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From: Dominik Csapak <d.csapak@proxmox.com>
To: pbs-devel@lists.proxmox.com
Subject: [pbs-devel] [PATCH proxmox-backup v4 2/2] tape: changer: improve error message on wrong counts
Date: Thu, 22 Jul 2021 11:26:30 +0200	[thread overview]
Message-ID: <20210722092630.2227801-2-d.csapak@proxmox.com> (raw)
In-Reply-To: <20210722092630.2227801-1-d.csapak@proxmox.com>

Signed-off-by: Dominik Csapak <d.csapak@proxmox.com>
---
 src/tape/changer/sg_pt_changer.rs | 37 ++++++++++++++++++++++++-------
 1 file changed, 29 insertions(+), 8 deletions(-)

diff --git a/src/tape/changer/sg_pt_changer.rs b/src/tape/changer/sg_pt_changer.rs
index 098c10d8..daa1ad82 100644
--- a/src/tape/changer/sg_pt_changer.rs
+++ b/src/tape/changer/sg_pt_changer.rs
@@ -421,17 +421,38 @@ pub fn read_element_status<F: AsRawFd>(file: &mut F) -> Result<MtxStatus, Error>
     let page = get_element(&inquiry, &mut sg_raw, ElementType::MediumTransport, allocation_len, false)?;
     transports.extend(page.transports);
 
-    if (setup.transport_element_count as usize) != transports.len() {
-        bail!("got wrong number of transport elements");
+    let transport_count = setup.transport_element_count as usize;
+    let storage_count = setup.storage_element_count as usize;
+    let import_export_count = setup.import_export_element_count as usize;
+    let transfer_count = setup.transfer_element_count as usize;
+
+    if transport_count != transports.len() {
+        bail!(
+            "got wrong number of transport elements: expoected {}, got{}",
+            transport_count,
+            transports.len()
+        );
     }
-    if (setup.storage_element_count as usize) != storage_slots.len() {
-        bail!("got wrong number of storage elements");
+    if storage_count != storage_slots.len() {
+        bail!(
+            "got wrong number of storage elements: expected {}, got {}",
+            storage_count,
+            storage_slots.len(),
+        );
     }
-    if (setup.import_export_element_count as usize) != import_export_slots.len() {
-        bail!("got wrong number of import/export elements");
+    if import_export_count != import_export_slots.len() {
+        bail!(
+            "got wrong number of import/export elements: expected {}, got {}",
+            import_export_count,
+            import_export_slots.len(),
+        );
     }
-    if (setup.transfer_element_count as usize) != drives.len() {
-        bail!("got wrong number of transfer elements");
+    if transfer_count != drives.len() {
+        bail!(
+            "got wrong number of transfer elements: expected {}, got {}",
+            transfer_count,
+            drives.len(),
+        );
     }
 
     // create same virtual slot order as mtx(1)
-- 
2.30.2





  reply	other threads:[~2021-07-22  9:27 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-22  9:26 [pbs-devel] [PATCH proxmox-backup v4 1/2] tape: changer: correctly consume data in decode_element_status_page Dominik Csapak
2021-07-22  9:26 ` Dominik Csapak [this message]
2021-07-22  9:38 ` [pbs-devel] applied: " Dietmar Maurer

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