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Write PID file when forking (unix only)

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This commit is contained in:
Antoine Gersant 2017-12-09 00:35:23 -08:00
parent d06263cff7
commit 8e97e7346d
1 changed files with 12 additions and 3 deletions
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15
src/main.rs
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@ -52,6 +52,10 @@ extern crate unix_daemonize;
#[cfg(unix)] #[cfg(unix)]
use unix_daemonize::{daemonize_redirect, ChdirMode}; use unix_daemonize::{daemonize_redirect, ChdirMode};
#[cfg(unix)]
use std::fs::File;
#[cfg(unix)]
use std::io::prelude::*;
use core::ops::Deref; use core::ops::Deref;
use errors::*; use errors::*;
@ -100,10 +104,15 @@ fn daemonize(options: &getopts::Matches) -> Result<()> {
} }
let mut log_file = utils::get_data_root()?; let mut log_file = utils::get_data_root()?;
log_file.push("polaris.log"); log_file.push("polaris.log");
match daemonize_redirect(Some(&log_file), Some(&log_file), ChdirMode::NoChdir) { let pid = match daemonize_redirect(Some(&log_file), Some(&log_file), ChdirMode::NoChdir) {
Ok(_) => Ok(()), Ok(p) => p,
Err(_) => bail!(ErrorKind::DaemonError), Err(_) => bail!(ErrorKind::DaemonError),
} };
let mut pid_path = utils::get_data_root()?;
pid_path.push("polaris.pid");
let mut file = File::create(pid_path)?;
file.write_all(pid.to_string().as_bytes())?;
Ok(())
} }
fn run() -> Result<()> { fn run() -> Result<()> {