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refactor: extract file caching into CachingBackend wrapper #7

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refactor: extract file caching into CachingBackend wrapper #7

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13 changes: 8 additions & 5 deletions crates/git-fs/src/mesafuse.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -7,8 +7,8 @@ use std::{
use crate::{
domain::GhRepoInfo,
ssfs::{
GetINodeError, INodeHandle, INodeKind, SsFs, SsfsBackend, SsfsBackendError, SsfsDirEntry,
SsfsOk, SsfsResolutionError,
CachingBackend, GetINodeError, INodeHandle, INodeKind, SsFs, SsfsBackend, SsfsBackendError,
SsfsDirEntry, SsfsOk, SsfsResolutionError,
},
};
use base64::{Engine as _, engine::general_purpose::STANDARD as BASE64};
Expand Down Expand Up @@ -172,7 +172,7 @@ pub struct MesaFS {
/// This is the backing memory for the filesystem. `SsFs` is responsible for managing how it
/// serializes to disk and how it loads from disk. We are responsible for giving it the true
/// state of reality.
ssfs: SsFs<MesaBackend>,
ssfs: SsFs<CachingBackend<MesaBackend>>,
}

/// Mesa's FUSE filesystem implementation.
Expand All @@ -185,14 +185,17 @@ impl MesaFS {
pub fn new(api_key: &str, gh_repo: GhRepoInfo, git_ref: Option<&str>) -> Self {
let rt = tokio::runtime::Runtime::new().expect("Failed to create Tokio runtime");

let backend = Arc::new(MesaBackend {
let mesa_backend = Arc::new(MesaBackend {
mesa: Mesa::builder(api_key).build(),
org: gh_repo.org,
repo: gh_repo.repo,
git_ref: git_ref.map(ToOwned::to_owned),
});

let ssfs = SsFs::new(backend, rt.handle().clone());
// Wrap the Mesa backend with caching.
let caching_backend = Arc::new(CachingBackend::new(mesa_backend));

let ssfs = SsFs::new(caching_backend, rt.handle().clone());

Self { rt, ssfs }
}
Expand Down
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