introduce node keys

1 files changed, 6 insertions, 6 deletions

diff --git a/src/swarm/auth.rs b/src/swarm/auth.rs
index 3bfbd4d..088f615 100644
--- a/src/swarm/auth.rs
+++ b/src/swarm/auth.rs
@@ -40,9 +40,9 @@ struct Rejections {
     suppressed: u64,
 }
 
-/// The key is a secret: a file others may read is worth a warning (not an error: a
-/// group may be deliberate, e.g. shared with a deployment tool).
-fn warn_if_readable_by_others(path: &Path) {
+/// A key is a secret: a file others may read is worth a warning (not an error: a
+/// group may be deliberate, e.g. shared with a deployment tool). `what`: which key.
+pub(crate) fn warn_if_readable_by_others(path: &Path, what: &str) {
     #[cfg(unix)]
     {
         use std::os::unix::fs::PermissionsExt;
@@ -52,13 +52,13 @@ fn warn_if_readable_by_others(path: &Path) {
                 tracing::warn!(
                     path = %path.display(),
                     mode = format!("{:o}", mode & 0o777),
-                    "The swarm key file is readable by others than its owner; chmod 600 it"
+                    "The {what} file is readable by others than its owner; chmod 600 it"
                 );
             }
         }
     }
     #[cfg(not(unix))]
-    let _ = path;
+    let _ = (path, what);
 }
 
 /// At most one rejection log line per this interval.
@@ -70,7 +70,7 @@ impl SwarmKey {
     pub(crate) fn from_file(path: &Path) -> Result<Self> {
         let key = std::fs::read(path)
             .with_context(|| format!("Reading the swarm key from {}", path.display()))?;
-        warn_if_readable_by_others(path);
+        warn_if_readable_by_others(path, "swarm key");
         if key.len() < 16 {
             bail!(
                 "The swarm key in {} has {} bytes; use at least 16 (32 random bytes recommended)",