128 lines
3.9 KiB
Rust
128 lines
3.9 KiB
Rust
/*
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* Copyright (C) 2022 Aravinth Manivannan <realaravinth@batsense.net>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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use std::env;
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use std::path::Path;
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use std::sync::Arc;
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use config::{Config, Environment, File};
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use log::warn;
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use serde::Deserialize;
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use url::Url;
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use crate::errors::*;
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use crate::page::Page;
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#[derive(Debug, Clone, Deserialize)]
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pub struct Server {
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pub port: u32,
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pub ip: String,
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pub workers: Option<usize>,
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}
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impl Server {
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#[cfg(not(tarpaulin_include))]
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pub fn get_ip(&self) -> String {
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format!("{}:{}", self.ip, self.port)
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}
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}
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#[derive(Debug, Clone, Deserialize)]
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pub struct Settings {
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pub server: Server,
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pub source_code: String,
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pub pages: Vec<Arc<Page>>,
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}
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#[cfg(not(tarpaulin_include))]
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impl Settings {
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pub fn new() -> ServiceResult<Self> {
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let mut s = Config::builder();
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const CURRENT_DIR: &str = "./config/default.toml";
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const ETC: &str = "/etc/static-pages/config.toml";
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let mut read_file = false;
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if Path::new(ETC).exists() {
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s = s.add_source(File::with_name(ETC));
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read_file = true;
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}
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if Path::new(CURRENT_DIR).exists() {
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// merging default config from file
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s = s.add_source(File::with_name(CURRENT_DIR));
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read_file = true;
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}
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if let Ok(path) = env::var("PAGES_CONFIG") {
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s = s.add_source(File::with_name(&path));
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read_file = true;
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}
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if !read_file {
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log::warn!("configuration file not found");
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}
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s = s.add_source(Environment::with_prefix("PAGES").separator("__"));
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let mut settings = s.build()?.try_deserialize::<Settings>()?;
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settings.check_url();
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match env::var("PORT") {
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Ok(val) => {
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settings.server.port = val.parse().unwrap();
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}
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Err(e) => warn!("couldn't interpret PORT: {}", e),
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}
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for (index, page) in settings.pages.iter().enumerate() {
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Url::parse(&page.repo).unwrap();
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let path = Path::new(&page.path);
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if path.exists() && path.is_file() {
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panic!("Path is a file, should be a directory: {:?}", page);
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}
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if !path.exists() {
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std::fs::create_dir_all(&path).unwrap();
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}
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for (index2, page2) in settings.pages.iter().enumerate() {
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if index2 == index {
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continue;
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}
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if page.secret == page2.secret {
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log::error!("{}", ServiceError::SecretTaken(page.clone(), page2.clone()));
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} else if page.repo == page2.repo {
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log::error!(
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"{}",
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ServiceError::DuplicateRepositoryURL(page.clone(), page2.clone(),)
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);
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} else if page.path == page2.path {
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log::error!("{}", ServiceError::PathTaken(page.clone(), page2.clone()));
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}
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}
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if let Err(e) = page.update() {
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log::error!("{e}");
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}
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}
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Ok(settings)
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}
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#[cfg(not(tarpaulin_include))]
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fn check_url(&self) {
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Url::parse(&self.source_code).expect("Please enter a URL for source_code in settings");
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}
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}
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