chore: handle bool for pool encryption status

Signed-off-by: Diwakar Sharma <diwakar.sharma@datacore.com>

Author: dsharma-dc

io-engine/src/grpc/v1/pool.rs

@@ -400,6 +400,7 @@ impl From<&dyn PoolOps> for Pool {
             page_size: value.page_size(),
             disk_capacity: value.disk_capacity(),
             md_info: value.md_props().map(|md| md.into()),
+            encrypted: Some(value.encrypted()),
         }
     }
 }

io-engine/src/lvm/mod.rs

@@ -321,6 +321,10 @@ impl IPoolProps for VolumeGroup {
     fn md_props(&self) -> Option<PoolMetadataInfo> {
         None
     }
+
+    fn encrypted(&self) -> bool {
+        false
+    }
 }
 
 /// A factory instance which implements LVM specific `PoolFactory`.

io-engine/src/lvs/lvs_store.rs

@@ -178,6 +178,12 @@ impl Lvs {
         Bdev::checked_from_ptr(p).unwrap()
     }
 
+    /// Is the Lvs/pool encrypted.
+    pub fn encrypted(&self) -> bool {
+        let b = self.base_bdev();
+        b.driver() == "crypto"
+    }
+
     /// Returns blobstore cluster size.
     pub fn blob_cluster_size(&self) -> u64 {
         let blobs = self.blob_store();

io-engine/src/lvs/mod.rs

@@ -220,6 +220,10 @@ impl IPoolProps for Lvs {
             md_used_pages: self.md_used_pages(),
         })
     }
+
+    fn encrypted(&self) -> bool {
+        self.encrypted()
+    }
 }
 
 /// A factory instance which implements LVS specific `PoolFactory`.

io-engine/src/pool_backend.rs

@@ -222,6 +222,7 @@ pub trait IPoolProps {
     fn used(&self) -> u64;
     fn committed(&self) -> u64;
     fn md_props(&self) -> Option<PoolMetadataInfo>;
+    fn encrypted(&self) -> bool;
 }
 
 /// A pool factory helper.