From: Christian Ebner <c.ebner@proxmox.com>
To: pbs-devel@lists.proxmox.com
Subject: [pbs-devel] [PATCH v9 proxmox-backup 04/58] client: helper: add helpers for creating reader instances
Date: Wed, 5 Jun 2024 12:53:22 +0200 [thread overview]
Message-ID: <20240605105416.278748-5-c.ebner@proxmox.com> (raw)
In-Reply-To: <20240605105416.278748-1-c.ebner@proxmox.com>
Add module to place helper methods which need to be used in different
submodules of the client.
Add `get_pxar_fuse_reader`, `get_buffered_pxar_reader` and
`get_pxar_fuse_accessor` to create reader instances to access pxar
archives.
Signed-off-by: Christian Ebner <c.ebner@proxmox.com>
---
changes since version 8:
- no changes
proxmox-backup-client/src/helper.rs | 72 +++++++++++++++++++++++++++++
proxmox-backup-client/src/main.rs | 2 +
2 files changed, 74 insertions(+)
create mode 100644 proxmox-backup-client/src/helper.rs
diff --git a/proxmox-backup-client/src/helper.rs b/proxmox-backup-client/src/helper.rs
new file mode 100644
index 000000000..5b21b6720
--- /dev/null
+++ b/proxmox-backup-client/src/helper.rs
@@ -0,0 +1,72 @@
+use std::sync::Arc;
+
+use anyhow::Error;
+use pbs_client::{BackupReader, RemoteChunkReader};
+use pbs_datastore::BackupManifest;
+use pbs_tools::crypt_config::CryptConfig;
+
+use crate::{BufferedDynamicReadAt, BufferedDynamicReader, IndexFile};
+
+pub(crate) async fn get_pxar_fuse_accessor(
+ archive_name: &str,
+ payload_archive_name: Option<&str>,
+ client: Arc<BackupReader>,
+ manifest: &BackupManifest,
+ crypt_config: Option<Arc<CryptConfig>>,
+) -> Result<pbs_pxar_fuse::Accessor, Error> {
+ let (reader, archive_size) =
+ get_pxar_fuse_reader(archive_name, client.clone(), manifest, crypt_config.clone()).await?;
+
+ let reader = if let Some(payload_archive_name) = payload_archive_name {
+ let (payload_reader, payload_size) = get_pxar_fuse_reader(
+ payload_archive_name,
+ client.clone(),
+ manifest,
+ crypt_config.clone(),
+ )
+ .await?;
+
+ pxar::PxarVariant::Split(reader, (payload_reader, payload_size))
+ } else {
+ pxar::PxarVariant::Unified(reader)
+ };
+
+ let accessor = pbs_pxar_fuse::Accessor::new(reader, archive_size).await?;
+
+ Ok(accessor)
+}
+
+pub(crate) async fn get_pxar_fuse_reader(
+ archive_name: &str,
+ client: Arc<BackupReader>,
+ manifest: &BackupManifest,
+ crypt_config: Option<Arc<CryptConfig>>,
+) -> Result<(pbs_pxar_fuse::Reader, u64), Error> {
+ let reader = get_buffered_pxar_reader(archive_name, client, manifest, crypt_config).await?;
+ let archive_size = reader.archive_size();
+ let reader: pbs_pxar_fuse::Reader = Arc::new(BufferedDynamicReadAt::new(reader));
+
+ Ok((reader, archive_size))
+}
+
+pub(crate) async fn get_buffered_pxar_reader(
+ archive_name: &str,
+ client: Arc<BackupReader>,
+ manifest: &BackupManifest,
+ crypt_config: Option<Arc<CryptConfig>>,
+) -> Result<BufferedDynamicReader<RemoteChunkReader>, Error> {
+ let index = client
+ .download_dynamic_index(manifest, archive_name)
+ .await?;
+
+ let most_used = index.find_most_used_chunks(8);
+ let file_info = manifest.lookup_file_info(archive_name)?;
+ let chunk_reader = RemoteChunkReader::new(
+ client.clone(),
+ crypt_config.clone(),
+ file_info.chunk_crypt_mode(),
+ most_used,
+ );
+
+ Ok(BufferedDynamicReader::new(index, chunk_reader))
+}
diff --git a/proxmox-backup-client/src/main.rs b/proxmox-backup-client/src/main.rs
index 25556d672..db0fb6324 100644
--- a/proxmox-backup-client/src/main.rs
+++ b/proxmox-backup-client/src/main.rs
@@ -72,6 +72,8 @@ mod catalog;
pub use catalog::*;
mod snapshot;
pub use snapshot::*;
+mod helper;
+pub(crate) use helper::*;
pub mod key;
pub mod namespace;
--
2.39.2
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next prev parent reply other threads:[~2024-06-05 10:54 UTC|newest]
Thread overview: 59+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-06-05 10:53 [pbs-devel] [PATCH v9 proxmox-backup 00/58] fix #3174: improve file-level backup Christian Ebner
2024-06-05 10:53 ` [pbs-devel] [PATCH v9 proxmox-backup 01/58] client: pxar: switch to stack based encoder state Christian Ebner
2024-06-05 10:53 ` [pbs-devel] [PATCH v9 proxmox-backup 02/58] client: pxar: combine writers into struct Christian Ebner
2024-06-05 10:53 ` [pbs-devel] [PATCH v9 proxmox-backup 03/58] client: pxar: optionally split metadata and payload streams Christian Ebner
2024-06-05 10:53 ` Christian Ebner [this message]
2024-06-05 10:53 ` [pbs-devel] [PATCH v9 proxmox-backup 05/58] client: helper: add method for split archive name mapping Christian Ebner
2024-06-05 10:53 ` [pbs-devel] [PATCH v9 proxmox-backup 06/58] client: tools: helper to check pxar filename extensions Christian Ebner
2024-06-05 10:53 ` [pbs-devel] [PATCH v9 proxmox-backup 07/58] client: restore: read payload from dedicated index Christian Ebner
2024-06-05 10:53 ` [pbs-devel] [PATCH v9 proxmox-backup 08/58] client: tools: cover extension for split pxar archives Christian Ebner
2024-06-05 10:53 ` [pbs-devel] [PATCH v9 proxmox-backup 09/58] client: mount: make split pxar archives mountable Christian Ebner
2024-06-05 10:53 ` [pbs-devel] [PATCH v9 proxmox-backup 10/58] api: datastore: attach split archive payload chunk reader Christian Ebner
2024-06-05 10:53 ` [pbs-devel] [PATCH v9 proxmox-backup 11/58] catalog: shell: make split pxar archives accessible Christian Ebner
2024-06-05 10:53 ` [pbs-devel] [PATCH v9 proxmox-backup 12/58] www: cover metadata extension for pxar archives Christian Ebner
2024-06-05 10:53 ` [pbs-devel] [PATCH v9 proxmox-backup 13/58] file restore: cover extension for split " Christian Ebner
2024-06-05 10:53 ` [pbs-devel] [PATCH v9 proxmox-backup 14/58] file restore: factor out getting pxar reader Christian Ebner
2024-06-05 10:53 ` [pbs-devel] [PATCH v9 proxmox-backup 15/58] file restore: cover split metadata and payload archives Christian Ebner
2024-06-05 10:53 ` [pbs-devel] [PATCH v9 proxmox-backup 16/58] file restore: show more error context when extraction fails Christian Ebner
2024-06-05 10:53 ` [pbs-devel] [PATCH v9 proxmox-backup 17/58] pxar: bin: add optional payload input for archive restore Christian Ebner
2024-06-05 10:53 ` [pbs-devel] [PATCH v9 proxmox-backup 18/58] pxar: bin: cover listing for split archives Christian Ebner
2024-06-05 10:53 ` [pbs-devel] [PATCH v9 proxmox-backup 19/58] pxar: bin: add more context to extraction error Christian Ebner
2024-06-05 10:53 ` [pbs-devel] [PATCH v9 proxmox-backup 20/58] client: pxar: include payload offset in entry listing Christian Ebner
2024-06-05 10:53 ` [pbs-devel] [PATCH v9 proxmox-backup 21/58] client: pxar: helper for lookup of reusable dynamic entries Christian Ebner
2024-06-05 10:53 ` [pbs-devel] [PATCH v9 proxmox-backup 22/58] upload stream: implement reused chunk injector Christian Ebner
2024-06-05 10:53 ` [pbs-devel] [PATCH v9 proxmox-backup 23/58] client: chunk stream: add struct to hold injection state Christian Ebner
2024-06-05 10:53 ` [pbs-devel] [PATCH v9 proxmox-backup 24/58] chunker: add method to reset chunker state Christian Ebner
2024-06-05 10:53 ` [pbs-devel] [PATCH v9 proxmox-backup 25/58] client: streams: add channels for dynamic entry injection Christian Ebner
2024-06-05 10:53 ` [pbs-devel] [PATCH v9 proxmox-backup 26/58] specs: add backup detection mode specification Christian Ebner
2024-06-05 10:53 ` [pbs-devel] [PATCH v9 proxmox-backup 27/58] client: implement prepare reference method Christian Ebner
2024-06-05 10:53 ` [pbs-devel] [PATCH v9 proxmox-backup 28/58] client: pxar: add method for metadata comparison Christian Ebner
2024-06-05 10:53 ` [pbs-devel] [PATCH v9 proxmox-backup 29/58] pxar: caching: add look-ahead cache Christian Ebner
2024-06-05 10:53 ` [pbs-devel] [PATCH v9 proxmox-backup 30/58] client: pxar: refactor catalog encoding for directories Christian Ebner
2024-06-05 10:53 ` [pbs-devel] [PATCH v9 proxmox-backup 31/58] fix #3174: client: pxar: enable caching and meta comparison Christian Ebner
2024-06-05 10:53 ` [pbs-devel] [PATCH v9 proxmox-backup 32/58] client: backup writer: add injected chunk count to stats Christian Ebner
2024-06-05 10:53 ` [pbs-devel] [PATCH v9 proxmox-backup 33/58] pxar: create: keep track of reused chunks and files Christian Ebner
2024-06-05 10:53 ` [pbs-devel] [PATCH v9 proxmox-backup 34/58] pxar: create: show chunk injection stats info output Christian Ebner
2024-06-05 10:53 ` [pbs-devel] [PATCH v9 proxmox-backup 35/58] client: backup writer: make backup info output more concise Christian Ebner
2024-06-05 10:53 ` [pbs-devel] [PATCH v9 proxmox-backup 36/58] client: pxar: add helper to handle optional preludes Christian Ebner
2024-06-05 10:53 ` [pbs-devel] [PATCH v9 proxmox-backup 37/58] client: pxar: opt encode cli exclude patterns as Prelude Christian Ebner
2024-06-05 10:53 ` [pbs-devel] [PATCH v9 proxmox-backup 38/58] client: pxar: allow to restore prelude to optional path Christian Ebner
2024-06-05 10:53 ` [pbs-devel] [PATCH v9 proxmox-backup 39/58] pxar: bin: show padding in debug output on archive list Christian Ebner
2024-06-05 10:53 ` [pbs-devel] [PATCH v9 proxmox-backup 40/58] pxar: bin: ignore version and prelude entries in listing Christian Ebner
2024-06-05 10:54 ` [pbs-devel] [PATCH v9 proxmox-backup 42/58] pxar: bin: support creation of split pxar archives via cli Christian Ebner
2024-06-05 10:54 ` [pbs-devel] [PATCH v9 proxmox-backup 43/58] pxar: add optional payload input to mount archive Christian Ebner
2024-06-05 10:54 ` [pbs-devel] [PATCH v9 proxmox-backup 44/58] datastore: chunker: add Chunker trait Christian Ebner
2024-06-05 10:54 ` [pbs-devel] [PATCH v9 proxmox-backup 45/58] datastore: chunker: implement chunker for payload stream Christian Ebner
2024-06-05 10:54 ` [pbs-devel] [PATCH v9 proxmox-backup 46/58] chunker: tests: add regression tests for payload chunker Christian Ebner
2024-06-05 10:54 ` [pbs-devel] [PATCH v9 proxmox-backup 47/58] chunk stream: " Christian Ebner
2024-06-05 10:54 ` [pbs-devel] [PATCH v9 proxmox-backup 48/58] client: chunk stream: switch payload stream chunker Christian Ebner
2024-06-05 10:54 ` [pbs-devel] [PATCH v9 proxmox-backup 49/58] client: pxar: add archive creation with reference test Christian Ebner
2024-06-05 10:54 ` [pbs-devel] [PATCH v9 proxmox-backup 50/58] client: tools: add helper to raise nofile rlimit Christian Ebner
2024-06-05 10:54 ` [pbs-devel] [PATCH v9 proxmox-backup 51/58] client: pxar: set cache limit based on " Christian Ebner
2024-06-05 10:54 ` [pbs-devel] [PATCH v9 proxmox-backup 52/58] api: datastore: add endpoint to lookup entries via pxar archive Christian Ebner
2024-06-05 10:54 ` [pbs-devel] [PATCH v9 proxmox-backup 53/58] api: datastore: add optional archive-name to file-restore Christian Ebner
2024-06-05 10:54 ` [pbs-devel] [PATCH v9 proxmox-backup 54/58] www: content: lookup via metadata archive instead of catalog Christian Ebner
2024-06-05 10:54 ` [pbs-devel] [PATCH v9 proxmox-backup 55/58] docs: file formats: describe split pxar archive file layout Christian Ebner
2024-06-05 10:54 ` [pbs-devel] [PATCH v9 proxmox-backup 56/58] docs: add section describing change detection mode Christian Ebner
2024-06-05 10:54 ` [pbs-devel] [PATCH v9 proxmox-backup 57/58] test-suite: add detection mode change benchmark Christian Ebner
2024-06-05 10:54 ` [pbs-devel] [PATCH v9 proxmox-backup 58/58] test-suite: Makefile: add debian package and related files Christian Ebner
2024-06-06 6:47 ` [pbs-devel] partially-applied: [PATCH v9 proxmox-backup 00/58] fix #3174: improve file-level backup Fabian Grünbichler
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