[pbs-devel] [PATCH proxmox-backup 1/2] tree-wide: make hidden lifetimes explicit

[Fabian Grünbichler]

fixes mismatched-lifetime-syntaxes lint enabled by default in recent rustc versions.

Signed-off-by: Fabian Grünbichler <f.gruenbichler at proxmox.com>
---

 https://doc.rust-lang.org/1.90.0/rustc/lints/listing/warn-by-default.html#mismatched-lifetime-syntaxes

 pbs-client/src/pxar/dir_stack.rs     | 12 ++++++------
 pbs-datastore/src/snapshot_reader.rs |  4 ++--
 pbs-pxar-fuse/src/lib.rs             |  9 +++++++--
 pbs-tape/src/sg_tape.rs              |  4 ++--
 pbs-tools/src/crypt_config.rs        |  2 +-
 src/config/node.rs                   |  2 +-
 6 files changed, 19 insertions(+), 14 deletions(-)

diff --git a/pbs-client/src/pxar/dir_stack.rs b/pbs-client/src/pxar/dir_stack.rs
index 43c48f5a6..df5ebd630 100644
--- a/pbs-client/src/pxar/dir_stack.rs
+++ b/pbs-client/src/pxar/dir_stack.rs
@@ -36,10 +36,10 @@ impl PxarDir {
     }
 
     fn create_dir(
-        &mut self,
+        &'_ mut self,
         parent: RawFd,
         allow_existing_dirs: bool,
-    ) -> Result<BorrowedFd, Error> {
+    ) -> Result<BorrowedFd<'_>, Error> {
         if let Err(err) = mkdirat(
             Some(parent),
             self.file_name.as_os_str(),
@@ -53,7 +53,7 @@ impl PxarDir {
         self.open_dir(parent)
     }
 
-    fn open_dir(&mut self, parent: RawFd) -> Result<BorrowedFd, Error> {
+    fn open_dir(&'_ mut self, parent: RawFd) -> Result<BorrowedFd<'_>, Error> {
         let dir = Dir::openat(
             Some(parent),
             self.file_name.as_os_str(),
@@ -68,7 +68,7 @@ impl PxarDir {
         Ok(fd)
     }
 
-    pub fn try_as_borrowed_fd(&self) -> Option<BorrowedFd> {
+    pub fn try_as_borrowed_fd(&'_ self) -> Option<BorrowedFd<'_>> {
         // Once `nix` adds `AsFd` support use `.as_fd()` instead.
         self.dir
             .as_ref()
@@ -120,7 +120,7 @@ impl PxarDirStack {
         Ok(out)
     }
 
-    pub fn last_dir_fd(&mut self, allow_existing_dirs: bool) -> Result<BorrowedFd, Error> {
+    pub fn last_dir_fd(&'_ mut self, allow_existing_dirs: bool) -> Result<BorrowedFd<'_>, Error> {
         // should not be possible given the way we use it:
         assert!(!self.dirs.is_empty(), "PxarDirStack underrun");
 
@@ -147,7 +147,7 @@ impl PxarDirStack {
         Ok(())
     }
 
-    pub fn root_dir_fd(&self) -> Result<BorrowedFd, Error> {
+    pub fn root_dir_fd(&'_ self) -> Result<BorrowedFd<'_>, Error> {
         // should not be possible given the way we use it:
         assert!(!self.dirs.is_empty(), "PxarDirStack underrun");
 
diff --git a/pbs-datastore/src/snapshot_reader.rs b/pbs-datastore/src/snapshot_reader.rs
index 1e6112fe8..e4608ea56 100644
--- a/pbs-datastore/src/snapshot_reader.rs
+++ b/pbs-datastore/src/snapshot_reader.rs
@@ -122,9 +122,9 @@ impl SnapshotReader {
 
     /// Returns an iterator for all chunks not skipped by `skip_fn`.
     pub fn chunk_iterator<F: Fn(&[u8; 32]) -> bool>(
-        &self,
+        &'_ self,
         skip_fn: F,
-    ) -> Result<SnapshotChunkIterator<F>, Error> {
+    ) -> Result<SnapshotChunkIterator<'_, F>, Error> {
         SnapshotChunkIterator::new(self, skip_fn)
     }
 }
diff --git a/pbs-pxar-fuse/src/lib.rs b/pbs-pxar-fuse/src/lib.rs
index 4322c06eb..132c6bec8 100644
--- a/pbs-pxar-fuse/src/lib.rs
+++ b/pbs-pxar-fuse/src/lib.rs
@@ -406,7 +406,7 @@ impl SessionImpl {
         }
     }
 
-    fn get_lookup(&self, inode: u64) -> Result<LookupRef, Error> {
+    fn get_lookup(&'_ self, inode: u64) -> Result<LookupRef<'_>, Error> {
         let lookups = self.lookups.read().unwrap();
         if let Some(lookup) = lookups.get(&inode) {
             return Ok(lookup.get_ref(self));
@@ -447,7 +447,12 @@ impl SessionImpl {
         }
     }
 
-    fn make_lookup(&self, parent: u64, inode: u64, entry: &FileEntry) -> Result<LookupRef, Error> {
+    fn make_lookup(
+        &'_ self,
+        parent: u64,
+        inode: u64,
+        entry: &FileEntry,
+    ) -> Result<LookupRef<'_>, Error> {
         let lookups = self.lookups.read().unwrap();
         if let Some(lookup) = lookups.get(&inode) {
             return Ok(lookup.get_ref(self));
diff --git a/pbs-tape/src/sg_tape.rs b/pbs-tape/src/sg_tape.rs
index 15c56edfe..570dd2845 100644
--- a/pbs-tape/src/sg_tape.rs
+++ b/pbs-tape/src/sg_tape.rs
@@ -848,12 +848,12 @@ impl SgTape {
         Ok(transfer_len)
     }
 
-    pub fn open_writer(&mut self) -> BlockedWriter<SgTapeWriter> {
+    pub fn open_writer(&'_ mut self) -> BlockedWriter<SgTapeWriter<'_>> {
         let writer = SgTapeWriter::new(self);
         BlockedWriter::new(writer)
     }
 
-    pub fn open_reader(&mut self) -> Result<BlockedReader<SgTapeReader>, BlockReadError> {
+    pub fn open_reader(&'_ mut self) -> Result<BlockedReader<SgTapeReader<'_>>, BlockReadError> {
         let reader = SgTapeReader::new(self);
         BlockedReader::open(reader)
     }
diff --git a/pbs-tools/src/crypt_config.rs b/pbs-tools/src/crypt_config.rs
index 6ea46b577..36a75c8b8 100644
--- a/pbs-tools/src/crypt_config.rs
+++ b/pbs-tools/src/crypt_config.rs
@@ -84,7 +84,7 @@ impl CryptConfig {
     }
 
     /// Returns an openssl Signer using SHA256
-    pub fn data_signer(&self) -> openssl::sign::Signer {
+    pub fn data_signer(&'_ self) -> openssl::sign::Signer<'_> {
         openssl::sign::Signer::new(MessageDigest::sha256(), &self.id_pkey).unwrap()
     }
 
diff --git a/src/config/node.rs b/src/config/node.rs
index 96d1eb40a..d2d6e383d 100644
--- a/src/config/node.rs
+++ b/src/config/node.rs
@@ -252,7 +252,7 @@ impl NodeConfig {
         AcmeClient::load(&account).await
     }
 
-    pub fn acme_domains(&self) -> AcmeDomainIter {
+    pub fn acme_domains(&'_ self) -> AcmeDomainIter<'_> {
         AcmeDomainIter::new(self)
     }
 
-- 
2.47.3