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api2/node/disks/zfs: instantiate import service 

When creating a new zpool for a datastore, also instantiate an
import-unit for it. This helps in cases where '/etc/zfs/zool.cache'
get corrupted and thus the pool is not imported upon boot.

This patch needs the corresponding addition of 'zfs-import@.service' in
the zfsonlinux repository.

Suggested-by: Fabian Grünbichler <f.gruenbichler@proxmox.com>
Signed-off-by: Stoiko Ivanov <s.ivanov@proxmox.com>
This commit is contained in:
Stoiko Ivanov 2020-09-16 14:14:18 +02:00 committed by Thomas Lamprecht
parent 0c41e0d06b
commit 905147a5ee
1 changed files with 5 additions and 0 deletions
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5
src/api2/node/disks/zfs.rs
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@ -25,6 +25,8 @@ use crate::server::WorkerTask;
use crate::api2::types::*; use crate::api2::types::*;
use crate::tools::systemd;
pub const DISK_ARRAY_SCHEMA: Schema = ArraySchema::new( pub const DISK_ARRAY_SCHEMA: Schema = ArraySchema::new(
"Disk name list.", &BLOCKDEVICE_NAME_SCHEMA) "Disk name list.", &BLOCKDEVICE_NAME_SCHEMA)
.schema(); .schema();
@ -355,6 +357,9 @@ pub fn create_zpool(
let output = crate::tools::run_command(command, None)?; let output = crate::tools::run_command(command, None)?;
worker.log(output); worker.log(output);
let import_unit = format!("zfs-import@{}.service", systemd::escape_unit(&name, false));
systemd::enable_unit(&import_unit)?;
if let Some(compression) = compression { if let Some(compression) = compression {
let mut command = std::process::Command::new("zfs"); let mut command = std::process::Command::new("zfs");
command.args(&["set", &format!("compression={}", compression), &name]); command.args(&["set", &format!("compression={}", compression), &name]);