moonfire-nvr/src/cmds/init.rs
Scott Lamb bebd6ee79a update dependencies
* The mylog update fixes a couple bad bugs.
* Otherwise, just keep up with the Rust ecosystem.
2017-06-11 12:57:55 -07:00

75 lines
2.6 KiB
Rust

// This file is part of Moonfire NVR, a security camera digital video recorder.
// Copyright (C) 2016 Scott Lamb <slamb@slamb.org>
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// In addition, as a special exception, the copyright holders give
// permission to link the code of portions of this program with the
// OpenSSL library under certain conditions as described in each
// individual source file, and distribute linked combinations including
// the two.
//
// You must obey the GNU General Public License in all respects for all
// of the code used other than OpenSSL. If you modify file(s) with this
// exception, you may extend this exception to your version of the
// file(s), but you are not obligated to do so. If you do not wish to do
// so, delete this exception statement from your version. If you delete
// this exception statement from all source files in the program, then
// also delete it here.
//
// 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 General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
use db;
use error::Error;
static USAGE: &'static str = r#"
Initializes a database.
Usage:
moonfire-nvr init [options]
moonfire-nvr init --help
Options:
--db-dir=DIR Set the directory holding the SQLite3 index database.
This is typically on a flash device.
[default: /var/lib/moonfire-nvr/db]
"#;
#[derive(Debug, Deserialize)]
struct Args {
flag_db_dir: String,
}
pub fn run() -> Result<(), Error> {
let args: Args = super::parse_args(USAGE)?;
let (_db_dir, mut conn) = super::open_conn(&args.flag_db_dir, super::OpenMode::Create)?;
// Check if the database has already been initialized.
let cur_ver = db::get_schema_version(&conn)?;
if let Some(v) = cur_ver {
info!("Database is already initialized with schema version {}.", v);
return Ok(());
}
conn.execute_batch(r#"
pragma journal_mode = wal;
pragma page_size = 16384;
"#)?;
let tx = conn.transaction()?;
tx.execute_batch(include_str!("../schema.sql"))?;
tx.commit()?;
info!("Database initialized.");
Ok(())
}