From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Tue, 1 Jun 2021 20:45:37 +0000 (+0100)
Subject: sshkeys: Allow the creation of a fresh auth keys file
X-Git-Tag: otter-0.7.0~127
X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=commitdiff_plain;h=f20cbd26f4b4ff268f16ce16bcaf13e4c654de7a;p=otter.git

sshkeys: Allow the creation of a fresh auth keys file

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>
---

diff --git a/src/sshkeys.rs b/src/sshkeys.rs
index 7ddacc8d..c1e07314 100644
--- a/src/sshkeys.rs
+++ b/src/sshkeys.rs
@@ -468,7 +468,10 @@ impl Global {
     let tmp = format!("{}.tmp", &path);
 
     (||{
-      let f = File::open(path).context("open")?;
+      let f = match File::open(path) {
+        Err(e) if e.kind() == ErrorKind::NotFound => return Ok(()),
+        x => x,
+      }.context("open")?;
       let l = BufReader::new(f).lines().next()
         .ok_or_else(|| anyhow!("no first line!"))?
         .context("read first line")?;