metric_collection: remove redundant map_or

Fixes:

warning: this `map_or` is redundant
   --> src/server/metric_collection/mod.rs:172:20
    |
172 |                   if config
    |  ____________________^
173 | |                     .get_maintenance_mode()
174 | |                     .map_or(false, |mode| mode.check(Some(Operation::Read)).is_err())
    | |_____________________________________________________________________________________^
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_map_or
    = note: `#[warn(clippy::unnecessary_map_or)]` on by default
help: use is_some_and instead
    |
172 ~                 if config
173 +                     .get_maintenance_mode().is_some_and(|mode| mode.check(Some(Operation::Read)).is_err())
    |

Signed-off-by: Maximiliano Sandoval <m.sandoval@proxmox.com>

pbs-datastore/src/datastore.rs

@@ -179,9 +179,9 @@ impl Drop for DataStore {
             let remove_from_cache = last_task
                 && pbs_config::datastore::config()
                     .and_then(|(s, _)| s.lookup::<DataStoreConfig>("datastore", self.name()))
-                    .map_or(false, |c| {
+                    .is_ok_and(|c| {
                         c.get_maintenance_mode()
-                            .map_or(false, |m| m.clear_from_cache())
+                            .is_some_and(|m| m.clear_from_cache())
                     });
 
             if remove_from_cache {
@@ -287,7 +287,7 @@ impl DataStore {
         let datastore: DataStoreConfig = config.lookup("datastore", name)?;
         if datastore
             .get_maintenance_mode()
-            .map_or(false, |m| m.clear_from_cache())
+            .is_some_and(|m| m.clear_from_cache())
         {
             // the datastore drop handler does the checking if tasks are running and clears the
             // cache entry, so we just have to trigger it here

src/api2/admin/datastore.rs

@@ -2601,7 +2601,7 @@ fn do_unmount_device(
         active_operations = task_tracking::get_active_operations(&datastore.name)?;
     }
 
-    if aborted || worker.map_or(false, |w| w.abort_requested()) {
+    if aborted || worker.is_some_and(|w| w.abort_requested()) {
         let _ = expect_maintanance_unmounting(&datastore.name)
             .inspect_err(|e| warn!("maintenance mode was not as expected: {e}"))
             .and_then(|(lock, config)| {

src/api2/config/datastore.rs

@@ -105,7 +105,7 @@ pub(crate) fn do_create_datastore(
             for file in dir {
                 let name = file?.file_name();
                 let name = name.to_str();
-                if !name.map_or(false, |name| name.starts_with('.') || name == "lost+found") {
+                if !name.is_some_and(|name| name.starts_with('.') || name == "lost+found") {
                     is_empty = false;
                     break;
                 }

src/api2/config/remote.rs

@@ -268,7 +268,7 @@ pub fn delete_remote(name: String, digest: Option<String>) -> Result<(), Error>
 
     let job_list: Vec<SyncJobConfig> = sync_jobs.convert_to_typed_array("sync")?;
     for job in job_list {
-        if job.remote.map_or(false, |id| id == name) {
+        if job.remote.is_some_and(|id| id == name) {
             param_bail!(
                 "name",
                 "remote '{}' is used by sync job '{}' (datastore '{}')",

src/bin/proxmox_backup_debug/inspect.rs

@@ -429,7 +429,7 @@ fn inspect_device(device: String, param: Value) -> Result<(), Error> {
             && entry
                 .file_name()
                 .to_str()
-                .map_or(false, |name| name == ".chunks")
+                .is_some_and(|name| name == ".chunks")
         {
             let store_path = entry
                 .path()

src/bin/proxmox_backup_manager/datastore.rs

@@ -273,7 +273,7 @@ async fn uuid_mount(param: Value, _rpcenv: &mut dyn RpcEnvironment) -> Result<Va
             store
                 .backing_device
                 .clone()
-                .map_or(false, |device| device.eq(&uuid))
+                .is_some_and(|device| device.eq(&uuid))
         })
         .collect();
 

src/server/metric_collection/mod.rs

@@ -171,7 +171,7 @@ fn collect_disk_stats_sync() -> (DiskStat, Vec<DiskStat>) {
             for config in datastore_list {
                 if config
                     .get_maintenance_mode()
-                    .map_or(false, |mode| mode.check(Some(Operation::Read)).is_err())
+                    .is_some_and(|mode| mode.check(Some(Operation::Read)).is_err())
                 {
                     continue;
                 }