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tape: changer: improve error message on wrong counts 

Signed-off-by: Dominik Csapak <d.csapak@proxmox.com>
This commit is contained in:
Dominik Csapak 2021-07-22 11:26:30 +02:00 committed by Dietmar Maurer
parent f9aa980c7d
commit 131d0f10c2
1 changed files with 29 additions and 8 deletions
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37
src/tape/changer/sg_pt_changer.rs
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@ -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)?; let page = get_element(&inquiry, &mut sg_raw, ElementType::MediumTransport, allocation_len, false)?;
transports.extend(page.transports); transports.extend(page.transports);
if (setup.transport_element_count as usize) != transports.len() { let transport_count = setup.transport_element_count as usize;
bail!("got wrong number of transport elements"); 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() { if storage_count != storage_slots.len() {
bail!("got wrong number of storage elements"); 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() { if import_export_count != import_export_slots.len() {
bail!("got wrong number of import/export elements"); 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() { if transfer_count != drives.len() {
bail!("got wrong number of transfer elements"); bail!(
"got wrong number of transfer elements: expected {}, got {}",
transfer_count,
drives.len(),
);
} }
// create same virtual slot order as mtx(1) // create same virtual slot order as mtx(1)