tyler/proxmox-backup
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tape: store datastore name in tape archives and media catalog

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So that we can store multiple datastores on a single media set.
Deduplication is now per datastore (not per media set).
This commit is contained in:
Dietmar Maurer
2021-03-16 12:52:49 +01:00
parent 0e2bf3aa1d
commit 54722acada
9 changed files with 237 additions and 95 deletions
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11
src/tape/file_formats/snapshot_archive.rs
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@ -12,11 +12,13 @@ use crate::tape::{
SnapshotReader,
file_formats::{
PROXMOX_TAPE_BLOCK_SIZE,
PROXMOX_BACKUP_SNAPSHOT_ARCHIVE_MAGIC_1_0,
PROXMOX_BACKUP_SNAPSHOT_ARCHIVE_MAGIC_1_1,
MediaContentHeader,
SnapshotArchiveHeader,
},
};
/// Write a set of files as `pxar` archive to the tape
///
/// This ignores file attributes like ACLs and xattrs.
@ -31,12 +33,15 @@ pub fn tape_write_snapshot_archive<'a>(
) -> Result<Option<Uuid>, std::io::Error> {
let snapshot = snapshot_reader.snapshot().to_string();
let store = snapshot_reader.datastore_name().to_string();
let file_list = snapshot_reader.file_list();
let header_data = snapshot.as_bytes().to_vec();
let archive_header = SnapshotArchiveHeader { snapshot, store };
let header_data = serde_json::to_string_pretty(&archive_header)?.as_bytes().to_vec();
let header = MediaContentHeader::new(
PROXMOX_BACKUP_SNAPSHOT_ARCHIVE_MAGIC_1_0, header_data.len() as u32);
PROXMOX_BACKUP_SNAPSHOT_ARCHIVE_MAGIC_1_1, header_data.len() as u32);
let content_uuid = header.uuid.into();
let root_metadata = pxar::Metadata::dir_builder(0o0664).build();