From: Gabriel Goller <g.goller@proxmox.com>
To: Proxmox Backup Server development discussion
<pbs-devel@lists.proxmox.com>
Subject: Re: [pbs-devel] [PATCH proxmox-backup 2/4] api types: introduce `BackupArchiveName` type
Date: Tue, 9 Jul 2024 11:37:37 +0200 [thread overview]
Message-ID: <20240709093737.zvwlhvneuhxlxcrw@luna.proxmox.com> (raw)
In-Reply-To: <20240704085559.132116-3-c.ebner@proxmox.com>
Doesn't apply on master anymore, but here some quick things I noticed
skimming over.
On 04.07.2024 10:55, Christian Ebner wrote:
>diff --git a/pbs-api-types/src/datastore.rs b/pbs-api-types/src/datastore.rs
>index b63e7c2ff..16c3eef59 100644
>--- a/pbs-api-types/src/datastore.rs
>+++ b/pbs-api-types/src/datastore.rs
>+impl std::fmt::Display for BackupArchiveName {
I think we can import the std::* traits here (and below as well.)
>+ fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
>+ write!(f, "{name}", name = self.name)
>+ }
>+}
>+
>+serde_plain::derive_deserialize_from_fromstr!(BackupArchiveName, "archive name");
>+
>+impl std::str::FromStr for BackupArchiveName {
>+ type Err = Error;
>+
>+ fn from_str(name: &str) -> Result<Self, Self::Err> {
>+ Self::try_from(name)
>+ }
>+}
>+
>+serde_plain::derive_serialize_from_display!(BackupArchiveName);
>+
>+impl std::convert::TryFrom<&str> for BackupArchiveName {
>+ type Error = anyhow::Error;
>+
>+ fn try_from(value: &str) -> Result<Self, Self::Error> {
>+ let (name, ty) = Self::parse_archive_type(value)?;
>+ Ok(Self { name, ty })
>+ }
>+}
>+
>+impl std::convert::AsRef<str> for BackupArchiveName {
>+ fn as_ref(&self) -> &str {
>+ &self.name
>+ }
>+}
>+
>+impl BackupArchiveName {
>+ pub fn from_path(path: impl AsRef<Path>) -> Result<Self, Error> {
>+ let path = path.as_ref();
>+ let file_name = path
>+ .file_name()
>+ .ok_or_else(|| format_err!("invalid archive name"))?;
>+ let name = file_name
>+ .to_str()
>+ .ok_or_else(|| format_err!("archive name not valid UTF-8"))?;
>+
>+ Self::try_from(name)
>+ }
>+
>+ pub fn archive_type(&self) -> ArchiveType {
>+ self.ty.clone()
>+ }
>+
>+ pub fn ends_with(&self, postfix: &str) -> bool {
>+ self.name.ends_with(postfix)
>+ }
>+
>+ pub fn has_pxar_filename_extension(&self) -> bool {
>+ self.name.ends_with(".pxar.didx")
>+ || self.name.ends_with(".mpxar.didx")
>+ || self.name.ends_with(".ppxar.didx")
>+ }
>+
>+ pub fn without_type_extension(&self) -> String {
>+ match self.ty {
>+ ArchiveType::DynamicIndex => self.name.strip_suffix(".didx").unwrap().into(),
>+ ArchiveType::FixedIndex => self.name.strip_suffix(".fidx").unwrap().into(),
>+ ArchiveType::Blob => self.name.strip_suffix(".blob").unwrap().into(),
>+ }
>+ }
>+
>+ fn parse_archive_type(archive_name: &str) -> Result<(String, ArchiveType), Error> {
>+ if archive_name.ends_with(".didx")
>+ || archive_name.ends_with(".fidx")
>+ || archive_name.ends_with(".blob")
>+ {
>+ Ok((archive_name.into(), ArchiveType::from_path(archive_name)?))
>+ } else if archive_name.ends_with(".pxar")
>+ || archive_name.ends_with(".mpxar")
>+ || archive_name.ends_with(".ppxar")
>+ {
>+ Ok((format!("{}.didx", archive_name), ArchiveType::DynamicIndex))
`archive_name` can be inlined here (below as well.)
>+ } else if archive_name.ends_with(".img") {
>+ Ok((format!("{}.fidx", archive_name), ArchiveType::FixedIndex))
>+ } else {
>+ Ok((format!("{}.blob", archive_name), ArchiveType::Blob))
>+ }
>+ }
>+}
>+
>+impl ApiType for BackupArchiveName {
>+ const API_SCHEMA: Schema = BACKUP_ARCHIVE_NAME_SCHEMA;
>+}
Everything quite straightforward, but we could throw in some unit-tests
as it won't do us any harm.
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next prev parent reply other threads:[~2024-07-09 9:37 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-07-04 8:55 [pbs-devel] [PATCH proxmox-backup 0/4] introduce dedcated archive name api type Christian Ebner
2024-07-04 8:55 ` [pbs-devel] [PATCH proxmox-backup 1/4] datastore: move `ArchiveType` to PBS api types crate Christian Ebner
2024-07-04 8:55 ` [pbs-devel] [PATCH proxmox-backup 2/4] api types: introduce `BackupArchiveName` type Christian Ebner
2024-07-09 9:37 ` Gabriel Goller [this message]
2024-07-09 12:09 ` Christian Ebner
2024-07-04 8:55 ` [pbs-devel] [PATCH proxmox-backup 3/4] client/server: use dedicated api type for all archive names Christian Ebner
2024-07-04 8:55 ` [pbs-devel] [PATCH proxmox-backup 4/4] client: drop unused parse_archive_type helper Christian Ebner
2024-07-10 7:51 ` [pbs-devel] [PATCH proxmox-backup 0/4] introduce dedcated archive name api type Christian Ebner
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