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Set mode when creating key file #134

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merged 1 commit into from
Feb 27, 2024
Merged

Set mode when creating key file #134

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19 changes: 17 additions & 2 deletions src/main.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -309,8 +309,23 @@ async fn load_key_file(path: &Path) -> Result<crypto::SecretKey, io::Error> {
}

async fn save_key_file(key: &crypto::SecretKey, path: &Path) -> io::Result<()> {
let mut file = File::create(path).await?;
file.write_all(key.as_bytes()).await?;
#[cfg(target_family = "unix")]
{
use tokio::fs::OpenOptions;

let mut file = OpenOptions::new()
.create(true)
.write(true)
.mode(0o600) // rw by the owner, not readable by group or others
.open(path)
.await?;
file.write_all(key.as_bytes()).await?;
}
#[cfg(not(target_family = "unix"))]
{
let mut file = File::create(path).await?;
file.write_all(key.as_bytes()).await?;
}

Ok(())
}
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