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reference the datastore in BackupGroup/Dir

Browse Source 
And drop the base_path parameter on a first bunch of
functions (more reordering will follow).

Signed-off-by: Wolfgang Bumiller <w.bumiller@proxmox.com>
This commit is contained in:
Wolfgang Bumiller 2022-04-20 15:30:04 +02:00
parent bb628c295a
commit 6da20161f0
13 changed files with 230 additions and 87 deletions
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9
pbs-datastore/examples/ls-snapshots.rs
View File

@ -2,7 +2,7 @@ use std::path::PathBuf;
use anyhow::{bail, Error};
use pbs_datastore::{ListGroups, ListSnapshots};
use pbs_datastore::DataStore;
fn run() -> Result<(), Error> {
let base: PathBuf = match std::env::args().skip(1).next() {
@ -10,12 +10,13 @@ fn run() -> Result<(), Error> {
None => bail!("no path passed"),
};
for group in ListGroups::new(base.to_owned())? {
let store = unsafe { DataStore::open_path("", &base, None)? };
for group in store.iter_backup_groups()? {
let group = group?;
println!("found group {}", group);
let group_path = base.as_path().join(group.to_string());
for snapshot in ListSnapshots::new(group, group_path)? {
for snapshot in group.iter_snapshots()? {
println!("\t{}", snapshot?);
}
}

86
pbs-datastore/src/backup_info.rs
View File

@ -1,21 +1,35 @@
use std::fmt;
use std::os::unix::io::RawFd;
use std::path::{Path, PathBuf};
use std::path::PathBuf;
use std::sync::Arc;
use anyhow::{bail, Error};
use pbs_api_types::{BackupType, GroupFilter, BACKUP_DATE_REGEX, BACKUP_FILE_REGEX};
use super::manifest::MANIFEST_BLOB_NAME;
use crate::manifest::MANIFEST_BLOB_NAME;
use crate::DataStore;
/// BackupGroup is a directory containing a list of BackupDir
#[derive(Debug, Clone)]
#[derive(Clone)]
pub struct BackupGroup {
store: Arc<DataStore>,
group: pbs_api_types::BackupGroup,
}
impl fmt::Debug for BackupGroup {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
f.debug_struct("BackupGroup")
.field("store", &self.store.name())
.field("group", &self.group)
.finish()
}
}
impl BackupGroup {
pub(crate) fn new(group: pbs_api_types::BackupGroup) -> Self {
Self { group }
pub(crate) fn new(store: Arc<DataStore>, group: pbs_api_types::BackupGroup) -> Self {
Self { store, group }
}
/// Access the underlying [`BackupGroup`](pbs_api_types::BackupGroup).
@ -32,13 +46,18 @@ impl BackupGroup {
&self.group.id
}
pub fn full_group_path(&self) -> PathBuf {
self.store.base_path().join(self.group.to_string())
}
pub fn relative_group_path(&self) -> PathBuf {
self.group.to_string().into()
}
pub fn list_backups(&self, base_path: &Path) -> Result<Vec<BackupInfo>, Error> {
pub fn list_backups(&self) -> Result<Vec<BackupInfo>, Error> {
let mut list = vec![];
let base_path = self.store.base_path();
let mut path = base_path.to_owned();
path.push(self.relative_group_path());
@ -54,7 +73,7 @@ impl BackupGroup {
let backup_dir = self.backup_dir_with_rfc3339(backup_time)?;
let files = list_backup_files(l2_fd, backup_time)?;
let protected = backup_dir.is_protected(base_path.to_owned());
let protected = backup_dir.is_protected();
list.push(BackupInfo {
backup_dir,
@ -69,22 +88,18 @@ impl BackupGroup {
}
/// Finds the latest backup inside a backup group
pub fn last_backup(
&self,
base_path: &Path,
only_finished: bool,
) -> Result<Option<BackupInfo>, Error> {
let backups = self.list_backups(base_path)?;
pub fn last_backup(&self, only_finished: bool) -> Result<Option<BackupInfo>, Error> {
let backups = self.list_backups()?;
Ok(backups
.into_iter()
.filter(|item| !only_finished || item.is_finished())
.max_by_key(|item| item.backup_dir.backup_time()))
}
pub fn last_successful_backup(&self, base_path: &Path) -> Result<Option<i64>, Error> {
pub fn last_successful_backup(&self) -> Result<Option<i64>, Error> {
let mut last = None;
let mut path = base_path.to_owned();
let mut path = self.store.base_path();
path.push(self.relative_group_path());
proxmox_sys::fs::scandir(
@ -149,6 +164,10 @@ impl BackupGroup {
) -> Result<BackupDir, Error> {
BackupDir::with_rfc3339(self.clone(), time_string.into())
}
pub fn iter_snapshots(&self) -> Result<crate::ListSnapshots, Error> {
crate::ListSnapshots::new(self.clone())
}
}
impl AsRef<pbs_api_types::BackupGroup> for BackupGroup {
@ -181,6 +200,7 @@ impl std::fmt::Display for BackupGroup {
impl From<BackupDir> for BackupGroup {
fn from(dir: BackupDir) -> BackupGroup {
BackupGroup {
store: dir.store,
group: dir.dir.group,
}
}
@ -189,6 +209,7 @@ impl From<BackupDir> for BackupGroup {
impl From<&BackupDir> for BackupGroup {
fn from(dir: &BackupDir) -> BackupGroup {
BackupGroup {
store: Arc::clone(&dir.store),
group: dir.dir.group.clone(),
}
}
@ -197,18 +218,30 @@ impl From<&BackupDir> for BackupGroup {
/// Uniquely identify a Backup (relative to data store)
///
/// We also call this a backup snaphost.
#[derive(Debug, Clone)]
#[derive(Clone)]
pub struct BackupDir {
store: Arc<DataStore>,
dir: pbs_api_types::BackupDir,
// backup_time as rfc3339
backup_time_string: String,
}
impl fmt::Debug for BackupDir {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
f.debug_struct("BackupDir")
.field("store", &self.store.name())
.field("dir", &self.dir)
.field("backup_time_string", &self.backup_time_string)
.finish()
}
}
impl BackupDir {
/// Temporarily used for tests.
#[doc(hidden)]
pub fn new_test(dir: pbs_api_types::BackupDir) -> Self {
Self {
store: unsafe { DataStore::new_test() },
backup_time_string: Self::backup_time_to_string(dir.time).unwrap(),
dir,
}
@ -217,6 +250,7 @@ impl BackupDir {
pub(crate) fn with_group(group: BackupGroup, backup_time: i64) -> Result<Self, Error> {
let backup_time_string = Self::backup_time_to_string(backup_time)?;
Ok(Self {
store: group.store,
dir: (group.group, backup_time).into(),
backup_time_string,
})
@ -228,6 +262,7 @@ impl BackupDir {
) -> Result<Self, Error> {
let backup_time = proxmox_time::parse_rfc3339(&backup_time_string)?;
Ok(Self {
store: group.store,
dir: (group.group, backup_time).into(),
backup_time_string,
})
@ -257,21 +292,23 @@ impl BackupDir {
}
/// Returns the absolute path for backup_dir, using the cached formatted time string.
pub fn full_path(&self, mut base_path: PathBuf) -> PathBuf {
pub fn full_path(&self) -> PathBuf {
let mut base_path = self.store.base_path();
base_path.push(self.dir.group.ty.as_str());
base_path.push(&self.dir.group.id);
base_path.push(&self.backup_time_string);
base_path
}
pub fn protected_file(&self, mut path: PathBuf) -> PathBuf {
pub fn protected_file(&self) -> PathBuf {
let mut path = self.store.base_path();
path.push(self.relative_path());
path.push(".protected");
path
}
pub fn is_protected(&self, base_path: PathBuf) -> bool {
let path = self.protected_file(base_path);
pub fn is_protected(&self) -> bool {
let path = self.protected_file();
path.exists()
}
@ -324,7 +361,7 @@ impl std::fmt::Display for BackupDir {
}
/// Detailed Backup Information, lists files inside a BackupDir
#[derive(Debug, Clone)]
#[derive(Clone, Debug)]
pub struct BackupInfo {
/// the backup directory
pub backup_dir: BackupDir,
@ -335,12 +372,13 @@ pub struct BackupInfo {
}
impl BackupInfo {
pub fn new(base_path: &Path, backup_dir: BackupDir) -> Result<BackupInfo, Error> {
let mut path = base_path.to_owned();
pub fn new(backup_dir: BackupDir) -> Result<BackupInfo, Error> {
let base_path = backup_dir.store.base_path();
let mut path = base_path.clone();
path.push(backup_dir.relative_path());
let files = list_backup_files(libc::AT_FDCWD, &path)?;
let protected = backup_dir.is_protected(base_path.to_owned());
let protected = backup_dir.is_protected();
Ok(BackupInfo {
backup_dir,

51
pbs-datastore/src/chunk_store.rs
View File

@ -21,7 +21,7 @@ pub struct ChunkStore {
pub(crate) base: PathBuf,
chunk_dir: PathBuf,
mutex: Mutex<()>,
locker: Arc<Mutex<ProcessLocker>>,
locker: Option<Arc<Mutex<ProcessLocker>>>,
}
// TODO: what about sysctl setting vm.vfs_cache_pressure (0 - 100) ?
@ -60,6 +60,17 @@ fn digest_to_prefix(digest: &[u8]) -> PathBuf {
}
impl ChunkStore {
#[doc(hidden)]
pub unsafe fn panic_store() -> Self {
Self {
name: String::new(),
base: PathBuf::new(),
chunk_dir: PathBuf::new(),
mutex: Mutex::new(()),
locker: None,
}
}
fn chunk_dir<P: AsRef<Path>>(path: P) -> PathBuf {
let mut chunk_dir: PathBuf = PathBuf::from(path.as_ref());
chunk_dir.push(".chunks");
@ -180,12 +191,15 @@ impl ChunkStore {
name: name.to_owned(),
base,
chunk_dir,
locker,
locker: Some(locker),
mutex: Mutex::new(()),
})
}
pub fn touch_chunk(&self, digest: &[u8; 32]) -> Result<(), Error> {
// unwrap: only `None` in unit tests
assert!(self.locker.is_some());
self.cond_touch_chunk(digest, true)?;
Ok(())
}
@ -195,11 +209,17 @@ impl ChunkStore {
digest: &[u8; 32],
fail_if_not_exist: bool,
) -> Result<bool, Error> {
// unwrap: only `None` in unit tests
assert!(self.locker.is_some());
let (chunk_path, _digest_str) = self.chunk_path(digest);
self.cond_touch_path(&chunk_path, fail_if_not_exist)
}
pub fn cond_touch_path(&self, path: &Path, fail_if_not_exist: bool) -> Result<bool, Error> {
// unwrap: only `None` in unit tests
assert!(self.locker.is_some());
const UTIME_NOW: i64 = (1 << 30) - 1;
const UTIME_OMIT: i64 = (1 << 30) - 2;
@ -239,6 +259,9 @@ impl ChunkStore {
+ std::iter::FusedIterator,
Error,
> {
// unwrap: only `None` in unit tests
assert!(self.locker.is_some());
use nix::dir::Dir;
use nix::fcntl::OFlag;
use nix::sys::stat::Mode;
@ -325,7 +348,8 @@ impl ChunkStore {
}
pub fn oldest_writer(&self) -> Option<i64> {
ProcessLocker::oldest_shared_lock(self.locker.clone())
// unwrap: only `None` in unit tests
ProcessLocker::oldest_shared_lock(self.locker.clone().unwrap())
}
pub fn sweep_unused_chunks(
@ -335,6 +359,9 @@ impl ChunkStore {
status: &mut GarbageCollectionStatus,
worker: &dyn WorkerTaskContext,
) -> Result<(), Error> {
// unwrap: only `None` in unit tests
assert!(self.locker.is_some());
use nix::sys::stat::fstatat;
use nix::unistd::{unlinkat, UnlinkatFlags};
@ -426,6 +453,9 @@ impl ChunkStore {
}
pub fn insert_chunk(&self, chunk: &DataBlob, digest: &[u8; 32]) -> Result<(bool, u64), Error> {
// unwrap: only `None` in unit tests
assert!(self.locker.is_some());
//println!("DIGEST {}", hex::encode(digest));
let (chunk_path, digest_str) = self.chunk_path(digest);
@ -485,6 +515,9 @@ impl ChunkStore {
}
pub fn chunk_path(&self, digest: &[u8; 32]) -> (PathBuf, String) {
// unwrap: only `None` in unit tests
assert!(self.locker.is_some());
let mut chunk_path = self.chunk_dir.clone();
let prefix = digest_to_prefix(digest);
chunk_path.push(&prefix);
@ -494,6 +527,9 @@ impl ChunkStore {
}
pub fn relative_path(&self, path: &Path) -> PathBuf {
// unwrap: only `None` in unit tests
assert!(self.locker.is_some());
let mut full_path = self.base.clone();
full_path.push(path);
full_path
@ -504,15 +540,20 @@ impl ChunkStore {
}
pub fn base_path(&self) -> PathBuf {
// unwrap: only `None` in unit tests
assert!(self.locker.is_some());
self.base.clone()
}
pub fn try_shared_lock(&self) -> Result<ProcessLockSharedGuard, Error> {
ProcessLocker::try_shared_lock(self.locker.clone())
// unwrap: only `None` in unit tests
ProcessLocker::try_shared_lock(self.locker.clone().unwrap())
}
pub fn try_exclusive_lock(&self) -> Result<ProcessLockExclusiveGuard, Error> {
ProcessLocker::try_exclusive_lock(self.locker.clone())
// unwrap: only `None` in unit tests
ProcessLocker::try_exclusive_lock(self.locker.clone().unwrap())
}
}

131
pbs-datastore/src/datastore.rs
View File

@ -65,6 +65,22 @@ pub struct DataStoreImpl {
last_update: i64,
}
impl DataStoreImpl {
// This one just panics on everything
#[doc(hidden)]
pub unsafe fn new_test() -> Arc<Self> {
Arc::new(Self {
chunk_store: Arc::new(unsafe { ChunkStore::panic_store() }),
gc_mutex: Mutex::new(()),
last_gc_status: Mutex::new(GarbageCollectionStatus::default()),
verify_new: false,
chunk_order: ChunkOrder::None,
last_generation: 0,
last_update: 0,
})
}
}
pub struct DataStore {
inner: Arc<DataStoreImpl>,
operation: Option<Operation>,
@ -98,6 +114,15 @@ impl Drop for DataStore {
}
impl DataStore {
// This one just panics on everything
#[doc(hidden)]
pub unsafe fn new_test() -> Arc<Self> {
Arc::new(Self {
inner: unsafe { DataStoreImpl::new_test() },
operation: None,
})
}
pub fn lookup_datastore(
name: &str,
operation: Option<Operation>,
@ -108,7 +133,6 @@ impl DataStore {
let (config, _digest) = pbs_config::datastore::config()?;
let config: DataStoreConfig = config.lookup("datastore", name)?;
let path = PathBuf::from(&config.path);
if let Some(maintenance_mode) = config.get_maintenance_mode() {
if let Err(error) = maintenance_mode.check(operation) {
@ -132,7 +156,8 @@ impl DataStore {
}
}
let datastore = DataStore::open_with_path(name, &path, config, generation, now)?;
let chunk_store = ChunkStore::open(name, &config.path)?;
let datastore = DataStore::with_store_and_config(chunk_store, config, generation, now)?;
let datastore = Arc::new(datastore);
map.insert(name.to_string(), datastore.clone());
@ -153,15 +178,43 @@ impl DataStore {
Ok(())
}
fn open_with_path(
store_name: &str,
path: &Path,
/// Open a raw database given a name and a path.
pub unsafe fn open_path(
name: &str,
path: impl AsRef<Path>,
operation: Option<Operation>,
) -> Result<Arc<Self>, Error> {
let path = path
.as_ref()
.to_str()
.ok_or_else(|| format_err!("non-utf8 paths not supported"))?
.to_owned();
unsafe { Self::open_from_config(DataStoreConfig::new(name.to_owned(), path), operation) }
}
/// Open a datastore given a raw configuration.
pub unsafe fn open_from_config(
config: DataStoreConfig,
operation: Option<Operation>,
) -> Result<Arc<Self>, Error> {
let name = config.name.clone();
let chunk_store = ChunkStore::open(&name, &config.path)?;
let inner = Arc::new(Self::with_store_and_config(chunk_store, config, 0, 0)?);
if let Some(operation) = operation {
update_active_operations(&name, operation, 1)?;
}
Ok(Arc::new(Self { inner, operation }))
}
fn with_store_and_config(
chunk_store: ChunkStore,
config: DataStoreConfig,
last_generation: usize,
last_update: i64,
) -> Result<DataStoreImpl, Error> {
let chunk_store = ChunkStore::open(store_name, path)?;
let mut gc_status_path = chunk_store.base_path();
gc_status_path.push(".gc-status");
@ -363,7 +416,7 @@ impl DataStore {
/// Remove a complete backup group including all snapshots, returns true
/// if all snapshots were removed, and false if some were protected
pub fn remove_backup_group(
&self,
self: &Arc<Self>,
backup_group: &pbs_api_types::BackupGroup,
) -> Result<bool, Error> {
let backup_group = self.backup_group(backup_group.clone());
@ -381,8 +434,8 @@ impl DataStore {
let mut removed_all = true;
// remove all individual backup dirs first to ensure nothing is using them
for snap in backup_group.list_backups(&self.base_path())? {
if snap.backup_dir.is_protected(self.base_path()) {
for snap in backup_group.list_backups()? {
if snap.backup_dir.is_protected() {
removed_all = false;
continue;
}
@ -405,13 +458,13 @@ impl DataStore {
/// Remove a backup directory including all content
pub fn remove_backup_dir(
&self,
self: &Arc<Self>,
backup_dir: &pbs_api_types::BackupDir,
force: bool,
) -> Result<(), Error> {
let backup_dir = self.backup_dir(backup_dir.clone())?;
let full_path = backup_dir.full_path(self.base_path());
let full_path = backup_dir.full_path();
let (_guard, _manifest_guard);
if !force {
@ -419,7 +472,7 @@ impl DataStore {
_manifest_guard = self.lock_manifest(&backup_dir)?;
}
if backup_dir.is_protected(self.base_path()) {
if backup_dir.is_protected() {
bail!("cannot remove protected snapshot");
}
@ -441,7 +494,7 @@ impl DataStore {
///
/// Or None if there is no backup in the group (or the group dir does not exist).
pub fn last_successful_backup(
&self,
self: &Arc<Self>,
backup_group: &pbs_api_types::BackupGroup,
) -> Result<Option<i64>, Error> {
let backup_group = self.backup_group(backup_group.clone());
@ -451,7 +504,7 @@ impl DataStore {
group_path.push(backup_group.relative_group_path());
if group_path.exists() {
backup_group.last_successful_backup(&base_path)
backup_group.last_successful_backup()
} else {
Ok(None)
}
@ -584,20 +637,23 @@ impl DataStore {
///
/// The iterated item is still a Result that can contain errors from rather unexptected FS or
/// parsing errors.
pub fn iter_backup_groups(&self) -> Result<ListGroups, Error> {
ListGroups::new(self.base_path())
pub fn iter_backup_groups(self: &Arc<DataStore>) -> Result<ListGroups, Error> {
ListGroups::new(Arc::clone(self))
}
/// Get a streaming iter over top-level backup groups of a datatstore, filtered by Ok results
///
/// The iterated item's result is already unwrapped, if it contained an error it will be
/// logged. Can be useful in iterator chain commands
pub fn iter_backup_groups_ok(&self) -> Result<impl Iterator<Item = BackupGroup> + '_, Error> {
pub fn iter_backup_groups_ok(
self: &Arc<DataStore>,
) -> Result<impl Iterator<Item = BackupGroup> + 'static, Error> {
let this = Arc::clone(self);
Ok(
ListGroups::new(self.base_path())?.filter_map(move |group| match group {
ListGroups::new(Arc::clone(&self))?.filter_map(move |group| match group {
Ok(group) => Some(group),
Err(err) => {
log::error!("list groups error on datastore {} - {}", self.name(), err);
log::error!("list groups error on datastore {} - {}", this.name(), err);
None
}
}),
@ -607,8 +663,8 @@ impl DataStore {
/// Get a in-memory vector for all top-level backup groups of a datatstore
///
/// NOTE: using the iterator directly is most often more efficient w.r.t. memory usage
pub fn list_backup_groups(&self) -> Result<Vec<BackupGroup>, Error> {
ListGroups::new(self.base_path())?.collect()
pub fn list_backup_groups(self: &Arc<DataStore>) -> Result<Vec<BackupGroup>, Error> {
ListGroups::new(Arc::clone(self))?.collect()
}
pub fn list_images(&self) -> Result<Vec<PathBuf>, Error> {
@ -1022,11 +1078,11 @@ impl DataStore {
/// Updates the protection status of the specified snapshot.
pub fn update_protection(&self, backup_dir: &BackupDir, protection: bool) -> Result<(), Error> {
let full_path = backup_dir.full_path(self.base_path());
let full_path = backup_dir.full_path();
let _guard = lock_dir_noblock(&full_path, "snapshot", "possibly running or in use")?;
let protected_path = backup_dir.protected_file(self.base_path());
let protected_path = backup_dir.protected_file();
if protection {
std::fs::File::create(protected_path)
.map_err(|err| format_err!("could not create protection file: {}", err))?;
@ -1093,12 +1149,12 @@ impl DataStore {
}
/// Open a backup group from this datastore.
pub fn backup_group(&self, group: pbs_api_types::BackupGroup) -> BackupGroup {
BackupGroup::new(group)
pub fn backup_group(self: &Arc<Self>, group: pbs_api_types::BackupGroup) -> BackupGroup {
BackupGroup::new(Arc::clone(&self), group)
}
/// Open a backup group from this datastore.
pub fn backup_group_from_parts<T>(&self, ty: BackupType, id: T) -> BackupGroup
pub fn backup_group_from_parts<T>(self: &Arc<Self>, ty: BackupType, id: T) -> BackupGroup
where
T: Into<String>,
{
@ -1108,18 +1164,18 @@ impl DataStore {
/// Open a backup group from this datastore by backup group path such as `vm/100`.
///
/// Convenience method for `store.backup_group(path.parse()?)`
pub fn backup_group_from_path(&self, path: &str) -> Result<BackupGroup, Error> {
pub fn backup_group_from_path(self: &Arc<Self>, path: &str) -> Result<BackupGroup, Error> {
Ok(self.backup_group(path.parse()?))
}
/// Open a snapshot (backup directory) from this datastore.
pub fn backup_dir(&self, dir: pbs_api_types::BackupDir) -> Result<BackupDir, Error> {
pub fn backup_dir(self: &Arc<Self>, dir: pbs_api_types::BackupDir) -> Result<BackupDir, Error> {
BackupDir::with_group(self.backup_group(dir.group), dir.time)
}
/// Open a snapshot (backup directory) from this datastore.
pub fn backup_dir_from_parts<T>(
&self,
self: &Arc<Self>,
ty: BackupType,
id: T,
time: i64,
@ -1132,7 +1188,7 @@ impl DataStore {
/// Open a snapshot (backup directory) from this datastore with a cached rfc3339 time string.
pub fn backup_dir_with_rfc3339<T: Into<String>>(
&self,
self: &Arc<Self>,
group: BackupGroup,
time_string: T,
) -> Result<BackupDir, Error> {
@ -1140,7 +1196,7 @@ impl DataStore {
}
/// Open a snapshot (backup directory) from this datastore by a snapshot path.
pub fn backup_dir_from_path(&self, path: &str) -> Result<BackupDir, Error> {
pub fn backup_dir_from_path(self: &Arc<Self>, path: &str) -> Result<BackupDir, Error> {
self.backup_dir(path.parse()?)
}
}
@ -1152,9 +1208,9 @@ pub struct ListSnapshots {
}
impl ListSnapshots {
pub fn new(group: BackupGroup, group_path: PathBuf) -> Result<Self, Error> {
pub fn new(group: BackupGroup) -> Result<Self, Error> {
Ok(ListSnapshots {
fd: proxmox_sys::fs::read_subdir(libc::AT_FDCWD, &group_path)?,
fd: proxmox_sys::fs::read_subdir(libc::AT_FDCWD, &group.full_group_path())?,
group,
})
}
@ -1192,14 +1248,16 @@ impl Iterator for ListSnapshots {
/// A iterator for a (single) level of Backup Groups
pub struct ListGroups {
store: Arc<DataStore>,
type_fd: proxmox_sys::fs::ReadDir,
id_state: Option<(BackupType, proxmox_sys::fs::ReadDir)>,
}
impl ListGroups {
pub fn new(base_path: PathBuf) -> Result<Self, Error> {
pub fn new(store: Arc<DataStore>) -> Result<Self, Error> {
Ok(ListGroups {
type_fd: proxmox_sys::fs::read_subdir(libc::AT_FDCWD, &base_path)?,
type_fd: proxmox_sys::fs::read_subdir(libc::AT_FDCWD, &store.base_path())?,
store,
id_state: None,
})
}
@ -1227,6 +1285,7 @@ impl Iterator for ListGroups {
}
if BACKUP_ID_REGEX.is_match(name) {
return Some(Ok(BackupGroup::new(
Arc::clone(&self.store),
(group_type, name.to_owned()).into(),
)));
}

2
pbs-datastore/src/lib.rs
View File

@ -142,6 +142,8 @@
//! * / = no interaction
//! * shared/exclusive from POV of 'starting' process
#![deny(unsafe_op_in_unsafe_fn)]
// Note: .pcat1 => Proxmox Catalog Format version 1
pub const CATALOG_NAME: &str = "catalog.pcat1.didx";

2
pbs-datastore/src/snapshot_reader.rs
View File

@ -34,7 +34,7 @@ impl SnapshotReader {
) -> Result<Self, Error> {
let snapshot = datastore.backup_dir(snapshot)?;
let snapshot_path = snapshot.full_path(datastore.base_path());
let snapshot_path = snapshot.full_path();
let locked_dir =
lock_dir_noblock_shared(&snapshot_path, "snapshot", "locked by another operation")?;

20
src/api2/admin/datastore.rs
View File

@ -4,6 +4,7 @@ use std::collections::HashSet;
use std::ffi::OsStr;
use std::os::unix::ffi::OsStrExt;
use std::path::PathBuf;
use std::sync::Arc;
use anyhow::{bail, format_err, Error};
use futures::*;
@ -182,7 +183,7 @@ pub fn list_groups(
return Ok(group_info);
}
let snapshots = match group.list_backups(&datastore.base_path()) {
let snapshots = match group.list_backups() {
Ok(snapshots) => snapshots,
Err(_) => return Ok(group_info),
};
@ -294,7 +295,7 @@ pub fn list_snapshot_files(
PRIV_DATASTORE_AUDIT | PRIV_DATASTORE_READ,
)?;
let info = BackupInfo::new(&datastore.base_path(), snapshot)?;
let info = BackupInfo::new(snapshot)?;
let (_manifest, files) = get_all_snapshot_files(&datastore, &info)?;
@ -405,7 +406,7 @@ pub fn list_snapshots(
group: group.into(),
time: info.backup_dir.backup_time(),
};
let protected = info.backup_dir.is_protected(datastore.base_path());
let protected = info.backup_dir.is_protected();
match get_all_snapshot_files(&datastore, &info) {
Ok((manifest, files)) => {
@ -488,7 +489,7 @@ pub fn list_snapshots(
return Ok(snapshots);
}
let group_backups = group.list_backups(&datastore.base_path())?;
let group_backups = group.list_backups()?;
snapshots.extend(
group_backups
@ -500,7 +501,10 @@ pub fn list_snapshots(
})
}
fn get_snapshots_count(store: &DataStore, filter_owner: Option<&Authid>) -> Result<Counts, Error> {
fn get_snapshots_count(
store: &Arc<DataStore>,
filter_owner: Option<&Authid>,
) -> Result<Counts, Error> {
store
.iter_backup_groups_ok()?
.filter(|group| {
@ -519,7 +523,7 @@ fn get_snapshots_count(store: &DataStore, filter_owner: Option<&Authid>) -> Resu
}
})
.try_fold(Counts::default(), |mut counts, group| {
let snapshot_count = group.list_backups(&store.base_path())?.len() as u64;
let snapshot_count = group.list_backups()?.len() as u64;
// only include groups with snapshots, counting/displaying emtpy groups can confuse
if snapshot_count > 0 {
@ -788,7 +792,7 @@ pub fn prune(
let mut prune_result = Vec::new();
let list = group.list_backups(&datastore.base_path())?;
let list = group.list_backups()?;
let mut prune_info = compute_prune_info(list, &prune_options)?;
@ -1797,7 +1801,7 @@ pub fn get_protection(
PRIV_DATASTORE_AUDIT,
)?;
Ok(backup_dir.is_protected(datastore.base_path()))
Ok(backup_dir.is_protected())
}
#[api(

4
src/api2/backup/mod.rs
View File

@ -133,9 +133,7 @@ fn upgrade_to_backup_protocol(
}
let last_backup = {
let info = backup_group
.last_backup(&datastore.base_path(), true)
.unwrap_or(None);
let info = backup_group.last_backup(true).unwrap_or(None);
if let Some(info) = info {
let (manifest, _) = datastore.load_manifest(&info.backup_dir)?;
let verify = manifest.unprotected["verify_state"].clone();

2
src/api2/reader/mod.rs
View File

@ -123,7 +123,7 @@ fn upgrade_to_backup_reader_protocol(
}
let _guard = lock_dir_noblock_shared(
&backup_dir.full_path(datastore.base_path()),
&backup_dir.full_path(),
"snapshot",
"locked by another operation",
)?;

2
src/api2/tape/backup.rs
View File

@ -458,7 +458,7 @@ fn backup_worker(
progress.done_snapshots = 0;
progress.group_snapshots = 0;
let snapshot_list = group.list_backups(&datastore.base_path())?;
let snapshot_list = group.list_backups()?;
// filter out unfinished backups
let mut snapshot_list: Vec<_> = snapshot_list

2
src/backup/verify.rs
View File

@ -450,7 +450,7 @@ pub fn verify_backup_group(
filter: Option<&dyn Fn(&BackupManifest) -> bool>,
) -> Result<Vec<String>, Error> {
let mut errors = Vec::new();
let mut list = match group.list_backups(&verify_worker.datastore.base_path()) {
let mut list = match group.list_backups() {
Ok(list) => list,
Err(err) => {
task_log!(

2
src/server/prune_job.rs
View File

@ -44,7 +44,7 @@ pub fn prune_datastore(
for group in datastore.iter_backup_groups()? {
let group = group?;
let list = group.list_backups(&datastore.base_path())?;
let list = group.list_backups()?;
if !has_privs && !datastore.owns_backup(group.as_ref(), &auth_id)? {
continue;

4
src/server/pull.rs
View File

@ -663,13 +663,13 @@ pub async fn pull_group(
if params.remove_vanished {
let group = params.store.backup_group(group.clone());
let local_list = group.list_backups(&params.store.base_path())?;
let local_list = group.list_backups()?;
for info in local_list {
let backup_time = info.backup_dir.backup_time();
if remote_snapshots.contains(&backup_time) {
continue;
}
if info.backup_dir.is_protected(params.store.base_path()) {
if info.backup_dir.is_protected() {
task_log!(
worker,
"don't delete vanished snapshot {:?} (protected)",