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hypha: include squashfs version in image cache key

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This commit is contained in:
Alex Zenla 2024-01-18 00:21:03 -08:00
parent e401a2cb2b
commit 228e42a779
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GPG Key ID: 067B238899B51269
1 changed files with 10 additions and 3 deletions
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13
hypha/src/image/mod.rs
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@ -16,6 +16,8 @@ use std::path::PathBuf;
use uuid::Uuid;
use walkdir::WalkDir;
pub const IMAGE_SQUASHFS_VERSION: u64 = 1;
pub struct ImageInfo {
pub squashfs: PathBuf,
pub manifest: ImageManifest,
@ -75,8 +77,13 @@ impl ImageCompiler<'_> {
let mut client = Client::new(image.registry_url()?, name.clone())?;
let manifest = client.get_manifest(reference)?;
let manifest_serialized = serde_json::to_string(&manifest)?;
let manifest_digest = sha256::digest(manifest_serialized);
if let Some(cached) = self.cache.recall(&manifest_digest)? {
let cache_key = format!(
"manifest\n{}squashfs-version\n{}\n",
manifest_serialized, IMAGE_SQUASHFS_VERSION
);
let cache_digest = sha256::digest(cache_key);
if let Some(cached) = self.cache.recall(&cache_digest)? {
return Ok(cached);
}
@ -114,7 +121,7 @@ impl ImageCompiler<'_> {
);
self.squash(image_dir, squash_file)?;
let info = ImageInfo::new(squash_file.clone(), manifest.clone(), config)?;
return self.cache.store(&manifest_digest, &info);
return self.cache.store(&cache_digest, &info);
}
Err(Error::MissingLayer.into())
}