, cwd: Option<String>) -> Result<PathBuf, ApiError> {
let roots = app.user_roots(Some(&user.id));
let p = match cwd.filter(|c| !c.trim().is_empty()) {
Some(c) if std::path::Path::new(&c).is_absolute() => PathBuf::from(c),
Some(c) => roots[0].join(c),
None => roots[0].clone(),
};
let p = std::fs::canonicalize(&p).map_err(|_| ApiError(StatusCode::BAD_REQUEST, format!("directory does not exist: {}", p.display())))?;
if !p.is_dir() || !roots.iter().any(|r| p.starts_with(r)) {
return Err(ApiError(StatusCode::FORBIDDEN, "directory is outside your folders".into()));
}
Ok(p)
}
async fn create_session(Extension(user): Extension<User>, State(app): State<AppState>, Json(body): Json<CreateSession>) -> ApiResult {
let cwd = validate_cwd(&app, &user, body.cwd)?;
let cfg = app.config();
let model = body
.model
.filter(|m| !m.is_empty())
.or_else(|| Some(cfg.server.default_model.clone()).filter(|m| !m.is_empty()))
.or_else(|| app.registry().first_model())
.ok_or_else(|| ApiError(StatusCode::BAD_REQUEST, "no model configured – ask an admin to add a provider".into()))?;
let mode = body.permission_mode.unwrap_or_else(|| "auto".into());
if !crate::permission::MODES.contains(&mode.as_str()) {
return Err(ApiError(StatusCode::BAD_REQUEST, "invalid permission mode".into()));
}
let now = now_ms();
let s = Session {
id: new_id(),
title: String::new(),
cwd: cwd.display().to_string(),
model,
agent: body.agent.unwrap_or_else(|| "build".into()),
permission_mode: mode,
parent_id: None,
owner_id: Some(user.id.clone()),
created_at: now,
updated_at: now,
todos: Value::Null,
last_usage: None,
clean_room: body.clean_room,
phase: None,
worktree: None,
pinned: false,
archived: false,
folder: None,
};
let s = app.save_session(s)?;
Ok(Json(json!(s)))
}
#[derive(Deserialize)]
struct SearchQ {
q: String,
}
async fn search_sessions(Extension(user): Extension<User>, State(app): State<AppState>, Query(q): Query<SearchQ>) -> ApiResult {
if q.q.trim().len() < 2 {
return Ok(Json(json!([])));
}
let filter = if user.is_admin() { None } else { Some(user.id.as_str()) };
let hits: Vec<Value> = app
.store
.search_sessions(filter, q.q.trim())?
.into_iter()
.map(|(s, snippet)| json!({"id": s.id, "title": s.title, "cwd": s.cwd, "agent": s.agent, "updated_at": s.updated_at, "snippet": snippet}))
.collect();
Ok(Json(json!(hits)))
}
#[derive(Deserialize)]
struct RegenerateBody {
/// An assistant message of the turn to redo.
message_id: String,
model: Option<String>,
effort: Option<String>,
}
/// Redo a turn: drop everything after the user's prompt, restore files changed
/// since, and run again (optionally with another model / effort).
async fn regenerate(Extension(user): Extension<User>, State(app): State<AppState>, Path(id): Path<String>, Json(b): Json<RegenerateBody>) -> ApiResult {
let mut s = writable(&app, &user, &id)?;
if app.is_busy(&id) {
return Err(ApiError(StatusCode::CONFLICT, "session is busy".into()));
}
let msgs = app.store.messages(&id)?;
let idx = msgs.iter().position(|m| m.id == b.message_id).ok_or_else(|| not_found("message"))?;
// The prompt of this turn: the last user message with real content before it.
let prompt_idx = msgs[..idx]
.iter()
.rposition(|m| matches!(m.role, crate::types::Role::User) && m.parts.iter().any(|p| matches!(p, Part::Text { .. } | Part::Image { .. })))
.ok_or_else(|| ApiError(StatusCode::BAD_REQUEST, "no prompt before this message".into()))?;
let first_dropped = msgs.get(prompt_idx + 1).ok_or_else(|| ApiError(StatusCode::BAD_REQUEST, "nothing to regenerate".into()))?;
if let Some(m) = b.model.filter(|m| !m.is_empty()) {
app.registry().resolve(&m).map_err(|e| ApiError(StatusCode::BAD_REQUEST, format!("{e:#}")))?;
s.model = m;
}
// Files the dropped steps changed go back to their state before.
let since = first_dropped.created_at;
let roots = app.user_roots(s.owner_id.as_deref());
for (path, content) in app.store.checkpoints_since(&id, since)? {
let p = PathBuf::from(&path);
if !roots.iter().any(|r| p.starts_with(r)) {
continue;
}
match content {
Some(bytes) => {
let _ = std::fs::write(&p, bytes);
}
None => {
let _ = std::fs::remove_file(&p);
}
}
}
app.store.delete_checkpoints_since(&id, since)?;
app.store.truncate_from(&id, &first_dropped.id)?;
s.last_usage = None;
app.save_session(s)?;
set_turn_effort(&app, &id, b.effort.as_deref())?;
runner::submit(app.clone(), id.clone(), vec![], "user").map_err(|e| ApiError(StatusCode::INTERNAL_SERVER_ERROR, format!("{e:#}")))?;
Ok(Json(json!({"ok": true})))
}
#[derive(Deserialize)]
struct WorktreeBody {
action: String,
}
async fn worktree_status(Extension(user): Extension<User>, State(app): State<AppState>, Path(id): Path<String>) -> ApiResult {
let mut s = readable(&app, &user, &id)?;
if s.worktree.is_none() {
return Ok(Json(json!({"worktree": null})));
}
Ok(Json(crate::git::worktree(&app, &user, &mut s, "status").await?))
}
async fn worktree_action(Extension(user): Extension<User>, State(app): State<AppState>, Path(id): Path<String>, Json(b): Json<WorktreeBody>) -> ApiResult {
let mut s = writable(&app, &user, &id)?;
if app.is_busy(&id) && b.action != "status" {
return Err(ApiError(StatusCode::CONFLICT, "the session is busy – wait until the agent is done".into()));
}
let res = crate::git::worktree(&app, &user, &mut s, &b.action).await?;
if b.action == "remove" {
s.worktree = None;
}
if b.action != "status" {
app.save_session(s)?;
app.audit(Some(&user), &format!("worktree.{}", b.action), &id, "");
}
Ok(Json(res))
}
#[derive(Deserialize, Default)]
struct TitleBody {
model: Option<String>,
}
/// Generate a title suggestion with a chosen model (not saved).
async fn suggest_title(Extension(user): Extension<User>, State(app): State<AppState>, Path(id): Path<String>, body: Option<Json<TitleBody>>) -> ApiResult {
writable(&app, &user, &id)?;
let model = body.and_then(|b| b.0.model);
let title = crate::runner::suggest_title(app.clone(), &id, model).await.map_err(|e| ApiError(StatusCode::BAD_GATEWAY, format!("{e:#}")))?;
Ok(Json(json!({"title": title})))
}
#[derive(Deserialize, Default)]
struct ForkBody {
/// Last message to keep (inclusive); all messages when missing.
message_id: Option<String>,
}
/// Copy a session (up to a message) into a new one to try another path.
async fn fork_session(Extension(user): Extension<User>, State(app): State<AppState>, Path(id): Path<String>, body: Option<Json<ForkBody>>) -> ApiResult {
let src = writable(&app, &user, &id)?;
let body = body.map(|b| b.0).unwrap_or_default();
let messages = app.store.messages(&id)?;
let end = match &body.message_id {
Some(mid) => messages.iter().position(|m| &m.id == mid).ok_or_else(|| not_found("message"))? + 1,
None => messages.len(),
};
let now = now_ms();
let title = if src.title.is_empty() { "Fork".to_string() } else { format!("{} (fork)", src.title) };
let fork = Session {
id: new_id(),
title,
parent_id: None,
owner_id: Some(user.id.clone()),
created_at: now,
updated_at: now,
last_usage: None,
phase: None,
worktree: None,
pinned: false,
archived: false,
..src.clone()
};
let fork = app.save_session(fork)?;
for m in &messages[..end] {
let mut m = m.clone();
m.id = new_id();
app.store.add_message(&fork.id, &m)?;
}
app.audit(Some(&user), "session.fork", &format!("{id} -> {}", fork.id), "");
Ok(Json(json!(fork)))
}
#[derive(Deserialize)]
struct ExportQ {
#[serde(default)]
format: String,
}
/// Download a session as Markdown (default) or JSON.
async fn export_session(Extension(user): Extension<User>, State(app): State<AppState>, Path(id): Path<String>, Query(q): Query<ExportQ>) -> Result<axum::response::Response, ApiError> {
let s = readable(&app, &user, &id)?;
let messages = app.store.messages(&id)?;
let base: String = s.title.chars().map(|c| if c.is_alphanumeric() || c == '-' { c } else { '_' }).collect::<String>().trim_matches('_').to_string();
let base = if base.is_empty() { format!("session-{}", &id[..8.min(id.len())]) } else { base };
let (body, mime, ext) = if q.format == "json" {
(serde_json::to_string_pretty(&json!({"session": s, "messages": messages}))?, "application/json", "json")
} else {
(crate::export::markdown(&s, &messages), "text/markdown; charset=utf-8", "md")
};
Ok((
[
(axum::http::header::CONTENT_TYPE, mime.to_string()),
(axum::http::header::CONTENT_DISPOSITION, format!("attachment; filename=\"{base}.{ext}\"")),
],
body,
)
.into_response())
}
async fn get_session(Extension(user): Extension<User>, State(app): State<AppState>, Path(id): Path<String>) -> ApiResult {
let s = readable(&app, &user, &id)?;
let messages = app.store.messages(&id)?;
let busy = app.is_busy(&id);
let can_write = app.access(&user, &id) == Access::Full;
let queue = app.store.queue_list(&id)?;
let step = app.with_runtime(&id, |r| r.step.clone());
Ok(Json(json!({"session": s, "messages": messages, "busy": busy, "can_write": can_write, "queue": queue, "step": step})))
}
#[derive(Deserialize)]
struct UpdateSession {
title: Option<String>,
model: Option<String>,
agent: Option<String>,
permission_mode: Option<String>,
clean_room: Option<bool>,
pinned: Option<bool>,
archived: Option<bool>,
/// "" removes the folder.
folder: Option<String>,
}
async fn update_session(Extension(user): Extension<User>, State(app): State<AppState>, Path(id): Path<String>, Json(body): Json<UpdateSession>) -> ApiResult {
let mut s = writable(&app, &user, &id)?;
// Organising the list must not move the session to "today".
let organise_only = body.title.is_none() && body.model.is_none() && body.agent.is_none() && body.clean_room.is_none() && body.permission_mode.is_none();
if let Some(t) = body.title {
s.title = t;
}
if let Some(m) = body.model {
app.registry().resolve(&m)?;
s.model = m;
}
if let Some(a) = body.agent {
s.agent = a;
}
if let Some(c) = body.clean_room {
s.clean_room = Some(c);
}
if let Some(p) = body.pinned {
s.pinned = p;
}
if let Some(a) = body.archived {
s.archived = a;
if a {
s.pinned = false;
}
}
if let Some(f) = body.folder {
let f = f.trim().chars().take(60).collect::<String>();
s.folder = (!f.is_empty()).then_some(f);
}
if organise_only {
app.store.save_session(&s)?;
app.emit(Event::SessionUpdated { session: s.clone() });
return Ok(Json(json!(s)));
}
if let Some(p) = body.permission_mode {
if !crate::permission::MODES.contains(&p.as_str()) {
return Err(ApiError(StatusCode::BAD_REQUEST, "invalid permission mode".into()));
}
s.permission_mode = p;
}
Ok(Json(json!(app.save_session(s)?)))
}
async fn delete_session(Extension(user): Extension<User>, State(app): State<AppState>, Path(id): Path<String>) -> ApiResult {
writable(&app, &user, &id)?;
// Notify before deleting: visibility is checked against the stored session.
app.emit(Event::SessionDeleted { session_id: id.clone() });
runner::abort(&app, &id);
crate::shells::kill_session(&app, &id);
app.store.delete_session(&id)?;
Ok(Json(json!({"ok": true})))
}
#[derive(Deserialize)]
struct PromptBody {
text: String,
#[serde(default)]
images: Vec<ImageData>,
/// Reasoning effort for this turn (low, medium, high, xhigh, max).
effort: Option<String>,
}
const EFFORTS: &[&str] = &["low", "medium", "high", "xhigh", "max"];
fn set_turn_effort(app: &App, id: &str, effort: Option<&str>) -> Result<(), ApiError> {
match effort.filter(|e| !e.is_empty()) {
Some(e) if !EFFORTS.contains(&e) => Err(ApiError(StatusCode::BAD_REQUEST, format!("invalid effort '{e}'"))),
Some(e) if !app.is_busy(id) => {
app.with_runtime(id, |r| r.effort = Some(e.to_string()));
Ok(())
}
_ => Ok(()),
}
}
async fn prompt(Extension(user): Extension<User>, State(app): State<AppState>, Path(id): Path<String>, Json(body): Json<PromptBody>) -> ApiResult {
let session = writable(&app, &user, &id)?;
let text = body.text.trim().to_string();
// Built-in commands.
if text == "/compact" {
if app.is_busy(&id) {
return Err(ApiError(StatusCode::CONFLICT, "session is busy".into()));
}
tokio::spawn(do_compact(app.clone(), id.clone()));
return Ok(Json(json!({"ok": true, "command": "compact"})));
}
let cwd = PathBuf::from(&session.cwd);
let root = app.root_for(session.owner_id.as_deref(), &cwd);
let mut prompt_text = text.clone();
if text.starts_with('/') {
if let Some((expanded, agent, clean_room)) = prompts::expand_command(&app, &root, &cwd, &text) {
prompt_text = expanded;
if agent.is_some() || clean_room.is_some() {
let mut s = session.clone();
if let Some(a) = agent {
s.agent = a;
}
if clean_room.is_some() {
s.clean_room = clean_room;
}
app.save_session(s)?;
}
}
}
set_turn_effort(&app, &id, body.effort.as_deref())?;
let mut parts = vec![Part::Text { text: prompt_text }];
for image in body.images {
parts.push(Part::Image { image });
}
match runner::submit(app.clone(), id, parts, "user")? {
runner::Submitted::Started => Ok(Json(json!({"ok": true}))),
runner::Submitted::Queued(item) => Ok(Json(json!({"ok": true, "queued": item}))),
}
}
async fn get_queue(Extension(user): Extension<User>, State(app): State<AppState>, Path(id): Path<String>) -> ApiResult {
readable(&app, &user, &id)?;
Ok(Json(json!(app.store.queue_list(&id)?)))
}
async fn delete_queue_item(Extension(user): Extension<User>, State(app): State<AppState>, Path((id, item)): Path<(String, String)>) -> ApiResult {
writable(&app, &user, &id)?;
if !app.store.queue_remove(&id, &item)? {
return Err(ApiError(StatusCode::CONFLICT, "already delivered to the agent".into()));
}
let items = app.store.queue_list(&id)?;
app.emit(Event::QueueUpdated { session_id: id, items: json!(items) });
Ok(Json(json!({"ok": true})))
}
async fn flush_queue(Extension(user): Extension<User>, State(app): State<AppState>, Path(id): Path<String>) -> ApiResult {
writable(&app, &user, &id)?;
Ok(Json(json!({"started": runner::flush_queue(app.clone(), &id)?})))
}
async fn do_compact(app: AppState, id: String) {
let cancel = tokio_util::sync::CancellationToken::new();
app.with_runtime(&id, |r| r.cancel = Some(cancel.clone()));
app.emit(Event::SessionStatus { session_id: id.clone(), busy: true });
if let Err(e) = runner::compact(app.clone(), &id, cancel).await {
app.emit(Event::Error { session_id: id.clone(), message: format!("compaction failed: {e:#}") });
}
app.with_runtime(&id, |r| r.cancel = None);
app.emit(Event::SessionStatus { session_id: id, busy: false });
}
async fn abort(Extension(user): Extension<User>, State(app): State<AppState>, Path(id): Path<String>) -> ApiResult {
writable(&app, &user, &id)?;
runner::abort(&app, &id);
Ok(Json(json!({"ok": true})))
}
async fn compact(Extension(user): Extension<User>, State(app): State<AppState>, Path(id): Path<String>) -> ApiResult {
writable(&app, &user, &id)?;
if app.is_busy(&id) {
return Err(ApiError(StatusCode::CONFLICT, "session is busy".into()));
}
tokio::spawn(do_compact(app.clone(), id));
Ok(Json(json!({"ok": true})))
}
#[derive(Deserialize)]
struct RewindBody {
message_id: String,
/// Also restore files the agent changed since that message.
#[serde(default)]
restore_files: bool,
}
/// Remove a message and everything after it (edit & resend). Files are not restored.
async fn rewind(Extension(user): Extension<User>, State(app): State<AppState>, Path(id): Path<String>, Json(body): Json<RewindBody>) -> ApiResult {
let mut s = writable(&app, &user, &id)?;
if app.is_busy(&id) {
return Err(ApiError(StatusCode::CONFLICT, "session is busy".into()));
}
let since = app.store.message_created_at(&id, &body.message_id)?.ok_or_else(|| not_found("message"))?;
let mut restored = Vec::new();
if body.restore_files {
let roots = app.user_roots(s.owner_id.as_deref());
for (path, content) in app.store.checkpoints_since(&id, since)? {
let p = PathBuf::from(&path);
// Only inside the owner's folders (they may have changed since).
if !roots.iter().any(|r| p.starts_with(r)) {
continue;
}
match content {
Some(bytes) => {
if let Some(dir) = p.parent() {
let _ = std::fs::create_dir_all(dir);
}
std::fs::write(&p, bytes)?;
}
None => {
let _ = std::fs::remove_file(&p);
}
}
restored.push(path);
}
}
app.store.delete_checkpoints_since(&id, since)?;
app.store.truncate_from(&id, &body.message_id)?;
s.last_usage = None;
app.save_session(s)?;
Ok(Json(json!({"ok": true, "restored": restored})))
}
/// Background shells of a session (and its subagents).
async fn list_shells(Extension(user): Extension<User>, State(app): State<AppState>, Path(id): Path<String>) -> ApiResult {
readable(&app, &user, &id)?;
let root = app.root_session_id(&id);
let list: Vec<Value> = app
.shells
.lock()
.unwrap()
.values()
.filter(|s| app.root_session_id(&s.session_id) == root)
.map(|s| s.json(20_000))
.collect();
Ok(Json(json!(list)))
}
async fn kill_shell(Extension(user): Extension<User>, State(app): State<AppState>, Path((id, shell)): Path<(String, String)>) -> ApiResult {
writable(&app, &user, &id)?;
let root = app.root_session_id(&id);
let s = app.shells.lock().unwrap().get(&shell).cloned().filter(|s| app.root_session_id(&s.session_id) == root).ok_or_else(|| not_found("shell"))?;
s.kill();
Ok(Json(json!({"ok": true})))
}
#[derive(Deserialize)]
struct ChangesQuery {
since_message: String,
}
/// Files the agent changed since a message (for the rewind dialog).
async fn changed_files(Extension(user): Extension<User>, State(app): State<AppState>, Path(id): Path<String>, Query(q): Query<ChangesQuery>) -> ApiResult {
readable(&app, &user, &id)?;
let since = app.store.message_created_at(&id, &q.since_message)?.unwrap_or(i64::MAX);
let files: Vec<Value> = app.store.checkpoints_since(&id, since)?.into_iter().map(|(p, c)| json!({"path": p, "created": c.is_none()})).collect();
Ok(Json(json!(files)))
}
async fn session_stats(Extension(user): Extension<User>, State(app): State<AppState>, Path(id): Path<String>) -> ApiResult {
readable(&app, &user, &id)?;
let mut v = app.store.session_stats(&id)?;
v["currency"] = json!(app.config().server.currency);
Ok(Json(v))
}
async fn get_shares(Extension(user): Extension<User>, State(app): State<AppState>, Path(id): Path<String>) -> ApiResult {
writable(&app, &user, &id)?;
Ok(Json(json!(app.store.shares(&id)?)))
}
async fn put_shares(Extension(user): Extension<User>, State(app): State<AppState>, Path(id): Path<String>, Json(body): Json<AccessBody>) -> ApiResult {
let s = writable(&app, &user, &id)?;
if s.parent_id.is_some() {
return Err(ApiError(StatusCode::BAD_REQUEST, "share the parent session instead".into()));
}
let users: Vec<String> = body.users.into_iter().filter(|u| Some(u) != s.owner_id.as_ref()).collect();
app.set_shares(&id, &users)?;
app.audit(Some(&user), "session.share", format!("{id}: {} user(s)", users.len()), "");
Ok(Json(json!({"ok": true})))
}
// --- interaction ------------------------------------------------------------
/// Only users who control the session may answer its permission requests and questions.
fn check_pending(app: &App, user: &User, id: &str) -> Result<(), ApiError> {
let sid = app.pending_session(id).ok_or_else(|| not_found("request"))?;
if app.access(user, &sid) != Access::Full {
return Err(forbidden());
}
Ok(())
}
#[derive(Deserialize)]
struct PermissionBody {
reply: PermissionReply,
message: Option<String>,
/// Accepted diff hunks of a file edit (indices); missing = all.
hunks: Option<Vec<usize>>,
}
async fn reply_permission(Extension(user): Extension<User>, State(app): State<AppState>, Path(id): Path<String>, Json(body): Json<PermissionBody>) -> ApiResult {
check_pending(&app, &user, &id)?;
let what = app.pending_title(&id).unwrap_or_default();
app.reply_permission(&id, body.reply, body.message, body.hunks)?;
app.audit(Some(&user), &format!("permission.{}", serde_json::to_value(body.reply).ok().and_then(|v| v.as_str().map(String::from)).unwrap_or_default()), what, "");
Ok(Json(json!({"ok": true})))
}
#[derive(Deserialize)]
struct QuestionBody {
/// question text → answer (string or array of strings); null = dismissed
answers: Option<Map<String, Value>>,
}
async fn answer_question(Extension(user): Extension<User>, State(app): State<AppState>, Path(id): Path<String>, Json(body): Json<QuestionBody>) -> ApiResult {
check_pending(&app, &user, &id)?;
app.answer_question(&id, body.answers)?;
Ok(Json(json!({"ok": true})))
}
async fn pending(Extension(user): Extension<User>, State(app): State<AppState>) -> Json<Value> {
let list: Vec<Event> = app.pending_events().into_iter().filter(|e| app.event_visible(&user, e)).collect();
Json(json!(list))
}
async fn mcp_status(Extension(user): Extension<User>, State(app): State<AppState>) -> ApiResult {
require_admin(&user)?;
Ok(Json(app.mcp.status_json()))
}
async fn mcp_reload(Extension(user): Extension<User>, State(app): State<AppState>) -> ApiResult {
require_admin(&user)?;
let mcp = app.mcp.clone();
let servers = app.config().mcp.clone();
let weak = Arc::downgrade(&app);
mcp.start_all(weak, servers).await;
Ok(Json(app.mcp.status_json()))
}
// --- files ------------------------------------------------------------------
/// The directories the user may work in (own folder, shared folders).
async fn list_roots(Extension(user): Extension<User>, State(app): State<AppState>) -> Json<Value> {
let ws = app.workspace();
let roots: Vec<Value> = app
.user_roots(Some(&user.id))
.into_iter()
.map(|r| {
let rel = r.strip_prefix(&ws).map(|p| p.display().to_string()).unwrap_or_default();
json!({"path": r, "name": if rel.is_empty() { "/".to_string() } else { rel }})
})
.collect();
Json(json!(roots))
}
#[derive(Deserialize)]
struct DirQuery {
path: Option<String>,
}
/// Subdirectories for the project picker (inside the user's roots only).
async fn list_dirs(Extension(user): Extension<User>, State(app): State<AppState>, Query(q): Query<DirQuery>) -> ApiResult {
let dir = validate_cwd(&app, &user, q.path)?;
let mut dirs = Vec::new();
for e in std::fs::read_dir(&dir)?.flatten() {
let name = e.file_name().to_string_lossy().to_string();
if name.starts_with('.') || !e.file_type().map(|t| t.is_dir()).unwrap_or(false) {
continue;
}
dirs.push(json!({"name": name, "path": e.path(), "git": e.path().join(".git").exists()}));
}
dirs.sort_by(|a, b| a["name"].as_str().cmp(&b["name"].as_str()));
let root = app.root_for(Some(&user.id), &dir);
Ok(Json(json!({
"path": dir,
"parent": if dir == root { Value::Null } else { json!(dir.parent()) },
"root": root,
"workspace": app.workspace(),
"dirs": dirs,
})))
}
// --- audit & backup -------------------------------------------------------------
#[derive(Deserialize)]
struct AuditQuery {
limit: Option<i64>,
action: Option<String>,
}
async fn audit_log(Extension(user): Extension<User>, State(app): State<AppState>, Query(q): Query<AuditQuery>) -> ApiResult {
require_admin(&user)?;
Ok(Json(json!(app.store.audit_list(q.limit.unwrap_or(300).min(5000), q.action.as_deref().filter(|a| !a.is_empty()))?)))
}
/// ZIP with config.toml and a consistent database snapshot.
async fn backup(Extension(user): Extension<User>, State(app): State<AppState>) -> Result<Response, ApiError> {
require_admin(&user)?;
let zip_bytes = crate::backup::create_zip(&app).await?;
app.audit(Some(&user), "backup.download", format!("{} bytes", zip_bytes.len()), "");
let name = format!("codecraft-backup-{}.zip", chrono::Local::now().format("%Y%m%d-%H%M"));
Ok((
[
(axum::http::header::CONTENT_TYPE, "application/zip".to_string()),
(axum::http::header::CONTENT_DISPOSITION, format!("attachment; filename=\"{name}\"")),
],
zip_bytes,
)
.into_response())
}
/// Automatic backups: stored files, last run, settings summary.
async fn list_backups(Extension(user): Extension<User>, State(app): State<AppState>) -> ApiResult {
require_admin(&user)?;
let cfg = app.config().backup.clone();
Ok(Json(json!({
"files": crate::backup::list(&app),
"dir": crate::backup::backup_dir(&app).display().to_string(),
"last": *app.backup.last.lock().unwrap(),
"enabled": cfg.enabled,
"hour": cfg.hour,
"keep": cfg.keep,
"s3": !cfg.s3.endpoint.trim().is_empty(),
})))
}
async fn run_backup(Extension(user): Extension<User>, State(app): State<AppState>) -> ApiResult {
require_admin(&user)?;
let res = crate::backup::run(&app).await?;
app.audit(Some(&user), "backup.run", &res.file, "");
*app.backup.last.lock().unwrap() = Some(res.clone());
Ok(Json(json!(res)))
}
/// Stage a restore and restart: the database is replaced before it is opened again.
/// In Docker the restart policy brings the server back up.
async fn restore_and_restart(app: &App, user: &User, bytes: Vec<u8>, source: &str) -> ApiResult {
crate::backup::stage_restore(app, bytes).await.map_err(|e| ApiError(StatusCode::BAD_REQUEST, format!("{e:#}")))?;
app.audit(Some(user), "backup.restore", source, "");
tracing::warn!(source, "backup staged for restore – restarting");
tokio::spawn(async {
tokio::time::sleep(std::time::Duration::from_millis(1500)).await;
std::process::exit(0);
});
Ok(Json(json!({"ok": true, "restart": true})))
}
async fn restore_stored_backup(Extension(user): Extension<User>, State(app): State<AppState>, Path(name): Path<String>) -> ApiResult {
require_admin(&user)?;
if !crate::backup::list(&app).iter().any(|b| b.name == name) {
return Err(ApiError(StatusCode::NOT_FOUND, "no such backup".into()));
}
let bytes = tokio::fs::read(crate::backup::backup_dir(&app).join(&name)).await?;
restore_and_restart(&app, &user, bytes, &name).await
}
async fn restore_uploaded_backup(Extension(user): Extension<User>, State(app): State<AppState>, body: axum::body::Bytes) -> ApiResult {
require_admin(&user)?;
restore_and_restart(&app, &user, body.to_vec(), &format!("upload ({} bytes)", body.len())).await
}
async fn download_backup(Extension(user): Extension<User>, State(app): State<AppState>, Path(name): Path<String>) -> Result<Response, ApiError> {
require_admin(&user)?;
if !crate::backup::list(&app).iter().any(|b| b.name == name) {
return Err(ApiError(StatusCode::NOT_FOUND, "no such backup".into()));
}
let bytes = tokio::fs::read(crate::backup::backup_dir(&app).join(&name)).await?;
app.audit(Some(&user), "backup.download", &name, "");
Ok((
[
(axum::http::header::CONTENT_TYPE, "application/zip".to_string()),
(axum::http::header::CONTENT_DISPOSITION, format!("attachment; filename=\"{name}\"")),
],
bytes,
)
.into_response())
}
/// Liveness for monitoring (no auth needed – see auth::is_public).
async fn health(State(app): State<AppState>) -> Json<Value> {
Json(json!({"ok": true, "version": crate::update::VERSION, "commit": crate::update::commit(), "sandbox": crate::sandbox::available(), "providers": app.registry().providers.len()}))
}
/// Status overlay: every enabled provider and MCP server with its state. Error texts can
/// contain URLs or hosts, so only admins get them.
async fn status_overview(Extension(user): Extension<User>, State(app): State<AppState>) -> Json<Value> {
let admin = user.is_admin();
let cfg = app.config();
let registry = app.registry();
let health = app.health.all();
let providers: serde_json::Map<String, Value> = cfg
.providers
.iter()
.filter(|(_, p)| p.enabled)
.map(|(name, _)| {
let models = registry.providers.get(name).map(|e| e.models.len()).unwrap_or(0);
let v = match health.get(name) {
Some(h) => json!({
"state": h.state,
"latency_ms": h.latency_ms,
"checked_at": h.checked_at,
"error": if admin { h.error.clone() } else { None },
"models": models,
}),
None => json!({"state": "unknown", "models": models}),
};
(name.clone(), v)
})
.collect();
let mcp: serde_json::Map<String, Value> = app
.mcp
.states()
.into_iter()
.filter(|(_, st)| !matches!(st, crate::mcp::McpState::Disabled))
.map(|(name, st)| {
let v = match st {
crate::mcp::McpState::Connected { tools } => json!({"state": "connected", "tools": tools}),
crate::mcp::McpState::Failed { error } => json!({"state": "failed", "error": if admin { Some(error) } else { None }}),
_ => json!({"state": "connecting"}),
};
(name, v)
})
.collect();
Json(json!({"version": crate::update::VERSION, "providers": providers, "mcp": mcp}))
}
async fn provider_status(State(app): State<AppState>) -> Json<Value> {
Json(json!(app.health.all()))
}
#[derive(Deserialize)]
struct TestProviderBody {
/// Existing provider: its stored key is used when `api_key` is empty.
#[serde(default)]
name: Option<String>,
kind: String,
base_url: String,
#[serde(default)]
api_key: String,
#[serde(default)]
auth_prefix: Option<String>,
}
/// Check URL and key from the edit form without saving them.
async fn test_provider(Extension(user): Extension<User>, State(app): State<AppState>, Json(body): Json<TestProviderBody>) -> ApiResult {
require_admin(&user)?;
let stored = body.name.as_ref().and_then(|n| app.config().providers.get(n).cloned());
let mut value = stored.as_ref().map(|p| serde_json::to_value(p)).transpose()?.unwrap_or_else(|| json!({}));
value["kind"] = json!(body.kind);
value["base_url"] = json!(body.base_url);
if !body.api_key.is_empty() {
value["api_key"] = json!(body.api_key);
}
if let Some(prefix) = body.auth_prefix {
value["auth_prefix"] = if prefix.is_empty() { Value::Null } else { json!(prefix) };
}
let pc: crate::config::ProviderConfig = serde_json::from_value(value).map_err(|e| ApiError(StatusCode::BAD_REQUEST, format!("invalid provider: {e}")))?;
let provider = crate::provider::build(crate::provider::http_client(), &pc);
let (status, models) = crate::health::probe(provider).await;
Ok(Json(json!({"status": status, "models": models})))
}
async fn recheck_providers(Extension(user): Extension<User>, State(app): State<AppState>) -> ApiResult {
require_admin(&user)?;
crate::health::check_all(&app).await;
Ok(Json(json!(app.health.all())))
}
// --- budget -------------------------------------------------------------------
/// Budgets concern the whole installation: admins only.
async fn budget(Extension(user): Extension<User>, State(app): State<AppState>) -> ApiResult {
require_admin(&user)?;
Ok(Json(crate::budget::overview(&app).await?))
}
async fn provider_prices(Extension(user): Extension<User>, State(app): State<AppState>, Path(name): Path<String>) -> ApiResult {
require_admin(&user)?;
Ok(Json(crate::budget::discover_prices(&app, &name).await?))
}
// --- images -------------------------------------------------------------------
async fn images_config(State(app): State<AppState>) -> Json<Value> {
let cfg = app.config();
let ic = &cfg.images;
Json(json!({
"enabled": ic.enabled && !crate::config::expand_env(&ic.api_key).is_empty(),
"default_model": ic.default_model,
"output_dir": ic.output_dir,
"sizes": crate::images::SIZES,
"models": ic.models.iter().map(|m| json!({"id": m.id, "name": m.name.clone().unwrap_or_else(|| m.id.clone()), "price": m.price})).collect::<Vec<_>>(),
"currency": cfg.server.currency,
}))
}
async fn list_images(Extension(user): Extension<User>, State(app): State<AppState>) -> ApiResult {
Ok(Json(json!(app.store.images(Some(&user.id), 200)?)))
}
#[derive(Deserialize)]
struct ImageBody {
prompt: String,
model: Option<String>,
size: Option<String>,
#[serde(default = "one")]
count: u32,
/// Target directory (absolute inside the user's folders); default: first folder/output_dir.
directory: Option<String>,
}
fn one() -> u32 {
1
}
async fn create_images(Extension(user): Extension<User>, State(app): State<AppState>, Json(body): Json<ImageBody>) -> ApiResult {
if body.prompt.trim().is_empty() {
return Err(ApiError(StatusCode::BAD_REQUEST, "prompt is empty".into()));
}
let roots = app.user_roots(Some(&user.id));
let dir = match body.directory.filter(|d| !d.trim().is_empty()) {
Some(d) => {
let p = crate::tools::normalize(&PathBuf::from(d));
if !roots.iter().any(|r| p.starts_with(r)) {
return Err(ApiError(StatusCode::FORBIDDEN, "directory is outside your folders".into()));
}
p
}
None => roots[0].join(&app.config().images.output_dir),
};
let records = crate::images::generate(
&app,
crate::images::GenerateRequest {
prompt: body.prompt.trim().to_string(),
model: body.model,
size: body.size,
count: body.count,
dir,
user_id: Some(user.id.clone()),
session_id: None,
references: vec![],
},
)
.await?;
Ok(Json(json!(records)))
}
fn own_image(app: &App, user: &User, id: &str) -> Result<crate::store::ImageRecord, ApiError> {
let img = app.store.image(id)?.ok_or_else(|| not_found("image"))?;
if !user.is_admin() && img.user_id.as_deref() != Some(user.id.as_str()) {
return Err(ApiError(StatusCode::FORBIDDEN, "not your image".into()));
}
Ok(img)
}
async fn image_file(Extension(user): Extension<User>, State(app): State<AppState>, Path(id): Path<String>) -> Result<Response, ApiError> {
let img = own_image(&app, &user, &id)?;
let bytes = tokio::fs::read(&img.path).await.map_err(|_| not_found("image file"))?;
let ctype = match std::path::Path::new(&img.path).extension().and_then(|e| e.to_str()) {
Some("jpg") | Some("jpeg") => "image/jpeg",
Some("webp") => "image/webp",
_ => "image/png",
};
Ok(([(axum::http::header::CONTENT_TYPE, ctype), (axum::http::header::CACHE_CONTROL, "private, max-age=86400")], bytes).into_response())
}
async fn delete_image(Extension(user): Extension<User>, State(app): State<AppState>, Path(id): Path<String>) -> ApiResult {
let img = own_image(&app, &user, &id)?;
// Only delete files inside the owner's folders.
let roots = app.user_roots(img.user_id.as_deref());
let p = PathBuf::from(&img.path);
if roots.iter().any(|r| p.starts_with(r)) {
let _ = tokio::fs::remove_file(&p).await;
}
app.store.delete_image(&id)?;
Ok(Json(json!({"ok": true})))
}
// --- statistics -------------------------------------------------------------
#[derive(Deserialize)]
struct StatsQuery {
from: Option<i64>,
to: Option<i64>,
/// Minutes east of UTC (JS: -new Date().getTimezoneOffset()).
tz: Option<i64>,
/// Admins: user id to filter by (omitted = all users).
user: Option<String>,
}
async fn stats(Extension(user): Extension<User>, State(app): State<AppState>, Query(q): Query<StatsQuery>) -> ApiResult {
let to = q.to.unwrap_or_else(|| now_ms() + 1);
let from = q.from.unwrap_or(to - 30 * 86_400_000);
let filter = if user.is_admin() { q.user.filter(|u| !u.is_empty()) } else { Some(user.id.clone()) };
let mut v = app.store.global_stats(from, to, q.tz.unwrap_or(0), filter.as_deref())?;
v["currency"] = json!(app.config().server.currency);
v["from"] = json!(from);
v["to"] = json!(to);
Ok(Json(v))
}
// --- websocket --------------------------------------------------------------
// --- automations (scheduled agents) ------------------------------------------------
fn own_job(app: &App, user: &User, id: &str) -> Result<crate::jobs::Job, ApiError> {
let job = app.store.job(id)?.ok_or_else(|| not_found("automation"))?;
if job.owner_id != user.id && !user.is_admin() {
return Err(forbidden());
}
Ok(job)
}
async fn list_jobs(Extension(user): Extension<User>, State(app): State<AppState>) -> ApiResult {
let jobs: Vec<Value> = app.store.jobs(Some(&user.id))?.iter().map(crate::jobs::describe).collect();
Ok(Json(json!(jobs)))
}
#[derive(Deserialize)]
struct RegisterJob {
path: String,
}
async fn register_job(Extension(user): Extension<User>, State(app): State<AppState>, Json(b): Json<RegisterJob>) -> ApiResult {
let p = crate::files::checked_path(&app, &user, &b.path, true)?;
crate::jobs::parse(&p).map_err(|e| ApiError(StatusCode::BAD_REQUEST, format!("{e:#}")))?;
let job = app.store.job_register(&user.id, &p.display().to_string())?;
app.audit(Some(&user), "job.register", &job.path, "");
Ok(Json(crate::jobs::describe(&job)))
}
#[derive(Deserialize)]
struct CreateJob {
/// Project folder; the file goes to <cwd>/.codecraft/jobs/<name>.md.
cwd: String,
#[serde(flatten)]
job: crate::jobs::NewJob,
}
async fn create_job(Extension(user): Extension<User>, State(app): State<AppState>, Json(b): Json<CreateJob>) -> ApiResult {
let dir = crate::files::checked_path(&app, &user, &b.cwd, true)?;
if b.job.name.trim().is_empty() || b.job.prompt.trim().is_empty() {
return Err(ApiError(StatusCode::BAD_REQUEST, "name and prompt are required".into()));
}
if !crate::permission::MODES.contains(&b.job.permission_mode.as_str()) {
return Err(ApiError(StatusCode::BAD_REQUEST, "invalid permission mode".into()));
}
// Inside the checked folder: the file name is a slug of the name.
let path = crate::jobs::new_job_path(&dir, &b.job.name);
crate::jobs::write_file(&path, &b.job).map_err(|e| ApiError(StatusCode::BAD_REQUEST, format!("{e:#}")))?;
let job = app.store.job_register(&user.id, &path.display().to_string())?;
app.audit(Some(&user), "job.create", &job.path, "");
Ok(Json(crate::jobs::describe(&job)))
}
#[derive(Deserialize)]
struct UpdateJob {
enabled: Option<bool>,
}
async fn update_job(Extension(user): Extension<User>, State(app): State<AppState>, Path(id): Path<String>, Json(b): Json<UpdateJob>) -> ApiResult {
let job = own_job(&app, &user, &id)?;
if let Some(e) = b.enabled {
app.store.job_set_enabled(&job.id, e)?;
}
let job = app.store.job(&id)?.ok_or_else(|| not_found("automation"))?;
Ok(Json(crate::jobs::describe(&job)))
}
async fn delete_job(Extension(user): Extension<User>, State(app): State<AppState>, Path(id): Path<String>) -> ApiResult {
let job = own_job(&app, &user, &id)?;
app.store.job_delete(&job.id)?;
app.audit(Some(&user), "job.delete", &job.path, "");
Ok(Json(json!({"ok": true})))
}
#[derive(Deserialize)]
struct WebhookSettings {
enable: bool,
}
/// Enable (new secret, shown once) or disable the webhook of an automation.
async fn job_webhook_settings(Extension(user): Extension<User>, State(app): State<AppState>, headers: axum::http::HeaderMap, Path(id): Path<String>, Json(b): Json<WebhookSettings>) -> ApiResult {
let job = own_job(&app, &user, &id)?;
if !b.enable {
app.store.job_set_webhook(&job.id, None)?;
app.audit(Some(&user), "job.webhook.off", &job.path, "");
return Ok(Json(json!({"ok": true})));
}
let secret = crate::auth::random_token(24);
app.store.job_set_webhook(&job.id, Some(&secret))?;
app.audit(Some(&user), "job.webhook.on", &job.path, "");
let base = public_base(&app, &headers);
Ok(Json(json!({"url": format!("{base}/hooks/{}", job.id), "secret": secret})))
}
#[derive(Deserialize)]
struct HookQuery {
secret: Option<String>,
}
/// Public webhook endpoint: starts the automation with the request body as input.
async fn incoming_webhook(State(app): State<AppState>, Path(id): Path<String>, Query(q): Query<HookQuery>, headers: axum::http::HeaderMap, body: bytes::Bytes) -> Response {
let ip = crate::auth::client_ip(&headers);
let Ok(Some(job)) = app.store.job(&id) else { return (StatusCode::NOT_FOUND, "unknown webhook").into_response() };
let Ok(Some(secret)) = app.store.job_webhook_secret(&id) else { return (StatusCode::NOT_FOUND, "unknown webhook").into_response() };
if !crate::jobs::verify_webhook(&secret, &headers, q.secret.as_deref(), &body) {
app.store.audit(None, "", "webhook.denied", &id, &ip);
return (StatusCode::UNAUTHORIZED, "invalid secret or signature").into_response();
}
if !job.enabled {
return (StatusCode::CONFLICT, "the automation is disabled").into_response();
}
if job.last_session_id.as_deref().is_some_and(|s| app.is_busy(s)) {
return (StatusCode::CONFLICT, "the automation is still running").into_response();
}
if job.last_run.is_some_and(|t| now_ms() - t < 10_000) {
return (StatusCode::TOO_MANY_REQUESTS, "too many calls – wait a few seconds").into_response();
}
let payload = crate::jobs::payload_text(&headers, &body);
match crate::jobs::run_with(&app, &job, "webhook", Some(payload)).await {
Ok(sid) => {
app.store.audit(None, "", "webhook.run", &id, &ip);
(StatusCode::ACCEPTED, Json(json!({"ok": true, "session_id": sid}))).into_response()
}
Err(e) => (StatusCode::BAD_REQUEST, format!("{e:#}")).into_response(),
}
}
async fn run_job(Extension(user): Extension<User>, State(app): State<AppState>, Path(id): Path<String>) -> ApiResult {
let job = own_job(&app, &user, &id)?;
let sid = crate::jobs::run(&app, &job, "manual").await.map_err(|e| ApiError(StatusCode::BAD_REQUEST, format!("{e:#}")))?;
Ok(Json(json!({"session_id": sid})))
}
// --- git credentials ---------------------------------------------------------------
async fn get_git_settings(Extension(user): Extension<User>, State(app): State<AppState>) -> ApiResult {
let s: crate::gitcreds::GitSettings = app.store.user_setting(&user.id, "git")?;
Ok(Json(json!(crate::gitcreds::masked(&s))))
}
async fn put_git_settings(Extension(user): Extension<User>, State(app): State<AppState>, headers: axum::http::HeaderMap, Json(b): Json<crate::gitcreds::GitSettings>) -> ApiResult {
let old: crate::gitcreds::GitSettings = app.store.user_setting(&user.id, "git")?;
let new = crate::gitcreds::merge(&old, b);
crate::gitcreds::write_files(&app, &user, &new).map_err(|e| ApiError(StatusCode::INTERNAL_SERVER_ERROR, format!("{e:#}")))?;
app.store.set_user_setting(&user.id, "git", &new)?;
let hosts: Vec<&str> = new.credentials.iter().map(|c| c.host.as_str()).collect();
app.audit(Some(&user), "git.credentials", hosts.join(", "), &crate::auth::client_ip(&headers));
Ok(Json(json!(crate::gitcreds::masked(&new))))
}
// --- web terminal ------------------------------------------------------------------
async fn list_terminals(Extension(user): Extension<User>, State(app): State<AppState>) -> ApiResult {
Ok(Json(json!(app.terminals.list(&user.id))))
}
#[derive(Deserialize)]
struct OpenTerminal {
cwd: Option<String>,
cols: Option<u16>,
rows: Option<u16>,
}
async fn open_terminal(Extension(user): Extension<User>, State(app): State<AppState>, headers: axum::http::HeaderMap, Json(b): Json<OpenTerminal>) -> ApiResult {
let cwd = validate_cwd(&app, &user, b.cwd)?;
let term = crate::terminal::spawn(&app, &user, &cwd, b.cols.unwrap_or(100), b.rows.unwrap_or(30)).map_err(|e| ApiError(StatusCode::BAD_REQUEST, format!("{e:#}")))?;
app.audit(Some(&user), "terminal.open", cwd.display().to_string(), &crate::auth::client_ip(&headers));
Ok(Json(term.info()))
}
async fn close_terminal(Extension(user): Extension<User>, State(app): State<AppState>, Path(id): Path<String>) -> ApiResult {
Ok(Json(json!({"ok": app.terminals.kill(&id, &user.id)})))
}
async fn terminal_ws(Extension(user): Extension<User>, State(app): State<AppState>, Path(id): Path<String>, upgrade: WebSocketUpgrade) -> Response {
match app.terminals.get(&id, &user.id) {
Some(term) => upgrade.on_upgrade(move |socket| crate::terminal::attach(term, socket)),
None => (StatusCode::NOT_FOUND, "terminal not found").into_response(),
}
}
// --- web push -------------------------------------------------------------------
async fn push_key(State(app): State<AppState>) -> ApiResult {
Ok(Json(json!({"key": app.push.public_key()})))
}
#[derive(Deserialize)]
struct PushKeys {
p256dh: String,
auth: String,
}
#[derive(Deserialize)]
struct PushSubscription {
endpoint: String,
keys: PushKeys,
}
async fn push_subscribe(Extension(user): Extension<User>, State(app): State<AppState>, Json(sub): Json<PushSubscription>) -> ApiResult {
if !sub.endpoint.starts_with("https://") {
return Err(ApiError(StatusCode::BAD_REQUEST, "invalid push endpoint".into()));
}
app.store.push_add(&user.id, &sub.endpoint, &sub.keys.p256dh, &sub.keys.auth)?;
Ok(Json(json!({"ok": true})))
}
#[derive(Deserialize)]
struct PushEndpoint {
endpoint: String,
}
async fn push_unsubscribe(Extension(user): Extension<User>, State(app): State<AppState>, Json(b): Json<PushEndpoint>) -> ApiResult {
// Only the owner's own subscription.
if app.store.push_subscriptions(&user.id)?.iter().any(|s| s.endpoint == b.endpoint) {
app.store.push_remove(&b.endpoint)?;
}
Ok(Json(json!({"ok": true})))
}
async fn get_digest(Extension(user): Extension<User>, State(app): State<AppState>) -> ApiResult {
let on: bool = app.store.user_setting(&user.id, "cost_push")?;
Ok(Json(json!({"enabled": on})))
}
#[derive(Deserialize)]
struct DigestBody {
enabled: bool,
}
async fn put_digest(Extension(user): Extension<User>, State(app): State<AppState>, Json(b): Json<DigestBody>) -> ApiResult {
app.store.set_user_setting(&user.id, "cost_push", &b.enabled)?;
Ok(Json(json!({"enabled": b.enabled})))
}
/// Send today's summary right away (preview).
async fn send_digest(Extension(user): Extension<User>, State(app): State<AppState>) -> ApiResult {
let payload = crate::digest::summary(&app, &user.id).unwrap_or_else(|| json!({"kind": "digest", "title": "CodeCraft", "body": "No model requests today.", "tag": "cost-digest", "url": "/#/stats"}));
let (sent, errors) = crate::push::send_to_user(&app, &user.id, &payload).await;
Ok(Json(json!({"sent": sent, "errors": errors, "body": payload["body"]})))
}
async fn push_test(Extension(user): Extension<User>, State(app): State<AppState>) -> ApiResult {
let (sent, errors) = crate::push::send_to_user(&app, &user.id, &json!({"kind": "test", "title": "CodeCraft", "body": "Notifications work.", "tag": "test", "url": "/"})).await;
Ok(Json(json!({"sent": sent, "errors": errors})))
}
async fn ws(Extension(user): Extension<User>, State(app): State<AppState>, upgrade: WebSocketUpgrade) -> Response {
upgrade.on_upgrade(move |socket| ws_loop(app, user, socket))
}
async fn ws_loop(app: AppState, user: User, mut socket: WebSocket) {
let mut rx = app.subscribe();
for ev in app.pending_events() {
if app.event_visible(&user, &ev) && send_event(&mut socket, &ev).await.is_err() {
return;
}
}
let mut ping = tokio::time::interval(std::time::Duration::from_secs(25));
// Re-check the login regularly so disabled users lose their live connection.
let mut recheck = tokio::time::interval(std::time::Duration::from_secs(60));
let mut visible = false;
loop {
tokio::select! {
ev = rx.recv() => match ev {
Ok(ev) => {
if app.event_visible(&user, &ev) && send_event(&mut socket, &ev).await.is_err() {
break;
}
}
Err(tokio::sync::broadcast::error::RecvError::Lagged(n)) => {
// Client fell behind: tell it to resync.
let msg = json!({"type": "resync", "skipped": n}).to_string();
if socket.send(WsMessage::Text(msg.into())).await.is_err() {
break;
}
}
Err(_) => break,
},
msg = socket.recv() => match msg {
Some(Ok(WsMessage::Close(_))) | None | Some(Err(_)) => break,
Some(Ok(WsMessage::Text(t))) => {
// The client reports whether its window is visible (push only when none is).
if let Ok(v) = serde_json::from_str::<Value>(&t) {
if v["type"] == "visibility" {
let now = v["visible"].as_bool().unwrap_or(false);
if now != visible {
app.push.set_visible(&user.id, if now { 1 } else { -1 });
visible = now;
}
}
}
}
_ => {}
},
_ = ping.tick() => {
if socket.send(WsMessage::Ping(Vec::new().into())).await.is_err() {
break;
}
}
_ = recheck.tick() => {
if !matches!(app.store.user(&user.id), Ok(Some(u)) if !u.disabled) {
break;
}
}
}
}
if visible {
app.push.set_visible(&user.id, -1);
}
}
async fn send_event(socket: &mut WebSocket, ev: &Event) -> Result<(), axum::Error> {
let text = serde_json::to_string(ev).unwrap_or_default();
socket.send(WsMessage::Text(text.into())).await
}