[pve-devel] [PATCH proxmox-perl-rs 2/9] add Perl mapping for OCI container image parser

From: Filip Schauer <f.schauer@proxmox.com>
To: pve-devel@lists.proxmox.com
Subject: [pve-devel] [PATCH proxmox-perl-rs 2/9] add Perl mapping for OCI container image parser
Date: Tue, 20 May 2025 14:42:50 +0200	[thread overview]
Message-ID: <20250520124257.165949-3-f.schauer@proxmox.com> (raw)
In-Reply-To: <20250520124257.165949-1-f.schauer@proxmox.com>

Signed-off-by: Filip Schauer <f.schauer@proxmox.com>
---
 pve-rs/Cargo.toml |  2 ++
 pve-rs/Makefile   |  1 +
 pve-rs/src/lib.rs |  1 +
 pve-rs/src/oci.rs | 20 ++++++++++++++++++++
 4 files changed, 24 insertions(+)
 create mode 100644 pve-rs/src/oci.rs

diff --git a/pve-rs/Cargo.toml b/pve-rs/Cargo.toml
index 82ebce4..2ca5f9f 100644
--- a/pve-rs/Cargo.toml
+++ b/pve-rs/Cargo.toml
@@ -21,6 +21,7 @@ hex = "0.4"
 http = "0.2.7"
 libc = "0.2"
 nix = "0.26"
+oci-spec = "0.8.1"
 openssl = "0.10.40"
 serde = "1.0"
 serde_bytes = "0.11"
@@ -45,3 +46,4 @@ proxmox-sys = "0.6"
 proxmox-tfa = { version = "5", features = ["api"] }
 proxmox-time = "2"
 proxmox-ve-config = { version = "0.2.1" }
+proxmox-oci = "0.1.0"
diff --git a/pve-rs/Makefile b/pve-rs/Makefile
index 4a5a277..b9c07c0 100644
--- a/pve-rs/Makefile
+++ b/pve-rs/Makefile
@@ -28,6 +28,7 @@ PERLMOD_GENPACKAGE := /usr/lib/perlmod/genpackage.pl \
 
 PERLMOD_PACKAGES := \
 	  PVE::RS::Firewall::SDN \
+	  PVE::RS::OCI \
 	  PVE::RS::OpenId \
 	  PVE::RS::ResourceScheduling::Static \
 	  PVE::RS::TFA
diff --git a/pve-rs/src/lib.rs b/pve-rs/src/lib.rs
index bb979b9..1fe9e77 100644
--- a/pve-rs/src/lib.rs
+++ b/pve-rs/src/lib.rs
@@ -12,6 +12,7 @@ use proxmox_notify::{Config, Notification, Severity};
 mod common;
 
 pub mod firewall;
+pub mod oci;
 pub mod openid;
 
 pub mod bindings;
diff --git a/pve-rs/src/oci.rs b/pve-rs/src/oci.rs
new file mode 100644
index 0000000..3ce06c0
--- /dev/null
+++ b/pve-rs/src/oci.rs
@@ -0,0 +1,20 @@
+#[perlmod::package(name = "PVE::RS::OCI")]
+mod export {
+    use anyhow::{bail, Error};
+    use oci_spec::image::Config;
+    use proxmox_oci::ProxmoxOciError;
+
+    #[export]
+    pub fn parse_oci_image(
+        oci_tar_path: &str,
+        rootfs_path: &str,
+    ) -> Result<Option<Config>, Error> {
+        match proxmox_oci::parse_oci_image(oci_tar_path, rootfs_path) {
+            Ok(config) => Ok(Some(config.unwrap_or_default())),
+            Err(err) => match err {
+                ProxmoxOciError::NotAnOciImage => Ok(None),
+                ProxmoxOciError::OciSpecError(e) => bail!("{e}"),
+            }
+        }
+    }
+}
-- 
2.39.5



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