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tape: cleanup TapeJob implementation - uses AllOf Schema with SectionConfig

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This commit is contained in:
Dietmar Maurer
2021-02-24 18:12:11 +01:00
parent 46d53e3e90
commit 5830e5620d
5 changed files with 67 additions and 105 deletions
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102
src/api2/tape/backup.rs
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@ -19,6 +19,7 @@ use crate::{
self,
tape_job::{
TapeBackupJobConfig,
TapeBackupJobSetup,
TapeBackupJobStatus,
},
},
@ -36,9 +37,6 @@ use crate::{
},
api2::types::{
Authid,
DATASTORE_SCHEMA,
MEDIA_POOL_NAME_SCHEMA,
DRIVE_NAME_SCHEMA,
UPID_SCHEMA,
JOB_ID_SCHEMA,
MediaPoolConfig,
@ -109,28 +107,28 @@ pub fn list_tape_backup_jobs(
pub fn do_tape_backup_job(
mut job: Job,
tape_job: TapeBackupJobConfig,
setup: TapeBackupJobSetup,
auth_id: &Authid,
schedule: Option<String>,
) -> Result<String, Error> {
let job_id = format!("{}:{}:{}:{}",
tape_job.store,
tape_job.pool,
tape_job.drive,
setup.store,
setup.pool,
setup.drive,
job.jobname());
let worker_type = job.jobtype().to_string();
let datastore = DataStore::lookup_datastore(&tape_job.store)?;
let datastore = DataStore::lookup_datastore(&setup.store)?;
let (config, _digest) = config::media_pool::config()?;
let pool_config: MediaPoolConfig = config.lookup("pool", &tape_job.pool)?;
let pool_config: MediaPoolConfig = config.lookup("pool", &setup.pool)?;
let (drive_config, _digest) = config::drive::config()?;
// early check/lock before starting worker
let drive_lock = lock_tape_device(&drive_config, &tape_job.drive)?;
let drive_lock = lock_tape_device(&drive_config, &setup.drive)?;
let upid_str = WorkerTask::new_thread(
&worker_type,
@ -140,7 +138,7 @@ pub fn do_tape_backup_job(
move |worker| {
let _drive_lock = drive_lock; // keep lock guard
set_tape_device_state(&tape_job.drive, &worker.upid().to_string())?;
set_tape_device_state(&setup.drive, &worker.upid().to_string())?;
job.start(&worker.upid().to_string())?;
task_log!(worker,"Starting tape backup job '{}'", job_id);
@ -151,11 +149,8 @@ pub fn do_tape_backup_job(
let job_result = backup_worker(
&worker,
datastore,
&tape_job.drive,
&pool_config,
tape_job.eject_media.unwrap_or(false),
tape_job.export_media_set.unwrap_or(false),
tape_job.latest_only.unwrap_or(false),
&setup,
);
let status = worker.create_state(&job_result);
@ -168,10 +163,10 @@ pub fn do_tape_backup_job(
);
}
if let Err(err) = set_tape_device_state(&tape_job.drive, "") {
if let Err(err) = set_tape_device_state(&setup.drive, "") {
eprintln!(
"could not unset drive state for {}: {}",
tape_job.drive,
setup.drive,
err
);
}
@ -204,7 +199,7 @@ pub fn run_tape_backup_job(
let job = Job::new("tape-backup-job", &id)?;
let upid_str = do_tape_backup_job(job, backup_job, &auth_id, None)?;
let upid_str = do_tape_backup_job(job, backup_job.setup, &auth_id, None)?;
Ok(upid_str)
}
@ -212,29 +207,9 @@ pub fn run_tape_backup_job(
#[api(
input: {
properties: {
store: {
schema: DATASTORE_SCHEMA,
},
pool: {
schema: MEDIA_POOL_NAME_SCHEMA,
},
drive: {
schema: DRIVE_NAME_SCHEMA,
},
"eject-media": {
description: "Eject media upon job completion.",
type: bool,
optional: true,
},
"export-media-set": {
description: "Export media set upon job completion.",
type: bool,
optional: true,
},
"latest-only": {
description: "Backup latest snapshots only.",
type: bool,
optional: true,
setup: {
type: TapeBackupJobSetup,
flatten: true,
},
},
},
@ -244,34 +219,25 @@ pub fn run_tape_backup_job(
)]
/// Backup datastore to tape media pool
pub fn backup(
store: String,
pool: String,
drive: String,
eject_media: Option<bool>,
export_media_set: Option<bool>,
latest_only: Option<bool>,
setup: TapeBackupJobSetup,
rpcenv: &mut dyn RpcEnvironment,
) -> Result<Value, Error> {
let auth_id: Authid = rpcenv.get_auth_id().unwrap().parse()?;
let datastore = DataStore::lookup_datastore(&store)?;
let datastore = DataStore::lookup_datastore(&setup.store)?;
let (config, _digest) = config::media_pool::config()?;
let pool_config: MediaPoolConfig = config.lookup("pool", &pool)?;
let pool_config: MediaPoolConfig = config.lookup("pool", &setup.pool)?;
let (drive_config, _digest) = config::drive::config()?;
// early check/lock before starting worker
let drive_lock = lock_tape_device(&drive_config, &drive)?;
let drive_lock = lock_tape_device(&drive_config, &setup.drive)?;
let to_stdout = rpcenv.env_type() == RpcEnvironmentType::CLI;
let eject_media = eject_media.unwrap_or(false);
let export_media_set = export_media_set.unwrap_or(false);
let latest_only = latest_only.unwrap_or(false);
let job_id = format!("{}:{}:{}", store, pool, drive);
let job_id = format!("{}:{}:{}", setup.store, setup.pool, setup.drive);
let upid_str = WorkerTask::new_thread(
"tape-backup",
@ -280,19 +246,16 @@ pub fn backup(
to_stdout,
move |worker| {
let _drive_lock = drive_lock; // keep lock guard
set_tape_device_state(&drive, &worker.upid().to_string())?;
set_tape_device_state(&setup.drive, &worker.upid().to_string())?;
backup_worker(
&worker,
datastore,
&drive,
&pool_config,
eject_media,
export_media_set,
latest_only,
&setup,
)?;
// ignore errors
let _ = set_tape_device_state(&drive, "");
let _ = set_tape_device_state(&setup.drive, "");
Ok(())
}
)?;
@ -303,11 +266,8 @@ pub fn backup(
fn backup_worker(
worker: &WorkerTask,
datastore: Arc<DataStore>,
drive: &str,
pool_config: &MediaPoolConfig,
eject_media: bool,
export_media_set: bool,
latest_only: bool,
setup: &TapeBackupJobSetup,
) -> Result<(), Error> {
let status_path = Path::new(TAPE_STATUS_DIR);
@ -315,20 +275,22 @@ fn backup_worker(
let _lock = MediaPool::lock(status_path, &pool_config.name)?;
task_log!(worker, "update media online status");
let changer_name = update_media_online_status(drive)?;
let changer_name = update_media_online_status(&setup.drive)?;
let pool = MediaPool::with_config(status_path, &pool_config, changer_name)?;
let mut pool_writer = PoolWriter::new(pool, drive)?;
let mut pool_writer = PoolWriter::new(pool, &setup.drive)?;
let mut group_list = BackupInfo::list_backup_groups(&datastore.base_path())?;
group_list.sort_unstable();
let latest_only = setup.latest_only.unwrap_or(false);
if latest_only {
task_log!(worker, "latest-only: true (only considering latest snapshots)");
}
for group in group_list {
let mut snapshot_list = group.list_backups(&datastore.base_path())?;
@ -355,9 +317,9 @@ fn backup_worker(
pool_writer.commit()?;
if export_media_set {
if setup.export_media_set.unwrap_or(false) {
pool_writer.export_media_set(worker)?;
} else if eject_media {
} else if setup.eject_media.unwrap_or(false) {
pool_writer.eject_media(worker)?;
}