mirror of
https://git.meli.delivery/meli/meli
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69 lines
2.2 KiB
Rust
69 lines
2.2 KiB
Rust
/*
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* meli - melib
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*
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* Copyright 2020 Manos Pitsidianakis
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*
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* This file is part of meli.
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*
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* meli is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* meli 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 General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with meli. If not, see <http://www.gnu.org/licenses/>.
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*/
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use crate::{error::*, logging::log};
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pub use rusqlite::{self, params, Connection};
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use std::path::PathBuf;
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pub fn db_path(name: &str) -> Result<PathBuf> {
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let data_dir =
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xdg::BaseDirectories::with_prefix("meli").map_err(|e| MeliError::new(e.to_string()))?;
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Ok(data_dir
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.place_data_file(name)
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.map_err(|e| MeliError::new(e.to_string()))?)
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}
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pub fn open_db(db_path: PathBuf) -> Result<Connection> {
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if !db_path.exists() {
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return Err(MeliError::new("Database doesn't exist"));
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}
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Connection::open(&db_path).map_err(|e| MeliError::new(e.to_string()))
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}
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pub fn open_or_create_db(name: &str, init_script: Option<&str>) -> Result<Connection> {
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let db_path = db_path(name)?;
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let mut set_mode = false;
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if !db_path.exists() {
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log(
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format!("Creating {} database in {}", name, db_path.display()),
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crate::INFO,
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);
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set_mode = true;
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}
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let conn = Connection::open(&db_path).map_err(|e| MeliError::new(e.to_string()))?;
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if set_mode {
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use std::os::unix::fs::PermissionsExt;
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let file = std::fs::File::open(&db_path)?;
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let metadata = file.metadata()?;
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let mut permissions = metadata.permissions();
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permissions.set_mode(0o600); // Read/write for owner only.
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file.set_permissions(permissions)?;
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}
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if let Some(s) = init_script {
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conn.execute_batch(s)
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.map_err(|e| MeliError::new(e.to_string()))?;
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}
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Ok(conn)
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}
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