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mod.rs
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mod.rs
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mod fairing;
mod helpers;
mod routes;
mod structs;
use crate::webui::{self, assets::NamedFile};
use helpers::create_status;
use include_dir::{include_dir, Dir};
use lazy_static::lazy_static;
use macros_rs::fmtstr;
use pmc::{config, process};
use prometheus::{opts, register_counter, register_gauge, register_histogram, register_histogram_vec};
use prometheus::{Counter, Gauge, Histogram, HistogramVec};
use serde_json::{json, Value};
use std::sync::atomic::{AtomicBool, Ordering};
use structs::ErrorMessage;
use utoipa_rapidoc::RapiDoc;
use utoipa::{
openapi::security::{ApiKey, ApiKeyValue, SecurityScheme},
Modify, OpenApi,
};
use rocket::{
catch,
http::{ContentType, Status},
outcome::Outcome,
request::{self, FromRequest, Request},
serde::json::Json,
};
lazy_static! {
pub static ref HTTP_COUNTER: Counter = register_counter!(opts!("http_requests_total", "Number of HTTP requests made.")).unwrap();
pub static ref DAEMON_START_TIME: Gauge = register_gauge!(opts!("process_start_time_seconds", "The uptime of the daemon.")).unwrap();
pub static ref DAEMON_MEM_USAGE: Histogram = register_histogram!("daemon_memory_usage", "The memory usage graph of the daemon.").unwrap();
pub static ref DAEMON_CPU_PERCENTAGE: Histogram = register_histogram!("daemon_cpu_percentage", "The cpu usage graph of the daemon.").unwrap();
pub static ref HTTP_REQ_HISTOGRAM: HistogramVec = register_histogram_vec!("http_request_duration_seconds", "The HTTP request latencies in seconds.", &["route"]).unwrap();
}
#[derive(OpenApi)]
#[openapi(
modifiers(&SecurityAddon),
servers(
(url = "{ssl}://{address}:{port}/{path}", description = "Remote API",
variables(
("ssl" = (default = "http", enum_values("http", "https"))),
("address" = (default = "localhost", description = "Address for API")),
("port" = (default = "5630", description = "Port for API")),
("path" = (default = "", description = "Path for API"))
)
)
),
paths(
routes::action_handler,
routes::env_handler,
routes::info_handler,
routes::dump_handler,
routes::servers_handler,
routes::config_handler,
routes::list_handler,
routes::logs_handler,
routes::remote_list,
routes::remote_info,
routes::remote_logs,
routes::remote_rename,
routes::remote_action,
routes::logs_raw_handler,
routes::metrics_handler,
routes::prometheus_handler,
routes::create_handler,
routes::rename_handler
),
components(schemas(
ErrorMessage,
process::Log,
process::Raw,
process::Info,
process::Stats,
process::Watch,
process::ItemSingle,
process::ProcessItem,
routes::Stats,
routes::Daemon,
routes::Version,
routes::ActionBody,
routes::ConfigBody,
routes::CreateBody,
routes::MetricsRoot,
routes::LogResponse,
routes::DocMemoryInfo,
routes::ActionResponse,
))
)]
struct ApiDoc;
struct Logger;
struct AddCORS;
struct EnableWebUI;
struct SecurityAddon;
struct TeraState {
path: String,
tera: tera::Tera,
}
impl Modify for SecurityAddon {
fn modify(&self, openapi: &mut utoipa::openapi::OpenApi) {
let components = openapi.components.as_mut().unwrap();
components.add_security_scheme("api_key", SecurityScheme::ApiKey(ApiKey::Header(ApiKeyValue::new("token"))))
}
}
#[catch(500)]
fn internal_error<'m>() -> Json<ErrorMessage> { create_status(Status::InternalServerError) }
#[catch(405)]
fn not_allowed<'m>() -> Json<ErrorMessage> { create_status(Status::MethodNotAllowed) }
#[catch(404)]
fn not_found<'m>() -> Json<ErrorMessage> { create_status(Status::NotFound) }
#[catch(401)]
fn unauthorized<'m>() -> Json<ErrorMessage> { create_status(Status::Unauthorized) }
#[rocket::async_trait]
impl<'r> FromRequest<'r> for EnableWebUI {
type Error = ();
async fn from_request(_req: &'r Request<'_>) -> request::Outcome<Self, Self::Error> {
let webui = IS_WEBUI.load(Ordering::Acquire);
if webui {
Outcome::Success(EnableWebUI)
} else {
Outcome::Error((rocket::http::Status::NotFound, ()))
}
}
}
#[rocket::async_trait]
impl<'r> FromRequest<'r> for routes::Token {
type Error = ();
async fn from_request(request: &'r rocket::Request<'_>) -> rocket::request::Outcome<Self, Self::Error> {
let config = config::read().daemon.web;
match config.secure {
Some(val) => {
if !val.enabled {
return Outcome::Success(routes::Token);
}
if let Some(header_value) = request.headers().get_one("token") {
if header_value == val.token {
return Outcome::Success(routes::Token);
}
}
Outcome::Error((rocket::http::Status::Unauthorized, ()))
}
None => return Outcome::Success(routes::Token),
}
}
}
static IS_WEBUI: AtomicBool = AtomicBool::new(false);
pub async fn start(webui: bool) {
IS_WEBUI.store(webui, Ordering::Release);
let tera = webui::create_templates();
let s_path = config::read().get_path().trim_end_matches('/').to_string();
let routes = rocket::routes![
docs,
health,
assets,
docs_json,
routes::login,
routes::dashboard,
routes::view_process,
routes::action_handler,
routes::env_handler,
routes::info_handler,
routes::dump_handler,
routes::remote_list,
routes::remote_info,
routes::remote_logs,
routes::remote_rename,
routes::remote_action,
routes::servers_handler,
routes::config_handler,
routes::list_handler,
routes::logs_handler,
routes::logs_raw_handler,
routes::metrics_handler,
routes::prometheus_handler,
routes::create_handler,
routes::rename_handler,
];
let rocket = rocket::custom(config::read().get_address())
.attach(Logger)
.attach(AddCORS)
.manage(TeraState { path: tera.1, tera: tera.0 })
.mount(format!("{s_path}/"), routes)
.register("/", rocket::catchers![internal_error, not_allowed, not_found, unauthorized])
.launch()
.await;
if let Err(err) = rocket {
log::error!("failed to launch!\n{err}")
}
}
#[rocket::get("/assets/<name>")]
pub async fn assets(name: String) -> Option<NamedFile> {
static DIR: Dir = include_dir!("src/webui/dist/assets");
let file = DIR.get_file(&name)?;
NamedFile::send(name, file.contents_utf8()).await.ok()
}
#[rocket::get("/docs")]
pub async fn docs() -> (ContentType, String) {
const DOCS: &str = include_str!("docs/index.html");
let s_path = config::read().get_path().trim_end_matches('/').to_string();
let docs_path = fmtstr!("{}/docs.json", s_path);
(ContentType::HTML, RapiDoc::new(docs_path).custom_html(DOCS).to_html())
}
#[rocket::get("/health")]
pub async fn health() -> Value { json!({"healthy": true}) }
#[rocket::get("/docs.json")]
pub async fn docs_json() -> Value { json!(ApiDoc::openapi()) }

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mod.rs (7 KB)

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