read settings and meta routes

This commit is contained in:
Aravinth Manivannan 2021-10-31 15:12:12 +05:30
parent 60f6a57363
commit 4f922c725c
Signed by: realaravinth
GPG key ID: AD9F0F08E855ED88
4 changed files with 280 additions and 0 deletions

14
config/default.toml Normal file
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debug = true
source_code = "https://github.com/realaravinth/libmedium"
[server]
# The port at which you want authentication to listen to
# takes a number, choose from 1000-10000 if you dont know what you are doing
port = 7000
#IP address. Enter 0.0.0.0 to listen on all availale addresses
ip= "0.0.0.0"
# enter your hostname, eg: example.com
domain = "localhost"
allow_registration = true
proxy_has_tls = false
#workers = 2

91
src/main.rs Normal file
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/*
* Copyright (C) 2021 Aravinth Manivannan <realaravinth@batsense.net>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
use std::env;
use actix_web::{
error::InternalError, http::StatusCode, middleware as actix_middleware, web::JsonConfig, App,
HttpServer,
};
use lazy_static::lazy_static;
use log::info;
mod meta;
mod proxy;
mod routes;
mod settings;
pub use routes::ROUTES as V1_API_ROUTES;
pub use settings::Settings;
lazy_static! {
pub static ref SETTINGS: Settings = Settings::new().unwrap();
}
pub const CACHE_AGE: u32 = 604800;
pub const GIT_COMMIT_HASH: &str = env!("GIT_HASH");
pub const VERSION: &str = env!("CARGO_PKG_VERSION");
pub const PKG_NAME: &str = env!("CARGO_PKG_NAME");
pub const PKG_DESCRIPTION: &str = env!("CARGO_PKG_DESCRIPTION");
pub const PKG_HOMEPAGE: &str = env!("CARGO_PKG_HOMEPAGE");
#[cfg(not(tarpaulin_include))]
#[actix_web::main]
async fn main() -> std::io::Result<()> {
env::set_var("RUST_LOG", "info");
pretty_env_logger::init();
info!(
"{}: {}.\nFor more information, see: {}\nBuild info:\nVersion: {} commit: {}",
PKG_NAME, PKG_DESCRIPTION, PKG_HOMEPAGE, VERSION, GIT_COMMIT_HASH
);
println!("Starting server on: http://{}", SETTINGS.server.get_ip());
HttpServer::new(move || {
App::new()
.wrap(actix_middleware::Logger::default())
.wrap(actix_middleware::Compress::default())
.app_data(get_json_err())
.wrap(
actix_middleware::DefaultHeaders::new()
.header("Permissions-Policy", "interest-cohort=()"),
)
.wrap(actix_middleware::NormalizePath::new(
actix_middleware::TrailingSlash::Trim,
))
.configure(services)
})
.workers(SETTINGS.server.workers.unwrap_or_else(num_cpus::get))
.bind(SETTINGS.server.get_ip())
.unwrap()
.run()
.await
}
#[cfg(not(tarpaulin_include))]
pub fn get_json_err() -> JsonConfig {
JsonConfig::default().error_handler(|err, _| {
//debug!("JSON deserialization error: {:?}", &err);
InternalError::new(err, StatusCode::BAD_REQUEST).into()
})
}
pub fn services(cfg: &mut actix_web::web::ServiceConfig) {
routes::services(cfg);
}

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src/meta.rs Normal file
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/*
* Copyright (C) 2021 Aravinth Manivannan <realaravinth@batsense.net>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
use actix_web::{web, HttpResponse, Responder};
use serde::{Deserialize, Serialize};
use crate::{GIT_COMMIT_HASH, VERSION};
#[derive(Clone, Debug, Deserialize, Serialize)]
pub struct BuildDetails {
pub version: &'static str,
pub git_commit_hash: &'static str,
}
pub mod routes {
pub struct Meta {
pub build_details: &'static str,
pub health: &'static str,
}
impl Meta {
pub const fn new() -> Self {
Self {
build_details: "/api/v1/meta/build",
health: "/api/v1/meta/health",
}
}
}
}
/// emmits build details of the bninary
#[my_codegen::get(path = "crate::V1_API_ROUTES.meta.build_details")]
async fn build_details() -> impl Responder {
let build = BuildDetails {
version: VERSION,
git_commit_hash: GIT_COMMIT_HASH,
};
HttpResponse::Ok().json(build)
}
pub fn services(cfg: &mut web::ServiceConfig) {
cfg.service(build_details);
}
#[cfg(test)]
mod tests {
use actix_web::{http::StatusCode, test, App};
use crate::services;
use crate::*;
#[actix_rt::test]
async fn build_details_works() {
let app = test::init_service(App::new().configure(services)).await;
let resp = test::call_service(
&app,
test::TestRequest::get()
.uri(V1_API_ROUTES.meta.build_details)
.to_request(),
)
.await;
assert_eq!(resp.status(), StatusCode::OK);
}
}

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src/settings.rs Normal file
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/*
* Copyright (C) 2021 Aravinth Manivannan <realaravinth@batsense.net>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
use std::env;
use std::path::Path;
use config::{Config, ConfigError, Environment, File};
use log::warn;
use serde::Deserialize;
use url::Url;
#[derive(Debug, Clone, Deserialize)]
pub struct Server {
pub port: u32,
pub domain: String,
pub ip: String,
pub proxy_has_tls: bool,
pub workers: Option<usize>,
}
impl Server {
#[cfg(not(tarpaulin_include))]
pub fn get_ip(&self) -> String {
format!("{}:{}", self.ip, self.port)
}
}
#[derive(Debug, Clone, Deserialize)]
pub struct Settings {
pub debug: bool,
// pub database: Database,
pub server: Server,
pub source_code: String,
}
#[cfg(not(tarpaulin_include))]
impl Settings {
pub fn new() -> Result<Self, ConfigError> {
let mut s = Config::new();
// setting default values
#[cfg(test)]
s.set_default("database.pool", 2.to_string())
.expect("Couldn't get the number of CPUs");
const CURRENT_DIR: &str = "./config/default.toml";
const ETC: &str = "/etc/static-pages/config.toml";
if let Ok(path) = env::var("ATHENA_CONFIG") {
s.merge(File::with_name(&path))?;
} else if Path::new(CURRENT_DIR).exists() {
// merging default config from file
s.merge(File::with_name(CURRENT_DIR))?;
} else if Path::new(ETC).exists() {
s.merge(File::with_name(ETC))?;
} else {
log::warn!("configuration file not found");
}
s.merge(Environment::with_prefix("PAGES").separator("__"))?;
check_url(&s);
match env::var("PORT") {
Ok(val) => {
s.set("server.port", val).unwrap();
}
Err(e) => warn!("couldn't interpret PORT: {}", e),
}
let settings: Settings = s.try_into()?;
Ok(settings)
}
}
#[cfg(not(tarpaulin_include))]
fn check_url(s: &Config) {
let url = s
.get::<String>("source_code")
.expect("Couldn't access source_code");
Url::parse(&url).expect("Please enter a URL for source_code in settings");
}