From: Christian Ebner <c.ebner@proxmox.com>
To: pbs-devel@lists.proxmox.com
Subject: [pbs-devel] [PATCH v6 proxmox-backup 26/65] api: datastore: refactor getting local chunk reader
Date: Tue, 14 May 2024 12:33:42 +0200 [thread overview]
Message-ID: <20240514103421.289431-27-c.ebner@proxmox.com> (raw)
In-Reply-To: <20240514103421.289431-1-c.ebner@proxmox.com>
Move the code to get the local chunk reader to a dedicated function
to make it reusable. The same code is required to get the local chunk
reader for the payload stream for split stream archives.
Signed-off-by: Christian Ebner <c.ebner@proxmox.com>
---
src/api2/admin/datastore.rs | 39 ++++++++++++++++++++++++-------------
1 file changed, 25 insertions(+), 14 deletions(-)
diff --git a/src/api2/admin/datastore.rs b/src/api2/admin/datastore.rs
index 626eb154a..505a6883f 100644
--- a/src/api2/admin/datastore.rs
+++ b/src/api2/admin/datastore.rs
@@ -1743,6 +1743,29 @@ pub const API_METHOD_PXAR_FILE_DOWNLOAD: ApiMethod = ApiMethod::new(
&Permission::Anybody,
);
+fn get_local_pxar_reader(
+ datastore: Arc<DataStore>,
+ manifest: &BackupManifest,
+ backup_dir: &BackupDir,
+ pxar_name: &str,
+) -> Result<(LocalDynamicReadAt<LocalChunkReader>, u64), Error> {
+ let mut path = datastore.base_path();
+ path.push(backup_dir.relative_path());
+ path.push(pxar_name);
+
+ let index = DynamicIndexReader::open(&path)
+ .map_err(|err| format_err!("unable to read dynamic index '{:?}' - {}", &path, err))?;
+
+ let (csum, size) = index.compute_csum();
+ manifest.verify_file(pxar_name, &csum, size)?;
+
+ let chunk_reader = LocalChunkReader::new(datastore, None, CryptMode::None);
+ let reader = BufferedDynamicReader::new(index, chunk_reader);
+ let archive_size = reader.archive_size();
+
+ Ok((LocalDynamicReadAt::new(reader), archive_size))
+}
+
pub fn pxar_file_download(
_parts: Parts,
_req_body: Body,
@@ -1787,20 +1810,8 @@ pub fn pxar_file_download(
}
}
- let mut path = datastore.base_path();
- path.push(backup_dir.relative_path());
- path.push(pxar_name);
-
- let index = DynamicIndexReader::open(&path)
- .map_err(|err| format_err!("unable to read dynamic index '{:?}' - {}", &path, err))?;
-
- let (csum, size) = index.compute_csum();
- manifest.verify_file(pxar_name, &csum, size)?;
-
- let chunk_reader = LocalChunkReader::new(datastore, None, CryptMode::None);
- let reader = BufferedDynamicReader::new(index, chunk_reader);
- let archive_size = reader.archive_size();
- let reader = LocalDynamicReadAt::new(reader);
+ let (reader, archive_size) =
+ get_local_pxar_reader(datastore.clone(), &manifest, &backup_dir, pxar_name)?;
let decoder = Accessor::new(reader, archive_size, None).await?;
let root = decoder.open_root().await?;
--
2.39.2
_______________________________________________
pbs-devel mailing list
pbs-devel@lists.proxmox.com
https://lists.proxmox.com/cgi-bin/mailman/listinfo/pbs-devel
next prev parent reply other threads:[~2024-05-14 10:40 UTC|newest]
Thread overview: 98+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-05-14 10:33 [pbs-devel] [PATCH v5 pxar proxmox-backup 00/62] fix #3174: improve file-level backup Christian Ebner
2024-05-14 10:33 ` [pbs-devel] [PATCH v6 pxar 01/14] format/examples: add header type `PXAR_PAYLOAD_REF` Christian Ebner
2024-05-14 10:33 ` [pbs-devel] [PATCH v6 pxar 02/14] decoder: add method to read payload references Christian Ebner
2024-05-14 10:33 ` [pbs-devel] [PATCH v6 pxar 03/14] decoder: factor out skip part from skip_entry Christian Ebner
2024-05-14 10:33 ` [pbs-devel] [PATCH v6 pxar 04/14] encoder: add optional output writer for file payloads Christian Ebner
2024-05-21 10:06 ` Dominik Csapak
2024-05-21 10:21 ` Christian Ebner
2024-05-14 10:33 ` [pbs-devel] [PATCH v6 pxar 05/14] encoder: move to stack based state tracking Christian Ebner
2024-05-14 10:33 ` [pbs-devel] [PATCH v6 pxar 06/14] decoder/accessor: add optional payload input stream Christian Ebner
2024-05-14 10:33 ` [pbs-devel] [PATCH v6 pxar 07/14] decoder: set payload input range when decoding via accessor Christian Ebner
2024-05-14 10:33 ` [pbs-devel] [PATCH v6 pxar 08/14] encoder: add payload reference capability Christian Ebner
2024-05-14 10:33 ` [pbs-devel] [PATCH v6 pxar 09/14] encoder: add payload position capability Christian Ebner
2024-05-14 10:33 ` [pbs-devel] [PATCH v6 pxar 10/14] encoder: add payload advance capability Christian Ebner
2024-05-14 10:33 ` [pbs-devel] [PATCH v6 pxar 11/14] encoder/format: finish payload stream with marker Christian Ebner
2024-05-14 10:33 ` [pbs-devel] [PATCH v6 pxar 12/14] format: add payload stream start marker Christian Ebner
2024-05-14 10:33 ` [pbs-devel] [PATCH v6 pxar 13/14] format/encoder/decoder: new pxar entry type `Version` Christian Ebner
2024-05-14 10:33 ` [pbs-devel] [PATCH v6 pxar 14/14] format/encoder/decoder: new pxar entry type `Prelude` Christian Ebner
2024-05-14 10:33 ` [pbs-devel] [PATCH v6 proxmox-backup 15/65] client: pxar: switch to stack based encoder state Christian Ebner
2024-05-14 10:33 ` [pbs-devel] [PATCH v6 proxmox-backup 16/65] client: backup: factor out extension from backup target Christian Ebner
2024-05-14 10:33 ` [pbs-devel] [PATCH v6 proxmox-backup 17/65] client: pxar: combine writers into struct Christian Ebner
2024-05-21 10:29 ` Dominik Csapak
2024-05-21 13:30 ` Christian Ebner
2024-05-14 10:33 ` [pbs-devel] [PATCH v6 proxmox-backup 18/65] client: pxar: add optional pxar payload writer instance Christian Ebner
2024-05-14 10:33 ` [pbs-devel] [PATCH v6 proxmox-backup 19/65] client: pxar: optionally split metadata and payload streams Christian Ebner
2024-05-14 10:33 ` [pbs-devel] [PATCH v6 proxmox-backup 20/65] client: helper: add helpers for creating reader instances Christian Ebner
2024-05-21 12:26 ` Dominik Csapak
2024-05-14 10:33 ` [pbs-devel] [PATCH v6 proxmox-backup 21/65] client: helper: add method for split archive name mapping Christian Ebner
2024-05-14 10:33 ` [pbs-devel] [PATCH v6 proxmox-backup 22/65] client: restore: read payload from dedicated index Christian Ebner
2024-05-21 12:44 ` Dominik Csapak
2024-05-24 6:45 ` Christian Ebner
2024-05-14 10:33 ` [pbs-devel] [PATCH v6 proxmox-backup 23/65] tools: cover extension for split pxar archives Christian Ebner
2024-05-14 10:33 ` [pbs-devel] [PATCH v6 proxmox-backup 24/65] restore: " Christian Ebner
2024-05-14 10:33 ` [pbs-devel] [PATCH v6 proxmox-backup 25/65] client: mount: make split pxar archives mountable Christian Ebner
2024-05-21 12:54 ` Dominik Csapak
2024-05-14 10:33 ` Christian Ebner [this message]
2024-05-14 10:33 ` [pbs-devel] [PATCH v6 proxmox-backup 27/65] api: datastore: attach optional payload chunk reader Christian Ebner
2024-05-21 13:12 ` Dominik Csapak
2024-05-24 6:48 ` Christian Ebner
2024-05-14 10:33 ` [pbs-devel] [PATCH v6 proxmox-backup 28/65] catalog: shell: make split pxar archives accessible Christian Ebner
2024-05-14 10:33 ` [pbs-devel] [PATCH v6 proxmox-backup 29/65] www: cover metadata extension for pxar archives Christian Ebner
2024-05-14 10:33 ` [pbs-devel] [PATCH v6 proxmox-backup 30/65] file restore: factor out getting pxar reader Christian Ebner
2024-05-21 13:19 ` Dominik Csapak
2024-05-21 14:07 ` Christian Ebner
2024-05-14 10:33 ` [pbs-devel] [PATCH v6 proxmox-backup 31/65] file restore: cover split metadata and payload archives Christian Ebner
2024-05-21 13:25 ` Dominik Csapak
2024-05-14 10:33 ` [pbs-devel] [PATCH v6 proxmox-backup 32/65] file restore: show more error context when extraction fails Christian Ebner
2024-05-14 10:33 ` [pbs-devel] [PATCH v6 proxmox-backup 33/65] pxar: add optional payload input for achive restore Christian Ebner
2024-05-14 10:33 ` [pbs-devel] [PATCH v6 proxmox-backup 34/65] pxar: add more context to extraction error Christian Ebner
2024-05-14 10:33 ` [pbs-devel] [PATCH v6 proxmox-backup 35/65] client: pxar: include payload offset in entry listing Christian Ebner
2024-05-14 10:33 ` [pbs-devel] [PATCH v6 proxmox-backup 36/65] pxar: show padding in debug output on archive list Christian Ebner
2024-05-14 10:33 ` [pbs-devel] [PATCH v6 proxmox-backup 37/65] datastore: dynamic index: add method to get digest Christian Ebner
2024-05-14 10:33 ` [pbs-devel] [PATCH v6 proxmox-backup 38/65] client: pxar: helper for lookup of reusable dynamic entries Christian Ebner
2024-05-14 10:33 ` [pbs-devel] [PATCH v6 proxmox-backup 39/65] upload stream: implement reused chunk injector Christian Ebner
2024-05-14 10:33 ` [pbs-devel] [PATCH v6 proxmox-backup 40/65] client: chunk stream: add struct to hold injection state Christian Ebner
2024-05-14 10:33 ` [pbs-devel] [PATCH v6 proxmox-backup 41/65] chunker: add method to reset chunker state Christian Ebner
2024-05-14 10:33 ` [pbs-devel] [PATCH v6 proxmox-backup 42/65] client: streams: add channels for dynamic entry injection Christian Ebner
2024-05-22 9:56 ` Dominik Csapak
2024-05-24 6:57 ` Christian Ebner
2024-05-14 10:33 ` [pbs-devel] [PATCH v6 proxmox-backup 43/65] specs: add backup detection mode specification Christian Ebner
2024-05-22 13:07 ` Dominik Csapak
2024-05-24 6:59 ` Christian Ebner
2024-05-14 10:34 ` [pbs-devel] [PATCH v6 proxmox-backup 44/65] client: implement prepare reference method Christian Ebner
2024-05-14 10:34 ` [pbs-devel] [PATCH v6 proxmox-backup 45/65] client: pxar: add method for metadata comparison Christian Ebner
2024-05-14 10:34 ` [pbs-devel] [PATCH v6 proxmox-backup 46/65] pxar: caching: add look-ahead cache types Christian Ebner
2024-05-14 10:34 ` [pbs-devel] [PATCH v6 proxmox-backup 47/65] fix #3174: client: pxar: enable caching and meta comparison Christian Ebner
2024-05-22 14:45 ` Dominik Csapak
2024-05-24 8:50 ` Christian Ebner
2024-05-14 10:34 ` [pbs-devel] [PATCH v6 proxmox-backup 48/65] client: backup writer: add injected chunk count to stats Christian Ebner
2024-05-14 10:34 ` [pbs-devel] [PATCH v6 proxmox-backup 49/65] pxar: create: keep track of reused chunks and files Christian Ebner
2024-05-14 10:34 ` [pbs-devel] [PATCH v6 proxmox-backup 50/65] pxar: create: show chunk injection stats debug output Christian Ebner
2024-05-14 10:34 ` [pbs-devel] [PATCH v6 proxmox-backup 51/65] client: pxar: add helper to handle optional preludes Christian Ebner
2024-05-23 8:47 ` Dominik Csapak
2024-05-14 10:34 ` [pbs-devel] [PATCH v6 proxmox-backup 52/65] client: pxar: opt encode cli exclude patterns as Prelude Christian Ebner
2024-05-14 10:34 ` [pbs-devel] [PATCH v6 proxmox-backup 53/65] docs: file formats: describe split pxar archive file layout Christian Ebner
2024-05-14 10:34 ` [pbs-devel] [PATCH v6 proxmox-backup 54/65] docs: add section describing change detection mode Christian Ebner
2024-05-23 9:28 ` Dominik Csapak
2024-05-14 10:34 ` [pbs-devel] [PATCH v6 proxmox-backup 55/65] test-suite: add detection mode change benchmark Christian Ebner
2024-05-14 10:34 ` [pbs-devel] [PATCH v6 proxmox-backup 56/65] test-suite: add bin to deb, add shell completions Christian Ebner
2024-05-23 9:32 ` Dominik Csapak
2024-05-14 10:34 ` [pbs-devel] [PATCH v6 proxmox-backup 57/65] datastore: chunker: add Chunker trait Christian Ebner
2024-05-14 10:34 ` [pbs-devel] [PATCH v6 proxmox-backup 58/65] datastore: chunker: implement chunker for payload stream Christian Ebner
2024-05-14 10:34 ` [pbs-devel] [PATCH v6 proxmox-backup 59/65] client: chunk stream: switch payload stream chunker Christian Ebner
2024-05-14 10:34 ` [pbs-devel] [PATCH v6 proxmox-backup 60/65] client: pxar: allow to restore prelude to optional path Christian Ebner
2024-05-14 10:34 ` [pbs-devel] [PATCH v6 proxmox-backup 61/65] client: pxar: add archive creation with reference test Christian Ebner
2024-05-23 10:04 ` Dominik Csapak
2024-05-23 10:17 ` Christian Ebner
2024-05-23 10:17 ` Dominik Csapak
2024-05-27 11:05 ` Christian Ebner
2024-05-27 11:17 ` Christian Ebner
2024-05-14 10:34 ` [pbs-devel] [PATCH v6 proxmox-backup 62/65] client: tools: add helper to raise nofile rlimit Christian Ebner
2024-05-14 10:34 ` [pbs-devel] [PATCH v6 proxmox-backup 63/65] client: pxar: set cache limit based on " Christian Ebner
2024-05-14 10:34 ` [pbs-devel] [PATCH v6 proxmox-backup 64/65] chunker: tests: add regression tests for payload chunker Christian Ebner
2024-05-21 11:23 ` Dominik Csapak
2024-05-21 11:27 ` Christian Ebner
2024-05-14 10:34 ` [pbs-devel] [PATCH v6 proxmox-backup 65/65] chunk stream: " Christian Ebner
2024-05-21 11:21 ` Dominik Csapak
2024-05-14 10:45 ` [pbs-devel] [PATCH v5 pxar proxmox-backup 00/62] fix #3174: improve file-level backup Christian Ebner
2024-05-27 14:35 ` Christian Ebner
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20240514103421.289431-27-c.ebner@proxmox.com \
--to=c.ebner@proxmox.com \
--cc=pbs-devel@lists.proxmox.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox